//* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla History System. * * The Initial Developer of the Original Code is Google Inc. * Portions created by the Initial Developer are Copyright (C) 2005 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Brett Wilson (original author) * Dietrich Ayala * Seth Spitzer * Asaf Romano * Marco Bonardo * Edward Lee * Michael Ventnor * Ehsan Akhgari * Drew Willcoxon * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include #include "nsNavHistory.h" #include "nsTArray.h" #include "nsCollationCID.h" #include "nsILocaleService.h" #include "nsIPrefBranch2.h" #include "nsNetUtil.h" #include "nsPrintfCString.h" #include "nsPromiseFlatString.h" #include "nsString.h" #include "nsUnicharUtils.h" #include "prsystem.h" #include "prtime.h" #include "nsEscape.h" #include "nsIEffectiveTLDService.h" #include "nsIClassInfoImpl.h" #include "nsThreadUtils.h" #include "nsAppDirectoryServiceDefs.h" #include "nsMathUtils.h" #include "nsNavBookmarks.h" #include "nsAnnotationService.h" #include "nsILivemarkService.h" #include "nsFaviconService.h" #include "nsPlacesTables.h" #include "nsPlacesIndexes.h" #include "nsPlacesTriggers.h" #include "nsPlacesMacros.h" #include "SQLFunctions.h" #include "Helpers.h" #ifdef MOZ_XUL #include "nsIAutoCompleteInput.h" #include "nsIAutoCompletePopup.h" #endif using namespace mozilla::places; // Microsecond timeout for "recent" events such as typed and bookmark following. // If you typed it more than this time ago, it's not recent. // This is 15 minutes m s/m us/s #define RECENT_EVENT_THRESHOLD (15 * 60 * PR_USEC_PER_SEC) // Microseconds ago to look for redirects when updating bookmarks. Used to // compute the threshold for nsNavBookmarks::AddBookmarkToHash #define BOOKMARK_REDIRECT_TIME_THRESHOLD (2 * 60 * PR_USEC_PER_SEC) // The maximum number of things that we will store in the recent events list // before calling ExpireNonrecentEvents. This number should be big enough so it // is very difficult to get that many unconsumed events (for example, typed but // never visited) in the RECENT_EVENT_THRESHOLD. Otherwise, we'll start // checking each one for every page visit, which will be somewhat slower. #define RECENT_EVENT_QUEUE_MAX_LENGTH 128 // preference ID strings #define PREF_BRANCH_BASE "browser." #define PREF_BROWSER_HISTORY_EXPIRE_DAYS_MIN "history_expire_days_min" #define PREF_BROWSER_HISTORY_EXPIRE_DAYS_MAX "history_expire_days" #define PREF_BROWSER_HISTORY_EXPIRE_SITES "history_expire_sites" #define PREF_FRECENCY_NUM_VISITS "places.frecency.numVisits" #define PREF_FRECENCY_FIRST_BUCKET_CUTOFF "places.frecency.firstBucketCutoff" #define PREF_FRECENCY_SECOND_BUCKET_CUTOFF "places.frecency.secondBucketCutoff" #define PREF_FRECENCY_THIRD_BUCKET_CUTOFF "places.frecency.thirdBucketCutoff" #define PREF_FRECENCY_FOURTH_BUCKET_CUTOFF "places.frecency.fourthBucketCutoff" #define PREF_FRECENCY_FIRST_BUCKET_WEIGHT "places.frecency.firstBucketWeight" #define PREF_FRECENCY_SECOND_BUCKET_WEIGHT "places.frecency.secondBucketWeight" #define PREF_FRECENCY_THIRD_BUCKET_WEIGHT "places.frecency.thirdBucketWeight" #define PREF_FRECENCY_FOURTH_BUCKET_WEIGHT "places.frecency.fourthBucketWeight" #define PREF_FRECENCY_DEFAULT_BUCKET_WEIGHT "places.frecency.defaultBucketWeight" #define PREF_FRECENCY_EMBED_VISIT_BONUS "places.frecency.embedVisitBonus" #define PREF_FRECENCY_LINK_VISIT_BONUS "places.frecency.linkVisitBonus" #define PREF_FRECENCY_TYPED_VISIT_BONUS "places.frecency.typedVisitBonus" #define PREF_FRECENCY_BOOKMARK_VISIT_BONUS "places.frecency.bookmarkVisitBonus" #define PREF_FRECENCY_DOWNLOAD_VISIT_BONUS "places.frecency.downloadVisitBonus" #define PREF_FRECENCY_PERM_REDIRECT_VISIT_BONUS "places.frecency.permRedirectVisitBonus" #define PREF_FRECENCY_TEMP_REDIRECT_VISIT_BONUS "places.frecency.tempRedirectVisitBonus" #define PREF_FRECENCY_DEFAULT_VISIT_BONUS "places.frecency.defaultVisitBonus" #define PREF_FRECENCY_UNVISITED_BOOKMARK_BONUS "places.frecency.unvisitedBookmarkBonus" #define PREF_FRECENCY_UNVISITED_TYPED_BONUS "places.frecency.unvisitedTypedBonus" #define PREF_LAST_VACUUM "places.last_vacuum" #define PREF_CACHE_TO_MEMORY_PERCENTAGE "places.database.cache_to_memory_percentage" // Default integer value for PREF_CACHE_TO_MEMORY_PERCENTAGE. // This is 6% of machine memory, giving 15MB for a user with 256MB of memory. // Out of this cache, SQLite will use at most the size of the database file. #define DATABASE_DEFAULT_CACHE_TO_MEMORY_PERCENTAGE 6 // We set the default database page size to be larger. sqlite's default is 1K. // This gives good performance when many small parts of the file have to be // loaded for each statement. Because we try to keep large chunks of the file // in memory, a larger page size should give better I/O performance. 32K is // sqlite's default max page size. #define DEFAULT_DB_PAGE_SIZE 4096 // the value of mLastNow expires every 3 seconds #define HISTORY_EXPIRE_NOW_TIMEOUT (3 * PR_MSEC_PER_SEC) // see bug #319004 -- clamp title and URL to generously-large but not too large // length #define HISTORY_URI_LENGTH_MAX 65536 #define HISTORY_TITLE_LENGTH_MAX 4096 // db file name #define DB_FILENAME NS_LITERAL_STRING("places.sqlite") // db backup file name #define DB_CORRUPT_FILENAME NS_LITERAL_STRING("places.sqlite.corrupt") // Lazy adding #ifdef LAZY_ADD // time that we'll wait before committing messages #define LAZY_MESSAGE_TIMEOUT (3 * PR_MSEC_PER_SEC) // the maximum number of times we'll postpone a lazy timer before committing // See StartLazyTimer() #define MAX_LAZY_TIMER_DEFERMENTS 2 #endif // LAZY_ADD // Limit the number of items in the history for performance reasons #define EXPIRATION_CAP_SITES 40000 // character-set annotation #define CHARSET_ANNO NS_LITERAL_CSTRING("URIProperties/characterSet") // We use the TRUNCATE journal mode to reduce the number of fsyncs. Without // this setting we had a Ts hit on Linux. See bug 460315 for details. #define DEFAULT_JOURNAL_MODE "TRUNCATE" // These macros are used when splitting history by date. // These are the day containers and catch-all final container. #define ADDITIONAL_DATE_CONT_NUM 3 // We use a guess of the number of months considering all of them 30 days // long, but we split only the last 6 months. #define DATE_CONT_NUM(_expireDays) \ (ADDITIONAL_DATE_CONT_NUM + NS_MIN(6, (_expireDays/30))) // fraction of free pages in the database to force a vacuum between // MAX_TIME_BEFORE_VACUUM and MIN_TIME_BEFORE_VACUUM. #define VACUUM_FREEPAGES_THRESHOLD 0.1 // This is the maximum time (in microseconds) that can pass between 2 VACUUM // operations. #define MAX_TIME_BEFORE_VACUUM (PRInt64)60 * 24 * 60 * 60 * 1000 * 1000 // This is the minimum time (in microseconds) that should pass between 2 VACUUM // operations. #define MIN_TIME_BEFORE_VACUUM (PRInt64)30 * 24 * 60 * 60 * 1000 * 1000 NS_IMPL_THREADSAFE_ADDREF(nsNavHistory) NS_IMPL_THREADSAFE_RELEASE(nsNavHistory) NS_INTERFACE_MAP_BEGIN(nsNavHistory) NS_INTERFACE_MAP_ENTRY(nsINavHistoryService) NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsIGlobalHistory2, nsIGlobalHistory3) NS_INTERFACE_MAP_ENTRY(nsIGlobalHistory3) NS_INTERFACE_MAP_ENTRY(nsIDownloadHistory) NS_INTERFACE_MAP_ENTRY(nsIBrowserHistory) NS_INTERFACE_MAP_ENTRY(nsIObserver) NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference) NS_INTERFACE_MAP_ENTRY(nsICharsetResolver) NS_INTERFACE_MAP_ENTRY(nsPIPlacesDatabase) NS_INTERFACE_MAP_ENTRY(nsPIPlacesHistoryListenersNotifier) NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsINavHistoryService) NS_IMPL_QUERY_CLASSINFO(nsNavHistory) NS_INTERFACE_MAP_END // We don't care about flattening everything NS_IMPL_CI_INTERFACE_GETTER5( nsNavHistory , nsINavHistoryService , nsIGlobalHistory3 , nsIGlobalHistory2 , nsIDownloadHistory , nsIBrowserHistory ) static nsresult GetReversedHostname(nsIURI* aURI, nsAString& host); static void GetReversedHostname(const nsString& aForward, nsAString& aReversed); static PRInt64 GetSimpleBookmarksQueryFolder( const nsCOMArray& aQueries, nsNavHistoryQueryOptions* aOptions); static void ParseSearchTermsFromQueries(const nsCOMArray& aQueries, nsTArray*>* aTerms); inline void ReverseString(const nsString& aInput, nsAString& aReversed) { aReversed.Truncate(0); for (PRInt32 i = aInput.Length() - 1; i >= 0; i --) aReversed.Append(aInput[i]); } namespace mozilla { namespace places { bool hasRecentCorruptDB() { nsCOMPtr profDir; nsresult rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(profDir)); NS_ENSURE_SUCCESS(rv, false); nsCOMPtr entries; rv = profDir->GetDirectoryEntries(getter_AddRefs(entries)); NS_ENSURE_SUCCESS(rv, false); PRBool hasMore; while (NS_SUCCEEDED(entries->HasMoreElements(&hasMore)) && hasMore) { nsCOMPtr next; rv = entries->GetNext(getter_AddRefs(next)); NS_ENSURE_SUCCESS(rv, false); nsCOMPtr currFile = do_QueryInterface(next, &rv); NS_ENSURE_SUCCESS(rv, false); nsAutoString leafName; rv = currFile->GetLeafName(leafName); NS_ENSURE_SUCCESS(rv, false); if (leafName.Length() >= DB_CORRUPT_FILENAME.Length() && leafName.Find(".corrupt", DB_FILENAME.Length()) != -1) { PRInt64 lastMod; rv = currFile->GetLastModifiedTime(&lastMod); NS_ENSURE_SUCCESS(rv, false); if (PR_Now() - lastMod > (PRInt64)24 * 60 * 60 * 1000 * 1000) return true; } } return false; } void GetTagsSqlFragment(PRInt64 aTagsFolder, const nsACString& aRelation, PRBool aHasSearchTerms, nsACString& _sqlFragment) { if (!aHasSearchTerms) _sqlFragment.AssignLiteral("null"); else { _sqlFragment.Assign(NS_LITERAL_CSTRING( "(SELECT GROUP_CONCAT(tag_title, ', ') " "FROM ( " "SELECT t_t.title AS tag_title " "FROM moz_bookmarks b_t " "JOIN moz_bookmarks t_t ON t_t.id = b_t.parent " "WHERE b_t.fk = ") + aRelation + NS_LITERAL_CSTRING(" " "AND LENGTH(t_t.title) > 0 " "AND t_t.parent = ") + nsPrintfCString("%lld", aTagsFolder) + NS_LITERAL_CSTRING(" " "ORDER BY t_t.title COLLATE NOCASE ASC " ") " ")")); } _sqlFragment.AppendLiteral(" AS tags "); } } } // UpdateBatchScoper // // This just sets begin/end of batch updates to correspond to C++ scopes so // we can be sure end always gets called. class UpdateBatchScoper { public: UpdateBatchScoper(nsNavHistory& aNavHistory) : mNavHistory(aNavHistory) { mNavHistory.BeginUpdateBatch(); } ~UpdateBatchScoper() { mNavHistory.EndUpdateBatch(); } protected: nsNavHistory& mNavHistory; }; class PlacesEvent : public nsRunnable { public: PlacesEvent(const char* aTopic) { mTopic = aTopic; } NS_IMETHOD Run() { nsresult rv; nsCOMPtr observerService = do_GetService("@mozilla.org/observer-service;1", &rv); NS_ENSURE_SUCCESS(rv, rv); rv = observerService->NotifyObservers(nsnull, mTopic, nsnull); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } protected: const char* mTopic; }; // if adding a new one, be sure to update nsNavBookmarks statements and // its kGetChildrenIndex_* constants const PRInt32 nsNavHistory::kGetInfoIndex_PageID = 0; const PRInt32 nsNavHistory::kGetInfoIndex_URL = 1; const PRInt32 nsNavHistory::kGetInfoIndex_Title = 2; const PRInt32 nsNavHistory::kGetInfoIndex_RevHost = 3; const PRInt32 nsNavHistory::kGetInfoIndex_VisitCount = 4; const PRInt32 nsNavHistory::kGetInfoIndex_VisitDate = 5; const PRInt32 nsNavHistory::kGetInfoIndex_FaviconURL = 6; const PRInt32 nsNavHistory::kGetInfoIndex_SessionId = 7; const PRInt32 nsNavHistory::kGetInfoIndex_ItemId = 8; const PRInt32 nsNavHistory::kGetInfoIndex_ItemDateAdded = 9; const PRInt32 nsNavHistory::kGetInfoIndex_ItemLastModified = 10; const PRInt32 nsNavHistory::kGetInfoIndex_ItemParentId = 11; const PRInt32 nsNavHistory::kGetInfoIndex_ItemTags = 12; static const char* gXpcomShutdown = "xpcom-shutdown"; static const char* gAutoCompleteFeedback = "autocomplete-will-enter-text"; static const char* gIdleDaily = "idle-daily"; // annotation names const char nsNavHistory::kAnnotationPreviousEncoding[] = "history/encoding"; // code borrowed from mozilla/xpfe/components/history/src/nsGlobalHistory.cpp // pass in a pre-normalized now and a date, and we'll find // the difference since midnight on each of the days. // // USECS_PER_DAY == PR_USEC_PER_SEC * 60 * 60 * 24; static const PRInt64 USECS_PER_DAY = LL_INIT(20, 500654080); PLACES_FACTORY_SINGLETON_IMPLEMENTATION(nsNavHistory, gHistoryService) // nsNavHistory::nsNavHistory nsNavHistory::nsNavHistory() : mBatchLevel(0), mBatchHasTransaction(PR_FALSE), mNowValid(PR_FALSE), mExpireNowTimer(nsnull), mExpireDaysMin(0), mExpireDaysMax(0), mExpireSites(0), mNumVisitsForFrecency(10), mTagsFolder(-1), mInPrivateBrowsing(PRIVATEBROWSING_NOTINITED), mDatabaseStatus(DATABASE_STATUS_OK), mCanNotify(true), mCacheObservers("history-observers") { #ifdef LAZY_ADD mLazyTimerSet = PR_TRUE; mLazyTimerDeferments = 0; #endif NS_ASSERTION(!gHistoryService, "Attempting to create two instances of the service!"); gHistoryService = this; } // nsNavHistory::~nsNavHistory nsNavHistory::~nsNavHistory() { // remove the static reference to the service. Check to make sure its us // in case somebody creates an extra instance of the service. NS_ASSERTION(gHistoryService == this, "Deleting a non-singleton instance of the service"); if (gHistoryService == this) gHistoryService = nsnull; } // nsNavHistory::Init nsresult nsNavHistory::Init() { nsresult rv; // prefs (must be before DB init, which uses the pref service) nsCOMPtr prefService = do_GetService(NS_PREFSERVICE_CONTRACTID, &rv); NS_ENSURE_SUCCESS(rv, rv); rv = prefService->GetBranch(PREF_BRANCH_BASE, getter_AddRefs(mPrefBranch)); NS_ENSURE_SUCCESS(rv, rv); // prefs LoadPrefs(PR_TRUE); // Init the database file. If we won't be able to connect to the database it // is most likely corrupt, so we will backup it and create a new one. rv = InitDBFile(PR_FALSE); NS_ENSURE_SUCCESS(rv, rv); // Init the database schema. If this will fail there's an high possibility // the schema is corrupt or incorrect, so we will force a new database // initialization. rv = InitDB(); if (NS_FAILED(rv)) { // Forced InitDBFile will backup the old db and create a new one. rv = InitDBFile(PR_TRUE); NS_ENSURE_SUCCESS(rv, rv); // Try to initialize the schema again on the new database. rv = InitDB(); } NS_ENSURE_SUCCESS(rv, rv); // Initialize all the items that are not part of the on-disk database, like // views, temp tables, functions. Do not initialize these in InitDBFile, or // in case of failure we would mark the database as corrupt and try to // replace it, even if it's sane. rv = InitAdditionalDBItems(); NS_ENSURE_SUCCESS(rv, rv); // Initialize expiration. There's no need to do this before, since just now // we have a valid database and a working connection. mExpire = new nsNavHistoryExpire(); // Notify we have finished database initialization. // Enqueue the notification, so if we init another service that requires // nsNavHistoryService we don't recursive try to get it. nsRefPtr completeEvent = new PlacesEvent(PLACES_INIT_COMPLETE_TOPIC); rv = NS_DispatchToMainThread(completeEvent); NS_ENSURE_SUCCESS(rv, rv); // extract the last session ID so we know where to pick up. There is no index // over sessions so the naive statement "SELECT MAX(session) FROM // moz_historyvisits" won't have good performance. // This is long before we use our temporary tables, so we do not have to join // on moz_historyvisits_temp to get the right result here. { nsCOMPtr selectSession; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT session FROM moz_historyvisits " "ORDER BY visit_date DESC LIMIT 1"), getter_AddRefs(selectSession)); NS_ENSURE_SUCCESS(rv, rv); PRBool hasSession; if (NS_SUCCEEDED(selectSession->ExecuteStep(&hasSession)) && hasSession) mLastSessionID = selectSession->AsInt64(0); else mLastSessionID = 1; } // recent events hash tables NS_ENSURE_TRUE(mRecentTyped.Init(128), NS_ERROR_OUT_OF_MEMORY); NS_ENSURE_TRUE(mRecentBookmark.Init(128), NS_ERROR_OUT_OF_MEMORY); NS_ENSURE_TRUE(mRecentRedirects.Init(128), NS_ERROR_OUT_OF_MEMORY); /***************************************************************************** *** IMPORTANT NOTICE! *** *** Nothing after these add observer calls should return anything but NS_OK. *** If a failure code is returned, this nsNavHistory object will be held onto *** by the observer service and the preference service. ****************************************************************************/ nsCOMPtr observerService = do_GetService("@mozilla.org/observer-service;1", &rv); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr pbi = do_QueryInterface(mPrefBranch); if (pbi) { pbi->AddObserver(PREF_BROWSER_HISTORY_EXPIRE_DAYS_MAX, this, PR_FALSE); pbi->AddObserver(PREF_BROWSER_HISTORY_EXPIRE_DAYS_MIN, this, PR_FALSE); pbi->AddObserver(PREF_BROWSER_HISTORY_EXPIRE_SITES, this, PR_FALSE); } observerService->AddObserver(this, gXpcomShutdown, PR_FALSE); observerService->AddObserver(this, gAutoCompleteFeedback, PR_FALSE); observerService->AddObserver(this, gIdleDaily, PR_FALSE); observerService->AddObserver(this, NS_PRIVATE_BROWSING_SWITCH_TOPIC, PR_FALSE); // In case we've either imported or done a migration from a pre-frecency // build, we will calculate the first cutoff period's frecencies once the rest // of the places infrastructure has been initialized. if (mDatabaseStatus == DATABASE_STATUS_CREATE || mDatabaseStatus == DATABASE_STATUS_UPGRADED) { (void)observerService->AddObserver(this, PLACES_INIT_COMPLETE_TOPIC, PR_FALSE); } /***************************************************************************** *** IMPORTANT NOTICE! *** *** NO CODE SHOULD GO BEYOND THIS POINT THAT WOULD PROPAGATE AN ERROR. IN *** OTHER WORDS, THE ONLY THING THAT SHOULD BE RETURNED AFTER THIS POINT IS *** NS_OK. ****************************************************************************/ if (mDatabaseStatus == DATABASE_STATUS_CREATE) { nsCOMPtr historyFile; rv = NS_GetSpecialDirectory(NS_APP_HISTORY_50_FILE, getter_AddRefs(historyFile)); if (NS_SUCCEEDED(rv) && historyFile) { (void)ImportHistory(historyFile); } } // Don't add code that can fail here! Do it up above, before we add our // observers. return NS_OK; } // nsNavHistory::InitDBFile nsresult nsNavHistory::InitDBFile(PRBool aForceInit) { if (aForceInit) { NS_ASSERTION(mDBConn, "When forcing initialization, a database connection must exist!"); NS_ASSERTION(mDBService, "When forcing initialization, the database service must exist!"); } // get profile dir, file nsCOMPtr profDir; nsresult rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(profDir)); NS_ENSURE_SUCCESS(rv, rv); rv = profDir->Clone(getter_AddRefs(mDBFile)); NS_ENSURE_SUCCESS(rv, rv); rv = mDBFile->Append(DB_FILENAME); NS_ENSURE_SUCCESS(rv, rv); if (aForceInit) { // If forcing initialization, backup and remove the old file. If we have // already failed in the last 24 hours avoid to create another corrupt file, // since doing so, in some situation, could cause us to create a new corrupt // file at every try to access any Places service. That is bad because it // would quickly fill the user's disk space without any notice. if (!hasRecentCorruptDB()) { // backup the database nsCOMPtr backup; rv = mDBService->BackupDatabaseFile(mDBFile, DB_CORRUPT_FILENAME, profDir, getter_AddRefs(backup)); NS_ENSURE_SUCCESS(rv, rv); } // Close database connection if open. // If there's any not finalized statement or this fails for any reason // we won't be able to remove the database. rv = mDBConn->Close(); NS_ENSURE_SUCCESS(rv, rv); // Remove the broken database. rv = mDBFile->Remove(PR_FALSE); if (NS_FAILED(rv)) { // If the file is still in use this will fail and we won't be able to // start with a clean database. The process of backing up a corrupt // database will loop on the same database file at any next service // request. // We can't do much at this point, so fire a locked event so that user is // notified that we can't ensure Places to work. nsRefPtr lockedEvent = new PlacesEvent(PLACES_DB_LOCKED_TOPIC); (void)NS_DispatchToMainThread(lockedEvent); } NS_ENSURE_SUCCESS(rv, rv); // If aForceInit is true we were unable to initialize or upgrade the current // database, so it was corrupt. mDatabaseStatus = DATABASE_STATUS_CORRUPT; } else { // file exists? PRBool dbExists = PR_TRUE; rv = mDBFile->Exists(&dbExists); NS_ENSURE_SUCCESS(rv, rv); // If the database didn't previously exist, we create it. if (!dbExists) mDatabaseStatus = DATABASE_STATUS_CREATE; } // open the database mDBService = do_GetService(MOZ_STORAGE_SERVICE_CONTRACTID, &rv); NS_ENSURE_SUCCESS(rv, rv); rv = mDBService->OpenUnsharedDatabase(mDBFile, getter_AddRefs(mDBConn)); if (rv == NS_ERROR_FILE_CORRUPTED) { // The database is corrupt, we create a new one. mDatabaseStatus = DATABASE_STATUS_CORRUPT; // backup file nsCOMPtr backup; rv = mDBService->BackupDatabaseFile(mDBFile, DB_CORRUPT_FILENAME, profDir, getter_AddRefs(backup)); NS_ENSURE_SUCCESS(rv, rv); // remove existing file rv = mDBFile->Remove(PR_FALSE); NS_ENSURE_SUCCESS(rv, rv); // and try again rv = profDir->Clone(getter_AddRefs(mDBFile)); NS_ENSURE_SUCCESS(rv, rv); rv = mDBFile->Append(DB_FILENAME); NS_ENSURE_SUCCESS(rv, rv); rv = mDBService->OpenUnsharedDatabase(mDBFile, getter_AddRefs(mDBConn)); } if (rv != NS_OK && rv != NS_ERROR_FILE_CORRUPTED) { // If the database cannot be opened for any reason other than corruption, // send out a notification and do not continue initialization. // Note: We swallow errors here, since we want service init to fail anyway. nsRefPtr lockedEvent = new PlacesEvent(PLACES_DB_LOCKED_TOPIC); (void)NS_DispatchToMainThread(lockedEvent); } NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::InitDB // #define PLACES_SCHEMA_VERSION 10 nsresult nsNavHistory::InitDB() { PRInt32 pageSize = DEFAULT_DB_PAGE_SIZE; // Get the places schema version, which we store in the user_version PRAGMA. PRInt32 DBSchemaVersion = 0; nsresult rv = mDBConn->GetSchemaVersion(&DBSchemaVersion); NS_ENSURE_SUCCESS(rv, rv); bool databaseInitialized = (DBSchemaVersion > 0); if (!databaseInitialized) { // IMPORTANT NOTE: // setting page_size must happen first, see bug #401985 for details // // Set the database page size. // This will only have any effect on empty files, so must be done before // anything else. If the file already exists, we'll get that file's page // size and this would have no effect. nsCAutoString pageSizePragma("PRAGMA page_size = "); pageSizePragma.AppendInt(pageSize); rv = mDBConn->ExecuteSimpleSQL(pageSizePragma); NS_ENSURE_SUCCESS(rv, rv); } else { // Get the page size. This may be different than the default if the // database file already existed with a different page size. nsCOMPtr statement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "PRAGMA page_size"), getter_AddRefs(statement)); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResult; rv = statement->ExecuteStep(&hasResult); NS_ENSURE_SUCCESS(rv, rv); NS_ENSURE_TRUE(hasResult, NS_ERROR_FAILURE); pageSize = statement->AsInt32(0); } // Ensure that temp tables are held in memory, not on disk. We use temp // tables mainly for fsync and I/O reduction. rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA temp_store = MEMORY")); NS_ENSURE_SUCCESS(rv, rv); // Set pragma synchronous to FULL to ensure maximum data integrity, even in // case of crashes or unclean shutdowns. // The suggested setting from SQLite is FULL, but Storage defaults to NORMAL. rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA synchronous = FULL")); NS_ENSURE_SUCCESS(rv, rv); // Compute the size of the database cache using the device's memory size. // We don't use PRAGMA default_cache_size, since the database could be moved // among different devices and the value would adapt accordingly. nsCOMPtr prefs = do_GetService("@mozilla.org/preferences-service;1"); NS_WARN_IF_FALSE(prefs, "Unable to get the preferences service"); PRInt32 cachePercentage; if (!prefs || NS_FAILED(prefs->GetIntPref(PREF_CACHE_TO_MEMORY_PERCENTAGE, &cachePercentage))) cachePercentage = DATABASE_DEFAULT_CACHE_TO_MEMORY_PERCENTAGE; // Sanity checks, we allow values between 0 (disable cache) and 50%. if (cachePercentage > 50) cachePercentage = 50; if (cachePercentage < 0) cachePercentage = 0; PRInt64 cacheSize = PR_GetPhysicalMemorySize() * cachePercentage / 100; // Compute number of cached pages, this will be our cache size. PRInt64 cachePages = cacheSize / pageSize; // Set the cache size. We don't use default_cache_size so the database can // be moved between computers and the value will change dynamically. nsCAutoString pageSizePragma("PRAGMA cache_size = "); pageSizePragma.AppendInt(cachePages); rv = mDBConn->ExecuteSimpleSQL(pageSizePragma); NS_ENSURE_SUCCESS(rv, rv); // Lock the db file. This is done partly to avoid third party applications // to access the database while it's in use, partly for performance reasons. // http://www.sqlite.org/pragma.html#pragma_locking_mode rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA locking_mode = EXCLUSIVE")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA journal_mode = " DEFAULT_JOURNAL_MODE)); NS_ENSURE_SUCCESS(rv, rv); // We are going to initialize tables, so everything from now on should be in // a transaction for performances. mozStorageTransaction transaction(mDBConn, PR_FALSE); // Initialize the other places services' database tables. We do this before // creating our statements. Some of our statements depend on these external // tables, such as the bookmarks or favicon tables. rv = nsNavBookmarks::InitTables(mDBConn); NS_ENSURE_SUCCESS(rv, rv); rv = nsFaviconService::InitTables(mDBConn); NS_ENSURE_SUCCESS(rv, rv); rv = nsAnnotationService::InitTables(mDBConn); NS_ENSURE_SUCCESS(rv, rv); if (!databaseInitialized) { // This is the first run, so we set schema version to the latest one, since // we don't need to migrate anything. We will create tables from scratch. rv = UpdateSchemaVersion(); NS_ENSURE_SUCCESS(rv, rv); DBSchemaVersion = PLACES_SCHEMA_VERSION; } if (PLACES_SCHEMA_VERSION != DBSchemaVersion) { // Migration How-to: // // 1. increment PLACES_SCHEMA_VERSION. // 2. implement a method that performs up/sidegrade to your version // from the current version. // // NOTE: We don't support downgrading back to History-only Places. // If you want to go from newer schema version back to V0, you'll need to // blow away your sqlite file. Subsequent up/downgrades have backwards and // forward migration code. // // XXX Backup places.sqlite to places-{version}.sqlite when doing db migration? if (DBSchemaVersion < PLACES_SCHEMA_VERSION) { // Upgrading mDatabaseStatus = DATABASE_STATUS_UPGRADED; // Migrate anno tables up to V3 if (DBSchemaVersion < 3) { rv = MigrateV3Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate bookmarks tables up to V5 if (DBSchemaVersion < 5) { rv = ForceMigrateBookmarksDB(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate anno tables up to V6 if (DBSchemaVersion < 6) { rv = MigrateV6Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate historyvisits and bookmarks up to V7 if (DBSchemaVersion < 7) { rv = MigrateV7Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate historyvisits up to V8 if (DBSchemaVersion < 8) { rv = MigrateV8Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate places up to V9 if (DBSchemaVersion < 9) { rv = MigrateV9Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Migrate places up to V10 if (DBSchemaVersion < 10) { rv = MigrateV10Up(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } // Schema Upgrades must add migration code here. } else { // Downgrading // XXX Need to prompt user or otherwise notify of // potential dataloss when downgrading. // XXX Downgrades from >V6 must add migration code here. // Downgrade v1,2,4,5 // v3,6 have no backwards incompatible changes. if (DBSchemaVersion > 2 && DBSchemaVersion < 6) { // perform downgrade to v2 rv = ForceMigrateBookmarksDB(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } } // Update schema version to the current one. rv = UpdateSchemaVersion(); NS_ENSURE_SUCCESS(rv, rv); } if (!databaseInitialized) { // CREATE TABLE moz_places. rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_PLACES); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_URL); NS_ENSURE_SUCCESS(rv, rv); // This index is used for favicon expiration, see nsNavHistoryExpire::ExpireItems. rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_FAVICON); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_REVHOST); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_VISITCOUNT); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_FRECENCY); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_LASTVISITDATE); NS_ENSURE_SUCCESS(rv, rv); // CREATE TABLE moz_historyvisits. rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_HISTORYVISITS); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_PLACEDATE); NS_ENSURE_SUCCESS(rv, rv); // This makes a big difference in startup time for large profiles because of // finding bookmark redirects using the referring page. rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_FROMVISIT); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_VISITDATE); NS_ENSURE_SUCCESS(rv, rv); // moz_inputhistory rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_INPUTHISTORY); NS_ENSURE_SUCCESS(rv, rv); } rv = transaction.Commit(); NS_ENSURE_SUCCESS(rv, rv); // ANY FAILURE IN THIS METHOD WILL CAUSE US TO MARK THE DATABASE AS CORRUPT // AND TRY TO REPLACE IT. // DO NOT PUT HERE ANYTHING THAT IS NOT RELATED TO INITIALIZATION OR MODIFYING // THE DISK DATABASE. return NS_OK; } nsresult nsNavHistory::InitAdditionalDBItems() { nsresult rv = InitTempTables(); NS_ENSURE_SUCCESS(rv, rv); rv = InitViews(); NS_ENSURE_SUCCESS(rv, rv); rv = InitFunctions(); NS_ENSURE_SUCCESS(rv, rv); rv = InitStatements(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } NS_IMETHODIMP nsNavHistory::GetDatabaseStatus(PRUint16 *aDatabaseStatus) { NS_ENSURE_ARG_POINTER(aDatabaseStatus); *aDatabaseStatus = mDatabaseStatus; return NS_OK; } // nsNavHistory::UpdateSchemaVersion // // Called by the individual services' InitTables() nsresult nsNavHistory::UpdateSchemaVersion() { return mDBConn->SetSchemaVersion(PLACES_SCHEMA_VERSION); } // nsNavHistory::InitFunctions // // Called after InitDB, this creates our own functions class mozStorageFunctionGetUnreversedHost: public mozIStorageFunction { public: NS_DECL_ISUPPORTS NS_DECL_MOZISTORAGEFUNCTION }; NS_IMPL_ISUPPORTS1(mozStorageFunctionGetUnreversedHost, mozIStorageFunction) NS_IMETHODIMP mozStorageFunctionGetUnreversedHost::OnFunctionCall( mozIStorageValueArray* aFunctionArguments, nsIVariant** _retval) { NS_ASSERTION(aFunctionArguments, "Must have non-null function args"); NS_ASSERTION(_retval, "Must have non-null return pointer"); nsAutoString src; aFunctionArguments->GetString(0, src); nsresult rv; nsCOMPtr result(do_CreateInstance( "@mozilla.org/variant;1", &rv)); NS_ENSURE_SUCCESS(rv, rv); if (src.Length()>1) { src.Truncate(src.Length() - 1); nsAutoString dest; ReverseString(src, dest); result->SetAsAString(dest); } else { result->SetAsAString(NS_LITERAL_STRING("")); } NS_ADDREF(*_retval = result); return NS_OK; } nsresult nsNavHistory::InitTempTables() { nsresult rv; // moz_places_temp rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_PLACES_TEMP); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_TEMP_URL); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_TEMP_FAVICON); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_TEMP_REVHOST); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_TEMP_VISITCOUNT); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_TEMP_FRECENCY); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_PLACES_SYNC_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); // moz_historyvisits_temp rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_HISTORYVISITS_TEMP); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_TEMP_PLACEDATE); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_TEMP_FROMVISIT); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_TEMP_VISITDATE); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_HISTORYVISITS_SYNC_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::InitViews() { nsresult rv; // moz_places_view rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_PLACES_VIEW); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_PLACES_VIEW_INSERT_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_PLACES_VIEW_DELETE_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_PLACES_VIEW_UPDATE_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); // moz_historyvisits_view rv = mDBConn->ExecuteSimpleSQL(CREATE_MOZ_HISTORYVISITS_VIEW); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_HISTORYVISITS_VIEW_INSERT_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_HISTORYVISITS_VIEW_DELETE_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_HISTORYVISITS_VIEW_UPDATE_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::InitFunctions() { nsCOMPtr func = new mozStorageFunctionGetUnreversedHost; NS_ENSURE_TRUE(func, NS_ERROR_OUT_OF_MEMORY); nsresult rv = mDBConn->CreateFunction( NS_LITERAL_CSTRING("get_unreversed_host"), 1, func ); NS_ENSURE_SUCCESS(rv, rv); rv = MatchAutoCompleteFunction::create(mDBConn); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::InitStatements // // Called after InitDB, this creates our stored statements nsresult nsNavHistory::InitStatements() { // mDBGetURLPageInfo // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique urls. nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id, url, title, rev_host, visit_count " "FROM moz_places_temp " "WHERE url = ?1 " "UNION ALL " "SELECT id, url, title, rev_host, visit_count " "FROM moz_places " "WHERE url = ?1 " "LIMIT 1"), getter_AddRefs(mDBGetURLPageInfo)); NS_ENSURE_SUCCESS(rv, rv); // mDBGetIdPageInfo // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique place ids. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id, url, title, rev_host, visit_count " "FROM moz_places_temp " "WHERE id = ?1 " "UNION ALL " "SELECT id, url, title, rev_host, visit_count " "FROM moz_places " "WHERE id = ?1 " "LIMIT 1"), getter_AddRefs(mDBGetIdPageInfo)); NS_ENSURE_SUCCESS(rv, rv); // mDBRecentVisitOfURL // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // expect visits in temp table being the most recent. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id, session, visit_date " "FROM moz_historyvisits_temp " "WHERE place_id = IFNULL((SELECT id FROM moz_places_temp WHERE url = ?1), " "(SELECT id FROM moz_places WHERE url = ?1)) " "UNION ALL " "SELECT id, session, visit_date " "FROM moz_historyvisits " "WHERE place_id = IFNULL((SELECT id FROM moz_places_temp WHERE url = ?1), " "(SELECT id FROM moz_places WHERE url = ?1)) " "ORDER BY visit_date DESC " "LIMIT 1 "), getter_AddRefs(mDBRecentVisitOfURL)); NS_ENSURE_SUCCESS(rv, rv); // mDBRecentVisitOfPlace // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // expect visits in temp table being the most recent. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id FROM moz_historyvisits_temp " "WHERE place_id = ?1 " "AND visit_date = ?2 " "AND session = ?3 " "UNION ALL " "SELECT id FROM moz_historyvisits " "WHERE place_id = ?1 " "AND visit_date = ?2 " "AND session = ?3 " "LIMIT 1"), getter_AddRefs(mDBRecentVisitOfPlace)); NS_ENSURE_SUCCESS(rv, rv); // mDBInsertVisit rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "INSERT INTO moz_historyvisits_view " "(from_visit, place_id, visit_date, visit_type, session) " "VALUES (?1, ?2, ?3, ?4, ?5)"), getter_AddRefs(mDBInsertVisit)); NS_ENSURE_SUCCESS(rv, rv); // mDBGetPageVisitStats (see InternalAdd) // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique place ids. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id, visit_count, typed, hidden " "FROM moz_places_temp " "WHERE url = ?1 " "UNION ALL " "SELECT id, visit_count, typed, hidden " "FROM moz_places " "WHERE url = ?1 " "LIMIT 1"), getter_AddRefs(mDBGetPageVisitStats)); NS_ENSURE_SUCCESS(rv, rv); // mDBIsPageVisited // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // only need to know if a visit exists. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT h.id " "FROM moz_places_temp h " "WHERE url = ?1 " "AND ( " "EXISTS(SELECT id FROM moz_historyvisits_temp WHERE place_id = h.id LIMIT 1) " "OR EXISTS(SELECT id FROM moz_historyvisits WHERE place_id = h.id LIMIT 1) " ") " "UNION ALL " "SELECT h.id " "FROM moz_places h " "WHERE url = ?1 " "AND ( " "EXISTS(SELECT id FROM moz_historyvisits_temp WHERE place_id = h.id LIMIT 1) " "OR EXISTS(SELECT id FROM moz_historyvisits WHERE place_id = h.id LIMIT 1) " ") " "LIMIT 1"), getter_AddRefs(mDBIsPageVisited)); NS_ENSURE_SUCCESS(rv, rv); // mDBUpdatePageVisitStats (see InternalAdd) // we don't need to update visit_count since it's maintained // in sync by triggers, and we must NEVER touch it rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places_view " "SET hidden = ?2, typed = ?3 " "WHERE id = ?1"), getter_AddRefs(mDBUpdatePageVisitStats)); NS_ENSURE_SUCCESS(rv, rv); // mDBAddNewPage (see InternalAddNewPage) rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "INSERT INTO moz_places_view " "(url, title, rev_host, hidden, typed, frecency) " "VALUES (?1, ?2, ?3, ?4, ?5, ?6)"), getter_AddRefs(mDBAddNewPage)); NS_ENSURE_SUCCESS(rv, rv); // mDBGetTags rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "/* do not warn (bug 487594) */ " "SELECT GROUP_CONCAT(tag_title, ', ') " "FROM ( " "SELECT t.title AS tag_title " "FROM moz_bookmarks b " "JOIN moz_bookmarks t ON t.id = b.parent " "WHERE b.fk = IFNULL((SELECT id FROM moz_places_temp WHERE url = ?2), " "(SELECT id FROM moz_places WHERE url = ?2)) " "AND LENGTH(t.title) > 0 " "AND b.type = ") + nsPrintfCString("%d", nsINavBookmarksService::TYPE_BOOKMARK) + NS_LITERAL_CSTRING(" AND t.parent = ?1 " "ORDER BY t.title COLLATE NOCASE ASC)"), getter_AddRefs(mDBGetTags)); NS_ENSURE_SUCCESS(rv, rv); // mDBGetItemsWithAnno rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT a.item_id, a.content " "FROM moz_anno_attributes n " "JOIN moz_items_annos a ON n.id = a.anno_attribute_id " "WHERE n.name = ?1"), getter_AddRefs(mDBGetItemsWithAnno)); NS_ENSURE_SUCCESS(rv, rv); // mDBSetPlaceTitle rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places_view " "SET title = ?1 " "WHERE url = ?2"), getter_AddRefs(mDBSetPlaceTitle)); NS_ENSURE_SUCCESS(rv, rv); // mDBVisitsForFrecency // NOTE: we are not limiting to visits with "visit_type NOT IN (0,4,7)" // because if we do that, mDBVisitsForFrecency would return no visits // for places with only embed (or undefined) visits. That would // cause use to estimate a frecency based on what information we do have, // see CalculateFrecencyInternal(). That would result in a non-zero frecency // for a place with only embedded visits, instead of a frecency of 0. If we // have a temporary or permanent redirect, calculate the frecency as if it // was the original page visited. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT v.visit_date, COALESCE( " "(SELECT r.visit_type FROM moz_historyvisits_temp r " "WHERE v.visit_type IN ") + nsPrintfCString("(%d,%d) ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(" AND r.id = v.from_visit), " "(SELECT r.visit_type FROM moz_historyvisits r " "WHERE v.visit_type IN ") + nsPrintfCString("(%d,%d) ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(" AND r.id = v.from_visit), " "visit_type) " "FROM moz_historyvisits_temp v " "WHERE v.place_id = ?1 " "UNION ALL " "SELECT v.visit_date, COALESCE( " "(SELECT r.visit_type FROM moz_historyvisits_temp r " "WHERE v.visit_type IN ") + nsPrintfCString("(%d,%d) ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(" AND r.id = v.from_visit), " "(SELECT r.visit_type FROM moz_historyvisits r " "WHERE v.visit_type IN ") + nsPrintfCString("(%d,%d) ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(" AND r.id = v.from_visit), " "visit_type) " "FROM moz_historyvisits v " "WHERE v.place_id = ?1 " "AND v.id NOT IN (SELECT id FROM moz_historyvisits_temp) " "ORDER BY visit_date DESC LIMIT ") + nsPrintfCString("%d", mNumVisitsForFrecency), getter_AddRefs(mDBVisitsForFrecency)); NS_ENSURE_SUCCESS(rv, rv); // mDBUpdateFrecencyAndHidden rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places_view SET frecency = ?2, hidden = ?3 WHERE id = ?1"), getter_AddRefs(mDBUpdateFrecencyAndHidden)); NS_ENSURE_SUCCESS(rv, rv); // mDBGetPlaceVisitStats // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique place ids. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT typed, hidden, frecency " "FROM moz_places_temp WHERE id = ?1 " "UNION ALL " "SELECT typed, hidden, frecency " "FROM moz_places WHERE id = ?1 " "LIMIT 1"), getter_AddRefs(mDBGetPlaceVisitStats)); NS_ENSURE_SUCCESS(rv, rv); // when calculating frecency, we want the visit count to be // all the visits. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT " "(SELECT COUNT(*) FROM moz_historyvisits WHERE place_id = ?1) + " "(SELECT COUNT(*) FROM moz_historyvisits_temp WHERE place_id = ?1 " "AND id NOT IN (SELECT id FROM moz_historyvisits))"), getter_AddRefs(mDBFullVisitCount)); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::ForceMigrateBookmarksDB // // This dumps all bookmarks-related tables, and recreates them, // forcing a re-import of bookmarks.html. // // NOTE: This may cause data-loss if downgrading! // Only use this for migration if you're sure that bookmarks.html // and the target version support all bookmarks fields. nsresult nsNavHistory::ForceMigrateBookmarksDB(mozIStorageConnection* aDBConn) { // drop bookmarks tables nsresult rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE IF EXISTS moz_bookmarks")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE IF EXISTS moz_bookmarks_folders")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE IF EXISTS moz_bookmarks_roots")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE IF EXISTS moz_keywords")); NS_ENSURE_SUCCESS(rv, rv); // initialize bookmarks tables rv = nsNavBookmarks::InitTables(aDBConn); NS_ENSURE_SUCCESS(rv, rv); // We have done a new database init, so we mark this as if the database has // been created now, so the frontend can distinguish this status and import // if needed. mDatabaseStatus = DATABASE_STATUS_CREATE; return NS_OK; } // nsNavHistory::MigrateV3Up nsresult nsNavHistory::MigrateV3Up(mozIStorageConnection* aDBConn) { // if type col is already there, then a partial update occurred. // return, making no changes, and allowing db version to be updated. nsCOMPtr statement; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT type from moz_annos"), getter_AddRefs(statement)); if (NS_SUCCEEDED(rv)) return NS_OK; // add type column to moz_annos rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_annos ADD type INTEGER DEFAULT 0")); if (NS_FAILED(rv)) { // if the alteration failed, force-migrate rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE IF EXISTS moz_annos")); NS_ENSURE_SUCCESS(rv, rv); rv = nsAnnotationService::InitTables(mDBConn); NS_ENSURE_SUCCESS(rv, rv); } NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::MigrateV6Up nsresult nsNavHistory::MigrateV6Up(mozIStorageConnection* aDBConn) { mozStorageTransaction transaction(aDBConn, PR_FALSE); // if dateAdded & lastModified cols are already there, then a partial update occurred, // and so we should not attempt to add these cols. nsCOMPtr statement; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT a.dateAdded, a.lastModified FROM moz_annos a"), getter_AddRefs(statement)); if (NS_FAILED(rv)) { // add dateAdded and lastModified columns to moz_annos rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_annos ADD dateAdded INTEGER DEFAULT 0")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_annos ADD lastModified INTEGER DEFAULT 0")); NS_ENSURE_SUCCESS(rv, rv); } // if dateAdded & lastModified cols are already there, then a partial update occurred, // and so we should not attempt to add these cols. see bug #408443 for details. rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT b.dateAdded, b.lastModified FROM moz_items_annos b"), getter_AddRefs(statement)); if (NS_FAILED(rv)) { // add dateAdded and lastModified columns to moz_items_annos rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_items_annos ADD dateAdded INTEGER DEFAULT 0")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_items_annos ADD lastModified INTEGER DEFAULT 0")); NS_ENSURE_SUCCESS(rv, rv); } // we used to create an indexes on moz_favicons.url and // moz_anno_attributes.name, but those indexes are not needed // because those columns are UNIQUE, so remove them. // see bug #386303 for more details rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_favicons_url")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_anno_attributes_nameindex")); NS_ENSURE_SUCCESS(rv, rv); // bug #371800 - remove moz_places.user_title // test for moz_places.user_title nsCOMPtr statement2; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT user_title FROM moz_places"), getter_AddRefs(statement2)); if (NS_SUCCEEDED(rv)) { // 1. Indexes are moved along with the renamed table. Since we're dropping // that table, we're also dropping its indexes, and later re-creating them // for the new table. rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_urlindex")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_titleindex")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_faviconindex")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_hostindex")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_visitcount")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_frecencyindex")); NS_ENSURE_SUCCESS(rv, rv); // 2. remove any duplicate URIs rv = RemoveDuplicateURIs(); NS_ENSURE_SUCCESS(rv, rv); // 3. rename moz_places to moz_places_backup rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_places RENAME TO moz_places_backup")); NS_ENSURE_SUCCESS(rv, rv); // 4. create moz_places w/o user_title rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "CREATE TABLE moz_places (" "id INTEGER PRIMARY KEY, " "url LONGVARCHAR, " "title LONGVARCHAR, " "rev_host LONGVARCHAR, " "visit_count INTEGER DEFAULT 0, " "hidden INTEGER DEFAULT 0 NOT NULL, " "typed INTEGER DEFAULT 0 NOT NULL, " "favicon_id INTEGER, " "frecency INTEGER DEFAULT -1 NOT NULL)")); NS_ENSURE_SUCCESS(rv, rv); // 5. recreate the indexes // NOTE: tests showed that it's faster to create the indexes prior to filling // the table than it is to add them afterwards. rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_URL); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_FAVICON); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_REVHOST); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_VISITCOUNT); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_FRECENCY); NS_ENSURE_SUCCESS(rv, rv); // 6. copy all data into moz_places rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "INSERT INTO moz_places (" MOZ_PLACES_COLUMNS ")" "SELECT " MOZ_PLACES_COLUMNS " FROM moz_places_backup")); NS_ENSURE_SUCCESS(rv, rv); // 7. drop moz_places_backup rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TABLE moz_places_backup")); NS_ENSURE_SUCCESS(rv, rv); } return transaction.Commit(); } // nsNavHistory::MigrateV7Up nsresult nsNavHistory::MigrateV7Up(mozIStorageConnection* aDBConn) { mozStorageTransaction transaction(aDBConn, PR_FALSE); // We need an index on lastModified to catch quickly last modified bookmark // title for tag container's children. This will be useful for sync too. PRBool lastModIndexExists = PR_FALSE; nsresult rv = aDBConn->IndexExists( NS_LITERAL_CSTRING("moz_bookmarks_itemlastmodifiedindex"), &lastModIndexExists); NS_ENSURE_SUCCESS(rv, rv); if (!lastModIndexExists) { rv = aDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_BOOKMARKS_PLACELASTMODIFIED); NS_ENSURE_SUCCESS(rv, rv); } // We need to do a one-time change of the moz_historyvisits.pageindex // to speed up finding last visit date when joinin with moz_places. // See bug 392399 for more details. PRBool pageIndexExists = PR_FALSE; rv = aDBConn->IndexExists( NS_LITERAL_CSTRING("moz_historyvisits_pageindex"), &pageIndexExists); NS_ENSURE_SUCCESS(rv, rv); if (pageIndexExists) { // drop old index rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_historyvisits_pageindex")); NS_ENSURE_SUCCESS(rv, rv); // create the new multi-column index rv = aDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_HISTORYVISITS_PLACEDATE); NS_ENSURE_SUCCESS(rv, rv); } // for existing profiles, we may not have a frecency column nsCOMPtr hasFrecencyStatement; rv = aDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT frecency FROM moz_places"), getter_AddRefs(hasFrecencyStatement)); if (NS_FAILED(rv)) { // Add frecency column to moz_places, default to -1 so that all the // frecencies are invalid rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_places ADD frecency INTEGER DEFAULT -1 NOT NULL")); NS_ENSURE_SUCCESS(rv, rv); // create index for the frecency column // XXX multi column index with typed, and visit_count? rv = aDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_FRECENCY); NS_ENSURE_SUCCESS(rv, rv); // for place: items and unvisited livemark items, we need to set // the frecency to 0 so that they don't show up in url bar autocomplete rv = FixInvalidFrecenciesForExcludedPlaces(); NS_ENSURE_SUCCESS(rv, rv); } // Temporary migration code for bug 396300 nsCOMPtr moveUnfiledBookmarks; rv = aDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_bookmarks " "SET parent = (" "SELECT folder_id " "FROM moz_bookmarks_roots " "WHERE root_name = ?1 " ") " "WHERE type = ?2 " "AND parent = (" "SELECT folder_id " "FROM moz_bookmarks_roots " "WHERE root_name = ?3 " ")"), getter_AddRefs(moveUnfiledBookmarks)); rv = moveUnfiledBookmarks->BindUTF8StringParameter(0, NS_LITERAL_CSTRING("unfiled")); NS_ENSURE_SUCCESS(rv, rv); rv = moveUnfiledBookmarks->BindInt32Parameter(1, nsINavBookmarksService::TYPE_BOOKMARK); NS_ENSURE_SUCCESS(rv, rv); rv = moveUnfiledBookmarks->BindUTF8StringParameter(2, NS_LITERAL_CSTRING("places")); NS_ENSURE_SUCCESS(rv, rv); rv = moveUnfiledBookmarks->Execute(); NS_ENSURE_SUCCESS(rv, rv); // Create a statement to test for trigger creation nsCOMPtr triggerDetection; rv = aDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT name " "FROM sqlite_master " "WHERE type = 'trigger' " "AND name = ?"), getter_AddRefs(triggerDetection)); NS_ENSURE_SUCCESS(rv, rv); // Check for existence PRBool triggerExists; rv = triggerDetection->BindUTF8StringParameter( 0, NS_LITERAL_CSTRING("moz_historyvisits_afterinsert_v1_trigger") ); NS_ENSURE_SUCCESS(rv, rv); rv = triggerDetection->ExecuteStep(&triggerExists); NS_ENSURE_SUCCESS(rv, rv); rv = triggerDetection->Reset(); NS_ENSURE_SUCCESS(rv, rv); // We need to create two triggers on moz_historyvists to maintain the // accuracy of moz_places.visit_count. For this to work, we must ensure that // all moz_places.visit_count values are correct. // See bug 416313 for details. if (!triggerExists) { // First, we do a one-time reset of all the moz_places.visit_count values. rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "UPDATE moz_places SET visit_count = " "(SELECT count(*) FROM moz_historyvisits " "WHERE place_id = moz_places.id " "AND visit_type NOT IN ") + nsPrintfCString("(0,%d,%d) ", nsINavHistoryService::TRANSITION_EMBED, nsINavHistoryService::TRANSITION_DOWNLOAD) + NS_LITERAL_CSTRING(")")); NS_ENSURE_SUCCESS(rv, rv); // We used to create two triggers here, but we no longer need that with // schema version eight and greater. We've removed their creation here as // a result. } // Check for existence rv = triggerDetection->BindUTF8StringParameter( 0, NS_LITERAL_CSTRING("moz_bookmarks_beforedelete_v1_trigger") ); NS_ENSURE_SUCCESS(rv, rv); rv = triggerDetection->ExecuteStep(&triggerExists); NS_ENSURE_SUCCESS(rv, rv); rv = triggerDetection->Reset(); NS_ENSURE_SUCCESS(rv, rv); // We need to create one trigger on moz_bookmarks to remove unused keywords. // See bug 421180 for details. if (!triggerExists) { // First, remove any existing dangling keywords rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DELETE FROM moz_keywords " "WHERE id IN (" "SELECT k.id " "FROM moz_keywords k " "LEFT OUTER JOIN moz_bookmarks b " "ON b.keyword_id = k.id " "WHERE b.id IS NULL" ")")); NS_ENSURE_SUCCESS(rv, rv); // Now we create our trigger rv = aDBConn->ExecuteSimpleSQL(CREATE_KEYWORD_VALIDITY_TRIGGER); NS_ENSURE_SUCCESS(rv, rv); } return transaction.Commit(); } nsresult nsNavHistory::MigrateV8Up(mozIStorageConnection *aDBConn) { mozStorageTransaction transaction(aDBConn, PR_FALSE); nsresult rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TRIGGER IF EXISTS moz_historyvisits_afterinsert_v1_trigger")); NS_ENSURE_SUCCESS(rv, rv); rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP TRIGGER IF EXISTS moz_historyvisits_afterdelete_v1_trigger")); NS_ENSURE_SUCCESS(rv, rv); // bug #381795 - remove unused indexes rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_places_titleindex")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_annos_item_idindex")); NS_ENSURE_SUCCESS(rv, rv); // Do a one-time re-creation of the moz_annos indexes (bug 415201) PRBool oldIndexExists = PR_FALSE; rv = mDBConn->IndexExists(NS_LITERAL_CSTRING("moz_annos_attributesindex"), &oldIndexExists); NS_ENSURE_SUCCESS(rv, rv); if (oldIndexExists) { // drop old uri annos index rv = mDBConn->ExecuteSimpleSQL( NS_LITERAL_CSTRING("DROP INDEX moz_annos_attributesindex")); NS_ENSURE_SUCCESS(rv, rv); // create new uri annos index rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_ANNOS_PLACEATTRIBUTE); NS_ENSURE_SUCCESS(rv, rv); // drop old item annos index rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DROP INDEX IF EXISTS moz_items_annos_attributesindex")); NS_ENSURE_SUCCESS(rv, rv); // create new item annos index rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_ITEMSANNOS_PLACEATTRIBUTE); NS_ENSURE_SUCCESS(rv, rv); } return transaction.Commit(); } nsresult nsNavHistory::MigrateV9Up(mozIStorageConnection *aDBConn) { mozStorageTransaction transaction(aDBConn, PR_FALSE); // Added in Bug 488966. The last_visit_date column caches the last // visit date, this enhances SELECT performances when we // need to sort visits by visit date. // The cached value is synced by INSERT and DELETE triggers on // moz_historyvisits_view, on every added or removed visit. // See nsPlacesTriggers.h for details on the triggers. PRBool oldIndexExists = PR_FALSE; nsresult rv = mDBConn->IndexExists( NS_LITERAL_CSTRING("moz_places_lastvisitdateindex"), &oldIndexExists); NS_ENSURE_SUCCESS(rv, rv); if (!oldIndexExists) { // Add last_visit_date column to moz_places. rv = aDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "ALTER TABLE moz_places ADD last_visit_date INTEGER")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(CREATE_IDX_MOZ_PLACES_LASTVISITDATE); NS_ENSURE_SUCCESS(rv, rv); // Now let's sync the column contents with real visit dates. // This query can be really slow due to disk access, since it will basically // dupe the table contents in the journal file, and then write them down // in the database. // We will temporary use a memory journal file, this has the advantage of // reducing write times by a half, but will temporary consume more memory // and increase risks of corruption if we should crash in the middle of this // update. rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA journal_mode = MEMORY")); NS_ENSURE_SUCCESS(rv, rv); rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "UPDATE moz_places SET last_visit_date = " "(SELECT MAX(visit_date) " "FROM moz_historyvisits " "WHERE place_id = moz_places.id)")); NS_ENSURE_SUCCESS(rv, rv); // Restore the default journal mode. rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "PRAGMA journal_mode = " DEFAULT_JOURNAL_MODE)); NS_ENSURE_SUCCESS(rv, rv); } return transaction.Commit(); } nsresult nsNavHistory::MigrateV10Up(mozIStorageConnection *aDBConn) { // LastModified is set to the same value as dateAdded on item creation. // This way we can use lastModified index to sort. nsresult rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "UPDATE moz_bookmarks SET lastModified = dateAdded " "WHERE lastModified IS NULL")); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::GetUrlIdFor // // Called by the bookmarks and annotation services, this function returns the // ID of the row for the given URL, optionally creating one if it doesn't // exist. A newly created entry will have no visits. // // If aAutoCreate is false and the item doesn't exist, the entry ID will be // zero. // // This DOES NOT check for bad URLs other than that they're nonempty. nsresult nsNavHistory::GetUrlIdFor(nsIURI* aURI, PRInt64* aEntryID, PRBool aAutoCreate) { *aEntryID = 0; mozStorageStatementScoper statementResetter(mDBGetURLPageInfo); nsresult rv = BindStatementURI(mDBGetURLPageInfo, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool hasEntry = PR_FALSE; rv = mDBGetURLPageInfo->ExecuteStep(&hasEntry); NS_ENSURE_SUCCESS(rv, rv); if (hasEntry) return mDBGetURLPageInfo->GetInt64(kGetInfoIndex_PageID, aEntryID); if (aAutoCreate) { // create a new hidden, untyped, unvisited entry mDBGetURLPageInfo->Reset(); statementResetter.Abandon(); nsString voidString; voidString.SetIsVoid(PR_TRUE); return InternalAddNewPage(aURI, voidString, PR_TRUE, PR_FALSE, 0, PR_TRUE, aEntryID); } // Doesn't exist: don't do anything, entry ID was already set to 0 above return NS_OK; } // nsNavHistory::InternalAddNewPage // // Adds a new page to the DB. // THIS SHOULD BE THE ONLY PLACE NEW moz_places ROWS ARE // CREATED. This allows us to maintain better consistency. // // If non-null, the new page ID will be placed into aPageID. nsresult nsNavHistory::InternalAddNewPage(nsIURI* aURI, const nsAString& aTitle, PRBool aHidden, PRBool aTyped, PRInt32 aVisitCount, PRBool aCalculateFrecency, PRInt64* aPageID) { mozStorageStatementScoper scoper(mDBAddNewPage); nsresult rv = BindStatementURI(mDBAddNewPage, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); // title if (aTitle.IsVoid()) { rv = mDBAddNewPage->BindNullParameter(1); } else { rv = mDBAddNewPage->BindStringParameter(1, StringHead(aTitle, HISTORY_TITLE_LENGTH_MAX)); } NS_ENSURE_SUCCESS(rv, rv); // host (reversed with trailing period) nsAutoString revHost; rv = GetReversedHostname(aURI, revHost); // Not all URI types have hostnames, so this is optional. if (NS_SUCCEEDED(rv)) { rv = mDBAddNewPage->BindStringParameter(2, revHost); } else { rv = mDBAddNewPage->BindNullParameter(2); } NS_ENSURE_SUCCESS(rv, rv); // hidden rv = mDBAddNewPage->BindInt32Parameter(3, aHidden); NS_ENSURE_SUCCESS(rv, rv); // typed rv = mDBAddNewPage->BindInt32Parameter(4, aTyped); NS_ENSURE_SUCCESS(rv, rv); nsCAutoString url; rv = aURI->GetSpec(url); NS_ENSURE_SUCCESS(rv, rv); // frecency PRInt32 frecency = -1; if (aCalculateFrecency) { rv = CalculateFrecency(-1 /* no page id, since this page doesn't exist */, aTyped, aVisitCount, url, &frecency); NS_ENSURE_SUCCESS(rv, rv); } rv = mDBAddNewPage->BindInt32Parameter(5, frecency); NS_ENSURE_SUCCESS(rv, rv); rv = mDBAddNewPage->Execute(); NS_ENSURE_SUCCESS(rv, rv); // If the caller wants the page ID, go get it if (aPageID) { mozStorageStatementScoper scoper(mDBGetURLPageInfo); rv = BindStatementURI(mDBGetURLPageInfo, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResult = PR_FALSE; rv = mDBGetURLPageInfo->ExecuteStep(&hasResult); NS_ENSURE_SUCCESS(rv, rv); NS_ASSERTION(hasResult, "hasResult is false but the call succeeded?"); *aPageID = mDBGetURLPageInfo->AsInt64(0); } return NS_OK; } // nsNavHistory::InternalAddVisit // // Just a wrapper for inserting a new visit in the DB. nsresult nsNavHistory::InternalAddVisit(PRInt64 aPageID, PRInt64 aReferringVisit, PRInt64 aSessionID, PRTime aTime, PRInt32 aTransitionType, PRInt64* visitID) { nsresult rv; { mozStorageStatementScoper scoper(mDBInsertVisit); rv = mDBInsertVisit->BindInt64Parameter(0, aReferringVisit); NS_ENSURE_SUCCESS(rv, rv); rv = mDBInsertVisit->BindInt64Parameter(1, aPageID); NS_ENSURE_SUCCESS(rv, rv); rv = mDBInsertVisit->BindInt64Parameter(2, aTime); NS_ENSURE_SUCCESS(rv, rv); rv = mDBInsertVisit->BindInt32Parameter(3, aTransitionType); NS_ENSURE_SUCCESS(rv, rv); rv = mDBInsertVisit->BindInt64Parameter(4, aSessionID); NS_ENSURE_SUCCESS(rv, rv); rv = mDBInsertVisit->Execute(); NS_ENSURE_SUCCESS(rv, rv); } { mozStorageStatementScoper scoper(mDBRecentVisitOfPlace); rv = mDBRecentVisitOfPlace->BindInt64Parameter(0, aPageID); NS_ENSURE_SUCCESS(rv, rv); rv = mDBRecentVisitOfPlace->BindInt64Parameter(1, aTime); NS_ENSURE_SUCCESS(rv, rv); rv = mDBRecentVisitOfPlace->BindInt64Parameter(2, aSessionID); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResult; rv = mDBRecentVisitOfPlace->ExecuteStep(&hasResult); NS_ENSURE_SUCCESS(rv, rv); NS_ASSERTION(hasResult, "hasResult is false but the call succeeded?"); *visitID = mDBRecentVisitOfPlace->AsInt64(0); } return NS_OK; } // nsNavHistory::FindLastVisit // // This finds the most recent visit to the given URL. If found, it will put // that visit's ID and session into the respective out parameters and return // true. Returns false if no visit is found. // // This is used to compute the referring visit. PRBool nsNavHistory::FindLastVisit(nsIURI* aURI, PRInt64* aVisitID, PRInt64* aSessionID) { mozStorageStatementScoper scoper(mDBRecentVisitOfURL); nsresult rv = BindStatementURI(mDBRecentVisitOfURL, 0, aURI); NS_ENSURE_SUCCESS(rv, PR_FALSE); PRBool hasMore; rv = mDBRecentVisitOfURL->ExecuteStep(&hasMore); NS_ENSURE_SUCCESS(rv, PR_FALSE); if (hasMore) { *aVisitID = mDBRecentVisitOfURL->AsInt64(0); *aSessionID = mDBRecentVisitOfURL->AsInt64(1); return PR_TRUE; } return PR_FALSE; } // nsNavHistory::IsURIStringVisited // // Takes a URL as a string and returns true if we've visited it. // // Be careful to always reset the statement since it will be reused. PRBool nsNavHistory::IsURIStringVisited(const nsACString& aURIString) { #ifdef LAZY_ADD // check the lazy list to see if this has recently been added for (PRUint32 i = 0; i < mLazyMessages.Length(); i ++) { if (mLazyMessages[i].type == LazyMessage::Type_AddURI) { if (aURIString.Equals(mLazyMessages[i].uriSpec)) return PR_TRUE; } } #endif // check the main DB mozStorageStatementScoper scoper(mDBIsPageVisited); nsresult rv = mDBIsPageVisited->BindUTF8StringParameter(0, aURIString); NS_ENSURE_SUCCESS(rv, PR_FALSE); PRBool hasMore = PR_FALSE; rv = mDBIsPageVisited->ExecuteStep(&hasMore); NS_ENSURE_SUCCESS(rv, PR_FALSE); return hasMore; } // nsNavHistory::LoadPrefs nsresult nsNavHistory::LoadPrefs(PRBool aInitializing) { if (! mPrefBranch) return NS_OK; mPrefBranch->GetIntPref(PREF_BROWSER_HISTORY_EXPIRE_DAYS_MAX, &mExpireDaysMax); mPrefBranch->GetIntPref(PREF_BROWSER_HISTORY_EXPIRE_DAYS_MIN, &mExpireDaysMin); // Cap max days to min days to prevent expiring pages younger than min // NOTE: if history is disabled in preferences, then mExpireDaysMax == 0 if (mExpireDaysMax && mExpireDaysMax < mExpireDaysMin) mExpireDaysMax = mExpireDaysMin; if (NS_FAILED(mPrefBranch->GetIntPref(PREF_BROWSER_HISTORY_EXPIRE_SITES, &mExpireSites))) mExpireSites = EXPIRATION_CAP_SITES; // get the frecency prefs nsCOMPtr prefs(do_GetService("@mozilla.org/preferences-service;1")); if (prefs) { prefs->GetIntPref(PREF_FRECENCY_NUM_VISITS, &mNumVisitsForFrecency); prefs->GetIntPref(PREF_FRECENCY_FIRST_BUCKET_CUTOFF, &mFirstBucketCutoffInDays); prefs->GetIntPref(PREF_FRECENCY_SECOND_BUCKET_CUTOFF, &mSecondBucketCutoffInDays); prefs->GetIntPref(PREF_FRECENCY_THIRD_BUCKET_CUTOFF, &mThirdBucketCutoffInDays); prefs->GetIntPref(PREF_FRECENCY_FOURTH_BUCKET_CUTOFF, &mFourthBucketCutoffInDays); prefs->GetIntPref(PREF_FRECENCY_EMBED_VISIT_BONUS, &mEmbedVisitBonus); prefs->GetIntPref(PREF_FRECENCY_LINK_VISIT_BONUS, &mLinkVisitBonus); prefs->GetIntPref(PREF_FRECENCY_TYPED_VISIT_BONUS, &mTypedVisitBonus); prefs->GetIntPref(PREF_FRECENCY_BOOKMARK_VISIT_BONUS, &mBookmarkVisitBonus); prefs->GetIntPref(PREF_FRECENCY_DOWNLOAD_VISIT_BONUS, &mDownloadVisitBonus); prefs->GetIntPref(PREF_FRECENCY_PERM_REDIRECT_VISIT_BONUS, &mPermRedirectVisitBonus); prefs->GetIntPref(PREF_FRECENCY_TEMP_REDIRECT_VISIT_BONUS, &mTempRedirectVisitBonus); prefs->GetIntPref(PREF_FRECENCY_DEFAULT_VISIT_BONUS, &mDefaultVisitBonus); prefs->GetIntPref(PREF_FRECENCY_UNVISITED_BOOKMARK_BONUS, &mUnvisitedBookmarkBonus); prefs->GetIntPref(PREF_FRECENCY_UNVISITED_TYPED_BONUS, &mUnvisitedTypedBonus); prefs->GetIntPref(PREF_FRECENCY_FIRST_BUCKET_WEIGHT, &mFirstBucketWeight); prefs->GetIntPref(PREF_FRECENCY_SECOND_BUCKET_WEIGHT, &mSecondBucketWeight); prefs->GetIntPref(PREF_FRECENCY_THIRD_BUCKET_WEIGHT, &mThirdBucketWeight); prefs->GetIntPref(PREF_FRECENCY_FOURTH_BUCKET_WEIGHT, &mFourthBucketWeight); prefs->GetIntPref(PREF_FRECENCY_DEFAULT_BUCKET_WEIGHT, &mDefaultWeight); } return NS_OK; } // nsNavHistory::GetNow // // This is a hack to avoid calling PR_Now() too often, as is the case when // we're asked the ageindays of many history entries in a row. A timer is // set which will clear our valid flag after a short timeout. PRTime nsNavHistory::GetNow() { if (!mNowValid) { mLastNow = PR_Now(); mNowValid = PR_TRUE; if (!mExpireNowTimer) mExpireNowTimer = do_CreateInstance("@mozilla.org/timer;1"); if (mExpireNowTimer) mExpireNowTimer->InitWithFuncCallback(expireNowTimerCallback, this, HISTORY_EXPIRE_NOW_TIMEOUT, nsITimer::TYPE_ONE_SHOT); } return mLastNow; } // nsNavHistory::expireNowTimerCallback void nsNavHistory::expireNowTimerCallback(nsITimer* aTimer, void* aClosure) { nsNavHistory *history = static_cast(aClosure); history->mNowValid = PR_FALSE; history->mExpireNowTimer = nsnull; } static PRTime NormalizeTimeRelativeToday(PRTime aTime) { // round to midnight this morning PRExplodedTime explodedTime; PR_ExplodeTime(aTime, PR_LocalTimeParameters, &explodedTime); // set to midnight (0:00) explodedTime.tm_min = explodedTime.tm_hour = explodedTime.tm_sec = explodedTime.tm_usec = 0; return PR_ImplodeTime(&explodedTime); } // nsNavHistory::NormalizeTime // // Converts a nsINavHistoryQuery reference+offset time into a PRTime // relative to the epoch. // // It is important that this function NOT use the current time optimization. // It is called to update queries, and we really need to know what right // now is because those incoming values will also have current times that // we will have to compare against. PRTime // static nsNavHistory::NormalizeTime(PRUint32 aRelative, PRTime aOffset) { PRTime ref; switch (aRelative) { case nsINavHistoryQuery::TIME_RELATIVE_EPOCH: return aOffset; case nsINavHistoryQuery::TIME_RELATIVE_TODAY: ref = NormalizeTimeRelativeToday(PR_Now()); break; case nsINavHistoryQuery::TIME_RELATIVE_NOW: ref = PR_Now(); break; default: NS_NOTREACHED("Invalid relative time"); return 0; } return ref + aOffset; } // nsNavHistory::GetUpdateRequirements // // Returns conditions for query update. // // QUERYUPDATE_TIME: // This query is only limited by an inclusive time range on the first // query object. The caller can quickly evaluate the time itself if it // chooses. This is even simpler than "simple" below. // QUERYUPDATE_SIMPLE: // This query is evaluatable using EvaluateQueryForNode to do live // updating. // QUERYUPDATE_COMPLEX: // This query is not evaluatable using EvaluateQueryForNode. When something // happens that this query updates, you will need to re-run the query. // QUERYUPDATE_COMPLEX_WITH_BOOKMARKS: // A complex query that additionally has dependence on bookmarks. All // bookmark-dependent queries fall under this category. // // aHasSearchTerms will be set to true if the query has any dependence on // keywords. When there is no dependence on keywords, we can handle title // change operations as simple instead of complex. PRUint32 nsNavHistory::GetUpdateRequirements(const nsCOMArray& aQueries, nsNavHistoryQueryOptions* aOptions, PRBool* aHasSearchTerms) { NS_ASSERTION(aQueries.Count() > 0, "Must have at least one query"); // first check if there are search terms *aHasSearchTerms = PR_FALSE; PRInt32 i; for (i = 0; i < aQueries.Count(); i ++) { aQueries[i]->GetHasSearchTerms(aHasSearchTerms); if (*aHasSearchTerms) break; } PRBool nonTimeBasedItems = PR_FALSE; PRBool domainBasedItems = PR_FALSE; for (i = 0; i < aQueries.Count(); i ++) { nsNavHistoryQuery* query = aQueries[i]; if (query->Folders().Length() > 0 || query->OnlyBookmarked() || query->Tags().Length() > 0) { return QUERYUPDATE_COMPLEX_WITH_BOOKMARKS; } // Note: we don't currently have any complex non-bookmarked items, but these // are expected to be added. Put detection of these items here. if (! query->SearchTerms().IsEmpty() || ! query->Domain().IsVoid() || query->Uri() != nsnull) nonTimeBasedItems = PR_TRUE; if (! query->Domain().IsVoid()) domainBasedItems = PR_TRUE; } if (aOptions->ResultType() == nsINavHistoryQueryOptions::RESULTS_AS_TAG_QUERY) return QUERYUPDATE_COMPLEX_WITH_BOOKMARKS; // Whenever there is a maximum number of results, // and we are not a bookmark query we must requery. This // is because we can't generally know if any given addition/change causes // the item to be in the top N items in the database. if (aOptions->MaxResults() > 0) return QUERYUPDATE_COMPLEX; if (aQueries.Count() == 1 && domainBasedItems) return QUERYUPDATE_HOST; if (aQueries.Count() == 1 && ! nonTimeBasedItems) return QUERYUPDATE_TIME; return QUERYUPDATE_SIMPLE; } // nsNavHistory::EvaluateQueryForNode // // This runs the node through the given queries to see if satisfies the // query conditions. Not every query parameters are handled by this code, // but we handle the most common ones so that performance is better. // // We assume that the time on the node is the time that we want to compare. // This is not necessarily true because URL nodes have the last access time, // which is not necessarily the same. However, since this is being called // to update the list, we assume that the last access time is the current // access time that we are being asked to compare so it works out. // // Returns true if node matches the query, false if not. PRBool nsNavHistory::EvaluateQueryForNode(const nsCOMArray& aQueries, nsNavHistoryQueryOptions* aOptions, nsNavHistoryResultNode* aNode) { // lazily created from the node's string when we need to match URIs nsCOMPtr nodeUri; for (PRInt32 i = 0; i < aQueries.Count(); i ++) { PRBool hasIt; nsCOMPtr query = aQueries[i]; // --- begin time --- query->GetHasBeginTime(&hasIt); if (hasIt) { PRTime beginTime = NormalizeTime(query->BeginTimeReference(), query->BeginTime()); if (aNode->mTime < beginTime) continue; // before our time range } // --- end time --- query->GetHasEndTime(&hasIt); if (hasIt) { PRTime endTime = NormalizeTime(query->EndTimeReference(), query->EndTime()); if (aNode->mTime > endTime) continue; // after our time range } // --- search terms --- if (! query->SearchTerms().IsEmpty()) { // we can use the existing filtering code, just give it our one object in // an array. nsCOMArray inputSet; inputSet.AppendObject(aNode); nsCOMArray queries; queries.AppendObject(query); nsCOMArray filteredSet; nsresult rv = FilterResultSet(nsnull, inputSet, &filteredSet, queries, aOptions); if (NS_FAILED(rv)) continue; if (! filteredSet.Count()) continue; // did not make it through the filter, doesn't match } // --- domain/host matching --- query->GetHasDomain(&hasIt); if (hasIt) { if (! nodeUri) { // lazy creation of nodeUri, which might be checked for multiple queries if (NS_FAILED(NS_NewURI(getter_AddRefs(nodeUri), aNode->mURI))) continue; } nsCAutoString asciiRequest; if (NS_FAILED(AsciiHostNameFromHostString(query->Domain(), asciiRequest))) continue; if (query->DomainIsHost()) { nsCAutoString host; if (NS_FAILED(nodeUri->GetAsciiHost(host))) continue; if (! asciiRequest.Equals(host)) continue; // host names don't match } // check domain names nsCAutoString domain; DomainNameFromURI(nodeUri, domain); if (! asciiRequest.Equals(domain)) continue; // domain names don't match } // --- URI matching --- if (query->Uri()) { if (! nodeUri) { // lazy creation of nodeUri if (NS_FAILED(NS_NewURI(getter_AddRefs(nodeUri), aNode->mURI))) continue; } if (! query->UriIsPrefix()) { // easy case: the URI is an exact match PRBool equals; nsresult rv = query->Uri()->Equals(nodeUri, &equals); NS_ENSURE_SUCCESS(rv, PR_FALSE); if (! equals) continue; } else { // harder case: match prefix, note that we need to get the ASCII string // from the node's parsed URI instead of using the node's mUrl string, // because that might not be normalized nsCAutoString nodeUriString; nodeUri->GetAsciiSpec(nodeUriString); nsCAutoString queryUriString; query->Uri()->GetAsciiSpec(queryUriString); if (queryUriString.Length() > nodeUriString.Length()) continue; // not long enough to match as prefix nodeUriString.SetLength(queryUriString.Length()); if (! nodeUriString.Equals(queryUriString)) continue; // prefixes don't match } } // If we ever make it to the bottom of this loop, that means it passed all // tests for the given query. Since queries are ORed together, that means // it passed everything and we are done. return PR_TRUE; } // didn't match any query return PR_FALSE; } // nsNavHistory::AsciiHostNameFromHostString // // We might have interesting encodings and different case in the host name. // This will convert that host name into an ASCII host name by sending it // through the URI canonicalization. The result can be used for comparison // with other ASCII host name strings. nsresult // static nsNavHistory::AsciiHostNameFromHostString(const nsACString& aHostName, nsACString& aAscii) { nsCOMPtr uri; nsresult rv = NS_NewURI(getter_AddRefs(uri), aHostName); NS_ENSURE_SUCCESS(rv, rv); return uri->GetAsciiHost(aAscii); } // nsNavHistory::DomainNameFromURI // // This does the www.mozilla.org -> mozilla.org and // foo.theregister.co.uk -> theregister.co.uk conversion void nsNavHistory::DomainNameFromURI(nsIURI *aURI, nsACString& aDomainName) { // lazily get the effective tld service if (!mTLDService) mTLDService = do_GetService(NS_EFFECTIVETLDSERVICE_CONTRACTID); if (mTLDService) { // get the base domain for a given hostname. // e.g. for "images.bbc.co.uk", this would be "bbc.co.uk". nsresult rv = mTLDService->GetBaseDomain(aURI, 0, aDomainName); if (NS_SUCCEEDED(rv)) return; } // just return the original hostname // (it's also possible the host is an IP address) aURI->GetAsciiHost(aDomainName); } // Nav history ***************************************************************** // nsNavHistory::GetHasHistoryEntries NS_IMETHODIMP nsNavHistory::GetHasHistoryEntries(PRBool* aHasEntries) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG_POINTER(aHasEntries); nsCOMPtr dbSelectStatement; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT 1 " "WHERE EXISTS (SELECT id FROM moz_historyvisits_temp LIMIT 1) " "OR EXISTS (SELECT id FROM moz_historyvisits LIMIT 1)"), getter_AddRefs(dbSelectStatement)); NS_ENSURE_SUCCESS(rv, rv); return dbSelectStatement->ExecuteStep(aHasEntries); } nsresult nsNavHistory::FixInvalidFrecenciesForExcludedPlaces() { // for every moz_place that has an invalid frecency (< 0) and // is an unvisited child of a livemark feed, or begins with "place:", // set frecency to 0 so that it is excluded from url bar autocomplete. nsCOMPtr dbUpdateStatement; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places_view " "SET frecency = 0 WHERE id IN (" "SELECT h.id FROM moz_places h " "WHERE h.url >= 'place:' AND h.url < 'place;' " "UNION " "SELECT h.id FROM moz_places_temp h " "WHERE h.url >= 'place:' AND h.url < 'place;' " "UNION " // Unvisited child of a livemark "SELECT b.fk FROM moz_bookmarks b " "JOIN moz_bookmarks bp ON bp.id = b.parent " "JOIN moz_items_annos a ON a.item_id = bp.id " "JOIN moz_anno_attributes n ON n.id = a.anno_attribute_id " "WHERE n.name = ?1 " "AND b.fk IN( " "SELECT id FROM moz_places WHERE visit_count = 0 AND frecency < 0 " "UNION ALL " "SELECT id FROM moz_places_temp WHERE visit_count = 0 AND frecency < 0 " ") " ")"), getter_AddRefs(dbUpdateStatement)); NS_ENSURE_SUCCESS(rv, rv); rv = dbUpdateStatement->BindUTF8StringParameter(0, NS_LITERAL_CSTRING(LMANNO_FEEDURI)); NS_ENSURE_SUCCESS(rv, rv); rv = dbUpdateStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::CalculateFullVisitCount(PRInt64 aPlaceId, PRInt32 *aVisitCount) { mozStorageStatementScoper scope(mDBFullVisitCount); nsresult rv = mDBFullVisitCount->BindInt64Parameter(0, aPlaceId); NS_ENSURE_SUCCESS(rv, rv); PRBool hasVisits = PR_TRUE; rv = mDBFullVisitCount->ExecuteStep(&hasVisits); NS_ENSURE_SUCCESS(rv, rv); if (hasVisits) { rv = mDBFullVisitCount->GetInt32(0, aVisitCount); NS_ENSURE_SUCCESS(rv, rv); } else *aVisitCount = 0; return NS_OK; } // nsNavHistory::MarkPageAsFollowedBookmark // // We call MarkPageAsFollowedBookmark() before visiting a URL in order to // help determine the transition type of the visit. // We keep track of the URL so that later, in AddVisitChain() // we can use TRANSITION_BOOKMARK as the transition. // Note, AddVisitChain() is not called immediately when we are doing LAZY_ADDs // // @see MarkPageAsTyped NS_IMETHODIMP nsNavHistory::MarkPageAsFollowedBookmark(nsIURI* aURI) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // don't add when history is disabled if (IsHistoryDisabled()) return NS_OK; nsCAutoString uriString; nsresult rv = aURI->GetSpec(uriString); NS_ENSURE_SUCCESS(rv, rv); // if URL is already in the bookmark queue, then we need to remove the old one PRInt64 unusedEventTime; if (mRecentBookmark.Get(uriString, &unusedEventTime)) mRecentBookmark.Remove(uriString); if (mRecentBookmark.Count() > RECENT_EVENT_QUEUE_MAX_LENGTH) ExpireNonrecentEvents(&mRecentBookmark); mRecentBookmark.Put(uriString, GetNow()); return NS_OK; } // nsNavHistory::CanAddURI // // Filter out unwanted URIs such as "chrome:", "mailbox:", etc. // // The model is if we don't know differently then add which basically means // we are suppose to try all the things we know not to allow in and then if // we don't bail go on and allow it in. NS_IMETHODIMP nsNavHistory::CanAddURI(nsIURI* aURI, PRBool* canAdd) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); NS_ENSURE_ARG_POINTER(canAdd); // If the user is in private browsing mode, don't add any entry. if (InPrivateBrowsingMode()) { *canAdd = PR_FALSE; return NS_OK; } nsCAutoString scheme; nsresult rv = aURI->GetScheme(scheme); NS_ENSURE_SUCCESS(rv, rv); // first check the most common cases (HTTP, HTTPS) to allow in to avoid most // of the work if (scheme.EqualsLiteral("http")) { *canAdd = PR_TRUE; return NS_OK; } if (scheme.EqualsLiteral("https")) { *canAdd = PR_TRUE; return NS_OK; } // now check for all bad things if (scheme.EqualsLiteral("about") || scheme.EqualsLiteral("imap") || scheme.EqualsLiteral("news") || scheme.EqualsLiteral("mailbox") || scheme.EqualsLiteral("moz-anno") || scheme.EqualsLiteral("view-source") || scheme.EqualsLiteral("chrome") || scheme.EqualsLiteral("data") || scheme.EqualsLiteral("wyciwyg")) { *canAdd = PR_FALSE; return NS_OK; } *canAdd = PR_TRUE; return NS_OK; } // nsNavHistory::AddVisit // // Adds or updates a page with the given URI. The ID of the new visit will // be put into aVisitID. // // THE RETURNED NEW VISIT ID MAY BE 0 indicating that this page should not be // added to the history. NS_IMETHODIMP nsNavHistory::AddVisit(nsIURI* aURI, PRTime aTime, nsIURI* aReferringURI, PRInt32 aTransitionType, PRBool aIsRedirect, PRInt64 aSessionID, PRInt64* aVisitID) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); NS_ENSURE_ARG_POINTER(aVisitID); // Filter out unwanted URIs, silently failing PRBool canAdd = PR_FALSE; nsresult rv = CanAddURI(aURI, &canAdd); NS_ENSURE_SUCCESS(rv, rv); if (!canAdd) { *aVisitID = 0; return NS_OK; } // This will prevent corruption since we have to do a two-phase add. // Generally this won't do anything because AddURI has its own transaction. mozStorageTransaction transaction(mDBConn, PR_FALSE); // see if this is an update (revisit) or a new page mozStorageStatementScoper scoper(mDBGetPageVisitStats); rv = BindStatementURI(mDBGetPageVisitStats, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool alreadyVisited = PR_FALSE; rv = mDBGetPageVisitStats->ExecuteStep(&alreadyVisited); NS_ENSURE_SUCCESS(rv, rv); PRInt64 pageID = 0; PRInt32 hidden; PRInt32 typed; PRBool newItem = PR_FALSE; // used to send out notifications at the end if (alreadyVisited) { // Update the existing entry... rv = mDBGetPageVisitStats->GetInt64(0, &pageID); NS_ENSURE_SUCCESS(rv, rv); PRInt32 oldVisitCount = 0; rv = mDBGetPageVisitStats->GetInt32(1, &oldVisitCount); NS_ENSURE_SUCCESS(rv, rv); PRInt32 oldTypedState = 0; rv = mDBGetPageVisitStats->GetInt32(2, &oldTypedState); NS_ENSURE_SUCCESS(rv, rv); PRBool oldHiddenState = 0; rv = mDBGetPageVisitStats->GetInt32(3, &oldHiddenState); NS_ENSURE_SUCCESS(rv, rv); // free the previous statement before we make a new one mDBGetPageVisitStats->Reset(); scoper.Abandon(); // embedded links and redirects will be hidden, but don't hide pages that // are already unhidden. // // Note that we test the redirect flag and not for the redirect transition // type. The transition type refers to how we got here, and whether a page // is shown does not depend on whether you got to it through a redirect. // Rather, we want to hide pages that redirect themselves somewhere // else, which is what the redirect flag means. // // note, we want to unhide any hidden pages that the user explicitly types // (aTransitionType == TRANSITION_TYPED) so that they will appear in // the history UI (sidebar, history menu, url bar autocomplete, etc) hidden = oldHiddenState; if (hidden == 1 && (!aIsRedirect || aTransitionType == TRANSITION_TYPED) && aTransitionType != TRANSITION_EMBED) hidden = 0; // unhide typed = (PRInt32)(oldTypedState == 1 || (aTransitionType == TRANSITION_TYPED)); // some items may have a visit count of 0 which will not count for link // visiting, so be sure to note this transition if (oldVisitCount == 0) newItem = PR_TRUE; // update with new stats mozStorageStatementScoper updateScoper(mDBUpdatePageVisitStats); rv = mDBUpdatePageVisitStats->BindInt64Parameter(0, pageID); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->BindInt32Parameter(1, hidden); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->BindInt32Parameter(2, typed); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->Execute(); NS_ENSURE_SUCCESS(rv, rv); } else { // New page newItem = PR_TRUE; // free the previous statement before we make a new one mDBGetPageVisitStats->Reset(); scoper.Abandon(); // Hide only embedded links and redirects // See the hidden computation code above for a little more explanation. hidden = (PRInt32)(aTransitionType == TRANSITION_EMBED || aIsRedirect); typed = (PRInt32)(aTransitionType == TRANSITION_TYPED); // set as visited once, no title nsString voidString; voidString.SetIsVoid(PR_TRUE); rv = InternalAddNewPage(aURI, voidString, hidden == 1, typed == 1, 1, PR_TRUE, &pageID); NS_ENSURE_SUCCESS(rv, rv); } // Get the place id for the referrer, if we have one PRInt64 referringVisitID = 0; PRInt64 referringSessionID; if (aReferringURI && !FindLastVisit(aReferringURI, &referringVisitID, &referringSessionID)) { // Add the referrer rv = AddVisit(aReferringURI, aTime - 1, nsnull, TRANSITION_LINK, PR_FALSE, aSessionID, &referringVisitID); if (NS_FAILED(rv)) referringVisitID = 0; } rv = InternalAddVisit(pageID, referringVisitID, aSessionID, aTime, aTransitionType, aVisitID); transaction.Commit(); // Update frecency (*after* the visit info is in the db) // Swallow errors here, since if we've gotten this far, it's more // important to notify the observers below. nsNavBookmarks *bs = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bs, NS_ERROR_OUT_OF_MEMORY); (void)UpdateFrecency(pageID, bs->IsRealBookmark(pageID)); // Notify observers: The hidden detection code must match that in // GetQueryResults to maintain consistency. // FIXME bug 325241: make a way to observe hidden URLs PRUint32 added = 0; if (!hidden && aTransitionType != TRANSITION_EMBED && aTransitionType != TRANSITION_DOWNLOAD) { ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnVisit(aURI, *aVisitID, aTime, aSessionID, referringVisitID, aTransitionType, &added)); } // Normally docshell sends the link visited observer notification for us (this // will tell all the documents to update their visited link coloring). // However, for redirects (since we implement nsIGlobalHistory3) and downloads // (since we implement nsIDownloadHistory) this will not happen and we need to // send it ourselves. if (newItem && (aIsRedirect || aTransitionType == TRANSITION_DOWNLOAD)) { nsCOMPtr obsService = do_GetService("@mozilla.org/observer-service;1"); if (obsService) obsService->NotifyObservers(aURI, NS_LINK_VISITED_EVENT_TOPIC, nsnull); } return NS_OK; } // nsNavHistory::GetNewQuery NS_IMETHODIMP nsNavHistory::GetNewQuery(nsINavHistoryQuery **_retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG_POINTER(_retval); *_retval = new nsNavHistoryQuery(); if (! *_retval) return NS_ERROR_OUT_OF_MEMORY; NS_ADDREF(*_retval); return NS_OK; } // nsNavHistory::GetNewQueryOptions NS_IMETHODIMP nsNavHistory::GetNewQueryOptions(nsINavHistoryQueryOptions **_retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG_POINTER(_retval); *_retval = new nsNavHistoryQueryOptions(); NS_ENSURE_TRUE(*_retval, NS_ERROR_OUT_OF_MEMORY); NS_ADDREF(*_retval); return NS_OK; } // nsNavHistory::ExecuteQuery // NS_IMETHODIMP nsNavHistory::ExecuteQuery(nsINavHistoryQuery *aQuery, nsINavHistoryQueryOptions *aOptions, nsINavHistoryResult** _retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aQuery); NS_ENSURE_ARG(aOptions); NS_ENSURE_ARG_POINTER(_retval); return ExecuteQueries(&aQuery, 1, aOptions, _retval); } // nsNavHistory::ExecuteQueries // // This function is actually very simple, we just create the proper root node (either // a bookmark folder or a complex query node) and assign it to the result. The node // will then populate itself accordingly. // // Quick overview of query operation: When you call this function, we will construct // the correct container node and set the options you give it. This node will then // fill itself. Folder nodes will call nsNavBookmarks::QueryFolderChildren, and // all other queries will call GetQueryResults. If these results contain other // queries, those will be populated when the container is opened. NS_IMETHODIMP nsNavHistory::ExecuteQueries(nsINavHistoryQuery** aQueries, PRUint32 aQueryCount, nsINavHistoryQueryOptions *aOptions, nsINavHistoryResult** _retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aQueries); NS_ENSURE_ARG(aOptions); NS_ENSURE_ARG(aQueryCount); NS_ENSURE_ARG_POINTER(_retval); nsresult rv; // concrete options nsCOMPtr options = do_QueryInterface(aOptions); NS_ENSURE_TRUE(options, NS_ERROR_INVALID_ARG); // concrete queries array nsCOMArray queries; for (PRUint32 i = 0; i < aQueryCount; i ++) { nsCOMPtr query = do_QueryInterface(aQueries[i], &rv); NS_ENSURE_SUCCESS(rv, rv); queries.AppendObject(query); } // root node nsRefPtr rootNode; PRInt64 folderId = GetSimpleBookmarksQueryFolder(queries, options); if (folderId) { // In the simple case where we're just querying children of a single bookmark // folder, we can more efficiently generate results. nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); nsRefPtr tempRootNode; rv = bookmarks->ResultNodeForContainer(folderId, options, getter_AddRefs(tempRootNode)); NS_ENSURE_SUCCESS(rv, rv); rootNode = tempRootNode->GetAsContainer(); } else { // complex query rootNode = new nsNavHistoryQueryResultNode(EmptyCString(), EmptyCString(), queries, options); NS_ENSURE_TRUE(rootNode, NS_ERROR_OUT_OF_MEMORY); } // result object nsRefPtr result; rv = nsNavHistoryResult::NewHistoryResult(aQueries, aQueryCount, options, rootNode, getter_AddRefs(result)); NS_ENSURE_SUCCESS(rv, rv); NS_ADDREF(*_retval = result); return NS_OK; } // determine from our nsNavHistoryQuery array and nsNavHistoryQueryOptions // if this is the place query from the history menu. // from browser-menubar.inc, our history menu query is: // place:redirectsMode=2&sort=4&maxResults=10 // note, any maxResult > 0 will still be considered a history menu query // or if this is the place query from the "Most Visited" item in the "Smart Bookmarks" folder: // place:redirectsMode=2&sort=8&maxResults=10 // note, any maxResult > 0 will still be considered a Most Visited menu query static PRBool IsOptimizableHistoryQuery(const nsCOMArray& aQueries, nsNavHistoryQueryOptions *aOptions, PRUint16 aSortMode) { if (aQueries.Count() != 1) return PR_FALSE; nsNavHistoryQuery *aQuery = aQueries[0]; if (aOptions->QueryType() != nsINavHistoryQueryOptions::QUERY_TYPE_HISTORY) return PR_FALSE; if (aOptions->ResultType() != nsINavHistoryQueryOptions::RESULTS_AS_URI) return PR_FALSE; if (aOptions->SortingMode() != aSortMode) return PR_FALSE; if (aOptions->MaxResults() <= 0) return PR_FALSE; if (aOptions->ExcludeItems()) return PR_FALSE; if (aOptions->IncludeHidden()) return PR_FALSE; if (aQuery->MinVisits() != -1 || aQuery->MaxVisits() != -1) return PR_FALSE; if (aQuery->BeginTime() || aQuery->BeginTimeReference()) return PR_FALSE; if (aQuery->EndTime() || aQuery->EndTimeReference()) return PR_FALSE; if (!aQuery->SearchTerms().IsEmpty()) return PR_FALSE; if (aQuery->OnlyBookmarked()) return PR_FALSE; if (aQuery->DomainIsHost() || !aQuery->Domain().IsEmpty()) return PR_FALSE; if (aQuery->AnnotationIsNot() || !aQuery->Annotation().IsEmpty()) return PR_FALSE; if (aQuery->UriIsPrefix() || aQuery->Uri()) return PR_FALSE; if (aQuery->Folders().Length() > 0) return PR_FALSE; if (aQuery->Tags().Length() > 0) return PR_FALSE; return PR_TRUE; } static PRBool NeedToFilterResultSet(const nsCOMArray& aQueries, nsNavHistoryQueryOptions *aOptions) { // Never filter queries returning queries PRUint16 resultType = aOptions->ResultType(); if (resultType == nsINavHistoryQueryOptions::RESULTS_AS_DATE_QUERY || resultType == nsINavHistoryQueryOptions::RESULTS_AS_DATE_SITE_QUERY || resultType == nsINavHistoryQueryOptions::RESULTS_AS_TAG_QUERY || resultType == nsINavHistoryQueryOptions::RESULTS_AS_SITE_QUERY) return PR_FALSE; // Always filter bookmarks queries to avoid the inclusion of query nodes, // but RESULTS AS TAG QUERY never needs to be filtered. if (aOptions->QueryType() == nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS) return PR_TRUE; nsCString parentAnnotationToExclude; nsresult rv = aOptions->GetExcludeItemIfParentHasAnnotation(parentAnnotationToExclude); NS_ENSURE_SUCCESS(rv, PR_TRUE); if (!parentAnnotationToExclude.IsEmpty()) return PR_TRUE; PRInt32 i; for (i = 0; i < aQueries.Count(); i ++) { if (aQueries[i]->Folders().Length() != 0) { return PR_TRUE; } else { PRBool hasSearchTerms; nsresult rv = aQueries[i]->GetHasSearchTerms(&hasSearchTerms); if (NS_FAILED(rv) || hasSearchTerms) return PR_TRUE; } } return PR_FALSE; } // ** Helper class for ConstructQueryString **/ class PlacesSQLQueryBuilder { public: PlacesSQLQueryBuilder(const nsCString& aConditions, nsNavHistoryQueryOptions* aOptions, PRBool aUseLimit, nsNavHistory::StringHash& aAddParams, PRBool aHasSearchTerms); nsresult GetQueryString(nsCString& aQueryString); private: nsresult Select(); nsresult SelectAsURI(); nsresult SelectAsVisit(); nsresult SelectAsDay(); nsresult SelectAsSite(); nsresult SelectAsTag(); nsresult Where(); nsresult GroupBy(); nsresult OrderBy(); nsresult Limit(); void OrderByColumnIndexAsc(PRInt32 aIndex); void OrderByColumnIndexDesc(PRInt32 aIndex); // Use these if you want a case insensitive sorting. void OrderByTextColumnIndexAsc(PRInt32 aIndex); void OrderByTextColumnIndexDesc(PRInt32 aIndex); const nsCString& mConditions; PRBool mUseLimit; PRBool mHasSearchTerms; PRUint16 mResultType; PRUint16 mQueryType; PRBool mIncludeHidden; PRUint16 mRedirectsMode; PRUint16 mSortingMode; PRUint32 mMaxResults; nsCString mQueryString; nsCString mGroupBy; PRBool mHasDateColumns; PRBool mSkipOrderBy; nsNavHistory::StringHash& mAddParams; }; PlacesSQLQueryBuilder::PlacesSQLQueryBuilder( const nsCString& aConditions, nsNavHistoryQueryOptions* aOptions, PRBool aUseLimit, nsNavHistory::StringHash& aAddParams, PRBool aHasSearchTerms) : mConditions(aConditions), mUseLimit(aUseLimit), mResultType(aOptions->ResultType()), mQueryType(aOptions->QueryType()), mIncludeHidden(aOptions->IncludeHidden()), mRedirectsMode(aOptions->RedirectsMode()), mSortingMode(aOptions->SortingMode()), mMaxResults(aOptions->MaxResults()), mSkipOrderBy(PR_FALSE), mAddParams(aAddParams), mHasSearchTerms(aHasSearchTerms) { mHasDateColumns = (mQueryType == nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS); } nsresult PlacesSQLQueryBuilder::GetQueryString(nsCString& aQueryString) { nsresult rv = Select(); NS_ENSURE_SUCCESS(rv, rv); rv = Where(); NS_ENSURE_SUCCESS(rv, rv); rv = GroupBy(); NS_ENSURE_SUCCESS(rv, rv); rv = OrderBy(); NS_ENSURE_SUCCESS(rv, rv); rv = Limit(); NS_ENSURE_SUCCESS(rv, rv); aQueryString = mQueryString; return NS_OK; } nsresult PlacesSQLQueryBuilder::Select() { nsresult rv; switch (mResultType) { case nsINavHistoryQueryOptions::RESULTS_AS_URI: case nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS: rv = SelectAsURI(); NS_ENSURE_SUCCESS(rv, rv); break; case nsINavHistoryQueryOptions::RESULTS_AS_VISIT: case nsINavHistoryQueryOptions::RESULTS_AS_FULL_VISIT: rv = SelectAsVisit(); NS_ENSURE_SUCCESS(rv, rv); break; case nsINavHistoryQueryOptions::RESULTS_AS_DATE_QUERY: case nsINavHistoryQueryOptions::RESULTS_AS_DATE_SITE_QUERY: rv = SelectAsDay(); NS_ENSURE_SUCCESS(rv, rv); break; case nsINavHistoryQueryOptions::RESULTS_AS_SITE_QUERY: rv = SelectAsSite(); NS_ENSURE_SUCCESS(rv, rv); break; case nsINavHistoryQueryOptions::RESULTS_AS_TAG_QUERY: rv = SelectAsTag(); NS_ENSURE_SUCCESS(rv, rv); break; default: NS_NOTREACHED("Invalid result type"); } return NS_OK; } nsresult PlacesSQLQueryBuilder::SelectAsURI() { nsNavHistory *history = nsNavHistory::GetHistoryService(); NS_ENSURE_TRUE(history, NS_ERROR_OUT_OF_MEMORY); nsCAutoString tagsSqlFragment; switch (mQueryType) { case nsINavHistoryQueryOptions::QUERY_TYPE_HISTORY: GetTagsSqlFragment(history->GetTagsFolder(), NS_LITERAL_CSTRING("h.id"), mHasSearchTerms, tagsSqlFragment); mQueryString = NS_LITERAL_CSTRING( "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places_temp h " "JOIN moz_historyvisits_temp v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " // WHERE 1 is a no-op since additonal conditions will start with AND. "WHERE 1 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "GROUP BY h.id " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places_temp h " "JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT place_id FROM moz_historyvisits_temp) " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "GROUP BY h.id " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places h " "JOIN moz_historyvisits_temp v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "GROUP BY h.id " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places h " "JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "AND h.id NOT IN (SELECT place_id FROM moz_historyvisits_temp) " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "GROUP BY h.id "); break; case nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS: if (mResultType == nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS) { // Order-by clause is hardcoded because we need to discard duplicates // in FilterResultSet. We will retain only the last modified item, // so we are ordering by place id and last modified to do a faster // filtering. mSkipOrderBy = PR_TRUE; GetTagsSqlFragment(history->GetTagsFolder(), NS_LITERAL_CSTRING("b2.fk"), mHasSearchTerms, tagsSqlFragment); mQueryString = NS_LITERAL_CSTRING( "SELECT b2.fk, h.url, COALESCE(b2.title, h.title), h.rev_host, " "h.visit_count, h.last_visit_date, f.url, null, b2.id, " "b2.dateAdded, b2.lastModified, b2.parent, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_bookmarks b2 " "JOIN (SELECT b.fk " "FROM moz_bookmarks b " // ADDITIONAL_CONDITIONS will filter on parent. "WHERE b.type = 1 {ADDITIONAL_CONDITIONS} " ") AS seed ON b2.fk = seed.fk " "JOIN moz_places_temp h ON h.id = b2.fk " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE NOT EXISTS ( " "SELECT id FROM moz_bookmarks WHERE id = b2.parent AND parent = ") + nsPrintfCString("%lld", history->GetTagsFolder()) + NS_LITERAL_CSTRING(") " "UNION ALL " "SELECT b2.fk, h.url, COALESCE(b2.title, h.title), h.rev_host, " "h.visit_count, h.last_visit_date, f.url, null, b2.id, " "b2.dateAdded, b2.lastModified, b2.parent, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_bookmarks b2 " "JOIN (SELECT b.fk " "FROM moz_bookmarks b " // ADDITIONAL_CONDITIONS will filter on parent. "WHERE b.type = 1 {ADDITIONAL_CONDITIONS} " ") AS seed ON b2.fk = seed.fk " "JOIN moz_places h ON h.id = b2.fk " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE NOT EXISTS ( " "SELECT id FROM moz_bookmarks WHERE id = b2.parent AND parent = ") + nsPrintfCString("%lld", history->GetTagsFolder()) + NS_LITERAL_CSTRING(") " "AND h.id NOT IN (SELECT id FROM moz_places_temp) " "ORDER BY b2.fk DESC, b2.lastModified DESC"); } else { GetTagsSqlFragment(history->GetTagsFolder(), NS_LITERAL_CSTRING("b.fk"), mHasSearchTerms, tagsSqlFragment); mQueryString = NS_LITERAL_CSTRING( "SELECT b.fk, h.url, COALESCE(b.title, h.title), h.rev_host, " "h.visit_count, h.last_visit_date, f.url, null, b.id, " "b.dateAdded, b.lastModified, b.parent, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_bookmarks b " "JOIN moz_places_temp h ON b.fk = h.id AND b.type = 1 " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE NOT EXISTS " "(SELECT id FROM moz_bookmarks " "WHERE id = b.parent AND parent = ") + nsPrintfCString("%lld", history->GetTagsFolder()) + NS_LITERAL_CSTRING(") " "{ADDITIONAL_CONDITIONS}" "UNION ALL " "SELECT b.fk, h.url, COALESCE(b.title, h.title), h.rev_host, " "h.visit_count, h.last_visit_date, f.url, null, b.id, " "b.dateAdded, b.lastModified, b.parent, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_bookmarks b " "JOIN moz_places h ON b.fk = h.id AND b.type = 1 " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "AND NOT EXISTS " "(SELECT id FROM moz_bookmarks " "WHERE id = b.parent AND parent = ") + nsPrintfCString("%lld", history->GetTagsFolder()) + NS_LITERAL_CSTRING(") " "{ADDITIONAL_CONDITIONS}"); } break; default: return NS_ERROR_NOT_IMPLEMENTED; } return NS_OK; } nsresult PlacesSQLQueryBuilder::SelectAsVisit() { nsNavHistory *history = nsNavHistory::GetHistoryService(); NS_ENSURE_TRUE(history, NS_ERROR_OUT_OF_MEMORY); nsCAutoString tagsSqlFragment; GetTagsSqlFragment(history->GetTagsFolder(), NS_LITERAL_CSTRING("h.id"), mHasSearchTerms, tagsSqlFragment); mQueryString = NS_LITERAL_CSTRING( "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places_temp h " "JOIN moz_historyvisits_temp v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " // WHERE 1 is a no-op since additonal conditions will start with AND. "WHERE 1 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places_temp h " "JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " // WHERE 1 is a no-op since additonal conditions will start with AND. "WHERE 1 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places h " "JOIN moz_historyvisits_temp v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places h " "JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} "); return NS_OK; } nsresult PlacesSQLQueryBuilder::SelectAsDay() { mSkipOrderBy = PR_TRUE; // Sort child queries based on sorting mode if it's provided, otherwise // fallback to default sort by title ascending. PRUint16 sortingMode = nsINavHistoryQueryOptions::SORT_BY_TITLE_ASCENDING; if (mSortingMode != nsINavHistoryQueryOptions::SORT_BY_NONE && mResultType == nsINavHistoryQueryOptions::RESULTS_AS_DATE_QUERY) sortingMode = mSortingMode; PRUint16 resultType = mResultType == nsINavHistoryQueryOptions::RESULTS_AS_DATE_QUERY ? nsINavHistoryQueryOptions::RESULTS_AS_URI : nsINavHistoryQueryOptions::RESULTS_AS_SITE_QUERY; // beginTime will become the node's time property, we don't use endTime // because it could overlap, and we use time to sort containers and find // insert position in a result. mQueryString = nsPrintfCString(1024, "SELECT null, " "'place:type=%ld&sort=%ld&beginTime='||beginTime||'&endTime='||endTime, " "dayTitle, null, null, beginTime, null, null, null, null, null, null " "FROM (", // TOUTER BEGIN resultType, sortingMode); nsNavHistory *history = nsNavHistory::GetHistoryService(); NS_ENSURE_STATE(history); for (PRInt32 i = 0; i <= DATE_CONT_NUM(history->mExpireDaysMax); i++) { nsCAutoString dateName; // Timeframes are calculated as BeginTime <= container < EndTime. // Notice times can't be relative to now, since to recognize a query we // must ensure it won't change based on the time it is built. // So, to select till now, we really select till start of tomorrow, that is // a fixed timestamp. // These are used as limits for the inside containers. nsCAutoString sqlFragmentContainerBeginTime, sqlFragmentContainerEndTime; // These are used to query if the container should be visible. nsCAutoString sqlFragmentSearchBeginTime, sqlFragmentSearchEndTime; switch(i) { case 0: // Today history->GetStringFromName( NS_LITERAL_STRING("finduri-AgeInDays-is-0").get(), dateName); // From start of today sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','utc')*1000000)"); // To now (tomorrow) sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','+1 day','utc')*1000000)"); // Search for the same timeframe. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = sqlFragmentContainerEndTime; break; case 1: // Yesterday history->GetStringFromName( NS_LITERAL_STRING("finduri-AgeInDays-is-1").get(), dateName); // From start of yesterday sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','-1 day','utc')*1000000)"); // To start of today sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','utc')*1000000)"); // Search for the same timeframe. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = sqlFragmentContainerEndTime; break; case 2: // Last 7 days history->GetAgeInDaysString(7, NS_LITERAL_STRING("finduri-AgeInDays-last-is").get(), dateName); // From start of 7 days ago sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','-7 days','utc')*1000000)"); // To now (tomorrow) sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','+1 day','utc')*1000000)"); // This is an overlapped container, but we show it only if there are // visits older than yesterday. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','-2 days','utc')*1000000)"); break; case 3: // This month history->GetStringFromName( NS_LITERAL_STRING("finduri-AgeInMonths-is-0").get(), dateName); // From start of this month sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of month','utc')*1000000)"); // To now (tomorrow) sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','+1 day','utc')*1000000)"); // This is an overlapped container, but we show it only if there are // visits older than 7 days ago. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of day','-7 days','utc')*1000000)"); break; default: if (i == ADDITIONAL_DATE_CONT_NUM + 6) { // Older than 6 months history->GetAgeInDaysString(6, NS_LITERAL_STRING("finduri-AgeInMonths-isgreater").get(), dateName); // From start of epoch sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(datetime(0, 'unixepoch')*1000000)"); // To start of 6 months ago ( 5 months + this month). sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of month','-5 months','utc')*1000000)"); // Search for the same timeframe. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = sqlFragmentContainerEndTime; break; } PRInt32 MonthIndex = i - ADDITIONAL_DATE_CONT_NUM; // Previous months' titles are month's name if inside this year, // month's name and year for previous years. PRExplodedTime tm; PR_ExplodeTime(PR_Now(), PR_LocalTimeParameters, &tm); PRUint16 currentYear = tm.tm_year; // Set day before month, setting month without day could cause issues. // For example setting month to February when today is 30, since // February has not 30 days, will return March instead. tm.tm_mday = 1; tm.tm_month -= MonthIndex; PR_NormalizeTime(&tm, PR_LocalTimeParameters); // tm_month starts from 0 while GetMonthName expects a 1-based index. history->GetMonthName(tm.tm_month+1, dateName); // If the container is for a past year, add the year as suffix. if (tm.tm_year < currentYear) dateName.Append(nsPrintfCString(" %d", tm.tm_year)); // From start of MonthIndex + 1 months ago sqlFragmentContainerBeginTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of month','-"); sqlFragmentContainerBeginTime.AppendInt(MonthIndex); sqlFragmentContainerBeginTime.Append(NS_LITERAL_CSTRING( " months','utc')*1000000)")); // To start of MonthIndex months ago sqlFragmentContainerEndTime = NS_LITERAL_CSTRING( "(strftime('%s','now','localtime','start of month','-"); sqlFragmentContainerEndTime.AppendInt(MonthIndex - 1); sqlFragmentContainerEndTime.Append(NS_LITERAL_CSTRING( " months','utc')*1000000)")); // Search for the same timeframe. sqlFragmentSearchBeginTime = sqlFragmentContainerBeginTime; sqlFragmentSearchEndTime = sqlFragmentContainerEndTime; break; } nsPrintfCString dateParam("dayTitle%d", i); mAddParams.Put(dateParam, dateName); nsPrintfCString dayRange(1024, "SELECT :%s AS dayTitle, " "%s AS beginTime, " "%s AS endTime " "WHERE EXISTS ( " "SELECT id FROM moz_historyvisits_temp " "WHERE visit_date >= %s " "AND visit_date < %s " "AND visit_type NOT IN (0,%d) " "{QUERY_OPTIONS_VISITS} " "UNION ALL " "SELECT id FROM moz_historyvisits " "WHERE visit_date >= %s " "AND visit_date < %s " "AND visit_type NOT IN (0,%d) " "{QUERY_OPTIONS_VISITS} " "LIMIT 1 " ") ", dateParam.get(), sqlFragmentContainerBeginTime.get(), sqlFragmentContainerEndTime.get(), sqlFragmentSearchBeginTime.get(), sqlFragmentSearchEndTime.get(), nsINavHistoryService::TRANSITION_EMBED, sqlFragmentSearchBeginTime.get(), sqlFragmentSearchEndTime.get(), nsINavHistoryService::TRANSITION_EMBED); mQueryString.Append(dayRange); if (i < DATE_CONT_NUM(history->mExpireDaysMax)) mQueryString.Append(NS_LITERAL_CSTRING(" UNION ALL ")); } mQueryString.Append(NS_LITERAL_CSTRING(") ")); // TOUTER END return NS_OK; } nsresult PlacesSQLQueryBuilder::SelectAsSite() { nsCAutoString localFiles; nsNavHistory *history = nsNavHistory::GetHistoryService(); NS_ENSURE_STATE(history); history->GetStringFromName(NS_LITERAL_STRING("localhost").get(), localFiles); mAddParams.Put(NS_LITERAL_CSTRING("localhost"), localFiles); // We want just sites, but from whole database. if (mConditions.IsEmpty()) { mQueryString = nsPrintfCString(2048, "SELECT DISTINCT null, " "'place:type=%ld&sort=%ld&domain=&domainIsHost=true', " ":localhost, :localhost, null, null, null, null, null, null, null " "WHERE EXISTS ( " "SELECT id FROM moz_places_temp " "WHERE hidden <> 1 " "AND rev_host = '.' " "AND visit_count > 0 " "AND url BETWEEN 'file://' AND 'file:/~' " "UNION ALL " "SELECT id FROM moz_places " "WHERE id NOT IN (SELECT id FROM moz_places_temp) " "AND hidden <> 1 " "AND rev_host = '.' " "AND visit_count > 0 " "AND url BETWEEN 'file://' AND 'file:/~' " ") " "UNION ALL " "SELECT DISTINCT null, " "'place:type=%ld&sort=%ld&domain='||host||'&domainIsHost=true', " "host, host, null, null, null, null, null, null, null " "FROM ( " "SELECT get_unreversed_host(rev_host) host " "FROM ( " "SELECT DISTINCT rev_host FROM moz_places_temp " "WHERE hidden <> 1 " "AND rev_host <> '.' " "AND visit_count > 0 " "UNION ALL " "SELECT DISTINCT rev_host FROM moz_places " "WHERE id NOT IN (SELECT id FROM moz_places_temp) " "AND hidden <> 1 " "AND rev_host <> '.' " "AND visit_count > 0 " ") " "ORDER BY 1 ASC) ", nsINavHistoryQueryOptions::RESULTS_AS_URI, mSortingMode, nsINavHistoryQueryOptions::RESULTS_AS_URI, mSortingMode); // Now we need to use the filters - we need them all } else { mQueryString = nsPrintfCString(4096, "SELECT DISTINCT null, " "'place:type=%ld&sort=%ld&domain=&domainIsHost=true" "&beginTime='||:begin_time||'&endTime='||:end_time, " ":localhost, :localhost, null, null, null, null, null, null, null " "WHERE EXISTS( " "SELECT h.id " "FROM moz_places h " "JOIN moz_historyvisits v ON v.place_id = h.id " "WHERE h.hidden <> 1 AND h.rev_host = '.' " "AND h.visit_count > 0 " "AND h.url BETWEEN 'file://' AND 'file:/~' " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT h.id " "FROM moz_places_temp h " "JOIN moz_historyvisits v ON v.place_id = h.id " "WHERE h.hidden <> 1 AND h.rev_host = '.' " "AND h.visit_count > 0 " "AND h.url BETWEEN 'file://' AND 'file:/~' " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT h.id " "FROM moz_places h " "JOIN moz_historyvisits_temp v ON v.place_id = h.id " "WHERE h.hidden <> 1 AND h.rev_host = '.' " "AND h.visit_count > 0 " "AND h.url BETWEEN 'file://' AND 'file:/~' " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT h.id " "FROM moz_places_temp h " "JOIN moz_historyvisits_temp v ON v.place_id = h.id " "WHERE h.hidden <> 1 AND h.rev_host = '.' " "AND h.visit_count > 0 " "AND h.url BETWEEN 'file://' AND 'file:/~' " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " ") " "UNION ALL " "SELECT DISTINCT null, " "'place:type=%ld&sort=%ld&domain='||host||'&domainIsHost=true" "&beginTime='||:begin_time||'&endTime='||:end_time, " "host, host, null, null, null, null, null, null, null " "FROM ( " "SELECT DISTINCT get_unreversed_host(rev_host) AS host " "FROM moz_places h " "JOIN moz_historyvisits v ON v.place_id = h.id " "WHERE h.rev_host <> '.' " "AND h.visit_count > 0 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT DISTINCT get_unreversed_host(rev_host) AS host " "FROM moz_places_temp h " "JOIN moz_historyvisits v ON v.place_id = h.id " "WHERE h.rev_host <> '.' " "AND h.visit_count > 0 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT DISTINCT get_unreversed_host(rev_host) AS host " "FROM moz_places h " "JOIN moz_historyvisits_temp v ON v.place_id = h.id " "WHERE h.rev_host <> '.' " "AND h.visit_count > 0 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "UNION " "SELECT DISTINCT get_unreversed_host(rev_host) AS host " "FROM moz_places_temp h " "JOIN moz_historyvisits_temp v ON v.place_id = h.id " "WHERE h.rev_host <> '.' " "AND h.visit_count > 0 " "{QUERY_OPTIONS_VISITS} {QUERY_OPTIONS_PLACES} " "{ADDITIONAL_CONDITIONS} " "ORDER BY 1 ASC " ") ", nsINavHistoryQueryOptions::RESULTS_AS_URI, mSortingMode, nsINavHistoryQueryOptions::RESULTS_AS_URI, mSortingMode); } return NS_OK; } nsresult PlacesSQLQueryBuilder::SelectAsTag() { nsNavHistory *history = nsNavHistory::GetHistoryService(); NS_ENSURE_STATE(history); // This allows sorting by date fields what is not possible with // other history queries. mHasDateColumns = PR_TRUE; mQueryString = nsPrintfCString(2048, "SELECT null, 'place:folder=' || id || '&queryType=%d&type=%ld', " "title, null, null, null, null, null, null, dateAdded, lastModified, " "null, null " "FROM moz_bookmarks " "WHERE parent = %lld", nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS, nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS, history->GetTagsFolder()); return NS_OK; } nsresult PlacesSQLQueryBuilder::Where() { // Set query options nsCAutoString additionalVisitsConditions; nsCAutoString additionalPlacesConditions; if (mRedirectsMode == nsINavHistoryQueryOptions::REDIRECTS_MODE_SOURCE) { additionalVisitsConditions += NS_LITERAL_CSTRING( "AND visit_type NOT IN ") + nsPrintfCString("(%d,%d) ", nsINavHistoryService::TRANSITION_REDIRECT_PERMANENT, nsINavHistoryService::TRANSITION_REDIRECT_TEMPORARY); } else if (mRedirectsMode == nsINavHistoryQueryOptions::REDIRECTS_MODE_TARGET) { additionalVisitsConditions += NS_LITERAL_CSTRING( "AND NOT EXISTS ( " "SELECT id FROM moz_historyvisits_temp WHERE from_visit = v.id " "AND visit_type IN ") + nsPrintfCString("(%d,%d) ", nsINavHistoryService::TRANSITION_REDIRECT_PERMANENT, nsINavHistoryService::TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(") AND NOT EXISTS ( " "SELECT id FROM moz_historyvisits WHERE from_visit = v.id " "AND visit_type IN ") + nsPrintfCString("(%d,%d) ", nsINavHistoryService::TRANSITION_REDIRECT_PERMANENT, nsINavHistoryService::TRANSITION_REDIRECT_TEMPORARY) + NS_LITERAL_CSTRING(") "); } if (!mIncludeHidden) { additionalVisitsConditions += NS_LITERAL_CSTRING( "AND visit_type NOT IN ") + nsPrintfCString("(0,%d) ", nsINavHistoryService::TRANSITION_EMBED); additionalPlacesConditions += NS_LITERAL_CSTRING( "AND hidden <> 1 "); } mQueryString.ReplaceSubstring("{QUERY_OPTIONS_VISITS}", additionalVisitsConditions.get()); mQueryString.ReplaceSubstring("{QUERY_OPTIONS_PLACES}", additionalPlacesConditions.get()); // If we used WHERE already, we inject the conditions // in place of {ADDITIONAL_CONDITIONS} PRInt32 useInnerCondition; useInnerCondition = mQueryString.Find("{ADDITIONAL_CONDITIONS}", 0); if (useInnerCondition != kNotFound) { nsCAutoString innerCondition; // If we have condition AND it if (!mConditions.IsEmpty()) { innerCondition = " AND ("; innerCondition += mConditions; innerCondition += ")"; } mQueryString.ReplaceSubstring("{ADDITIONAL_CONDITIONS}", innerCondition.get()); } else if (!mConditions.IsEmpty()) { mQueryString += "WHERE "; mQueryString += mConditions; } return NS_OK; } nsresult PlacesSQLQueryBuilder::GroupBy() { mQueryString += mGroupBy; return NS_OK; } nsresult PlacesSQLQueryBuilder::OrderBy() { if (mSkipOrderBy) return NS_OK; // Sort clause: we will sort later, but if it comes out of the DB sorted, // our later sort will be basically free. The DB can sort these for free // most of the time anyway, because it has indices over these items. switch(mSortingMode) { case nsINavHistoryQueryOptions::SORT_BY_NONE: // If this is an URI query the sorting could change based on the // sync status of disk and temp tables, we must ensure sorting does not // change between queries. if (mResultType == nsINavHistoryQueryOptions::RESULTS_AS_URI) { if (mQueryType == nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS) mQueryString += NS_LITERAL_CSTRING(" ORDER BY b.id ASC "); else if (mQueryType == nsINavHistoryQueryOptions::QUERY_TYPE_HISTORY) mQueryString += NS_LITERAL_CSTRING(" ORDER BY h.id ASC "); } break; case nsINavHistoryQueryOptions::SORT_BY_TITLE_ASCENDING: case nsINavHistoryQueryOptions::SORT_BY_TITLE_DESCENDING: // If the user wants few results, we limit them by date, necessitating // a sort by date here (see the IDL definition for maxResults). // Otherwise we will do actual sorting by title, but since we could need // to special sort for some locale we will repeat a second sorting at the // end in nsNavHistoryResult, that should be faster since the list will be // almost ordered. if (mMaxResults > 0) OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_VisitDate); else if (mSortingMode == nsINavHistoryQueryOptions::SORT_BY_TITLE_ASCENDING) OrderByTextColumnIndexAsc(nsNavHistory::kGetInfoIndex_Title); else OrderByTextColumnIndexDesc(nsNavHistory::kGetInfoIndex_Title); break; case nsINavHistoryQueryOptions::SORT_BY_DATE_ASCENDING: OrderByColumnIndexAsc(nsNavHistory::kGetInfoIndex_VisitDate); break; case nsINavHistoryQueryOptions::SORT_BY_DATE_DESCENDING: OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_VisitDate); break; case nsINavHistoryQueryOptions::SORT_BY_URI_ASCENDING: OrderByColumnIndexAsc(nsNavHistory::kGetInfoIndex_URL); break; case nsINavHistoryQueryOptions::SORT_BY_URI_DESCENDING: OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_URL); break; case nsINavHistoryQueryOptions::SORT_BY_VISITCOUNT_ASCENDING: OrderByColumnIndexAsc(nsNavHistory::kGetInfoIndex_VisitCount); break; case nsINavHistoryQueryOptions::SORT_BY_VISITCOUNT_DESCENDING: OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_VisitCount); break; case nsINavHistoryQueryOptions::SORT_BY_DATEADDED_ASCENDING: if (mHasDateColumns) OrderByColumnIndexAsc(nsNavHistory::kGetInfoIndex_ItemDateAdded); break; case nsINavHistoryQueryOptions::SORT_BY_DATEADDED_DESCENDING: if (mHasDateColumns) OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_ItemDateAdded); break; case nsINavHistoryQueryOptions::SORT_BY_LASTMODIFIED_ASCENDING: if (mHasDateColumns) OrderByColumnIndexAsc(nsNavHistory::kGetInfoIndex_ItemLastModified); break; case nsINavHistoryQueryOptions::SORT_BY_LASTMODIFIED_DESCENDING: if (mHasDateColumns) OrderByColumnIndexDesc(nsNavHistory::kGetInfoIndex_ItemLastModified); break; case nsINavHistoryQueryOptions::SORT_BY_TAGS_ASCENDING: case nsINavHistoryQueryOptions::SORT_BY_TAGS_DESCENDING: case nsINavHistoryQueryOptions::SORT_BY_ANNOTATION_ASCENDING: case nsINavHistoryQueryOptions::SORT_BY_ANNOTATION_DESCENDING: break; // Sort later in nsNavHistoryQueryResultNode::FillChildren() default: NS_NOTREACHED("Invalid sorting mode"); } return NS_OK; } void PlacesSQLQueryBuilder::OrderByColumnIndexAsc(PRInt32 aIndex) { mQueryString += nsPrintfCString(128, " ORDER BY %d ASC", aIndex+1); } void PlacesSQLQueryBuilder::OrderByColumnIndexDesc(PRInt32 aIndex) { mQueryString += nsPrintfCString(128, " ORDER BY %d DESC", aIndex+1); } void PlacesSQLQueryBuilder::OrderByTextColumnIndexAsc(PRInt32 aIndex) { mQueryString += nsPrintfCString(128, " ORDER BY %d COLLATE NOCASE ASC", aIndex+1); } void PlacesSQLQueryBuilder::OrderByTextColumnIndexDesc(PRInt32 aIndex) { mQueryString += nsPrintfCString(128, " ORDER BY %d COLLATE NOCASE DESC", aIndex+1); } nsresult PlacesSQLQueryBuilder::Limit() { if (mUseLimit && mMaxResults > 0) { mQueryString += NS_LITERAL_CSTRING(" LIMIT "); mQueryString.AppendInt(mMaxResults); mQueryString.AppendLiteral(" "); } return NS_OK; } nsresult nsNavHistory::ConstructQueryString( const nsCOMArray& aQueries, nsNavHistoryQueryOptions* aOptions, nsCString& queryString, PRBool& aParamsPresent, nsNavHistory::StringHash& aAddParams) { // For information about visit_type see nsINavHistoryService.idl. // visitType == 0 is undefined (see bug #375777 for details). // Some sites, especially Javascript-heavy ones, load things in frames to // display them, resulting in a lot of these entries. This is the reason // why such visits are filtered out. nsresult rv; aParamsPresent = PR_FALSE; PRInt32 sortingMode = aOptions->SortingMode(); NS_ASSERTION(sortingMode >= nsINavHistoryQueryOptions::SORT_BY_NONE && sortingMode <= nsINavHistoryQueryOptions::SORT_BY_ANNOTATION_DESCENDING, "Invalid sortingMode found while building query!"); PRBool hasSearchTerms = PR_FALSE; for (PRInt32 i = 0; i < aQueries.Count() && !hasSearchTerms; i++) { aQueries[i]->GetHasSearchTerms(&hasSearchTerms); } nsCAutoString tagsSqlFragment; GetTagsSqlFragment(GetTagsFolder(), NS_LITERAL_CSTRING("h.id"), hasSearchTerms, tagsSqlFragment); if (IsOptimizableHistoryQuery(aQueries, aOptions, nsINavHistoryQueryOptions::SORT_BY_DATE_DESCENDING) || IsOptimizableHistoryQuery(aQueries, aOptions, nsINavHistoryQueryOptions::SORT_BY_VISITCOUNT_DESCENDING)) { // Generate an optimized query for the history menu and most visited // smart bookmark. queryString = NS_LITERAL_CSTRING( "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, h.last_visit_date, " "f.url, null, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places_temp h " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.hidden <> 1 " "AND EXISTS (SELECT id FROM moz_historyvisits_temp WHERE place_id = h.id " "AND visit_type NOT IN ") + nsPrintfCString("(0,%d) ", nsINavHistoryService::TRANSITION_EMBED) + NS_LITERAL_CSTRING("UNION ALL " "SELECT id FROM moz_historyvisits WHERE place_id = h.id " "AND visit_type NOT IN ") + nsPrintfCString("(0,%d) ", nsINavHistoryService::TRANSITION_EMBED) + NS_LITERAL_CSTRING("LIMIT 1) " "{QUERY_OPTIONS} " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, h.last_visit_date, " "f.url, null, null, null, null, null, ") + tagsSqlFragment + NS_LITERAL_CSTRING( "FROM moz_places h " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE h.hidden <> 1 " "AND h.id NOT IN (SELECT id FROM moz_places_temp) " "AND EXISTS (SELECT id FROM moz_historyvisits_temp WHERE place_id = h.id " "AND visit_type NOT IN ") + nsPrintfCString("(0,%d) ", nsINavHistoryService::TRANSITION_EMBED) + NS_LITERAL_CSTRING("UNION ALL " "SELECT id FROM moz_historyvisits WHERE place_id = h.id " "AND visit_type NOT IN ") + nsPrintfCString("(0,%d) ", nsINavHistoryService::TRANSITION_EMBED) + NS_LITERAL_CSTRING("LIMIT 1) " "{QUERY_OPTIONS} " ); queryString.Append(NS_LITERAL_CSTRING("ORDER BY ")); if (sortingMode == nsINavHistoryQueryOptions::SORT_BY_DATE_DESCENDING) queryString.Append(NS_LITERAL_CSTRING("last_visit_date DESC ")); else queryString.Append(NS_LITERAL_CSTRING("visit_count DESC ")); queryString.Append(NS_LITERAL_CSTRING("LIMIT ")); queryString.AppendInt(aOptions->MaxResults()); nsCAutoString additionalQueryOptions; if (aOptions->RedirectsMode() == nsINavHistoryQueryOptions::REDIRECTS_MODE_SOURCE) { additionalQueryOptions += nsPrintfCString(256, "AND NOT EXISTS ( " "SELECT id FROM moz_historyvisits_temp WHERE place_id = h.id " "AND visit_type IN (%d,%d)" ") " "AND NOT EXISTS ( " "SELECT id FROM moz_historyvisits WHERE place_id = h.id " "AND visit_type IN (%d,%d)" ") ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY, TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY); } else if (aOptions->RedirectsMode() == nsINavHistoryQueryOptions::REDIRECTS_MODE_TARGET) { additionalQueryOptions += nsPrintfCString(1024, "AND NOT EXISTS ( " "SELECT id " "FROM moz_historyvisits_temp v " "WHERE place_id = h.id " "AND EXISTS(SELECT id FROM moz_historyvisits_temp " "WHERE from_visit = v.id AND visit_type IN (%d,%d) " "UNION ALL " "SELECT id FROM moz_historyvisits " "WHERE from_visit = v.id AND visit_type IN (%d,%d)) " "UNION ALL " "SELECT id " "FROM moz_historyvisits v " "WHERE place_id = h.id " "AND EXISTS(SELECT id FROM moz_historyvisits_temp " "WHERE from_visit = v.id AND visit_type IN (%d,%d) " "UNION ALL " "SELECT id FROM moz_historyvisits " "WHERE from_visit = v.id AND visit_type IN (%d,%d)) " ") ", TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY, TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY, TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY, TRANSITION_REDIRECT_PERMANENT, TRANSITION_REDIRECT_TEMPORARY); } queryString.ReplaceSubstring("{QUERY_OPTIONS}", additionalQueryOptions.get()); return NS_OK; } nsCAutoString conditions; for (PRInt32 i = 0; i < aQueries.Count(); i++) { nsCString queryClause; rv = QueryToSelectClause(aQueries[i], aOptions, i, &queryClause); NS_ENSURE_SUCCESS(rv, rv); if (! queryClause.IsEmpty()) { aParamsPresent = PR_TRUE; if (! conditions.IsEmpty()) // exists previous clause: multiple ones are ORed conditions += NS_LITERAL_CSTRING(" OR "); conditions += NS_LITERAL_CSTRING("(") + queryClause + NS_LITERAL_CSTRING(")"); } } // Determine whether we can push maxResults constraints into the queries // as LIMIT, or if we need to do result count clamping later // using FilterResultSet() PRBool useLimitClause = !NeedToFilterResultSet(aQueries, aOptions); PlacesSQLQueryBuilder queryStringBuilder(conditions, aOptions, useLimitClause, aAddParams, hasSearchTerms); rv = queryStringBuilder.GetQueryString(queryString); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } PLDHashOperator BindAdditionalParameter(nsNavHistory::StringHash::KeyType aParamName, nsCString aParamValue, void* aStatement) { mozIStorageStatement* stmt = static_cast(aStatement); PRUint32 index; nsresult rv = stmt->GetParameterIndex(aParamName, &index); if (NS_FAILED(rv)) return PL_DHASH_STOP; rv = stmt->BindUTF8StringParameter(index, aParamValue); if (NS_FAILED(rv)) return PL_DHASH_STOP; return PL_DHASH_NEXT; } // nsNavHistory::GetQueryResults // // Call this to get the results from a complex query. This is used by // nsNavHistoryQueryResultNode to populate its children. For simple bookmark // queries, use nsNavBookmarks::QueryFolderChildren. // // THIS DOES NOT DO SORTING. You will need to sort the container yourself // when you get the results. This is because sorting depends on tree // statistics that will be built from the perspective of the tree. See // nsNavHistoryQueryResultNode::FillChildren // // FIXME: This only does keyword searching for the first query, and does // it ANDed with the all the rest of the queries. nsresult nsNavHistory::GetQueryResults(nsNavHistoryQueryResultNode *aResultNode, const nsCOMArray& aQueries, nsNavHistoryQueryOptions *aOptions, nsCOMArray* aResults) { NS_ENSURE_ARG_POINTER(aOptions); NS_ASSERTION(aResults->Count() == 0, "Initial result array must be empty"); if (! aQueries.Count()) return NS_ERROR_INVALID_ARG; nsCString queryString; PRBool paramsPresent = PR_FALSE; nsNavHistory::StringHash addParams; addParams.Init(DATE_CONT_NUM(mExpireDaysMax)); nsresult rv = ConstructQueryString(aQueries, aOptions, queryString, paramsPresent, addParams); NS_ENSURE_SUCCESS(rv,rv); // create statement nsCOMPtr statement; rv = mDBConn->CreateStatement(queryString, getter_AddRefs(statement)); #ifdef DEBUG if (NS_FAILED(rv)) { nsCAutoString lastErrorString; (void)mDBConn->GetLastErrorString(lastErrorString); PRInt32 lastError = 0; (void)mDBConn->GetLastError(&lastError); printf("Places failed to create a statement from this query:\n%s\nStorage error (%d): %s\n", PromiseFlatCString(queryString).get(), lastError, PromiseFlatCString(lastErrorString).get()); } #endif NS_ENSURE_SUCCESS(rv, rv); if (paramsPresent) { // bind parameters PRInt32 i; for (i = 0; i < aQueries.Count(); i++) { rv = BindQueryClauseParameters(statement, i, aQueries[i], aOptions); NS_ENSURE_SUCCESS(rv, rv); } } addParams.EnumerateRead(BindAdditionalParameter, statement.get()); // optimize the case where we just use the results as is // and we don't need to do any post-query filtering if (NeedToFilterResultSet(aQueries, aOptions)) { // generate the toplevel results nsCOMArray toplevel; rv = ResultsAsList(statement, aOptions, &toplevel); NS_ENSURE_SUCCESS(rv, rv); FilterResultSet(aResultNode, toplevel, aResults, aQueries, aOptions); } else { rv = ResultsAsList(statement, aOptions, aResults); NS_ENSURE_SUCCESS(rv, rv); } return NS_OK; } // nsNavHistory::AddObserver NS_IMETHODIMP nsNavHistory::AddObserver(nsINavHistoryObserver* aObserver, PRBool aOwnsWeak) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aObserver); return mObservers.AppendWeakElement(aObserver, aOwnsWeak); } // nsNavHistory::RemoveObserver NS_IMETHODIMP nsNavHistory::RemoveObserver(nsINavHistoryObserver* aObserver) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aObserver); return mObservers.RemoveWeakElement(aObserver); } // nsNavHistory::BeginUpdateBatch // See RunInBatchMode nsresult nsNavHistory::BeginUpdateBatch() { if (mBatchLevel++ == 0) { PRBool transactionInProgress = PR_TRUE; // default to no transaction on err mDBConn->GetTransactionInProgress(&transactionInProgress); mBatchHasTransaction = ! transactionInProgress; if (mBatchHasTransaction) mDBConn->BeginTransaction(); ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnBeginUpdateBatch()); } return NS_OK; } // nsNavHistory::EndUpdateBatch nsresult nsNavHistory::EndUpdateBatch() { if (--mBatchLevel == 0) { if (mBatchHasTransaction) mDBConn->CommitTransaction(); mBatchHasTransaction = PR_FALSE; ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnEndUpdateBatch()); } return NS_OK; } NS_IMETHODIMP nsNavHistory::RunInBatchMode(nsINavHistoryBatchCallback* aCallback, nsISupports* aUserData) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aCallback); UpdateBatchScoper batch(*this); return aCallback->RunBatched(aUserData); } NS_IMETHODIMP nsNavHistory::GetHistoryDisabled(PRBool *_retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG_POINTER(_retval); *_retval = IsHistoryDisabled(); return NS_OK; } // Browser history ************************************************************* // nsNavHistory::AddPageWithDetails // // This function is used by the migration components to import history. // // Note that this always adds the page with one visit and no parent, which // is appropriate for imported URIs. NS_IMETHODIMP nsNavHistory::AddPageWithDetails(nsIURI *aURI, const PRUnichar *aTitle, PRInt64 aLastVisited) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // Don't update the page title inside the private browsing mode. if (InPrivateBrowsingMode()) return NS_OK; PRInt64 visitID; nsresult rv = AddVisit(aURI, aLastVisited, 0, TRANSITION_LINK, PR_FALSE, 0, &visitID); NS_ENSURE_SUCCESS(rv, rv); return SetPageTitleInternal(aURI, nsString(aTitle)); } // nsNavHistory::GetLastPageVisited // // This was once used when the new window is set to "previous page." It // doesn't seem to be used anymore, so we don't spend any time precompiling // the statement. NS_IMETHODIMP nsNavHistory::GetLastPageVisited(nsACString & aLastPageVisited) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); nsCOMPtr statement; // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // expect newest visits being in temp table. nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT url, visit_date FROM moz_historyvisits_temp v " "JOIN moz_places_temp h ON v.place_id = h.id " "WHERE h.hidden <> 1 " "UNION ALL " "SELECT url, visit_date FROM moz_historyvisits_temp v " "JOIN moz_places h ON v.place_id = h.id " "WHERE h.hidden <> 1 " "UNION ALL " "SELECT url, visit_date FROM moz_historyvisits v " "JOIN moz_places_temp h ON v.place_id = h.id " "WHERE h.hidden <> 1 " "UNION ALL " "SELECT url, visit_date FROM moz_historyvisits v " "JOIN moz_places h ON v.place_id = h.id " "WHERE h.hidden <> 1 " "ORDER BY visit_date DESC " "LIMIT 1 "), getter_AddRefs(statement)); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMatch = PR_FALSE; if (NS_SUCCEEDED(statement->ExecuteStep(&hasMatch)) && hasMatch) return statement->GetUTF8String(0, aLastPageVisited); aLastPageVisited.Truncate(0); return NS_OK; } // nsNavHistory::GetCount // // This function is used in legacy code to see if there is any history to // clear. Counting the actual number of history entries is very slow, so // we just see if there are any and return 0 or 1, which is enough to make // all the code that uses this function happy. NS_IMETHODIMP nsNavHistory::GetCount(PRUint32 *aCount) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG_POINTER(aCount); PRBool hasEntries = PR_FALSE; nsresult rv = GetHasHistoryEntries(&hasEntries); if (hasEntries) *aCount = 1; else *aCount = 0; return rv; } // nsNavHistory::RemovePagesInternal // // Deletes a list of placeIds from history. // This is an internal method used by RemovePages, RemovePagesFromHost and // RemovePagesByTimeframe. // Takes a comma separated list of place ids. // This method does not do any observer notification. nsresult nsNavHistory::RemovePagesInternal(const nsCString& aPlaceIdsQueryString) { // early return if there is nothing to delete if (aPlaceIdsQueryString.IsEmpty()) return NS_OK; mozStorageTransaction transaction(mDBConn, PR_FALSE); nsresult rv = PreparePlacesForVisitsDelete(aPlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); // delete all visits rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DELETE FROM moz_historyvisits_view WHERE place_id IN (") + aPlaceIdsQueryString + NS_LITERAL_CSTRING(")")); NS_ENSURE_SUCCESS(rv, rv); rv = CleanupPlacesOnVisitsDelete(aPlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); return transaction.Commit(); } /** * Prepares for deletion places that are about to have all their visits removed. * This is an internal method used by RemovePagesInternal and * RemoveVisitsByTimeframe. This method does not execute in a transaction, so * callers should make sure they begin one if needed. * * @param aPlaceIdsQueryString * A comma-separated list of place IDs, each of which is about to have * all its visits removed */ nsresult nsNavHistory::PreparePlacesForVisitsDelete(const nsCString& aPlaceIdsQueryString) { // Return early if there is nothing to delete. if (aPlaceIdsQueryString.IsEmpty()) return NS_OK; // if a moz_place is annotated or was a bookmark, // we won't delete it, but we will delete the moz_visits // so we need to reset the frecency. Note, we set frecency to // -visit_count, as we use that value in our "on idle" query // to figure out which places to recalculate frecency first. // Pay attention to not set frecency = 0 if visit_count = 0 nsresult rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "UPDATE moz_places_view " "SET frecency = -MAX(visit_count, 1) " "WHERE id IN ( " "SELECT h.id " "FROM moz_places_temp h " "WHERE h.id IN ( ") + aPlaceIdsQueryString + NS_LITERAL_CSTRING(") " "AND ( " "EXISTS (SELECT b.id FROM moz_bookmarks b WHERE b.fk =h.id) " "OR EXISTS (SELECT a.id FROM moz_annos a WHERE a.place_id = h.id) " ") " "UNION ALL " "SELECT h.id " "FROM moz_places h " "WHERE h.id IN ( ") + aPlaceIdsQueryString + NS_LITERAL_CSTRING(") " "AND h.id NOT IN (SELECT id FROM moz_places_temp) " "AND ( " "EXISTS (SELECT b.id FROM moz_bookmarks b WHERE b.fk =h.id) " "OR EXISTS (SELECT a.id FROM moz_annos a WHERE a.place_id = h.id) " ") " ")")); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } /** * Performs cleanup on places that just had all their visits removed, including * deletion of those places. This is an internal method used by * RemovePagesInternal and RemoveVisitsByTimeframe. This method does not * execute in a transaction, so callers should make sure they begin one if * needed. * * @param aPlaceIdsQueryString * A comma-separated list of place IDs, each of which just had all its * visits removed */ nsresult nsNavHistory::CleanupPlacesOnVisitsDelete(const nsCString& aPlaceIdsQueryString) { // Return early if there is nothing to delete. if (aPlaceIdsQueryString.IsEmpty()) return NS_OK; // now that visits have been removed, run annotation expiration. // this will remove all expire-able annotations for these URIs. (void)mExpire->OnDeleteVisits(); // if the entry is not bookmarked and is not a place: uri // then we can remove it from moz_places. // Note that we do NOT delete favicons. Any unreferenced favicons will be // deleted next time the browser is shut down. nsresult rv = mDBConn->ExecuteSimpleSQL(NS_LITERAL_CSTRING( "DELETE FROM moz_places_view WHERE id IN (" "SELECT h.id FROM moz_places_temp h " "WHERE h.id IN ( ") + aPlaceIdsQueryString + NS_LITERAL_CSTRING(") " "AND SUBSTR(h.url, 1, 6) <> 'place:' " "AND NOT EXISTS " "(SELECT b.id FROM moz_bookmarks b WHERE b.fk = h.id LIMIT 1) " "UNION ALL " "SELECT h.id FROM moz_places h " "WHERE h.id NOT IN (SELECT id FROM moz_places_temp) " "AND h.id IN ( ") + aPlaceIdsQueryString + NS_LITERAL_CSTRING(") " "AND SUBSTR(h.url, 1, 6) <> 'place:' " "AND NOT EXISTS " "(SELECT b.id FROM moz_bookmarks b WHERE b.fk = h.id LIMIT 1) " ")")); NS_ENSURE_SUCCESS(rv, rv); // If we have removed all visits to a livemark's child, we need to fix its // frecency, or it would appear in the url bar autocomplete. // XXX this might be dog slow, further degrading delete perf. rv = FixInvalidFrecenciesForExcludedPlaces(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::RemovePages // // Removes a bunch of uris from history. // Has better performance than RemovePage when deleting a lot of history. // Notice that this function does not call the onDeleteURI observers, // instead, if aDoBatchNotify is true, we call OnBegin/EndUpdateBatch. // We don't do duplicates removal, URIs array should be cleaned-up before. NS_IMETHODIMP nsNavHistory::RemovePages(nsIURI **aURIs, PRUint32 aLength, PRBool aDoBatchNotify) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURIs); #ifdef LAZY_ADD // We must ensure to remove pages from the lazy messages queue too. CommitLazyMessages(); #endif nsresult rv; // build a list of place ids to delete nsCString deletePlaceIdsQueryString; for (PRUint32 i = 0; i < aLength; i++) { PRInt64 placeId; rv = GetUrlIdFor(aURIs[i], &placeId, PR_FALSE); NS_ENSURE_SUCCESS(rv, rv); if (placeId != 0) { if (!deletePlaceIdsQueryString.IsEmpty()) deletePlaceIdsQueryString.AppendLiteral(","); deletePlaceIdsQueryString.AppendInt(placeId); } } rv = RemovePagesInternal(deletePlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); // force a full refresh calling onEndUpdateBatch (will call Refresh()) if (aDoBatchNotify) UpdateBatchScoper batch(*this); // sends Begin/EndUpdateBatch to observers return NS_OK; } // nsNavHistory::RemovePage // // Removes all visits and the main history entry for the given URI. // Silently fails if we have no knowledge of the page. NS_IMETHODIMP nsNavHistory::RemovePage(nsIURI *aURI) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // Before we remove, we have to notify our observers! ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnBeforeDeleteURI(aURI)); nsIURI** URIs = &aURI; nsresult rv = RemovePages(URIs, 1, PR_FALSE); NS_ENSURE_SUCCESS(rv, rv); // Notify our observers that the URI has been removed. ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnDeleteURI(aURI)); return NS_OK; } // nsNavHistory::RemovePagesFromHost // // This function will delete all history information about pages from a // given host. If aEntireDomain is set, we will also delete pages from // sub hosts (so if we are passed in "microsoft.com" we delete // "www.microsoft.com", "msdn.microsoft.com", etc.). An empty host name // means local files and anything else with no host name. You can also pass // in the localized "(local files)" title given to you from a history query. // // Silently fails if we have no knowledge of the host. // // This sends onBeginUpdateBatch/onEndUpdateBatch to observers NS_IMETHODIMP nsNavHistory::RemovePagesFromHost(const nsACString& aHost, PRBool aEntireDomain) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); #ifdef LAZY_ADD // We must ensure to remove pages from the lazy messages queue too. CommitLazyMessages(); #endif nsresult rv; // Local files don't have any host name. We don't want to delete all files in // history when we get passed an empty string, so force to exact match if (aHost.IsEmpty()) aEntireDomain = PR_FALSE; // translate "(local files)" to an empty host name // be sure to use the TitleForDomain to get the localized name nsCString localFiles; TitleForDomain(EmptyCString(), localFiles); nsAutoString host16; if (!aHost.Equals(localFiles)) CopyUTF8toUTF16(aHost, host16); // nsISupports version of the host string for passing to observers nsCOMPtr hostSupports(do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID, &rv)); NS_ENSURE_SUCCESS(rv, rv); rv = hostSupports->SetData(host16); NS_ENSURE_SUCCESS(rv, rv); // see BindQueryClauseParameters for how this host selection works nsAutoString revHostDot; GetReversedHostname(host16, revHostDot); NS_ASSERTION(revHostDot[revHostDot.Length() - 1] == '.', "Invalid rev. host"); nsAutoString revHostSlash(revHostDot); revHostSlash.Truncate(revHostSlash.Length() - 1); revHostSlash.Append(NS_LITERAL_STRING("/")); // build condition string based on host selection type nsCAutoString conditionString; if (aEntireDomain) conditionString.AssignLiteral("rev_host >= ?1 AND rev_host < ?2 "); else conditionString.AssignLiteral("rev_host = ?1 "); nsCOMPtr statement; // create statement depending on delete type rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id FROM moz_places_temp " "WHERE ") + conditionString + NS_LITERAL_CSTRING( "UNION ALL " "SELECT id FROM moz_places " "WHERE id NOT IN (SELECT id FROM moz_places_temp) " "AND ") + conditionString, getter_AddRefs(statement)); NS_ENSURE_SUCCESS(rv, rv); rv = statement->BindStringParameter(0, revHostDot); NS_ENSURE_SUCCESS(rv, rv); if (aEntireDomain) { rv = statement->BindStringParameter(1, revHostSlash); NS_ENSURE_SUCCESS(rv, rv); } nsCString hostPlaceIds; PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(statement->ExecuteStep(&hasMore)) && hasMore) { if (!hostPlaceIds.IsEmpty()) hostPlaceIds.AppendLiteral(","); PRInt64 placeId; rv = statement->GetInt64(0, &placeId); NS_ENSURE_SUCCESS(rv, rv); hostPlaceIds.AppendInt(placeId); } // force a full refresh calling onEndUpdateBatch (will call Refresh()) UpdateBatchScoper batch(*this); // sends Begin/EndUpdateBatch to observers rv = RemovePagesInternal(hostPlaceIds); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::RemovePagesByTimeframe // // This function will delete all history information about // pages for a given timeframe. // Limits are included: aBeginTime <= timeframe <= aEndTime // // This method sends onBeginUpdateBatch/onEndUpdateBatch to observers NS_IMETHODIMP nsNavHistory::RemovePagesByTimeframe(PRTime aBeginTime, PRTime aEndTime) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); #ifdef LAZY_ADD // We must ensure to remove pages from the lazy messages queue too. CommitLazyMessages(); #endif nsresult rv; // build a list of place ids to delete nsCString deletePlaceIdsQueryString; // we only need to know if a place has a visit into the given timeframe // this query is faster than actually selecting in moz_historyvisits nsCOMPtr selectByTime; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT h.id FROM moz_places_temp h WHERE " "EXISTS " "(SELECT id FROM moz_historyvisits v WHERE v.place_id = h.id " "AND v.visit_date >= ?1 AND v.visit_date <= ?2 LIMIT 1)" "OR EXISTS " "(SELECT id FROM moz_historyvisits_temp v WHERE v.place_id = h.id " "AND v.visit_date >= ?1 AND v.visit_date <= ?2 LIMIT 1) " "UNION " "SELECT h.id FROM moz_places h WHERE " "EXISTS " "(SELECT id FROM moz_historyvisits v WHERE v.place_id = h.id " "AND v.visit_date >= ?1 AND v.visit_date <= ?2 LIMIT 1)" "OR EXISTS " "(SELECT id FROM moz_historyvisits_temp v WHERE v.place_id = h.id " "AND v.visit_date >= ?1 AND v.visit_date <= ?2 LIMIT 1)"), getter_AddRefs(selectByTime)); NS_ENSURE_SUCCESS(rv, rv); rv = selectByTime->BindInt64Parameter(0, aBeginTime); NS_ENSURE_SUCCESS(rv, rv); rv = selectByTime->BindInt64Parameter(1, aEndTime); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(selectByTime->ExecuteStep(&hasMore)) && hasMore) { PRInt64 placeId; rv = selectByTime->GetInt64(0, &placeId); NS_ENSURE_SUCCESS(rv, rv); if (placeId != 0) { if (!deletePlaceIdsQueryString.IsEmpty()) deletePlaceIdsQueryString.AppendLiteral(","); deletePlaceIdsQueryString.AppendInt(placeId); } } rv = RemovePagesInternal(deletePlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); // force a full refresh calling onEndUpdateBatch (will call Refresh()) UpdateBatchScoper batch(*this); // sends Begin/EndUpdateBatch to observers return NS_OK; } /** * Removes all visits in a given timeframe. Limits are included: * aBeginTime <= timeframe <= aEndTime. Any place that becomes unvisited * as a result will also be deleted. * * Note that removal is performed in batch, so observers will not be * notified of individual places that are deleted. Instead they will be * notified onBeginUpdateBatch and onEndUpdateBatch. * * @param aBeginTime * The start of the timeframe, inclusive * @param aEndTime * The end of the timeframe, inclusive */ NS_IMETHODIMP nsNavHistory::RemoveVisitsByTimeframe(PRTime aBeginTime, PRTime aEndTime) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); #ifdef LAZY_ADD // We must ensure to remove pages from the lazy messages queue too. CommitLazyMessages(); #endif nsresult rv; // Build a list of place IDs whose visits fall entirely within the timespan. // These places will be deleted by the call to CleanupPlacesOnVisitsDelete // below. nsCString deletePlaceIdsQueryString; { nsCOMPtr selectByTime; mozStorageStatementScoper scope(selectByTime); rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT place_id " "FROM moz_historyvisits_temp " "WHERE ?1 <= visit_date AND visit_date <= ?2 " "UNION " "SELECT place_id " "FROM moz_historyvisits " "WHERE ?1 <= visit_date AND visit_date <= ?2 " "EXCEPT " "SELECT place_id " "FROM moz_historyvisits_temp " "WHERE visit_date < ?1 OR ?2 < visit_date " "EXCEPT " "SELECT place_id " "FROM moz_historyvisits " "WHERE visit_date < ?1 OR ?2 < visit_date"), getter_AddRefs(selectByTime)); NS_ENSURE_SUCCESS(rv, rv); rv = selectByTime->BindInt64Parameter(0, aBeginTime); NS_ENSURE_SUCCESS(rv, rv); rv = selectByTime->BindInt64Parameter(1, aEndTime); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(selectByTime->ExecuteStep(&hasMore)) && hasMore) { PRInt64 placeId; rv = selectByTime->GetInt64(0, &placeId); NS_ENSURE_SUCCESS(rv, rv); // placeId should not be <= 0, but be defensive. if (placeId > 0) { if (!deletePlaceIdsQueryString.IsEmpty()) deletePlaceIdsQueryString.AppendLiteral(","); deletePlaceIdsQueryString.AppendInt(placeId); } } } // force a full refresh calling onEndUpdateBatch (will call Refresh()) UpdateBatchScoper batch(*this); // sends Begin/EndUpdateBatch to observers mozStorageTransaction transaction(mDBConn, PR_FALSE); rv = PreparePlacesForVisitsDelete(deletePlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); // Delete all visits within the timeframe. nsCOMPtr deleteVisitsStmt; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "DELETE FROM moz_historyvisits_view " "WHERE ?1 <= visit_date AND visit_date <= ?2"), getter_AddRefs(deleteVisitsStmt)); NS_ENSURE_SUCCESS(rv, rv); rv = deleteVisitsStmt->BindInt64Parameter(0, aBeginTime); NS_ENSURE_SUCCESS(rv, rv); rv = deleteVisitsStmt->BindInt64Parameter(1, aEndTime); NS_ENSURE_SUCCESS(rv, rv); rv = deleteVisitsStmt->Execute(); NS_ENSURE_SUCCESS(rv, rv); rv = CleanupPlacesOnVisitsDelete(deletePlaceIdsQueryString); NS_ENSURE_SUCCESS(rv, rv); rv = transaction.Commit(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::RemoveAllPages // // This function is used to clear history. NS_IMETHODIMP nsNavHistory::RemoveAllPages() { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); #ifdef LAZY_ADD // We must ensure to remove pages from the lazy messages queue too. CommitLazyMessages(); #endif // expire everything mExpire->ClearHistory(); // privacy cleanup, if there's an old history.dat around, just delete it nsCOMPtr oldHistoryFile; nsresult rv = NS_GetSpecialDirectory(NS_APP_HISTORY_50_FILE, getter_AddRefs(oldHistoryFile)); NS_ENSURE_SUCCESS(rv, rv); PRBool fileExists; if (NS_SUCCEEDED(oldHistoryFile->Exists(&fileExists)) && fileExists) { rv = oldHistoryFile->Remove(PR_FALSE); NS_ENSURE_SUCCESS(rv, rv); } return NS_OK; } // nsNavHistory::HidePage // // Sets the 'hidden' column to true. If we've not heard of the page, we // succeed and do nothing. NS_IMETHODIMP nsNavHistory::HidePage(nsIURI *aURI) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); return NS_ERROR_NOT_IMPLEMENTED; } // nsNavHistory::MarkPageAsTyped // // We call MarkPageAsTyped() before visiting a URL in order to // help determine the transition type of the visit. // We keep track of the URL so that later, in AddVisitChain() // we can use TRANSITION_TYPED as the transition. // Note, AddVisitChain() is not called immediately when we are doing LAZY_ADDs // // @see MarkPageAsFollowedBookmark NS_IMETHODIMP nsNavHistory::MarkPageAsTyped(nsIURI *aURI) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // don't add when history is disabled if (IsHistoryDisabled()) return NS_OK; nsCAutoString uriString; nsresult rv = aURI->GetSpec(uriString); NS_ENSURE_SUCCESS(rv, rv); // if URL is already in the typed queue, then we need to remove the old one PRInt64 unusedEventTime; if (mRecentTyped.Get(uriString, &unusedEventTime)) mRecentTyped.Remove(uriString); if (mRecentTyped.Count() > RECENT_EVENT_QUEUE_MAX_LENGTH) ExpireNonrecentEvents(&mRecentTyped); mRecentTyped.Put(uriString, GetNow()); return NS_OK; } // nsNavHistory::SetCharsetForURI // // Sets the character-set for an URI. // If aCharset is empty remove character-set annotation for aURI. NS_IMETHODIMP nsNavHistory::SetCharsetForURI(nsIURI* aURI, const nsAString& aCharset) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); nsAnnotationService* annosvc = nsAnnotationService::GetAnnotationService(); NS_ENSURE_TRUE(annosvc, NS_ERROR_OUT_OF_MEMORY); if (aCharset.IsEmpty()) { // remove the current page character-set annotation nsresult rv = annosvc->RemovePageAnnotation(aURI, CHARSET_ANNO); NS_ENSURE_SUCCESS(rv, rv); } else { // Set page character-set annotation, silently overwrite if already exists nsresult rv = annosvc->SetPageAnnotationString(aURI, CHARSET_ANNO, aCharset, 0, nsAnnotationService::EXPIRE_NEVER); if (rv == NS_ERROR_INVALID_ARG) { // We don't have this page. Silently fail. return NS_OK; } else if (NS_FAILED(rv)) return rv; } return NS_OK; } // nsNavHistory::GetCharsetForURI // // Get the last saved character-set for an URI. NS_IMETHODIMP nsNavHistory::GetCharsetForURI(nsIURI* aURI, nsAString& aCharset) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); nsAnnotationService* annosvc = nsAnnotationService::GetAnnotationService(); NS_ENSURE_TRUE(annosvc, NS_ERROR_OUT_OF_MEMORY); nsAutoString charset; nsresult rv = annosvc->GetPageAnnotationString(aURI, CHARSET_ANNO, aCharset); if (NS_FAILED(rv)) { // be sure to return an empty string if character-set is not found aCharset.Truncate(); } return NS_OK; } // nsGlobalHistory2 ************************************************************ // nsNavHistory::AddURI // // This is the main method of adding history entries. NS_IMETHODIMP nsNavHistory::AddURI(nsIURI *aURI, PRBool aRedirect, PRBool aToplevel, nsIURI *aReferrer) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // don't add when history is disabled if (IsHistoryDisabled()) return NS_OK; // filter out any unwanted URIs PRBool canAdd = PR_FALSE; nsresult rv = CanAddURI(aURI, &canAdd); NS_ENSURE_SUCCESS(rv, rv); if (!canAdd) return NS_OK; PRTime now = PR_Now(); #ifdef LAZY_ADD LazyMessage message; rv = message.Init(LazyMessage::Type_AddURI, aURI); NS_ENSURE_SUCCESS(rv, rv); message.isRedirect = aRedirect; message.isToplevel = aToplevel; if (aReferrer) { rv = aReferrer->Clone(getter_AddRefs(message.referrer)); NS_ENSURE_SUCCESS(rv, rv); } message.time = now; rv = AddLazyMessage(message); NS_ENSURE_SUCCESS(rv, rv); #else rv = AddURIInternal(aURI, now, aRedirect, aToplevel, aReferrer); NS_ENSURE_SUCCESS(rv, rv); #endif return NS_OK; } // nsNavHistory::AddURIInternal // // This does the work of AddURI so it can be done lazily. nsresult nsNavHistory::AddURIInternal(nsIURI* aURI, PRTime aTime, PRBool aRedirect, PRBool aToplevel, nsIURI* aReferrer) { mozStorageTransaction transaction(mDBConn, PR_FALSE); PRInt64 redirectBookmark = 0; PRInt64 visitID, sessionID; nsresult rv = AddVisitChain(aURI, aTime, aToplevel, aRedirect, aReferrer, &visitID, &sessionID, &redirectBookmark); NS_ENSURE_SUCCESS(rv, rv); // The bookmark cache of redirects may be out-of-date with this addition, so // we need to update it. The issue here is if they bookmark "mozilla.org" by // typing it in without ever having visited "www.mozilla.org". They will then // get redirected to the latter, and we need to add mozilla.org -> // www.mozilla.org to the bookmark hashtable. // // AddVisitChain will put the spec of a bookmarked URI if it encounters one // into bookmarkURI. If this is non-empty, we know that something has happened // with a bookmark and we should probably go update it. if (redirectBookmark) { nsNavBookmarks *bookmarkService = nsNavBookmarks::GetBookmarksService(); if (bookmarkService) { PRTime now = GetNow(); bookmarkService->AddBookmarkToHash(redirectBookmark, now - BOOKMARK_REDIRECT_TIME_THRESHOLD); } } return transaction.Commit(); } // nsNavHistory::AddVisitChain // // This function is sits between AddURI (which is called when a page is // visited) and AddVisit (which creates the DB entries) to figure out what // we should add and what are the detailed parameters that should be used // (like referring visit ID and typed/bookmarked state). // // This function walks up the referring chain and recursively calls itself, // each time calling InternalAdd to create a new history entry. (When we // get notified of redirects, we don't actually add any history entries, just // save them in mRecentRedirects. This function will add all of them for a // given destination page when that page is actually visited.) // See GetRedirectFor for more information about how redirects work. // // aRedirectBookmark should be empty when this function is first called. If // there are any redirects that are bookmarks the specs will be placed in // this buffer. The caller can then determine if any bookmarked items were // visited so it knows whether to update the bookmark service's redirect // hashtable. nsresult nsNavHistory::AddVisitChain(nsIURI* aURI, PRTime aTime, PRBool aToplevel, PRBool aIsRedirect, nsIURI* aReferrerURI, PRInt64* aVisitID, PRInt64* aSessionID, PRInt64* aRedirectBookmark) { PRUint32 transitionType = 0; PRInt64 referringVisit = 0; PRTime visitTime = 0; nsCOMPtr fromVisitURI = aReferrerURI; nsCAutoString spec; nsresult rv = aURI->GetSpec(spec); NS_ENSURE_SUCCESS(rv, rv); nsCAutoString redirectSource; if (GetRedirectFor(spec, redirectSource, &visitTime, &transitionType)) { // this was a redirect: See GetRedirectFor for info on how this works nsCOMPtr redirectURI; rv = NS_NewURI(getter_AddRefs(redirectURI), redirectSource); NS_ENSURE_SUCCESS(rv, rv); // remember if any redirect sources were bookmarked nsNavBookmarks *bookmarkService = nsNavBookmarks::GetBookmarksService(); PRBool isBookmarked; if (bookmarkService && NS_SUCCEEDED(bookmarkService->IsBookmarked(redirectURI, &isBookmarked)) && isBookmarked) { GetUrlIdFor(redirectURI, aRedirectBookmark, PR_FALSE); } // Find the visit for the source. Note that we decrease the time counter, // which will ensure that the referrer and this page will appear in history // in the correct order. Since the times are in microseconds, it should not // normally be possible to get two pages within one microsecond of each // other so the referrer won't appear before a previous page viewed. rv = AddVisitChain(redirectURI, aTime - 1, aToplevel, PR_TRUE, aReferrerURI, &referringVisit, aSessionID, aRedirectBookmark); NS_ENSURE_SUCCESS(rv, rv); // for redirects in frames, we don't want to see those items in history // see bug #381453 for more details if (!aToplevel) { transitionType = nsINavHistoryService::TRANSITION_EMBED; } // We have been redirected, if the previous site was not a redirect // update the referrer so we can walk up the redirect chain. // See bug 411966 and Bug 428690 for details. fromVisitURI = redirectURI; } else if (aReferrerURI) { // We do not want to add a new visit if the referring site is the same as // the new site. This is the situation where a page refreshes itself to // give the user updated information. PRBool referrerIsSame; if (NS_SUCCEEDED(aURI->Equals(aReferrerURI, &referrerIsSame)) && referrerIsSame) return NS_OK; // If there is a referrer, we know you came from somewhere, either manually // or automatically. For toplevel windows, assume its manual and you want // to see this in history. For other things, it's some kind of embedded // navigation. This is true of images and other content the user doesn't // want to see in their history, but also of embedded frames that the user // navigated manually and probably DOES want to see in history. // Unfortunately, there isn't any easy way to distinguish these. // // Generally, it boils down to the problem of detecting whether a frame // content change is the result of a user action, which isn't well defined // since script could change a frame's source as a result of user request, // or just because it feels like loading a new ad. The "back" button will // undo either of these actions. if (aToplevel) transitionType = nsINavHistoryService::TRANSITION_LINK; else transitionType = nsINavHistoryService::TRANSITION_EMBED; // Note that here we should NOT use the GetNow function. That function // caches the value of "now" until next time the event loop runs. This // gives better performance, but here we may get many notifications without // running the event loop. We must preserve these events' ordering. This // most commonly happens on redirects. visitTime = PR_Now(); // Try to turn the referrer into a visit. // This also populates the session id. if (!FindLastVisit(aReferrerURI, &referringVisit, aSessionID)) { // we couldn't find a visit for the referrer, don't set it *aSessionID = GetNewSessionID(); } } else { // When there is no referrer, we know the user must have gotten the link // from somewhere, so check our sources to see if it was recently typed or // has a bookmark selected. We don't handle drag-and-drop operations. // note: the link may have also come from a new window (set to load a homepage) // or on start up (if we've set to load the home page or restore tabs) // we treat these as TRANSITION_LINK (if they are top level) or // TRANSITION_EMBED (if not top level). We don't want to to add visits to // history without a transition type. if (CheckIsRecentEvent(&mRecentTyped, spec)) transitionType = nsINavHistoryService::TRANSITION_TYPED; else if (CheckIsRecentEvent(&mRecentBookmark, spec)) transitionType = nsINavHistoryService::TRANSITION_BOOKMARK; else if (aToplevel) transitionType = nsINavHistoryService::TRANSITION_LINK; else transitionType = nsINavHistoryService::TRANSITION_EMBED; visitTime = PR_Now(); *aSessionID = GetNewSessionID(); } // this call will create the visit and create/update the page entry return AddVisit(aURI, visitTime, fromVisitURI, transitionType, aIsRedirect, *aSessionID, aVisitID); } // nsNavHistory::IsVisited // // Note that this ignores the "hidden" flag. This function just checks if the // given page is in the DB for link coloring. The "hidden" flag affects // the history list view and autocomplete. NS_IMETHODIMP nsNavHistory::IsVisited(nsIURI *aURI, PRBool *_retval) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); NS_ENSURE_ARG_POINTER(_retval); // if history is disabled, we can optimize if (IsHistoryDisabled()) { *_retval = PR_FALSE; return NS_OK; } nsCAutoString utf8URISpec; nsresult rv = aURI->GetSpec(utf8URISpec); NS_ENSURE_SUCCESS(rv, rv); *_retval = IsURIStringVisited(utf8URISpec); return NS_OK; } // nsNavHistory::SetPageTitle // // This sets the page title. // // Note that we do not allow empty real titles and will silently ignore such // requests. When a URL is added we give it a default title based on the // URL. Most pages provide a title and it gets replaced to something better. // Some pages don't: some say , and some don't have any title // element. In BOTH cases, we get SetPageTitle(URI, ""), but in both cases, // our default title is more useful to the user than "(no title)". NS_IMETHODIMP nsNavHistory::SetPageTitle(nsIURI* aURI, const nsAString& aTitle) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); // Don't update the page title inside the private browsing mode. if (InPrivateBrowsingMode()) return NS_OK; // if aTitle is empty we want to clear the previous title. // We don't want to set it to an empty string, but to a NULL value, // so we use SetIsVoid and SetPageTitleInternal will take care of that #ifdef LAZY_ADD LazyMessage message; nsresult rv = message.Init(LazyMessage::Type_Title, aURI); NS_ENSURE_SUCCESS(rv, rv); message.title = aTitle; if (aTitle.IsEmpty()) message.title.SetIsVoid(PR_TRUE); return AddLazyMessage(message); #else if (aTitle.IsEmpty()) { nsString voidString; voidString.SetIsVoid(PR_TRUE); return SetPageTitleInternal(aURI, voidString); } return SetPageTitleInternal(aURI, aTitle); #endif } NS_IMETHODIMP nsNavHistory::GetPageTitle(nsIURI* aURI, nsAString& aTitle) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); aTitle.Truncate(0); mozStorageStatementScoper scope(mDBGetURLPageInfo); nsresult rv = BindStatementURI(mDBGetURLPageInfo, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResults = PR_FALSE; rv = mDBGetURLPageInfo->ExecuteStep(&hasResults); NS_ENSURE_SUCCESS(rv, rv); if (!hasResults) { aTitle.SetIsVoid(PR_TRUE); return NS_OK; // Not found, return a void string. } rv = mDBGetURLPageInfo->GetString(nsNavHistory::kGetInfoIndex_Title, aTitle); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsNavHistory::GetURIGeckoFlags // // FIXME: should we try to use annotations for this stuff? NS_IMETHODIMP nsNavHistory::GetURIGeckoFlags(nsIURI* aURI, PRUint32* aResult) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); NS_ENSURE_ARG_POINTER(aResult); return NS_ERROR_NOT_IMPLEMENTED; } // nsNavHistory::SetURIGeckoFlags // // FIXME: should we try to use annotations for this stuff? NS_IMETHODIMP nsNavHistory::SetURIGeckoFlags(nsIURI* aURI, PRUint32 aFlags) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aURI); return NS_ERROR_NOT_IMPLEMENTED; } // nsIGlobalHistory3 *********************************************************** // nsNavHistory::AddDocumentRedirect // // This adds a redirect mapping from the destination of the redirect to the // source, time, and type. This mapping is used by GetRedirectFor when we // get a page added to reconstruct the redirects that happened when a page // is visited. See GetRedirectFor for more information // this is the expiration callback function that deletes stale entries PLDHashOperator nsNavHistory::ExpireNonrecentRedirects( nsCStringHashKey::KeyType aKey, RedirectInfo& aData, void* aUserArg) { PRInt64* threshold = reinterpret_cast(aUserArg); if (aData.mTimeCreated < *threshold) return PL_DHASH_REMOVE; return PL_DHASH_NEXT; } NS_IMETHODIMP nsNavHistory::AddDocumentRedirect(nsIChannel *aOldChannel, nsIChannel *aNewChannel, PRInt32 aFlags, PRBool aTopLevel) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aOldChannel); NS_ENSURE_ARG(aNewChannel); // ignore internal redirects if (aFlags & nsIChannelEventSink::REDIRECT_INTERNAL) return NS_OK; nsresult rv; nsCOMPtr oldURI, newURI; rv = aOldChannel->GetURI(getter_AddRefs(oldURI)); NS_ENSURE_SUCCESS(rv, rv); rv = aNewChannel->GetURI(getter_AddRefs(newURI)); NS_ENSURE_SUCCESS(rv, rv); nsCString oldSpec, newSpec; rv = oldURI->GetSpec(oldSpec); NS_ENSURE_SUCCESS(rv, rv); rv = newURI->GetSpec(newSpec); NS_ENSURE_SUCCESS(rv, rv); if (mRecentRedirects.Count() > RECENT_EVENT_QUEUE_MAX_LENGTH) { // expire out-of-date ones PRInt64 threshold = PR_Now() - RECENT_EVENT_THRESHOLD; mRecentRedirects.Enumerate(ExpireNonrecentRedirects, reinterpret_cast(&threshold)); } RedirectInfo info; // remove any old entries for this redirect destination if (mRecentRedirects.Get(newSpec, &info)) mRecentRedirects.Remove(newSpec); // save the new redirect info info.mSourceURI = oldSpec; info.mTimeCreated = PR_Now(); if (aFlags & nsIChannelEventSink::REDIRECT_TEMPORARY) info.mType = TRANSITION_REDIRECT_TEMPORARY; else info.mType = TRANSITION_REDIRECT_PERMANENT; mRecentRedirects.Put(newSpec, info); return NS_OK; } // nsIDownloadHistory ********************************************************** NS_IMETHODIMP nsNavHistory::AddDownload(nsIURI* aSource, nsIURI* aReferrer, PRTime aStartTime) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aSource); // don't add when history is disabled and silently fail if (IsHistoryDisabled()) return NS_OK; PRInt64 visitID; return AddVisit(aSource, aStartTime, aReferrer, TRANSITION_DOWNLOAD, PR_FALSE, 0, &visitID); } // nsPIPlacesDatabase ********************************************************** NS_IMETHODIMP nsNavHistory::GetDBConnection(mozIStorageConnection **_DBConnection) { NS_ENSURE_ARG_POINTER(_DBConnection); NS_ADDREF(*_DBConnection = mDBConn); return NS_OK; } NS_HIDDEN_(nsresult) nsNavHistory::FinalizeInternalStatements() { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); // nsNavHistory nsresult rv = FinalizeStatements(); NS_ENSURE_SUCCESS(rv, rv); // nsNavBookmarks nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); rv = bookmarks->FinalizeStatements(); NS_ENSURE_SUCCESS(rv, rv); // nsAnnotationService nsAnnotationService* annosvc = nsAnnotationService::GetAnnotationService(); NS_ENSURE_TRUE(annosvc, NS_ERROR_OUT_OF_MEMORY); rv = annosvc->FinalizeStatements(); NS_ENSURE_SUCCESS(rv, rv); // nsFaviconService nsFaviconService* iconsvc = nsFaviconService::GetFaviconService(); NS_ENSURE_TRUE(iconsvc, NS_ERROR_OUT_OF_MEMORY); rv = iconsvc->FinalizeStatements(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // nsPIPlacesHistoryListenersNotifier ****************************************** NS_IMETHODIMP nsNavHistory::NotifyOnPageExpired(nsIURI *aURI, PRTime aVisitTime, PRBool aWholeEntry) { ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnPageExpired(aURI, aVisitTime, aWholeEntry)); if (aWholeEntry) { // Notify our observers that the URI has been removed. ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnDeleteURI(aURI)); } return NS_OK; } // nsIObserver ***************************************************************** NS_IMETHODIMP nsNavHistory::Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); if (strcmp(aTopic, gXpcomShutdown) == 0) { nsCOMPtr os = do_GetService("@mozilla.org/observer-service;1"); if (os) { os->RemoveObserver(this, gAutoCompleteFeedback); os->RemoveObserver(this, NS_PRIVATE_BROWSING_SWITCH_TOPIC); os->RemoveObserver(this, gIdleDaily); os->RemoveObserver(this, gXpcomShutdown); } // If xpcom-shutdown is called in the same scope as the service init, we // should Immediately serve topics we generated, this way they won't try to // access the database later. nsCOMPtr e; nsresult rv = os->EnumerateObservers(PLACES_INIT_COMPLETE_TOPIC, getter_AddRefs(e)); if (NS_SUCCEEDED(rv) && e) { nsCOMPtr observer; PRBool loop = PR_TRUE; while(NS_SUCCEEDED(e->HasMoreElements(&loop)) && loop) { e->GetNext(getter_AddRefs(observer)); rv = observer->Observe(observer, PLACES_INIT_COMPLETE_TOPIC, nsnull); } } nsCOMPtr prefService = do_GetService(NS_PREFSERVICE_CONTRACTID); if (prefService) prefService->SavePrefFile(nsnull); // Start shutdown expiration. mExpire->OnQuit(); #ifdef LAZY_ADD // Commit all pending lazy messages. CommitLazyMessages(PR_TRUE); // Kill lazy timer or it could fire later when statements won't be valid // anymore. if (mLazyTimer) { mLazyTimer->Cancel(); mLazyTimer = 0; } #endif // Finalize all statements. rv = FinalizeInternalStatements(); NS_ENSURE_SUCCESS(rv, rv); // NOTE: We don't close the connection because the sync service could still // need it for a final flush. } #ifdef MOZ_XUL else if (strcmp(aTopic, gAutoCompleteFeedback) == 0) { nsCOMPtr input = do_QueryInterface(aSubject); if (!input) return NS_OK; nsCOMPtr popup; input->GetPopup(getter_AddRefs(popup)); if (!popup) return NS_OK; nsCOMPtr controller; input->GetController(getter_AddRefs(controller)); if (!controller) return NS_OK; // Don't bother if the popup is closed PRBool open; nsresult rv = popup->GetPopupOpen(&open); NS_ENSURE_SUCCESS(rv, rv); if (!open) return NS_OK; // Ignore if nothing selected from the popup PRInt32 selectedIndex; rv = popup->GetSelectedIndex(&selectedIndex); NS_ENSURE_SUCCESS(rv, rv); if (selectedIndex == -1) return NS_OK; rv = AutoCompleteFeedback(selectedIndex, controller); NS_ENSURE_SUCCESS(rv, rv); } #endif else if (strcmp(aTopic, "nsPref:changed") == 0) { PRInt32 oldDaysMin = mExpireDaysMin; PRInt32 oldDaysMax = mExpireDaysMax; PRInt32 oldVisits = mExpireSites; LoadPrefs(PR_FALSE); if (oldDaysMin != mExpireDaysMin || oldDaysMax != mExpireDaysMax || oldVisits != mExpireSites) mExpire->OnExpirationChanged(); } else if (strcmp(aTopic, gIdleDaily) == 0) { // Ensure our connection is still alive. The idle-daily observer is removed // on xpcom-shutdown, but we could have closed the connection earlier due // to errors or during normal shutdown process. NS_ENSURE_TRUE(mDBConn, NS_OK); (void)DecayFrecency(); (void)VacuumDatabase(); } else if (strcmp(aTopic, NS_PRIVATE_BROWSING_SWITCH_TOPIC) == 0) { if (NS_LITERAL_STRING(NS_PRIVATE_BROWSING_ENTER).Equals(aData)) { #ifdef LAZY_ADD // Commit all lazy messages in order to protect against edge cases where a // lazy message which is not allowed in private browsing mode has been // added before entering the private browsing mode, and is going to be // scheduled to be processed after entering the private browsing mode. CommitLazyMessages(); #endif mInPrivateBrowsing = PR_TRUE; } else if (NS_LITERAL_STRING(NS_PRIVATE_BROWSING_LEAVE).Equals(aData)) { #ifdef LAZY_ADD // Commit all lazy messages in order to protect against edge cases where a // lazy message which should be processed in private browsing mode has been // added before leaving the private browsing mode, and is going to be // scheduled to be processed after leaving the private browsing mode. CommitLazyMessages(); #endif mInPrivateBrowsing = PR_FALSE; } } else if (strcmp(aTopic, PLACES_INIT_COMPLETE_TOPIC) == 0) { nsCOMPtr os = do_GetService("@mozilla.org/observer-service;1"); NS_ENSURE_TRUE(os, NS_ERROR_FAILURE); (void)os->RemoveObserver(this, PLACES_INIT_COMPLETE_TOPIC); // This code is only called if we've either imported or done a migration // from a pre-frecency build, so we will calculate all their frecencies. (void)FixInvalidFrecencies(); } return NS_OK; } NS_HIDDEN_(nsresult) nsNavHistory::VacuumDatabase() { // SQLite cannot give us a real value for fragmentation percentage, // we could analyze the database file page by page, and count fragmented // space, but that would be slow and not maintainable across different SQLite // versions. // For this reason we just take a guess using the freelist count. // This way we know how much pages are unused, but we don't know anything // about fragmentation. // This ratio is used in conjunction with a time pref to avoid vacuuming too // often or too rarely. PRInt32 lastVacuumPref; PRInt64 lastVacuumTime = 0; nsCOMPtr prefSvc = do_GetService("@mozilla.org/preferences-service;1"); NS_ENSURE_TRUE(prefSvc, NS_ERROR_OUT_OF_MEMORY); if (NS_SUCCEEDED(prefSvc->GetIntPref(PREF_LAST_VACUUM, &lastVacuumPref))) { // Value are seconds till epoch, convert it to microseconds. lastVacuumTime = (PRInt64)lastVacuumPref * PR_USEC_PER_SEC; } nsresult rv; float freePagesRatio = 0; if (!lastVacuumTime || (lastVacuumTime < (PR_Now() - MIN_TIME_BEFORE_VACUUM) && lastVacuumTime > (PR_Now() - MAX_TIME_BEFORE_VACUUM))) { // This is the first vacuum, or we are in the timeframe where vacuum could // happen. Calculate the vacuum ratio and vacuum if it is less then // threshold. nsCOMPtr statement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING("PRAGMA page_count"), getter_AddRefs(statement)); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResult = PR_FALSE; rv = statement->ExecuteStep(&hasResult); NS_ENSURE_SUCCESS(rv, rv); NS_ENSURE_TRUE(hasResult, NS_ERROR_FAILURE); PRInt32 pageCount = statement->AsInt32(0); rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING("PRAGMA freelist_count"), getter_AddRefs(statement)); NS_ENSURE_SUCCESS(rv, rv); hasResult = PR_FALSE; rv = statement->ExecuteStep(&hasResult); NS_ENSURE_SUCCESS(rv, rv); NS_ENSURE_TRUE(hasResult, NS_ERROR_FAILURE); PRInt32 freelistCount = statement->AsInt32(0); freePagesRatio = (float)(freelistCount / pageCount); } if (freePagesRatio > VACUUM_FREEPAGES_THRESHOLD || lastVacuumTime < (PR_Now() - MAX_TIME_BEFORE_VACUUM)) { // We vacuum in 2 cases: // - We are in the valid vacuum timeframe and vacuum ratio is high. // - Last vacuum has been executed a lot of time ago. // Notify we are about to vacuum. This is mostly for testability. nsCOMPtr observerService = do_GetService("@mozilla.org/observer-service;1", &rv); NS_ENSURE_SUCCESS(rv, rv); rv = observerService->NotifyObservers(nsnull, PLACES_VACUUM_STARTING_TOPIC, nsnull); NS_ENSURE_SUCCESS(rv, rv); // Actually vacuuming a database is a slow operation, since it could take // seconds. Part of the time is spent in updating the journal file on disk // and this is particularly bad on devices with slow I/O. Temporary // moving the journal to memory could increase a bit the possibility of // corruption if we crash during this time, but makes the process really // faster. nsCOMPtr journalToMemory; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "PRAGMA journal_mode = MEMORY"), getter_AddRefs(journalToMemory)); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr vacuum; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING("VACUUM"), getter_AddRefs(vacuum)); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr journalToDefault; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "PRAGMA journal_mode = " DEFAULT_JOURNAL_MODE), getter_AddRefs(journalToDefault)); NS_ENSURE_SUCCESS(rv, rv); mozIStorageStatement *stmts[] = { journalToMemory, vacuum, journalToDefault }; nsCOMPtr ps; rv = mDBConn->ExecuteAsync(stmts, NS_ARRAY_LENGTH(stmts), nsnull, getter_AddRefs(ps)); NS_ENSURE_SUCCESS(rv, rv); rv = prefSvc->SetIntPref(PREF_LAST_VACUUM, (PRInt32)(PR_Now() / PR_USEC_PER_SEC)); NS_ENSURE_SUCCESS(rv, rv); } return NS_OK; } NS_HIDDEN_(nsresult) nsNavHistory::DecayFrecency() { // Update frecency values. nsresult rv = FixInvalidFrecencies(); NS_ENSURE_SUCCESS(rv, rv); // Globally decay places frecency rankings to estimate reduced frecency // values of pages that haven't been visited for a while, i.e., they do // not get an updated frecency. We directly modify moz_places to avoid // bringing the whole database into places_temp through places_view. A // scaling factor of .975 results in .5 the original value after 28 days. nsCOMPtr decayFrecency; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places SET frecency = ROUND(frecency * .975) " "WHERE frecency > 0"), getter_AddRefs(decayFrecency)); NS_ENSURE_SUCCESS(rv, rv); // Decay potentially unused adaptive entries (e.g. those that are at 1) // to allow better chances for new entries that will start at 1. nsCOMPtr decayAdaptive; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_inputhistory SET use_count = use_count * .975"), getter_AddRefs(decayAdaptive)); NS_ENSURE_SUCCESS(rv, rv); // Delete any adaptive entries that won't help in ordering anymore. nsCOMPtr deleteAdaptive; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "DELETE FROM moz_inputhistory WHERE use_count < .01"), getter_AddRefs(deleteAdaptive)); NS_ENSURE_SUCCESS(rv, rv); mozIStorageStatement *stmts[] = { decayFrecency, decayAdaptive, deleteAdaptive }; nsCOMPtr ps; rv = mDBConn->ExecuteAsync(stmts, NS_ARRAY_LENGTH(stmts), nsnull, getter_AddRefs(ps)); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // Lazy stuff ****************************************************************** #ifdef LAZY_ADD // nsNavHistory::AddLazyLoadFaviconMessage nsresult nsNavHistory::AddLazyLoadFaviconMessage(nsIURI* aPage, nsIURI* aFavicon, PRBool aForceReload) { LazyMessage message; nsresult rv = message.Init(LazyMessage::Type_Favicon, aPage); NS_ENSURE_SUCCESS(rv, rv); rv = aFavicon->Clone(getter_AddRefs(message.favicon)); NS_ENSURE_SUCCESS(rv, rv); message.alwaysLoadFavicon = aForceReload; return AddLazyMessage(message); } // nsNavHistory::StartLazyTimer // // This schedules flushing of the lazy message queue for the future. // // If we already have timer set, we canel it and schedule a new timer in // the future. This saves you from having to wait if you open a bunch of // pages in a row. However, we don't want to defer too long, so we'll only // push it back MAX_LAZY_TIMER_DEFERMENTS times. After that we always // let the timer go the next time. nsresult nsNavHistory::StartLazyTimer() { if (! mLazyTimer) { mLazyTimer = do_CreateInstance("@mozilla.org/timer;1"); if (! mLazyTimer) return NS_ERROR_OUT_OF_MEMORY; } else { if (mLazyTimerSet) { if (mLazyTimerDeferments >= MAX_LAZY_TIMER_DEFERMENTS) { // already set and we don't want to push it back any later, use that one return NS_OK; } else { // push back the active timer mLazyTimer->Cancel(); mLazyTimerDeferments ++; } } } nsresult rv = mLazyTimer->InitWithFuncCallback(LazyTimerCallback, this, LAZY_MESSAGE_TIMEOUT, nsITimer::TYPE_ONE_SHOT); NS_ENSURE_SUCCESS(rv, rv); mLazyTimerSet = PR_TRUE; return NS_OK; } // nsNavHistory::AddLazyMessage nsresult nsNavHistory::AddLazyMessage(const LazyMessage& aMessage) { if (! mLazyMessages.AppendElement(aMessage)) return NS_ERROR_OUT_OF_MEMORY; return StartLazyTimer(); } // nsNavHistory::LazyTimerCallback void // static nsNavHistory::LazyTimerCallback(nsITimer* aTimer, void* aClosure) { nsNavHistory* that = static_cast(aClosure); that->mLazyTimerSet = PR_FALSE; that->mLazyTimerDeferments = 0; that->CommitLazyMessages(); } // nsNavHistory::CommitLazyMessages NS_HIDDEN_(void) nsNavHistory::CommitLazyMessages(PRBool aIsShutdown) { mozStorageTransaction transaction(mDBConn, PR_TRUE); for (PRUint32 i = 0; i < mLazyMessages.Length(); i ++) { LazyMessage& message = mLazyMessages[i]; switch (message.type) { case LazyMessage::Type_AddURI: AddURIInternal(message.uri, message.time, message.isRedirect, message.isToplevel, message.referrer); break; case LazyMessage::Type_Title: SetPageTitleInternal(message.uri, message.title); break; case LazyMessage::Type_Favicon: { // Favicons cannot use async channels after xpcom-shutdown. if (aIsShutdown) continue; nsFaviconService* faviconService = nsFaviconService::GetFaviconService(); if (faviconService) { faviconService->DoSetAndLoadFaviconForPage(message.uri, message.favicon, message.alwaysLoadFavicon); } break; } default: NS_NOTREACHED("Invalid lazy message type"); } } mLazyMessages.Clear(); } #endif // LAZY_ADD // Query stuff ***************************************************************** // Helper class for QueryToSelectClause // // This class helps to build part of the WHERE clause. It supports // multiple queries by appending the query index to the parameter name. // For the query with index 0 the parameter name is not altered what // allows using this parameter in other situations (see SelectAsSite). class ConditionBuilder { public: ConditionBuilder(PRInt32 aQueryIndex): mQueryIndex(aQueryIndex) { } ConditionBuilder& Condition(const char* aStr) { if (!mClause.IsEmpty()) mClause.AppendLiteral(" AND "); Str(aStr); return *this; } ConditionBuilder& Str(const char* aStr) { mClause.Append(' '); mClause.Append(aStr); mClause.Append(' '); return *this; } ConditionBuilder& Param(const char* aParam) { mClause.Append(' '); if (!mQueryIndex) mClause.Append(aParam); else mClause += nsPrintfCString("%s%d", aParam, mQueryIndex); mClause.Append(' '); return *this; } void GetClauseString(nsCString& aResult) { aResult = mClause; } private: PRInt32 mQueryIndex; nsCString mClause; }; // nsNavHistory::QueryToSelectClause // // THE BEHAVIOR SHOULD BE IN SYNC WITH BindQueryClauseParameters // // I don't check return values from the query object getters because there's // no way for those to fail. nsresult nsNavHistory::QueryToSelectClause(nsNavHistoryQuery* aQuery, // const nsNavHistoryQueryOptions* aOptions, PRInt32 aQueryIndex, nsCString* aClause) { PRBool hasIt; ConditionBuilder clause(aQueryIndex); // begin time if (NS_SUCCEEDED(aQuery->GetHasBeginTime(&hasIt)) && hasIt) clause.Condition("v.visit_date >=").Param(":begin_time"); // end time if (NS_SUCCEEDED(aQuery->GetHasEndTime(&hasIt)) && hasIt) clause.Condition("v.visit_date <=").Param(":end_time"); // search terms FIXME // min and max visit count if (aQuery->MinVisits() >= 0) clause.Condition("h.visit_count >=").Param(":min_visits"); if (aQuery->MaxVisits() >= 0) clause.Condition("h.visit_count <=").Param(":max_visits"); // only bookmarked, has no affect on bookmarks-only queries if (aOptions->QueryType() != nsINavHistoryQueryOptions::QUERY_TYPE_BOOKMARKS && aQuery->OnlyBookmarked()) clause.Condition("EXISTS (SELECT b.fk FROM moz_bookmarks b WHERE b.type = ") .Str(nsPrintfCString("%d", nsNavBookmarks::TYPE_BOOKMARK).get()) .Str("AND b.fk = h.id)"); // domain if (NS_SUCCEEDED(aQuery->GetHasDomain(&hasIt)) && hasIt) { PRBool domainIsHost = PR_FALSE; aQuery->GetDomainIsHost(&domainIsHost); if (domainIsHost) clause.Condition("h.rev_host =").Param(":domain_lower"); else // see domain setting in BindQueryClauseParameters for why we do this clause.Condition("h.rev_host >=").Param(":domain_lower") .Condition("h.rev_host <").Param(":domain_upper"); } // URI if (NS_SUCCEEDED(aQuery->GetHasUri(&hasIt)) && hasIt) { if (aQuery->UriIsPrefix()) { clause.Condition("h.url >= ").Param(":uri") .Condition("h.url <= ").Param(":uri_upper"); } else clause.Condition("h.url =").Param(":uri"); } // annotation aQuery->GetHasAnnotation(&hasIt); if (hasIt) { clause.Condition(""); if (aQuery->AnnotationIsNot()) clause.Str("NOT"); clause.Str( "EXISTS " "(SELECT h.id " "FROM moz_annos anno " "JOIN moz_anno_attributes annoname " "ON anno.anno_attribute_id = annoname.id " "WHERE anno.place_id = h.id " "AND annoname.name = ").Param(":anno").Str(")"); // annotation-based queries don't get the common conditions, so you get // all URLs with that annotation } // tags const nsTArray &tags = aQuery->Tags(); if (tags.Length() > 0) { clause.Condition("h.id"); if (aQuery->TagsAreNot()) clause.Str("NOT"); clause.Str( "IN " "(SELECT bms.fk " "FROM moz_bookmarks bms " "JOIN moz_bookmarks tags ON bms.parent = tags.id " "WHERE tags.parent ="). Param(":tags_folder"). Str("AND tags.title IN ("); for (PRUint32 i = 0; i < tags.Length(); ++i) { nsPrintfCString param(":tag%d_", i); clause.Param(param.get()); if (i < tags.Length() - 1) clause.Str(","); } clause.Str(")"); if (!aQuery->TagsAreNot()) clause.Str("GROUP BY bms.fk HAVING count(*) >=").Param(":tag_count"); clause.Str(")"); } // parent parameter is used in tag contents queries. // Only one folder should be defined for them. if (aOptions->ResultType() == nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS && aQuery->Folders().Length() == 1) { clause.Condition("b.parent =").Param(":parent"); } clause.GetClauseString(*aClause); return NS_OK; } // Helper class for BindQueryClauseParameters // // This class converts parameter names to parameter indexes. It supports // multiple queries by appending the query index to the parameter name. // For the query with index 0 the parameter name is not altered what // allows using this parameter in other situations (see SelectAsSite). class IndexGetter { public: IndexGetter(PRInt32 aQueryIndex, mozIStorageStatement* aStatement) : mQueryIndex(aQueryIndex), mStatement(aStatement) { mResult = NS_OK; } PRUint32 For(const char* aName) { PRUint32 index; // Do not execute if we already had an error if (NS_SUCCEEDED(mResult)) { if (!mQueryIndex) mResult = mStatement->GetParameterIndex(nsCAutoString(aName), &index); else mResult = mStatement->GetParameterIndex( nsPrintfCString("%s%d", aName, mQueryIndex), &index); } if (NS_SUCCEEDED(mResult)) return index; return -1; // Invalid index } nsresult Result() { return mResult; } private: PRInt32 mQueryIndex; mozIStorageStatement* mStatement; nsresult mResult; }; // nsNavHistory::BindQueryClauseParameters // // THE BEHAVIOR SHOULD BE IN SYNC WITH QueryToSelectClause nsresult nsNavHistory::BindQueryClauseParameters(mozIStorageStatement* statement, PRInt32 aQueryIndex, nsNavHistoryQuery* aQuery, // const nsNavHistoryQueryOptions* aOptions) { nsresult rv; PRBool hasIt; IndexGetter index(aQueryIndex, statement); // begin time if (NS_SUCCEEDED(aQuery->GetHasBeginTime(&hasIt)) && hasIt) { PRTime time = NormalizeTime(aQuery->BeginTimeReference(), aQuery->BeginTime()); rv = statement->BindInt64Parameter(index.For("begin_time"), time); NS_ENSURE_SUCCESS(rv, rv); } // end time if (NS_SUCCEEDED(aQuery->GetHasEndTime(&hasIt)) && hasIt) { PRTime time = NormalizeTime(aQuery->EndTimeReference(), aQuery->EndTime()); rv = statement->BindInt64Parameter(index.For("end_time"), time); NS_ENSURE_SUCCESS(rv, rv); } // search terms FIXME // min and max visit count PRInt32 visits = aQuery->MinVisits(); if (visits >= 0) { rv = statement->BindInt32Parameter(index.For("min_visits"), visits); NS_ENSURE_SUCCESS(rv, rv); } visits = aQuery->MaxVisits(); if (visits >= 0) { rv = statement->BindInt32Parameter(index.For("max_visits"), visits); NS_ENSURE_SUCCESS(rv, rv); } // domain (see GetReversedHostname for more info on reversed host names) if (NS_SUCCEEDED(aQuery->GetHasDomain(&hasIt)) && hasIt) { nsString revDomain; GetReversedHostname(NS_ConvertUTF8toUTF16(aQuery->Domain()), revDomain); if (aQuery->DomainIsHost()) { rv = statement->BindStringParameter(index.For("domain_lower"), revDomain); NS_ENSURE_SUCCESS(rv, rv); } else { // for "mozilla.org" do query >= "gro.allizom." AND < "gro.allizom/" // which will get everything starting with "gro.allizom." while using the // index (using SUBSTRING() causes indexes to be discarded). NS_ASSERTION(revDomain[revDomain.Length() - 1] == '.', "Invalid rev. host"); rv = statement->BindStringParameter(index.For("domain_lower"), revDomain); NS_ENSURE_SUCCESS(rv, rv); revDomain.Truncate(revDomain.Length() - 1); revDomain.Append(PRUnichar('/')); rv = statement->BindStringParameter(index.For("domain_upper"), revDomain); NS_ENSURE_SUCCESS(rv, rv); } } // URI if (aQuery->Uri()) { BindStatementURI(statement, index.For("uri"), aQuery->Uri()); if (aQuery->UriIsPrefix()) { nsCAutoString uriString; aQuery->Uri()->GetSpec(uriString); uriString.Append(char(0x7F)); // MAX_UTF8 rv = statement->BindUTF8StringParameter(index.For("uri_upper"), StringHead(uriString, HISTORY_URI_LENGTH_MAX)); NS_ENSURE_SUCCESS(rv, rv); } } // annotation if (!aQuery->Annotation().IsEmpty()) { rv = statement->BindUTF8StringParameter(index.For("anno"), aQuery->Annotation()); NS_ENSURE_SUCCESS(rv, rv); } // tags const nsTArray &tags = aQuery->Tags(); if (tags.Length() > 0) { for (PRUint32 i = 0; i < tags.Length(); ++i) { nsPrintfCString param("tag%d_", i); NS_ConvertUTF16toUTF8 tag(tags[i]); rv = statement->BindUTF8StringParameter(index.For(param.get()), tag); NS_ENSURE_SUCCESS(rv, rv); } PRInt64 tagsFolder = GetTagsFolder(); rv = statement->BindInt64Parameter(index.For("tags_folder"), tagsFolder); NS_ENSURE_SUCCESS(rv, rv); if (!aQuery->TagsAreNot()) { rv = statement->BindInt32Parameter(index.For("tag_count"), tags.Length()); NS_ENSURE_SUCCESS(rv, rv); } } // parent parameter if (aOptions->ResultType() == nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS && aQuery->Folders().Length() == 1) { rv = statement->BindInt64Parameter(index.For("parent"), aQuery->Folders()[0]); NS_ENSURE_SUCCESS(rv, rv); } NS_ENSURE_SUCCESS(index.Result(), index.Result()); return NS_OK; } // nsNavHistory::ResultsAsList // nsresult nsNavHistory::ResultsAsList(mozIStorageStatement* statement, nsNavHistoryQueryOptions* aOptions, nsCOMArray* aResults) { nsresult rv; nsCOMPtr row = do_QueryInterface(statement, &rv); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(statement->ExecuteStep(&hasMore)) && hasMore) { nsRefPtr result; rv = RowToResult(row, aOptions, getter_AddRefs(result)); NS_ENSURE_SUCCESS(rv, rv); aResults->AppendObject(result); } return NS_OK; } static PRInt64 GetAgeInDays(PRTime aNormalizedNow, PRTime aDate) { PRTime dateMidnight = NormalizeTimeRelativeToday(aDate); // if the visit time is in the future // treat as "today" see bug #385867 if (dateMidnight > aNormalizedNow) return 0; else return ((aNormalizedNow - dateMidnight) / USECS_PER_DAY); } const PRInt64 UNDEFINED_URN_VALUE = -1; // Create a urn (like // urn:places-persist:place:group=0&group=1&sort=1&type=1,,%28local%20files%29) // to be used to persist the open state of this container in localstore.rdf nsresult CreatePlacesPersistURN(nsNavHistoryQueryResultNode *aResultNode, PRInt64 aValue, const nsCString& aTitle, nsCString& aURN) { nsCAutoString uri; nsresult rv = aResultNode->GetUri(uri); NS_ENSURE_SUCCESS(rv, rv); aURN.Assign(NS_LITERAL_CSTRING("urn:places-persist:")); aURN.Append(uri); aURN.Append(NS_LITERAL_CSTRING(",")); if (aValue != UNDEFINED_URN_VALUE) aURN.AppendInt(aValue); aURN.Append(NS_LITERAL_CSTRING(",")); if (!aTitle.IsEmpty()) { nsCAutoString escapedTitle; PRBool success = NS_Escape(aTitle, escapedTitle, url_XAlphas); NS_ENSURE_TRUE(success, NS_ERROR_OUT_OF_MEMORY); aURN.Append(escapedTitle); } return NS_OK; } PRInt64 nsNavHistory::GetTagsFolder() { // cache our tags folder // note, we can't do this in nsNavHistory::Init(), // as getting the bookmarks service would initialize it. if (mTagsFolder == -1) { nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, -1); nsresult rv = bookmarks->GetTagsFolder(&mTagsFolder); NS_ENSURE_SUCCESS(rv, -1); } return mTagsFolder; } // nsNavHistory::FilterResultSet // // This does some post-query-execution filtering: // - searching on title & url // - parent folder (recursively) // - excludeQueries // - tags // - limit count // - excludingLivemarkItems // // Note: changes to filtering in FilterResultSet() // may require changes to NeedToFilterResultSet() nsresult nsNavHistory::FilterResultSet(nsNavHistoryQueryResultNode* aQueryNode, const nsCOMArray& aSet, nsCOMArray* aFiltered, const nsCOMArray& aQueries, nsNavHistoryQueryOptions *aOptions) { nsresult rv; // get the bookmarks service nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); // parse the search terms nsTArray*> terms; ParseSearchTermsFromQueries(aQueries, &terms); // The includeFolders array for each query is initialized with its // query's folders array. We add sub-folders as we check items. nsTArray< nsTArray* > includeFolders; nsTArray< nsTArray* > excludeFolders; for (PRInt32 queryIndex = 0; queryIndex < aQueries.Count(); queryIndex++) { includeFolders.AppendElement(new nsTArray(aQueries[queryIndex]->Folders())); excludeFolders.AppendElement(new nsTArray()); } // Filter against query options. // XXX Only excludeQueries and excludeItemIfParentHasAnnotation are supported // at the moment. PRBool excludeQueries = PR_FALSE; if (aQueryNode) { rv = aQueryNode->mOptions->GetExcludeQueries(&excludeQueries); NS_ENSURE_SUCCESS(rv, rv); } nsCString parentAnnotationToExclude; nsTArray parentFoldersToExclude; if (aQueryNode) { rv = aQueryNode->mOptions->GetExcludeItemIfParentHasAnnotation(parentAnnotationToExclude); NS_ENSURE_SUCCESS(rv, rv); } if (!parentAnnotationToExclude.IsEmpty()) { // Find all the folders with the annotation we are excluding and save their // item ids. When doing filtering, if item id of a result's parent // matches one of the saved item ids, the result will be excluded. mozStorageStatementScoper scope(mDBGetItemsWithAnno); rv = mDBGetItemsWithAnno->BindUTF8StringParameter(0, parentAnnotationToExclude); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(mDBGetItemsWithAnno->ExecuteStep(&hasMore)) && hasMore) { PRInt64 folderId = 0; rv = mDBGetItemsWithAnno->GetInt64(0, &folderId); NS_ENSURE_SUCCESS(rv, rv); parentFoldersToExclude.AppendElement(folderId); } } PRUint16 resultType = aOptions->ResultType(); for (PRInt32 nodeIndex = 0; nodeIndex < aSet.Count(); nodeIndex++) { // exclude-queries is implicit when searching, we're only looking at // plan URI nodes if (!aSet[nodeIndex]->IsURI()) continue; // RESULTS_AS_TAG_CONTENTS returns a set ordered by place_id and // lastModified. So, to remove duplicates, we can retain the first result // for each uri. if (resultType == nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS && nodeIndex > 0 && aSet[nodeIndex]->mURI == aSet[nodeIndex-1]->mURI) continue; PRInt64 parentId = -1; if (aSet[nodeIndex]->mItemId != -1) { if (aQueryNode && aQueryNode->mItemId == aSet[nodeIndex]->mItemId) continue; parentId = aSet[nodeIndex]->mFolderId; } // if we are excluding items by parent annotation, // exclude items who's parent is a folder with that annotation if (!parentAnnotationToExclude.IsEmpty() && parentFoldersToExclude.Contains(parentId)) continue; // Append the node only if it matches one of the queries. PRBool appendNode = PR_FALSE; for (PRInt32 queryIndex = 0; queryIndex < aQueries.Count() && !appendNode; queryIndex++) { if (terms[queryIndex]->Length()) { // Filter based on search terms. // Convert title and url for the current node to UTF16 strings. NS_ConvertUTF8toUTF16 nodeTitle(aSet[nodeIndex]->mTitle); // Unescape the URL for search terms matching. NS_ConvertUTF8toUTF16 nodeURL(NS_UnescapeURL(aSet[nodeIndex]->mURI)); // Determine if every search term matches anywhere in the title, url or // tag. PRBool matchAll = PR_TRUE; for (PRInt32 termIndex = terms[queryIndex]->Length() - 1; termIndex >= 0 && matchAll; termIndex--) { nsString& term = terms[queryIndex]->ElementAt(termIndex); // True if any of them match; false makes us quit the loop matchAll = CaseInsensitiveFindInReadable(term, nodeTitle) || CaseInsensitiveFindInReadable(term, nodeURL) || CaseInsensitiveFindInReadable(term, aSet[nodeIndex]->mTags); } // Skip the node if we don't match all terms in the title, url or tag if (!matchAll) continue; } // Filter bookmarks on parent folder. // RESULTS_AS_TAG_CONTENTS changes bookmarks' parents, so we cannot filter // this kind of result based on the parent. if (includeFolders[queryIndex]->Length() != 0 && resultType != nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS) { // Filter out the node if its parent is in the excludeFolders // cache. if (excludeFolders[queryIndex]->Contains(parentId)) continue; if (!includeFolders[queryIndex]->Contains(parentId)) { // If parent is not found in current includeFolders cache, we check // its ancestors. PRInt64 ancestor = parentId; PRBool belongs = PR_FALSE; nsTArray ancestorFolders; while (!belongs) { // Avoid using |ancestor| itself if GetFolderIdForItem failed. ancestorFolders.AppendElement(ancestor); // GetFolderIdForItems throws when called for the places-root if (NS_FAILED(bookmarks->GetFolderIdForItem(ancestor, &ancestor))) { break; } else if (excludeFolders[queryIndex]->Contains(ancestor)) { break; } else if (includeFolders[queryIndex]->Contains(ancestor)) { belongs = PR_TRUE; } } // if the parentId or any of its ancestors "belong", // include all of them. otherwise, exclude all of them. if (belongs) { includeFolders[queryIndex]->AppendElements(ancestorFolders); } else { excludeFolders[queryIndex]->AppendElements(ancestorFolders); continue; } } } // We passed all filters, so we can append the node to filtered results. appendNode = PR_TRUE; } if (appendNode) aFiltered->AppendObject(aSet[nodeIndex]); // Stop once we have reached max results. if (aOptions->MaxResults() > 0 && (PRUint32)aFiltered->Count() >= aOptions->MaxResults()) break; } // De-allocate the temporary matrixes. for (PRInt32 i = 0; i < aQueries.Count(); i++) { delete terms[i]; delete includeFolders[i]; delete excludeFolders[i]; } return NS_OK; } // nsNavHistory::CheckIsRecentEvent // // Sees if this URL happened "recently." // // It is always removed from our recent list no matter what. It only counts // as "recent" if the event happened more recently than our event // threshold ago. PRBool nsNavHistory::CheckIsRecentEvent(RecentEventHash* hashTable, const nsACString& url) { PRTime eventTime; if (hashTable->Get(url, &eventTime)) { hashTable->Remove(url); if (eventTime > GetNow() - RECENT_EVENT_THRESHOLD) return PR_TRUE; return PR_FALSE; } return PR_FALSE; } // nsNavHistory::ExpireNonrecentEvents // // This goes through our static PLDHashOperator ExpireNonrecentEventsCallback(nsCStringHashKey::KeyType aKey, PRInt64& aData, void* userArg) { PRInt64* threshold = reinterpret_cast(userArg); if (aData < *threshold) return PL_DHASH_REMOVE; return PL_DHASH_NEXT; } void nsNavHistory::ExpireNonrecentEvents(RecentEventHash* hashTable) { PRInt64 threshold = GetNow() - RECENT_EVENT_THRESHOLD; hashTable->Enumerate(ExpireNonrecentEventsCallback, reinterpret_cast(&threshold)); } // nsNavHistory::GetRedirectFor // // Given a destination URI, this finds a recent redirect that resulted in // this URI. If it finds one, it will put the redirect source info into // the out params and return true. If there is no matching redirect, it will // return false. // // @param aDestination The destination URI spec of the redirect to look for. // @param aSource Will be filled with the redirect source URI when a // redirect is found. // @param aTime Will be filled with the time the redirect happened // when a redirect is found. // @param aRedirectType Will be filled with the redirect type when a redirect // is found. Will be either // TRANSITION_REDIRECT_PERMANENT or // TRANSITION_REDIRECT_TEMPORARY // @returns True if the redirect is found. // // HOW REDIRECT TRACKING WORKS // --------------------------- // When we get an AddDocumentRedirect message, we store the redirect in // our mRecentRedirects which maps the destination URI to a source,time pair. // When we get a new URI, we see if there were any redirects to this page // in the hash table. If found, we know that the page came through the given // redirect and add it. // // Example: Page S redirects throught R1, then R2, to give page D. Page S // will have been already added to history. // - AddDocumentRedirect(R1, R2) // - AddDocumentRedirect(R2, D) // - AddURI(uri=D, referrer=S) // // When we get the AddURI(D), we see the hash table has a value for D from R2. // We have to recursively check that source since there could be more than // one redirect, as in this case. Here we see there was a redirect to R2 from // R1. The referrer for D is S, so we know S->R1->R2->D. // // Alternatively, the user could have typed or followed a bookmark from S. // In this case, with two redirects we'll get: // - MarkPageAsTyped(S) // - AddDocumentRedirect(S, R) // - AddDocumentRedirect(R, D) // - AddURI(uri=D, referrer=null) // We need to be careful to add a visit to S in this case with an incoming // transition of typed and an outgoing transition of redirect. // // Note that this can get confused in some cases where you have a page // open in more than one window loading at the same time. This should be rare, // however, and should not affect much. PRBool nsNavHistory::GetRedirectFor(const nsACString& aDestination, nsACString& aSource, PRTime* aTime, PRUint32* aRedirectType) { RedirectInfo info; if (mRecentRedirects.Get(aDestination, &info)) { mRecentRedirects.Remove(aDestination); if (info.mTimeCreated < GetNow() - RECENT_EVENT_THRESHOLD) return PR_FALSE; // too long ago, probably invalid aSource = info.mSourceURI; *aTime = info.mTimeCreated; *aRedirectType = info.mType; return PR_TRUE; } return PR_FALSE; } // nsNavHistory::RowToResult // // Here, we just have a generic row. It could be a query, URL, visit, // or full visit. nsresult nsNavHistory::RowToResult(mozIStorageValueArray* aRow, nsNavHistoryQueryOptions* aOptions, nsNavHistoryResultNode** aResult) { *aResult = nsnull; NS_ASSERTION(aRow && aOptions && aResult, "Null pointer in RowToResult"); // URL nsCAutoString url; nsresult rv = aRow->GetUTF8String(kGetInfoIndex_URL, url); NS_ENSURE_SUCCESS(rv, rv); // title nsCAutoString title; rv = aRow->GetUTF8String(kGetInfoIndex_Title, title); NS_ENSURE_SUCCESS(rv, rv); PRUint32 accessCount = aRow->AsInt32(kGetInfoIndex_VisitCount); PRTime time = aRow->AsInt64(kGetInfoIndex_VisitDate); // favicon nsCAutoString favicon; rv = aRow->GetUTF8String(kGetInfoIndex_FaviconURL, favicon); NS_ENSURE_SUCCESS(rv, rv); // itemId PRInt64 itemId = aRow->AsInt64(kGetInfoIndex_ItemId); PRInt64 parentId = -1; if (itemId == 0) { // This is not a bookmark. For non-bookmarks we use a -1 itemId value. // Notice ids in sqlite tables start from 1, so itemId cannot ever be 0. itemId = -1; } else { // This is a bookmark, so it has a parent. PRInt64 itemParentId = aRow->AsInt64(kGetInfoIndex_ItemParentId); if (itemParentId > 0) { // The Places root has parent == 0, but that item id does not really // exist. We want to set the parent only if it's a real one. parentId = itemParentId; } } if (IsQueryURI(url)) { // special case "place:" URIs: turn them into containers // We should never expose the history title for query nodes if the // bookmark-item's title is set to null (the history title may be the // query string without the place: prefix). Thus we call getItemTitle // explicitly. Doing this in the SQL query would be less performant since // it should be done for all results rather than only for queries. if (itemId != -1) { nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); rv = bookmarks->GetItemTitle(itemId, title); NS_ENSURE_SUCCESS(rv, rv); } rv = QueryRowToResult(itemId, url, title, accessCount, time, favicon, aResult); // If it's a simple folder node (i.e. a shortcut to another folder), apply // our options for it. However, if the parent type was tag query, we do not // apply them, because it would not yield any results. if (*aResult && (*aResult)->IsFolder() && aOptions->ResultType() != nsINavHistoryQueryOptions::RESULTS_AS_TAG_QUERY) (*aResult)->GetAsContainer()->mOptions = aOptions; // RESULTS_AS_TAG_QUERY has date columns if (aOptions->ResultType() == nsNavHistoryQueryOptions::RESULTS_AS_TAG_QUERY) { (*aResult)->mDateAdded = aRow->AsInt64(kGetInfoIndex_ItemDateAdded); (*aResult)->mLastModified = aRow->AsInt64(kGetInfoIndex_ItemLastModified); } return rv; } else if (aOptions->ResultType() == nsNavHistoryQueryOptions::RESULTS_AS_URI || aOptions->ResultType() == nsNavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS) { *aResult = new nsNavHistoryResultNode(url, title, accessCount, time, favicon); if (!*aResult) return NS_ERROR_OUT_OF_MEMORY; if (itemId != -1) { (*aResult)->mItemId = itemId; (*aResult)->mFolderId = parentId; (*aResult)->mDateAdded = aRow->AsInt64(kGetInfoIndex_ItemDateAdded); (*aResult)->mLastModified = aRow->AsInt64(kGetInfoIndex_ItemLastModified); } nsAutoString tags; rv = aRow->GetString(kGetInfoIndex_ItemTags, tags); NS_ENSURE_SUCCESS(rv, rv); if (!tags.IsVoid()) (*aResult)->mTags.Assign(tags); NS_ADDREF(*aResult); return NS_OK; } // now we know the result type is some kind of visit (regular or full) // session PRInt64 session = aRow->AsInt64(kGetInfoIndex_SessionId); if (aOptions->ResultType() == nsNavHistoryQueryOptions::RESULTS_AS_VISIT) { *aResult = new nsNavHistoryVisitResultNode(url, title, accessCount, time, favicon, session); if (! *aResult) return NS_ERROR_OUT_OF_MEMORY; nsAutoString tags; rv = aRow->GetString(kGetInfoIndex_ItemTags, tags); if (!tags.IsVoid()) (*aResult)->mTags.Assign(tags); NS_ADDREF(*aResult); return NS_OK; } return NS_ERROR_FAILURE; } // nsNavHistory::QueryRowToResult // // Called by RowToResult when the URI is a place: URI to generate the proper // folder or query node. nsresult nsNavHistory::QueryRowToResult(PRInt64 itemId, const nsACString& aURI, const nsACString& aTitle, PRUint32 aAccessCount, PRTime aTime, const nsACString& aFavicon, nsNavHistoryResultNode** aNode) { nsCOMArray queries; nsCOMPtr options; nsresult rv = QueryStringToQueryArray(aURI, &queries, getter_AddRefs(options)); if (NS_FAILED(rv)) { // This was a query that did not parse, what do we do? We don't want to // return failure since that will kill the whole query process. Instead // make a query node with the query as a string. This way we have a valid // node for the user to manipulate that will look like a query, but it will // never populate since the query string is invalid. *aNode = new nsNavHistoryQueryResultNode(aURI, aTitle, aFavicon); if (! *aNode) return NS_ERROR_OUT_OF_MEMORY; NS_ADDREF(*aNode); } else { PRInt64 folderId = GetSimpleBookmarksQueryFolder(queries, options); if (folderId) { // simple bookmarks folder, magically generate a bookmarks folder node nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); // this addrefs for us rv = bookmarks->ResultNodeForContainer(folderId, options, aNode); NS_ENSURE_SUCCESS(rv, rv); // this is the query item-Id, and is what is exposed by node.itemId (*aNode)->GetAsFolder()->mQueryItemId = itemId; // Use the query item title, unless it's void (in that case, // we keep the concrete folder title set) if (!aTitle.IsVoid()) (*aNode)->mTitle = aTitle; } else { // regular query *aNode = new nsNavHistoryQueryResultNode(aTitle, EmptyCString(), aTime, queries, options); if (! *aNode) return NS_ERROR_OUT_OF_MEMORY; (*aNode)->mItemId = itemId; NS_ADDREF(*aNode); } } return NS_OK; } // nsNavHistory::VisitIdToResultNode // // Used by the query results to create new nodes on the fly when // notifications come in. This just creates a node for the given visit ID. nsresult nsNavHistory::VisitIdToResultNode(PRInt64 visitId, nsNavHistoryQueryOptions* aOptions, nsNavHistoryResultNode** aResult) { mozIStorageStatement* statement; // non-owning! switch (aOptions->ResultType()) { case nsNavHistoryQueryOptions::RESULTS_AS_VISIT: case nsNavHistoryQueryOptions::RESULTS_AS_FULL_VISIT: // visit query - want exact visit time statement = GetDBVisitToVisitResult(); break; case nsNavHistoryQueryOptions::RESULTS_AS_URI: // URL results - want last visit time statement = GetDBVisitToURLResult(); break; default: // Query base types like RESULTS_AS_*_QUERY handle additions // by registering their own observers when they are expanded. return NS_OK; } NS_ENSURE_STATE(statement); mozStorageStatementScoper scoper(statement); nsresult rv = statement->BindInt64Parameter(0, visitId); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; rv = statement->ExecuteStep(&hasMore); NS_ENSURE_SUCCESS(rv, rv); if (! hasMore) { NS_NOTREACHED("Trying to get a result node for an invalid visit"); return NS_ERROR_INVALID_ARG; } return RowToResult(statement, aOptions, aResult); } nsresult nsNavHistory::BookmarkIdToResultNode(PRInt64 aBookmarkId, nsNavHistoryQueryOptions* aOptions, nsNavHistoryResultNode** aResult) { mozIStorageStatement *stmt = GetDBBookmarkToUrlResult(); NS_ENSURE_STATE(stmt); mozStorageStatementScoper scoper(stmt); nsresult rv = stmt->BindInt64Parameter(0, aBookmarkId); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; rv = stmt->ExecuteStep(&hasMore); NS_ENSURE_SUCCESS(rv, rv); if (!hasMore) { NS_NOTREACHED("Trying to get a result node for an invalid bookmark identifier"); return NS_ERROR_INVALID_ARG; } return RowToResult(stmt, aOptions, aResult); } void nsNavHistory::SendPageChangedNotification(nsIURI* aURI, PRUint32 aWhat, const nsAString& aValue) { ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnPageChanged(aURI, aWhat, aValue)); } // nsNavHistory::TitleForDomain // // This computes the title for a given domain. Normally, this is just the // domain name, but we specially handle empty cases to give you a nice // localized string. void nsNavHistory::TitleForDomain(const nsCString& domain, nsACString& aTitle) { if (! domain.IsEmpty()) { aTitle = domain; return; } // use the localized one instead GetStringFromName(NS_LITERAL_STRING("localhost").get(), aTitle); } void nsNavHistory::GetAgeInDaysString(PRInt32 aInt, const PRUnichar *aName, nsACString& aResult) { nsIStringBundle *bundle = GetBundle(); if (!bundle) aResult.Truncate(0); else { nsAutoString intString; intString.AppendInt(aInt); const PRUnichar* strings[1] = { intString.get() }; nsXPIDLString value; nsresult rv = bundle->FormatStringFromName(aName, strings, 1, getter_Copies(value)); if (NS_SUCCEEDED(rv)) CopyUTF16toUTF8(value, aResult); else aResult.Truncate(0); } } void nsNavHistory::GetStringFromName(const PRUnichar *aName, nsACString& aResult) { nsIStringBundle *bundle = GetBundle(); if (!bundle) aResult.Truncate(0); nsXPIDLString value; nsresult rv = bundle->GetStringFromName(aName, getter_Copies(value)); if (NS_SUCCEEDED(rv)) CopyUTF16toUTF8(value, aResult); else aResult.Truncate(0); } void nsNavHistory::GetMonthName(PRInt32 aIndex, nsACString& aResult) { nsIStringBundle *bundle = GetDateFormatBundle(); if (!bundle) aResult.Truncate(0); else { nsCString name = nsPrintfCString("month.%d.name", aIndex); nsXPIDLString value; nsresult rv = bundle->GetStringFromName(NS_ConvertUTF8toUTF16(name).get(), getter_Copies(value)); if (NS_SUCCEEDED(rv)) CopyUTF16toUTF8(value, aResult); else aResult.Truncate(0); } } // nsNavHistory::SetPageTitleInternal // // Called to set the title for the given URI. Used as a // backend for SetTitle. // // Will fail for pages that are not in the DB. To clear the corresponding // title, use aTitle.SetIsVoid(). Sending an empty string will save an // empty string instead of clearing it. nsresult nsNavHistory::SetPageTitleInternal(nsIURI* aURI, const nsAString& aTitle) { nsresult rv; // first, make sure the page exists, and fetch the old title (we need the one // that isn't changing to send notifications) nsAutoString title; { // scope for statement mozStorageStatementScoper infoScoper(mDBGetURLPageInfo); rv = BindStatementURI(mDBGetURLPageInfo, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool hasURL = PR_FALSE; rv = mDBGetURLPageInfo->ExecuteStep(&hasURL); NS_ENSURE_SUCCESS(rv, rv); if (! hasURL) { // we don't have the URL, give up return NS_ERROR_NOT_AVAILABLE; } // page title rv = mDBGetURLPageInfo->GetString(kGetInfoIndex_Title, title); NS_ENSURE_SUCCESS(rv, rv); } // It is actually common to set the title to be the same thing it used to // be. For example, going to any web page will always cause a title to be set, // even though it will often be unchanged since the last visit. In these // cases, we can avoid DB writing and (most significantly) observer overhead. if ((aTitle.IsVoid() && title.IsVoid()) || aTitle == title) return NS_OK; mozStorageStatementScoper scoper(mDBSetPlaceTitle); // title if (aTitle.IsVoid()) rv = mDBSetPlaceTitle->BindNullParameter(0); else rv = mDBSetPlaceTitle->BindStringParameter(0, StringHead(aTitle, HISTORY_TITLE_LENGTH_MAX)); NS_ENSURE_SUCCESS(rv, rv); // url rv = BindStatementURI(mDBSetPlaceTitle, 1, aURI); NS_ENSURE_SUCCESS(rv, rv); rv = mDBSetPlaceTitle->Execute(); NS_ENSURE_SUCCESS(rv, rv); // observers (have to check first if it's bookmarked) ENUMERATE_OBSERVERS(mCanNotify, mCacheObservers, mObservers, nsINavHistoryObserver, OnTitleChanged(aURI, aTitle)); return NS_OK; } nsresult nsNavHistory::AddPageWithVisits(nsIURI *aURI, const nsString &aTitle, PRInt32 aVisitCount, PRInt32 aTransitionType, PRTime aFirstVisitDate, PRTime aLastVisitDate) { PRBool canAdd = PR_FALSE; nsresult rv = CanAddURI(aURI, &canAdd); NS_ENSURE_SUCCESS(rv, rv); if (!canAdd) { return NS_OK; } // see if this is an update (revisit) or a new page mozStorageStatementScoper scoper(mDBGetPageVisitStats); rv = BindStatementURI(mDBGetPageVisitStats, 0, aURI); NS_ENSURE_SUCCESS(rv, rv); PRBool alreadyVisited = PR_FALSE; rv = mDBGetPageVisitStats->ExecuteStep(&alreadyVisited); NS_ENSURE_SUCCESS(rv, rv); PRInt64 placeId = 0; PRInt32 typed = 0; PRInt32 hidden = 0; if (alreadyVisited) { // Update the existing entry rv = mDBGetPageVisitStats->GetInt64(0, &placeId); NS_ENSURE_SUCCESS(rv, rv); // We don't mind visit_count rv = mDBGetPageVisitStats->GetInt32(2, &typed); NS_ENSURE_SUCCESS(rv, rv); rv = mDBGetPageVisitStats->GetInt32(3, &hidden); NS_ENSURE_SUCCESS(rv, rv); if (typed == 0 && aTransitionType == TRANSITION_TYPED) { typed = 1; // Update with new stats mozStorageStatementScoper updateScoper(mDBUpdatePageVisitStats); rv = mDBUpdatePageVisitStats->BindInt64Parameter(0, placeId); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->BindInt32Parameter(1, hidden); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->BindInt32Parameter(2, typed); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdatePageVisitStats->Execute(); NS_ENSURE_SUCCESS(rv, rv); } } else { // Insert the new place entry rv = InternalAddNewPage(aURI, aTitle, hidden == 1, aTransitionType == TRANSITION_TYPED, 0, PR_FALSE, &placeId); NS_ENSURE_SUCCESS(rv, rv); } NS_ASSERTION(placeId != 0, "Cannot add a visit to a not existant page"); if (aFirstVisitDate != -1) { // Add the first visit PRInt64 visitId; rv = InternalAddVisit(placeId, 0, 0, aFirstVisitDate, aTransitionType, &visitId); aVisitCount--; NS_ENSURE_SUCCESS(rv, rv); } if (aLastVisitDate != -1) { // Add remaining visits starting from the last one for (PRInt64 i = 0; i < aVisitCount; i++) { PRInt64 visitId; rv = InternalAddVisit(placeId, 0, 0, aLastVisitDate - i, aTransitionType, &visitId); NS_ENSURE_SUCCESS(rv, rv); } } return NS_OK; } nsresult nsNavHistory::RemoveDuplicateURIs() { // this must be in a transaction because we do related queries mozStorageTransaction transaction(mDBConn, PR_FALSE); // this query chooses an id for every duplicate uris // this id will be retained while duplicates will be discarded // total_visit_count is the sum of all duplicate uris visit_count nsCOMPtr selectStatement; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT " "(SELECT h.id FROM moz_places h WHERE h.url = url " "ORDER BY h.visit_count DESC LIMIT 1), " "url, SUM(visit_count) " "FROM moz_places " "GROUP BY url HAVING( COUNT(url) > 1)"), getter_AddRefs(selectStatement)); NS_ENSURE_SUCCESS(rv, rv); // this query remaps history visits to the retained place_id nsCOMPtr updateStatement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_historyvisits " "SET place_id = ?1 " "WHERE place_id IN " "(SELECT id FROM moz_places WHERE id <> ?1 AND url = ?2)"), getter_AddRefs(updateStatement)); NS_ENSURE_SUCCESS(rv, rv); // this query remaps bookmarks to the retained place_id nsCOMPtr bookmarkStatement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_bookmarks " "SET fk = ?1 " "WHERE fk IN " "(SELECT id FROM moz_places WHERE id <> ?1 AND url = ?2)"), getter_AddRefs(bookmarkStatement)); NS_ENSURE_SUCCESS(rv, rv); // this query remaps annotations to the retained place_id nsCOMPtr annoStatement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_annos " "SET place_id = ?1 " "WHERE place_id IN " "(SELECT id FROM moz_places WHERE id <> ?1 AND url = ?2)"), getter_AddRefs(annoStatement)); NS_ENSURE_SUCCESS(rv, rv); // this query deletes all duplicate uris except the chosen id nsCOMPtr deleteStatement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "DELETE FROM moz_places WHERE url = ?1 AND id <> ?2"), getter_AddRefs(deleteStatement)); NS_ENSURE_SUCCESS(rv, rv); // this query updates visit_count to the sum of all visits nsCOMPtr countStatement; rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "UPDATE moz_places SET visit_count = ?1 WHERE id = ?2"), getter_AddRefs(countStatement)); NS_ENSURE_SUCCESS(rv, rv); // for each duplicate uri we update historyvisit and visit_count PRBool hasMore; while (NS_SUCCEEDED(selectStatement->ExecuteStep(&hasMore)) && hasMore) { PRUint64 id = selectStatement->AsInt64(0); nsCAutoString url; rv = selectStatement->GetUTF8String(1, url); NS_ENSURE_SUCCESS(rv, rv); PRUint64 visit_count = selectStatement->AsInt64(2); // update historyvisits so they are remapped to the retained uri rv = updateStatement->BindInt64Parameter(0, id); NS_ENSURE_SUCCESS(rv, rv); rv = updateStatement->BindUTF8StringParameter(1, url); NS_ENSURE_SUCCESS(rv, rv); rv = updateStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); // remap bookmarks to the retained id rv = bookmarkStatement->BindInt64Parameter(0, id); NS_ENSURE_SUCCESS(rv, rv); rv = bookmarkStatement->BindUTF8StringParameter(1, url); NS_ENSURE_SUCCESS(rv, rv); rv = bookmarkStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); // remap annotations to the retained id rv = annoStatement->BindInt64Parameter(0, id); NS_ENSURE_SUCCESS(rv, rv); rv = annoStatement->BindUTF8StringParameter(1, url); NS_ENSURE_SUCCESS(rv, rv); rv = annoStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); // remove duplicate uris from moz_places rv = deleteStatement->BindUTF8StringParameter(0, url); NS_ENSURE_SUCCESS(rv, rv); rv = deleteStatement->BindInt64Parameter(1, id); NS_ENSURE_SUCCESS(rv, rv); rv = deleteStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); // update visit_count to the sum of all visit_count rv = countStatement->BindInt64Parameter(0, visit_count); NS_ENSURE_SUCCESS(rv, rv); rv = countStatement->BindInt64Parameter(1, id); NS_ENSURE_SUCCESS(rv, rv); rv = countStatement->Execute(); NS_ENSURE_SUCCESS(rv, rv); } rv = transaction.Commit(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } // Local function ************************************************************** // GetReversedHostname // // This extracts the hostname from the URI and reverses it in the // form that we use (always ending with a "."). So // "http://microsoft.com/" becomes "moc.tfosorcim." // // The idea behind this is that we can create an index over the items in // the reversed host name column, and then query for as much or as little // of the host name as we feel like. // // For example, the query "host >= 'gro.allizom.' AND host < 'gro.allizom/' // Matches all host names ending in '.mozilla.org', including // 'developer.mozilla.org' and just 'mozilla.org' (since we define all // reversed host names to end in a period, even 'mozilla.org' matches). // The important thing is that this operation uses the index. Any substring // calls in a select statement (even if it's for the beginning of a string) // will bypass any indices and will be slow). nsresult GetReversedHostname(nsIURI* aURI, nsAString& aRevHost) { nsCString forward8; nsresult rv = aURI->GetHost(forward8); if (NS_FAILED(rv)) { return rv; } // can't do reversing in UTF8, better use 16-bit chars NS_ConvertUTF8toUTF16 forward(forward8); GetReversedHostname(forward, aRevHost); return NS_OK; } // GetReversedHostname // // Same as previous but for strings void GetReversedHostname(const nsString& aForward, nsAString& aRevHost) { ReverseString(aForward, aRevHost); aRevHost.Append(PRUnichar('.')); } // GetSimpleBookmarksQueryFolder // // Determines if this set of queries is a simple bookmarks query for a // folder with no other constraints. In these common cases, we can more // efficiently compute the results. // // A simple bookmarks query will result in a hierarchical tree of // bookmark items, folders and separators. // // Returns the folder ID if it is a simple folder query, 0 if not. static PRInt64 GetSimpleBookmarksQueryFolder(const nsCOMArray& aQueries, nsNavHistoryQueryOptions* aOptions) { if (aQueries.Count() != 1) return 0; nsNavHistoryQuery* query = aQueries[0]; if (query->Folders().Length() != 1) return 0; PRBool hasIt; query->GetHasBeginTime(&hasIt); if (hasIt) return 0; query->GetHasEndTime(&hasIt); if (hasIt) return 0; query->GetHasDomain(&hasIt); if (hasIt) return 0; query->GetHasUri(&hasIt); if (hasIt) return 0; (void)query->GetHasSearchTerms(&hasIt); if (hasIt) return 0; if (query->Tags().Length() > 0) return 0; if (aOptions->MaxResults() > 0) return 0; // RESULTS_AS_TAG_CONTENTS is quite similar to a folder shortcut, but we must // avoid treating it like that, since we need to retain all query options. if(aOptions->ResultType() == nsINavHistoryQueryOptions::RESULTS_AS_TAG_CONTENTS) return 0; // Note that we don't care about the onlyBookmarked flag, if you specify a bookmark // folder, onlyBookmarked is inferred. NS_ASSERTION(query->Folders()[0] > 0, "bad folder id"); return query->Folders()[0]; } // ParseSearchTermsFromQueries // // Construct a matrix of search terms from the given queries array. // All of the query objects are ORed together. Within a query, all the terms // are ANDed together. See nsINavHistoryService.idl. // // This just breaks the query up into words. We don't do anything fancy, // not even quoting. We do, however, strip quotes, because people might // try to input quotes expecting them to do something and get no results // back. inline PRBool isQueryWhitespace(PRUnichar ch) { return ch == ' '; } void ParseSearchTermsFromQueries(const nsCOMArray& aQueries, nsTArray*>* aTerms) { PRInt32 lastBegin = -1; for (PRInt32 i = 0; i < aQueries.Count(); i++) { nsTArray *queryTerms = new nsTArray(); PRBool hasSearchTerms; if (NS_SUCCEEDED(aQueries[i]->GetHasSearchTerms(&hasSearchTerms)) && hasSearchTerms) { const nsString& searchTerms = aQueries[i]->SearchTerms(); for (PRUint32 j = 0; j < searchTerms.Length(); j++) { if (isQueryWhitespace(searchTerms[j]) || searchTerms[j] == '"') { if (lastBegin >= 0) { // found the end of a word queryTerms->AppendElement(Substring(searchTerms, lastBegin, j - lastBegin)); lastBegin = -1; } } else { if (lastBegin < 0) { // found the beginning of a word lastBegin = j; } } } // last word if (lastBegin >= 0) queryTerms->AppendElement(Substring(searchTerms, lastBegin)); } aTerms->AppendElement(queryTerms); } } // BindStatementURI // // Binds the specified URI as the parameter 'index' for the statment. // URIs are always bound as UTF8 nsresult BindStatementURI(mozIStorageStatement* statement, PRInt32 index, nsIURI* aURI) { NS_ASSERTION(statement, "Must have non-null statement"); NS_ASSERTION(aURI, "Must have non-null uri"); nsCAutoString utf8URISpec; nsresult rv = aURI->GetSpec(utf8URISpec); NS_ENSURE_SUCCESS(rv, rv); rv = statement->BindUTF8StringParameter(index, StringHead(utf8URISpec, HISTORY_URI_LENGTH_MAX)); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::UpdateFrecency(PRInt64 aPlaceId, PRBool aIsBookmarked) { mozStorageStatementScoper statsScoper(mDBGetPlaceVisitStats); nsresult rv = mDBGetPlaceVisitStats->BindInt64Parameter(0, aPlaceId); NS_ENSURE_SUCCESS(rv, rv); PRBool hasResults = PR_FALSE; rv = mDBGetPlaceVisitStats->ExecuteStep(&hasResults); NS_ENSURE_SUCCESS(rv, rv); if (!hasResults) { NS_WARNING("attempting to update frecency for a bogus place"); // before I added the check for itemType == TYPE_BOOKMARK // I hit this with aPlaceId of 0 (on import) return NS_OK; } PRInt32 typed = 0; rv = mDBGetPlaceVisitStats->GetInt32(0, &typed); NS_ENSURE_SUCCESS(rv, rv); PRInt32 hidden = 0; rv = mDBGetPlaceVisitStats->GetInt32(1, &hidden); NS_ENSURE_SUCCESS(rv, rv); PRInt32 oldFrecency = 0; rv = mDBGetPlaceVisitStats->GetInt32(2, &oldFrecency); NS_ENSURE_SUCCESS(rv, rv); rv = UpdateFrecencyInternal(aPlaceId, typed, hidden, oldFrecency, aIsBookmarked); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::UpdateFrecencyInternal(PRInt64 aPlaceId, PRInt32 aTyped, PRInt32 aHidden, PRInt32 aOldFrecency, PRBool aIsBookmarked) { PRInt32 visitCountForFrecency = 0; // because visit_count excludes visit with visit_type NOT IN(0,4,7) // we can't use it for calculating frecency, so we must // calculate it. nsresult rv = CalculateFullVisitCount(aPlaceId, &visitCountForFrecency); NS_ENSURE_SUCCESS(rv, rv); PRInt32 newFrecency = 0; rv = CalculateFrecencyInternal(aPlaceId, aTyped, visitCountForFrecency, aIsBookmarked, &newFrecency); NS_ENSURE_SUCCESS(rv, rv); // save ourselves the UPDATE if the frecency hasn't changed // One way this can happen is with livemarks. // when we added the livemark, the frecency was 0. // On refresh, when we remove and then add the livemark items, // the frecency (for a given moz_places) will not have changed // (if we've never visited that place). // Additionally, don't bother overwriting a valid frecency with an invalid one if (newFrecency == aOldFrecency || aOldFrecency && newFrecency < 0) return NS_OK; mozStorageStatementScoper updateScoper(mDBUpdateFrecencyAndHidden); rv = mDBUpdateFrecencyAndHidden->BindInt64Parameter(0, aPlaceId); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdateFrecencyAndHidden->BindInt32Parameter(1, newFrecency); NS_ENSURE_SUCCESS(rv, rv); // if we calculated a non-zero frecency we should unhide this place // so that previously hidden (non-livebookmark item) bookmarks // will now appear in autocomplete // if we calculated a zero frecency, we re-use the old hidden value. rv = mDBUpdateFrecencyAndHidden->BindInt32Parameter(2, newFrecency ? 0 /* not hidden */ : aHidden); NS_ENSURE_SUCCESS(rv, rv); rv = mDBUpdateFrecencyAndHidden->Execute(); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::CalculateFrecencyInternal(PRInt64 aPlaceId, PRInt32 aTyped, PRInt32 aVisitCount, PRBool aIsBookmarked, PRInt32 *aFrecency) { PRTime normalizedNow = NormalizeTimeRelativeToday(GetNow()); float pointsForSampledVisits = 0.0; if (aPlaceId != -1) { PRInt32 numSampledVisits = 0; mozStorageStatementScoper scoper(mDBVisitsForFrecency); nsresult rv = mDBVisitsForFrecency->BindInt64Parameter(0, aPlaceId); NS_ENSURE_SUCCESS(rv, rv); // mDBVisitsForFrecency is limited by the browser.frecency.numVisits pref PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(mDBVisitsForFrecency->ExecuteStep(&hasMore)) && hasMore) { numSampledVisits++; PRInt32 visitType = mDBVisitsForFrecency->AsInt32(1); PRInt32 bonus = 0; switch (visitType) { case nsINavHistoryService::TRANSITION_EMBED: bonus = mEmbedVisitBonus; break; case nsINavHistoryService::TRANSITION_LINK: bonus = mLinkVisitBonus; break; case nsINavHistoryService::TRANSITION_TYPED: bonus = mTypedVisitBonus; break; case nsINavHistoryService::TRANSITION_BOOKMARK: bonus = mBookmarkVisitBonus; break; case nsINavHistoryService::TRANSITION_DOWNLOAD: bonus = mDownloadVisitBonus; break; case nsINavHistoryService::TRANSITION_REDIRECT_PERMANENT: bonus = mPermRedirectVisitBonus; break; case nsINavHistoryService::TRANSITION_REDIRECT_TEMPORARY: bonus = mTempRedirectVisitBonus; break; default: // 0 == undefined (see bug #375777 for details) NS_WARN_IF_FALSE(!visitType, "new transition but no weight for frecency"); bonus = mDefaultVisitBonus; break; } // Always add the bookmark visit bonus. if (aIsBookmarked) bonus += mBookmarkVisitBonus; #ifdef DEBUG_FRECENCY printf("CalculateFrecency() for place %lld has a bonus of %d\n", aPlaceId, bonus); #endif // if bonus was zero, we can skip the work to determine the weight if (bonus) { PRTime visitDate = mDBVisitsForFrecency->AsInt64(0); PRInt64 ageInDays = GetAgeInDays(normalizedNow, visitDate); PRInt32 weight = 0; if (ageInDays <= mFirstBucketCutoffInDays) weight = mFirstBucketWeight; else if (ageInDays <= mSecondBucketCutoffInDays) weight = mSecondBucketWeight; else if (ageInDays <= mThirdBucketCutoffInDays) weight = mThirdBucketWeight; else if (ageInDays <= mFourthBucketCutoffInDays) weight = mFourthBucketWeight; else weight = mDefaultWeight; pointsForSampledVisits += (float)(weight * (bonus / 100.0)); } } if (numSampledVisits) { // fix for bug #412219 if (!pointsForSampledVisits) { // For URIs with zero points in the sampled recent visits // but "browsing" type visits outside the sampling range, set // frecency to -visit_count, so they're still shown in autocomplete. PRInt32 visitCount = 0; mozStorageStatementScoper scoper(mDBGetIdPageInfo); rv = mDBGetIdPageInfo->BindInt64Parameter(0, aPlaceId); NS_ENSURE_SUCCESS(rv, rv); PRBool hasVisits = PR_TRUE; if (NS_SUCCEEDED(mDBGetIdPageInfo->ExecuteStep(&hasVisits)) && hasVisits) { rv = mDBGetIdPageInfo->GetInt32(nsNavHistory::kGetInfoIndex_VisitCount, &visitCount); NS_ENSURE_SUCCESS(rv, rv); } // If we don't have visits set to 0 *aFrecency = -visitCount; } else { // Estimate frecency using the last few visits. // Use NS_ceilf() so that we don't round down to 0, which // would cause us to completely ignore the place during autocomplete. *aFrecency = (PRInt32) NS_ceilf(aVisitCount * NS_ceilf(pointsForSampledVisits) / numSampledVisits); } #ifdef DEBUG_FRECENCY printf("CalculateFrecency() for place %lld: %d = %d * %f / %d\n", aPlaceId, *aFrecency, aVisitCount, pointsForSampledVisits, numSampledVisits); #endif return NS_OK; } } // XXX the code below works well for guessing the frecency on import, and we'll correct later once we have // visits. // what if we don't have visits and we never visit? we could end up with a really high value // that keeps coming up in ac results? only do this on import? something to figure out. PRInt32 bonus = 0; // not the same logic above, as a single visit could not be both // a bookmark visit and a typed visit. but when estimating a frecency // for a place that doesn't have any visits, this will make it so // something bookmarked and typed will have a higher frecency than // something just typed or just bookmarked. if (aIsBookmarked) bonus += mUnvisitedBookmarkBonus; if (aTyped) bonus += mUnvisitedTypedBonus; // assume "now" as our ageInDays, so use the first bucket. pointsForSampledVisits = mFirstBucketWeight * (bonus / (float)100.0); // for a unvisited bookmark, produce a non-zero frecency // so that unvisited bookmarks show up in URL bar autocomplete if (!aVisitCount && aIsBookmarked) aVisitCount = 1; // use NS_ceilf() so that we don't round down to 0, which // would cause us to completely ignore the place during autocomplete *aFrecency = (PRInt32) NS_ceilf(aVisitCount * NS_ceilf(pointsForSampledVisits)); #ifdef DEBUG_FRECENCY printf("CalculateFrecency() for unvisited: frecency %d = %f points (b: %d, t: %d) * visit count %d\n", *aFrecency, pointsForSampledVisits, aIsBookmarked, aTyped, aVisitCount); #endif return NS_OK; } nsresult nsNavHistory::CalculateFrecency(PRInt64 aPlaceId, PRInt32 aTyped, PRInt32 aVisitCount, nsCAutoString &aURL, PRInt32 *aFrecency) { *aFrecency = 0; PRBool isBookmark = PR_FALSE; // determine if the place is a (non-livemark item) bookmark and prevent // place: queries from showing up in the URL bar autocomplete results if (!IsQueryURI(aURL) && aPlaceId != -1) { nsNavBookmarks *bs = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bs, NS_ERROR_OUT_OF_MEMORY); isBookmark = bs->IsRealBookmark(aPlaceId); } nsresult rv = CalculateFrecencyInternal(aPlaceId, aTyped, aVisitCount, isBookmark, aFrecency); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } nsresult nsNavHistory::FixInvalidFrecencies() { mozStorageTransaction transaction(mDBConn, PR_TRUE); // Find all places with invalid frecencies (frecency < 0) that occur when: // 1) we've done "clear private data" // 2) we've expired or deleted visits // 3) we've migrated from an older version, before global frecency // // From older versions, unmigrated bookmarks might be hidden, so we can't // exclude hidden places (by doing "WHERE hidden <> 1") from our query, as we // want to calculate the frecency for those places and unhide them (if they // are not livemark items and not place: queries.) // // Note, we are not limiting ourselves to places with visits because we may // not have any if the place is a bookmark and we expired or deleted all the // visits. nsCOMPtr invalidFrecencies; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT id, typed, hidden, frecency, url " "FROM moz_places_view " "WHERE frecency < 0"), getter_AddRefs(invalidFrecencies)); NS_ENSURE_SUCCESS(rv, rv); PRBool hasMore = PR_FALSE; while (NS_SUCCEEDED(invalidFrecencies->ExecuteStep(&hasMore)) && hasMore) { PRInt64 placeId = invalidFrecencies->AsInt64(0); PRInt32 typed = invalidFrecencies->AsInt32(1); PRInt32 hidden = invalidFrecencies->AsInt32(2); PRInt32 oldFrecency = invalidFrecencies->AsInt32(3); nsCAutoString url; invalidFrecencies->GetUTF8String(4, url); PRBool isBook = PR_FALSE; if (!IsQueryURI(url)) { nsNavBookmarks *bookmarks = nsNavBookmarks::GetBookmarksService(); NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY); isBook = bookmarks->IsRealBookmark(placeId); } rv = UpdateFrecencyInternal(placeId, typed, hidden, oldFrecency, isBook); NS_ENSURE_SUCCESS(rv, rv); } return NS_OK; } #ifdef MOZ_XUL namespace { // Used to notify a topic to system observers on async execute completion. class AutoCompleteStatementCallbackNotifier : public AsyncStatementCallback { public: NS_DECL_ISUPPORTS NS_DECL_ASYNCSTATEMENTCALLBACK }; NS_IMPL_ISUPPORTS1(AutoCompleteStatementCallbackNotifier, mozIStorageStatementCallback) NS_IMETHODIMP AutoCompleteStatementCallbackNotifier::HandleCompletion(PRUint16 aReason) { if (aReason != mozIStorageStatementCallback::REASON_FINISHED) return NS_ERROR_UNEXPECTED; nsresult rv; nsCOMPtr observerService = do_GetService("@mozilla.org/observer-service;1", &rv); NS_ENSURE_SUCCESS(rv, rv); rv = observerService->NotifyObservers(nsnull, PLACES_AUTOCOMPLETE_FEEDBACK_UPDATED_TOPIC, nsnull); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } NS_IMETHODIMP AutoCompleteStatementCallbackNotifier::HandleResult(mozIStorageResultSet *aResultSet) { NS_ASSERTION(PR_FALSE, "You cannot use AutoCompleteStatementCallbackNotifier to get async statements resultset"); return NS_OK; } } // anonymous namespace nsresult nsNavHistory::AutoCompleteFeedback(PRInt32 aIndex, nsIAutoCompleteController *aController) { // We do not track user choices in the location bar in private browsing mode. if (InPrivateBrowsingMode()) return NS_OK; mozIStorageStatement *stmt = GetDBFeedbackIncrease(); NS_ENSURE_STATE(stmt); mozStorageStatementScoper scope(stmt); nsAutoString input; nsresult rv = aController->GetSearchString(input); NS_ENSURE_SUCCESS(rv, rv); rv = stmt->BindStringParameter(0, input); NS_ENSURE_SUCCESS(rv, rv); nsAutoString url; rv = aController->GetValueAt(aIndex, url); NS_ENSURE_SUCCESS(rv, rv); rv = stmt->BindStringParameter(1, url); NS_ENSURE_SUCCESS(rv, rv); // We do the update asynchronously and we do not care about failures. nsCOMPtr callback = new AutoCompleteStatementCallbackNotifier(); nsCOMPtr canceler; rv = stmt->ExecuteAsync(callback, getter_AddRefs(canceler)); NS_ENSURE_SUCCESS(rv, rv); return NS_OK; } mozIStorageStatement * nsNavHistory::GetDBFeedbackIncrease() { if (mDBFeedbackIncrease) return mDBFeedbackIncrease; nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( // Leverage the PRIMARY KEY (place_id, input) to insert/update entries. "INSERT OR REPLACE INTO moz_inputhistory " // use_count will asymptotically approach the max of 10. "SELECT h.id, IFNULL(i.input, ?1), IFNULL(i.use_count, 0) * .9 + 1 " "FROM moz_places_temp h " "LEFT JOIN moz_inputhistory i ON i.place_id = h.id AND i.input = ?1 " "WHERE url = ?2 " "UNION ALL " "SELECT h.id, IFNULL(i.input, ?1), IFNULL(i.use_count, 0) * .9 + 1 " "FROM moz_places h " "LEFT JOIN moz_inputhistory i ON i.place_id = h.id AND i.input = ?1 " "WHERE url = ?2 " "AND h.id NOT IN (SELECT id FROM moz_places_temp)"), getter_AddRefs(mDBFeedbackIncrease)); NS_ENSURE_SUCCESS(rv, nsnull); return mDBFeedbackIncrease; } #endif nsICollation * nsNavHistory::GetCollation() { if (mCollation) return mCollation; // locale nsCOMPtr locale; nsCOMPtr ls(do_GetService(NS_LOCALESERVICE_CONTRACTID)); NS_ENSURE_TRUE(ls, nsnull); nsresult rv = ls->GetApplicationLocale(getter_AddRefs(locale)); NS_ENSURE_SUCCESS(rv, nsnull); // collation nsCOMPtr cfact = do_CreateInstance(NS_COLLATIONFACTORY_CONTRACTID); NS_ENSURE_TRUE(cfact, nsnull); rv = cfact->CreateCollation(locale, getter_AddRefs(mCollation)); NS_ENSURE_SUCCESS(rv, nsnull); return mCollation; } nsIStringBundle * nsNavHistory::GetBundle() { if (!mBundle) { nsCOMPtr bundleService = do_GetService(NS_STRINGBUNDLE_CONTRACTID); NS_ENSURE_TRUE(bundleService, nsnull); nsresult rv = bundleService->CreateBundle( "chrome://places/locale/places.properties", getter_AddRefs(mBundle)); NS_ENSURE_SUCCESS(rv, nsnull); } return mBundle; } nsIStringBundle * nsNavHistory::GetDateFormatBundle() { if (!mDateFormatBundle) { nsCOMPtr bundleService = do_GetService(NS_STRINGBUNDLE_CONTRACTID); NS_ENSURE_TRUE(bundleService, nsnull); nsresult rv = bundleService->CreateBundle( "chrome://global/locale/dateFormat.properties", getter_AddRefs(mDateFormatBundle)); NS_ENSURE_SUCCESS(rv, nsnull); } return mDateFormatBundle; } mozIStorageStatement * nsNavHistory::GetDBVisitToVisitResult() { if (mDBVisitToVisitResult) return mDBVisitToVisitResult; // mDBVisitToVisitResult, should match kGetInfoIndex_* (see GetQueryResults) // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique visit ids. nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null " "FROM moz_places_temp h " "LEFT JOIN moz_historyvisits_temp v_t ON h.id = v_t.place_id " "LEFT JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE v.id = ?1 OR v_t.id = ?1 " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "v.visit_date, f.url, v.session, null, null, null, null " "FROM moz_places h " "LEFT JOIN moz_historyvisits_temp v_t ON h.id = v_t.place_id " "LEFT JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE v.id = ?1 OR v_t.id = ?1 " "LIMIT 1"), getter_AddRefs(mDBVisitToVisitResult)); NS_ENSURE_SUCCESS(rv, nsnull); return mDBVisitToVisitResult; } mozIStorageStatement * nsNavHistory::GetDBVisitToURLResult() { if (mDBVisitToURLResult) return mDBVisitToURLResult; // mDBVisitToURLResult, should match kGetInfoIndex_* (see GetQueryResults) // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique visit ids. nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, null, null, null, null, null, null " "FROM moz_places_temp h " "LEFT JOIN moz_historyvisits_temp v_t ON h.id = v_t.place_id " "LEFT JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE v.id = ?1 OR v_t.id = ?1 " "UNION ALL " "SELECT h.id, h.url, h.title, h.rev_host, h.visit_count, " "h.last_visit_date, f.url, null, null, null, null, null, null " "FROM moz_places h " "LEFT JOIN moz_historyvisits_temp v_t ON h.id = v_t.place_id " "LEFT JOIN moz_historyvisits v ON h.id = v.place_id " "LEFT JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE v.id = ?1 OR v_t.id = ?1 " "LIMIT 1"), getter_AddRefs(mDBVisitToURLResult)); NS_ENSURE_SUCCESS(rv, nsnull); return mDBVisitToURLResult; } mozIStorageStatement * nsNavHistory::GetDBBookmarkToUrlResult() { if (mDBBookmarkToUrlResult) return mDBBookmarkToUrlResult; // mDBBookmarkToUrlResult, should match kGetInfoIndex_* // We are not checking for duplicated ids into the unified table // for perf reasons, LIMIT 1 will discard duplicates faster since we // have unique place ids. nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING( "SELECT b.fk, h.url, COALESCE(b.title, h.title), " "h.rev_host, h.visit_count, h.last_visit_date, f.url, null, b.id, " "b.dateAdded, b.lastModified, b.parent, null " "FROM moz_bookmarks b " "JOIN moz_places_temp h ON b.fk = h.id " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE b.id = ?1 " "UNION ALL " "SELECT b.fk, h.url, COALESCE(b.title, h.title), " "h.rev_host, h.visit_count, h.last_visit_date, f.url, null, b.id, " "b.dateAdded, b.lastModified, b.parent, null " "FROM moz_bookmarks b " "JOIN moz_places h ON b.fk = h.id " "LEFT OUTER JOIN moz_favicons f ON h.favicon_id = f.id " "WHERE b.id = ?1 " "LIMIT 1"), getter_AddRefs(mDBBookmarkToUrlResult)); NS_ENSURE_SUCCESS(rv, nsnull); return mDBBookmarkToUrlResult; } NS_HIDDEN_(nsresult) nsNavHistory::FinalizeStatements() { mozIStorageStatement* stmts[] = { #ifdef MOZ_XUL mDBFeedbackIncrease, #endif mDBGetURLPageInfo, mDBGetIdPageInfo, mDBRecentVisitOfURL, mDBRecentVisitOfPlace, mDBInsertVisit, mDBGetPageVisitStats, mDBIsPageVisited, mDBUpdatePageVisitStats, mDBAddNewPage, mDBGetTags, mDBGetItemsWithAnno, mDBSetPlaceTitle, mDBVisitToURLResult, mDBVisitToVisitResult, mDBBookmarkToUrlResult, mDBVisitsForFrecency, mDBUpdateFrecencyAndHidden, mDBGetPlaceVisitStats, mDBFullVisitCount, }; for (PRUint32 i = 0; i < NS_ARRAY_LENGTH(stmts); i++) { nsresult rv = nsNavHistory::FinalizeStatement(stmts[i]); NS_ENSURE_SUCCESS(rv, rv); } return NS_OK; } // nsICharsetResolver ********************************************************** NS_IMETHODIMP nsNavHistory::RequestCharset(nsIWebNavigation* aWebNavigation, nsIChannel* aChannel, PRBool* aWantCharset, nsISupports** aClosure, nsACString& aResult) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ENSURE_ARG(aChannel); NS_ENSURE_ARG_POINTER(aWantCharset); NS_ENSURE_ARG_POINTER(aClosure); *aWantCharset = PR_FALSE; *aClosure = nsnull; nsCOMPtr uri; nsresult rv = aChannel->GetURI(getter_AddRefs(uri)); if (NS_FAILED(rv)) return NS_OK; nsAutoString charset; rv = GetCharsetForURI(uri, charset); NS_ENSURE_SUCCESS(rv, rv); CopyUTF16toUTF8(charset, aResult); return NS_OK; } NS_IMETHODIMP nsNavHistory::NotifyResolvedCharset(const nsACString& aCharset, nsISupports* aClosure) { NS_ASSERTION(NS_IsMainThread(), "This can only be called on the main thread"); NS_ERROR("Unexpected call to NotifyResolvedCharset -- we never set aWantCharset to true!"); return NS_ERROR_NOT_IMPLEMENTED; }