gecko-dev/mailnews/base/util/nsMsgFolder.h

342 lines
15 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/********************************************************************************************************
Interface for representing Messenger folders.
*********************************************************************************************************/
#ifndef nsMsgFolder_h__
#define nsMsgFolder_h__
#include "msgCore.h"
#include "nsIMsgFolder.h" /* include the interface we are going to support */
#include "nsRDFResource.h"
#include "nsIDBFolderInfo.h"
#include "nsIMsgDatabase.h"
#include "nsIMsgIncomingServer.h"
#include "nsCOMPtr.h"
#include "nsIURL.h"
#include "nsWeakReference.h"
#include "nsIMsgFilterList.h"
#include "nsIUrlListener.h"
#include "nsIFileSpec.h"
class nsIStringBundle;
class nsICollation;
/*
* MsgFolder
*/
class NS_MSG_BASE nsMsgFolder : public nsRDFResource,
public nsSupportsWeakReference,
public nsIMsgFolder
{
public:
nsMsgFolder(void);
virtual ~nsMsgFolder(void);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSISERIALIZABLE // XXXbe temporary NOT_IMPLEMENTED stubs
NS_DECL_NSICOLLECTION
NS_DECL_NSIFOLDER
// eventually this will be an instantiable class, and we should
// use this macro:
// NS_DECL_NSIMSGFOLDER
// right now a few of these methods are left abstract, and
// are commented out below
// begin NS_DECL_NSIMSGFOLDER
NS_IMETHOD AddUnique(nsISupports *element);
NS_IMETHOD ReplaceElement(nsISupports *element, nsISupports *newElement);
NS_IMETHOD GetMessages(nsIMsgWindow *aMsgWindow, nsISimpleEnumerator **_retval);
NS_IMETHOD StartFolderLoading(void);
NS_IMETHOD EndFolderLoading(void);
NS_IMETHOD UpdateFolder(nsIMsgWindow *window);
NS_IMETHOD GetFirstNewMessage(nsIMsgDBHdr **firstNewMessage);
NS_IMETHOD GetVisibleSubFolders(nsIEnumerator **_retval);
NS_IMETHOD GetPrettiestName(PRUnichar * *aPrettiestName);
NS_IMETHOD GetFolderURL(char * *aFolderURL);
NS_IMETHOD GetDeleteIsMoveToTrash(PRBool *aDeleteIsMoveToTrash);
NS_IMETHOD GetShowDeletedMessages(PRBool *aShowDeletedMessages);
NS_IMETHOD GetServer(nsIMsgIncomingServer * *aServer);
NS_IMETHOD GetIsServer(PRBool *aIsServer);
NS_IMETHOD GetNoSelect(PRBool *aNoSelect);
NS_IMETHOD GetImapShared(PRBool *aNoSelect);
NS_IMETHOD GetCanSubscribe(PRBool *aCanSubscribe);
NS_IMETHOD GetCanFileMessages(PRBool *aCanFileMessages);
NS_IMETHOD GetFilterList(nsIMsgWindow *aMsgWindow, nsIMsgFilterList **aFilterList);
NS_IMETHOD GetCanCreateSubfolders(PRBool *aCanCreateSubfolders);
NS_IMETHOD GetCanRename(PRBool *aCanRename);
NS_IMETHOD GetCanCompact(PRBool *aCanCompact);
NS_IMETHOD ForceDBClosed(void);
NS_IMETHOD Delete(void);
NS_IMETHOD DeleteSubFolders(nsISupportsArray *folders, nsIMsgWindow *msgWindow);
NS_IMETHOD CreateStorageIfMissing(nsIUrlListener* urlListener);
NS_IMETHOD PropagateDelete(nsIMsgFolder *folder, PRBool deleteStorage, nsIMsgWindow *msgWindow);
NS_IMETHOD RecursiveDelete(PRBool deleteStorage, nsIMsgWindow *msgWindow);
NS_IMETHOD CreateSubfolder(const PRUnichar *folderName, nsIMsgWindow *msgWindow);
NS_IMETHOD AddSubfolder(nsAutoString *folderName, nsIMsgFolder **newFolder);
NS_IMETHOD Compact(nsIUrlListener *aListener, nsIMsgWindow *msgWindow);
NS_IMETHOD CompactAll(nsIUrlListener *aListener, nsIMsgWindow *msgWindow, nsISupportsArray *aFolderArray, PRBool aCompactOfflineAlso, nsISupportsArray *aOfflineFolderArray);
NS_IMETHOD EmptyTrash(nsIMsgWindow *msgWindow, nsIUrlListener *aListener);
NS_IMETHOD Rename(const PRUnichar *name, nsIMsgWindow *msgWindow);
NS_IMETHOD RenameSubFolders(nsIMsgWindow *msgWindow, nsIMsgFolder *msgFolder);
NS_IMETHOD ContainsChildNamed(const PRUnichar *name, PRBool *_retval);
NS_IMETHOD IsAncestorOf(nsIMsgFolder *folder, PRBool *_retval);
NS_IMETHOD GenerateUniqueSubfolderName(const PRUnichar *prefix, nsIMsgFolder *otherFolder, PRUnichar **_retval);
NS_IMETHOD UpdateSummaryTotals(PRBool force);
NS_IMETHOD SummaryChanged(void);
NS_IMETHOD GetNumUnread(PRBool deep, PRInt32 *_retval);
NS_IMETHOD GetTotalMessages(PRBool deep, PRInt32 *_retval);
NS_IMETHOD GetHasNewMessages(PRBool *hasNewMessages);
NS_IMETHOD SetHasNewMessages(PRBool hasNewMessages);
NS_IMETHOD ClearNewMessages();
NS_IMETHOD GetExpungedBytes(PRUint32 *aExpungedBytesCount);
NS_IMETHOD GetDeletable(PRBool *aDeletable);
NS_IMETHOD GetRequiresCleanup(PRBool *aRequiresCleanup);
NS_IMETHOD ClearRequiresCleanup(void);
NS_IMETHOD GetManyHeadersToDownload(PRBool *_retval);
NS_IMETHOD GetKnowsSearchNntpExtension(PRBool *aKnowsSearchNntpExtension);
NS_IMETHOD GetAllowsPosting(PRBool *aAllowsPosting);
NS_IMETHOD GetDisplayRecipients(PRBool *aDisplayRecipients);
NS_IMETHOD GetRelativePathName(char * *aRelativePathName);
NS_IMETHOD GetSizeOnDisk(PRUint32 *aSizeOnDisk);
NS_IMETHOD RememberPassword(const char *password);
NS_IMETHOD GetRememberedPassword(char * *aRememberedPassword);
NS_IMETHOD UserNeedsToAuthenticateForFolder(PRBool displayOnly, PRBool *_retval);
NS_IMETHOD GetUsername(char * *aUsername);
NS_IMETHOD GetHostname(char * *aHostname);
NS_IMETHOD SetDeleteIsMoveToTrash(PRBool bVal);
NS_IMETHOD RecursiveSetDeleteIsMoveToTrash(PRBool bVal);
NS_IMETHOD SetFlag(PRUint32 flag);
NS_IMETHOD SetPrefFlag();
NS_IMETHOD ClearFlag(PRUint32 flag);
NS_IMETHOD GetFlag(PRUint32 flag, PRBool *_retval);
NS_IMETHOD ToggleFlag(PRUint32 flag);
NS_IMETHOD OnFlagChange(PRUint32 flag);
NS_IMETHOD SetFlags(PRUint32 aFlags);
NS_IMETHOD GetFoldersWithFlag(PRUint32 flags, PRUint32 resultsize, PRUint32 *numFolders, nsIMsgFolder **result);
NS_IMETHOD GetExpansionArray(nsISupportsArray *expansionArray);
// NS_IMETHOD DeleteMessages(nsISupportsArray *message, nsITransactionManager *txnMgr, PRBool deleteStorage);
NS_IMETHOD CopyMessages(nsIMsgFolder *srcFolder, nsISupportsArray *messages, PRBool isMove, nsIMsgWindow *window, nsIMsgCopyServiceListener *listener, PRBool isFolder, PRBool allowUndo);
NS_IMETHOD CopyFolder(nsIMsgFolder *srcFolder,PRBool isMoveFolder, nsIMsgWindow *window, nsIMsgCopyServiceListener *listener);
NS_IMETHOD CopyFileMessage(nsIFileSpec *fileSpec, nsIMsgDBHdr *msgToReplace, PRBool isDraft, nsIMsgWindow *window, nsIMsgCopyServiceListener *listener);
NS_IMETHOD AcquireSemaphore(nsISupports *semHolder);
NS_IMETHOD ReleaseSemaphore(nsISupports *semHolder);
NS_IMETHOD TestSemaphore(nsISupports *semHolder, PRBool *_retval);
NS_IMETHOD GetLocked(PRBool *aLocked);
NS_IMETHOD GetNewMessages(nsIMsgWindow *window, nsIUrlListener *aListener);
// NS_IMETHOD WriteToFolderCache(nsIMsgFolderCache *folderCache);
// NS_IMETHOD GetCharset(PRUnichar * *aCharset);
// NS_IMETHOD SetCharset(const PRUnichar * aCharset);
NS_IMETHOD GetBiffState(PRUint32 *aBiffState);
NS_IMETHOD SetBiffState(PRUint32 aBiffState);
NS_IMETHOD GetNumNewMessages(PRBool deep, PRInt32 *aNumNewMessages);
NS_IMETHOD SetNumNewMessages(PRInt32 aNumNewMessages);
NS_IMETHOD GetNewMessagesNotificationDescription(PRUnichar * *aNewMessagesNotificationDescription);
NS_IMETHOD GetRootFolder(nsIMsgFolder * *aRootFolder);
NS_IMETHOD GetMsgDatabase(nsIMsgWindow *aMsgWindow,
nsIMsgDatabase * *aMsgDatabase);
NS_IMETHOD GetMessageHeader(nsMsgKey msgKey, nsIMsgDBHdr **aMsgHdr);
NS_IMETHOD GetDBFolderInfoAndDB(nsIDBFolderInfo **folderInfo,
nsIMsgDatabase **db) = 0;
NS_IMETHOD GetPath(nsIFileSpec * *aPath);
NS_IMETHOD SetPath(nsIFileSpec * aPath);
NS_IMETHOD GetBaseMessageURI (char ** baseMessageURI);
NS_IMETHOD GetUriForMsg(nsIMsgDBHdr *msgHdr, char **aResult);
NS_IMETHOD MarkMessagesRead(nsISupportsArray *messages, PRBool markRead);
NS_IMETHOD AddMessageDispositionState(nsIMsgDBHdr *aMessage, nsMsgDispositionState aDispositionFlag);
NS_IMETHOD MarkAllMessagesRead(void);
NS_IMETHOD MarkMessagesFlagged(nsISupportsArray *messages, PRBool markFlagged);
NS_IMETHOD MarkThreadRead(nsIMsgThread *thread);
NS_IMETHOD GetChildWithURI(const char *uri, PRBool deep, PRBool caseInsensitive, nsIMsgFolder **_retval);
NS_IMETHOD EnableNotifications(PRInt32 notificationType, PRBool enable);
NS_IMETHOD NotifyCompactCompleted();
NS_IMETHOD ConfirmFolderDeletionForFilter(nsIMsgWindow *msgWindow, PRBool *confirmed);
NS_IMETHOD AlertFilterChanged(nsIMsgWindow *msgWindow);
NS_IMETHOD ThrowAlertMsg(const char* msgName, nsIMsgWindow *msgWindow);
NS_IMETHOD GetStringWithFolderNameFromBundle(const char* msgName, PRUnichar **aResult);
NS_IMETHOD GetPersistElided(PRBool *aPersistElided);
NS_IMETHOD GetSortKey(PRUint8 **aKey, PRUint32 *aLength);
NS_IMETHOD GetParentMsgFolder(nsIMsgFolder **aParentMsgFolder);
// end NS_DECL_NSIMSGFOLDER
// nsRDFResource overrides
NS_IMETHOD Init(const char* aURI);
NS_IMETHOD CompareSortKeys(nsIMsgFolder *aFolder, PRInt32 *sortOrder);
// Gets the URL that represents the given message. Returns a newly
// created string that must be free'd using XP_FREE().
// If the db is NULL, then returns a URL that represents the entire
// folder as a whole.
// These functions are used for tricking the front end into thinking that we have more
// messages than are really in the DB. This is usually after and IMAP message copy where
// we don't want to do an expensive select until the user actually opens that folder
// These functions are called when MSG_Master::GetFolderLineById is populating a MSG_FolderLine
// struct used by the FE
PRInt32 GetNumPendingUnread();
PRInt32 GetNumPendingTotalMessages();
void ChangeNumPendingUnread(PRInt32 delta);
void ChangeNumPendingTotalMessages(PRInt32 delta);
#ifdef HAVE_ADMINURL
NS_IMETHOD GetAdminUrl(MWContext *context, MSG_AdminURLType type);
NS_IMETHOD HaveAdminUrl(MSG_AdminURLType type, PRBool *hadAdminUrl);
#endif
#ifdef HAVE_NET
NS_IMETHOD EscapeMessageId(const char *messageId, const char **escapeMessageID);
NS_IMETHOD ShouldPerformOperationOffline(PRBool *performOffline);
#endif
#ifdef DOES_FOLDEROPERATIONS
int DownloadToTempFileAndUpload(MessageCopyInfo *copyInfo, nsMsgKeyArray &keysToSave, MSG_FolderInfo *dstFolder, nsMsgDatabase *sourceDB);
void UpdateMoveCopyStatus(MWContext *context, PRBool isMove, int32 curMsgCount, int32 totMessages);
#endif
NS_IMETHOD MatchName(nsString *name, PRBool *matches);
NS_IMETHOD GenerateMessageURI(nsMsgKey msgKey, char **aURI);
NS_IMETHOD GetSortOrder(PRInt32 *order);
NS_IMETHOD SetSortOrder(PRInt32 order);
protected:
// this is a little helper function that is not part of the public interface.
// we use it to get the IID of the incoming server for the derived folder.
// w/out a function like this we would have to implement GetServer in each
// derived folder class.
virtual const char* GetIncomingServerType() = 0;
virtual nsresult CreateBaseMessageURI(const char *aURI);
// helper routine to parse the URI and update member variables
nsresult parseURI(PRBool needServer=PR_FALSE);
nsresult GetBaseStringBundle(nsIStringBundle **aBundle);
nsresult GetStringFromBundle(const char* msgName, PRUnichar **aResult);
nsresult ThrowConfirmationPrompt(nsIMsgWindow *msgWindow, const PRUnichar *confirmString, PRBool *confirmed);
nsresult GetWarnFilterChanged(PRBool *aVal);
nsresult SetWarnFilterChanged(PRBool aVal);
nsresult CreateCollationKey(const nsString &aSource, PRUint8 **aKey, PRUint32 *aLength);
protected:
PRUint32 mFlags;
nsWeakPtr mParent; //This won't be refcounted for ownership reasons.
PRInt32 mNumUnreadMessages; /* count of unread messages (-1 means
unknown; -2 means unknown but we already
tried to find out.) */
PRInt32 mNumTotalMessages; /* count of existing messages. */
PRBool mNotifyCountChanges;
PRUint32 mExpungedBytes;
nsCOMPtr<nsISupportsArray> mSubFolders;
nsVoidArray *mListeners; //This can't be an nsISupportsArray because due to
//ownership issues, listeners can't be AddRef'd
PRBool mInitializedFromCache;
nsISupports *mSemaphoreHolder; // set when the folder is being written to
//Due to ownership issues, this won't be AddRef'd.
nsWeakPtr mServer;
// These values are used for tricking the front end into thinking that we have more
// messages than are really in the DB. This is usually after and IMAP message copy where
// we don't want to do an expensive select until the user actually opens that folder
PRInt32 mNumPendingUnreadMessages;
PRInt32 mNumPendingTotalMessages;
PRInt32 mNumNewBiffMessages;
PRBool mIsCachable;
//
// stuff from the uri
//
PRBool mHaveParsedURI; // is the URI completely parsed?
PRBool mIsServerIsValid;
PRBool mIsServer;
nsString mName;
nsCOMPtr<nsIFileSpec> mPath;
PRBool mDeleteIsMoveToTrash;
char * mBaseMessageURI; //The uri with the message scheme
// static stuff for cross-instance objects like atoms
static nsrefcnt gInstanceCount;
static nsresult initializeStrings();
static nsresult createCollationKeyGenerator();
static PRUnichar *kLocalizedInboxName;
static PRUnichar *kLocalizedTrashName;
static PRUnichar *kLocalizedSentName;
static PRUnichar *kLocalizedDraftsName;
static PRUnichar *kLocalizedTemplatesName;
static PRUnichar *kLocalizedUnsentName;
static nsIAtom* kTotalUnreadMessagesAtom;
static nsIAtom* kBiffStateAtom;
static nsIAtom* kNewMessagesAtom;
static nsIAtom* kNumNewBiffMessagesAtom;
static nsIAtom* kTotalMessagesAtom;
static nsIAtom* kStatusAtom;
static nsIAtom* kFlaggedAtom;
static nsIAtom* kNameAtom;
static nsIAtom* kSynchronizeAtom;
static nsIAtom* kOpenAtom;
static nsICollation* kCollationKeyGenerator;
#ifdef MSG_FASTER_URI_PARSING
// cached parsing URL object
static nsCOMPtr<nsIURL> mParsingURL;
static PRBool mParsingURLInUse;
#endif
};
#endif