mirror of
https://github.com/mozilla/gecko-dev.git
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577 lines
20 KiB
C++
577 lines
20 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsAppFileLocationProvider.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsIAtom.h"
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#include "nsIFile.h"
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#include "nsString.h"
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#include "nsXPIDLString.h"
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#include "nsISimpleEnumerator.h"
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#include "prenv.h"
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#include "nsCRT.h"
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#if defined(MOZ_WIDGET_COCOA)
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#include <Carbon/Carbon.h>
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#include "nsILocalFileMac.h"
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#elif defined(XP_OS2)
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#define INCL_DOSPROCESS
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#define INCL_DOSMODULEMGR
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#include <os2.h>
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#elif defined(XP_WIN)
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#include <windows.h>
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#include <shlobj.h>
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#elif defined(XP_UNIX)
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/param.h>
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#endif
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// WARNING: These hard coded names need to go away. They need to
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// come from localizable resources
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#if defined(MOZ_WIDGET_COCOA)
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("Application Registry")
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#define ESSENTIAL_FILES NS_LITERAL_CSTRING("Essential Files")
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#elif defined(XP_WIN) || defined(XP_OS2)
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("registry.dat")
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#else
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("appreg")
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#endif
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// define default product directory
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#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR)
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// Locally defined keys used by nsAppDirectoryEnumerator
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#define NS_ENV_PLUGINS_DIR "EnvPlugins" // env var MOZ_PLUGIN_PATH
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#define NS_USER_PLUGINS_DIR "UserPlugins"
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#ifdef MOZ_WIDGET_COCOA
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#define NS_MACOSX_USER_PLUGIN_DIR "OSXUserPlugins"
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#define NS_MACOSX_LOCAL_PLUGIN_DIR "OSXLocalPlugins"
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#define NS_MACOSX_JAVA2_PLUGIN_DIR "OSXJavaPlugins"
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#elif XP_UNIX
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#define NS_SYSTEM_PLUGINS_DIR "SysPlugins"
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#endif
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#define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("defaults")
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#define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("pref")
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#define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("profile")
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#define RES_DIR_NAME NS_LITERAL_CSTRING("res")
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#define CHROME_DIR_NAME NS_LITERAL_CSTRING("chrome")
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#define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("plugins")
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#define SEARCH_DIR_NAME NS_LITERAL_CSTRING("searchplugins")
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//*****************************************************************************
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// nsAppFileLocationProvider::Constructor/Destructor
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//*****************************************************************************
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nsAppFileLocationProvider::nsAppFileLocationProvider()
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{
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}
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//*****************************************************************************
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// nsAppFileLocationProvider::nsISupports
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//*****************************************************************************
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NS_IMPL_THREADSAFE_ISUPPORTS2(nsAppFileLocationProvider, nsIDirectoryServiceProvider, nsIDirectoryServiceProvider2)
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//*****************************************************************************
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// nsAppFileLocationProvider::nsIDirectoryServiceProvider
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//*****************************************************************************
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NS_IMETHODIMP
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nsAppFileLocationProvider::GetFile(const char *prop, bool *persistent, nsIFile **_retval)
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{
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nsCOMPtr<nsIFile> localFile;
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nsresult rv = NS_ERROR_FAILURE;
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NS_ENSURE_ARG(prop);
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*_retval = nsnull;
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*persistent = true;
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#ifdef MOZ_WIDGET_COCOA
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FSRef fileRef;
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nsCOMPtr<nsILocalFileMac> macFile;
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#endif
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if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_DIR) == 0)
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{
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rv = GetProductDirectory(getter_AddRefs(localFile));
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}
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else if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_FILE) == 0)
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{
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rv = GetProductDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendNative(APP_REGISTRY_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_DEFAULTS_50_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_PREF_DEFAULTS_50_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv)) {
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rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(DEFAULTS_PREF_DIR_NAME);
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}
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}
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else if (nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_50_DIR) == 0 ||
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nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv)) {
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rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(DEFAULTS_PROFILE_DIR_NAME);
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}
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}
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else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_ROOT_DIR) == 0)
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{
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rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile));
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}
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else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_LOCAL_ROOT_DIR) == 0)
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{
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rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile), true);
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}
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else if (nsCRT::strcmp(prop, NS_APP_RES_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(RES_DIR_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_CHROME_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(CHROME_DIR_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
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}
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#ifdef MOZ_WIDGET_COCOA
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else if (nsCRT::strcmp(prop, NS_MACOSX_USER_PLUGIN_DIR) == 0)
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{
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if (::FSFindFolder(kUserDomain, kInternetPlugInFolderType, false, &fileRef) == noErr) {
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rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
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if (NS_SUCCEEDED(rv))
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localFile = macFile;
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}
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}
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else if (nsCRT::strcmp(prop, NS_MACOSX_LOCAL_PLUGIN_DIR) == 0)
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{
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if (::FSFindFolder(kLocalDomain, kInternetPlugInFolderType, false, &fileRef) == noErr) {
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rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
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if (NS_SUCCEEDED(rv))
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localFile = macFile;
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}
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}
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else if (nsCRT::strcmp(prop, NS_MACOSX_JAVA2_PLUGIN_DIR) == 0)
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{
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static const char *const java2PluginDirPath =
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"/System/Library/Java/Support/Deploy.bundle/Contents/Resources/";
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rv = NS_NewNativeLocalFile(nsDependentCString(java2PluginDirPath), true, getter_AddRefs(localFile));
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}
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#else
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else if (nsCRT::strcmp(prop, NS_ENV_PLUGINS_DIR) == 0)
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{
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NS_ERROR("Don't use nsAppFileLocationProvider::GetFile(NS_ENV_PLUGINS_DIR, ...). "
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"Use nsAppFileLocationProvider::GetFiles(...).");
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const char *pathVar = PR_GetEnv("MOZ_PLUGIN_PATH");
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if (pathVar && *pathVar)
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rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), true,
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getter_AddRefs(localFile));
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}
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else if (nsCRT::strcmp(prop, NS_USER_PLUGINS_DIR) == 0)
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{
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#ifdef ENABLE_SYSTEM_EXTENSION_DIRS
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rv = GetProductDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
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#else
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rv = NS_ERROR_FAILURE;
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#endif
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}
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#ifdef XP_UNIX
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else if (nsCRT::strcmp(prop, NS_SYSTEM_PLUGINS_DIR) == 0) {
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#ifdef ENABLE_SYSTEM_EXTENSION_DIRS
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static const char *const sysLPlgDir =
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#if defined(HAVE_USR_LIB64_DIR) && defined(__LP64__)
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"/usr/lib64/mozilla/plugins";
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#else
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"/usr/lib/mozilla/plugins";
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#endif
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rv = NS_NewNativeLocalFile(nsDependentCString(sysLPlgDir),
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false, getter_AddRefs(localFile));
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#else
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rv = NS_ERROR_FAILURE;
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#endif
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}
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#endif
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#endif
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else if (nsCRT::strcmp(prop, NS_APP_SEARCH_DIR) == 0)
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{
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendRelativeNativePath(SEARCH_DIR_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_USER_SEARCH_DIR) == 0)
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{
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rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, _retval);
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if (NS_SUCCEEDED(rv))
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rv = (*_retval)->AppendNative(SEARCH_DIR_NAME);
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}
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else if (nsCRT::strcmp(prop, NS_APP_INSTALL_CLEANUP_DIR) == 0)
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{
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// This is cloned so that embeddors will have a hook to override
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// with their own cleanup dir. See bugzilla bug #105087
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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}
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if (localFile && NS_SUCCEEDED(rv))
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return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval);
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return rv;
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}
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NS_METHOD nsAppFileLocationProvider::CloneMozBinDirectory(nsIFile **aLocalFile)
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{
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NS_ENSURE_ARG_POINTER(aLocalFile);
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nsresult rv;
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if (!mMozBinDirectory)
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{
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// Get the mozilla bin directory
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// 1. Check the directory service first for NS_XPCOM_CURRENT_PROCESS_DIR
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// This will be set if a directory was passed to NS_InitXPCOM
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// 2. If that doesn't work, set it to be the current process directory
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nsCOMPtr<nsIProperties>
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directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
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if (NS_FAILED(rv))
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return rv;
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rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
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if (NS_FAILED(rv)) {
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rv = directoryService->Get(NS_OS_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
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if (NS_FAILED(rv))
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return rv;
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}
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}
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nsCOMPtr<nsIFile> aFile;
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rv = mMozBinDirectory->Clone(getter_AddRefs(aFile));
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if (NS_FAILED(rv))
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return rv;
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NS_IF_ADDREF(*aLocalFile = aFile);
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return NS_OK;
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}
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//----------------------------------------------------------------------------------------
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// GetProductDirectory - Gets the directory which contains the application data folder
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//
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// UNIX : ~/.mozilla/
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// WIN : <Application Data folder on user's machine>\Mozilla
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// Mac : :Documents:Mozilla:
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//----------------------------------------------------------------------------------------
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NS_METHOD nsAppFileLocationProvider::GetProductDirectory(nsIFile **aLocalFile, bool aLocal)
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{
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NS_ENSURE_ARG_POINTER(aLocalFile);
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nsresult rv;
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bool exists;
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nsCOMPtr<nsIFile> localDir;
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#if defined(MOZ_WIDGET_COCOA)
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FSRef fsRef;
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OSType folderType = aLocal ? (OSType) kCachedDataFolderType : (OSType) kDomainLibraryFolderType;
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OSErr err = ::FSFindFolder(kUserDomain, folderType, kCreateFolder, &fsRef);
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if (err) return NS_ERROR_FAILURE;
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NS_NewLocalFile(EmptyString(), true, getter_AddRefs(localDir));
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if (!localDir) return NS_ERROR_FAILURE;
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nsCOMPtr<nsILocalFileMac> localDirMac(do_QueryInterface(localDir));
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rv = localDirMac->InitWithFSRef(&fsRef);
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if (NS_FAILED(rv)) return rv;
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#elif defined(XP_OS2)
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nsCOMPtr<nsIProperties> directoryService =
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do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = directoryService->Get(NS_OS2_HOME_DIR, NS_GET_IID(nsIFile), getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#elif defined(XP_WIN)
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nsCOMPtr<nsIProperties> directoryService =
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do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
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if (NS_FAILED(rv)) return rv;
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const char* prop = aLocal ? NS_WIN_LOCAL_APPDATA_DIR : NS_WIN_APPDATA_DIR;
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rv = directoryService->Get(prop, NS_GET_IID(nsIFile), getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#elif defined(XP_UNIX)
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rv = NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")), true, getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#else
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#error dont_know_how_to_get_product_dir_on_your_platform
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#endif
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rv = localDir->AppendRelativeNativePath(DEFAULT_PRODUCT_DIR);
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if (NS_FAILED(rv)) return rv;
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rv = localDir->Exists(&exists);
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if (NS_SUCCEEDED(rv) && !exists)
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rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0700);
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if (NS_FAILED(rv)) return rv;
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*aLocalFile = localDir;
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NS_ADDREF(*aLocalFile);
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return rv;
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}
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//----------------------------------------------------------------------------------------
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// GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir
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//
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// UNIX : ~/.mozilla/
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// WIN : <Application Data folder on user's machine>\Mozilla\Profiles
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// Mac : :Documents:Mozilla:Profiles:
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//----------------------------------------------------------------------------------------
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NS_METHOD nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsIFile **aLocalFile, bool aLocal)
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{
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NS_ENSURE_ARG_POINTER(aLocalFile);
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nsresult rv;
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nsCOMPtr<nsIFile> localDir;
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rv = GetProductDirectory(getter_AddRefs(localDir), aLocal);
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if (NS_FAILED(rv)) return rv;
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#if defined(MOZ_WIDGET_COCOA) || defined(XP_OS2) || defined(XP_WIN)
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// These 3 platforms share this part of the path - do them as one
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rv = localDir->AppendRelativeNativePath(NS_LITERAL_CSTRING("Profiles"));
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if (NS_FAILED(rv)) return rv;
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bool exists;
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rv = localDir->Exists(&exists);
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if (NS_SUCCEEDED(rv) && !exists)
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rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775);
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if (NS_FAILED(rv)) return rv;
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#endif
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*aLocalFile = localDir;
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NS_ADDREF(*aLocalFile);
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return rv;
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}
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//*****************************************************************************
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// nsAppFileLocationProvider::nsIDirectoryServiceProvider2
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//*****************************************************************************
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class nsAppDirectoryEnumerator : public nsISimpleEnumerator
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{
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public:
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NS_DECL_ISUPPORTS
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/**
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* aKeyList is a null-terminated list of properties which are provided by aProvider
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* They do not need to be publicly defined keys.
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*/
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nsAppDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
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const char* aKeyList[]) :
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mProvider(aProvider),
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mCurrentKey(aKeyList)
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{
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}
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NS_IMETHOD HasMoreElements(bool *result)
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{
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while (!mNext && *mCurrentKey)
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{
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bool dontCare;
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nsCOMPtr<nsIFile> testFile;
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(void)mProvider->GetFile(*mCurrentKey++, &dontCare, getter_AddRefs(testFile));
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// Don't return a file which does not exist.
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bool exists;
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if (testFile && NS_SUCCEEDED(testFile->Exists(&exists)) && exists)
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mNext = testFile;
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}
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*result = mNext != nsnull;
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return NS_OK;
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}
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NS_IMETHOD GetNext(nsISupports **result)
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{
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NS_ENSURE_ARG_POINTER(result);
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*result = nsnull;
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bool hasMore;
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HasMoreElements(&hasMore);
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if (!hasMore)
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return NS_ERROR_FAILURE;
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*result = mNext;
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NS_IF_ADDREF(*result);
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mNext = nsnull;
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return *result ? NS_OK : NS_ERROR_FAILURE;
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}
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// Virtual destructor since subclass nsPathsDirectoryEnumerator
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// does not re-implement Release()
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virtual ~nsAppDirectoryEnumerator()
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{
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}
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protected:
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nsIDirectoryServiceProvider *mProvider;
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const char** mCurrentKey;
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nsCOMPtr<nsIFile> mNext;
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};
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NS_IMPL_ISUPPORTS1(nsAppDirectoryEnumerator, nsISimpleEnumerator)
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/* nsPathsDirectoryEnumerator and PATH_SEPARATOR
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* are not used on MacOS/X. */
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#if defined(XP_WIN) || defined(XP_OS2) /* Win32 and OS/2 */
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#define PATH_SEPARATOR ';'
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#else
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#define PATH_SEPARATOR ':'
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#endif
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class nsPathsDirectoryEnumerator : public nsAppDirectoryEnumerator
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{
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public:
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/**
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* aKeyList is a null-terminated list.
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* The first element is a path list.
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* The remainder are properties provided by aProvider.
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* They do not need to be publicly defined keys.
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*/
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nsPathsDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
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const char* aKeyList[]) :
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nsAppDirectoryEnumerator(aProvider, aKeyList+1),
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mEndPath(aKeyList[0])
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{
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}
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NS_IMETHOD HasMoreElements(bool *result)
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{
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if (mEndPath)
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while (!mNext && *mEndPath)
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{
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const char *pathVar = mEndPath;
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// skip PATH_SEPARATORs at the begining of the mEndPath
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while (*pathVar == PATH_SEPARATOR) pathVar++;
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do { ++mEndPath; } while (*mEndPath && *mEndPath != PATH_SEPARATOR);
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nsCOMPtr<nsIFile> localFile;
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NS_NewNativeLocalFile(Substring(pathVar, mEndPath),
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true,
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getter_AddRefs(localFile));
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if (*mEndPath == PATH_SEPARATOR)
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++mEndPath;
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// Don't return a "file" (directory) which does not exist.
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bool exists;
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if (localFile &&
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NS_SUCCEEDED(localFile->Exists(&exists)) &&
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exists)
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mNext = localFile;
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}
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if (mNext)
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*result = true;
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else
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nsAppDirectoryEnumerator::HasMoreElements(result);
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return NS_OK;
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}
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protected:
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const char *mEndPath;
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};
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NS_IMETHODIMP
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nsAppFileLocationProvider::GetFiles(const char *prop, nsISimpleEnumerator **_retval)
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{
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NS_ENSURE_ARG_POINTER(_retval);
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*_retval = nsnull;
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nsresult rv = NS_ERROR_FAILURE;
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if (!nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR_LIST))
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{
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#ifdef MOZ_WIDGET_COCOA
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// As of Java for Mac OS X 10.5 Update 10, Apple has (in effect) deprecated Java Plugin2 on
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// on OS X 10.5, and removed the soft link to it from /Library/Internet Plug-Ins/. Java
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// Plugin2 is still present and usable, but there are no longer any links to it in the
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// "normal" locations. So we won't be able to find it unless we look in the "non-normal"
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// location where it actually is. Safari can use the WebKit-specific JavaPluginCocoa.bundle,
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// which (of course) is still fully supported on OS X 10.5. But we have no alternative to
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// using Java Plugin2. For more information see bug 668639.
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static const char* keys[] = { NS_APP_PLUGINS_DIR, NS_MACOSX_USER_PLUGIN_DIR,
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NS_MACOSX_LOCAL_PLUGIN_DIR,
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IsOSXLeopard() ? NS_MACOSX_JAVA2_PLUGIN_DIR : nsnull, nsnull };
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*_retval = new nsAppDirectoryEnumerator(this, keys);
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#else
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#ifdef XP_UNIX
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static const char* keys[] = { nsnull, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, NS_SYSTEM_PLUGINS_DIR, nsnull };
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#else
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static const char* keys[] = { nsnull, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, nsnull };
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#endif
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if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_PLUGIN_PATH"))) {
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static const char nullstr = 0;
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keys[0] = &nullstr;
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}
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*_retval = new nsPathsDirectoryEnumerator(this, keys);
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#endif
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NS_IF_ADDREF(*_retval);
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rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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if (!nsCRT::strcmp(prop, NS_APP_SEARCH_DIR_LIST))
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{
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static const char* keys[] = { nsnull, NS_APP_SEARCH_DIR, NS_APP_USER_SEARCH_DIR, nsnull };
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if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_SEARCH_ENGINE_PATH"))) {
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static const char nullstr = 0;
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keys[0] = &nullstr;
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}
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*_retval = new nsPathsDirectoryEnumerator(this, keys);
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NS_IF_ADDREF(*_retval);
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rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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return rv;
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}
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#if defined(MOZ_WIDGET_COCOA)
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bool
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nsAppFileLocationProvider::IsOSXLeopard()
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{
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static SInt32 version = 0;
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if (!version) {
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OSErr err = ::Gestalt(gestaltSystemVersion, &version);
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if (err != noErr) {
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version = 0;
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} else {
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version &= 0xFFFF; // The system version is in the low order word
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}
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}
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return ((version >= 0x1050) && (version < 0x1060));
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}
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#endif
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