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Diffstat (limited to 'src/libs/xpcom18a4/xpcom/io/nsAppFileLocationProvider.cpp')
| -rw-r--r-- | src/libs/xpcom18a4/xpcom/io/nsAppFileLocationProvider.cpp | 608 |
1 files changed, 608 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/io/nsAppFileLocationProvider.cpp b/src/libs/xpcom18a4/xpcom/io/nsAppFileLocationProvider.cpp new file mode 100644 index 00000000..9d4f785d --- /dev/null +++ b/src/libs/xpcom18a4/xpcom/io/nsAppFileLocationProvider.cpp @@ -0,0 +1,608 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** 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 Communicator client code, released + * March 31, 1998. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Conrad Carlen <conrad@ingress.com> + * + * Alternatively, the contents of this file may be used under the terms of + * either of 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 "nsAppFileLocationProvider.h" +#include "nsAppDirectoryServiceDefs.h" +#include "nsDirectoryServiceDefs.h" +#include "nsIAtom.h" +#include "nsILocalFile.h" +#include "nsString.h" +#include "nsXPIDLString.h" +#include "nsISimpleEnumerator.h" +#include "prenv.h" +#include "nsCRT.h" + +#if (defined(XP_MAC) || defined(XP_MACOSX)) && !defined(VBOX_MACOSX_FOLLOWS_UNIX_IO) +#include <Folders.h> +#include <Script.h> +#include <Processes.h> +#include <Gestalt.h> +#include "nsILocalFileMac.h" +#elif defined(XP_OS2) +#define INCL_DOSPROCESS +#define INCL_DOSMODULEMGR +#include <os2.h> +#elif defined(XP_WIN) +#include <windows.h> +#include <shlobj.h> +#elif defined(XP_UNIX) +#include <unistd.h> +#include <stdlib.h> +#include <sys/param.h> +#elif defined(XP_BEOS) +#include <sys/param.h> +#include <kernel/image.h> +#include <storage/FindDirectory.h> +#endif + + +// WARNING: These hard coded names need to go away. They need to +// come from localizable resources + +#if defined(XP_MAC) || defined(XP_MACOSX) +#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("Application Registry") +#define ESSENTIAL_FILES NS_LITERAL_CSTRING("Essential Files") +#elif defined(XP_WIN) || defined(XP_OS2) +#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("registry.dat") +#else +#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("appreg") +#endif + +// define default product directory +#ifdef XP_MAC +#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING("Mozilla") +#else +#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR) +#endif + +// Locally defined keys used by nsAppDirectoryEnumerator +#define NS_ENV_PLUGINS_DIR "EnvPlugins" // env var MOZ_PLUGIN_PATH +#define NS_USER_PLUGINS_DIR "UserPlugins" + +#if defined(XP_MAC) || defined(XP_MACOSX) +#define NS_MACOSX_USER_PLUGIN_DIR "OSXUserPlugins" +#define NS_MACOSX_LOCAL_PLUGIN_DIR "OSXLocalPlugins" +#define NS_MAC_CLASSIC_PLUGIN_DIR "MacSysPlugins" +#endif + +#if defined(XP_MAC) +#define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("Defaults") +#define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("Pref") +#define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("Profile") +#define RES_DIR_NAME NS_LITERAL_CSTRING("Res") +#define CHROME_DIR_NAME NS_LITERAL_CSTRING("Chrome") +#define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("Plug-ins") +#define SEARCH_DIR_NAME NS_LITERAL_CSTRING("Search Plugins") +#else +#define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("defaults") +#define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("pref") +#define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("profile") +#define RES_DIR_NAME NS_LITERAL_CSTRING("res") +#define CHROME_DIR_NAME NS_LITERAL_CSTRING("chrome") +#define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("plugins") +#define SEARCH_DIR_NAME NS_LITERAL_CSTRING("searchplugins") +#endif + +//***************************************************************************** +// nsAppFileLocationProvider::Constructor/Destructor +//***************************************************************************** + +nsAppFileLocationProvider::nsAppFileLocationProvider() +{ +} + +//***************************************************************************** +// nsAppFileLocationProvider::nsISupports +//***************************************************************************** + +NS_IMPL_THREADSAFE_ISUPPORTS2(nsAppFileLocationProvider, nsIDirectoryServiceProvider, nsIDirectoryServiceProvider2) + +//***************************************************************************** +// nsAppFileLocationProvider::nsIDirectoryServiceProvider +//***************************************************************************** + +NS_IMETHODIMP +nsAppFileLocationProvider::GetFile(const char *prop, PRBool *persistant, nsIFile **_retval) +{ + nsCOMPtr<nsILocalFile> localFile; + nsresult rv = NS_ERROR_FAILURE; + + NS_ENSURE_ARG(prop); + *_retval = nsnull; + *persistant = PR_TRUE; + +#if (defined (XP_MAC) || defined(XP_MACOSX)) && !defined(VBOX_MACOSX_FOLLOWS_UNIX_IO) + short foundVRefNum; + SInt32 foundDirID; + FSSpec fileSpec; + nsCOMPtr<nsILocalFileMac> macFile; +#endif + + if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_DIR) == 0) + { + rv = GetProductDirectory(getter_AddRefs(localFile)); + } + else if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_FILE) == 0) + { + rv = GetProductDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendNative(APP_REGISTRY_NAME); + } + else if (nsCRT::strcmp(prop, NS_APP_DEFAULTS_50_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME); + } + else if (nsCRT::strcmp(prop, NS_APP_PREF_DEFAULTS_50_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) { + rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(DEFAULTS_PREF_DIR_NAME); + } + } + else if (nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_50_DIR) == 0 || + nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) { + rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(DEFAULTS_PROFILE_DIR_NAME); + } + } + else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_ROOT_DIR) == 0) + { + rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile)); + } + else if (nsCRT::strcmp(prop, NS_APP_RES_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(RES_DIR_NAME); + } + else if (nsCRT::strcmp(prop, NS_APP_CHROME_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(CHROME_DIR_NAME); + } + else if (nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME); + } +#if (defined(XP_MAC) || defined(XP_MACOSX)) && !defined(VBOX_MACOSX_FOLLOWS_UNIX_IO) + else if (nsCRT::strcmp(prop, NS_MACOSX_USER_PLUGIN_DIR) == 0) + { + if (!(::FindFolder(kUserDomain, + kInternetPlugInFolderType, + kDontCreateFolder, &foundVRefNum, &foundDirID)) && + !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) { + rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile)); + if (NS_SUCCEEDED(rv)) + localFile = macFile; + } + } + else if (nsCRT::strcmp(prop, NS_MACOSX_LOCAL_PLUGIN_DIR) == 0) + { + if (!(::FindFolder(kLocalDomain, + kInternetPlugInFolderType, + kDontCreateFolder, &foundVRefNum, &foundDirID)) && + !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) { + rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile)); + if (NS_SUCCEEDED(rv)) + localFile = macFile; + } + } + else if (nsCRT::strcmp(prop, NS_MAC_CLASSIC_PLUGIN_DIR) == 0) + { + if (!(::FindFolder(kOnAppropriateDisk, + kInternetPlugInFolderType, + kDontCreateFolder, &foundVRefNum, &foundDirID)) && + !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) { + rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile)); + if (NS_SUCCEEDED(rv)) + localFile = macFile; + } + } +#else + else if (nsCRT::strcmp(prop, NS_ENV_PLUGINS_DIR) == 0) + { + NS_ERROR("Don't use nsAppFileLocationProvider::GetFile(NS_ENV_PLUGINS_DIR, ...). " + "Use nsAppFileLocationProvider::GetFiles(...)."); + const char *pathVar = PR_GetEnv("VBOX_XPCOM_PLUGIN_PATH"); + if (pathVar) + rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), PR_TRUE, getter_AddRefs(localFile)); + } + else if (nsCRT::strcmp(prop, NS_USER_PLUGINS_DIR) == 0) + { + rv = GetProductDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME); + } +#endif + else if (nsCRT::strcmp(prop, NS_APP_SEARCH_DIR) == 0) + { + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendRelativeNativePath(SEARCH_DIR_NAME); + } + else if (nsCRT::strcmp(prop, NS_APP_INSTALL_CLEANUP_DIR) == 0) + { + // This is cloned so that embeddors will have a hook to override + // with their own cleanup dir. See bugzilla bug #105087 + rv = CloneMozBinDirectory(getter_AddRefs(localFile)); +#ifdef XP_MAC + if (NS_SUCCEEDED(rv)) + rv = localFile->AppendNative(ESSENTIAL_FILES); +#endif + + } + + if (localFile && NS_SUCCEEDED(rv)) + return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval); + + return rv; +} + + +NS_METHOD nsAppFileLocationProvider::CloneMozBinDirectory(nsILocalFile **aLocalFile) +{ + NS_ENSURE_ARG_POINTER(aLocalFile); + nsresult rv; + + if (!mMozBinDirectory) + { + // Get the mozilla bin directory + // 1. Check the directory service first for NS_XPCOM_CURRENT_PROCESS_DIR + // This will be set if a directory was passed to NS_InitXPCOM + // 2. If that doesn't work, set it to be the current process directory + nsCOMPtr<nsIProperties> + directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv)); + if (NS_FAILED(rv)) + return rv; + + rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory)); + if (NS_FAILED(rv)) { + rv = directoryService->Get(NS_OS_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory)); + if (NS_FAILED(rv)) + return rv; + } + } + + nsCOMPtr<nsIFile> aFile; + rv = mMozBinDirectory->Clone(getter_AddRefs(aFile)); + if (NS_FAILED(rv)) + return rv; + + nsCOMPtr<nsILocalFile> lfile = do_QueryInterface (aFile); + if (!lfile) + return NS_ERROR_FAILURE; + + NS_IF_ADDREF(*aLocalFile = lfile); + return NS_OK; +} + + +//---------------------------------------------------------------------------------------- +// GetProductDirectory - Gets the directory which contains the application data folder +// +// UNIX : ~/.mozilla/ +// WIN : <Application Data folder on user's machine>\Mozilla +// Mac : :Documents:Mozilla: +//---------------------------------------------------------------------------------------- +NS_METHOD nsAppFileLocationProvider::GetProductDirectory(nsILocalFile **aLocalFile) +{ + NS_ENSURE_ARG_POINTER(aLocalFile); + + nsresult rv; + PRBool exists; + nsCOMPtr<nsILocalFile> localDir; + +#if defined(XP_MAC) + nsCOMPtr<nsIProperties> directoryService = + do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv); + if (NS_FAILED(rv)) return rv; + OSErr err; + long response; + err = ::Gestalt(gestaltSystemVersion, &response); + const char *prop = (!err && response >= 0x00001000) ? NS_MAC_USER_LIB_DIR : NS_MAC_DOCUMENTS_DIR; + rv = directoryService->Get(prop, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir)); + if (NS_FAILED(rv)) return rv; +#elif defined(XP_MACOSX) && !defined(VBOX_MACOSX_FOLLOWS_UNIX_IO) + FSRef fsRef; + OSErr err = ::FSFindFolder(kUserDomain, kDomainLibraryFolderType, kCreateFolder, &fsRef); + if (err) return NS_ERROR_FAILURE; + NS_NewLocalFile(EmptyString(), PR_TRUE, getter_AddRefs(localDir)); + if (!localDir) return NS_ERROR_FAILURE; + nsCOMPtr<nsILocalFileMac> localDirMac(do_QueryInterface(localDir)); + rv = localDirMac->InitWithFSRef(&fsRef); + if (NS_FAILED(rv)) return rv; +#elif defined(XP_OS2) + nsCOMPtr<nsIProperties> directoryService = + do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv); + if (NS_FAILED(rv)) return rv; + rv = directoryService->Get(NS_OS2_HOME_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir)); + if (NS_FAILED(rv)) return rv; +#elif defined(XP_WIN) + nsCOMPtr<nsIProperties> directoryService = + do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv); + if (NS_FAILED(rv)) return rv; + rv = directoryService->Get(NS_WIN_APPDATA_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir)); + if (NS_SUCCEEDED(rv)) + rv = localDir->Exists(&exists); + if (NS_FAILED(rv) || !exists) + { + // On some Win95 machines, NS_WIN_APPDATA_DIR does not exist - revert to NS_WIN_WINDOWS_DIR + localDir = nsnull; + rv = directoryService->Get(NS_WIN_WINDOWS_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir)); + } + if (NS_FAILED(rv)) return rv; +#elif defined(XP_UNIX) + rv = NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")), PR_TRUE, getter_AddRefs(localDir)); + if (NS_FAILED(rv)) return rv; +#elif defined(XP_BEOS) + char path[MAXPATHLEN]; + find_directory(B_USER_SETTINGS_DIRECTORY, 0, 0, path, MAXPATHLEN); + // Need enough space to add the trailing backslash + int len = strlen(path); + if (len > MAXPATHLEN-2) + return NS_ERROR_FAILURE; + path[len] = '/'; + path[len+1] = '\0'; + rv = NS_NewNativeLocalFile(nsDependentCString(path), PR_TRUE, getter_AddRefs(localDir)); + if (NS_FAILED(rv)) return rv; +#else +#error dont_know_how_to_get_product_dir_on_your_platform +#endif + + rv = localDir->AppendRelativeNativePath(DEFAULT_PRODUCT_DIR); + if (NS_FAILED(rv)) return rv; + rv = localDir->Exists(&exists); + if (NS_SUCCEEDED(rv) && !exists) + rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0700); + if (NS_FAILED(rv)) return rv; + + *aLocalFile = localDir; + NS_ADDREF(*aLocalFile); + + return rv; +} + + +//---------------------------------------------------------------------------------------- +// GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir +// +// UNIX : ~/.mozilla/ +// WIN : <Application Data folder on user's machine>\Mozilla\Profiles +// Mac : :Documents:Mozilla:Profiles: +//---------------------------------------------------------------------------------------- +NS_METHOD nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsILocalFile **aLocalFile) +{ + NS_ENSURE_ARG_POINTER(aLocalFile); + + nsresult rv; + nsCOMPtr<nsILocalFile> localDir; + + rv = GetProductDirectory(getter_AddRefs(localDir)); + if (NS_FAILED(rv)) return rv; + +#if defined(XP_MAC) || defined(XP_MACOSX) || defined(XP_OS2) || defined(XP_WIN) + // These 3 platforms share this part of the path - do them as one + rv = localDir->AppendRelativeNativePath(NS_LITERAL_CSTRING("Profiles")); + if (NS_FAILED(rv)) return rv; + + PRBool exists; + rv = localDir->Exists(&exists); + if (NS_SUCCEEDED(rv) && !exists) + rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775); + if (NS_FAILED(rv)) return rv; +#endif + + *aLocalFile = localDir; + NS_ADDREF(*aLocalFile); + + return rv; +} + +//***************************************************************************** +// nsAppFileLocationProvider::nsIDirectoryServiceProvider2 +//***************************************************************************** + +class nsAppDirectoryEnumerator : public nsISimpleEnumerator +{ + public: + NS_DECL_ISUPPORTS + + /** + * aKeyList is a null-terminated list of properties which are provided by aProvider + * They do not need to be publicly defined keys. + */ + nsAppDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider, + const char* aKeyList[]) : + mProvider(aProvider), + mCurrentKey(aKeyList) + { + } + + NS_IMETHOD HasMoreElements(PRBool *result) + { + while (!mNext && *mCurrentKey) + { + PRBool dontCare; + nsCOMPtr<nsIFile> testFile; + (void)mProvider->GetFile(*mCurrentKey++, &dontCare, getter_AddRefs(testFile)); + // Don't return a file which does not exist. + PRBool exists; + if (testFile && NS_SUCCEEDED(testFile->Exists(&exists)) && exists) + mNext = testFile; + } + *result = mNext != nsnull; + return NS_OK; + } + + NS_IMETHOD GetNext(nsISupports **result) + { + NS_ENSURE_ARG_POINTER(result); + *result = nsnull; + + PRBool hasMore; + HasMoreElements(&hasMore); + if (!hasMore) + return NS_ERROR_FAILURE; + + *result = mNext; + NS_IF_ADDREF(*result); + mNext = nsnull; + + return *result ? NS_OK : NS_ERROR_FAILURE; + } + + // Virtual destructor since subclass nsPathsDirectoryEnumerator + // does not re-implement Release() + + virtual ~nsAppDirectoryEnumerator() + { + } + + protected: + nsIDirectoryServiceProvider *mProvider; + const char** mCurrentKey; + nsCOMPtr<nsIFile> mNext; +}; + +NS_IMPL_ISUPPORTS1(nsAppDirectoryEnumerator, nsISimpleEnumerator) + +/* nsPathsDirectoryEnumerator and PATH_SEPARATOR + * are not used on MacOS/X. */ + +#if defined(XP_WIN) || defined(XP_OS2)/* Win32, Win16, and OS/2 */ +#define PATH_SEPARATOR ';' +#else /*if defined(XP_UNIX) || defined(XP_BEOS)*/ +#define PATH_SEPARATOR ':' +#endif + +class nsPathsDirectoryEnumerator : public nsAppDirectoryEnumerator +{ + public: + /** + * aKeyList is a null-terminated list. + * The first element is a path list. + * The remainder are properties provided by aProvider. + * They do not need to be publicly defined keys. + */ + nsPathsDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider, + const char* aKeyList[]) : + nsAppDirectoryEnumerator(aProvider, aKeyList+1), + mEndPath(aKeyList[0]) + { + } + + NS_IMETHOD HasMoreElements(PRBool *result) + { + if (mEndPath) + while (!mNext && *mEndPath) + { + const char *pathVar = mEndPath; + do { ++mEndPath; } while (*mEndPath && *mEndPath != PATH_SEPARATOR); + + nsCOMPtr<nsILocalFile> localFile; + NS_NewNativeLocalFile(Substring(pathVar, mEndPath), + PR_TRUE, + getter_AddRefs(localFile)); + if (*mEndPath == PATH_SEPARATOR) + ++mEndPath; + // Don't return a "file" (directory) which does not exist. + PRBool exists; + if (localFile && + NS_SUCCEEDED(localFile->Exists(&exists)) && + exists) + mNext = localFile; + } + if (mNext) + *result = PR_TRUE; + else + nsAppDirectoryEnumerator::HasMoreElements(result); + + return NS_OK; + } + + protected: + const char *mEndPath; +}; + +NS_IMETHODIMP +nsAppFileLocationProvider::GetFiles(const char *prop, nsISimpleEnumerator **_retval) +{ + NS_ENSURE_ARG_POINTER(_retval); + *_retval = nsnull; + nsresult rv = NS_ERROR_FAILURE; + + if (!nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR_LIST)) + { +#if (defined(XP_MAC) || defined(XP_MACOSX)) && !defined(VBOX_MACOSX_FOLLOWS_UNIX_IO) + static const char* osXKeys[] = { NS_APP_PLUGINS_DIR, NS_MACOSX_USER_PLUGIN_DIR, NS_MACOSX_LOCAL_PLUGIN_DIR, nsnull }; + static const char* os9Keys[] = { NS_APP_PLUGINS_DIR, NS_MAC_CLASSIC_PLUGIN_DIR, nsnull }; + static const char** keys; + + if (!keys) { + OSErr err; + SInt32 response; + err = ::Gestalt(gestaltSystemVersion, &response); + keys = (!err && response >= 0x00001000) ? osXKeys : os9Keys; + } + + *_retval = new nsAppDirectoryEnumerator(this, keys); +#else + static const char* keys[] = { nsnull, NS_APP_PLUGINS_DIR, nsnull }; + if (!keys[0] && !(keys[0] = PR_GetEnv("VBOX_XPCOM_PLUGIN_PATH"))) { + static const char nullstr = 0; + keys[0] = &nullstr; + } + *_retval = new nsPathsDirectoryEnumerator(this, keys); +#endif + NS_IF_ADDREF(*_retval); + rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY; + } + return rv; +} |