mirror of
https://github.com/mozilla/gecko-dev.git
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637 lines
23 KiB
C++
Executable File
637 lines
23 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Conrad Carlen <conrad@ingress.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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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 "nsILocalFile.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(XP_MAC) || defined(XP_MACOSX)
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#include <Folders.h>
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#include <Script.h>
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#include <Processes.h>
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#include <Gestalt.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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#elif defined(XP_BEOS)
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#include <sys/param.h>
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#include <kernel/image.h>
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#include <storage/FindDirectory.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(XP_MAC) || defined(XP_MACOSX)
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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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#if defined (XP_MAC) || defined (WINCE)
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#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING("Mozilla")
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#else
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#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR)
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#endif
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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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#if defined(XP_MAC) || defined(XP_MACOSX)
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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_MAC_CLASSIC_PLUGIN_DIR "MacSysPlugins"
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#endif
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#if defined(XP_MAC)
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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("Plug-ins")
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#define SEARCH_DIR_NAME NS_LITERAL_CSTRING("Search Plugins")
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#else
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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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#endif
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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, PRBool *persistant, nsIFile **_retval)
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{
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nsCOMPtr<nsILocalFile> 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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*persistant = PR_TRUE;
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#if defined (XP_MAC) || defined(XP_MACOSX)
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short foundVRefNum;
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long foundDirID;
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FSSpec fileSpec;
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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), PR_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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#if defined(XP_MAC) || defined(XP_MACOSX)
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else if (nsCRT::strcmp(prop, NS_MACOSX_USER_PLUGIN_DIR) == 0)
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{
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if (!(::FindFolder(kUserDomain,
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kInternetPlugInFolderType,
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kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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!(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_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 (!(::FindFolder(kLocalDomain,
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kInternetPlugInFolderType,
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kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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!(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_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_MAC_CLASSIC_PLUGIN_DIR) == 0)
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{
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if (!(::FindFolder(kOnAppropriateDisk,
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kInternetPlugInFolderType,
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kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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!(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_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
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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)
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rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), PR_TRUE, 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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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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}
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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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#ifdef XP_MAC
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if (NS_SUCCEEDED(rv))
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rv = localFile->AppendNative(ESSENTIAL_FILES);
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#endif
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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(nsILocalFile **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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nsCOMPtr<nsILocalFile> lfile = do_QueryInterface (aFile);
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if (!lfile)
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return NS_ERROR_FAILURE;
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NS_IF_ADDREF(*aLocalFile = lfile);
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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(nsILocalFile **aLocalFile, PRBool aLocal)
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{
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NS_ENSURE_ARG_POINTER(aLocalFile);
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nsresult rv;
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PRBool exists;
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nsCOMPtr<nsILocalFile> localDir;
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#if defined(XP_MAC)
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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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OSErr err;
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long response;
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err = ::Gestalt(gestaltSystemVersion, &response);
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const char *prop = (!err && response >= 0x00001000) ? NS_MAC_USER_LIB_DIR : NS_MAC_DOCUMENTS_DIR;
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rv = directoryService->Get(prop, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#elif defined(XP_MACOSX)
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FSRef fsRef;
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OSType folderType = aLocal ? kCachedDataFolderType : 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(), PR_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(nsILocalFile), getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#elif defined(WINCE)
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rv = NS_NewNativeLocalFile(nsDependentCString("\\Windows"), PR_TRUE, 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(nsILocalFile), getter_AddRefs(localDir));
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if (NS_SUCCEEDED(rv))
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rv = localDir->Exists(&exists);
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if (NS_FAILED(rv) || !exists)
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{
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// On some Win95 machines, NS_WIN_APPDATA_DIR does not exist - revert to NS_WIN_WINDOWS_DIR
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localDir = nsnull;
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rv = directoryService->Get(NS_WIN_WINDOWS_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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}
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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")), PR_TRUE, getter_AddRefs(localDir));
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if (NS_FAILED(rv)) return rv;
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#elif defined(XP_BEOS)
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char path[MAXPATHLEN];
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find_directory(B_USER_SETTINGS_DIRECTORY, 0, 0, path, MAXPATHLEN);
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// Need enough space to add the trailing backslash
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int len = strlen(path);
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if (len > MAXPATHLEN-2)
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return NS_ERROR_FAILURE;
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path[len] = '/';
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path[len+1] = '\0';
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rv = NS_NewNativeLocalFile(nsDependentCString(path), PR_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;
|
|
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, PRBool aLocal)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aLocalFile);
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsILocalFile> localDir;
|
|
|
|
rv = GetProductDirectory(getter_AddRefs(localDir), aLocal);
|
|
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)
|
|
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;
|
|
long response;
|
|
err = ::Gestalt(gestaltSystemVersion, &response);
|
|
keys = (!err && response >= 0x00001000) ? osXKeys : os9Keys;
|
|
}
|
|
|
|
*_retval = new nsAppDirectoryEnumerator(this, keys);
|
|
#else
|
|
static const char* keys[] = { nsnull, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, nsnull };
|
|
if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_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;
|
|
}
|
|
if (!nsCRT::strcmp(prop, NS_APP_SEARCH_DIR_LIST))
|
|
{
|
|
static const char* keys[] = { nsnull, NS_APP_SEARCH_DIR, NS_APP_USER_SEARCH_DIR, nsnull };
|
|
if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_SEARCH_ENGINE_PATH"))) {
|
|
static const char nullstr = 0;
|
|
keys[0] = &nullstr;
|
|
}
|
|
*_retval = new nsPathsDirectoryEnumerator(this, keys);
|
|
NS_IF_ADDREF(*_retval);
|
|
rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
return rv;
|
|
}
|