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gecko-dev/toolkit/xre/nsXREDirProvider.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brian Ryner <bryner@brianryner.com>
* Benjamin Smedberg <bsmedberg@covad.net>
* Ben Goodger <ben@mozilla.org>
* Jens Bannmann <jens.b@web.de>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsAppRunner.h"
#include "nsXREDirProvider.h"
#include "jsapi.h"
#include "nsIJSContextStack.h"
#include "nsIDirectoryEnumerator.h"
#include "nsILocalFile.h"
#include "nsIObserver.h"
#include "nsIObserverService.h"
#include "nsIPrefService.h"
#include "nsIProfileChangeStatus.h"
#include "nsISimpleEnumerator.h"
#include "nsIToolkitChromeRegistry.h"
#include "nsAppDirectoryServiceDefs.h"
#include "nsDirectoryServiceDefs.h"
#include "nsDirectoryServiceUtils.h"
#include "nsXULAppAPI.h"
#include "nsCategoryManagerUtils.h"
#include "nsINIParser.h"
#include "nsDependentString.h"
#include "nsCOMArray.h"
#include "nsArrayEnumerator.h"
#include "nsEnumeratorUtils.h"
#include "nsReadableUtils.h"
#include "mozilla/Services.h"
#include "mozilla/Omnijar.h"
#include <stdlib.h>
#ifdef XP_WIN
#include <windows.h>
#include <shlobj.h>
// This is not defined by VC6.
#ifndef CSIDL_LOCAL_APPDATA
#define CSIDL_LOCAL_APPDATA 0x001C
#endif
#endif
#ifdef XP_MACOSX
#include "nsILocalFileMac.h"
#endif
#ifdef XP_BEOS
#include <be/kernel/image.h>
#include <FindDirectory.h>
#endif
#ifdef XP_UNIX
#include <ctype.h>
#endif
#ifdef XP_OS2
#define INCL_DOS
#include <os2.h>
#endif
#if defined(XP_MACOSX)
#define APP_REGISTRY_NAME "Application Registry"
#elif defined(XP_WIN) || defined(XP_OS2)
#define APP_REGISTRY_NAME "registry.dat"
#else
#define APP_REGISTRY_NAME "appreg"
#endif
#define PREF_OVERRIDE_DIRNAME "preferences"
static already_AddRefed<nsILocalFile>
CloneAndAppend(nsIFile* aFile, const char* name)
{
nsCOMPtr<nsIFile> file;
aFile->Clone(getter_AddRefs(file));
nsCOMPtr<nsILocalFile> lfile = do_QueryInterface(file);
lfile->AppendNative(nsDependentCString(name));
return lfile.forget();
}
nsXREDirProvider* gDirServiceProvider = nsnull;
nsXREDirProvider::nsXREDirProvider() :
mProfileNotified(PR_FALSE)
{
gDirServiceProvider = this;
}
nsXREDirProvider::~nsXREDirProvider()
{
gDirServiceProvider = nsnull;
}
nsresult
nsXREDirProvider::Initialize(nsIFile *aXULAppDir,
nsILocalFile *aGREDir,
nsIDirectoryServiceProvider* aAppProvider)
{
NS_ENSURE_ARG(aXULAppDir);
NS_ENSURE_ARG(aGREDir);
mAppProvider = aAppProvider;
mXULAppDir = aXULAppDir;
mGREDir = aGREDir;
if (!mProfileDir) {
nsCOMPtr<nsIDirectoryServiceProvider> app(do_QueryInterface(mAppProvider));
if (app) {
PRBool per = PR_FALSE;
app->GetFile(NS_APP_USER_PROFILE_50_DIR, &per, getter_AddRefs(mProfileDir));
NS_ASSERTION(per, "NS_APP_USER_PROFILE_50_DIR must be persistent!");
NS_ASSERTION(mProfileDir, "NS_APP_USER_PROFILE_50_DIR not defined! This shouldn't happen!");
}
}
LoadAppBundleDirs();
return NS_OK;
}
nsresult
nsXREDirProvider::SetProfile(nsIFile* aDir, nsIFile* aLocalDir)
{
NS_ASSERTION(aDir && aLocalDir, "We don't support no-profile apps yet!");
nsresult rv;
rv = EnsureDirectoryExists(aDir);
if (NS_FAILED(rv))
return rv;
rv = EnsureDirectoryExists(aLocalDir);
if (NS_FAILED(rv))
return rv;
mProfileDir = aDir;
mProfileLocalDir = aLocalDir;
return NS_OK;
}
NS_IMPL_QUERY_INTERFACE3(nsXREDirProvider,
nsIDirectoryServiceProvider,
nsIDirectoryServiceProvider2,
nsIProfileStartup)
NS_IMETHODIMP_(nsrefcnt)
nsXREDirProvider::AddRef()
{
return 1;
}
NS_IMETHODIMP_(nsrefcnt)
nsXREDirProvider::Release()
{
return 0;
}
NS_IMETHODIMP
nsXREDirProvider::GetFile(const char* aProperty, PRBool* aPersistent,
nsIFile** aFile)
{
nsresult rv;
PRBool gettingProfile = PR_FALSE;
if (!strcmp(aProperty, NS_APP_USER_PROFILE_LOCAL_50_DIR)) {
// If XRE_NotifyProfile hasn't been called, don't fall through to
// mAppProvider on the profile keys.
if (!mProfileNotified)
return NS_ERROR_FAILURE;
if (mProfileLocalDir)
return mProfileLocalDir->Clone(aFile);
if (mAppProvider)
return mAppProvider->GetFile(aProperty, aPersistent, aFile);
// This falls through to the case below
gettingProfile = PR_TRUE;
}
if (!strcmp(aProperty, NS_APP_USER_PROFILE_50_DIR) || gettingProfile) {
if (!mProfileNotified)
return NS_ERROR_FAILURE;
if (mProfileDir)
return mProfileDir->Clone(aFile);
if (mAppProvider)
return mAppProvider->GetFile(aProperty, aPersistent, aFile);
// If we don't succeed here, bail early so that we aren't reentrant
// through the "GetProfileDir" call below.
return NS_ERROR_FAILURE;
}
if (mAppProvider) {
rv = mAppProvider->GetFile(aProperty, aPersistent, aFile);
if (NS_SUCCEEDED(rv) && *aFile)
return rv;
}
*aPersistent = PR_TRUE;
if (!strcmp(aProperty, NS_GRE_DIR)) {
return mGREDir->Clone(aFile);
}
else if (!strcmp(aProperty, NS_OS_CURRENT_PROCESS_DIR) ||
!strcmp(aProperty, NS_APP_INSTALL_CLEANUP_DIR)) {
return GetAppDir()->Clone(aFile);
}
rv = NS_ERROR_FAILURE;
nsCOMPtr<nsIFile> file;
if (!strcmp(aProperty, NS_APP_PROFILE_DEFAULTS_50_DIR) ||
!strcmp(aProperty, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR)) {
return GetProfileDefaultsDir(aFile);
}
else if (!strcmp(aProperty, NS_APP_PREF_DEFAULTS_50_DIR))
{
// return the GRE default prefs directory here, and the app default prefs
// directory (if applicable) in NS_APP_PREFS_DEFAULTS_DIR_LIST.
rv = mGREDir->Clone(getter_AddRefs(file));
if (NS_SUCCEEDED(rv)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("defaults"));
if (NS_SUCCEEDED(rv))
rv = file->AppendNative(NS_LITERAL_CSTRING("pref"));
}
}
else if (!strcmp(aProperty, NS_APP_APPLICATION_REGISTRY_DIR) ||
!strcmp(aProperty, XRE_USER_APP_DATA_DIR)) {
rv = GetUserAppDataDirectory((nsILocalFile**)(nsIFile**) getter_AddRefs(file));
}
else if (!strcmp(aProperty, XRE_UPDATE_ROOT_DIR)) {
#if defined(XP_WIN) && !defined(WINCE)
rv = GetUpdateRootDir(getter_AddRefs(file));
#else
// Only supported on Windows other than WINCE, so just immediately fail.
return NS_ERROR_FAILURE;
#endif
}
else if (!strcmp(aProperty, NS_APP_APPLICATION_REGISTRY_FILE)) {
rv = GetUserAppDataDirectory((nsILocalFile**)(nsIFile**) getter_AddRefs(file));
if (NS_SUCCEEDED(rv))
rv = file->AppendNative(NS_LITERAL_CSTRING(APP_REGISTRY_NAME));
}
else if (!strcmp(aProperty, NS_APP_USER_PROFILES_ROOT_DIR)) {
rv = GetUserAppDataDirectory((nsILocalFile**)(nsIFile**) getter_AddRefs(file));
if (NS_SUCCEEDED(rv)) {
#if !defined(XP_UNIX) || defined(XP_MACOSX)
rv = file->AppendNative(NS_LITERAL_CSTRING("Profiles"));
#endif
// We must create the profile directory here if it does not exist.
rv |= EnsureDirectoryExists(file);
}
}
else if (!strcmp(aProperty, NS_APP_USER_PROFILES_LOCAL_ROOT_DIR)) {
rv = GetUserLocalDataDirectory((nsILocalFile**)(nsIFile**) getter_AddRefs(file));
if (NS_SUCCEEDED(rv)) {
#if !defined(XP_UNIX) || defined(XP_MACOSX)
rv = file->AppendNative(NS_LITERAL_CSTRING("Profiles"));
#endif
// We must create the profile directory here if it does not exist.
rv |= EnsureDirectoryExists(file);
}
}
else if (!strcmp(aProperty, XRE_EXECUTABLE_FILE) && gArgv[0]) {
nsCOMPtr<nsILocalFile> lf;
rv = XRE_GetBinaryPath(gArgv[0], getter_AddRefs(lf));
if (NS_SUCCEEDED(rv))
file = lf;
}
else if (!strcmp(aProperty, "resource:app")) {
rv = GetAppDir()->Clone(getter_AddRefs(file));
}
else if (!strcmp(aProperty, NS_APP_PROFILE_DIR_STARTUP) && mProfileDir) {
return mProfileDir->Clone(aFile);
}
else if (!strcmp(aProperty, NS_APP_PROFILE_LOCAL_DIR_STARTUP)) {
if (mProfileLocalDir)
return mProfileLocalDir->Clone(aFile);
if (mProfileDir)
return mProfileDir->Clone(aFile);
if (mAppProvider)
return mAppProvider->GetFile(NS_APP_PROFILE_DIR_STARTUP, aPersistent,
aFile);
}
#if defined(XP_UNIX) || defined(XP_MACOSX)
else if (!strcmp(aProperty, XRE_SYS_LOCAL_EXTENSION_PARENT_DIR)) {
return GetSystemExtensionsDirectory((nsILocalFile**)(nsIFile**) aFile);
}
#endif
#if defined(XP_UNIX) && !defined(XP_MACOSX)
else if (!strcmp(aProperty, XRE_SYS_SHARE_EXTENSION_PARENT_DIR)) {
static const char *const sysLExtDir = "/usr/share/mozilla/extensions";
return NS_NewNativeLocalFile(nsDependentCString(sysLExtDir),
PR_FALSE, (nsILocalFile**)(nsIFile**) aFile);
}
#endif
else if (!strcmp(aProperty, XRE_USER_SYS_EXTENSION_DIR)) {
return GetSysUserExtensionsDirectory((nsILocalFile**)(nsIFile**) aFile);
}
else if (NS_SUCCEEDED(GetProfileStartupDir(getter_AddRefs(file)))) {
// We need to allow component, xpt, and chrome registration to
// occur prior to the profile-after-change notification.
if (!strcmp(aProperty, NS_APP_USER_CHROME_DIR)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("chrome"));
}
}
if (NS_SUCCEEDED(rv) && file) {
NS_ADDREF(*aFile = file);
return NS_OK;
}
PRBool ensureFilePermissions = PR_FALSE;
if (NS_SUCCEEDED(GetProfileDir(getter_AddRefs(file)))) {
if (!strcmp(aProperty, NS_APP_PREFS_50_DIR)) {
rv = NS_OK;
}
else if (!strcmp(aProperty, NS_APP_PREFS_50_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("prefs.js"));
}
else if (!strcmp(aProperty, NS_LOCALSTORE_UNSAFE_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("localstore.rdf"));
}
else if (!strcmp(aProperty, NS_APP_LOCALSTORE_50_FILE)) {
if (gSafeMode) {
rv = file->AppendNative(NS_LITERAL_CSTRING("localstore-safe.rdf"));
file->Remove(PR_FALSE);
}
else {
rv = file->AppendNative(NS_LITERAL_CSTRING("localstore.rdf"));
EnsureProfileFileExists(file);
ensureFilePermissions = PR_TRUE;
}
}
else if (!strcmp(aProperty, NS_APP_HISTORY_50_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("history.dat"));
}
else if (!strcmp(aProperty, NS_APP_USER_MIMETYPES_50_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("mimeTypes.rdf"));
EnsureProfileFileExists(file);
ensureFilePermissions = PR_TRUE;
}
else if (!strcmp(aProperty, NS_APP_STORAGE_50_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("storage.sdb"));
}
else if (!strcmp(aProperty, NS_APP_DOWNLOADS_50_FILE)) {
rv = file->AppendNative(NS_LITERAL_CSTRING("downloads.rdf"));
}
else if (!strcmp(aProperty, NS_APP_PREFS_OVERRIDE_DIR)) {
rv = mProfileDir->Clone(getter_AddRefs(file));
rv |= file->AppendNative(NS_LITERAL_CSTRING(PREF_OVERRIDE_DIRNAME));
rv |= EnsureDirectoryExists(file);
}
}
if (NS_FAILED(rv) || !file)
return NS_ERROR_FAILURE;
if (ensureFilePermissions) {
PRBool fileToEnsureExists;
PRBool isWritable;
if (NS_SUCCEEDED(file->Exists(&fileToEnsureExists)) && fileToEnsureExists
&& NS_SUCCEEDED(file->IsWritable(&isWritable)) && !isWritable) {
PRUint32 permissions;
if (NS_SUCCEEDED(file->GetPermissions(&permissions))) {
rv = file->SetPermissions(permissions | 0600);
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to ensure file permissions");
}
}
}
NS_ADDREF(*aFile = file);
return NS_OK;
}
static void
LoadAppDirIntoArray(nsIFile* aXULAppDir,
const char *const *aAppendList,
nsCOMArray<nsIFile>& aDirectories)
{
if (!aXULAppDir)
return;
nsCOMPtr<nsIFile> subdir;
aXULAppDir->Clone(getter_AddRefs(subdir));
if (!subdir)
return;
for (; *aAppendList; ++aAppendList)
subdir->AppendNative(nsDependentCString(*aAppendList));
PRBool exists;
if (NS_SUCCEEDED(subdir->Exists(&exists)) && exists)
aDirectories.AppendObject(subdir);
}
static void
LoadDirsIntoArray(nsCOMArray<nsIFile>& aSourceDirs,
const char *const* aAppendList,
nsCOMArray<nsIFile>& aDirectories)
{
nsCOMPtr<nsIFile> appended;
PRBool exists;
for (PRInt32 i = 0; i < aSourceDirs.Count(); ++i) {
aSourceDirs[i]->Clone(getter_AddRefs(appended));
if (!appended)
continue;
for (const char *const *a = aAppendList; *a; ++a)
appended->AppendNative(nsDependentCString(*a));
if (NS_SUCCEEDED(appended->Exists(&exists)) && exists)
aDirectories.AppendObject(appended);
}
}
static const char *const kAppendChromeManifests[] =
{ "chrome.manifest", nsnull };
NS_IMETHODIMP
nsXREDirProvider::GetFiles(const char* aProperty, nsISimpleEnumerator** aResult)
{
nsresult rv;
nsCOMPtr<nsISimpleEnumerator> appEnum;
nsCOMPtr<nsIDirectoryServiceProvider2>
appP2(do_QueryInterface(mAppProvider));
if (appP2) {
rv = appP2->GetFiles(aProperty, getter_AddRefs(appEnum));
if (NS_FAILED(rv)) {
appEnum = nsnull;
}
else if (rv != NS_SUCCESS_AGGREGATE_RESULT) {
NS_ADDREF(*aResult = appEnum);
return NS_OK;
}
}
nsCOMPtr<nsISimpleEnumerator> xreEnum;
rv = GetFilesInternal(aProperty, getter_AddRefs(xreEnum));
if (NS_FAILED(rv)) {
if (appEnum) {
NS_ADDREF(*aResult = appEnum);
return NS_SUCCESS_AGGREGATE_RESULT;
}
return rv;
}
rv = NS_NewUnionEnumerator(aResult, appEnum, xreEnum);
if (NS_FAILED(rv))
return rv;
return NS_SUCCESS_AGGREGATE_RESULT;
}
static void
LoadExtensionDirectories(nsINIParser &parser,
const char *aSection,
nsCOMArray<nsIFile> &aDirectories,
NSLocationType aType)
{
nsresult rv;
PRInt32 i = 0;
nsCOMPtr<nsIPrefServiceInternal> prefs =
do_GetService("@mozilla.org/preferences-service;1");
do {
nsCAutoString buf("Extension");
buf.AppendInt(i++);
nsCAutoString path;
rv = parser.GetString(aSection, buf.get(), path);
if (NS_FAILED(rv))
return;
nsCOMPtr<nsILocalFile> dir = do_CreateInstance("@mozilla.org/file/local;1", &rv);
if (NS_FAILED(rv))
continue;
rv = dir->SetPersistentDescriptor(path);
if (NS_FAILED(rv))
continue;
if (Substring(path, path.Length() - 4).Equals(NS_LITERAL_CSTRING(".xpi"))) {
XRE_AddJarManifestLocation(aType, dir);
if (!prefs)
continue;
prefs->ReadExtensionPrefs(dir);
}
else {
aDirectories.AppendObject(dir);
nsCOMPtr<nsILocalFile> manifest =
CloneAndAppend(dir, "chrome.manifest");
XRE_AddManifestLocation(aType, manifest);
}
}
while (PR_TRUE);
}
void
nsXREDirProvider::LoadExtensionBundleDirectories()
{
if (mProfileDir && !gSafeMode) {
nsCOMPtr<nsIFile> extensionsINI;
mProfileDir->Clone(getter_AddRefs(extensionsINI));
if (!extensionsINI)
return;
extensionsINI->AppendNative(NS_LITERAL_CSTRING("extensions.ini"));
nsCOMPtr<nsILocalFile> extensionsINILF =
do_QueryInterface(extensionsINI);
if (!extensionsINILF)
return;
nsINIParser parser;
nsresult rv = parser.Init(extensionsINILF);
if (NS_FAILED(rv))
return;
LoadExtensionDirectories(parser, "ExtensionDirs", mExtensionDirectories,
NS_COMPONENT_LOCATION);
LoadExtensionDirectories(parser, "ThemeDirs", mThemeDirectories,
NS_SKIN_LOCATION);
}
}
void
nsXREDirProvider::LoadAppBundleDirs()
{
nsCOMPtr<nsIFile> dir;
nsresult rv = mXULAppDir->Clone(getter_AddRefs(dir));
if (NS_FAILED(rv))
return;
dir->AppendNative(NS_LITERAL_CSTRING("distribution"));
dir->AppendNative(NS_LITERAL_CSTRING("bundles"));
nsCOMPtr<nsISimpleEnumerator> e;
rv = dir->GetDirectoryEntries(getter_AddRefs(e));
if (NS_FAILED(rv))
return;
nsCOMPtr<nsIDirectoryEnumerator> files = do_QueryInterface(e);
if (!files)
return;
nsCOMPtr<nsIFile> subdir;
while (NS_SUCCEEDED(files->GetNextFile(getter_AddRefs(subdir))) && subdir) {
mAppBundleDirectories.AppendObject(subdir);
nsCOMPtr<nsILocalFile> manifest =
CloneAndAppend(subdir, "chrome.manifest");
XRE_AddManifestLocation(NS_COMPONENT_LOCATION, manifest);
}
}
static const char *const kAppendPrefDir[] = { "defaults", "preferences", nsnull };
#ifdef DEBUG_bsmedberg
static void
DumpFileArray(const char *key,
nsCOMArray<nsIFile> dirs)
{
fprintf(stderr, "nsXREDirProvider::GetFilesInternal(%s)\n", key);
nsCAutoString path;
for (PRInt32 i = 0; i < dirs.Count(); ++i) {
dirs[i]->GetNativePath(path);
fprintf(stderr, " %s\n", path.get());
}
}
#endif // DEBUG_bsmedberg
nsresult
nsXREDirProvider::GetFilesInternal(const char* aProperty,
nsISimpleEnumerator** aResult)
{
nsresult rv = NS_OK;
*aResult = nsnull;
if (!strcmp(aProperty, XRE_EXTENSIONS_DIR_LIST)) {
nsCOMArray<nsIFile> directories;
static const char *const kAppendNothing[] = { nsnull };
LoadDirsIntoArray(mAppBundleDirectories,
kAppendNothing, directories);
LoadDirsIntoArray(mExtensionDirectories,
kAppendNothing, directories);
rv = NS_NewArrayEnumerator(aResult, directories);
}
else if (!strcmp(aProperty, NS_APP_PREFS_DEFAULTS_DIR_LIST)) {
nsCOMArray<nsIFile> directories;
LoadAppDirIntoArray(mXULAppDir, kAppendPrefDir, directories);
LoadDirsIntoArray(mAppBundleDirectories,
kAppendPrefDir, directories);
rv = NS_NewArrayEnumerator(aResult, directories);
}
else if (!strcmp(aProperty, NS_EXT_PREFS_DEFAULTS_DIR_LIST)) {
nsCOMArray<nsIFile> directories;
LoadDirsIntoArray(mExtensionDirectories,
kAppendPrefDir, directories);
if (mProfileDir) {
nsCOMPtr<nsIFile> overrideFile;
mProfileDir->Clone(getter_AddRefs(overrideFile));
overrideFile->AppendNative(NS_LITERAL_CSTRING(PREF_OVERRIDE_DIRNAME));
PRBool exists;
if (NS_SUCCEEDED(overrideFile->Exists(&exists)) && exists)
directories.AppendObject(overrideFile);
}
rv = NS_NewArrayEnumerator(aResult, directories);
}
else if (!strcmp(aProperty, NS_APP_CHROME_DIR_LIST)) {
// NS_APP_CHROME_DIR_LIST is only used to get default (native) icons
// for OS window decoration.
static const char *const kAppendChromeDir[] = { "chrome", nsnull };
nsCOMArray<nsIFile> directories;
LoadAppDirIntoArray(mXULAppDir,
kAppendChromeDir,
directories);
LoadDirsIntoArray(mAppBundleDirectories,
kAppendChromeDir,
directories);
LoadDirsIntoArray(mExtensionDirectories,
kAppendChromeDir,
directories);
rv = NS_NewArrayEnumerator(aResult, directories);
}
else if (!strcmp(aProperty, NS_APP_PLUGINS_DIR_LIST)) {
static const char *const kAppendPlugins[] = { "plugins", nsnull };
nsCOMArray<nsIFile> directories;
// The root dirserviceprovider does quite a bit for us: we're mainly
// interested in xulapp and extension-provided plugins.
LoadDirsIntoArray(mAppBundleDirectories,
kAppendPlugins,
directories);
LoadDirsIntoArray(mExtensionDirectories,
kAppendPlugins,
directories);
if (mProfileDir) {
nsCOMArray<nsIFile> profileDir;
profileDir.AppendObject(mProfileDir);
LoadDirsIntoArray(profileDir,
kAppendPlugins,
directories);
}
rv = NS_NewArrayEnumerator(aResult, directories);
NS_ENSURE_SUCCESS(rv, rv);
rv = NS_SUCCESS_AGGREGATE_RESULT;
}
else
rv = NS_ERROR_FAILURE;
return rv;
}
NS_IMETHODIMP
nsXREDirProvider::GetDirectory(nsIFile* *aResult)
{
NS_ENSURE_TRUE(mProfileDir, NS_ERROR_NOT_INITIALIZED);
return mProfileDir->Clone(aResult);
}
NS_IMETHODIMP
nsXREDirProvider::DoStartup()
{
if (!mProfileNotified) {
nsCOMPtr<nsIObserverService> obsSvc =
mozilla::services::GetObserverService();
if (!obsSvc) return NS_ERROR_FAILURE;
mProfileNotified = PR_TRUE;
static const PRUnichar kStartup[] = {'s','t','a','r','t','u','p','\0'};
obsSvc->NotifyObservers(nsnull, "profile-do-change", kStartup);
// Init the Extension Manager
nsCOMPtr<nsIObserver> em = do_GetService("@mozilla.org/addons/integration;1");
if (em) {
em->Observe(nsnull, "addons-startup", nsnull);
} else {
NS_WARNING("Failed to create Addons Manager.");
}
LoadExtensionBundleDirectories();
obsSvc->NotifyObservers(nsnull, "load-extension-defaults", nsnull);
obsSvc->NotifyObservers(nsnull, "profile-after-change", kStartup);
// Any component that has registered for the profile-after-change category
// should also be created at this time.
(void)NS_CreateServicesFromCategory("profile-after-change", nsnull,
"profile-after-change");
obsSvc->NotifyObservers(nsnull, "profile-initial-state", nsnull);
}
return NS_OK;
}
class ProfileChangeStatusImpl : public nsIProfileChangeStatus
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIPROFILECHANGESTATUS
ProfileChangeStatusImpl() { }
private:
~ProfileChangeStatusImpl() { }
};
NS_IMPL_ISUPPORTS1(ProfileChangeStatusImpl, nsIProfileChangeStatus)
NS_IMETHODIMP
ProfileChangeStatusImpl::VetoChange()
{
NS_ERROR("Can't veto change!");
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
ProfileChangeStatusImpl::ChangeFailed()
{
NS_ERROR("Profile change cancellation.");
return NS_ERROR_FAILURE;
}
void
nsXREDirProvider::DoShutdown()
{
if (mProfileNotified) {
nsCOMPtr<nsIObserverService> obsSvc =
mozilla::services::GetObserverService();
NS_ASSERTION(obsSvc, "No observer service?");
if (obsSvc) {
nsCOMPtr<nsIProfileChangeStatus> cs = new ProfileChangeStatusImpl();
static const PRUnichar kShutdownPersist[] =
{'s','h','u','t','d','o','w','n','-','p','e','r','s','i','s','t','\0'};
obsSvc->NotifyObservers(cs, "profile-change-net-teardown", kShutdownPersist);
obsSvc->NotifyObservers(cs, "profile-change-teardown", kShutdownPersist);
// Phase 2c: Now that things are torn down, force JS GC so that things which depend on
// resources which are about to go away in "profile-before-change" are destroyed first.
nsCOMPtr<nsIThreadJSContextStack> stack
(do_GetService("@mozilla.org/js/xpc/ContextStack;1"));
if (stack)
{
JSContext *cx = nsnull;
stack->GetSafeJSContext(&cx);
if (cx)
::JS_GC(cx);
}
// Phase 3: Notify observers of a profile change
obsSvc->NotifyObservers(cs, "profile-before-change", kShutdownPersist);
}
mProfileNotified = PR_FALSE;
}
}
#ifdef XP_WIN
static nsresult
GetShellFolderPath(int folder, nsAString& _retval)
{
PRUnichar* buf;
PRUint32 bufLength = _retval.GetMutableData(&buf, MAXPATHLEN + 3);
NS_ENSURE_TRUE(bufLength >= (MAXPATHLEN + 3), NS_ERROR_OUT_OF_MEMORY);
nsresult rv = NS_OK;
#if defined(WINCE) && !defined(WINCE_WINDOWS_MOBILE)
if (folder == CSIDL_APPDATA || folder == CSIDL_LOCAL_APPDATA)
folder = CSIDL_PROFILE;
BOOL ok = SHGetSpecialFolderPath(NULL, buf, folder, true);
if (!ok) {
_retval.SetLength(0);
return NS_ERROR_FAILURE;
}
buf[bufLength - 1] = L'\0';
_retval.SetLength(wcslen(buf));
// sometimes CSIDL_PROFILE shows up without a root slash
if (folder == CSIDL_PROFILE && buf[0] != '\\') {
_retval.Insert('\\', 0);
}
#else
LPITEMIDLIST pItemIDList = NULL;
if (SUCCEEDED(SHGetSpecialFolderLocation(NULL, folder, &pItemIDList)) &&
SHGetPathFromIDListW(pItemIDList, buf)) {
// We're going to use wcslen (wcsnlen not available in msvc7.1) so make
// sure to null terminate.
buf[bufLength - 1] = L'\0';
_retval.SetLength(wcslen(buf));
} else {
_retval.SetLength(0);
rv = NS_ERROR_NOT_AVAILABLE;
}
CoTaskMemFree(pItemIDList);
#endif
return rv;
}
#ifndef WINCE
/**
* Provides a fallback for getting the path to APPDATA or LOCALAPPDATA by
* querying the registry when the call to SHGetSpecialFolderLocation or
* SHGetPathFromIDListW is unable to provide these paths (Bug 513958).
*/
static nsresult
GetRegWindowsAppDataFolder(PRBool aLocal, nsAString& _retval)
{
HKEY key;
NS_NAMED_LITERAL_STRING(keyName,
"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders");
DWORD res = ::RegOpenKeyExW(HKEY_CURRENT_USER, keyName.get(), 0, KEY_READ,
&key);
if (res != ERROR_SUCCESS) {
_retval.SetLength(0);
return NS_ERROR_NOT_AVAILABLE;
}
DWORD type, size;
res = RegQueryValueExW(key, (aLocal ? L"Local AppData" : L"AppData"), NULL,
&type, NULL, &size);
// The call to RegQueryValueExW must succeed, the type must be REG_SZ, the
// buffer size must not equal 0, and the buffer size be a multiple of 2.
if (res != ERROR_SUCCESS || type != REG_SZ || size == 0 || size % 2 != 0) {
::RegCloseKey(key);
_retval.SetLength(0);
return NS_ERROR_NOT_AVAILABLE;
}
// |size| includes room for the terminating null character
DWORD resultLen = size / 2 - 1;
_retval.SetLength(resultLen);
nsAString::iterator begin;
_retval.BeginWriting(begin);
if (begin.size_forward() != resultLen) {
::RegCloseKey(key);
_retval.SetLength(0);
return NS_ERROR_NOT_AVAILABLE;
}
res = RegQueryValueExW(key, (aLocal ? L"Local AppData" : L"AppData"), NULL,
NULL, (LPBYTE) begin.get(), &size);
::RegCloseKey(key);
if (res != ERROR_SUCCESS) {
_retval.SetLength(0);
return NS_ERROR_NOT_AVAILABLE;
}
return NS_OK;
}
#endif
nsresult
nsXREDirProvider::GetUpdateRootDir(nsIFile* *aResult)
{
nsCOMPtr<nsIFile> appDir = GetAppDir();
nsAutoString appPath;
nsresult rv = appDir->GetPath(appPath);
NS_ENSURE_SUCCESS(rv, rv);
// AppDir may be a short path. Convert to long path to make sure
// the consistency of the update folder location
nsString longPath;
PRUnichar* buf;
PRUint32 bufLength = longPath.GetMutableData(&buf, MAXPATHLEN);
NS_ENSURE_TRUE(bufLength >= MAXPATHLEN, NS_ERROR_OUT_OF_MEMORY);
#ifdef WINCE
longPath.Assign(appPath);
#else
DWORD len = GetLongPathNameW(appPath.get(), buf, bufLength);
// Failing GetLongPathName() is not fatal.
if (len <= 0 || len >= bufLength)
longPath.Assign(appPath);
else
longPath.SetLength(len);
#endif
// Use <UserLocalDataDir>\updates\<relative path to app dir from
// Program Files> if app dir is under Program Files to avoid the
// folder virtualization mess on Windows Vista
nsAutoString programFiles;
rv = GetShellFolderPath(CSIDL_PROGRAM_FILES, programFiles);
NS_ENSURE_SUCCESS(rv, rv);
programFiles.AppendLiteral("\\");
PRUint32 programFilesLen = programFiles.Length();
if (longPath.Length() < programFilesLen)
return NS_ERROR_FAILURE;
if (_wcsnicmp(programFiles.get(), longPath.get(), programFilesLen) != 0)
return NS_ERROR_FAILURE;
nsCOMPtr<nsILocalFile> updRoot;
rv = GetUserLocalDataDirectory(getter_AddRefs(updRoot));
NS_ENSURE_SUCCESS(rv, rv);
rv = updRoot->AppendRelativePath(Substring(longPath, programFilesLen));
NS_ENSURE_SUCCESS(rv, rv);
NS_ADDREF(*aResult = updRoot);
return NS_OK;
}
#endif
nsresult
nsXREDirProvider::GetProfileStartupDir(nsIFile* *aResult)
{
if (mProfileDir)
return mProfileDir->Clone(aResult);
if (mAppProvider) {
nsCOMPtr<nsIFile> needsclone;
PRBool dummy;
nsresult rv = mAppProvider->GetFile(NS_APP_PROFILE_DIR_STARTUP,
&dummy,
getter_AddRefs(needsclone));
if (NS_SUCCEEDED(rv))
return needsclone->Clone(aResult);
}
return NS_ERROR_FAILURE;
}
nsresult
nsXREDirProvider::GetProfileDir(nsIFile* *aResult)
{
if (mProfileDir) {
if (!mProfileNotified)
return NS_ERROR_FAILURE;
return mProfileDir->Clone(aResult);
}
if (mAppProvider) {
nsCOMPtr<nsIFile> needsclone;
PRBool dummy;
nsresult rv = mAppProvider->GetFile(NS_APP_USER_PROFILE_50_DIR,
&dummy,
getter_AddRefs(needsclone));
if (NS_SUCCEEDED(rv))
return needsclone->Clone(aResult);
}
return NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, aResult);
}
nsresult
nsXREDirProvider::GetUserDataDirectoryHome(nsILocalFile** aFile, PRBool aLocal)
{
// Copied from nsAppFileLocationProvider (more or less)
nsresult rv;
nsCOMPtr<nsILocalFile> localDir;
#if defined(XP_MACOSX)
FSRef fsRef;
OSType folderType;
if (aLocal) {
folderType = kCachedDataFolderType;
} else {
#ifdef MOZ_THUNDERBIRD
folderType = kDomainLibraryFolderType;
#else
folderType = kApplicationSupportFolderType;
#endif
}
OSErr err = ::FSFindFolder(kUserDomain, folderType, kCreateFolder, &fsRef);
NS_ENSURE_FALSE(err, NS_ERROR_FAILURE);
rv = NS_NewNativeLocalFile(EmptyCString(), PR_TRUE, getter_AddRefs(localDir));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsILocalFileMac> dirFileMac = do_QueryInterface(localDir);
NS_ENSURE_TRUE(dirFileMac, NS_ERROR_UNEXPECTED);
rv = dirFileMac->InitWithFSRef(&fsRef);
NS_ENSURE_SUCCESS(rv, rv);
localDir = do_QueryInterface(dirFileMac, &rv);
#elif defined(XP_WIN)
nsString path;
if (aLocal) {
rv = GetShellFolderPath(CSIDL_LOCAL_APPDATA, path);
#ifndef WINCE
if (NS_FAILED(rv))
rv = GetRegWindowsAppDataFolder(aLocal, path);
#endif
}
if (!aLocal || NS_FAILED(rv)) {
rv = GetShellFolderPath(CSIDL_APPDATA, path);
#ifndef WINCE
if (NS_FAILED(rv)) {
if (!aLocal)
rv = GetRegWindowsAppDataFolder(aLocal, path);
}
#endif
}
NS_ENSURE_SUCCESS(rv, rv);
rv = NS_NewLocalFile(path, PR_TRUE, getter_AddRefs(localDir));
#elif defined(XP_OS2)
#if 0 /* For OS/2 we want to always use MOZILLA_HOME */
// we want an environment variable of the form
// FIREFOX_HOME, etc
if (!gAppData)
return NS_ERROR_FAILURE;
nsDependentCString envVar(nsDependentCString(gAppData->name));
envVar.Append("_HOME");
char *pHome = getenv(envVar.get());
#endif
char *pHome = getenv("MOZILLA_HOME");
if (pHome && *pHome) {
rv = NS_NewNativeLocalFile(nsDependentCString(pHome), PR_TRUE,
getter_AddRefs(localDir));
} else {
PPIB ppib;
PTIB ptib;
char appDir[CCHMAXPATH];
DosGetInfoBlocks(&ptib, &ppib);
DosQueryModuleName(ppib->pib_hmte, CCHMAXPATH, appDir);
*strrchr(appDir, '\\') = '\0';
rv = NS_NewNativeLocalFile(nsDependentCString(appDir), PR_TRUE, getter_AddRefs(localDir));
}
#elif defined(XP_BEOS)
char appDir[MAXPATHLEN];
if (find_directory(B_USER_SETTINGS_DIRECTORY, NULL, true, appDir, MAXPATHLEN))
return NS_ERROR_FAILURE;
int len = strlen(appDir);
appDir[len] = '/';
appDir[len+1] = '\0';
rv = NS_NewNativeLocalFile(nsDependentCString(appDir), PR_TRUE,
getter_AddRefs(localDir));
#elif defined(ANDROID)
// used for setting the patch to our profile
// XXX: investigate putting the profile somewhere else
const char* homeDir = "/data/data/org.mozilla." MOZ_APP_NAME;
rv = NS_NewNativeLocalFile(nsDependentCString(homeDir), PR_TRUE,
getter_AddRefs(localDir));
#elif defined(XP_UNIX)
const char* homeDir = getenv("HOME");
if (!homeDir || !*homeDir)
return NS_ERROR_FAILURE;
rv = NS_NewNativeLocalFile(nsDependentCString(homeDir), PR_TRUE,
getter_AddRefs(localDir));
#else
#error "Don't know how to get product dir on your platform"
#endif
NS_IF_ADDREF(*aFile = localDir);
return rv;
}
nsresult
nsXREDirProvider::GetSysUserExtensionsDirectory(nsILocalFile** aFile)
{
nsCOMPtr<nsILocalFile> localDir;
nsresult rv = GetUserDataDirectoryHome(getter_AddRefs(localDir), PR_FALSE);
NS_ENSURE_SUCCESS(rv, rv);
rv = AppendSysUserExtensionPath(localDir);
NS_ENSURE_SUCCESS(rv, rv);
rv = EnsureDirectoryExists(localDir);
NS_ENSURE_SUCCESS(rv, rv);
NS_ADDREF(*aFile = localDir);
return NS_OK;
}
#if defined(XP_UNIX) || defined(XP_MACOSX)
nsresult
nsXREDirProvider::GetSystemExtensionsDirectory(nsILocalFile** aFile)
{
nsresult rv;
nsCOMPtr<nsILocalFile> localDir;
#if defined(XP_MACOSX)
FSRef fsRef;
OSErr err = ::FSFindFolder(kOnSystemDisk, kApplicationSupportFolderType, kCreateFolder, &fsRef);
NS_ENSURE_FALSE(err, NS_ERROR_FAILURE);
rv = NS_NewNativeLocalFile(EmptyCString(), PR_TRUE, getter_AddRefs(localDir));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsILocalFileMac> dirFileMac = do_QueryInterface(localDir);
NS_ENSURE_TRUE(dirFileMac, NS_ERROR_UNEXPECTED);
rv = dirFileMac->InitWithFSRef(&fsRef);
NS_ENSURE_SUCCESS(rv, rv);
localDir = do_QueryInterface(dirFileMac, &rv);
static const char* const sXR = "Mozilla";
rv = localDir->AppendNative(nsDependentCString(sXR));
NS_ENSURE_SUCCESS(rv, rv);
static const char* const sExtensions = "Extensions";
rv = localDir->AppendNative(nsDependentCString(sExtensions));
NS_ENSURE_SUCCESS(rv, rv);
#elif defined(XP_UNIX)
static const char *const sysSExtDir =
#ifdef HAVE_USR_LIB64_DIR
"/usr/lib64/mozilla/extensions";
#else
"/usr/lib/mozilla/extensions";
#endif
rv = NS_NewNativeLocalFile(nsDependentCString(sysSExtDir), PR_FALSE,
getter_AddRefs(localDir));
NS_ENSURE_SUCCESS(rv, rv);
#endif
NS_ADDREF(*aFile = localDir);
return NS_OK;
}
#endif
nsresult
nsXREDirProvider::GetUserDataDirectory(nsILocalFile** aFile, PRBool aLocal)
{
nsCOMPtr<nsILocalFile> localDir;
nsresult rv = GetUserDataDirectoryHome(getter_AddRefs(localDir), aLocal);
NS_ENSURE_SUCCESS(rv, rv);
rv = AppendProfilePath(localDir);
NS_ENSURE_SUCCESS(rv, rv);
#ifdef DEBUG_jungshik
nsCAutoString cwd;
localDir->GetNativePath(cwd);
printf("nsXREDirProvider::GetUserDataDirectory: %s\n", cwd.get());
#endif
rv = EnsureDirectoryExists(localDir);
NS_ENSURE_SUCCESS(rv, rv);
NS_ADDREF(*aFile = localDir);
return NS_OK;
}
nsresult
nsXREDirProvider::EnsureDirectoryExists(nsIFile* aDirectory)
{
PRBool exists;
nsresult rv = aDirectory->Exists(&exists);
NS_ENSURE_SUCCESS(rv, rv);
#ifdef DEBUG_jungshik
if (!exists) {
nsCAutoString cwd;
aDirectory->GetNativePath(cwd);
printf("nsXREDirProvider::EnsureDirectoryExists: %s does not\n", cwd.get());
}
#endif
if (!exists)
rv = aDirectory->Create(nsIFile::DIRECTORY_TYPE, 0700);
#ifdef DEBUG_jungshik
if (NS_FAILED(rv))
NS_WARNING("nsXREDirProvider::EnsureDirectoryExists: create failed");
#endif
return rv;
}
void
nsXREDirProvider::EnsureProfileFileExists(nsIFile *aFile)
{
nsresult rv;
PRBool exists;
rv = aFile->Exists(&exists);
if (NS_FAILED(rv) || exists) return;
nsCAutoString leafName;
rv = aFile->GetNativeLeafName(leafName);
if (NS_FAILED(rv)) return;
nsCOMPtr<nsIFile> defaultsFile;
rv = GetProfileDefaultsDir(getter_AddRefs(defaultsFile));
if (NS_FAILED(rv)) return;
rv = defaultsFile->AppendNative(leafName);
if (NS_FAILED(rv)) return;
defaultsFile->CopyToNative(mProfileDir, EmptyCString());
}
nsresult
nsXREDirProvider::GetProfileDefaultsDir(nsIFile* *aResult)
{
NS_ASSERTION(mGREDir, "nsXREDirProvider not initialized.");
NS_PRECONDITION(aResult, "Null out-param");
nsresult rv;
nsCOMPtr<nsIFile> defaultsDir;
rv = GetAppDir()->Clone(getter_AddRefs(defaultsDir));
NS_ENSURE_SUCCESS(rv, rv);
rv = defaultsDir->AppendNative(NS_LITERAL_CSTRING("defaults"));
NS_ENSURE_SUCCESS(rv, rv);
rv = defaultsDir->AppendNative(NS_LITERAL_CSTRING("profile"));
NS_ENSURE_SUCCESS(rv, rv);
NS_ADDREF(*aResult = defaultsDir);
return NS_OK;
}
nsresult
nsXREDirProvider::AppendSysUserExtensionPath(nsIFile* aFile)
{
NS_ASSERTION(aFile, "Null pointer!");
nsresult rv;
#if defined (XP_MACOSX) || defined(XP_WIN) || defined(XP_OS2) || defined(XP_BEOS)
static const char* const sXR = "Mozilla";
rv = aFile->AppendNative(nsDependentCString(sXR));
NS_ENSURE_SUCCESS(rv, rv);
static const char* const sExtensions = "Extensions";
rv = aFile->AppendNative(nsDependentCString(sExtensions));
NS_ENSURE_SUCCESS(rv, rv);
#elif defined(XP_UNIX)
static const char* const sXR = ".mozilla";
rv = aFile->AppendNative(nsDependentCString(sXR));
NS_ENSURE_SUCCESS(rv, rv);
static const char* const sExtensions = "extensions";
rv = aFile->AppendNative(nsDependentCString(sExtensions));
NS_ENSURE_SUCCESS(rv, rv);
#else
#error "Don't know how to get XRE user extension path on your platform"
#endif
return NS_OK;
}
nsresult
nsXREDirProvider::AppendProfilePath(nsIFile* aFile)
{
NS_ASSERTION(aFile, "Null pointer!");
nsresult rv;
if (!gAppData)
return NS_ERROR_FAILURE;
#if defined (XP_MACOSX)
if (gAppData->profile) {
rv = AppendProfileString(aFile, gAppData->profile);
}
else {
// Note that MacOS ignores the vendor when creating the profile hierarchy -
// all application preferences directories live alongside one another in
// ~/Library/Application Support/
rv = aFile->AppendNative(nsDependentCString(gAppData->name));
}
NS_ENSURE_SUCCESS(rv, rv);
#elif defined(XP_WIN) || defined(XP_OS2) || defined(XP_BEOS)
if (gAppData->profile) {
rv = AppendProfileString(aFile, gAppData->profile);
}
else {
if (gAppData->vendor) {
rv = aFile->AppendNative(nsDependentCString(gAppData->vendor));
NS_ENSURE_SUCCESS(rv, rv);
}
rv = aFile->AppendNative(nsDependentCString(gAppData->name));
}
NS_ENSURE_SUCCESS(rv, rv);
#elif defined(ANDROID)
// The directory used for storing profiles
// The parent of this directory is set in GetUserDataDirectoryHome
// XXX: handle gAppData->profile properly
rv = aFile->AppendNative(nsDependentCString("mozilla"));
NS_ENSURE_SUCCESS(rv, rv);
#elif defined(XP_UNIX)
// Make it hidden (i.e. using the ".")
nsCAutoString folder(".");
if (gAppData->profile) {
// Skip any leading path characters
const char* profileStart = gAppData->profile;
while (*profileStart == '/' || *profileStart == '\\')
profileStart++;
// On the off chance that someone wanted their folder to be hidden don't
// let it become ".."
if (*profileStart == '.')
profileStart++;
folder.Append(profileStart);
ToLowerCase(folder);
rv = AppendProfileString(aFile, folder.BeginReading());
}
else {
if (gAppData->vendor) {
folder.Append(gAppData->vendor);
ToLowerCase(folder);
rv = aFile->AppendNative(folder);
NS_ENSURE_SUCCESS(rv, rv);
folder.Truncate();
}
folder.Append(gAppData->name);
ToLowerCase(folder);
rv = aFile->AppendNative(folder);
}
NS_ENSURE_SUCCESS(rv, rv);
#else
#error "Don't know how to get profile path on your platform"
#endif
return NS_OK;
}
nsresult
nsXREDirProvider::AppendProfileString(nsIFile* aFile, const char* aPath)
{
NS_ASSERTION(aFile, "Null file!");
NS_ASSERTION(aPath, "Null path!");
nsCAutoString pathDup(aPath);
char* path = pathDup.BeginWriting();
nsresult rv;
char* subdir;
while ((subdir = NS_strtok("/\\", &path))) {
rv = aFile->AppendNative(nsDependentCString(subdir));
NS_ENSURE_SUCCESS(rv, rv);
}
return NS_OK;
}
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