зеркало из https://github.com/mozilla/gecko-dev.git
547 строки
16 KiB
C++
547 строки
16 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsAppFileLocationProvider.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsEnumeratorUtils.h"
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#include "nsAtom.h"
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#include "nsIFile.h"
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#include "nsString.h"
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#include "nsSimpleEnumerator.h"
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#include "prenv.h"
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#include "nsCRT.h"
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#if defined(MOZ_WIDGET_COCOA)
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#include <Carbon/Carbon.h>
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#include "nsILocalFileMac.h"
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#elif defined(XP_WIN)
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#include <windows.h>
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#include <shlobj.h>
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#elif defined(XP_UNIX)
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/param.h>
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#endif
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// WARNING: These hard coded names need to go away. They need to
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// come from localizable resources
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#if defined(MOZ_WIDGET_COCOA)
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("Application Registry")
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#define ESSENTIAL_FILES NS_LITERAL_CSTRING("Essential Files")
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#elif defined(XP_WIN)
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("registry.dat")
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#else
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#define APP_REGISTRY_NAME NS_LITERAL_CSTRING("appreg")
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#endif
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// define default product directory
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#define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR)
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// Locally defined keys used by nsAppDirectoryEnumerator
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#define NS_ENV_PLUGINS_DIR "EnvPlugins" // env var MOZ_PLUGIN_PATH
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#define NS_USER_PLUGINS_DIR "UserPlugins"
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#ifdef MOZ_WIDGET_COCOA
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#define NS_MACOSX_USER_PLUGIN_DIR "OSXUserPlugins"
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#define NS_MACOSX_LOCAL_PLUGIN_DIR "OSXLocalPlugins"
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#elif XP_UNIX
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#define NS_SYSTEM_PLUGINS_DIR "SysPlugins"
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#endif
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#define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("defaults")
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#define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("pref")
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#define 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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//*****************************************************************************
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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_ISUPPORTS(nsAppFileLocationProvider,
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nsIDirectoryServiceProvider,
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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* aProp, bool* aPersistent,
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nsIFile** aResult)
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{
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if (NS_WARN_IF(!aProp)) {
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return NS_ERROR_INVALID_ARG;
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}
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nsCOMPtr<nsIFile> localFile;
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nsresult rv = NS_ERROR_FAILURE;
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*aResult = nullptr;
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*aPersistent = true;
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#ifdef MOZ_WIDGET_COCOA
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FSRef fileRef;
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nsCOMPtr<nsILocalFileMac> macFile;
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#endif
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if (nsCRT::strcmp(aProp, NS_APP_APPLICATION_REGISTRY_DIR) == 0) {
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rv = GetProductDirectory(getter_AddRefs(localFile));
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} else if (nsCRT::strcmp(aProp, NS_APP_APPLICATION_REGISTRY_FILE) == 0) {
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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(aProp, NS_APP_DEFAULTS_50_DIR) == 0) {
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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(aProp, NS_APP_PREF_DEFAULTS_50_DIR) == 0) {
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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(aProp, NS_APP_USER_PROFILES_ROOT_DIR) == 0) {
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rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile));
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} else if (nsCRT::strcmp(aProp, NS_APP_USER_PROFILES_LOCAL_ROOT_DIR) == 0) {
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rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile), true);
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} else if (nsCRT::strcmp(aProp, NS_APP_RES_DIR) == 0) {
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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(aProp, NS_APP_CHROME_DIR) == 0) {
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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(aProp, NS_APP_PLUGINS_DIR) == 0) {
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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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}
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#ifdef MOZ_WIDGET_COCOA
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else if (nsCRT::strcmp(aProp, NS_MACOSX_USER_PLUGIN_DIR) == 0) {
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if (::FSFindFolder(kUserDomain, kInternetPlugInFolderType, false,
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&fileRef) == noErr) {
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rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
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if (NS_SUCCEEDED(rv)) {
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localFile = macFile;
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}
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}
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} else if (nsCRT::strcmp(aProp, NS_MACOSX_LOCAL_PLUGIN_DIR) == 0) {
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if (::FSFindFolder(kLocalDomain, kInternetPlugInFolderType, false,
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&fileRef) == noErr) {
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rv = NS_NewLocalFileWithFSRef(&fileRef, true, getter_AddRefs(macFile));
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if (NS_SUCCEEDED(rv)) {
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localFile = macFile;
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}
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}
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}
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#else
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else if (nsCRT::strcmp(aProp, NS_ENV_PLUGINS_DIR) == 0) {
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NS_ERROR("Don't use nsAppFileLocationProvider::GetFile(NS_ENV_PLUGINS_DIR, ...). "
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"Use nsAppFileLocationProvider::GetFiles(...).");
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const char* pathVar = PR_GetEnv("MOZ_PLUGIN_PATH");
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if (pathVar && *pathVar)
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rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), true,
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getter_AddRefs(localFile));
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} else if (nsCRT::strcmp(aProp, NS_USER_PLUGINS_DIR) == 0) {
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#ifdef ENABLE_SYSTEM_EXTENSION_DIRS
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rv = GetProductDirectory(getter_AddRefs(localFile));
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if (NS_SUCCEEDED(rv)) {
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rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
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}
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#else
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rv = NS_ERROR_FAILURE;
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#endif
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}
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#ifdef XP_UNIX
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else if (nsCRT::strcmp(aProp, NS_SYSTEM_PLUGINS_DIR) == 0) {
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#ifdef ENABLE_SYSTEM_EXTENSION_DIRS
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static const char* const sysLPlgDir =
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#if defined(HAVE_USR_LIB64_DIR) && defined(__LP64__)
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"/usr/lib64/mozilla/plugins";
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#elif defined(__OpenBSD__) || defined (__FreeBSD__)
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"/usr/local/lib/mozilla/plugins";
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#else
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"/usr/lib/mozilla/plugins";
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#endif
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rv = NS_NewNativeLocalFile(nsDependentCString(sysLPlgDir),
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false, getter_AddRefs(localFile));
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#else
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rv = NS_ERROR_FAILURE;
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#endif
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}
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#endif
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#endif
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else if (nsCRT::strcmp(aProp, NS_APP_INSTALL_CLEANUP_DIR) == 0) {
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// This is cloned so that embeddors will have a hook to override
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// with their own cleanup dir. See bugzilla bug #105087
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rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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}
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if (localFile && NS_SUCCEEDED(rv)) {
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localFile.forget(aResult);
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return NS_OK;
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}
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return rv;
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}
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nsresult
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nsAppFileLocationProvider::CloneMozBinDirectory(nsIFile** aLocalFile)
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{
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if (NS_WARN_IF(!aLocalFile)) {
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return NS_ERROR_INVALID_ARG;
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}
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nsresult rv;
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if (!mMozBinDirectory) {
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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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}
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rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile),
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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),
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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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}
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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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}
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NS_IF_ADDREF(*aLocalFile = aFile);
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return NS_OK;
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}
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//----------------------------------------------------------------------------------------
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// GetProductDirectory - Gets the directory which contains the application data folder
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//
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// UNIX : ~/.mozilla/
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// WIN : <Application Data folder on user's machine>\Mozilla
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// Mac : :Documents:Mozilla:
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//----------------------------------------------------------------------------------------
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nsresult
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nsAppFileLocationProvider::GetProductDirectory(nsIFile** aLocalFile,
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bool aLocal)
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{
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if (NS_WARN_IF(!aLocalFile)) {
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return NS_ERROR_INVALID_ARG;
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}
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nsresult rv;
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bool exists;
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nsCOMPtr<nsIFile> localDir;
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#if defined(MOZ_WIDGET_COCOA)
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FSRef fsRef;
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OSType folderType = aLocal ? (OSType)kCachedDataFolderType :
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(OSType)kDomainLibraryFolderType;
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OSErr err = ::FSFindFolder(kUserDomain, folderType, kCreateFolder, &fsRef);
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if (err) {
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return NS_ERROR_FAILURE;
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}
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NS_NewLocalFile(EmptyString(), true, getter_AddRefs(localDir));
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if (!localDir) {
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return NS_ERROR_FAILURE;
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}
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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)) {
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return rv;
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}
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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)) {
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return rv;
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}
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const char* prop = aLocal ? NS_WIN_LOCAL_APPDATA_DIR : NS_WIN_APPDATA_DIR;
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rv = directoryService->Get(prop, NS_GET_IID(nsIFile), getter_AddRefs(localDir));
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if (NS_FAILED(rv)) {
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return rv;
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}
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#elif defined(XP_UNIX)
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rv = NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")), true,
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getter_AddRefs(localDir));
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if (NS_FAILED(rv)) {
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return rv;
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}
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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)) {
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return rv;
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}
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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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}
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if (NS_FAILED(rv)) {
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return rv;
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}
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localDir.forget(aLocalFile);
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return rv;
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}
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//----------------------------------------------------------------------------------------
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// GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir
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//
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// UNIX : ~/.mozilla/
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// WIN : <Application Data folder on user's machine>\Mozilla\Profiles
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// Mac : :Documents:Mozilla:Profiles:
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//----------------------------------------------------------------------------------------
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nsresult
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nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsIFile** aLocalFile,
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bool aLocal)
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{
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if (NS_WARN_IF(!aLocalFile)) {
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return NS_ERROR_INVALID_ARG;
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}
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nsresult rv;
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nsCOMPtr<nsIFile> localDir;
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rv = GetProductDirectory(getter_AddRefs(localDir), aLocal);
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if (NS_FAILED(rv)) {
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return rv;
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}
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#if defined(MOZ_WIDGET_COCOA) || defined(XP_WIN)
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// These 3 platforms share this part of the path - do them as one
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rv = localDir->AppendRelativeNativePath(NS_LITERAL_CSTRING("Profiles"));
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if (NS_FAILED(rv)) {
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return rv;
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}
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bool exists;
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rv = localDir->Exists(&exists);
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if (NS_SUCCEEDED(rv) && !exists) {
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rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775);
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}
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if (NS_FAILED(rv)) {
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return rv;
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}
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#endif
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localDir.forget(aLocalFile);
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return rv;
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}
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//*****************************************************************************
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// nsAppFileLocationProvider::nsIDirectoryServiceProvider2
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//*****************************************************************************
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class nsAppDirectoryEnumerator : public nsSimpleEnumerator
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{
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public:
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/**
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* aKeyList is a null-terminated list of properties which are provided by aProvider
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* They do not need to be publicly defined keys.
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*/
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nsAppDirectoryEnumerator(nsIDirectoryServiceProvider* aProvider,
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const char* aKeyList[]) :
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mProvider(aProvider),
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mCurrentKey(aKeyList)
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{
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}
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const nsID& DefaultInterface() override { return NS_GET_IID(nsIFile); }
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NS_IMETHOD HasMoreElements(bool* aResult) override
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{
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while (!mNext && *mCurrentKey) {
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bool dontCare;
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nsCOMPtr<nsIFile> testFile;
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(void)mProvider->GetFile(*mCurrentKey++, &dontCare, getter_AddRefs(testFile));
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// Don't return a file which does not exist.
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bool exists;
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if (testFile && NS_SUCCEEDED(testFile->Exists(&exists)) && exists) {
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mNext = testFile;
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}
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}
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*aResult = mNext != nullptr;
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return NS_OK;
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}
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NS_IMETHOD GetNext(nsISupports** aResult) override
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{
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if (NS_WARN_IF(!aResult)) {
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return NS_ERROR_INVALID_ARG;
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}
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*aResult = nullptr;
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bool hasMore;
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HasMoreElements(&hasMore);
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if (!hasMore) {
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return NS_ERROR_FAILURE;
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}
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*aResult = mNext;
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NS_IF_ADDREF(*aResult);
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mNext = nullptr;
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return *aResult ? NS_OK : NS_ERROR_FAILURE;
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}
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protected:
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nsCOMPtr<nsIDirectoryServiceProvider> mProvider;
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const char** mCurrentKey;
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nsCOMPtr<nsIFile> mNext;
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};
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/* nsPathsDirectoryEnumerator and PATH_SEPARATOR
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* are not used on MacOS/X. */
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#if defined(XP_WIN) /* Win32 */
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#define PATH_SEPARATOR ';'
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#else
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#define PATH_SEPARATOR ':'
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#endif
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class nsPathsDirectoryEnumerator final
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: public nsAppDirectoryEnumerator
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{
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~nsPathsDirectoryEnumerator() {}
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public:
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/**
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* aKeyList is a null-terminated list.
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* The first element is a path list.
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* The remainder are properties provided by aProvider.
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* They do not need to be publicly defined keys.
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*/
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nsPathsDirectoryEnumerator(nsIDirectoryServiceProvider* aProvider,
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const char* aKeyList[]) :
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nsAppDirectoryEnumerator(aProvider, aKeyList + 1),
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mEndPath(aKeyList[0])
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{
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}
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NS_IMETHOD HasMoreElements(bool* aResult) override
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{
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if (mEndPath)
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while (!mNext && *mEndPath) {
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const char* pathVar = mEndPath;
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// skip PATH_SEPARATORs at the begining of the mEndPath
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while (*pathVar == PATH_SEPARATOR) {
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++pathVar;
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}
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do {
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++mEndPath;
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} while (*mEndPath && *mEndPath != PATH_SEPARATOR);
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nsCOMPtr<nsIFile> localFile;
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NS_NewNativeLocalFile(Substring(pathVar, mEndPath),
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true,
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getter_AddRefs(localFile));
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if (*mEndPath == PATH_SEPARATOR) {
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++mEndPath;
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}
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// Don't return a "file" (directory) which does not exist.
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bool exists;
|
|
if (localFile &&
|
|
NS_SUCCEEDED(localFile->Exists(&exists)) &&
|
|
exists) {
|
|
mNext = localFile;
|
|
}
|
|
}
|
|
if (mNext) {
|
|
*aResult = true;
|
|
} else {
|
|
nsAppDirectoryEnumerator::HasMoreElements(aResult);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
protected:
|
|
const char* mEndPath;
|
|
};
|
|
|
|
NS_IMETHODIMP
|
|
nsAppFileLocationProvider::GetFiles(const char* aProp,
|
|
nsISimpleEnumerator** aResult)
|
|
{
|
|
if (NS_WARN_IF(!aResult)) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
*aResult = nullptr;
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
if (!nsCRT::strcmp(aProp, NS_APP_PLUGINS_DIR_LIST)) {
|
|
#ifdef MOZ_WIDGET_COCOA
|
|
static const char* keys[] = {
|
|
NS_APP_PLUGINS_DIR,
|
|
NS_MACOSX_USER_PLUGIN_DIR,
|
|
NS_MACOSX_LOCAL_PLUGIN_DIR,
|
|
nullptr
|
|
};
|
|
*aResult = new nsAppDirectoryEnumerator(this, keys);
|
|
#else
|
|
#ifdef XP_UNIX
|
|
static const char* keys[] = { nullptr, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, NS_SYSTEM_PLUGINS_DIR, nullptr };
|
|
#else
|
|
static const char* keys[] = { nullptr, NS_USER_PLUGINS_DIR, NS_APP_PLUGINS_DIR, nullptr };
|
|
#endif
|
|
if (!keys[0] && !(keys[0] = PR_GetEnv("MOZ_PLUGIN_PATH"))) {
|
|
static const char nullstr = 0;
|
|
keys[0] = &nullstr;
|
|
}
|
|
*aResult = new nsPathsDirectoryEnumerator(this, keys);
|
|
#endif
|
|
NS_ADDREF(*aResult);
|
|
rv = NS_OK;
|
|
}
|
|
if (!strcmp(aProp, NS_APP_DISTRIBUTION_SEARCH_DIR_LIST)) {
|
|
return NS_NewEmptyEnumerator(aResult);
|
|
}
|
|
return rv;
|
|
}
|