зеркало из https://github.com/mozilla/gecko-dev.git
334 строки
10 KiB
C++
334 строки
10 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 "nsIDirectoryService.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 "CocoaFileUtils.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 "Application Registry"_ns
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# define ESSENTIAL_FILES "Essential Files"_ns
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#elif defined(XP_WIN)
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# define APP_REGISTRY_NAME "registry.dat"_ns
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#else
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# define APP_REGISTRY_NAME "appreg"_ns
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#endif
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// define default product directory
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#define DEFAULT_PRODUCT_DIR nsLiteralCString(MOZ_USER_DIR)
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#define DEFAULTS_DIR_NAME "defaults"_ns
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#define DEFAULTS_PREF_DIR_NAME "pref"_ns
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#define RES_DIR_NAME "res"_ns
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#define CHROME_DIR_NAME "chrome"_ns
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//*****************************************************************************
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// nsAppFileLocationProvider::Constructor/Destructor
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//*****************************************************************************
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nsAppFileLocationProvider::nsAppFileLocationProvider() = default;
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//*****************************************************************************
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// nsAppFileLocationProvider::nsISupports
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//*****************************************************************************
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NS_IMPL_ISUPPORTS(nsAppFileLocationProvider, nsIDirectoryServiceProvider)
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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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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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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_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 nsAppFileLocationProvider::CloneMozBinDirectory(nsIFile** aLocalFile) {
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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> 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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rv =
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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
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// 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 nsAppFileLocationProvider::GetProductDirectory(nsIFile** aLocalFile,
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bool aLocal) {
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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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NS_NewLocalFile(u""_ns, 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->InitWithCFURL(
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CocoaFileUtils::GetProductDirectoryCFURLRef(aLocal));
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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),
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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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#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
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// 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 nsAppFileLocationProvider::GetDefaultUserProfileRoot(
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nsIFile** aLocalFile, bool aLocal) {
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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("Profiles"_ns);
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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::nsIDirectoryServiceProvider
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//*****************************************************************************
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class nsAppDirectoryEnumerator : public nsSimpleEnumerator {
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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
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* aProvider 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), mCurrentKey(aKeyList) {}
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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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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,
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getter_AddRefs(testFile));
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mNext = testFile;
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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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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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