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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/common/chrome_paths.h"
#include "base/command_line.h"
#include "base/file_path.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/string_util.h"
#include "base/sys_info.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_paths_internal.h"
#include "chrome/common/chrome_switches.h"
#if defined(OS_MACOSX)
#include "base/mac_util.h"
#endif
namespace chrome {
bool GetGearsPluginPathFromCommandLine(FilePath* path) {
#ifndef NDEBUG
// for debugging, support a cmd line based override
std::wstring plugin_path = CommandLine::ForCurrentProcess()->GetSwitchValue(
switches::kGearsPluginPathOverride);
// TODO(tc): After GetSwitchNativeValue lands, we don't need to use
// FromWStringHack.
*path = FilePath::FromWStringHack(plugin_path);
return !plugin_path.empty();
#else
return false;
#endif
}
bool PathProvider(int key, FilePath* result) {
// Some keys are just aliases...
switch (key) {
case chrome::DIR_APP:
return PathService::Get(base::DIR_MODULE, result);
case chrome::DIR_LOGS:
#ifdef NDEBUG
// Release builds write to the data dir
return PathService::Get(chrome::DIR_USER_DATA, result);
#else
// Debug builds write next to the binary (in the build tree)
#if defined(OS_MACOSX)
if (!PathService::Get(base::DIR_EXE, result))
return false;
if (mac_util::AmIBundled()) {
// If we're called from chrome, dump it beside the app (outside the
// app bundle), if we're called from a unittest, we'll already
// outside the bundle so use the exe dir.
// exe_dir gave us .../Chromium.app/Contents/MacOS/Chromium.
*result = result->DirName();
*result = result->DirName();
*result = result->DirName();
}
return true;
#else
return PathService::Get(base::DIR_EXE, result);
#endif // defined(OS_MACOSX)
#endif // NDEBUG
case chrome::FILE_RESOURCE_MODULE:
return PathService::Get(base::FILE_MODULE, result);
}
// Assume that we will not need to create the directory if it does not exist.
// This flag can be set to true for the cases where we want to create it.
bool create_dir = false;
FilePath cur;
switch (key) {
case chrome::DIR_USER_DATA:
if (!GetDefaultUserDataDirectory(&cur))
return false;
create_dir = true;
break;
case chrome::DIR_USER_CACHE:
#if defined(OS_LINUX)
if (!GetUserCacheDirectory(&cur))
return false;
create_dir = true;
#else
// No concept of a separate cache directory on non-Linux systems.
return false;
#endif
break;
case chrome::DIR_USER_DOCUMENTS:
if (!GetUserDocumentsDirectory(&cur))
return false;
create_dir = true;
break;
case chrome::DIR_DEFAULT_DOWNLOADS:
if (!GetUserDownloadsDirectory(&cur))
return false;
create_dir = true;
break;
case chrome::DIR_CRASH_DUMPS:
// The crash reports are always stored relative to the default user data
// directory. This avoids the problem of having to re-initialize the
// exception handler after parsing command line options, which may
// override the location of the app's profile directory.
if (!GetDefaultUserDataDirectory(&cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("Crash Reports"));
create_dir = true;
break;
case chrome::DIR_USER_DESKTOP:
if (!GetUserDesktop(&cur))
return false;
break;
case chrome::DIR_INSPECTOR:
if (!PathService::Get(chrome::DIR_APP, &cur))
return false;
#if defined(OS_MACOSX)
cur = cur.DirName();
cur = cur.Append(FILE_PATH_LITERAL("Resources"));
cur = cur.Append(FILE_PATH_LITERAL("inspector"));
#else
cur = cur.Append(FILE_PATH_LITERAL("resources"));
cur = cur.Append(FILE_PATH_LITERAL("inspector"));
#endif
break;
case chrome::DIR_APP_DICTIONARIES:
#if defined(OS_LINUX) || defined(OS_MACOSX)
// We can't write into the EXE dir on Linux, so keep dictionaries
// alongside the safe browsing database in the user data dir.
// And we don't want to write into the bundle on the Mac, so push
// it to the user data dir there also.
if (!PathService::Get(chrome::DIR_USER_DATA, &cur))
return false;
#else
if (!PathService::Get(base::DIR_EXE, &cur))
return false;
#endif
cur = cur.Append(FILE_PATH_LITERAL("Dictionaries"));
create_dir = true;
break;
case chrome::FILE_LOCAL_STATE:
if (!PathService::Get(chrome::DIR_USER_DATA, &cur))
return false;
cur = cur.Append(chrome::kLocalStateFilename);
break;
case chrome::FILE_RECORDED_SCRIPT:
if (!PathService::Get(chrome::DIR_USER_DATA, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("script.log"));
break;
case chrome::FILE_GEARS_PLUGIN:
if (!GetGearsPluginPathFromCommandLine(&cur)) {
#if defined(OS_WIN)
// Search for gears.dll alongside chrome.dll first. This new model
// allows us to package gears.dll with the Chrome installer and update
// it while Chrome is running.
if (!PathService::Get(base::DIR_MODULE, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("gears.dll"));
if (!file_util::PathExists(cur)) {
if (!PathService::Get(base::DIR_EXE, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("plugins"));
cur = cur.Append(FILE_PATH_LITERAL("gears"));
cur = cur.Append(FILE_PATH_LITERAL("gears.dll"));
}
#else
// No gears.dll on non-Windows systems.
return false;
#endif
}
break;
// The following are only valid in the development environment, and
// will fail if executed from an installed executable (because the
// generated path won't exist).
case chrome::DIR_TEST_DATA:
if (!PathService::Get(base::DIR_SOURCE_ROOT, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("chrome"));
cur = cur.Append(FILE_PATH_LITERAL("test"));
cur = cur.Append(FILE_PATH_LITERAL("data"));
if (!file_util::PathExists(cur)) // we don't want to create this
return false;
break;
case chrome::DIR_TEST_TOOLS:
if (!PathService::Get(base::DIR_SOURCE_ROOT, &cur))
return false;
cur = cur.Append(FILE_PATH_LITERAL("chrome"));
cur = cur.Append(FILE_PATH_LITERAL("tools"));
cur = cur.Append(FILE_PATH_LITERAL("test"));
if (!file_util::PathExists(cur)) // we don't want to create this
return false;
break;
default:
return false;
}
if (create_dir && !file_util::PathExists(cur) &&
!file_util::CreateDirectory(cur))
return false;
*result = cur;
return true;
}
// This cannot be done as a static initializer sadly since Visual Studio will
// eliminate this object file if there is no direct entry point into it.
void RegisterPathProvider() {
PathService::RegisterProvider(PathProvider, PATH_START, PATH_END);
}
} // namespace chrome
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