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// Copyright (c) 2012 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/browser/shell_integration.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/file_util.h"
#include "base/path_service.h"
#include "base/prefs/pref_service.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/thread_restrictions.h"
#include "chrome/browser/policy/policy_path_parser.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/browser_thread.h"
#if defined(OS_CHROMEOS)
#include "chromeos/chromeos_switches.h"
#endif
#if !defined(OS_WIN)
#include "chrome/common/chrome_version_info.h"
#include "grit/chromium_strings.h"
#include "ui/base/l10n/l10n_util.h"
#endif
using content::BrowserThread;
ShellIntegration::DefaultWebClientSetPermission
ShellIntegration::CanSetAsDefaultProtocolClient() {
// Allowed as long as the browser can become the operating system default
// browser.
return CanSetAsDefaultBrowser();
}
ShellIntegration::ShortcutInfo::ShortcutInfo()
: is_platform_app(false) {
}
ShellIntegration::ShortcutInfo::~ShortcutInfo() {}
ShellIntegration::ShortcutLocations::ShortcutLocations()
: on_desktop(false),
applications_menu_location(APP_MENU_LOCATION_NONE),
in_quick_launch_bar(false)
#if defined(OS_POSIX)
, hidden(false)
#endif
{
}
static const struct ShellIntegration::AppModeInfo* gAppModeInfo = NULL;
// static
void ShellIntegration::SetAppModeInfo(const struct AppModeInfo* info) {
gAppModeInfo = info;
}
// static
const struct ShellIntegration::AppModeInfo* ShellIntegration::AppModeInfo() {
return gAppModeInfo;
}
// static
bool ShellIntegration::IsRunningInAppMode() {
return gAppModeInfo != NULL;
}
// static
CommandLine ShellIntegration::CommandLineArgsForLauncher(
const GURL& url,
const std::string& extension_app_id,
const base::FilePath& profile_path) {
base::ThreadRestrictions::AssertIOAllowed();
CommandLine new_cmd_line(CommandLine::NO_PROGRAM);
AppendProfileArgs(
extension_app_id.empty() ? base::FilePath() : profile_path,
&new_cmd_line);
// If |extension_app_id| is present, we use the kAppId switch rather than
// the kApp switch (the launch url will be read from the extension app
// during launch.
if (!extension_app_id.empty()) {
new_cmd_line.AppendSwitchASCII(switches::kAppId, extension_app_id);
} else {
// Use '--app=url' instead of just 'url' to launch the browser with minimal
// chrome.
// Note: Do not change this flag! Old Gears shortcuts will break if you do!
new_cmd_line.AppendSwitchASCII(switches::kApp, url.spec());
}
return new_cmd_line;
}
// static
void ShellIntegration::AppendProfileArgs(
const base::FilePath& profile_path,
CommandLine* command_line) {
DCHECK(command_line);
const CommandLine& cmd_line = *CommandLine::ForCurrentProcess();
// Use the same UserDataDir for new launches that we currently have set.
base::FilePath user_data_dir =
cmd_line.GetSwitchValuePath(switches::kUserDataDir);
#if defined(OS_MACOSX) || defined(OS_WIN)
policy::path_parser::CheckUserDataDirPolicy(&user_data_dir);
#endif
if (!user_data_dir.empty()) {
// Make sure user_data_dir is an absolute path.
user_data_dir = base::MakeAbsoluteFilePath(user_data_dir);
if (!user_data_dir.empty() && base::PathExists(user_data_dir))
command_line->AppendSwitchPath(switches::kUserDataDir, user_data_dir);
}
#if defined(OS_CHROMEOS)
base::FilePath profile = cmd_line.GetSwitchValuePath(
chromeos::switches::kLoginProfile);
if (!profile.empty())
command_line->AppendSwitchPath(chromeos::switches::kLoginProfile, profile);
#else
if (!profile_path.empty())
command_line->AppendSwitchPath(switches::kProfileDirectory,
profile_path.BaseName());
#endif
}
#if !defined(OS_WIN)
base::string16 ShellIntegration::GetAppShortcutsSubdirName() {
if (chrome::VersionInfo::GetChannel() == chrome::VersionInfo::CHANNEL_CANARY)
return l10n_util::GetStringUTF16(IDS_APP_SHORTCUTS_SUBDIR_NAME_CANARY);
return l10n_util::GetStringUTF16(IDS_APP_SHORTCUTS_SUBDIR_NAME);
}
// static
bool ShellIntegration::SetAsDefaultBrowserInteractive() {
return false;
}
// static
bool ShellIntegration::SetAsDefaultProtocolClientInteractive(
const std::string& protocol) {
return false;
}
#endif
bool ShellIntegration::DefaultWebClientObserver::IsOwnedByWorker() {
return false;
}
bool ShellIntegration::DefaultWebClientObserver::
IsInteractiveSetDefaultPermitted() {
return false;
}
///////////////////////////////////////////////////////////////////////////////
// ShellIntegration::DefaultWebClientWorker
//
ShellIntegration::DefaultWebClientWorker::DefaultWebClientWorker(
DefaultWebClientObserver* observer)
: observer_(observer) {
}
void ShellIntegration::DefaultWebClientWorker::StartCheckIsDefault() {
if (observer_) {
observer_->SetDefaultWebClientUIState(STATE_PROCESSING);
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(
&DefaultWebClientWorker::ExecuteCheckIsDefault, this));
}
}
void ShellIntegration::DefaultWebClientWorker::StartSetAsDefault() {
bool interactive_permitted = false;
if (observer_) {
observer_->SetDefaultWebClientUIState(STATE_PROCESSING);
interactive_permitted = observer_->IsInteractiveSetDefaultPermitted();
}
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&DefaultWebClientWorker::ExecuteSetAsDefault, this,
interactive_permitted));
}
void ShellIntegration::DefaultWebClientWorker::ObserverDestroyed() {
// Our associated view has gone away, so we shouldn't call back to it if
// our worker thread returns after the view is dead.
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
observer_ = NULL;
}
///////////////////////////////////////////////////////////////////////////////
// DefaultWebClientWorker, private:
void ShellIntegration::DefaultWebClientWorker::ExecuteCheckIsDefault() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
DefaultWebClientState state = CheckIsDefault();
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(
&DefaultWebClientWorker::CompleteCheckIsDefault, this, state));
}
void ShellIntegration::DefaultWebClientWorker::CompleteCheckIsDefault(
DefaultWebClientState state) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
UpdateUI(state);
// The worker has finished everything it needs to do, so free the observer
// if we own it.
if (observer_ && observer_->IsOwnedByWorker()) {
delete observer_;
observer_ = NULL;
}
}
void ShellIntegration::DefaultWebClientWorker::ExecuteSetAsDefault(
bool interactive_permitted) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
bool result = SetAsDefault(interactive_permitted);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&DefaultWebClientWorker::CompleteSetAsDefault, this, result));
}
void ShellIntegration::DefaultWebClientWorker::CompleteSetAsDefault(
bool succeeded) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// First tell the observer what the SetAsDefault call has returned.
if (observer_)
observer_->OnSetAsDefaultConcluded(succeeded);
// Set as default completed, check again to make sure it stuck...
StartCheckIsDefault();
}
void ShellIntegration::DefaultWebClientWorker::UpdateUI(
DefaultWebClientState state) {
if (observer_) {
switch (state) {
case NOT_DEFAULT:
observer_->SetDefaultWebClientUIState(STATE_NOT_DEFAULT);
break;
case IS_DEFAULT:
observer_->SetDefaultWebClientUIState(STATE_IS_DEFAULT);
break;
case UNKNOWN_DEFAULT:
observer_->SetDefaultWebClientUIState(STATE_UNKNOWN);
break;
default:
break;
}
}
}
///////////////////////////////////////////////////////////////////////////////
// ShellIntegration::DefaultBrowserWorker
//
ShellIntegration::DefaultBrowserWorker::DefaultBrowserWorker(
DefaultWebClientObserver* observer)
: DefaultWebClientWorker(observer) {
}
///////////////////////////////////////////////////////////////////////////////
// DefaultBrowserWorker, private:
ShellIntegration::DefaultWebClientState
ShellIntegration::DefaultBrowserWorker::CheckIsDefault() {
return ShellIntegration::GetDefaultBrowser();
}
bool ShellIntegration::DefaultBrowserWorker::SetAsDefault(
bool interactive_permitted) {
bool result = false;
switch (ShellIntegration::CanSetAsDefaultBrowser()) {
case ShellIntegration::SET_DEFAULT_UNATTENDED:
result = ShellIntegration::SetAsDefaultBrowser();
break;
case ShellIntegration::SET_DEFAULT_INTERACTIVE:
if (interactive_permitted)
result = ShellIntegration::SetAsDefaultBrowserInteractive();
break;
default:
NOTREACHED();
}
return result;
}
///////////////////////////////////////////////////////////////////////////////
// ShellIntegration::DefaultProtocolClientWorker
//
ShellIntegration::DefaultProtocolClientWorker::DefaultProtocolClientWorker(
DefaultWebClientObserver* observer, const std::string& protocol)
: DefaultWebClientWorker(observer),
protocol_(protocol) {
}
///////////////////////////////////////////////////////////////////////////////
// DefaultProtocolClientWorker, private:
ShellIntegration::DefaultWebClientState
ShellIntegration::DefaultProtocolClientWorker::CheckIsDefault() {
return ShellIntegration::IsDefaultProtocolClient(protocol_);
}
bool ShellIntegration::DefaultProtocolClientWorker::SetAsDefault(
bool interactive_permitted) {
bool result = false;
switch (ShellIntegration::CanSetAsDefaultProtocolClient()) {
case ShellIntegration::SET_DEFAULT_NOT_ALLOWED:
result = false;
break;
case ShellIntegration::SET_DEFAULT_UNATTENDED:
result = ShellIntegration::SetAsDefaultProtocolClient(protocol_);
break;
case ShellIntegration::SET_DEFAULT_INTERACTIVE:
if (interactive_permitted) {
result = ShellIntegration::SetAsDefaultProtocolClientInteractive(
protocol_);
}
break;
}
return result;
}
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