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// Copyright (c) 2013 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/chromeos/login/merge_session_load_page.h"
#include "ash/shell.h"
#include "ash/shell_delegate.h"
#include "ash/system/tray/system_tray_delegate.h"
#include "base/i18n/rtl.h"
#include "base/metrics/histogram.h"
#include "base/strings/string_piece.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/chromeos/login/oauth2_login_manager_factory.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_system.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/renderer_preferences_util.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/common/extensions/extension_icon_set.h"
#include "chrome/common/url_constants.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/interstitial_page.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/web_contents.h"
#include "extensions/common/extension.h"
#include "grit/browser_resources.h"
#include "grit/generated_resources.h"
#include "net/base/escape.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/webui/jstemplate_builder.h"
using content::BrowserThread;
using content::InterstitialPage;
using content::WebContents;
namespace {
// Delay time for showing interstitial page.
const int kShowDelayTimeMS = 1000;
// Maximum time for showing interstitial page.
const int kTotalWaitTimeMS = 10000;
} // namespace
namespace chromeos {
MergeSessionLoadPage::MergeSessionLoadPage(
WebContents* web_contents,
const GURL& url,
const MergeSessionThrottle::CompletionCallback& callback)
: callback_(callback),
proceeded_(false),
web_contents_(web_contents),
url_(url) {
interstitial_page_ = InterstitialPage::Create(web_contents, true, url, this);
}
MergeSessionLoadPage::~MergeSessionLoadPage() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
}
void MergeSessionLoadPage::Show() {
OAuth2LoginManager* manager = GetOAuth2LoginManager();
if (manager && manager->ShouldBlockTabLoading()) {
manager->AddObserver(this);
interstitial_page_->Show();
} else {
interstitial_page_->Proceed();
}
}
std::string MergeSessionLoadPage::GetHTMLContents() {
base::DictionaryValue strings;
strings.SetString("title", web_contents_->GetTitle());
// Set the timeout to show the page.
strings.SetInteger("show_delay_time", kShowDelayTimeMS);
strings.SetInteger("total_wait_time", kTotalWaitTimeMS);
// TODO(zelidrag): Flip the message to IDS_MERGE_SESSION_LOAD_HEADLINE
// after merge.
strings.SetString("heading",
l10n_util::GetStringUTF16(IDS_TAB_LOADING_TITLE));
bool rtl = base::i18n::IsRTL();
strings.SetString("textdirection", rtl ? "rtl" : "ltr");
base::StringPiece html(
ResourceBundle::GetSharedInstance().GetRawDataResource(
IDR_MERGE_SESSION_LOAD_HTML));
return webui::GetI18nTemplateHtml(html, &strings);
}
void MergeSessionLoadPage::OverrideRendererPrefs(
content::RendererPreferences* prefs) {
Profile* profile = Profile::FromBrowserContext(
web_contents_->GetBrowserContext());
renderer_preferences_util::UpdateFromSystemSettings(prefs, profile);
}
void MergeSessionLoadPage::OnProceed() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
proceeded_ = true;
NotifyBlockingPageComplete();
}
void MergeSessionLoadPage::OnDontProceed() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// Ignore if it's already proceeded.
if (proceeded_)
return;
NotifyBlockingPageComplete();
}
void MergeSessionLoadPage::CommandReceived(const std::string& cmd) {
std::string command(cmd);
// The Jasonified response has quotes, remove them.
if (command.length() > 1 && command[0] == '"')
command = command.substr(1, command.length() - 2);
if (command == "proceed") {
interstitial_page_->Proceed();
} else {
DVLOG(1) << "Unknown command:" << cmd;
}
}
void MergeSessionLoadPage::NotifyBlockingPageComplete() {
OAuth2LoginManager* manager = GetOAuth2LoginManager();
if (manager)
manager->RemoveObserver(this);
if (!callback_.is_null()) {
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE, callback_);
}
}
OAuth2LoginManager* MergeSessionLoadPage::GetOAuth2LoginManager() {
content::BrowserContext* browser_context = web_contents_->GetBrowserContext();
if (!browser_context)
return NULL;
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return NULL;
return OAuth2LoginManagerFactory::GetInstance()->GetForProfile(profile);
}
void MergeSessionLoadPage::OnSessionRestoreStateChanged(
Profile* user_profile, OAuth2LoginManager::SessionRestoreState state) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
OAuth2LoginManager* manager = GetOAuth2LoginManager();
DVLOG(1) << "Merge session should "
<< (!manager->ShouldBlockTabLoading() ?
" NOT " : "")
<< " be blocking now, "
<< state;
if (!manager->ShouldBlockTabLoading()) {
manager->RemoveObserver(this);
interstitial_page_->Proceed();
}
}
} // namespace chromeos
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