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// Copyright 2014 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/ui/sync/one_click_signin_sync_observer.h"
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/signin/signin_promo.h"
#include "chrome/browser/sync/profile_sync_service.h"
#include "chrome/browser/sync/profile_sync_service_factory.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_delegate.h"
namespace {
void CloseTab(content::WebContents* tab) {
content::WebContentsDelegate* tab_delegate = tab->GetDelegate();
if (tab_delegate)
tab_delegate->CloseContents(tab);
}
} // namespace
OneClickSigninSyncObserver::OneClickSigninSyncObserver(
content::WebContents* web_contents,
const GURL& continue_url)
: content::WebContentsObserver(web_contents),
continue_url_(continue_url),
weak_ptr_factory_(this) {
DCHECK(!continue_url_.is_empty());
ProfileSyncService* sync_service = GetSyncService(web_contents);
if (sync_service) {
sync_service->AddObserver(this);
} else {
LoadContinueUrl();
// Post a task rather than calling |delete this| here, so that the
// destructor is not called directly from the constructor. Note that it's
// important to pass a weak pointer rather than base::Unretained(this)
// because it's possible for e.g. WebContentsDestroyed() to be called
// before this task has a chance to run.
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&OneClickSigninSyncObserver::DeleteObserver,
weak_ptr_factory_.GetWeakPtr()));
}
}
OneClickSigninSyncObserver::~OneClickSigninSyncObserver() {}
void OneClickSigninSyncObserver::WebContentsDestroyed() {
ProfileSyncService* sync_service = GetSyncService(web_contents());
if (sync_service)
sync_service->RemoveObserver(this);
delete this;
}
void OneClickSigninSyncObserver::OnStateChanged() {
ProfileSyncService* sync_service = GetSyncService(web_contents());
// At this point, the sign-in process is complete, and control has been handed
// back to the sync engine. Close the gaia sign in tab if the |continue_url_|
// contains the |auto_close| parameter. Otherwise, wait for sync setup to
// complete and then navigate to the |continue_url_|.
if (signin::IsAutoCloseEnabledInURL(continue_url_)) {
// Close the Gaia sign-in tab via a task to make sure we aren't in the
// middle of any WebUI handler code.
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&CloseTab, base::Unretained(web_contents())));
} else {
if (sync_service->FirstSetupInProgress()) {
// Sync setup has not completed yet. Wait for it to complete.
return;
}
if (sync_service->SyncActive() &&
signin::GetSourceForPromoURL(continue_url_)
!= signin_metrics::SOURCE_SETTINGS) {
// TODO(isherman): Having multiple settings pages open can cause issues
// redirecting after Sync is set up: http://crbug.com/355885
LoadContinueUrl();
}
}
sync_service->RemoveObserver(this);
delete this;
}
void OneClickSigninSyncObserver::LoadContinueUrl() {
web_contents()->GetController().LoadURL(
continue_url_,
content::Referrer(),
ui::PAGE_TRANSITION_AUTO_TOPLEVEL,
std::string());
}
ProfileSyncService* OneClickSigninSyncObserver::GetSyncService(
content::WebContents* web_contents) {
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
return ProfileSyncServiceFactory::GetForProfile(profile);
}
// static
void OneClickSigninSyncObserver::DeleteObserver(
base::WeakPtr<OneClickSigninSyncObserver> observer) {
if (observer)
delete observer.get();
}
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