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// Copyright 2020 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.
#ifndef CHROME_BROWSER_SIGNIN_LOGOUT_TAB_HELPER_H_
#define CHROME_BROWSER_SIGNIN_LOGOUT_TAB_HELPER_H_
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
// Tab helper used for logout tabs. Monitors if the logout tab loaded correctly
// and fallbacks to local signout in case of failure.
// Only the first navigation is monitored. Even though the logout page sometimes
// redirects to the SAML provider through javascript, that second navigation is
// not monitored. The logout is considered successful if the first navigation
// succeeds, because the signout headers which cause the tokens to be revoked
// are there.
class LogoutTabHelper : public content::WebContentsUserData<LogoutTabHelper>,
public content::WebContentsObserver {
public:
~LogoutTabHelper() override;
LogoutTabHelper(const LogoutTabHelper&) = delete;
LogoutTabHelper& operator=(const LogoutTabHelper&) = delete;
private:
friend class content::WebContentsUserData<LogoutTabHelper>;
explicit LogoutTabHelper(content::WebContents* web_contents);
// content::WebContentsObserver:
void PrimaryPageChanged(content::Page& page) override;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
#endif // CHROME_BROWSER_SIGNIN_LOGOUT_TAB_HELPER_H_
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