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// Copyright 2017 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_DICE_TAB_HELPER_H_
#define CHROME_BROWSER_SIGNIN_DICE_TAB_HELPER_H_
#include "components/signin/public/base/signin_metrics.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
namespace content {
class NavigationHandle;
}
// Tab helper used for DICE to tag signin tabs. Signin tabs can be reused.
class DiceTabHelper : public content::WebContentsUserData<DiceTabHelper>,
public content::WebContentsObserver {
public:
DiceTabHelper(const DiceTabHelper&) = delete;
DiceTabHelper& operator=(const DiceTabHelper&) = delete;
~DiceTabHelper() override;
signin_metrics::AccessPoint signin_access_point() const {
return signin_access_point_;
}
signin_metrics::PromoAction signin_promo_action() const {
return signin_promo_action_;
}
signin_metrics::Reason signin_reason() const { return signin_reason_; }
const GURL& redirect_url() const { return redirect_url_; }
const GURL& signin_url() const { return signin_url_; }
// Initializes the DiceTabHelper for a new signin flow. Must be called once
// per signin flow happening in the tab, when the signin URL is being loaded.
void InitializeSigninFlow(const GURL& signin_url,
signin_metrics::AccessPoint access_point,
signin_metrics::Reason reason,
signin_metrics::PromoAction promo_action,
const GURL& redirect_url);
// Returns true if this the tab is a re-usable chrome sign-in page (the signin
// page is loading or loaded in the tab).
// Returns false if the user or the page has navigated away from |signin_url|.
bool IsChromeSigninPage() const;
// Returns true if a signin flow was initialized with the reason
// kSigninPrimaryAccount and is not yet complete.
// Note that there is not guarantee that the flow would ever finish, and in
// some rare cases it is possible that a "non-sync" signin happens while this
// is true (if the user aborts the flow and then re-uses the same tab for a
// normal web signin).
bool IsSyncSigninInProgress() const;
// Called to notify that the sync signin is complete.
void OnSyncSigninFlowComplete();
private:
friend class content::WebContentsUserData<DiceTabHelper>;
explicit DiceTabHelper(content::WebContents* web_contents);
// kStarted: a Sync signin flow was started and not completed.
// kNotStarted: there is no sync signin flow in progress.
enum class SyncSigninFlowStatus { kNotStarted, kStarted };
// content::WebContentsObserver:
void DidStartNavigation(
content::NavigationHandle* navigation_handle) override;
void DidFinishNavigation(
content::NavigationHandle* navigation_handle) override;
// Returns true if this is a navigation to the signin URL.
bool IsSigninPageNavigation(
content::NavigationHandle* navigation_handle) const;
GURL redirect_url_;
GURL signin_url_;
signin_metrics::AccessPoint signin_access_point_ =
signin_metrics::AccessPoint::ACCESS_POINT_UNKNOWN;
signin_metrics::PromoAction signin_promo_action_ =
signin_metrics::PromoAction::PROMO_ACTION_NO_SIGNIN_PROMO;
signin_metrics::Reason signin_reason_ =
signin_metrics::Reason::kUnknownReason;
bool is_chrome_signin_page_ = false;
bool signin_page_load_recorded_ = false;
SyncSigninFlowStatus sync_signin_flow_status_ =
SyncSigninFlowStatus::kNotStarted;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
#endif // CHROME_BROWSER_SIGNIN_DICE_TAB_HELPER_H_
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