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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_PERMISSIONS_PERMISSION_RECOVERY_SUCCESS_RATE_TRACKER_H_
#define COMPONENTS_PERMISSIONS_PERMISSION_RECOVERY_SUCCESS_RATE_TRACKER_H_
#include "components/content_settings/core/common/content_settings.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
namespace permissions {
// This class track permissions that were reallowed via PageInfo. In addition,
// it records if the "Reload this page" infobar was shown or if a page was
// reloaded. The reload may be initiated via the infobar or any other UI
// elements. The recording happens when a main frame is going to be destroyed.
// That may happen while a tab is being closed or while cross-origin navigation.
//
// The recording happens instantly if permission is used by an origin as the
// goal is to verify permission usage after it was reallowed.
class PermissionRecoverySuccessRateTracker
: public content::WebContentsObserver,
public content::WebContentsUserData<
PermissionRecoverySuccessRateTracker> {
public:
explicit PermissionRecoverySuccessRateTracker(
content::WebContents* web_contents);
PermissionRecoverySuccessRateTracker(
const PermissionRecoverySuccessRateTracker&) = delete;
PermissionRecoverySuccessRateTracker& operator=(
const PermissionRecoverySuccessRateTracker&) = delete;
~PermissionRecoverySuccessRateTracker() override;
// Adds `permission` into the `reallowed_permissions_` map. `permission` will
// be recorded before a main frame is destroyed or after `permission` is used
// by an origin.
void PermissionStatusChanged(ContentSettingsType permission,
ContentSetting setting,
bool show_infobar);
// `permission` has been used by an origin, record usage and remove from
// `reallowed_permissions_`.
void TrackUsage(ContentSettingsType permission);
private:
friend class content::WebContentsUserData<
PermissionRecoverySuccessRateTracker>;
void ClearTrackingMap();
void Track(ContentSettingsType permission, bool is_used, bool show_infobar);
// content::WebContentsObserver:
void WebContentsDestroyed() override;
void PrimaryPageChanged(content::Page& page) override;
std::optional<url::Origin> origin_;
bool page_reload_ = false;
std::map<ContentSettingsType, bool> reallowed_permissions_;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
} // namespace permissions
#endif // COMPONENTS_PERMISSIONS_PERMISSION_RECOVERY_SUCCESS_RATE_TRACKER_H_
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