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// Copyright 2017 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_BLOCKED_CONTENT_POPUP_TRACKER_H_
#define COMPONENTS_BLOCKED_CONTENT_POPUP_TRACKER_H_
#include <optional>
#include "base/scoped_observation.h"
#include "base/time/time.h"
#include "components/subresource_filter/content/browser/subresource_filter_observer.h"
#include "components/subresource_filter/content/browser/subresource_filter_observer_manager.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
#include "services/metrics/public/cpp/ukm_source_id.h"
#include "ui/base/scoped_visibility_tracker.h"
#include "ui/base/window_open_disposition.h"
namespace content {
class WebContents;
}
namespace blocked_content {
// This class tracks new popups, and is used to log metrics on the visibility
// time of the first document in the popup.
// TODO(csharrison): Consider adding more metrics like total visibility for the
// lifetime of the WebContents.
class PopupTracker : public content::WebContentsObserver,
public content::WebContentsUserData<PopupTracker>,
public subresource_filter::SubresourceFilterObserver {
public:
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum class PopupSafeBrowsingStatus {
kNoValue = 0,
kSafe = 1,
kUnsafe = 2,
kMaxValue = kUnsafe,
};
static PopupTracker* CreateForWebContents(content::WebContents* contents,
content::WebContents* opener,
WindowOpenDisposition disposition);
PopupTracker(const PopupTracker&) = delete;
PopupTracker& operator=(const PopupTracker&) = delete;
~PopupTracker() override;
void set_is_trusted(bool is_trusted) { is_trusted_ = is_trusted; }
bool has_first_load_visible_time_for_testing() const {
return first_load_visible_time_.has_value();
}
private:
friend class content::WebContentsUserData<PopupTracker>;
PopupTracker(content::WebContents* contents,
content::WebContents* opener,
WindowOpenDisposition disposition);
// content::WebContentsObserver:
void WebContentsDestroyed() override;
void DidFinishNavigation(
content::NavigationHandle* navigation_handle) override;
void OnVisibilityChanged(content::Visibility visibility) override;
void DidGetUserInteraction(const blink::WebInputEvent& event) override;
// subresource_filter::SubresourceFilterObserver:
void OnSafeBrowsingChecksComplete(
content::NavigationHandle* navigation_handle,
const subresource_filter::SubresourceFilterSafeBrowsingClient::
CheckResult& result) override;
void OnSubresourceFilterGoingAway() override;
base::ScopedObservation<subresource_filter::SubresourceFilterObserverManager,
subresource_filter::SubresourceFilterObserver>
scoped_observation_{this};
// Will be unset until the first navigation commits. Will be set to the total
// time the contents was visible at commit time.
std::optional<base::TimeDelta> first_load_visible_time_start_;
// Will be unset until the second navigation commits. Is the total time the
// contents is visible while the first document is loading (after commit).
std::optional<base::TimeDelta> first_load_visible_time_;
ui::ScopedVisibilityTracker visibility_tracker_;
// The number of user interactions occurring in this popup tab.
int num_interactions_ = 0;
// The number of user interacitons in a popup tab broken down into
// user activation and gesture scroll begin events.
int num_activation_events_ = 0;
int num_gesture_scroll_begin_events_ = 0;
// Number of redirects taken by the pop-up during navigation.
int num_redirects_ = 0;
bool first_navigation_committed_ = false;
// The id of the web contents that created the popup at the time of creation.
// SourceIds are permanent so it's okay to use at any point so long as it's
// not invalid.
const ukm::SourceId opener_source_id_;
bool is_trusted_ = false;
// Whether the pop-up navigated to a site on the safe browsing list. Set when
// the safe browsing checks complete.
PopupSafeBrowsingStatus safe_browsing_status_ =
PopupSafeBrowsingStatus::kNoValue;
// The window open disposition used when creating the popup.
const WindowOpenDisposition window_open_disposition_;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
} // namespace blocked_content
#endif // COMPONENTS_BLOCKED_CONTENT_POPUP_TRACKER_H_
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