| // Copyright 2016 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_SUBRESOURCE_FILTER_CHROME_SUBRESOURCE_FILTER_CLIENT_H_ |
| #define CHROME_BROWSER_SUBRESOURCE_FILTER_CHROME_SUBRESOURCE_FILTER_CLIENT_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "components/content_settings/core/common/content_settings.h" |
| #include "components/subresource_filter/content/browser/subresource_filter_client.h" |
| #include "content/public/browser/web_contents_observer.h" |
| #include "content/public/browser/web_contents_user_data.h" |
| |
| class GURL; |
| class SubresourceFilterContentSettingsManager; |
| |
| namespace content { |
| class NavigationHandle; |
| class NavigationThrottle; |
| class WebContents; |
| } // namespace content |
| |
| namespace subresource_filter { |
| class ContentSubresourceFilterThrottleManager; |
| } // namespace subresource_filter |
| |
| // This enum backs a histogram. Make sure new elements are only added to the |
| // end. Keep histograms.xml up to date with any changes. |
| enum class SubresourceFilterAction { |
| // Standard UI shown. On Desktop this is in the omnibox, |
| // On Android, it is an infobar. |
| kUIShown = 0, |
| |
| // The UI was suppressed due to "smart" logic which tries not to spam the UI |
| // on navigations on the same origin within a certain time. |
| kUISuppressed = 1, |
| |
| // On Desktop, this is a bubble. On Android it is an |
| // expanded infobar. |
| kDetailsShown = 2, |
| |
| kClickedLearnMore = 3, |
| |
| // Logged when the user presses "Always allow ads" scoped to a particular |
| // site. Does not count manual changes to content settings. |
| kWhitelistedSite = 4, |
| |
| // Logged when a devtools message arrives notifying us to force activation in |
| // this web contents. |
| kForcedActivationEnabled = 5, |
| |
| kMaxValue = kForcedActivationEnabled |
| }; |
| |
| // Chrome implementation of SubresourceFilterClient. |
| class ChromeSubresourceFilterClient |
| : public content::WebContentsObserver, |
| public content::WebContentsUserData<ChromeSubresourceFilterClient>, |
| public subresource_filter::SubresourceFilterClient { |
| public: |
| explicit ChromeSubresourceFilterClient(content::WebContents* web_contents); |
| ~ChromeSubresourceFilterClient() override; |
| |
| void MaybeAppendNavigationThrottles( |
| content::NavigationHandle* navigation_handle, |
| std::vector<std::unique_ptr<content::NavigationThrottle>>* throttles); |
| |
| void OnReloadRequested(); |
| |
| // content::WebContentsObserver: |
| void DidStartNavigation( |
| content::NavigationHandle* navigation_handle) override; |
| |
| // SubresourceFilterClient: |
| void ShowNotification() override; |
| subresource_filter::mojom::ActivationLevel OnPageActivationComputed( |
| content::NavigationHandle* navigation_handle, |
| subresource_filter::mojom::ActivationLevel initial_activation_level, |
| subresource_filter::ActivationDecision* decision) override; |
| |
| // Should be called by devtools in response to a protocol command to enable ad |
| // blocking in this WebContents. Should only persist while devtools is |
| // attached. |
| void ToggleForceActivationInCurrentWebContents(bool force_activation); |
| |
| bool did_show_ui_for_navigation() const { |
| return did_show_ui_for_navigation_; |
| } |
| |
| static void LogAction(SubresourceFilterAction action); |
| |
| private: |
| friend class content::WebContentsUserData<ChromeSubresourceFilterClient>; |
| void WhitelistByContentSettings(const GURL& url); |
| void ShowUI(const GURL& url); |
| |
| std::unique_ptr<subresource_filter::ContentSubresourceFilterThrottleManager> |
| throttle_manager_; |
| |
| // Owned by the profile. |
| SubresourceFilterContentSettingsManager* settings_manager_ = nullptr; |
| |
| bool did_show_ui_for_navigation_ = false; |
| |
| // Corresponds to a devtools command which triggers filtering on all page |
| // loads. We must be careful to ensure this boolean does not persist after the |
| // devtools window is closed, which should be handled by the devtools system. |
| bool activated_via_devtools_ = false; |
| |
| WEB_CONTENTS_USER_DATA_KEY_DECL(); |
| |
| DISALLOW_COPY_AND_ASSIGN(ChromeSubresourceFilterClient); |
| }; |
| |
| #endif // CHROME_BROWSER_SUBRESOURCE_FILTER_CHROME_SUBRESOURCE_FILTER_CLIENT_H_ |