| // 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 COMPONENTS_SUBRESOURCE_FILTER_CONTENT_BROWSER_SUBRESOURCE_FILTER_OBSERVER_MANAGER_H_ |
| #define COMPONENTS_SUBRESOURCE_FILTER_CONTENT_BROWSER_SUBRESOURCE_FILTER_OBSERVER_MANAGER_H_ |
| |
| #include "base/macros.h" |
| #include "base/observer_list.h" |
| #include "components/subresource_filter/content/browser/subresource_filter_observer.h" |
| #include "components/subresource_filter/core/common/activation_decision.h" |
| #include "components/subresource_filter/core/common/load_policy.h" |
| #include "content/public/browser/web_contents_user_data.h" |
| |
| namespace content { |
| class NavigationHandle; |
| class RenderFrameHost; |
| class WebContents; |
| } // namespace content |
| |
| namespace subresource_filter { |
| |
| namespace mojom { |
| class ActivationState; |
| } // namespace mojom |
| |
| // Manages retaining the list of SubresourceFilterObservers and notifying them |
| // of various filtering events. Scoped to the lifetime of a WebContents. |
| class SubresourceFilterObserverManager |
| : public content::WebContentsUserData<SubresourceFilterObserverManager> { |
| public: |
| explicit SubresourceFilterObserverManager(content::WebContents* web_contents); |
| ~SubresourceFilterObserverManager() override; |
| |
| void AddObserver(SubresourceFilterObserver* observer); |
| void RemoveObserver(SubresourceFilterObserver* observer); |
| |
| // Called when the SubresourceFilter Safe Browsing checks are available for |
| // this main frame navigation. Will be called at WillProcessResponse time at |
| // the latest. Right now it will only include phishing and subresource filter |
| // threat types. |
| virtual void NotifySafeBrowsingChecksComplete( |
| content::NavigationHandle* navigation_handle, |
| const SubresourceFilterObserver::SafeBrowsingCheckResults& results); |
| |
| // Will be called at the latest in the WillProcessResponse stage from a |
| // NavigationThrottle that was registered before the throttle manager's |
| // throttles created in MaybeAppendNavigationThrottles(). |
| void NotifyPageActivationComputed( |
| content::NavigationHandle* navigation_handle, |
| const mojom::ActivationState& activation_state); |
| |
| // Called in WillStartRequest or WillRedirectRequest stage from a |
| // SubframeNavigationFilteringThrottle. |
| void NotifySubframeNavigationEvaluated( |
| content::NavigationHandle* navigation_handle, |
| LoadPolicy load_policy, |
| bool is_ad_subframe); |
| |
| // Called in TODO to notify observers that an ad frame has been detected |
| // with the associated RenderFrameHost. |
| void NotifyAdSubframeDetected(content::RenderFrameHost* render_frame_host); |
| |
| private: |
| friend class content::WebContentsUserData<SubresourceFilterObserverManager>; |
| base::ObserverList<SubresourceFilterObserver>::Unchecked observers_; |
| WEB_CONTENTS_USER_DATA_KEY_DECL(); |
| |
| DISALLOW_COPY_AND_ASSIGN(SubresourceFilterObserverManager); |
| }; |
| |
| } // namespace subresource_filter |
| |
| #endif // COMPONENTS_SUBRESOURCE_FILTER_CONTENT_BROWSER_SUBRESOURCE_FILTER_OBSERVER_MANAGER_H_ |