1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_ 6 #define COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_ 7 8 #include <string> 9 10 #include "base/callback.h" 11 #include "base/memory/weak_ptr.h" 12 #include "content/public/browser/resource_throttle.h" 13 14 class GURL; 15 16 namespace content { 17 class WebContents; 18 } 19 20 namespace net { 21 class URLRequest; 22 } 23 24 namespace navigation_interception { 25 26 class NavigationParams; 27 28 // This class allows the provider of the Callback to selectively ignore top 29 // level navigations. 30 class InterceptNavigationResourceThrottle : public content::ResourceThrottle { 31 public: 32 typedef base::Callback<bool( 33 content::WebContents* /* source */, 34 const NavigationParams& /* navigation_params */)> 35 CheckOnUIThreadCallback; 36 37 InterceptNavigationResourceThrottle( 38 net::URLRequest* request, 39 CheckOnUIThreadCallback should_ignore_callback); 40 virtual ~InterceptNavigationResourceThrottle(); 41 42 // content::ResourceThrottle implementation: 43 virtual void WillStartRequest(bool* defer) OVERRIDE; 44 virtual void WillRedirectRequest(const GURL& new_url, bool* defer) OVERRIDE; 45 virtual const char* GetNameForLogging() const OVERRIDE; 46 47 private: 48 std::string GetMethodAfterRedirect(); 49 bool CheckIfShouldIgnoreNavigation(const GURL& url, 50 const std::string& method, 51 bool is_redirect); 52 void OnResultObtained(bool should_ignore_navigation); 53 54 net::URLRequest* request_; 55 CheckOnUIThreadCallback should_ignore_callback_; 56 base::WeakPtrFactory<InterceptNavigationResourceThrottle> weak_ptr_factory_; 57 58 DISALLOW_COPY_AND_ASSIGN(InterceptNavigationResourceThrottle); 59 }; 60 61 } // namespace navigation_interception 62 63 #endif // COMPONENTS_NAVIGATION_INTERCEPTION_INTERCEPT_NAVIGATION_RESOURCE_THROTTLE_H_ 64