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| 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 #include "components/navigation_interception/intercept_navigation_resource_throt
tle.h" | |
| 6 | |
| 7 #include "components/navigation_interception/navigation_params.h" | |
| 8 #include "content/public/browser/browser_thread.h" | |
| 9 #include "content/public/browser/child_process_security_policy.h" | |
| 10 #include "content/public/browser/render_frame_host.h" | |
| 11 #include "content/public/browser/render_process_host.h" | |
| 12 #include "content/public/browser/resource_context.h" | |
| 13 #include "content/public/browser/resource_controller.h" | |
| 14 #include "content/public/browser/resource_request_info.h" | |
| 15 #include "content/public/browser/web_contents.h" | |
| 16 #include "content/public/common/referrer.h" | |
| 17 #include "net/http/http_response_headers.h" | |
| 18 #include "net/url_request/redirect_info.h" | |
| 19 #include "net/url_request/url_request_context.h" | |
| 20 #include "net/url_request/url_request_job_factory.h" | |
| 21 #include "net/url_request/url_request.h" | |
| 22 #include "ui/base/page_transition_types.h" | |
| 23 | |
| 24 using content::BrowserThread; | |
| 25 using content::ChildProcessSecurityPolicy; | |
| 26 using ui::PageTransition; | |
| 27 using content::Referrer; | |
| 28 using content::RenderProcessHost; | |
| 29 using content::ResourceRequestInfo; | |
| 30 | |
| 31 namespace navigation_interception { | |
| 32 | |
| 33 namespace { | |
| 34 | |
| 35 void CheckIfShouldIgnoreNavigationOnUIThread( | |
| 36 int render_process_id, | |
| 37 int render_frame_id, | |
| 38 const NavigationParams& navigation_params, | |
| 39 InterceptNavigationResourceThrottle::CheckOnUIThreadCallback | |
| 40 should_ignore_callback, | |
| 41 base::Callback<void(bool)> callback) { | |
| 42 bool should_ignore_navigation = false; | |
| 43 RenderProcessHost* rph = RenderProcessHost::FromID(render_process_id); | |
| 44 if (rph) { | |
| 45 NavigationParams validated_params(navigation_params); | |
| 46 rph->FilterURL(false, &validated_params.url()); | |
| 47 | |
| 48 content::RenderFrameHost* render_frame_host = | |
| 49 content::RenderFrameHost::FromID(render_process_id, render_frame_id); | |
| 50 content::WebContents* web_contents = | |
| 51 content::WebContents::FromRenderFrameHost(render_frame_host); | |
| 52 | |
| 53 if (web_contents) { | |
| 54 should_ignore_navigation = should_ignore_callback.Run(web_contents, | |
| 55 validated_params); | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 BrowserThread::PostTask( | |
| 60 BrowserThread::IO, | |
| 61 FROM_HERE, | |
| 62 base::Bind(callback, should_ignore_navigation)); | |
| 63 } | |
| 64 | |
| 65 } // namespace | |
| 66 | |
| 67 InterceptNavigationResourceThrottle::InterceptNavigationResourceThrottle( | |
| 68 net::URLRequest* request, | |
| 69 CheckOnUIThreadCallback should_ignore_callback) | |
| 70 : request_(request), | |
| 71 should_ignore_callback_(should_ignore_callback), | |
| 72 weak_ptr_factory_(this) { | |
| 73 } | |
| 74 | |
| 75 InterceptNavigationResourceThrottle::~InterceptNavigationResourceThrottle() { | |
| 76 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 77 } | |
| 78 | |
| 79 void InterceptNavigationResourceThrottle::WillStartRequest(bool* defer) { | |
| 80 *defer = | |
| 81 CheckIfShouldIgnoreNavigation(request_->url(), request_->method(), false); | |
| 82 } | |
| 83 | |
| 84 void InterceptNavigationResourceThrottle::WillRedirectRequest( | |
| 85 const net::RedirectInfo& redirect_info, | |
| 86 bool* defer) { | |
| 87 *defer = CheckIfShouldIgnoreNavigation(redirect_info.new_url, | |
| 88 redirect_info.new_method, true); | |
| 89 } | |
| 90 | |
| 91 const char* InterceptNavigationResourceThrottle::GetNameForLogging() const { | |
| 92 return "InterceptNavigationResourceThrottle"; | |
| 93 } | |
| 94 | |
| 95 bool InterceptNavigationResourceThrottle::CheckIfShouldIgnoreNavigation( | |
| 96 const GURL& url, | |
| 97 const std::string& method, | |
| 98 bool is_redirect) { | |
| 99 const ResourceRequestInfo* info = ResourceRequestInfo::ForRequest(request_); | |
| 100 if (!info) | |
| 101 return false; | |
| 102 | |
| 103 int render_process_id, render_frame_id; | |
| 104 if (!info->GetAssociatedRenderFrame(&render_process_id, &render_frame_id)) | |
| 105 return false; | |
| 106 | |
| 107 bool is_external_protocol = | |
| 108 !info->GetContext()->GetRequestContext()->job_factory()->IsHandledURL( | |
| 109 url); | |
| 110 NavigationParams navigation_params( | |
| 111 url, | |
| 112 Referrer::SanitizeForRequest( | |
| 113 url, Referrer(GURL(request_->referrer()), info->GetReferrerPolicy())), | |
| 114 info->HasUserGesture(), method == "POST", info->GetPageTransition(), | |
| 115 is_redirect, is_external_protocol, true); | |
| 116 | |
| 117 BrowserThread::PostTask( | |
| 118 BrowserThread::UI, | |
| 119 FROM_HERE, | |
| 120 base::Bind( | |
| 121 &CheckIfShouldIgnoreNavigationOnUIThread, | |
| 122 render_process_id, | |
| 123 render_frame_id, | |
| 124 navigation_params, | |
| 125 should_ignore_callback_, | |
| 126 base::Bind( | |
| 127 &InterceptNavigationResourceThrottle::OnResultObtained, | |
| 128 weak_ptr_factory_.GetWeakPtr()))); | |
| 129 | |
| 130 // Defer request while we wait for the UI thread to check if the navigation | |
| 131 // should be ignored. | |
| 132 return true; | |
| 133 } | |
| 134 | |
| 135 void InterceptNavigationResourceThrottle::OnResultObtained( | |
| 136 bool should_ignore_navigation) { | |
| 137 DCHECK_CURRENTLY_ON(BrowserThread::IO); | |
| 138 | |
| 139 if (should_ignore_navigation) { | |
| 140 controller()->CancelAndIgnore(); | |
| 141 } else { | |
| 142 controller()->Resume(); | |
| 143 } | |
| 144 } | |
| 145 | |
| 146 } // namespace navigation_interception | |
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Chromium Code Reviews
Issue 1357803004:
Reland of Add a NavigationThrottle to the public content/ interface (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@navigation-api