src/chrome/renderer/chrome_content_renderer_client.h

   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 CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
   6 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
   7
   8 #include <set>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/strings/string16.h"
  15 #include "content/public/renderer/content_renderer_client.h"
  16 #include "ipc/ipc_channel_proxy.h"
  17
  18 class ChromeRenderProcessObserver;
  19 class PrescientNetworkingDispatcher;
  20 class RendererNetPredictor;
  21 class SearchBouncer;
  22 #if defined(ENABLE_SPELLCHECK)
  23 class SpellCheck;
  24 class SpellCheckProvider;
  25 #endif
  26
  27 struct ChromeViewHostMsg_GetPluginInfo_Output;
  28
  29 namespace content {
  30 struct WebPluginInfo;
  31 }
  32
  33 namespace extensions {
  34 class Dispatcher;
  35 class Extension;
  36 class ExtensionSet;
  37 class RendererPermissionsPolicyDelegate;
  38 }
  39
  40 namespace prerender {
  41 class PrerenderDispatcher;
  42 }
  43
  44 namespace safe_browsing {
  45 class PhishingClassifierFilter;
  46 }
  47
  48 namespace visitedlink {
  49 class VisitedLinkSlave;
  50 }
  51
  52 namespace blink {
  53 class WebSecurityOrigin;
  54 }
  55
  56 #if defined(ENABLE_WEBRTC)
  57 class WebRtcLoggingMessageFilter;
  58 #endif
  59
  60 class ChromeContentRendererClient : public content::ContentRendererClient {
  61  public:
  62   ChromeContentRendererClient();
  63   virtual ~ChromeContentRendererClient();
  64
  65   virtual void RenderThreadStarted() OVERRIDE;
  66   virtual void RenderFrameCreated(content::RenderFrame* render_frame) OVERRIDE;
  67   virtual void RenderViewCreated(content::RenderView* render_view) OVERRIDE;
  68   virtual void SetNumberOfViews(int number_of_views) OVERRIDE;
  69   virtual SkBitmap* GetSadPluginBitmap() OVERRIDE;
  70   virtual SkBitmap* GetSadWebViewBitmap() OVERRIDE;
  71   virtual std::string GetDefaultEncoding() OVERRIDE;
  72   virtual bool OverrideCreatePlugin(
  73       content::RenderFrame* render_frame,
  74       blink::WebFrame* frame,
  75       const blink::WebPluginParams& params,
  76       blink::WebPlugin** plugin) OVERRIDE;
  77   virtual blink::WebPlugin* CreatePluginReplacement(
  78       content::RenderFrame* render_frame,
  79       const base::FilePath& plugin_path) OVERRIDE;
  80   virtual bool HasErrorPage(int http_status_code,
  81                             std::string* error_domain) OVERRIDE;
  82   virtual bool ShouldSuppressErrorPage(content::RenderFrame* render_frame,
  83                                        const GURL& url) OVERRIDE;
  84   virtual void GetNavigationErrorStrings(
  85       content::RenderView* render_view,
  86       blink::WebFrame* frame,
  87       const blink::WebURLRequest& failed_request,
  88       const blink::WebURLError& error,
  89       std::string* error_html,
  90       base::string16* error_description) OVERRIDE;
  91   virtual void DeferMediaLoad(content::RenderFrame* render_frame,
  92                               const base::Closure& closure) OVERRIDE;
  93   virtual bool RunIdleHandlerWhenWidgetsHidden() OVERRIDE;
  94   virtual bool AllowPopup() OVERRIDE;
  95   virtual bool ShouldFork(blink::WebFrame* frame,
  96                           const GURL& url,
  97                           const std::string& http_method,
  98                           bool is_initial_navigation,
  99                           bool is_server_redirect,
 100                           bool* send_referrer) OVERRIDE;
 101   virtual bool WillSendRequest(blink::WebFrame* frame,
 102                                content::PageTransition transition_type,
 103                                const GURL& url,
 104                                const GURL& first_party_for_cookies,
 105                                GURL* new_url) OVERRIDE;
 106   virtual void DidCreateScriptContext(blink::WebFrame* frame,
 107                                       v8::Handle<v8::Context> context,
 108                                       int extension_group,
 109                                       int world_id) OVERRIDE;
 110   virtual void WillReleaseScriptContext(blink::WebFrame* frame,
 111                                         v8::Handle<v8::Context> context,
 112                                         int world_id) OVERRIDE;
 113   virtual unsigned long long VisitedLinkHash(const char* canonical_url,
 114                                              size_t length) OVERRIDE;
 115   virtual bool IsLinkVisited(unsigned long long link_hash) OVERRIDE;
 116   virtual blink::WebPrescientNetworking* GetPrescientNetworking() OVERRIDE;
 117   virtual bool ShouldOverridePageVisibilityState(
 118       const content::RenderFrame* render_frame,
 119       blink::WebPageVisibilityState* override_state) OVERRIDE;
 120   virtual bool AllowBrowserPlugin(
 121       blink::WebPluginContainer* container) OVERRIDE;
 122   virtual const void* CreatePPAPIInterface(
 123       const std::string& interface_name) OVERRIDE;
 124   virtual bool IsExternalPepperPlugin(const std::string& module_name) OVERRIDE;
 125   virtual blink::WebSpeechSynthesizer* OverrideSpeechSynthesizer(
 126       blink::WebSpeechSynthesizerClient* client) OVERRIDE;
 127   virtual bool ShouldReportDetailedMessageForSource(
 128       const base::string16& source) const OVERRIDE;
 129   virtual bool ShouldEnableSiteIsolationPolicy() const OVERRIDE;
 130   virtual blink::WebWorkerPermissionClientProxy*
 131       CreateWorkerPermissionClientProxy(content::RenderFrame* render_frame,
 132                                         blink::WebFrame* frame) OVERRIDE;
 133   virtual bool AllowPepperMediaStreamAPI(const GURL& url) OVERRIDE;
 134   virtual void AddKeySystems(
 135       std::vector<content::KeySystemInfo>* key_systems) OVERRIDE;
 136
 137   // For testing.
 138   void SetExtensionDispatcher(extensions::Dispatcher* extension_dispatcher);
 139
 140 #if defined(ENABLE_SPELLCHECK)
 141   // Sets a new |spellcheck|. Used for low-mem restart and testing only.
 142   // Takes ownership of |spellcheck|.
 143   void SetSpellcheck(SpellCheck* spellcheck);
 144 #endif
 145
 146   // Called in low-memory conditions to dump the memory used by the spellchecker
 147   // and start over.
 148   void OnPurgeMemory();
 149
 150   static blink::WebPlugin* CreatePlugin(
 151       content::RenderFrame* render_frame,
 152       blink::WebFrame* frame,
 153       const blink::WebPluginParams& params,
 154       const ChromeViewHostMsg_GetPluginInfo_Output& output);
 155
 156   static bool IsExtensionOrSharedModuleWhitelisted(
 157       const GURL& url, const std::set<std::string>& whitelist);
 158
 159   // TODO(mpcomplete): remove after we collect histogram data.
 160   // http://crbug.com/100411
 161   static bool IsAdblockInstalled();
 162   static bool IsAdblockPlusInstalled();
 163   static bool IsAdblockWithWebRequestInstalled();
 164   static bool IsAdblockPlusWithWebRequestInstalled();
 165   static bool IsOtherExtensionWithWebRequestInstalled();
 166
 167  private:
 168   FRIEND_TEST_ALL_PREFIXES(ChromeContentRendererClientTest, NaClRestriction);
 169   FRIEND_TEST_ALL_PREFIXES(ChromeContentRendererClientTest,
 170                            ShouldSuppressErrorPage);
 171
 172   // Gets extension by the given origin, regardless of whether the extension
 173   // is active in the current process.
 174   const extensions::Extension* GetExtensionByOrigin(
 175       const blink::WebSecurityOrigin& origin) const;
 176
 177   // Returns true if the frame is navigating to an URL either into or out of an
 178   // extension app's extent.
 179   bool CrossesExtensionExtents(blink::WebFrame* frame,
 180                                const GURL& new_url,
 181                                const extensions::ExtensionSet& extensions,
 182                                bool is_extension_url,
 183                                bool is_initial_navigation);
 184
 185   static GURL GetNaClContentHandlerURL(const std::string& actual_mime_type,
 186                                        const content::WebPluginInfo& plugin);
 187
 188   // Determines if a NaCl app is allowed, and modifies params to pass the app's
 189   // permissions to the trusted NaCl plugin.
 190   static bool IsNaClAllowed(const GURL& manifest_url,
 191                             const GURL& app_url,
 192                             bool is_nacl_unrestricted,
 193                             const extensions::Extension* extension,
 194                             blink::WebPluginParams* params);
 195
 196   scoped_ptr<ChromeRenderProcessObserver> chrome_observer_;
 197   scoped_ptr<extensions::Dispatcher> extension_dispatcher_;
 198   scoped_ptr<extensions::RendererPermissionsPolicyDelegate>
 199       permissions_policy_delegate_;
 200   scoped_ptr<PrescientNetworkingDispatcher> prescient_networking_dispatcher_;
 201   scoped_ptr<RendererNetPredictor> net_predictor_;
 202 #if defined(ENABLE_SPELLCHECK)
 203   scoped_ptr<SpellCheck> spellcheck_;
 204 #endif
 205   scoped_ptr<visitedlink::VisitedLinkSlave> visited_link_slave_;
 206   scoped_ptr<safe_browsing::PhishingClassifierFilter> phishing_classifier_;
 207   scoped_ptr<prerender::PrerenderDispatcher> prerender_dispatcher_;
 208 #if defined(ENABLE_WEBRTC)
 209   scoped_refptr<WebRtcLoggingMessageFilter> webrtc_logging_message_filter_;
 210 #endif
 211   scoped_ptr<SearchBouncer> search_bouncer_;
 212 };
 213
 214 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_