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