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// Copyright (c) 2012 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 CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
#define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
#include <stddef.h>
#include <map>
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "base/gtest_prod_util.h"
#include "base/strings/string16.h"
#include "build/build_config.h"
#include "chrome/common/plugin.mojom.h"
#include "chrome/renderer/media/chrome_key_systems_provider.h"
#include "components/nacl/common/buildflags.h"
#include "components/rappor/public/mojom/rappor_recorder.mojom.h"
#include "components/spellcheck/spellcheck_buildflags.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/render_thread.h"
#include "extensions/buildflags/buildflags.h"
#include "ipc/ipc_channel_proxy.h"
#include "media/media_buildflags.h"
#include "mojo/public/cpp/bindings/generic_pending_receiver.h"
#include "ppapi/buildflags/buildflags.h"
#include "printing/buildflags/buildflags.h"
#include "services/service_manager/public/cpp/binder_registry.h"
#include "services/service_manager/public/cpp/local_interface_provider.h"
#include "v8/include/v8.h"
#if defined(OS_WIN)
#include "chrome/common/conflicts/remote_module_watcher_win.h"
#endif
class ChromeRenderThreadObserver;
#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
class ChromePDFPrintClient;
#endif
class PrescientNetworkingDispatcher;
#if BUILDFLAG(ENABLE_SPELLCHECK)
class SpellCheck;
#endif
class ThreadProfiler;
namespace blink {
class WebServiceWorkerContextProxy;
}
namespace chrome {
class WebRtcLoggingAgentImpl;
} // namespace chrome
namespace content {
class BrowserPluginDelegate;
struct WebPluginInfo;
}
namespace network_hints {
class PrescientNetworkingDispatcher;
}
namespace extensions {
class Extension;
}
namespace prerender {
class PrerenderDispatcher;
}
namespace subresource_filter {
class UnverifiedRulesetDealer;
}
namespace web_cache {
class WebCacheImpl;
}
class ChromeContentRendererClient
: public content::ContentRendererClient,
public service_manager::LocalInterfaceProvider {
public:
ChromeContentRendererClient();
~ChromeContentRendererClient() override;
void RenderThreadStarted() override;
void RenderFrameCreated(content::RenderFrame* render_frame) override;
void RenderViewCreated(content::RenderView* render_view) override;
SkBitmap* GetSadPluginBitmap() override;
SkBitmap* GetSadWebViewBitmap() override;
bool IsPluginHandledExternally(content::RenderFrame* render_frame,
const blink::WebElement& plugin_element,
const GURL& original_url,
const std::string& mime_type) override;
v8::Local<v8::Object> GetScriptableObject(
const blink::WebElement& plugin_element,
v8::Isolate* isolate) override;
bool OverrideCreatePlugin(content::RenderFrame* render_frame,
const blink::WebPluginParams& params,
blink::WebPlugin** plugin) override;
blink::WebPlugin* CreatePluginReplacement(
content::RenderFrame* render_frame,
const base::FilePath& plugin_path) override;
bool HasErrorPage(int http_status_code) override;
bool ShouldSuppressErrorPage(content::RenderFrame* render_frame,
const GURL& url) override;
bool ShouldTrackUseCounter(const GURL& url) override;
void PrepareErrorPage(content::RenderFrame* render_frame,
const blink::WebURLError& error,
const std::string& http_method,
bool ignoring_cache,
std::string* error_html) override;
void PrepareErrorPageForHttpStatusError(content::RenderFrame* render_frame,
const GURL& unreachable_url,
const std::string& http_method,
bool ignoring_cache,
int http_status,
std::string* error_html) override;
void GetErrorDescription(const blink::WebURLError& error,
const std::string& http_method,
base::string16* error_description) override;
bool DeferMediaLoad(content::RenderFrame* render_frame,
bool has_played_media_before,
base::OnceClosure closure) override;
void PostIOThreadCreated(
base::SingleThreadTaskRunner* io_thread_task_runner) override;
void PostCompositorThreadCreated(
base::SingleThreadTaskRunner* compositor_thread_task_runner) override;
bool RunIdleHandlerWhenWidgetsHidden() override;
bool AllowPopup() override;
bool ShouldFork(blink::WebLocalFrame* frame,
const GURL& url,
const std::string& http_method,
bool is_initial_navigation,
bool is_server_redirect) override;
void WillSendRequest(blink::WebLocalFrame* frame,
ui::PageTransition transition_type,
const blink::WebURL& url,
const url::Origin* initiator_origin,
GURL* new_url,
bool* attach_same_site_cookies) override;
bool IsPrefetchOnly(content::RenderFrame* render_frame,
const blink::WebURLRequest& request) override;
uint64_t VisitedLinkHash(const char* canonical_url, size_t length) override;
bool IsLinkVisited(uint64_t link_hash) override;
blink::WebPrescientNetworking* GetPrescientNetworking() override;
bool IsExternalPepperPlugin(const std::string& module_name) override;
bool IsOriginIsolatedPepperPlugin(const base::FilePath& plugin_path) override;
std::unique_ptr<content::WebSocketHandshakeThrottleProvider>
CreateWebSocketHandshakeThrottleProvider() override;
std::unique_ptr<blink::WebSpeechSynthesizer> OverrideSpeechSynthesizer(
blink::WebSpeechSynthesizerClient* client) override;
bool ShouldReportDetailedMessageForSource(
const base::string16& source) override;
std::unique_ptr<blink::WebContentSettingsClient>
CreateWorkerContentSettingsClient(
content::RenderFrame* render_frame) override;
void AddSupportedKeySystems(
std::vector<std::unique_ptr<::media::KeySystemProperties>>* key_systems)
override;
bool IsKeySystemsUpdateNeeded() override;
bool IsPluginAllowedToUseDevChannelAPIs() override;
bool IsPluginAllowedToUseCameraDeviceAPI(const GURL& url) override;
content::BrowserPluginDelegate* CreateBrowserPluginDelegate(
content::RenderFrame* render_frame,
const content::WebPluginInfo& info,
const std::string& mime_type,
const GURL& original_url) override;
void RecordRappor(const std::string& metric,
const std::string& sample) override;
void RecordRapporURL(const std::string& metric, const GURL& url) override;
void RunScriptsAtDocumentStart(content::RenderFrame* render_frame) override;
void RunScriptsAtDocumentEnd(content::RenderFrame* render_frame) override;
void RunScriptsAtDocumentIdle(content::RenderFrame* render_frame) override;
void SetRuntimeFeaturesDefaultsBeforeBlinkInitialization() override;
void WillInitializeServiceWorkerContextOnWorkerThread() override;
void DidInitializeServiceWorkerContextOnWorkerThread(
blink::WebServiceWorkerContextProxy* context_proxy,
v8::Local<v8::Context> v8_context,
int64_t service_worker_version_id,
const GURL& service_worker_scope,
const GURL& script_url) override;
void DidStartServiceWorkerContextOnWorkerThread(
int64_t service_worker_version_id,
const GURL& service_worker_scope,
const GURL& script_url) override;
void WillDestroyServiceWorkerContextOnWorkerThread(
v8::Local<v8::Context> context,
int64_t service_worker_version_id,
const GURL& service_worker_scope,
const GURL& script_url) override;
bool IsExcludedHeaderForServiceWorkerFetchEvent(
const std::string& header_name) override;
bool ShouldEnforceWebRTCRoutingPreferences() override;
GURL OverrideFlashEmbedWithHTML(const GURL& url) override;
std::unique_ptr<content::URLLoaderThrottleProvider>
CreateURLLoaderThrottleProvider(
content::URLLoaderThrottleProviderType provider_type) override;
blink::WebFrame* FindFrame(blink::WebLocalFrame* relative_to_frame,
const std::string& name) override;
bool IsSafeRedirectTarget(const GURL& url) override;
void DidSetUserAgent(const std::string& user_agent) override;
bool RequiresHtmlImports(const GURL& url) override;
void BindReceiverOnMainThread(mojo::GenericPendingReceiver receiver) override;
#if BUILDFLAG(ENABLE_PLUGINS)
static chrome::mojom::PluginInfoHostAssociatedPtr& GetPluginInfoHost();
static blink::WebPlugin* CreatePlugin(
content::RenderFrame* render_frame,
const blink::WebPluginParams& params,
const chrome::mojom::PluginInfo& plugin_info);
#endif
#if BUILDFLAG(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
static bool IsExtensionOrSharedModuleWhitelisted(
const GURL& url,
const std::set<std::string>& whitelist);
#endif
#if BUILDFLAG(ENABLE_SPELLCHECK)
void InitSpellCheck();
#endif
prerender::PrerenderDispatcher* prerender_dispatcher() const {
return prerender_dispatcher_.get();
}
ChromeRenderThreadObserver* GetChromeObserver() const;
private:
FRIEND_TEST_ALL_PREFIXES(ChromeContentRendererClientTest, NaClRestriction);
FRIEND_TEST_ALL_PREFIXES(ChromeContentRendererClientTest,
ShouldSuppressErrorPage);
static GURL GetNaClContentHandlerURL(const std::string& actual_mime_type,
const content::WebPluginInfo& plugin);
// service_manager::LocalInterfaceProvider:
void GetInterface(const std::string& name,
mojo::ScopedMessagePipeHandle request_handle) override;
// Time at which this object was created. This is very close to the time at
// which the RendererMain function was entered.
base::TimeTicks main_entry_time_;
#if BUILDFLAG(ENABLE_NACL)
// Determines if a page/app/extension is allowed to run native (non-PNaCl)
// NaCl modules.
static bool IsNativeNaClAllowed(const GURL& app_url,
bool is_nacl_unrestricted,
const extensions::Extension* extension);
#endif
#if defined(OS_WIN)
// Observes module load events and notifies the ModuleDatabase in the browser
// process. This instance is created on the main thread but then lives on the
// IO task runner.
RemoteModuleWatcher::UniquePtr remote_module_watcher_;
#endif
// Used to profile main thread.
std::unique_ptr<ThreadProfiler> main_thread_profiler_;
rappor::mojom::RapporRecorderPtr rappor_recorder_;
std::unique_ptr<ChromeRenderThreadObserver> chrome_observer_;
std::unique_ptr<web_cache::WebCacheImpl> web_cache_impl_;
std::unique_ptr<chrome::WebRtcLoggingAgentImpl> webrtc_logging_agent_impl_;
std::unique_ptr<network_hints::PrescientNetworkingDispatcher>
prescient_networking_dispatcher_;
ChromeKeySystemsProvider key_systems_provider_;
#if BUILDFLAG(ENABLE_SPELLCHECK)
std::unique_ptr<SpellCheck> spellcheck_;
#endif
std::unique_ptr<subresource_filter::UnverifiedRulesetDealer>
subresource_filter_ruleset_dealer_;
std::unique_ptr<prerender::PrerenderDispatcher> prerender_dispatcher_;
#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
std::unique_ptr<ChromePDFPrintClient> pdf_print_client_;
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
std::set<std::string> allowed_camera_device_origins_;
#endif
service_manager::BinderRegistry registry_;
// These are initialized in RenderThreadStarted() and used to create throttle
// providers on the IO thread.
scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner_;
std::unique_ptr<service_manager::Connector>
render_thread_connector_for_io_thread_;
DISALLOW_COPY_AND_ASSIGN(ChromeContentRendererClient);
};
#endif // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_