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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 "chrome/renderer/media/chrome_key_systems_provider.h"
#include "components/rappor/public/interfaces/rappor_recorder.mojom.h"
#include "components/spellcheck/spellcheck_build_features.h"
#include "content/public/renderer/content_renderer_client.h"
#include "extensions/features/features.h"
#include "ipc/ipc_channel_proxy.h"
#include "media/media_features.h"
#include "ppapi/features/features.h"
#include "printing/features/features.h"
#include "v8/include/v8.h"
#if defined (OS_CHROMEOS)
#include "chrome/renderer/leak_detector/leak_detector_remote_client.h"
#endif
#if defined(OS_WIN)
#include "chrome/common/conflicts/module_event_sink_win.mojom.h"
#include "chrome/common/conflicts/module_watcher_win.h"
#endif
class ChromeRenderThreadObserver;
#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
class ChromePDFPrintClient;
#endif
class PrescientNetworkingDispatcher;
#if BUILDFLAG(ENABLE_SPELLCHECK)
class SpellCheck;
#endif
struct ChromeViewHostMsg_GetPluginInfo_Output;
namespace content {
class BrowserPluginDelegate;
struct WebPluginInfo;
}
namespace network_hints {
class PrescientNetworkingDispatcher;
}
namespace extensions {
class Extension;
}
namespace prerender {
class PrerenderDispatcher;
}
namespace safe_browsing {
class PhishingClassifierFilter;
}
namespace subresource_filter {
class UnverifiedRulesetDealer;
}
namespace web_cache {
class WebCacheImpl;
}
#if BUILDFLAG(ENABLE_WEBRTC)
class WebRtcLoggingMessageFilter;
#endif
namespace internal {
extern const char kFlashYouTubeRewriteUMA[];
// Used for UMA. Values should not be reorderer or reused.
// SUCCESS refers to an embed properly rewritten. SUCCESS_PARAMS_REWRITE refers
// to an embed rewritten with the params fixed. SUCCESS_ENABLEJSAPI refers to
// a rewritten embed even though the JS API was enabled (Chrome Android only).
// FAILURE_ENABLEJSAPI indicates the embed was not rewritten because the
// JS API was enabled.
enum YouTubeRewriteStatus {
SUCCESS = 0,
SUCCESS_PARAMS_REWRITE = 1,
SUCCESS_ENABLEJSAPI = 2,
FAILURE_ENABLEJSAPI = 3,
NUM_PLUGIN_ERROR // should be kept last
};
} // namespace internal
class ChromeContentRendererClient : public content::ContentRendererClient {
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 OverrideCreatePlugin(content::RenderFrame* render_frame,
blink::WebLocalFrame* 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, std::string* error_domain) override;
bool ShouldSuppressErrorPage(content::RenderFrame* render_frame,
const GURL& url) override;
void GetNavigationErrorStrings(content::RenderFrame* render_frame,
const blink::WebURLRequest& failed_request,
const blink::WebURLError& error,
std::string* error_html,
base::string16* error_description) override;
void DeferMediaLoad(content::RenderFrame* render_frame,
bool has_played_media_before,
const base::Closure& closure) override;
bool RunIdleHandlerWhenWidgetsHidden() override;
bool AllowTimerSuspensionWhenProcessBackgrounded() 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,
bool* send_referrer) override;
bool WillSendRequest(blink::WebLocalFrame* frame,
ui::PageTransition transition_type,
const blink::WebURL& url,
GURL* new_url) override;
bool IsPrefetchOnly(content::RenderFrame* render_frame,
const blink::WebURLRequest& request) override;
unsigned long long VisitedLinkHash(const char* canonical_url,
size_t length) override;
bool IsLinkVisited(unsigned long long link_hash) override;
blink::WebPrescientNetworking* GetPrescientNetworking() override;
bool ShouldOverridePageVisibilityState(
const content::RenderFrame* render_frame,
blink::WebPageVisibilityState* override_state) override;
bool IsExternalPepperPlugin(const std::string& module_name) override;
blink::WebSpeechSynthesizer* OverrideSpeechSynthesizer(
blink::WebSpeechSynthesizerClient* client) override;
bool ShouldReportDetailedMessageForSource(
const base::string16& source) const override;
bool ShouldGatherSiteIsolationStats() const override;
blink::WebWorkerContentSettingsClientProxy*
CreateWorkerContentSettingsClientProxy(content::RenderFrame* render_frame,
blink::WebFrame* frame) override;
bool AllowPepperMediaStreamAPI(const GURL& url) 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;
bool IsPluginAllowedToUseCompositorAPI(const GURL& url) override;
content::BrowserPluginDelegate* CreateBrowserPluginDelegate(
content::RenderFrame* render_frame,
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 AddImageContextMenuProperties(
const blink::WebURLResponse& response,
std::map<std::string, std::string>* properties) override;
void RunScriptsAtDocumentStart(content::RenderFrame* render_frame) override;
void RunScriptsAtDocumentEnd(content::RenderFrame* render_frame) override;
void RunScriptsAtDocumentIdle(content::RenderFrame* render_frame) override;
void DidInitializeServiceWorkerContextOnWorkerThread(
v8::Local<v8::Context> context,
int64_t service_worker_version_id,
const GURL& url) override;
void WillDestroyServiceWorkerContextOnWorkerThread(
v8::Local<v8::Context> context,
int64_t service_worker_version_id,
const GURL& url) override;
bool ShouldEnforceWebRTCRoutingPreferences() override;
GURL OverrideFlashEmbedWithHTML(const GURL& url) override;
std::unique_ptr<base::TaskScheduler::InitParams> GetTaskSchedulerInitParams()
override;
#if BUILDFLAG(ENABLE_SPELLCHECK)
// Sets a new |spellcheck|. Used for testing only.
// Takes ownership of |spellcheck|.
void SetSpellcheck(SpellCheck* spellcheck);
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
static blink::WebPlugin* CreatePlugin(
content::RenderFrame* render_frame,
blink::WebLocalFrame* frame,
const blink::WebPluginParams& params,
const ChromeViewHostMsg_GetPluginInfo_Output& output);
#endif
#if BUILDFLAG(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
static bool IsExtensionOrSharedModuleWhitelisted(
const GURL& url, const std::set<std::string>& whitelist);
#endif
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);
// 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 !defined(DISABLE_NACL)
// Determines if a NaCl app is allowed, and modifies params to pass the app's
// permissions to the trusted NaCl plugin.
static bool IsNaClAllowed(const GURL& manifest_url,
const GURL& app_url,
bool is_nacl_unrestricted,
const extensions::Extension* extension,
blink::WebPluginParams* params);
#endif
rappor::mojom::RapporRecorderPtr rappor_recorder_;
std::unique_ptr<ChromeRenderThreadObserver> chrome_observer_;
std::unique_ptr<web_cache::WebCacheImpl> web_cache_impl_;
std::unique_ptr<network_hints::PrescientNetworkingDispatcher>
prescient_networking_dispatcher_;
chrome::ChromeKeySystemsProvider key_systems_provider_;
#if BUILDFLAG(ENABLE_SPELLCHECK)
std::unique_ptr<SpellCheck> spellcheck_;
#endif
std::unique_ptr<safe_browsing::PhishingClassifierFilter> phishing_classifier_;
std::unique_ptr<subresource_filter::UnverifiedRulesetDealer>
subresource_filter_ruleset_dealer_;
std::unique_ptr<prerender::PrerenderDispatcher> prerender_dispatcher_;
#if BUILDFLAG(ENABLE_WEBRTC)
scoped_refptr<WebRtcLoggingMessageFilter> webrtc_logging_message_filter_;
#endif
#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_;
std::set<std::string> allowed_compositor_origins_;
#endif
#if defined(OS_CHROMEOS)
std::unique_ptr<LeakDetectorRemoteClient> leak_detector_remote_client_;
#endif
#if defined(OS_WIN)
// Observes module load and unload events and notifies the ModuleDatabase in
// the browser process.
std::unique_ptr<ModuleWatcher> module_watcher_;
mojom::ModuleEventSinkPtr module_event_sink_;
#endif
DISALLOW_COPY_AND_ASSIGN(ChromeContentRendererClient);
};
#endif // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_