Index: chrome/renderer/extensions/dispatcher.cc |
diff --git a/chrome/renderer/extensions/dispatcher.cc b/chrome/renderer/extensions/dispatcher.cc |
index efec6f00ec2d69b78286151e5e256552e423d5b4..90899502ed5376a144bdeab24d48d60dd00251a1 100644 |
--- a/chrome/renderer/extensions/dispatcher.cc |
+++ b/chrome/renderer/extensions/dispatcher.cc |
@@ -1,1693 +1,1696 @@ |
-// 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. |
- |
-#include "chrome/renderer/extensions/dispatcher.h" |
- |
-#include "base/callback.h" |
-#include "base/command_line.h" |
-#include "base/debug/alias.h" |
-#include "base/json/json_reader.h" |
-#include "base/memory/scoped_ptr.h" |
-#include "base/metrics/user_metrics_action.h" |
-#include "base/sha1.h" |
-#include "base/strings/string_number_conversions.h" |
-#include "base/strings/string_piece.h" |
-#include "base/strings/string_split.h" |
-#include "base/strings/string_util.h" |
-#include "chrome/common/chrome_switches.h" |
-#include "chrome/common/chrome_version_info.h" |
-#include "chrome/common/crash_keys.h" |
-#include "chrome/common/extensions/api/messaging/message.h" |
-#include "chrome/common/extensions/extension_messages.h" |
-#include "chrome/common/extensions/features/feature_channel.h" |
-#include "chrome/common/extensions/manifest_handlers/externally_connectable.h" |
-#include "chrome/common/extensions/message_bundle.h" |
-#include "chrome/common/url_constants.h" |
-#include "chrome/renderer/chrome_render_process_observer.h" |
-#include "chrome/renderer/extensions/api_activity_logger.h" |
-#include "chrome/renderer/extensions/api_definitions_natives.h" |
-#include "chrome/renderer/extensions/app_bindings.h" |
-#include "chrome/renderer/extensions/app_runtime_custom_bindings.h" |
-#include "chrome/renderer/extensions/app_window_custom_bindings.h" |
-#include "chrome/renderer/extensions/binding_generating_native_handler.h" |
-#include "chrome/renderer/extensions/blob_native_handler.h" |
-#include "chrome/renderer/extensions/chrome_v8_context.h" |
-#include "chrome/renderer/extensions/chrome_v8_extension.h" |
-#include "chrome/renderer/extensions/content_watcher.h" |
-#include "chrome/renderer/extensions/context_menus_custom_bindings.h" |
-#include "chrome/renderer/extensions/css_native_handler.h" |
-#include "chrome/renderer/extensions/document_custom_bindings.h" |
-#include "chrome/renderer/extensions/dom_activity_logger.h" |
-#include "chrome/renderer/extensions/event_bindings.h" |
-#include "chrome/renderer/extensions/extension_groups.h" |
-#include "chrome/renderer/extensions/extension_helper.h" |
-#include "chrome/renderer/extensions/file_browser_handler_custom_bindings.h" |
-#include "chrome/renderer/extensions/file_browser_private_custom_bindings.h" |
-#include "chrome/renderer/extensions/file_system_natives.h" |
-#include "chrome/renderer/extensions/i18n_custom_bindings.h" |
-#include "chrome/renderer/extensions/id_generator_custom_bindings.h" |
-#include "chrome/renderer/extensions/logging_native_handler.h" |
-#include "chrome/renderer/extensions/media_galleries_custom_bindings.h" |
-#include "chrome/renderer/extensions/messaging_bindings.h" |
-#include "chrome/renderer/extensions/module_system.h" |
-#include "chrome/renderer/extensions/object_backed_native_handler.h" |
-#include "chrome/renderer/extensions/page_actions_custom_bindings.h" |
-#include "chrome/renderer/extensions/page_capture_custom_bindings.h" |
-#include "chrome/renderer/extensions/pepper_request_natives.h" |
-#include "chrome/renderer/extensions/render_view_observer_natives.h" |
-#include "chrome/renderer/extensions/request_sender.h" |
-#include "chrome/renderer/extensions/runtime_custom_bindings.h" |
-#include "chrome/renderer/extensions/safe_builtins.h" |
-#include "chrome/renderer/extensions/send_request_natives.h" |
-#include "chrome/renderer/extensions/set_icon_natives.h" |
-#include "chrome/renderer/extensions/sync_file_system_custom_bindings.h" |
-#include "chrome/renderer/extensions/tab_finder.h" |
-#include "chrome/renderer/extensions/tabs_custom_bindings.h" |
-#include "chrome/renderer/extensions/user_script_slave.h" |
-#include "chrome/renderer/extensions/webstore_bindings.h" |
-#include "chrome/renderer/resource_bundle_source_map.h" |
-#include "content/public/renderer/render_thread.h" |
-#include "content/public/renderer/render_view.h" |
-#include "content/public/renderer/v8_value_converter.h" |
-#include "extensions/common/constants.h" |
-#include "extensions/common/extension.h" |
-#include "extensions/common/extension_api.h" |
-#include "extensions/common/extension_urls.h" |
-#include "extensions/common/features/feature.h" |
-#include "extensions/common/features/feature_provider.h" |
-#include "extensions/common/manifest.h" |
-#include "extensions/common/manifest_constants.h" |
-#include "extensions/common/manifest_handlers/background_info.h" |
-#include "extensions/common/manifest_handlers/sandboxed_page_info.h" |
-#include "extensions/common/permissions/permission_set.h" |
-#include "extensions/common/permissions/permissions_data.h" |
-#include "extensions/common/switches.h" |
-#include "extensions/common/view_type.h" |
-#include "grit/common_resources.h" |
-#include "grit/renderer_resources.h" |
-#include "third_party/WebKit/public/platform/WebString.h" |
-#include "third_party/WebKit/public/platform/WebURLRequest.h" |
-#include "third_party/WebKit/public/web/WebCustomElement.h" |
-#include "third_party/WebKit/public/web/WebDataSource.h" |
-#include "third_party/WebKit/public/web/WebDocument.h" |
-#include "third_party/WebKit/public/web/WebFrame.h" |
-#include "third_party/WebKit/public/web/WebRuntimeFeatures.h" |
-#include "third_party/WebKit/public/web/WebScopedUserGesture.h" |
-#include "third_party/WebKit/public/web/WebSecurityPolicy.h" |
-#include "third_party/WebKit/public/web/WebUserGestureIndicator.h" |
-#include "third_party/WebKit/public/web/WebView.h" |
-#include "ui/base/layout.h" |
-#include "ui/base/resource/resource_bundle.h" |
-#include "v8/include/v8.h" |
- |
-#if defined(ENABLE_WEBRTC) |
-#include "chrome/renderer/extensions/cast_streaming_native_handler.h" |
-#endif |
- |
-using base::UserMetricsAction; |
-using blink::WebDataSource; |
-using blink::WebDocument; |
-using blink::WebFrame; |
-using blink::WebScopedUserGesture; |
-using blink::WebSecurityPolicy; |
-using blink::WebString; |
-using blink::WebVector; |
-using blink::WebView; |
-using content::RenderThread; |
-using content::RenderView; |
- |
-namespace extensions { |
- |
-namespace { |
- |
-static const int64 kInitialExtensionIdleHandlerDelayMs = 5*1000; |
-static const int64 kMaxExtensionIdleHandlerDelayMs = 5*60*1000; |
-static const char kEventDispatchFunction[] = "dispatchEvent"; |
-static const char kOnSuspendEvent[] = "runtime.onSuspend"; |
-static const char kOnSuspendCanceledEvent[] = "runtime.onSuspendCanceled"; |
- |
-// Returns the global value for "chrome" from |context|. If one doesn't exist |
-// creates a new object for it. |
-// |
-// Note that this isn't necessarily an object, since webpages can write, for |
-// example, "window.chrome = true". |
-v8::Handle<v8::Value> GetOrCreateChrome(ChromeV8Context* context) { |
- v8::Handle<v8::String> chrome_string( |
- v8::String::NewFromUtf8(context->isolate(), "chrome")); |
- v8::Handle<v8::Object> global(context->v8_context()->Global()); |
- v8::Handle<v8::Value> chrome(global->Get(chrome_string)); |
- if (chrome->IsUndefined()) { |
- chrome = v8::Object::New(context->isolate()); |
- global->Set(chrome_string, chrome); |
- } |
- return chrome; |
-} |
- |
-// Returns |value| cast to an object if possible, else an empty handle. |
-v8::Handle<v8::Object> AsObjectOrEmpty(v8::Handle<v8::Value> value) { |
- return value->IsObject() ? value.As<v8::Object>() : v8::Handle<v8::Object>(); |
-} |
- |
-class TestFeaturesNativeHandler : public ObjectBackedNativeHandler { |
- public: |
- explicit TestFeaturesNativeHandler(ChromeV8Context* context) |
- : ObjectBackedNativeHandler(context) { |
- RouteFunction("GetAPIFeatures", |
- base::Bind(&TestFeaturesNativeHandler::GetAPIFeatures, |
- base::Unretained(this))); |
- } |
- |
- private: |
- void GetAPIFeatures(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- base::Value* value = base::JSONReader::Read( |
- ResourceBundle::GetSharedInstance().GetRawDataResource( |
- IDR_EXTENSION_API_FEATURES).as_string()); |
- scoped_ptr<content::V8ValueConverter> converter( |
- content::V8ValueConverter::create()); |
- args.GetReturnValue().Set( |
- converter->ToV8Value(value, context()->v8_context())); |
- } |
-}; |
- |
-class UserGesturesNativeHandler : public ObjectBackedNativeHandler { |
- public: |
- explicit UserGesturesNativeHandler(ChromeV8Context* context) |
- : ObjectBackedNativeHandler(context) { |
- RouteFunction("IsProcessingUserGesture", |
- base::Bind(&UserGesturesNativeHandler::IsProcessingUserGesture, |
- base::Unretained(this))); |
- RouteFunction("RunWithUserGesture", |
- base::Bind(&UserGesturesNativeHandler::RunWithUserGesture, |
- base::Unretained(this))); |
- RouteFunction("RunWithoutUserGesture", |
- base::Bind(&UserGesturesNativeHandler::RunWithoutUserGesture, |
- base::Unretained(this))); |
- } |
- |
- private: |
- void IsProcessingUserGesture( |
- const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue().Set(v8::Boolean::New( |
- args.GetIsolate(), |
- blink::WebUserGestureIndicator::isProcessingUserGesture())); |
- } |
- |
- void RunWithUserGesture( |
- const v8::FunctionCallbackInfo<v8::Value>& args) { |
- blink::WebScopedUserGesture user_gesture; |
- CHECK_EQ(args.Length(), 1); |
- CHECK(args[0]->IsFunction()); |
- v8::Handle<v8::Value> no_args; |
- context()->CallFunction(v8::Handle<v8::Function>::Cast(args[0]), |
- 0, &no_args); |
- } |
- |
- void RunWithoutUserGesture( |
- const v8::FunctionCallbackInfo<v8::Value>& args) { |
- blink::WebUserGestureIndicator::consumeUserGesture(); |
- CHECK_EQ(args.Length(), 1); |
- CHECK(args[0]->IsFunction()); |
- v8::Handle<v8::Value> no_args; |
- context()->CallFunction(v8::Handle<v8::Function>::Cast(args[0]), |
- 0, &no_args); |
- } |
-}; |
- |
-class V8ContextNativeHandler : public ObjectBackedNativeHandler { |
- public: |
- V8ContextNativeHandler(ChromeV8Context* context, Dispatcher* dispatcher) |
- : ObjectBackedNativeHandler(context), |
- context_(context), |
- dispatcher_(dispatcher) { |
- RouteFunction("GetAvailability", |
- base::Bind(&V8ContextNativeHandler::GetAvailability, |
- base::Unretained(this))); |
- RouteFunction("GetModuleSystem", |
- base::Bind(&V8ContextNativeHandler::GetModuleSystem, |
- base::Unretained(this))); |
- } |
- |
- private: |
- void GetAvailability(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- CHECK_EQ(args.Length(), 1); |
- v8::Isolate* isolate = args.GetIsolate(); |
- std::string api_name = *v8::String::Utf8Value(args[0]->ToString()); |
- Feature::Availability availability = context_->GetAvailability(api_name); |
- |
- v8::Handle<v8::Object> ret = v8::Object::New(isolate); |
- ret->Set(v8::String::NewFromUtf8(isolate, "is_available"), |
- v8::Boolean::New(isolate, availability.is_available())); |
- ret->Set(v8::String::NewFromUtf8(isolate, "message"), |
- v8::String::NewFromUtf8(isolate, availability.message().c_str())); |
- ret->Set(v8::String::NewFromUtf8(isolate, "result"), |
- v8::Integer::New(isolate, availability.result())); |
- args.GetReturnValue().Set(ret); |
- } |
- |
- void GetModuleSystem(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- CHECK_EQ(args.Length(), 1); |
- CHECK(args[0]->IsObject()); |
- v8::Handle<v8::Context> v8_context = |
- v8::Handle<v8::Object>::Cast(args[0])->CreationContext(); |
- ChromeV8Context* context = dispatcher_->v8_context_set().GetByV8Context( |
- v8_context); |
- args.GetReturnValue().Set(context->module_system()->NewInstance()); |
- } |
- |
- ChromeV8Context* context_; |
- Dispatcher* dispatcher_; |
-}; |
- |
-class ChromeNativeHandler : public ObjectBackedNativeHandler { |
- public: |
- explicit ChromeNativeHandler(ChromeV8Context* context) |
- : ObjectBackedNativeHandler(context) { |
- RouteFunction("GetChrome", |
- base::Bind(&ChromeNativeHandler::GetChrome, base::Unretained(this))); |
- } |
- |
- void GetChrome(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue().Set(GetOrCreateChrome(context())); |
- } |
-}; |
- |
-class PrintNativeHandler : public ObjectBackedNativeHandler { |
- public: |
- explicit PrintNativeHandler(ChromeV8Context* context) |
- : ObjectBackedNativeHandler(context) { |
- RouteFunction("Print", |
- base::Bind(&PrintNativeHandler::Print, |
- base::Unretained(this))); |
- } |
- |
- void Print(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- if (args.Length() < 1) |
- return; |
- |
- std::vector<std::string> components; |
- for (int i = 0; i < args.Length(); ++i) |
- components.push_back(*v8::String::Utf8Value(args[i]->ToString())); |
- |
- LOG(ERROR) << JoinString(components, ','); |
- } |
-}; |
- |
-class LazyBackgroundPageNativeHandler : public ChromeV8Extension { |
- public: |
- LazyBackgroundPageNativeHandler(Dispatcher* dispatcher, |
- ChromeV8Context* context) |
- : ChromeV8Extension(dispatcher, context) { |
- RouteFunction("IncrementKeepaliveCount", |
- base::Bind(&LazyBackgroundPageNativeHandler::IncrementKeepaliveCount, |
- base::Unretained(this))); |
- RouteFunction("DecrementKeepaliveCount", |
- base::Bind(&LazyBackgroundPageNativeHandler::DecrementKeepaliveCount, |
- base::Unretained(this))); |
- } |
- |
- void IncrementKeepaliveCount( |
- const v8::FunctionCallbackInfo<v8::Value>& args) { |
- if (!context()) |
- return; |
- RenderView* render_view = context()->GetRenderView(); |
- if (IsContextLazyBackgroundPage(render_view, context()->extension())) { |
- render_view->Send(new ExtensionHostMsg_IncrementLazyKeepaliveCount( |
- render_view->GetRoutingID())); |
- } |
- } |
- |
- void DecrementKeepaliveCount( |
- const v8::FunctionCallbackInfo<v8::Value>& args) { |
- if (!context()) |
- return; |
- RenderView* render_view = context()->GetRenderView(); |
- if (IsContextLazyBackgroundPage(render_view, context()->extension())) { |
- render_view->Send(new ExtensionHostMsg_DecrementLazyKeepaliveCount( |
- render_view->GetRoutingID())); |
- } |
- } |
- |
- private: |
- bool IsContextLazyBackgroundPage(RenderView* render_view, |
- const Extension* extension) { |
- if (!render_view) |
- return false; |
- |
- ExtensionHelper* helper = ExtensionHelper::Get(render_view); |
- return (extension && BackgroundInfo::HasLazyBackgroundPage(extension) && |
- helper->view_type() == VIEW_TYPE_EXTENSION_BACKGROUND_PAGE); |
- } |
-}; |
- |
-class ProcessInfoNativeHandler : public ChromeV8Extension { |
- public: |
- ProcessInfoNativeHandler(Dispatcher* dispatcher, |
- ChromeV8Context* context, |
- const std::string& extension_id, |
- const std::string& context_type, |
- bool is_incognito_context, |
- int manifest_version, |
- bool send_request_disabled) |
- : ChromeV8Extension(dispatcher, context), |
- extension_id_(extension_id), |
- context_type_(context_type), |
- is_incognito_context_(is_incognito_context), |
- manifest_version_(manifest_version), |
- send_request_disabled_(send_request_disabled) { |
- RouteFunction("GetExtensionId", |
- base::Bind(&ProcessInfoNativeHandler::GetExtensionId, |
- base::Unretained(this))); |
- RouteFunction("GetContextType", |
- base::Bind(&ProcessInfoNativeHandler::GetContextType, |
- base::Unretained(this))); |
- RouteFunction("InIncognitoContext", |
- base::Bind(&ProcessInfoNativeHandler::InIncognitoContext, |
- base::Unretained(this))); |
- RouteFunction("GetManifestVersion", |
- base::Bind(&ProcessInfoNativeHandler::GetManifestVersion, |
- base::Unretained(this))); |
- RouteFunction("IsSendRequestDisabled", |
- base::Bind(&ProcessInfoNativeHandler::IsSendRequestDisabled, |
- base::Unretained(this))); |
- RouteFunction("HasSwitch", |
- base::Bind(&ProcessInfoNativeHandler::HasSwitch, |
- base::Unretained(this))); |
- } |
- |
- private: |
- void GetExtensionId(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue() |
- .Set(v8::String::NewFromUtf8(args.GetIsolate(), extension_id_.c_str())); |
- } |
- |
- void GetContextType(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue() |
- .Set(v8::String::NewFromUtf8(args.GetIsolate(), context_type_.c_str())); |
- } |
- |
- void InIncognitoContext(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue().Set(is_incognito_context_); |
- } |
- |
- void GetManifestVersion(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- args.GetReturnValue().Set(static_cast<int32_t>(manifest_version_)); |
- } |
- |
- void IsSendRequestDisabled(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- if (send_request_disabled_) { |
- args.GetReturnValue().Set(v8::String::NewFromUtf8(args.GetIsolate(), |
- "sendRequest and onRequest are obsolete." |
- " Please use sendMessage and onMessage instead.")); |
- } |
- } |
- |
- void HasSwitch(const v8::FunctionCallbackInfo<v8::Value>& args) { |
- CHECK(args.Length() == 1 && args[0]->IsString()); |
- bool has_switch = CommandLine::ForCurrentProcess()->HasSwitch( |
- *v8::String::Utf8Value(args[0])); |
- args.GetReturnValue().Set(v8::Boolean::New(args.GetIsolate(), has_switch)); |
- } |
- |
- std::string extension_id_; |
- std::string context_type_; |
- bool is_incognito_context_; |
- int manifest_version_; |
- bool send_request_disabled_; |
-}; |
- |
-void InstallAppBindings(ModuleSystem* module_system, |
- v8::Handle<v8::Object> chrome) { |
- module_system->SetLazyField(chrome, "app", "app", "chromeApp"); |
-} |
- |
-void InstallWebstoreBindings(ModuleSystem* module_system, |
- v8::Handle<v8::Object> chrome) { |
- module_system->SetLazyField(chrome, "webstore", "webstore", "chromeWebstore"); |
-} |
- |
-// Calls a method |method_name| in a module |module_name| belonging to the |
-// module system from |context|. Intended as a callback target from |
-// ChromeV8ContextSet::ForEach. |
-void CallModuleMethod(const std::string& module_name, |
- const std::string& method_name, |
- const base::ListValue* args, |
- ChromeV8Context* context) { |
- v8::HandleScope handle_scope(context->isolate()); |
- v8::Context::Scope context_scope(context->v8_context()); |
- |
- scoped_ptr<content::V8ValueConverter> converter( |
- content::V8ValueConverter::create()); |
- |
- std::vector<v8::Handle<v8::Value> > arguments; |
- for (base::ListValue::const_iterator it = args->begin(); it != args->end(); |
- ++it) { |
- arguments.push_back(converter->ToV8Value(*it, context->v8_context())); |
- } |
- |
- context->module_system()->CallModuleMethod( |
- module_name, method_name, &arguments); |
-} |
- |
-} // namespace |
- |
-Dispatcher::Dispatcher() |
- : content_watcher_(new ContentWatcher()), |
- is_webkit_initialized_(false), |
- webrequest_adblock_(false), |
- webrequest_adblock_plus_(false), |
- webrequest_other_(false), |
- source_map_(&ResourceBundle::GetSharedInstance()), |
- v8_schema_registry_(new V8SchemaRegistry) { |
- const CommandLine& command_line = *(CommandLine::ForCurrentProcess()); |
- is_extension_process_ = |
- command_line.HasSwitch(extensions::switches::kExtensionProcess) || |
- command_line.HasSwitch(::switches::kSingleProcess); |
- |
- if (is_extension_process_) { |
- RenderThread::Get()->SetIdleNotificationDelayInMs( |
- kInitialExtensionIdleHandlerDelayMs); |
- } |
- |
- RenderThread::Get()->RegisterExtension(SafeBuiltins::CreateV8Extension()); |
- |
- user_script_slave_.reset(new UserScriptSlave(&extensions_)); |
- request_sender_.reset(new RequestSender(this)); |
- PopulateSourceMap(); |
- PopulateLazyBindingsMap(); |
-} |
- |
-Dispatcher::~Dispatcher() { |
-} |
- |
-bool Dispatcher::OnControlMessageReceived(const IPC::Message& message) { |
- bool handled = true; |
- IPC_BEGIN_MESSAGE_MAP(Dispatcher, message) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_SetChannel, OnSetChannel) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_MessageInvoke, OnMessageInvoke) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_DispatchOnConnect, OnDispatchOnConnect) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_DeliverMessage, OnDeliverMessage) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_DispatchOnDisconnect, |
- OnDispatchOnDisconnect) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_SetFunctionNames, OnSetFunctionNames) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_SetSystemFont, OnSetSystemFont) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_Loaded, OnLoaded) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_Unloaded, OnUnloaded) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_SetScriptingWhitelist, |
- OnSetScriptingWhitelist) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_ActivateExtension, OnActivateExtension) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_UpdatePermissions, OnUpdatePermissions) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateTabSpecificPermissions, |
- OnUpdateTabSpecificPermissions) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_ClearTabSpecificPermissions, |
- OnClearTabSpecificPermissions) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateUserScripts, OnUpdateUserScripts) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_UsingWebRequestAPI, OnUsingWebRequestAPI) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_ShouldSuspend, OnShouldSuspend) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_Suspend, OnSuspend) |
- IPC_MESSAGE_HANDLER(ExtensionMsg_CancelSuspend, OnCancelSuspend) |
- IPC_MESSAGE_FORWARD(ExtensionMsg_WatchPages, |
- content_watcher_.get(), ContentWatcher::OnWatchPages) |
- IPC_MESSAGE_UNHANDLED(handled = false) |
- IPC_END_MESSAGE_MAP() |
- |
- return handled; |
-} |
- |
-void Dispatcher::WebKitInitialized() { |
- // For extensions, we want to ensure we call the IdleHandler every so often, |
- // even if the extension keeps up activity. |
- if (is_extension_process_) { |
- forced_idle_timer_.Start(FROM_HERE, |
- base::TimeDelta::FromMilliseconds(kMaxExtensionIdleHandlerDelayMs), |
- RenderThread::Get(), &RenderThread::IdleHandler); |
- } |
- |
- // Initialize host permissions for any extensions that were activated before |
- // WebKit was initialized. |
- for (std::set<std::string>::iterator iter = active_extension_ids_.begin(); |
- iter != active_extension_ids_.end(); ++iter) { |
- const Extension* extension = extensions_.GetByID(*iter); |
- CHECK(extension); |
- InitOriginPermissions(extension); |
- } |
- |
- EnableCustomElementWhiteList(); |
- |
- is_webkit_initialized_ = true; |
-} |
- |
-void Dispatcher::IdleNotification() { |
- if (is_extension_process_) { |
- // Dampen the forced delay as well if the extension stays idle for long |
- // periods of time. |
- int64 forced_delay_ms = std::max( |
- RenderThread::Get()->GetIdleNotificationDelayInMs(), |
- kMaxExtensionIdleHandlerDelayMs); |
- forced_idle_timer_.Stop(); |
- forced_idle_timer_.Start(FROM_HERE, |
- base::TimeDelta::FromMilliseconds(forced_delay_ms), |
- RenderThread::Get(), &RenderThread::IdleHandler); |
- } |
-} |
- |
-void Dispatcher::OnRenderProcessShutdown() { |
- v8_schema_registry_.reset(); |
-} |
- |
-void Dispatcher::OnSetFunctionNames( |
- const std::vector<std::string>& names) { |
- function_names_.clear(); |
- for (size_t i = 0; i < names.size(); ++i) |
- function_names_.insert(names[i]); |
-} |
- |
-void Dispatcher::OnSetSystemFont(const std::string& font_family, |
- const std::string& font_size) { |
- system_font_family_ = font_family; |
- system_font_size_ = font_size; |
-} |
- |
-void Dispatcher::OnSetChannel(int channel) { |
- SetCurrentChannel(static_cast<chrome::VersionInfo::Channel>(channel)); |
-} |
- |
-void Dispatcher::OnMessageInvoke(const std::string& extension_id, |
- const std::string& module_name, |
- const std::string& function_name, |
- const base::ListValue& args, |
- bool user_gesture) { |
- InvokeModuleSystemMethod( |
- NULL, extension_id, module_name, function_name, args, user_gesture); |
-} |
- |
-void Dispatcher::OnDispatchOnConnect( |
- int target_port_id, |
- const std::string& channel_name, |
- const base::DictionaryValue& source_tab, |
- const ExtensionMsg_ExternalConnectionInfo& info, |
- const std::string& tls_channel_id) { |
- DCHECK(!ContainsKey(port_to_tab_id_map_, target_port_id)); |
- DCHECK_EQ(1, target_port_id % 2); // target renderer ports have odd IDs. |
- int sender_tab_id = -1; |
- source_tab.GetInteger("id", &sender_tab_id); |
- port_to_tab_id_map_[target_port_id] = sender_tab_id; |
- |
- MessagingBindings::DispatchOnConnect( |
- v8_context_set_.GetAll(), |
- target_port_id, channel_name, source_tab, |
- info.source_id, info.target_id, info.source_url, |
- tls_channel_id, |
- NULL); // All render views. |
-} |
- |
-void Dispatcher::OnDeliverMessage(int target_port_id, |
- const Message& message) { |
- scoped_ptr<RequestSender::ScopedTabID> scoped_tab_id; |
- std::map<int, int>::const_iterator it = |
- port_to_tab_id_map_.find(target_port_id); |
- if (it != port_to_tab_id_map_.end()) { |
- scoped_tab_id.reset(new RequestSender::ScopedTabID(request_sender(), |
- it->second)); |
- } |
- |
- MessagingBindings::DeliverMessage( |
- v8_context_set_.GetAll(), |
- target_port_id, |
- message, |
- NULL); // All render views. |
-} |
- |
-void Dispatcher::OnDispatchOnDisconnect(int port_id, |
- const std::string& error_message) { |
- MessagingBindings::DispatchOnDisconnect( |
- v8_context_set_.GetAll(), |
- port_id, error_message, |
- NULL); // All render views. |
-} |
- |
-void Dispatcher::OnLoaded( |
- const std::vector<ExtensionMsg_Loaded_Params>& loaded_extensions) { |
- std::vector<ExtensionMsg_Loaded_Params>::const_iterator i; |
- for (i = loaded_extensions.begin(); i != loaded_extensions.end(); ++i) { |
- std::string error; |
- scoped_refptr<const Extension> extension = i->ConvertToExtension(&error); |
- if (!extension.get()) { |
- extension_load_errors_[i->id] = error; |
- continue; |
- } |
- OnLoadedInternal(extension); |
- } |
- // Update the available bindings for all contexts. These may have changed if |
- // an externally_connectable extension was loaded that can connect to an |
- // open webpage. |
- AddOrRemoveBindings(""); |
-} |
- |
-void Dispatcher::OnLoadedInternal(scoped_refptr<const Extension> extension) { |
- extensions_.Insert(extension); |
-} |
- |
-void Dispatcher::OnUnloaded(const std::string& id) { |
- extensions_.Remove(id); |
- active_extension_ids_.erase(id); |
- |
- // If the extension is later reloaded with a different set of permissions, |
- // we'd like it to get a new isolated world ID, so that it can pick up the |
- // changed origin whitelist. |
- user_script_slave_->RemoveIsolatedWorld(id); |
- |
- // Invalidate all of the contexts that were removed. |
- // TODO(kalman): add an invalidation observer interface to ChromeV8Context. |
- ChromeV8ContextSet::ContextSet removed_contexts = |
- v8_context_set_.OnExtensionUnloaded(id); |
- for (ChromeV8ContextSet::ContextSet::iterator it = removed_contexts.begin(); |
- it != removed_contexts.end(); ++it) { |
- request_sender_->InvalidateSource(*it); |
- } |
- |
- // Update the available bindings for the remaining contexts. These may have |
- // changed if an externally_connectable extension is unloaded and a webpage |
- // is no longer accessible. |
- AddOrRemoveBindings(""); |
- |
- // Invalidates the messages map for the extension in case the extension is |
- // reloaded with a new messages map. |
- EraseL10nMessagesMap(id); |
- |
- // We don't do anything with existing platform-app stylesheets. They will |
- // stay resident, but the URL pattern corresponding to the unloaded |
- // extension's URL just won't match anything anymore. |
-} |
- |
-void Dispatcher::OnSetScriptingWhitelist( |
- const ExtensionsClient::ScriptingWhitelist& extension_ids) { |
- ExtensionsClient::Get()->SetScriptingWhitelist(extension_ids); |
-} |
- |
-bool Dispatcher::IsExtensionActive( |
- const std::string& extension_id) const { |
- bool is_active = |
- active_extension_ids_.find(extension_id) != active_extension_ids_.end(); |
- if (is_active) |
- CHECK(extensions_.Contains(extension_id)); |
- return is_active; |
-} |
- |
-v8::Handle<v8::Object> Dispatcher::GetOrCreateObject( |
- v8::Handle<v8::Object> object, |
- const std::string& field, |
- v8::Isolate* isolate) { |
- v8::Handle<v8::String> key = v8::String::NewFromUtf8(isolate, field.c_str()); |
- // If the object has a callback property, it is assumed it is an unavailable |
- // API, so it is safe to delete. This is checked before GetOrCreateObject is |
- // called. |
- if (object->HasRealNamedCallbackProperty(key)) { |
- object->Delete(key); |
- } else if (object->HasRealNamedProperty(key)) { |
- v8::Handle<v8::Value> value = object->Get(key); |
- CHECK(value->IsObject()); |
- return v8::Handle<v8::Object>::Cast(value); |
- } |
- |
- v8::Handle<v8::Object> new_object = v8::Object::New(isolate); |
- object->Set(key, new_object); |
- return new_object; |
-} |
- |
-void Dispatcher::AddOrRemoveBindingsForContext(ChromeV8Context* context) { |
- v8::HandleScope handle_scope(context->isolate()); |
- v8::Context::Scope context_scope(context->v8_context()); |
- |
- // TODO(kalman): Make the bindings registration have zero overhead then run |
- // the same code regardless of context type. |
- switch (context->context_type()) { |
- case Feature::UNSPECIFIED_CONTEXT: |
- case Feature::WEB_PAGE_CONTEXT: |
- case Feature::BLESSED_WEB_PAGE_CONTEXT: { |
- // Web page context; it's too expensive to run the full bindings code. |
- // Hard-code that the app and webstore APIs are available... |
- RegisterBinding("app", context); |
- RegisterBinding("webstore", context); |
- |
- // ... and that the runtime API might be available if any extension can |
- // connect to it. |
- bool runtime_is_available = false; |
- for (ExtensionSet::const_iterator it = extensions_.begin(); |
- it != extensions_.end(); ++it) { |
- ExternallyConnectableInfo* info = |
- static_cast<ExternallyConnectableInfo*>((*it)->GetManifestData( |
- manifest_keys::kExternallyConnectable)); |
- if (info && info->matches.MatchesURL(context->GetURL())) { |
- runtime_is_available = true; |
- break; |
- } |
- } |
- if (runtime_is_available) |
- RegisterBinding("runtime", context); |
- break; |
- } |
- |
- case Feature::BLESSED_EXTENSION_CONTEXT: |
- case Feature::UNBLESSED_EXTENSION_CONTEXT: |
- case Feature::CONTENT_SCRIPT_CONTEXT: { |
- // Extension context; iterate through all the APIs and bind the available |
- // ones. |
- FeatureProvider* api_feature_provider = FeatureProvider::GetAPIFeatures(); |
- const std::vector<std::string>& apis = |
- api_feature_provider->GetAllFeatureNames(); |
- for (std::vector<std::string>::const_iterator it = apis.begin(); |
- it != apis.end(); ++it) { |
- const std::string& api_name = *it; |
- Feature* feature = api_feature_provider->GetFeature(api_name); |
- DCHECK(feature); |
- |
- // Internal APIs are included via require(api_name) from internal code |
- // rather than chrome[api_name]. |
- if (feature->IsInternal()) |
- continue; |
- |
- // If this API has a parent feature (and isn't marked 'noparent'), |
- // then this must be a function or event, so we should not register. |
- if (api_feature_provider->GetParent(feature) != NULL) |
- continue; |
- |
- if (context->IsAnyFeatureAvailableToContext(*feature)) |
- RegisterBinding(api_name, context); |
- } |
- break; |
- } |
- } |
-} |
- |
-v8::Handle<v8::Object> Dispatcher::GetOrCreateBindObjectIfAvailable( |
- const std::string& api_name, |
- std::string* bind_name, |
- ChromeV8Context* context) { |
- std::vector<std::string> split; |
- base::SplitString(api_name, '.', &split); |
- |
- v8::Handle<v8::Object> bind_object; |
- |
- // Check if this API has an ancestor. If the API's ancestor is available and |
- // the API is not available, don't install the bindings for this API. If |
- // the API is available and its ancestor is not, delete the ancestor and |
- // install the bindings for the API. This is to prevent loading the ancestor |
- // API schema if it will not be needed. |
- // |
- // For example: |
- // If app is available and app.window is not, just install app. |
- // If app.window is available and app is not, delete app and install |
- // app.window on a new object so app does not have to be loaded. |
- FeatureProvider* api_feature_provider = FeatureProvider::GetAPIFeatures(); |
- std::string ancestor_name; |
- bool only_ancestor_available = false; |
- |
- for (size_t i = 0; i < split.size() - 1; ++i) { |
- ancestor_name += (i ? ".": "") + split[i]; |
- if (api_feature_provider->GetFeature(ancestor_name) && |
- context->GetAvailability(ancestor_name).is_available() && |
- !context->GetAvailability(api_name).is_available()) { |
- only_ancestor_available = true; |
- break; |
- } |
- |
- if (bind_object.IsEmpty()) { |
- bind_object = AsObjectOrEmpty(GetOrCreateChrome(context)); |
- if (bind_object.IsEmpty()) |
- return v8::Handle<v8::Object>(); |
- } |
- bind_object = GetOrCreateObject(bind_object, split[i], context->isolate()); |
- } |
- |
- if (only_ancestor_available) |
- return v8::Handle<v8::Object>(); |
- |
- if (bind_name) |
- *bind_name = split.back(); |
- |
- return bind_object.IsEmpty() ? |
- AsObjectOrEmpty(GetOrCreateChrome(context)) : bind_object; |
-} |
- |
-void Dispatcher::RegisterBinding(const std::string& api_name, |
- ChromeV8Context* context) { |
- std::string bind_name; |
- v8::Handle<v8::Object> bind_object = |
- GetOrCreateBindObjectIfAvailable(api_name, &bind_name, context); |
- |
- // Empty if the bind object failed to be created, probably because the |
- // extension overrode chrome with a non-object, e.g. window.chrome = true. |
- if (bind_object.IsEmpty()) |
- return; |
- |
- v8::Local<v8::String> v8_api_name = |
- v8::String::NewFromUtf8(context->isolate(), api_name.c_str()); |
- if (bind_object->HasRealNamedProperty(v8_api_name)) { |
- // The bind object may already have the property if the API has been |
- // registered before (or if the extension has put something there already, |
- // but, whatevs). |
- // |
- // In the former case, we need to re-register the bindings for the APIs |
- // which the extension now has permissions for (if any), but not touch any |
- // others so that we don't destroy state such as event listeners. |
- // |
- // TODO(kalman): Only register available APIs to make this all moot. |
- if (bind_object->HasRealNamedCallbackProperty(v8_api_name)) |
- return; // lazy binding still there, nothing to do |
- if (bind_object->Get(v8_api_name)->IsObject()) |
- return; // binding has already been fully installed |
- } |
- |
- ModuleSystem* module_system = context->module_system(); |
- if (lazy_bindings_map_.find(api_name) != lazy_bindings_map_.end()) { |
- InstallBindings(module_system, context->v8_context(), api_name); |
- } else if (!source_map_.Contains(api_name)) { |
- module_system->RegisterNativeHandler( |
- api_name, |
- scoped_ptr<NativeHandler>(new BindingGeneratingNativeHandler( |
- module_system, |
- api_name, |
- "binding"))); |
- module_system->SetNativeLazyField(bind_object, |
- bind_name, |
- api_name, |
- "binding"); |
- } else { |
- module_system->SetLazyField(bind_object, |
- bind_name, |
- api_name, |
- "binding"); |
- } |
-} |
- |
-// NOTE: please use the naming convention "foo_natives" for these. |
-void Dispatcher::RegisterNativeHandlers(ModuleSystem* module_system, |
- ChromeV8Context* context) { |
- module_system->RegisterNativeHandler("event_natives", |
- scoped_ptr<NativeHandler>(EventBindings::Create(this, context))); |
- module_system->RegisterNativeHandler("messaging_natives", |
- scoped_ptr<NativeHandler>(MessagingBindings::Get(this, context))); |
- module_system->RegisterNativeHandler("apiDefinitions", |
- scoped_ptr<NativeHandler>(new ApiDefinitionsNatives(this, context))); |
- module_system->RegisterNativeHandler("sendRequest", |
- scoped_ptr<NativeHandler>( |
- new SendRequestNatives(this, request_sender_.get(), context))); |
- module_system->RegisterNativeHandler("setIcon", |
- scoped_ptr<NativeHandler>( |
- new SetIconNatives(this, request_sender_.get(), context))); |
- module_system->RegisterNativeHandler("activityLogger", |
- scoped_ptr<NativeHandler>(new APIActivityLogger(this, context))); |
- module_system->RegisterNativeHandler("renderViewObserverNatives", |
- scoped_ptr<NativeHandler>(new RenderViewObserverNatives(this, context))); |
- |
- // Natives used by multiple APIs. |
- module_system->RegisterNativeHandler("file_system_natives", |
- scoped_ptr<NativeHandler>(new FileSystemNatives(context))); |
- |
- // Custom bindings. |
- module_system->RegisterNativeHandler("app", |
- scoped_ptr<NativeHandler>(new AppBindings(this, context))); |
- module_system->RegisterNativeHandler("app_runtime", |
- scoped_ptr<NativeHandler>( |
- new AppRuntimeCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("app_window_natives", |
- scoped_ptr<NativeHandler>( |
- new AppWindowCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("blob_natives", |
- scoped_ptr<NativeHandler>(new BlobNativeHandler(context))); |
- module_system->RegisterNativeHandler("context_menus", |
- scoped_ptr<NativeHandler>( |
- new ContextMenusCustomBindings(this, context))); |
- module_system->RegisterNativeHandler( |
- "css_natives", scoped_ptr<NativeHandler>(new CssNativeHandler(context))); |
- module_system->RegisterNativeHandler("document_natives", |
- scoped_ptr<NativeHandler>( |
- new DocumentCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("sync_file_system", |
- scoped_ptr<NativeHandler>( |
- new SyncFileSystemCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("file_browser_handler", |
- scoped_ptr<NativeHandler>(new FileBrowserHandlerCustomBindings( |
- this, context))); |
- module_system->RegisterNativeHandler("file_browser_private", |
- scoped_ptr<NativeHandler>(new FileBrowserPrivateCustomBindings( |
- this, context))); |
- module_system->RegisterNativeHandler("i18n", |
- scoped_ptr<NativeHandler>( |
- new I18NCustomBindings(this, context))); |
- module_system->RegisterNativeHandler( |
- "id_generator", |
- scoped_ptr<NativeHandler>(new IdGeneratorCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("mediaGalleries", |
- scoped_ptr<NativeHandler>( |
- new MediaGalleriesCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("page_actions", |
- scoped_ptr<NativeHandler>( |
- new PageActionsCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("page_capture", |
- scoped_ptr<NativeHandler>( |
- new PageCaptureCustomBindings(this, context))); |
- module_system->RegisterNativeHandler( |
- "pepper_request_natives", |
- scoped_ptr<NativeHandler>(new PepperRequestNatives(context))); |
- module_system->RegisterNativeHandler("runtime", |
- scoped_ptr<NativeHandler>(new RuntimeCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("tabs", |
- scoped_ptr<NativeHandler>(new TabsCustomBindings(this, context))); |
- module_system->RegisterNativeHandler("webstore", |
- scoped_ptr<NativeHandler>(new WebstoreBindings(this, context))); |
-#if defined(ENABLE_WEBRTC) |
- module_system->RegisterNativeHandler("cast_streaming_natives", |
- scoped_ptr<NativeHandler>(new CastStreamingNativeHandler(context))); |
-#endif |
-} |
- |
-void Dispatcher::PopulateSourceMap() { |
- // Libraries. |
- source_map_.RegisterSource("entryIdManager", IDR_ENTRY_ID_MANAGER); |
- source_map_.RegisterSource(kEventBindings, IDR_EVENT_BINDINGS_JS); |
- source_map_.RegisterSource("imageUtil", IDR_IMAGE_UTIL_JS); |
- source_map_.RegisterSource("json_schema", IDR_JSON_SCHEMA_JS); |
- source_map_.RegisterSource("lastError", IDR_LAST_ERROR_JS); |
- source_map_.RegisterSource("messaging", IDR_MESSAGING_JS); |
- source_map_.RegisterSource("messaging_utils", IDR_MESSAGING_UTILS_JS); |
- source_map_.RegisterSource("pepper_request", IDR_PEPPER_REQUEST_JS); |
- source_map_.RegisterSource(kSchemaUtils, IDR_SCHEMA_UTILS_JS); |
- source_map_.RegisterSource("sendRequest", IDR_SEND_REQUEST_JS); |
- source_map_.RegisterSource("setIcon", IDR_SET_ICON_JS); |
- source_map_.RegisterSource("test", IDR_TEST_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("unload_event", IDR_UNLOAD_EVENT_JS); |
- source_map_.RegisterSource("utils", IDR_UTILS_JS); |
- |
- // Custom bindings. |
- source_map_.RegisterSource("app", IDR_APP_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("app.runtime", IDR_APP_RUNTIME_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("app.window", IDR_APP_WINDOW_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("bluetooth", IDR_BLUETOOTH_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("browserAction", |
- IDR_BROWSER_ACTION_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("contextMenus", |
- IDR_CONTEXT_MENUS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("declarativeContent", |
- IDR_DECLARATIVE_CONTENT_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("declarativeWebRequest", |
- IDR_DECLARATIVE_WEBREQUEST_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("desktopCapture", |
- IDR_DESKTOP_CAPTURE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("developerPrivate", |
- IDR_DEVELOPER_PRIVATE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("downloads", |
- IDR_DOWNLOADS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("experimental.offscreen", |
- IDR_EXPERIMENTAL_OFFSCREENTABS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("extension", IDR_EXTENSION_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("feedbackPrivate", |
- IDR_FEEDBACK_PRIVATE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("fileBrowserHandler", |
- IDR_FILE_BROWSER_HANDLER_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("fileBrowserPrivate", |
- IDR_FILE_BROWSER_PRIVATE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("fileSystem", |
- IDR_FILE_SYSTEM_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("fileSystemProvider", |
- IDR_FILE_SYSTEM_PROVIDER_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("gcm", |
- IDR_GCM_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("i18n", IDR_I18N_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("identity", IDR_IDENTITY_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("imageWriterPrivate", |
- IDR_IMAGE_WRITER_PRIVATE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("input.ime", IDR_INPUT_IME_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("mediaGalleries", |
- IDR_MEDIA_GALLERIES_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("notifications", |
- IDR_NOTIFICATIONS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("omnibox", IDR_OMNIBOX_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("pageActions", |
- IDR_PAGE_ACTIONS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("pageAction", IDR_PAGE_ACTION_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("pageCapture", |
- IDR_PAGE_CAPTURE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("permissions", IDR_PERMISSIONS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("runtime", IDR_RUNTIME_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("syncFileSystem", |
- IDR_SYNC_FILE_SYSTEM_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("systemIndicator", |
- IDR_SYSTEM_INDICATOR_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("tabCapture", IDR_TAB_CAPTURE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("tabs", IDR_TABS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("tts", IDR_TTS_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("ttsEngine", IDR_TTS_ENGINE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("webRequest", IDR_WEB_REQUEST_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("webRequestInternal", |
- IDR_WEB_REQUEST_INTERNAL_CUSTOM_BINDINGS_JS); |
-#if defined(ENABLE_WEBRTC) |
- source_map_.RegisterSource("cast.streaming.rtpStream", |
- IDR_CAST_STREAMING_RTP_STREAM_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("cast.streaming.session", |
- IDR_CAST_STREAMING_SESSION_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource( |
- "cast.streaming.udpTransport", |
- IDR_CAST_STREAMING_UDP_TRANSPORT_CUSTOM_BINDINGS_JS); |
-#endif |
- source_map_.RegisterSource("webstore", IDR_WEBSTORE_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("windowControls", IDR_WINDOW_CONTROLS_JS); |
- source_map_.RegisterSource("binding", IDR_BINDING_JS); |
- |
- // Custom types sources. |
- source_map_.RegisterSource("ChromeSetting", IDR_CHROME_SETTING_JS); |
- source_map_.RegisterSource("StorageArea", IDR_STORAGE_AREA_JS); |
- source_map_.RegisterSource("ContentSetting", IDR_CONTENT_SETTING_JS); |
- source_map_.RegisterSource("ChromeDirectSetting", |
- IDR_CHROME_DIRECT_SETTING_JS); |
- |
- // Platform app sources that are not API-specific.. |
- source_map_.RegisterSource("tagWatcher", IDR_TAG_WATCHER_JS); |
- // Note: webView not webview so that this doesn't interfere with the |
- // chrome.webview API bindings. |
- source_map_.RegisterSource("webView", IDR_WEB_VIEW_JS); |
- source_map_.RegisterSource("webViewExperimental", |
- IDR_WEB_VIEW_EXPERIMENTAL_JS); |
- source_map_.RegisterSource("webViewRequest", |
- IDR_WEB_VIEW_REQUEST_CUSTOM_BINDINGS_JS); |
- source_map_.RegisterSource("denyWebView", IDR_WEB_VIEW_DENY_JS); |
- source_map_.RegisterSource("adView", IDR_AD_VIEW_JS); |
- source_map_.RegisterSource("denyAdView", IDR_AD_VIEW_DENY_JS); |
- source_map_.RegisterSource("platformApp", IDR_PLATFORM_APP_JS); |
- source_map_.RegisterSource("injectAppTitlebar", IDR_INJECT_APP_TITLEBAR_JS); |
-} |
- |
-void Dispatcher::PopulateLazyBindingsMap() { |
- lazy_bindings_map_["app"] = InstallAppBindings; |
- lazy_bindings_map_["webstore"] = InstallWebstoreBindings; |
-} |
- |
-void Dispatcher::InstallBindings(ModuleSystem* module_system, |
- v8::Handle<v8::Context> v8_context, |
- const std::string& api) { |
- std::map<std::string, BindingInstaller>::const_iterator lazy_binding = |
- lazy_bindings_map_.find(api); |
- if (lazy_binding != lazy_bindings_map_.end()) { |
- v8::Handle<v8::Object> global(v8_context->Global()); |
- v8::Handle<v8::Object> chrome = |
- global->Get(v8::String::NewFromUtf8(v8_context->GetIsolate(), "chrome")) |
- ->ToObject(); |
- (*lazy_binding->second)(module_system, chrome); |
- } else { |
- module_system->Require(api); |
- } |
-} |
- |
-void Dispatcher::DidCreateScriptContext( |
- WebFrame* frame, v8::Handle<v8::Context> v8_context, int extension_group, |
- int world_id) { |
-#if !defined(ENABLE_EXTENSIONS) |
- return; |
-#endif |
- |
- std::string extension_id = GetExtensionID(frame, world_id); |
- |
- const Extension* extension = extensions_.GetByID(extension_id); |
- if (!extension && !extension_id.empty()) { |
- // There are conditions where despite a context being associated with an |
- // extension, no extension actually gets found. Ignore "invalid" because |
- // CSP blocks extension page loading by switching the extension ID to |
- // "invalid". This isn't interesting. |
- if (extension_id != "invalid") { |
- LOG(ERROR) << "Extension \"" << extension_id << "\" not found"; |
- RenderThread::Get()->RecordAction( |
- UserMetricsAction("ExtensionNotFound_ED")); |
- } |
- |
- extension_id = ""; |
- } |
- |
- Feature::Context context_type = ClassifyJavaScriptContext( |
- extension, |
- extension_group, |
- UserScriptSlave::GetDataSourceURLForFrame(frame), |
- frame->document().securityOrigin()); |
- |
- ChromeV8Context* context = |
- new ChromeV8Context(v8_context, frame, extension, context_type); |
- v8_context_set_.Add(context); |
- |
- { |
- scoped_ptr<ModuleSystem> module_system(new ModuleSystem(context, |
- &source_map_)); |
- context->set_module_system(module_system.Pass()); |
- } |
- ModuleSystem* module_system = context->module_system(); |
- |
- // Enable natives in startup. |
- ModuleSystem::NativesEnabledScope natives_enabled_scope( |
- module_system); |
- |
- RegisterNativeHandlers(module_system, context); |
- |
- module_system->RegisterNativeHandler("chrome", |
- scoped_ptr<NativeHandler>(new ChromeNativeHandler(context))); |
- module_system->RegisterNativeHandler("print", |
- scoped_ptr<NativeHandler>(new PrintNativeHandler(context))); |
- module_system->RegisterNativeHandler("lazy_background_page", |
- scoped_ptr<NativeHandler>( |
- new LazyBackgroundPageNativeHandler(this, context))); |
- module_system->RegisterNativeHandler("logging", |
- scoped_ptr<NativeHandler>(new LoggingNativeHandler(context))); |
- module_system->RegisterNativeHandler("schema_registry", |
- v8_schema_registry_->AsNativeHandler()); |
- module_system->RegisterNativeHandler("v8_context", |
- scoped_ptr<NativeHandler>(new V8ContextNativeHandler(context, this))); |
- module_system->RegisterNativeHandler("test_features", |
- scoped_ptr<NativeHandler>(new TestFeaturesNativeHandler(context))); |
- module_system->RegisterNativeHandler("user_gestures", |
- scoped_ptr<NativeHandler>(new UserGesturesNativeHandler(context))); |
- |
- int manifest_version = extension ? extension->manifest_version() : 1; |
- bool send_request_disabled = |
- (extension && Manifest::IsUnpackedLocation(extension->location()) && |
- BackgroundInfo::HasLazyBackgroundPage(extension)); |
- module_system->RegisterNativeHandler("process", |
- scoped_ptr<NativeHandler>(new ProcessInfoNativeHandler( |
- this, context, context->GetExtensionID(), |
- context->GetContextTypeDescription(), |
- ChromeRenderProcessObserver::is_incognito_process(), |
- manifest_version, send_request_disabled))); |
- |
- // chrome.Event is part of the public API (although undocumented). Make it |
- // lazily evalulate to Event from event_bindings.js. For extensions only |
- // though, not all webpages! |
- if (context->extension()) { |
- v8::Handle<v8::Object> chrome = AsObjectOrEmpty(GetOrCreateChrome(context)); |
- if (!chrome.IsEmpty()) |
- module_system->SetLazyField(chrome, "Event", kEventBindings, "Event"); |
- } |
- |
- AddOrRemoveBindingsForContext(context); |
- |
- bool is_within_platform_app = IsWithinPlatformApp(); |
- // Inject custom JS into the platform app context. |
- if (is_within_platform_app) { |
- module_system->Require("platformApp"); |
- } |
- |
- if (context_type == Feature::BLESSED_EXTENSION_CONTEXT && |
- is_within_platform_app && |
- GetCurrentChannel() <= chrome::VersionInfo::CHANNEL_DEV && |
- CommandLine::ForCurrentProcess()->HasSwitch( |
- ::switches::kEnableAppWindowControls)) { |
- module_system->Require("windowControls"); |
- } |
- |
- // We used to limit WebView to |BLESSED_EXTENSION_CONTEXT| within platform |
- // apps. An ext/app runs in a blessed extension context, if it is the active |
- // extension in the current process, in other words, if it is loaded in a top |
- // frame. To support webview in a non-frame extension, we have to allow |
- // unblessed extension context as well. |
- // Note: setting up the WebView class here, not the chrome.webview API. |
- // The API will be automatically set up when first used. |
- if (context_type == Feature::BLESSED_EXTENSION_CONTEXT || |
- context_type == Feature::UNBLESSED_EXTENSION_CONTEXT) { |
- if (extension->HasAPIPermission(APIPermission::kWebView)) { |
- module_system->Require("webView"); |
- if (GetCurrentChannel() <= chrome::VersionInfo::CHANNEL_DEV) { |
- module_system->Require("webViewExperimental"); |
- } else { |
- // TODO(asargent) We need a whitelist for webview experimental. |
- // crbug.com/264852 |
- std::string id_hash = base::SHA1HashString(extension->id()); |
- std::string hexencoded_id_hash = base::HexEncode(id_hash.c_str(), |
- id_hash.length()); |
- if (hexencoded_id_hash == "8C3741E3AF0B93B6E8E0DDD499BB0B74839EA578" || |
- hexencoded_id_hash == "E703483CEF33DEC18B4B6DD84B5C776FB9182BDB" || |
- hexencoded_id_hash == "1A26E32DE447A17CBE5E9750CDBA78F58539B39C" || |
- hexencoded_id_hash == "59048028102D7B4C681DBC7BC6CD980C3DC66DA3") { |
- module_system->Require("webViewExperimental"); |
- } |
- } |
- } else { |
- module_system->Require("denyWebView"); |
- } |
- } |
- |
- // Same comment as above for <adview> tag. |
- if (context_type == Feature::BLESSED_EXTENSION_CONTEXT && |
- is_within_platform_app) { |
- if (CommandLine::ForCurrentProcess()->HasSwitch( |
- ::switches::kEnableAdview)) { |
- if (extension->HasAPIPermission(APIPermission::kAdView)) { |
- module_system->Require("adView"); |
- } else { |
- module_system->Require("denyAdView"); |
- } |
- } |
- } |
- |
- VLOG(1) << "Num tracked contexts: " << v8_context_set_.size(); |
-} |
- |
-std::string Dispatcher::GetExtensionID(const WebFrame* frame, int world_id) { |
- if (world_id != 0) { |
- // Isolated worlds (content script). |
- return user_script_slave_->GetExtensionIdForIsolatedWorld(world_id); |
- } |
- |
- // TODO(kalman): Delete this check. |
- if (frame->document().securityOrigin().isUnique()) |
- return std::string(); |
- |
- // Extension pages (chrome-extension:// URLs). |
- GURL frame_url = UserScriptSlave::GetDataSourceURLForFrame(frame); |
- return extensions_.GetExtensionOrAppIDByURL(frame_url); |
-} |
- |
-bool Dispatcher::IsWithinPlatformApp() { |
- for (std::set<std::string>::iterator iter = active_extension_ids_.begin(); |
- iter != active_extension_ids_.end(); ++iter) { |
- const Extension* extension = extensions_.GetByID(*iter); |
- if (extension && extension->is_platform_app()) |
- return true; |
- } |
- return false; |
-} |
- |
-void Dispatcher::WillReleaseScriptContext( |
- WebFrame* frame, v8::Handle<v8::Context> v8_context, int world_id) { |
- ChromeV8Context* context = v8_context_set_.GetByV8Context(v8_context); |
- if (!context) |
- return; |
- |
- // If the V8 context has an OOM exception, javascript execution has been |
- // stopped, so dispatching an onUnload event is pointless. |
- if (!v8_context->HasOutOfMemoryException()) |
- context->DispatchOnUnloadEvent(); |
- // TODO(kalman): add an invalidation observer interface to ChromeV8Context. |
- request_sender_->InvalidateSource(context); |
- |
- v8_context_set_.Remove(context); |
- VLOG(1) << "Num tracked contexts: " << v8_context_set_.size(); |
-} |
- |
-void Dispatcher::DidCreateDocumentElement(blink::WebFrame* frame) { |
- if (IsWithinPlatformApp()) { |
- // WebKit doesn't let us define an additional user agent stylesheet, so we |
- // insert the default platform app stylesheet into all documents that are |
- // loaded in each app. |
- std::string stylesheet = |
- ResourceBundle::GetSharedInstance(). |
- GetRawDataResource(IDR_PLATFORM_APP_CSS).as_string(); |
- ReplaceFirstSubstringAfterOffset(&stylesheet, 0, |
- "$FONTFAMILY", system_font_family_); |
- ReplaceFirstSubstringAfterOffset(&stylesheet, 0, |
- "$FONTSIZE", system_font_size_); |
- frame->document().insertStyleSheet(WebString::fromUTF8(stylesheet)); |
- } |
- |
- content_watcher_->DidCreateDocumentElement(frame); |
-} |
- |
-void Dispatcher::DidMatchCSS( |
- blink::WebFrame* frame, |
- const blink::WebVector<blink::WebString>& newly_matching_selectors, |
- const blink::WebVector<blink::WebString>& stopped_matching_selectors) { |
- content_watcher_->DidMatchCSS( |
- frame, newly_matching_selectors, stopped_matching_selectors); |
-} |
- |
- |
-void Dispatcher::OnActivateExtension(const std::string& extension_id) { |
- const Extension* extension = extensions_.GetByID(extension_id); |
- if (!extension) { |
- // Extension was activated but was never loaded. This probably means that |
- // the renderer failed to load it (or the browser failed to tell us when it |
- // did). Failures shouldn't happen, but instead of crashing there (which |
- // executes on all renderers) be conservative and only crash in the renderer |
- // of the extension which failed to load; this one. |
- std::string& error = extension_load_errors_[extension_id]; |
- char minidump[256]; |
- base::debug::Alias(&minidump); |
- base::snprintf(minidump, arraysize(minidump), |
- "e::dispatcher:%s:%s", extension_id.c_str(), error.c_str()); |
- CHECK(extension) << extension_id << " was never loaded: " << error; |
- } |
- |
- active_extension_ids_.insert(extension_id); |
- |
- // This is called when starting a new extension page, so start the idle |
- // handler ticking. |
- RenderThread::Get()->ScheduleIdleHandler(kInitialExtensionIdleHandlerDelayMs); |
- |
- UpdateActiveExtensions(); |
- |
- if (is_webkit_initialized_) { |
- InitOriginPermissions(extension); |
- DOMActivityLogger::AttachToWorld(DOMActivityLogger::kMainWorldId, |
- extension_id); |
- } |
-} |
- |
-void Dispatcher::InitOriginPermissions(const Extension* extension) { |
- // TODO(jstritar): We should try to remove this special case. Also, these |
- // whitelist entries need to be updated when the kManagement permission |
- // changes. |
- if (extension->HasAPIPermission(APIPermission::kManagement)) { |
- WebSecurityPolicy::addOriginAccessWhitelistEntry( |
- extension->url(), |
- WebString::fromUTF8(content::kChromeUIScheme), |
- WebString::fromUTF8(chrome::kChromeUIExtensionIconHost), |
- false); |
- } |
- |
- AddOrRemoveOriginPermissions( |
- UpdatedExtensionPermissionsInfo::ADDED, |
- extension, |
- extension->GetActivePermissions()->explicit_hosts()); |
-} |
- |
-void Dispatcher::AddOrRemoveOriginPermissions( |
- UpdatedExtensionPermissionsInfo::Reason reason, |
- const Extension* extension, |
- const URLPatternSet& origins) { |
- for (URLPatternSet::const_iterator i = origins.begin(); |
- i != origins.end(); ++i) { |
- const char* schemes[] = { |
- content::kHttpScheme, |
- content::kHttpsScheme, |
- content::kFileScheme, |
- content::kChromeUIScheme, |
- }; |
- for (size_t j = 0; j < arraysize(schemes); ++j) { |
- if (i->MatchesScheme(schemes[j])) { |
- ((reason == UpdatedExtensionPermissionsInfo::REMOVED) ? |
- WebSecurityPolicy::removeOriginAccessWhitelistEntry : |
- WebSecurityPolicy::addOriginAccessWhitelistEntry)( |
- extension->url(), |
- WebString::fromUTF8(schemes[j]), |
- WebString::fromUTF8(i->host()), |
- i->match_subdomains()); |
- } |
- } |
- } |
-} |
- |
-void Dispatcher::EnableCustomElementWhiteList() { |
- blink::WebCustomElement::addEmbedderCustomElementName("webview"); |
- // TODO(fsamuel): Add <adview> to the whitelist once it has been converted |
- // into a custom element. |
- blink::WebCustomElement::addEmbedderCustomElementName("browser-plugin"); |
-} |
- |
-void Dispatcher::AddOrRemoveBindings(const std::string& extension_id) { |
- v8_context_set().ForEach( |
- extension_id, |
- NULL, // all render views |
- base::Bind(&Dispatcher::AddOrRemoveBindingsForContext, |
- base::Unretained(this))); |
-} |
- |
-void Dispatcher::OnUpdatePermissions( |
- const ExtensionMsg_UpdatePermissions_Params& params) { |
- int reason_id = params.reason_id; |
- const std::string& extension_id = params.extension_id; |
- const APIPermissionSet& apis = params.apis; |
- const ManifestPermissionSet& manifest_permissions = |
- params.manifest_permissions; |
- const URLPatternSet& explicit_hosts = params.explicit_hosts; |
- const URLPatternSet& scriptable_hosts = params.scriptable_hosts; |
- |
- const Extension* extension = extensions_.GetByID(extension_id); |
- if (!extension) |
- return; |
- |
- scoped_refptr<const PermissionSet> delta = |
- new PermissionSet(apis, manifest_permissions, |
- explicit_hosts, scriptable_hosts); |
- scoped_refptr<const PermissionSet> old_active = |
- extension->GetActivePermissions(); |
- UpdatedExtensionPermissionsInfo::Reason reason = |
- static_cast<UpdatedExtensionPermissionsInfo::Reason>(reason_id); |
- |
- const PermissionSet* new_active = NULL; |
- switch (reason) { |
- case UpdatedExtensionPermissionsInfo::ADDED: |
- new_active = PermissionSet::CreateUnion(old_active.get(), delta.get()); |
- break; |
- case UpdatedExtensionPermissionsInfo::REMOVED: |
- new_active = |
- PermissionSet::CreateDifference(old_active.get(), delta.get()); |
- break; |
- } |
- |
- PermissionsData::SetActivePermissions(extension, new_active); |
- AddOrRemoveOriginPermissions(reason, extension, explicit_hosts); |
- AddOrRemoveBindings(extension->id()); |
-} |
- |
-void Dispatcher::OnUpdateTabSpecificPermissions( |
- int page_id, |
- int tab_id, |
- const std::string& extension_id, |
- const URLPatternSet& origin_set) { |
- RenderView* view = TabFinder::Find(tab_id); |
- |
- // For now, the message should only be sent to the render view that contains |
- // the target tab. This may change. Either way, if this is the target tab it |
- // gives us the chance to check against the page ID to avoid races. |
- DCHECK(view); |
- if (view && view->GetPageId() != page_id) |
- return; |
- |
- const Extension* extension = extensions_.GetByID(extension_id); |
- if (!extension) |
- return; |
- |
- PermissionsData::UpdateTabSpecificPermissions( |
- extension, |
- tab_id, |
- new PermissionSet(APIPermissionSet(), ManifestPermissionSet(), |
- origin_set, URLPatternSet())); |
-} |
- |
-void Dispatcher::OnClearTabSpecificPermissions( |
- int tab_id, |
- const std::vector<std::string>& extension_ids) { |
- for (std::vector<std::string>::const_iterator it = extension_ids.begin(); |
- it != extension_ids.end(); ++it) { |
- const Extension* extension = extensions_.GetByID(*it); |
- if (extension) |
- PermissionsData::ClearTabSpecificPermissions(extension, tab_id); |
- } |
-} |
- |
-void Dispatcher::OnUpdateUserScripts( |
- base::SharedMemoryHandle scripts) { |
- DCHECK(base::SharedMemory::IsHandleValid(scripts)) << "Bad scripts handle"; |
- user_script_slave_->UpdateScripts(scripts); |
- UpdateActiveExtensions(); |
-} |
- |
-void Dispatcher::UpdateActiveExtensions() { |
- // In single-process mode, the browser process reports the active extensions. |
- if (CommandLine::ForCurrentProcess()->HasSwitch(::switches::kSingleProcess)) |
- return; |
- |
- std::set<std::string> active_extensions = active_extension_ids_; |
- user_script_slave_->GetActiveExtensions(&active_extensions); |
- crash_keys::SetActiveExtensions(active_extensions); |
-} |
- |
-void Dispatcher::OnUsingWebRequestAPI( |
- bool adblock, bool adblock_plus, bool other) { |
- webrequest_adblock_ = adblock; |
- webrequest_adblock_plus_ = adblock_plus; |
- webrequest_other_ = other; |
-} |
- |
-void Dispatcher::OnShouldSuspend(const std::string& extension_id, |
- int sequence_id) { |
- RenderThread::Get()->Send( |
- new ExtensionHostMsg_ShouldSuspendAck(extension_id, sequence_id)); |
-} |
- |
-void Dispatcher::OnSuspend(const std::string& extension_id) { |
- // Dispatch the suspend event. This doesn't go through the standard event |
- // dispatch machinery because it requires special handling. We need to let |
- // the browser know when we are starting and stopping the event dispatch, so |
- // that it still considers the extension idle despite any activity the suspend |
- // event creates. |
- DispatchEvent(extension_id, kOnSuspendEvent); |
- RenderThread::Get()->Send(new ExtensionHostMsg_SuspendAck(extension_id)); |
-} |
- |
-void Dispatcher::OnCancelSuspend(const std::string& extension_id) { |
- DispatchEvent(extension_id, kOnSuspendCanceledEvent); |
-} |
- |
-// TODO(kalman): This is checking for the wrong thing, it should be checking if |
-// the frame's security origin is unique. The extension sandbox directive is |
-// checked for in extensions/common/manifest_handlers/csp_info.cc. |
-bool Dispatcher::IsSandboxedPage(const GURL& url) const { |
- if (url.SchemeIs(kExtensionScheme)) { |
- const Extension* extension = extensions_.GetByID(url.host()); |
- if (extension) { |
- return SandboxedPageInfo::IsSandboxedPage(extension, url.path()); |
- } |
- } |
- return false; |
-} |
- |
-Feature::Context Dispatcher::ClassifyJavaScriptContext( |
- const Extension* extension, |
- int extension_group, |
- const GURL& url, |
- const blink::WebSecurityOrigin& origin) { |
- DCHECK_GE(extension_group, 0); |
- if (extension_group == EXTENSION_GROUP_CONTENT_SCRIPTS) { |
- return extension ? // TODO(kalman): when does this happen? |
- Feature::CONTENT_SCRIPT_CONTEXT : Feature::UNSPECIFIED_CONTEXT; |
- } |
- |
- // We have an explicit check for sandboxed pages before checking whether the |
- // extension is active in this process because: |
- // 1. Sandboxed pages run in the same process as regular extension pages, so |
- // the extension is considered active. |
- // 2. ScriptContext creation (which triggers bindings injection) happens |
- // before the SecurityContext is updated with the sandbox flags (after |
- // reading the CSP header), so the caller can't check if the context's |
- // security origin is unique yet. |
- if (IsSandboxedPage(url)) |
- return Feature::WEB_PAGE_CONTEXT; |
- |
- if (extension && IsExtensionActive(extension->id())) { |
- // |extension| is active in this process, but it could be either a true |
- // extension process or within the extent of a hosted app. In the latter |
- // case this would usually be considered a (blessed) web page context, |
- // unless the extension in question is a component extension, in which case |
- // we cheat and call it blessed. |
- return (extension->is_hosted_app() && |
- extension->location() != Manifest::COMPONENT) ? |
- Feature::BLESSED_WEB_PAGE_CONTEXT : Feature::BLESSED_EXTENSION_CONTEXT; |
- } |
- |
- // TODO(kalman): This isUnique() check is wrong, it should be performed as |
- // part of IsSandboxedPage(). |
- if (!origin.isUnique() && extensions_.ExtensionBindingsAllowed(url)) { |
- if (!extension) // TODO(kalman): when does this happen? |
- return Feature::UNSPECIFIED_CONTEXT; |
- return extension->is_hosted_app() ? |
- Feature::BLESSED_WEB_PAGE_CONTEXT : |
- Feature::UNBLESSED_EXTENSION_CONTEXT; |
- } |
- |
- if (url.is_valid()) |
- return Feature::WEB_PAGE_CONTEXT; |
- |
- return Feature::UNSPECIFIED_CONTEXT; |
-} |
- |
-void Dispatcher::OnExtensionResponse(int request_id, |
- bool success, |
- const base::ListValue& response, |
- const std::string& error) { |
- request_sender_->HandleResponse(request_id, success, response, error); |
-} |
- |
-bool Dispatcher::CheckContextAccessToExtensionAPI( |
- const std::string& function_name, ChromeV8Context* context) const { |
- if (!context) { |
- DLOG(ERROR) << "Not in a v8::Context"; |
- return false; |
- } |
- |
- if (!context->extension()) { |
- context->isolate()->ThrowException(v8::Exception::Error( |
- v8::String::NewFromUtf8(context->isolate(), "Not in an extension."))); |
- return false; |
- } |
- |
- // Theoretically we could end up with bindings being injected into sandboxed |
- // frames, for example content scripts. Don't let them execute API functions. |
- blink::WebFrame* frame = context->web_frame(); |
- if (IsSandboxedPage(UserScriptSlave::GetDataSourceURLForFrame(frame))) { |
- static const char kMessage[] = |
- "%s cannot be used within a sandboxed frame."; |
- std::string error_msg = base::StringPrintf(kMessage, function_name.c_str()); |
- context->isolate()->ThrowException(v8::Exception::Error( |
- v8::String::NewFromUtf8(context->isolate(), error_msg.c_str()))); |
- return false; |
- } |
- |
- Feature::Availability availability = context->GetAvailability(function_name); |
- if (!availability.is_available()) { |
- context->isolate()->ThrowException( |
- v8::Exception::Error(v8::String::NewFromUtf8( |
- context->isolate(), availability.message().c_str()))); |
- } |
- |
- return availability.is_available(); |
-} |
- |
-void Dispatcher::DispatchEvent(const std::string& extension_id, |
- const std::string& event_name) const { |
- base::ListValue args; |
- args.Set(0, new base::StringValue(event_name)); |
- args.Set(1, new base::ListValue()); |
- |
- // Needed for Windows compilation, since kEventBindings is declared extern. |
- const char* local_event_bindings = kEventBindings; |
- v8_context_set_.ForEach( |
- extension_id, |
- NULL, // all render views |
- base::Bind(&CallModuleMethod, |
- local_event_bindings, |
- kEventDispatchFunction, |
- &args)); |
-} |
- |
-void Dispatcher::InvokeModuleSystemMethod( |
- content::RenderView* render_view, |
- const std::string& extension_id, |
- const std::string& module_name, |
- const std::string& function_name, |
- const base::ListValue& args, |
- bool user_gesture) { |
- scoped_ptr<WebScopedUserGesture> web_user_gesture; |
- if (user_gesture) |
- web_user_gesture.reset(new WebScopedUserGesture); |
- |
- v8_context_set_.ForEach( |
- extension_id, |
- render_view, |
- base::Bind(&CallModuleMethod, module_name, function_name, &args)); |
- |
- // Reset the idle handler each time there's any activity like event or message |
- // dispatch, for which Invoke is the chokepoint. |
- if (is_extension_process_) { |
- RenderThread::Get()->ScheduleIdleHandler( |
- kInitialExtensionIdleHandlerDelayMs); |
- } |
- |
- // Tell the browser process when an event has been dispatched with a lazy |
- // background page active. |
- const Extension* extension = extensions_.GetByID(extension_id); |
- if (extension && BackgroundInfo::HasLazyBackgroundPage(extension) && |
- module_name == kEventBindings && |
- function_name == kEventDispatchFunction) { |
- RenderView* background_view = |
- ExtensionHelper::GetBackgroundPage(extension_id); |
- if (background_view) { |
- background_view->Send(new ExtensionHostMsg_EventAck( |
- background_view->GetRoutingID())); |
- } |
- } |
-} |
- |
-void Dispatcher::ClearPortData(int port_id) { |
- // Only the target port side has entries in |port_to_tab_id_map_|. If |
- // |port_id| is a source port, std::map::erase() will just silently fail |
- // here as a no-op. |
- port_to_tab_id_map_.erase(port_id); |
-} |
- |
-} // namespace extensions |
+// 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. |
+ |
+#include "chrome/renderer/extensions/dispatcher.h" |
+ |
+#include "base/callback.h" |
+#include "base/command_line.h" |
+#include "base/debug/alias.h" |
+#include "base/json/json_reader.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/metrics/user_metrics_action.h" |
+#include "base/sha1.h" |
+#include "base/strings/string_number_conversions.h" |
+#include "base/strings/string_piece.h" |
+#include "base/strings/string_split.h" |
+#include "base/strings/string_util.h" |
+#include "chrome/common/chrome_switches.h" |
+#include "chrome/common/chrome_version_info.h" |
+#include "chrome/common/crash_keys.h" |
+#include "chrome/common/extensions/api/messaging/message.h" |
+#include "chrome/common/extensions/extension_messages.h" |
+#include "chrome/common/extensions/features/feature_channel.h" |
+#include "chrome/common/extensions/manifest_handlers/externally_connectable.h" |
+#include "chrome/common/extensions/message_bundle.h" |
+#include "chrome/common/url_constants.h" |
+#include "chrome/renderer/chrome_render_process_observer.h" |
+#include "chrome/renderer/extensions/api_activity_logger.h" |
+#include "chrome/renderer/extensions/api_definitions_natives.h" |
+#include "chrome/renderer/extensions/app_bindings.h" |
+#include "chrome/renderer/extensions/app_runtime_custom_bindings.h" |
+#include "chrome/renderer/extensions/app_window_custom_bindings.h" |
+#include "chrome/renderer/extensions/binding_generating_native_handler.h" |
+#include "chrome/renderer/extensions/blob_native_handler.h" |
+#include "chrome/renderer/extensions/chrome_v8_context.h" |
+#include "chrome/renderer/extensions/chrome_v8_extension.h" |
+#include "chrome/renderer/extensions/content_watcher.h" |
+#include "chrome/renderer/extensions/context_menus_custom_bindings.h" |
+#include "chrome/renderer/extensions/css_native_handler.h" |
+#include "chrome/renderer/extensions/document_custom_bindings.h" |
+#include "chrome/renderer/extensions/dom_activity_logger.h" |
+#include "chrome/renderer/extensions/event_bindings.h" |
+#include "chrome/renderer/extensions/extension_groups.h" |
+#include "chrome/renderer/extensions/extension_helper.h" |
+#include "chrome/renderer/extensions/file_browser_handler_custom_bindings.h" |
+#include "chrome/renderer/extensions/file_browser_private_custom_bindings.h" |
+#include "chrome/renderer/extensions/file_system_natives.h" |
+#include "chrome/renderer/extensions/i18n_custom_bindings.h" |
+#include "chrome/renderer/extensions/id_generator_custom_bindings.h" |
+#include "chrome/renderer/extensions/logging_native_handler.h" |
+#include "chrome/renderer/extensions/media_galleries_custom_bindings.h" |
+#include "chrome/renderer/extensions/messaging_bindings.h" |
+#include "chrome/renderer/extensions/module_system.h" |
+#include "chrome/renderer/extensions/object_backed_native_handler.h" |
+#include "chrome/renderer/extensions/page_actions_custom_bindings.h" |
+#include "chrome/renderer/extensions/page_capture_custom_bindings.h" |
+#include "chrome/renderer/extensions/pepper_request_natives.h" |
+#include "chrome/renderer/extensions/render_view_observer_natives.h" |
+#include "chrome/renderer/extensions/request_sender.h" |
+#include "chrome/renderer/extensions/runtime_custom_bindings.h" |
+#include "chrome/renderer/extensions/safe_builtins.h" |
+#include "chrome/renderer/extensions/send_request_natives.h" |
+#include "chrome/renderer/extensions/set_icon_natives.h" |
+#include "chrome/renderer/extensions/sync_file_system_custom_bindings.h" |
+#include "chrome/renderer/extensions/tab_finder.h" |
+#include "chrome/renderer/extensions/tabs_custom_bindings.h" |
+#include "chrome/renderer/extensions/user_script_slave.h" |
+#include "chrome/renderer/extensions/webstore_bindings.h" |
+#include "chrome/renderer/resource_bundle_source_map.h" |
+#include "content/public/renderer/render_thread.h" |
+#include "content/public/renderer/render_view.h" |
+#include "content/public/renderer/v8_value_converter.h" |
+#include "extensions/common/constants.h" |
+#include "extensions/common/extension.h" |
+#include "extensions/common/extension_api.h" |
+#include "extensions/common/extension_urls.h" |
+#include "extensions/common/features/feature.h" |
+#include "extensions/common/features/feature_provider.h" |
+#include "extensions/common/manifest.h" |
+#include "extensions/common/manifest_constants.h" |
+#include "extensions/common/manifest_handlers/background_info.h" |
+#include "extensions/common/manifest_handlers/sandboxed_page_info.h" |
+#include "extensions/common/permissions/permission_set.h" |
+#include "extensions/common/permissions/permissions_data.h" |
+#include "extensions/common/switches.h" |
+#include "extensions/common/view_type.h" |
+#include "grit/common_resources.h" |
+#include "grit/renderer_resources.h" |
+#include "third_party/WebKit/public/platform/WebString.h" |
+#include "third_party/WebKit/public/platform/WebURLRequest.h" |
+#include "third_party/WebKit/public/web/WebCustomElement.h" |
+#include "third_party/WebKit/public/web/WebDataSource.h" |
+#include "third_party/WebKit/public/web/WebDocument.h" |
+#include "third_party/WebKit/public/web/WebFrame.h" |
+#include "third_party/WebKit/public/web/WebRuntimeFeatures.h" |
+#include "third_party/WebKit/public/web/WebScopedUserGesture.h" |
+#include "third_party/WebKit/public/web/WebSecurityPolicy.h" |
+#include "third_party/WebKit/public/web/WebUserGestureIndicator.h" |
+#include "third_party/WebKit/public/web/WebView.h" |
+#include "ui/base/layout.h" |
+#include "ui/base/resource/resource_bundle.h" |
+#include "v8/include/v8.h" |
+ |
+#if defined(ENABLE_WEBRTC) |
+#include "chrome/renderer/extensions/cast_streaming_native_handler.h" |
+#endif |
+ |
+using base::UserMetricsAction; |
+using blink::WebDataSource; |
+using blink::WebDocument; |
+using blink::WebFrame; |
+using blink::WebScopedUserGesture; |
+using blink::WebSecurityPolicy; |
+using blink::WebString; |
+using blink::WebVector; |
+using blink::WebView; |
+using content::RenderThread; |
+using content::RenderView; |
+ |
+namespace extensions { |
+ |
+namespace { |
+ |
+static const int64 kInitialExtensionIdleHandlerDelayMs = 5*1000; |
+static const int64 kMaxExtensionIdleHandlerDelayMs = 5*60*1000; |
+static const char kEventDispatchFunction[] = "dispatchEvent"; |
+static const char kOnSuspendEvent[] = "runtime.onSuspend"; |
+static const char kOnSuspendCanceledEvent[] = "runtime.onSuspendCanceled"; |
+ |
+// Returns the global value for "chrome" from |context|. If one doesn't exist |
+// creates a new object for it. |
+// |
+// Note that this isn't necessarily an object, since webpages can write, for |
+// example, "window.chrome = true". |
+v8::Handle<v8::Value> GetOrCreateChrome(ChromeV8Context* context) { |
+ v8::Handle<v8::String> chrome_string( |
+ v8::String::NewFromUtf8(context->isolate(), "chrome")); |
+ v8::Handle<v8::Object> global(context->v8_context()->Global()); |
+ v8::Handle<v8::Value> chrome(global->Get(chrome_string)); |
+ if (chrome->IsUndefined()) { |
+ chrome = v8::Object::New(context->isolate()); |
+ global->Set(chrome_string, chrome); |
+ } |
+ return chrome; |
+} |
+ |
+// Returns |value| cast to an object if possible, else an empty handle. |
+v8::Handle<v8::Object> AsObjectOrEmpty(v8::Handle<v8::Value> value) { |
+ return value->IsObject() ? value.As<v8::Object>() : v8::Handle<v8::Object>(); |
+} |
+ |
+class TestFeaturesNativeHandler : public ObjectBackedNativeHandler { |
+ public: |
+ explicit TestFeaturesNativeHandler(ChromeV8Context* context) |
+ : ObjectBackedNativeHandler(context) { |
+ RouteFunction("GetAPIFeatures", |
+ base::Bind(&TestFeaturesNativeHandler::GetAPIFeatures, |
+ base::Unretained(this))); |
+ } |
+ |
+ private: |
+ void GetAPIFeatures(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ base::Value* value = base::JSONReader::Read( |
+ ResourceBundle::GetSharedInstance().GetRawDataResource( |
+ IDR_EXTENSION_API_FEATURES).as_string()); |
+ scoped_ptr<content::V8ValueConverter> converter( |
+ content::V8ValueConverter::create()); |
+ args.GetReturnValue().Set( |
+ converter->ToV8Value(value, context()->v8_context())); |
+ } |
+}; |
+ |
+class UserGesturesNativeHandler : public ObjectBackedNativeHandler { |
+ public: |
+ explicit UserGesturesNativeHandler(ChromeV8Context* context) |
+ : ObjectBackedNativeHandler(context) { |
+ RouteFunction("IsProcessingUserGesture", |
+ base::Bind(&UserGesturesNativeHandler::IsProcessingUserGesture, |
+ base::Unretained(this))); |
+ RouteFunction("RunWithUserGesture", |
+ base::Bind(&UserGesturesNativeHandler::RunWithUserGesture, |
+ base::Unretained(this))); |
+ RouteFunction("RunWithoutUserGesture", |
+ base::Bind(&UserGesturesNativeHandler::RunWithoutUserGesture, |
+ base::Unretained(this))); |
+ } |
+ |
+ private: |
+ void IsProcessingUserGesture( |
+ const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue().Set(v8::Boolean::New( |
+ args.GetIsolate(), |
+ blink::WebUserGestureIndicator::isProcessingUserGesture())); |
+ } |
+ |
+ void RunWithUserGesture( |
+ const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ blink::WebScopedUserGesture user_gesture; |
+ CHECK_EQ(args.Length(), 1); |
+ CHECK(args[0]->IsFunction()); |
+ v8::Handle<v8::Value> no_args; |
+ context()->CallFunction(v8::Handle<v8::Function>::Cast(args[0]), |
+ 0, &no_args); |
+ } |
+ |
+ void RunWithoutUserGesture( |
+ const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ blink::WebUserGestureIndicator::consumeUserGesture(); |
+ CHECK_EQ(args.Length(), 1); |
+ CHECK(args[0]->IsFunction()); |
+ v8::Handle<v8::Value> no_args; |
+ context()->CallFunction(v8::Handle<v8::Function>::Cast(args[0]), |
+ 0, &no_args); |
+ } |
+}; |
+ |
+class V8ContextNativeHandler : public ObjectBackedNativeHandler { |
+ public: |
+ V8ContextNativeHandler(ChromeV8Context* context, Dispatcher* dispatcher) |
+ : ObjectBackedNativeHandler(context), |
+ context_(context), |
+ dispatcher_(dispatcher) { |
+ RouteFunction("GetAvailability", |
+ base::Bind(&V8ContextNativeHandler::GetAvailability, |
+ base::Unretained(this))); |
+ RouteFunction("GetModuleSystem", |
+ base::Bind(&V8ContextNativeHandler::GetModuleSystem, |
+ base::Unretained(this))); |
+ } |
+ |
+ private: |
+ void GetAvailability(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ CHECK_EQ(args.Length(), 1); |
+ v8::Isolate* isolate = args.GetIsolate(); |
+ std::string api_name = *v8::String::Utf8Value(args[0]->ToString()); |
+ Feature::Availability availability = context_->GetAvailability(api_name); |
+ |
+ v8::Handle<v8::Object> ret = v8::Object::New(isolate); |
+ ret->Set(v8::String::NewFromUtf8(isolate, "is_available"), |
+ v8::Boolean::New(isolate, availability.is_available())); |
+ ret->Set(v8::String::NewFromUtf8(isolate, "message"), |
+ v8::String::NewFromUtf8(isolate, availability.message().c_str())); |
+ ret->Set(v8::String::NewFromUtf8(isolate, "result"), |
+ v8::Integer::New(isolate, availability.result())); |
+ args.GetReturnValue().Set(ret); |
+ } |
+ |
+ void GetModuleSystem(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ CHECK_EQ(args.Length(), 1); |
+ CHECK(args[0]->IsObject()); |
+ v8::Handle<v8::Context> v8_context = |
+ v8::Handle<v8::Object>::Cast(args[0])->CreationContext(); |
+ ChromeV8Context* context = dispatcher_->v8_context_set().GetByV8Context( |
+ v8_context); |
+ args.GetReturnValue().Set(context->module_system()->NewInstance()); |
+ } |
+ |
+ ChromeV8Context* context_; |
+ Dispatcher* dispatcher_; |
+}; |
+ |
+class ChromeNativeHandler : public ObjectBackedNativeHandler { |
+ public: |
+ explicit ChromeNativeHandler(ChromeV8Context* context) |
+ : ObjectBackedNativeHandler(context) { |
+ RouteFunction("GetChrome", |
+ base::Bind(&ChromeNativeHandler::GetChrome, base::Unretained(this))); |
+ } |
+ |
+ void GetChrome(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue().Set(GetOrCreateChrome(context())); |
+ } |
+}; |
+ |
+class PrintNativeHandler : public ObjectBackedNativeHandler { |
+ public: |
+ explicit PrintNativeHandler(ChromeV8Context* context) |
+ : ObjectBackedNativeHandler(context) { |
+ RouteFunction("Print", |
+ base::Bind(&PrintNativeHandler::Print, |
+ base::Unretained(this))); |
+ } |
+ |
+ void Print(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ if (args.Length() < 1) |
+ return; |
+ |
+ std::vector<std::string> components; |
+ for (int i = 0; i < args.Length(); ++i) |
+ components.push_back(*v8::String::Utf8Value(args[i]->ToString())); |
+ |
+ LOG(ERROR) << JoinString(components, ','); |
+ } |
+}; |
+ |
+class LazyBackgroundPageNativeHandler : public ChromeV8Extension { |
+ public: |
+ LazyBackgroundPageNativeHandler(Dispatcher* dispatcher, |
+ ChromeV8Context* context) |
+ : ChromeV8Extension(dispatcher, context) { |
+ RouteFunction("IncrementKeepaliveCount", |
+ base::Bind(&LazyBackgroundPageNativeHandler::IncrementKeepaliveCount, |
+ base::Unretained(this))); |
+ RouteFunction("DecrementKeepaliveCount", |
+ base::Bind(&LazyBackgroundPageNativeHandler::DecrementKeepaliveCount, |
+ base::Unretained(this))); |
+ } |
+ |
+ void IncrementKeepaliveCount( |
+ const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ if (!context()) |
+ return; |
+ RenderView* render_view = context()->GetRenderView(); |
+ if (IsContextLazyBackgroundPage(render_view, context()->extension())) { |
+ render_view->Send(new ExtensionHostMsg_IncrementLazyKeepaliveCount( |
+ render_view->GetRoutingID())); |
+ } |
+ } |
+ |
+ void DecrementKeepaliveCount( |
+ const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ if (!context()) |
+ return; |
+ RenderView* render_view = context()->GetRenderView(); |
+ if (IsContextLazyBackgroundPage(render_view, context()->extension())) { |
+ render_view->Send(new ExtensionHostMsg_DecrementLazyKeepaliveCount( |
+ render_view->GetRoutingID())); |
+ } |
+ } |
+ |
+ private: |
+ bool IsContextLazyBackgroundPage(RenderView* render_view, |
+ const Extension* extension) { |
+ if (!render_view) |
+ return false; |
+ |
+ ExtensionHelper* helper = ExtensionHelper::Get(render_view); |
+ return (extension && BackgroundInfo::HasLazyBackgroundPage(extension) && |
+ helper->view_type() == VIEW_TYPE_EXTENSION_BACKGROUND_PAGE); |
+ } |
+}; |
+ |
+class ProcessInfoNativeHandler : public ChromeV8Extension { |
+ public: |
+ ProcessInfoNativeHandler(Dispatcher* dispatcher, |
+ ChromeV8Context* context, |
+ const std::string& extension_id, |
+ const std::string& context_type, |
+ bool is_incognito_context, |
+ int manifest_version, |
+ bool send_request_disabled) |
+ : ChromeV8Extension(dispatcher, context), |
+ extension_id_(extension_id), |
+ context_type_(context_type), |
+ is_incognito_context_(is_incognito_context), |
+ manifest_version_(manifest_version), |
+ send_request_disabled_(send_request_disabled) { |
+ RouteFunction("GetExtensionId", |
+ base::Bind(&ProcessInfoNativeHandler::GetExtensionId, |
+ base::Unretained(this))); |
+ RouteFunction("GetContextType", |
+ base::Bind(&ProcessInfoNativeHandler::GetContextType, |
+ base::Unretained(this))); |
+ RouteFunction("InIncognitoContext", |
+ base::Bind(&ProcessInfoNativeHandler::InIncognitoContext, |
+ base::Unretained(this))); |
+ RouteFunction("GetManifestVersion", |
+ base::Bind(&ProcessInfoNativeHandler::GetManifestVersion, |
+ base::Unretained(this))); |
+ RouteFunction("IsSendRequestDisabled", |
+ base::Bind(&ProcessInfoNativeHandler::IsSendRequestDisabled, |
+ base::Unretained(this))); |
+ RouteFunction("HasSwitch", |
+ base::Bind(&ProcessInfoNativeHandler::HasSwitch, |
+ base::Unretained(this))); |
+ } |
+ |
+ private: |
+ void GetExtensionId(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue() |
+ .Set(v8::String::NewFromUtf8(args.GetIsolate(), extension_id_.c_str())); |
+ } |
+ |
+ void GetContextType(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue() |
+ .Set(v8::String::NewFromUtf8(args.GetIsolate(), context_type_.c_str())); |
+ } |
+ |
+ void InIncognitoContext(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue().Set(is_incognito_context_); |
+ } |
+ |
+ void GetManifestVersion(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ args.GetReturnValue().Set(static_cast<int32_t>(manifest_version_)); |
+ } |
+ |
+ void IsSendRequestDisabled(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ if (send_request_disabled_) { |
+ args.GetReturnValue().Set(v8::String::NewFromUtf8(args.GetIsolate(), |
+ "sendRequest and onRequest are obsolete." |
+ " Please use sendMessage and onMessage instead.")); |
+ } |
+ } |
+ |
+ void HasSwitch(const v8::FunctionCallbackInfo<v8::Value>& args) { |
+ CHECK(args.Length() == 1 && args[0]->IsString()); |
+ bool has_switch = CommandLine::ForCurrentProcess()->HasSwitch( |
+ *v8::String::Utf8Value(args[0])); |
+ args.GetReturnValue().Set(v8::Boolean::New(args.GetIsolate(), has_switch)); |
+ } |
+ |
+ std::string extension_id_; |
+ std::string context_type_; |
+ bool is_incognito_context_; |
+ int manifest_version_; |
+ bool send_request_disabled_; |
+}; |
+ |
+void InstallAppBindings(ModuleSystem* module_system, |
+ v8::Handle<v8::Object> chrome) { |
+ module_system->SetLazyField(chrome, "app", "app", "chromeApp"); |
+} |
+ |
+void InstallWebstoreBindings(ModuleSystem* module_system, |
+ v8::Handle<v8::Object> chrome) { |
+ module_system->SetLazyField(chrome, "webstore", "webstore", "chromeWebstore"); |
+} |
+ |
+// Calls a method |method_name| in a module |module_name| belonging to the |
+// module system from |context|. Intended as a callback target from |
+// ChromeV8ContextSet::ForEach. |
+void CallModuleMethod(const std::string& module_name, |
+ const std::string& method_name, |
+ const base::ListValue* args, |
+ ChromeV8Context* context) { |
+ v8::HandleScope handle_scope(context->isolate()); |
+ v8::Context::Scope context_scope(context->v8_context()); |
+ |
+ scoped_ptr<content::V8ValueConverter> converter( |
+ content::V8ValueConverter::create()); |
+ |
+ std::vector<v8::Handle<v8::Value> > arguments; |
+ for (base::ListValue::const_iterator it = args->begin(); it != args->end(); |
+ ++it) { |
+ arguments.push_back(converter->ToV8Value(*it, context->v8_context())); |
+ } |
+ |
+ context->module_system()->CallModuleMethod( |
+ module_name, method_name, &arguments); |
+} |
+ |
+} // namespace |
+ |
+Dispatcher::Dispatcher() |
+ : content_watcher_(new ContentWatcher()), |
+ is_webkit_initialized_(false), |
+ webrequest_adblock_(false), |
+ webrequest_adblock_plus_(false), |
+ webrequest_other_(false), |
+ source_map_(&ResourceBundle::GetSharedInstance()), |
+ v8_schema_registry_(new V8SchemaRegistry) { |
+ const CommandLine& command_line = *(CommandLine::ForCurrentProcess()); |
+ is_extension_process_ = |
+ command_line.HasSwitch(extensions::switches::kExtensionProcess) || |
+ command_line.HasSwitch(::switches::kSingleProcess); |
+ |
+ if (is_extension_process_) { |
+ RenderThread::Get()->SetIdleNotificationDelayInMs( |
+ kInitialExtensionIdleHandlerDelayMs); |
+ } |
+ |
+ RenderThread::Get()->RegisterExtension(SafeBuiltins::CreateV8Extension()); |
+ |
+ user_script_slave_.reset(new UserScriptSlave(&extensions_)); |
+ request_sender_.reset(new RequestSender(this)); |
+ PopulateSourceMap(); |
+ PopulateLazyBindingsMap(); |
+} |
+ |
+Dispatcher::~Dispatcher() { |
+} |
+ |
+bool Dispatcher::OnControlMessageReceived(const IPC::Message& message) { |
+ bool handled = true; |
+ IPC_BEGIN_MESSAGE_MAP(Dispatcher, message) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_SetChannel, OnSetChannel) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_MessageInvoke, OnMessageInvoke) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_DispatchOnConnect, OnDispatchOnConnect) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_DeliverMessage, OnDeliverMessage) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_DispatchOnDisconnect, |
+ OnDispatchOnDisconnect) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_SetFunctionNames, OnSetFunctionNames) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_SetSystemFont, OnSetSystemFont) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_Loaded, OnLoaded) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_Unloaded, OnUnloaded) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_SetScriptingWhitelist, |
+ OnSetScriptingWhitelist) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_ActivateExtension, OnActivateExtension) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_UpdatePermissions, OnUpdatePermissions) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateTabSpecificPermissions, |
+ OnUpdateTabSpecificPermissions) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_ClearTabSpecificPermissions, |
+ OnClearTabSpecificPermissions) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateUserScripts, OnUpdateUserScripts) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_UsingWebRequestAPI, OnUsingWebRequestAPI) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_ShouldSuspend, OnShouldSuspend) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_Suspend, OnSuspend) |
+ IPC_MESSAGE_HANDLER(ExtensionMsg_CancelSuspend, OnCancelSuspend) |
+ IPC_MESSAGE_FORWARD(ExtensionMsg_WatchPages, |
+ content_watcher_.get(), ContentWatcher::OnWatchPages) |
+ IPC_MESSAGE_UNHANDLED(handled = false) |
+ IPC_END_MESSAGE_MAP() |
+ |
+ return handled; |
+} |
+ |
+void Dispatcher::WebKitInitialized() { |
+ // For extensions, we want to ensure we call the IdleHandler every so often, |
+ // even if the extension keeps up activity. |
+ if (is_extension_process_) { |
+ forced_idle_timer_.Start(FROM_HERE, |
+ base::TimeDelta::FromMilliseconds(kMaxExtensionIdleHandlerDelayMs), |
+ RenderThread::Get(), &RenderThread::IdleHandler); |
+ } |
+ |
+ // Initialize host permissions for any extensions that were activated before |
+ // WebKit was initialized. |
+ for (std::set<std::string>::iterator iter = active_extension_ids_.begin(); |
+ iter != active_extension_ids_.end(); ++iter) { |
+ const Extension* extension = extensions_.GetByID(*iter); |
+ CHECK(extension); |
+ InitOriginPermissions(extension); |
+ } |
+ |
+ EnableCustomElementWhiteList(); |
+ |
+ is_webkit_initialized_ = true; |
+} |
+ |
+void Dispatcher::IdleNotification() { |
+ if (is_extension_process_) { |
+ // Dampen the forced delay as well if the extension stays idle for long |
+ // periods of time. |
+ int64 forced_delay_ms = std::max( |
+ RenderThread::Get()->GetIdleNotificationDelayInMs(), |
+ kMaxExtensionIdleHandlerDelayMs); |
+ forced_idle_timer_.Stop(); |
+ forced_idle_timer_.Start(FROM_HERE, |
+ base::TimeDelta::FromMilliseconds(forced_delay_ms), |
+ RenderThread::Get(), &RenderThread::IdleHandler); |
+ } |
+} |
+ |
+void Dispatcher::OnRenderProcessShutdown() { |
+ v8_schema_registry_.reset(); |
+} |
+ |
+void Dispatcher::OnSetFunctionNames( |
+ const std::vector<std::string>& names) { |
+ function_names_.clear(); |
+ for (size_t i = 0; i < names.size(); ++i) |
+ function_names_.insert(names[i]); |
+} |
+ |
+void Dispatcher::OnSetSystemFont(const std::string& font_family, |
+ const std::string& font_size) { |
+ system_font_family_ = font_family; |
+ system_font_size_ = font_size; |
+} |
+ |
+void Dispatcher::OnSetChannel(int channel) { |
+ SetCurrentChannel(static_cast<chrome::VersionInfo::Channel>(channel)); |
+} |
+ |
+void Dispatcher::OnMessageInvoke(const std::string& extension_id, |
+ const std::string& module_name, |
+ const std::string& function_name, |
+ const base::ListValue& args, |
+ bool user_gesture) { |
+ InvokeModuleSystemMethod( |
+ NULL, extension_id, module_name, function_name, args, user_gesture); |
+} |
+ |
+void Dispatcher::OnDispatchOnConnect( |
+ int target_port_id, |
+ const std::string& channel_name, |
+ const base::DictionaryValue& source_tab, |
+ const ExtensionMsg_ExternalConnectionInfo& info, |
+ const std::string& tls_channel_id) { |
+ DCHECK(!ContainsKey(port_to_tab_id_map_, target_port_id)); |
+ DCHECK_EQ(1, target_port_id % 2); // target renderer ports have odd IDs. |
+ int sender_tab_id = -1; |
+ source_tab.GetInteger("id", &sender_tab_id); |
+ port_to_tab_id_map_[target_port_id] = sender_tab_id; |
+ |
+ MessagingBindings::DispatchOnConnect( |
+ v8_context_set_.GetAll(), |
+ target_port_id, channel_name, source_tab, |
+ info.source_id, info.target_id, info.source_url, |
+ tls_channel_id, |
+ NULL); // All render views. |
+} |
+ |
+void Dispatcher::OnDeliverMessage(int target_port_id, |
+ const Message& message) { |
+ scoped_ptr<RequestSender::ScopedTabID> scoped_tab_id; |
+ std::map<int, int>::const_iterator it = |
+ port_to_tab_id_map_.find(target_port_id); |
+ if (it != port_to_tab_id_map_.end()) { |
+ scoped_tab_id.reset(new RequestSender::ScopedTabID(request_sender(), |
+ it->second)); |
+ } |
+ |
+ MessagingBindings::DeliverMessage( |
+ v8_context_set_.GetAll(), |
+ target_port_id, |
+ message, |
+ NULL); // All render views. |
+} |
+ |
+void Dispatcher::OnDispatchOnDisconnect(int port_id, |
+ const std::string& error_message) { |
+ MessagingBindings::DispatchOnDisconnect( |
+ v8_context_set_.GetAll(), |
+ port_id, error_message, |
+ NULL); // All render views. |
+} |
+ |
+void Dispatcher::OnLoaded( |
+ const std::vector<ExtensionMsg_Loaded_Params>& loaded_extensions) { |
+ std::vector<ExtensionMsg_Loaded_Params>::const_iterator i; |
+ for (i = loaded_extensions.begin(); i != loaded_extensions.end(); ++i) { |
+ std::string error; |
+ scoped_refptr<const Extension> extension = i->ConvertToExtension(&error); |
+ if (!extension.get()) { |
+ extension_load_errors_[i->id] = error; |
+ continue; |
+ } |
+ OnLoadedInternal(extension); |
+ } |
+ // Update the available bindings for all contexts. These may have changed if |
+ // an externally_connectable extension was loaded that can connect to an |
+ // open webpage. |
+ AddOrRemoveBindings(""); |
+} |
+ |
+void Dispatcher::OnLoadedInternal(scoped_refptr<const Extension> extension) { |
+ extensions_.Insert(extension); |
+} |
+ |
+void Dispatcher::OnUnloaded(const std::string& id) { |
+ extensions_.Remove(id); |
+ active_extension_ids_.erase(id); |
+ |
+ // If the extension is later reloaded with a different set of permissions, |
+ // we'd like it to get a new isolated world ID, so that it can pick up the |
+ // changed origin whitelist. |
+ user_script_slave_->RemoveIsolatedWorld(id); |
+ |
+ // Invalidate all of the contexts that were removed. |
+ // TODO(kalman): add an invalidation observer interface to ChromeV8Context. |
+ ChromeV8ContextSet::ContextSet removed_contexts = |
+ v8_context_set_.OnExtensionUnloaded(id); |
+ for (ChromeV8ContextSet::ContextSet::iterator it = removed_contexts.begin(); |
+ it != removed_contexts.end(); ++it) { |
+ request_sender_->InvalidateSource(*it); |
+ } |
+ |
+ // Update the available bindings for the remaining contexts. These may have |
+ // changed if an externally_connectable extension is unloaded and a webpage |
+ // is no longer accessible. |
+ AddOrRemoveBindings(""); |
+ |
+ // Invalidates the messages map for the extension in case the extension is |
+ // reloaded with a new messages map. |
+ EraseL10nMessagesMap(id); |
+ |
+ // We don't do anything with existing platform-app stylesheets. They will |
+ // stay resident, but the URL pattern corresponding to the unloaded |
+ // extension's URL just won't match anything anymore. |
+} |
+ |
+void Dispatcher::OnSetScriptingWhitelist( |
+ const ExtensionsClient::ScriptingWhitelist& extension_ids) { |
+ ExtensionsClient::Get()->SetScriptingWhitelist(extension_ids); |
+} |
+ |
+bool Dispatcher::IsExtensionActive( |
+ const std::string& extension_id) const { |
+ bool is_active = |
+ active_extension_ids_.find(extension_id) != active_extension_ids_.end(); |
+ if (is_active) |
+ CHECK(extensions_.Contains(extension_id)); |
+ return is_active; |
+} |
+ |
+v8::Handle<v8::Object> Dispatcher::GetOrCreateObject( |
+ v8::Handle<v8::Object> object, |
+ const std::string& field, |
+ v8::Isolate* isolate) { |
+ v8::Handle<v8::String> key = v8::String::NewFromUtf8(isolate, field.c_str()); |
+ // If the object has a callback property, it is assumed it is an unavailable |
+ // API, so it is safe to delete. This is checked before GetOrCreateObject is |
+ // called. |
+ if (object->HasRealNamedCallbackProperty(key)) { |
+ object->Delete(key); |
+ } else if (object->HasRealNamedProperty(key)) { |
+ v8::Handle<v8::Value> value = object->Get(key); |
+ CHECK(value->IsObject()); |
+ return v8::Handle<v8::Object>::Cast(value); |
+ } |
+ |
+ v8::Handle<v8::Object> new_object = v8::Object::New(isolate); |
+ object->Set(key, new_object); |
+ return new_object; |
+} |
+ |
+void Dispatcher::AddOrRemoveBindingsForContext(ChromeV8Context* context) { |
+ v8::HandleScope handle_scope(context->isolate()); |
+ v8::Context::Scope context_scope(context->v8_context()); |
+ |
+ // TODO(kalman): Make the bindings registration have zero overhead then run |
+ // the same code regardless of context type. |
+ switch (context->context_type()) { |
+ case Feature::UNSPECIFIED_CONTEXT: |
+ case Feature::WEB_PAGE_CONTEXT: |
+ case Feature::BLESSED_WEB_PAGE_CONTEXT: { |
+ // Web page context; it's too expensive to run the full bindings code. |
+ // Hard-code that the app and webstore APIs are available... |
+ RegisterBinding("app", context); |
+ RegisterBinding("webstore", context); |
+ |
+ // ... and that the runtime API might be available if any extension can |
+ // connect to it. |
+ bool runtime_is_available = false; |
+ for (ExtensionSet::const_iterator it = extensions_.begin(); |
+ it != extensions_.end(); ++it) { |
+ ExternallyConnectableInfo* info = |
+ static_cast<ExternallyConnectableInfo*>((*it)->GetManifestData( |
+ manifest_keys::kExternallyConnectable)); |
+ if (info && info->matches.MatchesURL(context->GetURL())) { |
+ runtime_is_available = true; |
+ break; |
+ } |
+ } |
+ if (runtime_is_available) |
+ RegisterBinding("runtime", context); |
+ break; |
+ } |
+ |
+ case Feature::BLESSED_EXTENSION_CONTEXT: |
+ case Feature::UNBLESSED_EXTENSION_CONTEXT: |
+ case Feature::CONTENT_SCRIPT_CONTEXT: { |
+ // Extension context; iterate through all the APIs and bind the available |
+ // ones. |
+ FeatureProvider* api_feature_provider = FeatureProvider::GetAPIFeatures(); |
+ const std::vector<std::string>& apis = |
+ api_feature_provider->GetAllFeatureNames(); |
+ for (std::vector<std::string>::const_iterator it = apis.begin(); |
+ it != apis.end(); ++it) { |
+ const std::string& api_name = *it; |
+ Feature* feature = api_feature_provider->GetFeature(api_name); |
+ DCHECK(feature); |
+ |
+ // Internal APIs are included via require(api_name) from internal code |
+ // rather than chrome[api_name]. |
+ if (feature->IsInternal()) |
+ continue; |
+ |
+ // If this API has a parent feature (and isn't marked 'noparent'), |
+ // then this must be a function or event, so we should not register. |
+ if (api_feature_provider->GetParent(feature) != NULL) |
+ continue; |
+ |
+ if (context->IsAnyFeatureAvailableToContext(*feature)) |
+ RegisterBinding(api_name, context); |
+ } |
+ break; |
+ } |
+ } |
+} |
+ |
+v8::Handle<v8::Object> Dispatcher::GetOrCreateBindObjectIfAvailable( |
+ const std::string& api_name, |
+ std::string* bind_name, |
+ ChromeV8Context* context) { |
+ std::vector<std::string> split; |
+ base::SplitString(api_name, '.', &split); |
+ |
+ v8::Handle<v8::Object> bind_object; |
+ |
+ // Check if this API has an ancestor. If the API's ancestor is available and |
+ // the API is not available, don't install the bindings for this API. If |
+ // the API is available and its ancestor is not, delete the ancestor and |
+ // install the bindings for the API. This is to prevent loading the ancestor |
+ // API schema if it will not be needed. |
+ // |
+ // For example: |
+ // If app is available and app.window is not, just install app. |
+ // If app.window is available and app is not, delete app and install |
+ // app.window on a new object so app does not have to be loaded. |
+ FeatureProvider* api_feature_provider = FeatureProvider::GetAPIFeatures(); |
+ std::string ancestor_name; |
+ bool only_ancestor_available = false; |
+ |
+ for (size_t i = 0; i < split.size() - 1; ++i) { |
+ ancestor_name += (i ? ".": "") + split[i]; |
+ if (api_feature_provider->GetFeature(ancestor_name) && |
+ context->GetAvailability(ancestor_name).is_available() && |
+ !context->GetAvailability(api_name).is_available()) { |
+ only_ancestor_available = true; |
+ break; |
+ } |
+ |
+ if (bind_object.IsEmpty()) { |
+ bind_object = AsObjectOrEmpty(GetOrCreateChrome(context)); |
+ if (bind_object.IsEmpty()) |
+ return v8::Handle<v8::Object>(); |
+ } |
+ bind_object = GetOrCreateObject(bind_object, split[i], context->isolate()); |
+ } |
+ |
+ if (only_ancestor_available) |
+ return v8::Handle<v8::Object>(); |
+ |
+ if (bind_name) |
+ *bind_name = split.back(); |
+ |
+ return bind_object.IsEmpty() ? |
+ AsObjectOrEmpty(GetOrCreateChrome(context)) : bind_object; |
+} |
+ |
+void Dispatcher::RegisterBinding(const std::string& api_name, |
+ ChromeV8Context* context) { |
+ std::string bind_name; |
+ v8::Handle<v8::Object> bind_object = |
+ GetOrCreateBindObjectIfAvailable(api_name, &bind_name, context); |
+ |
+ // Empty if the bind object failed to be created, probably because the |
+ // extension overrode chrome with a non-object, e.g. window.chrome = true. |
+ if (bind_object.IsEmpty()) |
+ return; |
+ |
+ v8::Local<v8::String> v8_api_name = |
+ v8::String::NewFromUtf8(context->isolate(), api_name.c_str()); |
+ if (bind_object->HasRealNamedProperty(v8_api_name)) { |
+ // The bind object may already have the property if the API has been |
+ // registered before (or if the extension has put something there already, |
+ // but, whatevs). |
+ // |
+ // In the former case, we need to re-register the bindings for the APIs |
+ // which the extension now has permissions for (if any), but not touch any |
+ // others so that we don't destroy state such as event listeners. |
+ // |
+ // TODO(kalman): Only register available APIs to make this all moot. |
+ if (bind_object->HasRealNamedCallbackProperty(v8_api_name)) |
+ return; // lazy binding still there, nothing to do |
+ if (bind_object->Get(v8_api_name)->IsObject()) |
+ return; // binding has already been fully installed |
+ } |
+ |
+ ModuleSystem* module_system = context->module_system(); |
+ if (lazy_bindings_map_.find(api_name) != lazy_bindings_map_.end()) { |
+ InstallBindings(module_system, context->v8_context(), api_name); |
+ } else if (!source_map_.Contains(api_name)) { |
+ module_system->RegisterNativeHandler( |
+ api_name, |
+ scoped_ptr<NativeHandler>(new BindingGeneratingNativeHandler( |
+ module_system, |
+ api_name, |
+ "binding"))); |
+ module_system->SetNativeLazyField(bind_object, |
+ bind_name, |
+ api_name, |
+ "binding"); |
+ } else { |
+ module_system->SetLazyField(bind_object, |
+ bind_name, |
+ api_name, |
+ "binding"); |
+ } |
+} |
+ |
+// NOTE: please use the naming convention "foo_natives" for these. |
+void Dispatcher::RegisterNativeHandlers(ModuleSystem* module_system, |
+ ChromeV8Context* context) { |
+ module_system->RegisterNativeHandler("event_natives", |
+ scoped_ptr<NativeHandler>(EventBindings::Create(this, context))); |
+ module_system->RegisterNativeHandler("messaging_natives", |
+ scoped_ptr<NativeHandler>(MessagingBindings::Get(this, context))); |
+ module_system->RegisterNativeHandler("apiDefinitions", |
+ scoped_ptr<NativeHandler>(new ApiDefinitionsNatives(this, context))); |
+ module_system->RegisterNativeHandler("sendRequest", |
+ scoped_ptr<NativeHandler>( |
+ new SendRequestNatives(this, request_sender_.get(), context))); |
+ module_system->RegisterNativeHandler("setIcon", |
+ scoped_ptr<NativeHandler>( |
+ new SetIconNatives(this, request_sender_.get(), context))); |
+ module_system->RegisterNativeHandler("activityLogger", |
+ scoped_ptr<NativeHandler>(new APIActivityLogger(this, context))); |
+ module_system->RegisterNativeHandler("renderViewObserverNatives", |
+ scoped_ptr<NativeHandler>(new RenderViewObserverNatives(this, context))); |
+ |
+ // Natives used by multiple APIs. |
+ module_system->RegisterNativeHandler("file_system_natives", |
+ scoped_ptr<NativeHandler>(new FileSystemNatives(context))); |
+ |
+ // Custom bindings. |
+ module_system->RegisterNativeHandler("app", |
+ scoped_ptr<NativeHandler>(new AppBindings(this, context))); |
+ module_system->RegisterNativeHandler("app_runtime", |
+ scoped_ptr<NativeHandler>( |
+ new AppRuntimeCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("app_window_natives", |
+ scoped_ptr<NativeHandler>( |
+ new AppWindowCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("blob_natives", |
+ scoped_ptr<NativeHandler>(new BlobNativeHandler(context))); |
+ module_system->RegisterNativeHandler("context_menus", |
+ scoped_ptr<NativeHandler>( |
+ new ContextMenusCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler( |
+ "css_natives", scoped_ptr<NativeHandler>(new CssNativeHandler(context))); |
+ module_system->RegisterNativeHandler("document_natives", |
+ scoped_ptr<NativeHandler>( |
+ new DocumentCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("sync_file_system", |
+ scoped_ptr<NativeHandler>( |
+ new SyncFileSystemCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("file_browser_handler", |
+ scoped_ptr<NativeHandler>(new FileBrowserHandlerCustomBindings( |
+ this, context))); |
+ module_system->RegisterNativeHandler("file_browser_private", |
+ scoped_ptr<NativeHandler>(new FileBrowserPrivateCustomBindings( |
+ this, context))); |
+ module_system->RegisterNativeHandler("i18n", |
+ scoped_ptr<NativeHandler>( |
+ new I18NCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler( |
+ "id_generator", |
+ scoped_ptr<NativeHandler>(new IdGeneratorCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("mediaGalleries", |
+ scoped_ptr<NativeHandler>( |
+ new MediaGalleriesCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("page_actions", |
+ scoped_ptr<NativeHandler>( |
+ new PageActionsCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("page_capture", |
+ scoped_ptr<NativeHandler>( |
+ new PageCaptureCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler( |
+ "pepper_request_natives", |
+ scoped_ptr<NativeHandler>(new PepperRequestNatives(context))); |
+ module_system->RegisterNativeHandler("runtime", |
+ scoped_ptr<NativeHandler>(new RuntimeCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("tabs", |
+ scoped_ptr<NativeHandler>(new TabsCustomBindings(this, context))); |
+ module_system->RegisterNativeHandler("webstore", |
+ scoped_ptr<NativeHandler>(new WebstoreBindings(this, context))); |
+#if defined(ENABLE_WEBRTC) |
+ module_system->RegisterNativeHandler("cast_streaming_natives", |
+ scoped_ptr<NativeHandler>(new CastStreamingNativeHandler(context))); |
+#endif |
+} |
+ |
+void Dispatcher::PopulateSourceMap() { |
+ // Libraries. |
+ source_map_.RegisterSource("entryIdManager", IDR_ENTRY_ID_MANAGER); |
+ source_map_.RegisterSource(kEventBindings, IDR_EVENT_BINDINGS_JS); |
+ source_map_.RegisterSource("imageUtil", IDR_IMAGE_UTIL_JS); |
+ source_map_.RegisterSource("json_schema", IDR_JSON_SCHEMA_JS); |
+ source_map_.RegisterSource("lastError", IDR_LAST_ERROR_JS); |
+ source_map_.RegisterSource("messaging", IDR_MESSAGING_JS); |
+ source_map_.RegisterSource("messaging_utils", IDR_MESSAGING_UTILS_JS); |
+ source_map_.RegisterSource("pepper_request", IDR_PEPPER_REQUEST_JS); |
+ source_map_.RegisterSource(kSchemaUtils, IDR_SCHEMA_UTILS_JS); |
+ source_map_.RegisterSource("sendRequest", IDR_SEND_REQUEST_JS); |
+ source_map_.RegisterSource("setIcon", IDR_SET_ICON_JS); |
+ source_map_.RegisterSource("test", IDR_TEST_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("unload_event", IDR_UNLOAD_EVENT_JS); |
+ source_map_.RegisterSource("utils", IDR_UTILS_JS); |
+ |
+ // Custom bindings. |
+ source_map_.RegisterSource("app", IDR_APP_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("app.runtime", IDR_APP_RUNTIME_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("app.window", IDR_APP_WINDOW_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("bluetooth", IDR_BLUETOOTH_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("browserAction", |
+ IDR_BROWSER_ACTION_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("contextMenus", |
+ IDR_CONTEXT_MENUS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("declarativeContent", |
+ IDR_DECLARATIVE_CONTENT_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("declarativeWebRequest", |
+ IDR_DECLARATIVE_WEBREQUEST_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("desktopCapture", |
+ IDR_DESKTOP_CAPTURE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("developerPrivate", |
+ IDR_DEVELOPER_PRIVATE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("downloads", |
+ IDR_DOWNLOADS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("experimental.offscreen", |
+ IDR_EXPERIMENTAL_OFFSCREENTABS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("extension", IDR_EXTENSION_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("feedbackPrivate", |
+ IDR_FEEDBACK_PRIVATE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("fileBrowserHandler", |
+ IDR_FILE_BROWSER_HANDLER_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("fileBrowserPrivate", |
+ IDR_FILE_BROWSER_PRIVATE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("fileSystem", |
+ IDR_FILE_SYSTEM_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("fileSystemProvider", |
+ IDR_FILE_SYSTEM_PROVIDER_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("gcm", |
+ IDR_GCM_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("i18n", IDR_I18N_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("identity", IDR_IDENTITY_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("imageWriterPrivate", |
+ IDR_IMAGE_WRITER_PRIVATE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("input.ime", IDR_INPUT_IME_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("mediaGalleries", |
+ IDR_MEDIA_GALLERIES_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("notifications", |
+ IDR_NOTIFICATIONS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("omnibox", IDR_OMNIBOX_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("pageActions", |
+ IDR_PAGE_ACTIONS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("pageAction", IDR_PAGE_ACTION_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("pageCapture", |
+ IDR_PAGE_CAPTURE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("permissions", IDR_PERMISSIONS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("runtime", IDR_RUNTIME_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("syncFileSystem", |
+ IDR_SYNC_FILE_SYSTEM_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("systemIndicator", |
+ IDR_SYSTEM_INDICATOR_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("tabCapture", IDR_TAB_CAPTURE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("tabs", IDR_TABS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("tts", IDR_TTS_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("ttsEngine", IDR_TTS_ENGINE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("webRequest", IDR_WEB_REQUEST_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("webRequestInternal", |
+ IDR_WEB_REQUEST_INTERNAL_CUSTOM_BINDINGS_JS); |
+#if defined(ENABLE_WEBRTC) |
+ source_map_.RegisterSource("cast.streaming.rtpStream", |
+ IDR_CAST_STREAMING_RTP_STREAM_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("cast.streaming.session", |
+ IDR_CAST_STREAMING_SESSION_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource( |
+ "cast.streaming.udpTransport", |
+ IDR_CAST_STREAMING_UDP_TRANSPORT_CUSTOM_BINDINGS_JS); |
+#endif |
+ source_map_.RegisterSource("webstore", IDR_WEBSTORE_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("windowControls", IDR_WINDOW_CONTROLS_JS); |
+ source_map_.RegisterSource("binding", IDR_BINDING_JS); |
+ |
+ // Custom types sources. |
+ source_map_.RegisterSource("ChromeSetting", IDR_CHROME_SETTING_JS); |
+ source_map_.RegisterSource("StorageArea", IDR_STORAGE_AREA_JS); |
+ source_map_.RegisterSource("ContentSetting", IDR_CONTENT_SETTING_JS); |
+ source_map_.RegisterSource("ChromeDirectSetting", |
+ IDR_CHROME_DIRECT_SETTING_JS); |
+ |
+ // Platform app sources that are not API-specific.. |
+ source_map_.RegisterSource("tagWatcher", IDR_TAG_WATCHER_JS); |
+ // Note: webView not webview so that this doesn't interfere with the |
+ // chrome.webview API bindings. |
+ source_map_.RegisterSource("webView", IDR_WEB_VIEW_JS); |
+ source_map_.RegisterSource("webViewExperimental", |
+ IDR_WEB_VIEW_EXPERIMENTAL_JS); |
+ source_map_.RegisterSource("webViewRequest", |
+ IDR_WEB_VIEW_REQUEST_CUSTOM_BINDINGS_JS); |
+ source_map_.RegisterSource("denyWebView", IDR_WEB_VIEW_DENY_JS); |
+ source_map_.RegisterSource("adView", IDR_AD_VIEW_JS); |
+ source_map_.RegisterSource("denyAdView", IDR_AD_VIEW_DENY_JS); |
+ source_map_.RegisterSource("platformApp", IDR_PLATFORM_APP_JS); |
+ source_map_.RegisterSource("injectAppTitlebar", IDR_INJECT_APP_TITLEBAR_JS); |
+} |
+ |
+void Dispatcher::PopulateLazyBindingsMap() { |
+ lazy_bindings_map_["app"] = InstallAppBindings; |
+ lazy_bindings_map_["webstore"] = InstallWebstoreBindings; |
+} |
+ |
+void Dispatcher::InstallBindings(ModuleSystem* module_system, |
+ v8::Handle<v8::Context> v8_context, |
+ const std::string& api) { |
+ std::map<std::string, BindingInstaller>::const_iterator lazy_binding = |
+ lazy_bindings_map_.find(api); |
+ if (lazy_binding != lazy_bindings_map_.end()) { |
+ v8::Handle<v8::Object> global(v8_context->Global()); |
+ v8::Handle<v8::Object> chrome = |
+ global->Get(v8::String::NewFromUtf8(v8_context->GetIsolate(), "chrome")) |
+ ->ToObject(); |
+ (*lazy_binding->second)(module_system, chrome); |
+ } else { |
+ module_system->Require(api); |
+ } |
+} |
+ |
+void Dispatcher::DidCreateScriptContext( |
+ WebFrame* frame, v8::Handle<v8::Context> v8_context, int extension_group, |
+ int world_id) { |
+#if !defined(ENABLE_EXTENSIONS) |
+ return; |
+#endif |
+ |
+ std::string extension_id = GetExtensionID(frame, world_id); |
+ |
+ const Extension* extension = extensions_.GetByID(extension_id); |
+ if (!extension && !extension_id.empty()) { |
+ // There are conditions where despite a context being associated with an |
+ // extension, no extension actually gets found. Ignore "invalid" because |
+ // CSP blocks extension page loading by switching the extension ID to |
+ // "invalid". This isn't interesting. |
+ if (extension_id != "invalid") { |
+ LOG(ERROR) << "Extension \"" << extension_id << "\" not found"; |
+ RenderThread::Get()->RecordAction( |
+ UserMetricsAction("ExtensionNotFound_ED")); |
+ } |
+ |
+ extension_id = ""; |
+ } |
+ |
+ Feature::Context context_type = ClassifyJavaScriptContext( |
+ extension, |
+ extension_group, |
+ UserScriptSlave::GetDataSourceURLForFrame(frame), |
+ frame->document().securityOrigin()); |
+ |
+ ChromeV8Context* context = |
+ new ChromeV8Context(v8_context, frame, extension, context_type); |
+ v8_context_set_.Add(context); |
+ |
+ { |
+ scoped_ptr<ModuleSystem> module_system(new ModuleSystem(context, |
+ &source_map_)); |
+ context->set_module_system(module_system.Pass()); |
+ } |
+ ModuleSystem* module_system = context->module_system(); |
+ |
+ // Enable natives in startup. |
+ ModuleSystem::NativesEnabledScope natives_enabled_scope( |
+ module_system); |
+ |
+ RegisterNativeHandlers(module_system, context); |
+ |
+ module_system->RegisterNativeHandler("chrome", |
+ scoped_ptr<NativeHandler>(new ChromeNativeHandler(context))); |
+ module_system->RegisterNativeHandler("print", |
+ scoped_ptr<NativeHandler>(new PrintNativeHandler(context))); |
+ module_system->RegisterNativeHandler("lazy_background_page", |
+ scoped_ptr<NativeHandler>( |
+ new LazyBackgroundPageNativeHandler(this, context))); |
+ module_system->RegisterNativeHandler("logging", |
+ scoped_ptr<NativeHandler>(new LoggingNativeHandler(context))); |
+ module_system->RegisterNativeHandler("schema_registry", |
+ v8_schema_registry_->AsNativeHandler()); |
+ module_system->RegisterNativeHandler("v8_context", |
+ scoped_ptr<NativeHandler>(new V8ContextNativeHandler(context, this))); |
+ module_system->RegisterNativeHandler("test_features", |
+ scoped_ptr<NativeHandler>(new TestFeaturesNativeHandler(context))); |
+ module_system->RegisterNativeHandler("user_gestures", |
+ scoped_ptr<NativeHandler>(new UserGesturesNativeHandler(context))); |
+ |
+ int manifest_version = extension ? extension->manifest_version() : 1; |
+ bool send_request_disabled = |
+ (extension && Manifest::IsUnpackedLocation(extension->location()) && |
+ BackgroundInfo::HasLazyBackgroundPage(extension)); |
+ module_system->RegisterNativeHandler("process", |
+ scoped_ptr<NativeHandler>(new ProcessInfoNativeHandler( |
+ this, context, context->GetExtensionID(), |
+ context->GetContextTypeDescription(), |
+ ChromeRenderProcessObserver::is_incognito_process(), |
+ manifest_version, send_request_disabled))); |
+ |
+ // chrome.Event is part of the public API (although undocumented). Make it |
+ // lazily evalulate to Event from event_bindings.js. For extensions only |
+ // though, not all webpages! |
+ if (context->extension()) { |
+ v8::Handle<v8::Object> chrome = AsObjectOrEmpty(GetOrCreateChrome(context)); |
+ if (!chrome.IsEmpty()) |
+ module_system->SetLazyField(chrome, "Event", kEventBindings, "Event"); |
+ } |
+ |
+ AddOrRemoveBindingsForContext(context); |
+ |
+ bool is_within_platform_app = IsWithinPlatformApp(); |
+ // Inject custom JS into the platform app context. |
+ if (is_within_platform_app) { |
+ module_system->Require("platformApp"); |
+ } |
+ |
+ if (context_type == Feature::BLESSED_EXTENSION_CONTEXT && |
+ is_within_platform_app && |
+ GetCurrentChannel() <= chrome::VersionInfo::CHANNEL_DEV && |
+ CommandLine::ForCurrentProcess()->HasSwitch( |
+ ::switches::kEnableAppWindowControls)) { |
+ module_system->Require("windowControls"); |
+ } |
+ |
+ // We used to limit WebView to |BLESSED_EXTENSION_CONTEXT| within platform |
+ // apps. An ext/app runs in a blessed extension context, if it is the active |
+ // extension in the current process, in other words, if it is loaded in a top |
+ // frame. To support webview in a non-frame extension, we have to allow |
+ // unblessed extension context as well. |
+ // Note: setting up the WebView class here, not the chrome.webview API. |
+ // The API will be automatically set up when first used. |
+ if (context_type == Feature::BLESSED_EXTENSION_CONTEXT || |
+ context_type == Feature::UNBLESSED_EXTENSION_CONTEXT) { |
+ if (extension->HasAPIPermission(APIPermission::kWebView)) { |
+ module_system->Require("webView"); |
+ if (GetCurrentChannel() <= chrome::VersionInfo::CHANNEL_DEV) { |
+ module_system->Require("webViewExperimental"); |
+ } else { |
+ // TODO(asargent) We need a whitelist for webview experimental. |
+ // crbug.com/264852 |
+ std::string id_hash = base::SHA1HashString(extension->id()); |
+ std::string hexencoded_id_hash = base::HexEncode(id_hash.c_str(), |
+ id_hash.length()); |
+ if (hexencoded_id_hash == "8C3741E3AF0B93B6E8E0DDD499BB0B74839EA578" || |
+ hexencoded_id_hash == "E703483CEF33DEC18B4B6DD84B5C776FB9182BDB" || |
+ hexencoded_id_hash == "1A26E32DE447A17CBE5E9750CDBA78F58539B39C" || |
+ hexencoded_id_hash == "59048028102D7B4C681DBC7BC6CD980C3DC66DA3") { |
+ module_system->Require("webViewExperimental"); |
+ } |
+ } |
+ } else { |
+ module_system->Require("denyWebView"); |
+ } |
+ } |
+ |
+ // Same comment as above for <adview> tag. |
+ if (context_type == Feature::BLESSED_EXTENSION_CONTEXT && |
+ is_within_platform_app) { |
+ if (CommandLine::ForCurrentProcess()->HasSwitch( |
+ ::switches::kEnableAdview)) { |
+ if (extension->HasAPIPermission(APIPermission::kAdView)) { |
+ module_system->Require("adView"); |
+ } else { |
+ module_system->Require("denyAdView"); |
+ } |
+ } |
+ } |
+ |
+ VLOG(1) << "Num tracked contexts: " << v8_context_set_.size(); |
+} |
+ |
+std::string Dispatcher::GetExtensionID(const WebFrame* frame, int world_id) { |
+ if (world_id != 0) { |
+ // Isolated worlds (content script). |
+ return user_script_slave_->GetExtensionIdForIsolatedWorld(world_id); |
+ } |
+ |
+ // TODO(kalman): Delete this check. |
+ if (frame->document().securityOrigin().isUnique()) |
+ return std::string(); |
+ |
+ // Extension pages (chrome-extension:// URLs). |
+ GURL frame_url = UserScriptSlave::GetDataSourceURLForFrame(frame); |
+ return extensions_.GetExtensionOrAppIDByURL(frame_url); |
+} |
+ |
+bool Dispatcher::IsWithinPlatformApp() { |
+ for (std::set<std::string>::iterator iter = active_extension_ids_.begin(); |
+ iter != active_extension_ids_.end(); ++iter) { |
+ const Extension* extension = extensions_.GetByID(*iter); |
+ if (extension && extension->is_platform_app()) |
+ return true; |
+ } |
+ return false; |
+} |
+ |
+void Dispatcher::WillReleaseScriptContext( |
+ WebFrame* frame, v8::Handle<v8::Context> v8_context, int world_id) { |
+ ChromeV8Context* context = v8_context_set_.GetByV8Context(v8_context); |
+ if (!context) |
+ return; |
+ |
+ // If the V8 context has an OOM exception, javascript execution has been |
+ // stopped, so dispatching an onUnload event is pointless. |
+ if (!v8_context->HasOutOfMemoryException()) |
+ context->DispatchOnUnloadEvent(); |
+ // TODO(kalman): add an invalidation observer interface to ChromeV8Context. |
+ request_sender_->InvalidateSource(context); |
+ |
+ v8_context_set_.Remove(context); |
+ VLOG(1) << "Num tracked contexts: " << v8_context_set_.size(); |
+} |
+ |
+void Dispatcher::DidCreateDocumentElement(blink::WebFrame* frame) { |
+ if (frame->document().isNull()) |
+ return; |
+ |
+ if (IsWithinPlatformApp()) { |
+ // WebKit doesn't let us define an additional user agent stylesheet, so we |
+ // insert the default platform app stylesheet into all documents that are |
+ // loaded in each app. |
+ std::string stylesheet = |
+ ResourceBundle::GetSharedInstance(). |
+ GetRawDataResource(IDR_PLATFORM_APP_CSS).as_string(); |
+ ReplaceFirstSubstringAfterOffset(&stylesheet, 0, |
+ "$FONTFAMILY", system_font_family_); |
+ ReplaceFirstSubstringAfterOffset(&stylesheet, 0, |
+ "$FONTSIZE", system_font_size_); |
+ frame->document().insertStyleSheet(WebString::fromUTF8(stylesheet)); |
+ } |
+ |
+ content_watcher_->DidCreateDocumentElement(frame); |
+} |
+ |
+void Dispatcher::DidMatchCSS( |
+ blink::WebFrame* frame, |
+ const blink::WebVector<blink::WebString>& newly_matching_selectors, |
+ const blink::WebVector<blink::WebString>& stopped_matching_selectors) { |
+ content_watcher_->DidMatchCSS( |
+ frame, newly_matching_selectors, stopped_matching_selectors); |
+} |
+ |
+ |
+void Dispatcher::OnActivateExtension(const std::string& extension_id) { |
+ const Extension* extension = extensions_.GetByID(extension_id); |
+ if (!extension) { |
+ // Extension was activated but was never loaded. This probably means that |
+ // the renderer failed to load it (or the browser failed to tell us when it |
+ // did). Failures shouldn't happen, but instead of crashing there (which |
+ // executes on all renderers) be conservative and only crash in the renderer |
+ // of the extension which failed to load; this one. |
+ std::string& error = extension_load_errors_[extension_id]; |
+ char minidump[256]; |
+ base::debug::Alias(&minidump); |
+ base::snprintf(minidump, arraysize(minidump), |
+ "e::dispatcher:%s:%s", extension_id.c_str(), error.c_str()); |
+ CHECK(extension) << extension_id << " was never loaded: " << error; |
+ } |
+ |
+ active_extension_ids_.insert(extension_id); |
+ |
+ // This is called when starting a new extension page, so start the idle |
+ // handler ticking. |
+ RenderThread::Get()->ScheduleIdleHandler(kInitialExtensionIdleHandlerDelayMs); |
+ |
+ UpdateActiveExtensions(); |
+ |
+ if (is_webkit_initialized_) { |
+ InitOriginPermissions(extension); |
+ DOMActivityLogger::AttachToWorld(DOMActivityLogger::kMainWorldId, |
+ extension_id); |
+ } |
+} |
+ |
+void Dispatcher::InitOriginPermissions(const Extension* extension) { |
+ // TODO(jstritar): We should try to remove this special case. Also, these |
+ // whitelist entries need to be updated when the kManagement permission |
+ // changes. |
+ if (extension->HasAPIPermission(APIPermission::kManagement)) { |
+ WebSecurityPolicy::addOriginAccessWhitelistEntry( |
+ extension->url(), |
+ WebString::fromUTF8(content::kChromeUIScheme), |
+ WebString::fromUTF8(chrome::kChromeUIExtensionIconHost), |
+ false); |
+ } |
+ |
+ AddOrRemoveOriginPermissions( |
+ UpdatedExtensionPermissionsInfo::ADDED, |
+ extension, |
+ extension->GetActivePermissions()->explicit_hosts()); |
+} |
+ |
+void Dispatcher::AddOrRemoveOriginPermissions( |
+ UpdatedExtensionPermissionsInfo::Reason reason, |
+ const Extension* extension, |
+ const URLPatternSet& origins) { |
+ for (URLPatternSet::const_iterator i = origins.begin(); |
+ i != origins.end(); ++i) { |
+ const char* schemes[] = { |
+ content::kHttpScheme, |
+ content::kHttpsScheme, |
+ content::kFileScheme, |
+ content::kChromeUIScheme, |
+ }; |
+ for (size_t j = 0; j < arraysize(schemes); ++j) { |
+ if (i->MatchesScheme(schemes[j])) { |
+ ((reason == UpdatedExtensionPermissionsInfo::REMOVED) ? |
+ WebSecurityPolicy::removeOriginAccessWhitelistEntry : |
+ WebSecurityPolicy::addOriginAccessWhitelistEntry)( |
+ extension->url(), |
+ WebString::fromUTF8(schemes[j]), |
+ WebString::fromUTF8(i->host()), |
+ i->match_subdomains()); |
+ } |
+ } |
+ } |
+} |
+ |
+void Dispatcher::EnableCustomElementWhiteList() { |
+ blink::WebCustomElement::addEmbedderCustomElementName("webview"); |
+ // TODO(fsamuel): Add <adview> to the whitelist once it has been converted |
+ // into a custom element. |
+ blink::WebCustomElement::addEmbedderCustomElementName("browser-plugin"); |
+} |
+ |
+void Dispatcher::AddOrRemoveBindings(const std::string& extension_id) { |
+ v8_context_set().ForEach( |
+ extension_id, |
+ NULL, // all render views |
+ base::Bind(&Dispatcher::AddOrRemoveBindingsForContext, |
+ base::Unretained(this))); |
+} |
+ |
+void Dispatcher::OnUpdatePermissions( |
+ const ExtensionMsg_UpdatePermissions_Params& params) { |
+ int reason_id = params.reason_id; |
+ const std::string& extension_id = params.extension_id; |
+ const APIPermissionSet& apis = params.apis; |
+ const ManifestPermissionSet& manifest_permissions = |
+ params.manifest_permissions; |
+ const URLPatternSet& explicit_hosts = params.explicit_hosts; |
+ const URLPatternSet& scriptable_hosts = params.scriptable_hosts; |
+ |
+ const Extension* extension = extensions_.GetByID(extension_id); |
+ if (!extension) |
+ return; |
+ |
+ scoped_refptr<const PermissionSet> delta = |
+ new PermissionSet(apis, manifest_permissions, |
+ explicit_hosts, scriptable_hosts); |
+ scoped_refptr<const PermissionSet> old_active = |
+ extension->GetActivePermissions(); |
+ UpdatedExtensionPermissionsInfo::Reason reason = |
+ static_cast<UpdatedExtensionPermissionsInfo::Reason>(reason_id); |
+ |
+ const PermissionSet* new_active = NULL; |
+ switch (reason) { |
+ case UpdatedExtensionPermissionsInfo::ADDED: |
+ new_active = PermissionSet::CreateUnion(old_active.get(), delta.get()); |
+ break; |
+ case UpdatedExtensionPermissionsInfo::REMOVED: |
+ new_active = |
+ PermissionSet::CreateDifference(old_active.get(), delta.get()); |
+ break; |
+ } |
+ |
+ PermissionsData::SetActivePermissions(extension, new_active); |
+ AddOrRemoveOriginPermissions(reason, extension, explicit_hosts); |
+ AddOrRemoveBindings(extension->id()); |
+} |
+ |
+void Dispatcher::OnUpdateTabSpecificPermissions( |
+ int page_id, |
+ int tab_id, |
+ const std::string& extension_id, |
+ const URLPatternSet& origin_set) { |
+ RenderView* view = TabFinder::Find(tab_id); |
+ |
+ // For now, the message should only be sent to the render view that contains |
+ // the target tab. This may change. Either way, if this is the target tab it |
+ // gives us the chance to check against the page ID to avoid races. |
+ DCHECK(view); |
+ if (view && view->GetPageId() != page_id) |
+ return; |
+ |
+ const Extension* extension = extensions_.GetByID(extension_id); |
+ if (!extension) |
+ return; |
+ |
+ PermissionsData::UpdateTabSpecificPermissions( |
+ extension, |
+ tab_id, |
+ new PermissionSet(APIPermissionSet(), ManifestPermissionSet(), |
+ origin_set, URLPatternSet())); |
+} |
+ |
+void Dispatcher::OnClearTabSpecificPermissions( |
+ int tab_id, |
+ const std::vector<std::string>& extension_ids) { |
+ for (std::vector<std::string>::const_iterator it = extension_ids.begin(); |
+ it != extension_ids.end(); ++it) { |
+ const Extension* extension = extensions_.GetByID(*it); |
+ if (extension) |
+ PermissionsData::ClearTabSpecificPermissions(extension, tab_id); |
+ } |
+} |
+ |
+void Dispatcher::OnUpdateUserScripts( |
+ base::SharedMemoryHandle scripts) { |
+ DCHECK(base::SharedMemory::IsHandleValid(scripts)) << "Bad scripts handle"; |
+ user_script_slave_->UpdateScripts(scripts); |
+ UpdateActiveExtensions(); |
+} |
+ |
+void Dispatcher::UpdateActiveExtensions() { |
+ // In single-process mode, the browser process reports the active extensions. |
+ if (CommandLine::ForCurrentProcess()->HasSwitch(::switches::kSingleProcess)) |
+ return; |
+ |
+ std::set<std::string> active_extensions = active_extension_ids_; |
+ user_script_slave_->GetActiveExtensions(&active_extensions); |
+ crash_keys::SetActiveExtensions(active_extensions); |
+} |
+ |
+void Dispatcher::OnUsingWebRequestAPI( |
+ bool adblock, bool adblock_plus, bool other) { |
+ webrequest_adblock_ = adblock; |
+ webrequest_adblock_plus_ = adblock_plus; |
+ webrequest_other_ = other; |
+} |
+ |
+void Dispatcher::OnShouldSuspend(const std::string& extension_id, |
+ int sequence_id) { |
+ RenderThread::Get()->Send( |
+ new ExtensionHostMsg_ShouldSuspendAck(extension_id, sequence_id)); |
+} |
+ |
+void Dispatcher::OnSuspend(const std::string& extension_id) { |
+ // Dispatch the suspend event. This doesn't go through the standard event |
+ // dispatch machinery because it requires special handling. We need to let |
+ // the browser know when we are starting and stopping the event dispatch, so |
+ // that it still considers the extension idle despite any activity the suspend |
+ // event creates. |
+ DispatchEvent(extension_id, kOnSuspendEvent); |
+ RenderThread::Get()->Send(new ExtensionHostMsg_SuspendAck(extension_id)); |
+} |
+ |
+void Dispatcher::OnCancelSuspend(const std::string& extension_id) { |
+ DispatchEvent(extension_id, kOnSuspendCanceledEvent); |
+} |
+ |
+// TODO(kalman): This is checking for the wrong thing, it should be checking if |
+// the frame's security origin is unique. The extension sandbox directive is |
+// checked for in extensions/common/manifest_handlers/csp_info.cc. |
+bool Dispatcher::IsSandboxedPage(const GURL& url) const { |
+ if (url.SchemeIs(kExtensionScheme)) { |
+ const Extension* extension = extensions_.GetByID(url.host()); |
+ if (extension) { |
+ return SandboxedPageInfo::IsSandboxedPage(extension, url.path()); |
+ } |
+ } |
+ return false; |
+} |
+ |
+Feature::Context Dispatcher::ClassifyJavaScriptContext( |
+ const Extension* extension, |
+ int extension_group, |
+ const GURL& url, |
+ const blink::WebSecurityOrigin& origin) { |
+ DCHECK_GE(extension_group, 0); |
+ if (extension_group == EXTENSION_GROUP_CONTENT_SCRIPTS) { |
+ return extension ? // TODO(kalman): when does this happen? |
+ Feature::CONTENT_SCRIPT_CONTEXT : Feature::UNSPECIFIED_CONTEXT; |
+ } |
+ |
+ // We have an explicit check for sandboxed pages before checking whether the |
+ // extension is active in this process because: |
+ // 1. Sandboxed pages run in the same process as regular extension pages, so |
+ // the extension is considered active. |
+ // 2. ScriptContext creation (which triggers bindings injection) happens |
+ // before the SecurityContext is updated with the sandbox flags (after |
+ // reading the CSP header), so the caller can't check if the context's |
+ // security origin is unique yet. |
+ if (IsSandboxedPage(url)) |
+ return Feature::WEB_PAGE_CONTEXT; |
+ |
+ if (extension && IsExtensionActive(extension->id())) { |
+ // |extension| is active in this process, but it could be either a true |
+ // extension process or within the extent of a hosted app. In the latter |
+ // case this would usually be considered a (blessed) web page context, |
+ // unless the extension in question is a component extension, in which case |
+ // we cheat and call it blessed. |
+ return (extension->is_hosted_app() && |
+ extension->location() != Manifest::COMPONENT) ? |
+ Feature::BLESSED_WEB_PAGE_CONTEXT : Feature::BLESSED_EXTENSION_CONTEXT; |
+ } |
+ |
+ // TODO(kalman): This isUnique() check is wrong, it should be performed as |
+ // part of IsSandboxedPage(). |
+ if (!origin.isUnique() && extensions_.ExtensionBindingsAllowed(url)) { |
+ if (!extension) // TODO(kalman): when does this happen? |
+ return Feature::UNSPECIFIED_CONTEXT; |
+ return extension->is_hosted_app() ? |
+ Feature::BLESSED_WEB_PAGE_CONTEXT : |
+ Feature::UNBLESSED_EXTENSION_CONTEXT; |
+ } |
+ |
+ if (url.is_valid()) |
+ return Feature::WEB_PAGE_CONTEXT; |
+ |
+ return Feature::UNSPECIFIED_CONTEXT; |
+} |
+ |
+void Dispatcher::OnExtensionResponse(int request_id, |
+ bool success, |
+ const base::ListValue& response, |
+ const std::string& error) { |
+ request_sender_->HandleResponse(request_id, success, response, error); |
+} |
+ |
+bool Dispatcher::CheckContextAccessToExtensionAPI( |
+ const std::string& function_name, ChromeV8Context* context) const { |
+ if (!context) { |
+ DLOG(ERROR) << "Not in a v8::Context"; |
+ return false; |
+ } |
+ |
+ if (!context->extension()) { |
+ context->isolate()->ThrowException(v8::Exception::Error( |
+ v8::String::NewFromUtf8(context->isolate(), "Not in an extension."))); |
+ return false; |
+ } |
+ |
+ // Theoretically we could end up with bindings being injected into sandboxed |
+ // frames, for example content scripts. Don't let them execute API functions. |
+ blink::WebFrame* frame = context->web_frame(); |
+ if (IsSandboxedPage(UserScriptSlave::GetDataSourceURLForFrame(frame))) { |
+ static const char kMessage[] = |
+ "%s cannot be used within a sandboxed frame."; |
+ std::string error_msg = base::StringPrintf(kMessage, function_name.c_str()); |
+ context->isolate()->ThrowException(v8::Exception::Error( |
+ v8::String::NewFromUtf8(context->isolate(), error_msg.c_str()))); |
+ return false; |
+ } |
+ |
+ Feature::Availability availability = context->GetAvailability(function_name); |
+ if (!availability.is_available()) { |
+ context->isolate()->ThrowException( |
+ v8::Exception::Error(v8::String::NewFromUtf8( |
+ context->isolate(), availability.message().c_str()))); |
+ } |
+ |
+ return availability.is_available(); |
+} |
+ |
+void Dispatcher::DispatchEvent(const std::string& extension_id, |
+ const std::string& event_name) const { |
+ base::ListValue args; |
+ args.Set(0, new base::StringValue(event_name)); |
+ args.Set(1, new base::ListValue()); |
+ |
+ // Needed for Windows compilation, since kEventBindings is declared extern. |
+ const char* local_event_bindings = kEventBindings; |
+ v8_context_set_.ForEach( |
+ extension_id, |
+ NULL, // all render views |
+ base::Bind(&CallModuleMethod, |
+ local_event_bindings, |
+ kEventDispatchFunction, |
+ &args)); |
+} |
+ |
+void Dispatcher::InvokeModuleSystemMethod( |
+ content::RenderView* render_view, |
+ const std::string& extension_id, |
+ const std::string& module_name, |
+ const std::string& function_name, |
+ const base::ListValue& args, |
+ bool user_gesture) { |
+ scoped_ptr<WebScopedUserGesture> web_user_gesture; |
+ if (user_gesture) |
+ web_user_gesture.reset(new WebScopedUserGesture); |
+ |
+ v8_context_set_.ForEach( |
+ extension_id, |
+ render_view, |
+ base::Bind(&CallModuleMethod, module_name, function_name, &args)); |
+ |
+ // Reset the idle handler each time there's any activity like event or message |
+ // dispatch, for which Invoke is the chokepoint. |
+ if (is_extension_process_) { |
+ RenderThread::Get()->ScheduleIdleHandler( |
+ kInitialExtensionIdleHandlerDelayMs); |
+ } |
+ |
+ // Tell the browser process when an event has been dispatched with a lazy |
+ // background page active. |
+ const Extension* extension = extensions_.GetByID(extension_id); |
+ if (extension && BackgroundInfo::HasLazyBackgroundPage(extension) && |
+ module_name == kEventBindings && |
+ function_name == kEventDispatchFunction) { |
+ RenderView* background_view = |
+ ExtensionHelper::GetBackgroundPage(extension_id); |
+ if (background_view) { |
+ background_view->Send(new ExtensionHostMsg_EventAck( |
+ background_view->GetRoutingID())); |
+ } |
+ } |
+} |
+ |
+void Dispatcher::ClearPortData(int port_id) { |
+ // Only the target port side has entries in |port_to_tab_id_map_|. If |
+ // |port_id| is a source port, std::map::erase() will just silently fail |
+ // here as a no-op. |
+ port_to_tab_id_map_.erase(port_id); |
+} |
+ |
+} // namespace extensions |