| // 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 "extensions/renderer/app_window_custom_bindings.h" |
| |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "content/public/renderer/render_frame.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/extension_messages.h" |
| #include "extensions/common/switches.h" |
| #include "extensions/grit/extensions_renderer_resources.h" |
| #include "extensions/renderer/script_context.h" |
| #include "third_party/blink/public/web/web_document_loader.h" |
| #include "third_party/blink/public/web/web_local_frame.h" |
| #include "third_party/blink/public/web/web_view.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "v8/include/v8.h" |
| |
| namespace extensions { |
| |
| AppWindowCustomBindings::AppWindowCustomBindings(ScriptContext* context) |
| : ObjectBackedNativeHandler(context) {} |
| |
| void AppWindowCustomBindings::AddRoutes() { |
| RouteHandlerFunction("GetFrame", |
| base::BindRepeating(&AppWindowCustomBindings::GetFrame, |
| base::Unretained(this))); |
| RouteHandlerFunction( |
| "ResumeParser", |
| base::BindRepeating(&AppWindowCustomBindings::ResumeParser, |
| base::Unretained(this))); |
| } |
| |
| void AppWindowCustomBindings::GetFrame( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| // TODO(jeremya): convert this to IDL nocompile to get validation, and turn |
| // these argument checks into CHECK(). |
| if (args.Length() != 2) |
| return; |
| |
| if (!args[0]->IsInt32() || !args[1]->IsBoolean()) |
| return; |
| |
| int frame_id = args[0].As<v8::Int32>()->Value(); |
| bool notify_browser = args[1].As<v8::Boolean>()->Value(); |
| |
| if (frame_id == MSG_ROUTING_NONE) |
| return; |
| |
| content::RenderFrame* app_frame = |
| content::RenderFrame::FromRoutingID(frame_id); |
| if (!app_frame) |
| return; |
| |
| if (notify_browser) { |
| app_frame->Send( |
| new ExtensionHostMsg_AppWindowReady(app_frame->GetRoutingID())); |
| } |
| |
| v8::Local<v8::Value> window = |
| app_frame->GetWebFrame()->MainWorldScriptContext()->Global(); |
| |
| // If the new window loads a sandboxed page and has started loading its |
| // document, its security origin is unique and the background script is not |
| // allowed accessing its window. |
| v8::Local<v8::Context> caller_context = |
| args.GetIsolate()->GetCurrentContext(); |
| if (!ContextCanAccessObject(caller_context, |
| v8::Local<v8::Object>::Cast(window), true)) { |
| return; |
| } |
| |
| args.GetReturnValue().Set(window); |
| } |
| |
| void AppWindowCustomBindings::ResumeParser( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| if (args.Length() != 1 || !args[0]->IsInt32()) { |
| NOTREACHED(); |
| return; |
| } |
| |
| int frame_id = args[0].As<v8::Int32>()->Value(); |
| content::RenderFrame* app_frame = |
| content::RenderFrame::FromRoutingID(frame_id); |
| if (!app_frame) { |
| NOTREACHED(); |
| return; |
| } |
| |
| // The current DocumentLoader hasn't parsed any data, but it may have started |
| // reading it. So it may be in the 'provisional' state or not. |
| blink::WebDocumentLoader* loader = |
| app_frame->GetWebFrame()->GetProvisionalDocumentLoader() |
| ? app_frame->GetWebFrame()->GetProvisionalDocumentLoader() |
| : app_frame->GetWebFrame()->GetDocumentLoader(); |
| |
| if (!loader) { |
| NOTREACHED(); |
| return; |
| } |
| |
| loader->ResumeParser(); |
| } |
| |
| } // namespace extensions |