| // Copyright 2014 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/runtime_custom_bindings.h" |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| |
| #include "base/bind.h" |
| #include "base/values.h" |
| #include "content/public/child/v8_value_converter.h" |
| #include "content/public/renderer/render_frame.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/extension_messages.h" |
| #include "extensions/common/manifest.h" |
| #include "extensions/renderer/extension_frame_helper.h" |
| #include "extensions/renderer/script_context.h" |
| #include "third_party/WebKit/public/web/WebLocalFrame.h" |
| |
| namespace extensions { |
| |
| RuntimeCustomBindings::RuntimeCustomBindings(ScriptContext* context) |
| : ObjectBackedNativeHandler(context) { |
| RouteFunction( |
| "GetManifest", |
| base::Bind(&RuntimeCustomBindings::GetManifest, base::Unretained(this))); |
| RouteFunction("GetExtensionViews", |
| base::Bind(&RuntimeCustomBindings::GetExtensionViews, |
| base::Unretained(this))); |
| } |
| |
| RuntimeCustomBindings::~RuntimeCustomBindings() { |
| } |
| |
| void RuntimeCustomBindings::GetManifest( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK(context()->extension()); |
| |
| args.GetReturnValue().Set(content::V8ValueConverter::Create()->ToV8Value( |
| context()->extension()->manifest()->value(), context()->v8_context())); |
| } |
| |
| void RuntimeCustomBindings::GetExtensionViews( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK_EQ(args.Length(), 3); |
| CHECK(args[0]->IsInt32()); |
| CHECK(args[1]->IsInt32()); |
| CHECK(args[2]->IsString()); |
| |
| // |browser_window_id| == extension_misc::kUnknownWindowId means getting |
| // all views for the current extension. |
| int browser_window_id = args[0]->Int32Value(); |
| int tab_id = args[1]->Int32Value(); |
| |
| std::string view_type_string = |
| base::ToUpperASCII(*v8::String::Utf8Value(args[2])); |
| // |view_type| == VIEW_TYPE_INVALID means getting any type of |
| // views. |
| ViewType view_type = VIEW_TYPE_INVALID; |
| if (view_type_string == kViewTypeBackgroundPage) { |
| view_type = VIEW_TYPE_EXTENSION_BACKGROUND_PAGE; |
| } else if (view_type_string == kViewTypeTabContents) { |
| view_type = VIEW_TYPE_TAB_CONTENTS; |
| } else if (view_type_string == kViewTypePopup) { |
| view_type = VIEW_TYPE_EXTENSION_POPUP; |
| } else if (view_type_string == kViewTypeExtensionDialog) { |
| view_type = VIEW_TYPE_EXTENSION_DIALOG; |
| } else if (view_type_string == kViewTypeAppWindow) { |
| view_type = VIEW_TYPE_APP_WINDOW; |
| } else if (view_type_string == kViewTypeLauncherPage) { |
| view_type = VIEW_TYPE_LAUNCHER_PAGE; |
| } else if (view_type_string == kViewTypePanel) { |
| view_type = VIEW_TYPE_PANEL; |
| } else { |
| CHECK_EQ(view_type_string, kViewTypeAll); |
| } |
| |
| const std::string& extension_id = context()->GetExtensionID(); |
| if (extension_id.empty()) |
| return; |
| |
| std::vector<content::RenderFrame*> frames = |
| ExtensionFrameHelper::GetExtensionFrames(extension_id, browser_window_id, |
| tab_id, view_type); |
| v8::Local<v8::Context> v8_context = args.GetIsolate()->GetCurrentContext(); |
| v8::Local<v8::Array> v8_views = v8::Array::New(args.GetIsolate()); |
| int v8_index = 0; |
| for (content::RenderFrame* frame : frames) { |
| // We filter out iframes here. GetExtensionViews should only return the |
| // main views, not any subframes. (Returning subframes can cause broken |
| // behavior by treating an app window's iframe as its main frame, and maybe |
| // other nastiness). |
| blink::WebLocalFrame* web_frame = frame->GetWebFrame(); |
| if (web_frame->Top() != web_frame) |
| continue; |
| |
| if (!blink::WebFrame::ScriptCanAccess(web_frame)) |
| continue; |
| |
| v8::Local<v8::Context> context = web_frame->MainWorldScriptContext(); |
| if (!context.IsEmpty()) { |
| v8::Local<v8::Value> window = context->Global(); |
| CHECK(!window.IsEmpty()); |
| v8::Maybe<bool> maybe = |
| v8_views->CreateDataProperty(v8_context, v8_index++, window); |
| CHECK(maybe.IsJust() && maybe.FromJust()); |
| } |
| } |
| |
| args.GetReturnValue().Set(v8_views); |
| } |
| |
| } // namespace extensions |