src/chrome/renderer/extensions/file_browser_private_custom_bindings.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/renderer/extensions/file_browser_private_custom_bindings.h"
   6
   7 #include <string>
   8
   9 #include "base/basictypes.h"
  10 #include "base/logging.h"
  11 #include "chrome/renderer/extensions/chrome_v8_context.h"
  12 #include "extensions/renderer/script_context.h"
  13 #include "third_party/WebKit/public/platform/WebString.h"
  14 #include "third_party/WebKit/public/web/WebDOMFileSystem.h"
  15 #include "third_party/WebKit/public/web/WebLocalFrame.h"
  16
  17 namespace extensions {
  18
  19 FileBrowserPrivateCustomBindings::FileBrowserPrivateCustomBindings(
  20     ScriptContext* context)
  21     : ObjectBackedNativeHandler(context) {
  22   RouteFunction(
  23       "GetFileSystem",
  24        base::Bind(&FileBrowserPrivateCustomBindings::GetFileSystem,
  25                   base::Unretained(this)));
  26 }
  27
  28 void FileBrowserPrivateCustomBindings::GetFileSystem(
  29     const v8::FunctionCallbackInfo<v8::Value>& args) {
  30   DCHECK(args.Length() == 2);
  31   DCHECK(args[0]->IsString());
  32   DCHECK(args[1]->IsString());
  33   std::string name(*v8::String::Utf8Value(args[0]));
  34   std::string root_url(*v8::String::Utf8Value(args[1]));
  35
  36   blink::WebLocalFrame* webframe =
  37       blink::WebLocalFrame::frameForContext(context()->v8_context());
  38   DCHECK(webframe);
  39   args.GetReturnValue().Set(
  40       blink::WebDOMFileSystem::create(webframe,
  41                                       blink::WebFileSystemTypeExternal,
  42                                       blink::WebString::fromUTF8(name),
  43                                       GURL(root_url))
  44           .toV8Value(args.Holder(), args.GetIsolate()));
  45 }
  46
  47 }  // namespace extensions