chrome/renderer/extensions/sync_file_system_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/sync_file_system_custom_bindings.h"
   6
   7 #include <string>
   8
   9 #include "extensions/renderer/script_context.h"
  10 #include "storage/common/fileapi/file_system_util.h"
  11 #include "third_party/WebKit/public/web/WebDOMFileSystem.h"
  12 #include "third_party/WebKit/public/web/WebLocalFrame.h"
  13 #include "v8/include/v8.h"
  14
  15 namespace extensions {
  16
  17 SyncFileSystemCustomBindings::SyncFileSystemCustomBindings(
  18     ScriptContext* context)
  19     : ObjectBackedNativeHandler(context) {
  20   RouteFunction(
  21       "GetSyncFileSystemObject",
  22       base::Bind(&SyncFileSystemCustomBindings::GetSyncFileSystemObject,
  23                  base::Unretained(this)));
  24 }
  25
  26 void SyncFileSystemCustomBindings::GetSyncFileSystemObject(
  27     const v8::FunctionCallbackInfo<v8::Value>& args) {
  28   if (args.Length() != 2) {
  29     NOTREACHED();
  30     return;
  31   }
  32   if (!args[0]->IsString()) {
  33     NOTREACHED();
  34     return;
  35   }
  36   if (!args[1]->IsString()) {
  37     NOTREACHED();
  38     return;
  39   }
  40
  41   std::string name(*v8::String::Utf8Value(args[0]));
  42   if (name.empty()) {
  43     NOTREACHED();
  44     return;
  45   }
  46   std::string root_url(*v8::String::Utf8Value(args[1]));
  47   if (root_url.empty()) {
  48     NOTREACHED();
  49     return;
  50   }
  51
  52   blink::WebLocalFrame* webframe =
  53       blink::WebLocalFrame::frameForContext(context()->v8_context());
  54   args.GetReturnValue().Set(
  55       blink::WebDOMFileSystem::create(webframe,
  56                                       blink::WebFileSystemTypeExternal,
  57                                       blink::WebString::fromUTF8(name),
  58                                       GURL(root_url))
  59           .toV8Value(args.Holder(), args.GetIsolate()));
  60 }
  61
  62 }  // namespace extensions