gdata: Add GDataDirectoryService::GetEntryInfoByResourceId()

chrome/browser/chromeos/gdata/gdata_directory_service.cc

 // 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/browser/chromeos/gdata/gdata_directory_service.h"
 
 #include <leveldb/db.h>
 #include <utility>
 
 #include "base/message_loop_proxy.h"
@@ skipping 308 matching lines @@
   return iter == resource_map_.end() ? NULL : iter->second;
 }
 
 void GDataDirectoryService::GetEntryByResourceIdAsync(
     const std::string& resource_id,
     const GetEntryByResourceIdCallback& callback) {
   GDataEntry* entry = GetEntryByResourceId(resource_id);
   callback.Run(entry);
 }
 
+void GDataDirectoryService::GetEntryInfoByResourceId(
+      const std::string& resource_id,
+      const GetEntryInfoCallback& callback) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(!callback.is_null());
+
+  scoped_ptr<GDataEntryProto> entry_proto;
+  GDataFileError error = GDATA_FILE_ERROR_FAILED;
+
+  GDataEntry* entry = GetEntryByResourceId(resource_id);
+  if (entry) {
+    entry_proto.reset(new GDataEntryProto);
+    entry->ToProtoFull(entry_proto.get());
+    error = GDATA_FILE_OK;
+  } else {
+    error = GDATA_FILE_ERROR_NOT_FOUND;
+  }
+
+  base::MessageLoopProxy::current()->PostTask(
+      FROM_HERE,
+      base::Bind(callback, error, base::Passed(&entry_proto)));
+}
+
 void GDataDirectoryService::GetEntryInfoByPath(
     const FilePath& path,
     const GetEntryInfoCallback& callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!callback.is_null());
 
   scoped_ptr<GDataEntryProto> entry_proto;
   GDataFileError error = GDATA_FILE_ERROR_FAILED;
 
   GDataEntry* entry = FindEntryByPathSync(path);
@@ skipping 381 matching lines @@
   DCHECK(result.get());
 
   result->second.path = second_path;
   result->second.error = error;
   result->second.proto = entry_proto.Pass();
 
   callback.Run(result.Pass());
 }
 
 }  // namespace gdata