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      1 // Copyright 2013 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/browser/ui/webui/sync_file_system_internals/file_metadata_handler.h"
      6 
      7 #include <map>
      8 
      9 #include "base/bind.h"
     10 #include "base/bind_helpers.h"
     11 #include "base/values.h"
     12 #include "chrome/browser/extensions/api/sync_file_system/sync_file_system_api_helpers.h"
     13 #include "chrome/browser/profiles/profile.h"
     14 #include "chrome/browser/sync_file_system/sync_file_system_service.h"
     15 #include "chrome/browser/sync_file_system/sync_file_system_service_factory.h"
     16 #include "chrome/browser/ui/webui/sync_file_system_internals/extension_statuses_handler.h"
     17 #include "content/public/browser/web_ui.h"
     18 #include "content/public/browser/web_ui_data_source.h"
     19 #include "extensions/common/extension.h"
     20 
     21 using sync_file_system::RemoteFileSyncService;
     22 using sync_file_system::SyncFileSystemServiceFactory;
     23 using sync_file_system::SyncServiceState;
     24 
     25 namespace syncfs_internals {
     26 
     27 FileMetadataHandler::FileMetadataHandler(Profile* profile)
     28     : profile_(profile),
     29       weak_factory_(this) {}
     30 
     31 FileMetadataHandler::~FileMetadataHandler() {}
     32 
     33 void FileMetadataHandler::RegisterMessages() {
     34   web_ui()->RegisterMessageCallback(
     35       "getExtensions",
     36       base::Bind(&FileMetadataHandler::GetExtensions,
     37                  base::Unretained(this)));
     38   web_ui()->RegisterMessageCallback(
     39       "getFileMetadata",
     40       base::Bind(&FileMetadataHandler::GetFileMetadata,
     41                  base::Unretained(this)));
     42 }
     43 
     44 void FileMetadataHandler::GetFileMetadata(
     45     const base::ListValue* args) {
     46   std::string extension_id;
     47   if (!args->GetString(0, &extension_id) || extension_id.empty()) {
     48     LOG(WARNING) << "GetFileMetadata() Extension ID wasn't given";
     49     return;
     50   }
     51 
     52   // Extension ID from JS is just the host. Need to reformat it to chrome
     53   // extension type GURL.
     54   const GURL origin = extensions::Extension::GetBaseURLFromExtensionId(
     55       extension_id);
     56 
     57   // Get all metadata for the one specific origin.
     58   sync_file_system::SyncFileSystemService* sync_service =
     59       SyncFileSystemServiceFactory::GetForProfile(profile_);
     60   if (!sync_service)
     61     return;
     62   sync_service->DumpFiles(origin,
     63                           base::Bind(&FileMetadataHandler::DidGetFileMetadata,
     64                                      weak_factory_.GetWeakPtr()));
     65 }
     66 
     67 void FileMetadataHandler::GetExtensions(const base::ListValue* args) {
     68   DCHECK(args);
     69   ExtensionStatusesHandler::GetExtensionStatusesAsDictionary(
     70       profile_,
     71       base::Bind(&FileMetadataHandler::DidGetExtensions,
     72                  weak_factory_.GetWeakPtr()));
     73 }
     74 
     75 void FileMetadataHandler::DidGetExtensions(const base::ListValue& list) {
     76   web_ui()->CallJavascriptFunction("FileMetadata.onGetExtensions", list);
     77 }
     78 
     79 void FileMetadataHandler::DidGetFileMetadata(const base::ListValue& files) {
     80   web_ui()->CallJavascriptFunction("FileMetadata.onGetFileMetadata", files);
     81 }
     82 
     83 }  // namespace syncfs_internals
     84