chrome/utility/extensions/extensions_handler.cc

   1 // Copyright 2014 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/utility/extensions/extensions_handler.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/path_service.h"
   9 #include "chrome/common/chrome_utility_messages.h"
  10 #include "chrome/common/extensions/chrome_extensions_client.h"
  11 #include "chrome/common/extensions/chrome_utility_extensions_messages.h"
  12 #include "chrome/common/media_galleries/metadata_types.h"
  13 #include "chrome/utility/chrome_content_utility_client.h"
  14 #include "chrome/utility/media_galleries/image_metadata_extractor.h"
  15 #include "content/public/common/content_paths.h"
  16 #include "content/public/utility/utility_thread.h"
  17 #include "extensions/common/extension.h"
  18 #include "extensions/common/extension_l10n_util.h"
  19 #include "extensions/common/extension_utility_messages.h"
  20 #include "extensions/utility/unpacker.h"
  21 #include "media/base/media.h"
  22 #include "media/base/media_file_checker.h"
  23 #include "ui/base/ui_base_switches.h"
  24
  25 #if defined(OS_WIN)
  26 #include "chrome/common/extensions/api/networking_private/networking_private_crypto.h"
  27 #include "chrome/utility/media_galleries/itunes_pref_parser_win.h"
  28 #include "components/wifi/wifi_service.h"
  29 #endif  // defined(OS_WIN)
  30
  31 #if defined(OS_MACOSX)
  32 #include "chrome/utility/media_galleries/iphoto_library_parser.h"
  33 #endif  // defined(OS_MACOSX)
  34
  35 #if defined(OS_WIN) || defined(OS_MACOSX)
  36 #include "chrome/utility/media_galleries/iapps_xml_utils.h"
  37 #include "chrome/utility/media_galleries/itunes_library_parser.h"
  38 #include "chrome/utility/media_galleries/picasa_album_table_reader.h"
  39 #include "chrome/utility/media_galleries/picasa_albums_indexer.h"
  40 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
  41
  42 namespace extensions {
  43
  44 namespace {
  45
  46 bool Send(IPC::Message* message) {
  47   return content::UtilityThread::Get()->Send(message);
  48 }
  49
  50 void ReleaseProcessIfNeeded() {
  51   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
  52 }
  53
  54 }  // namespace
  55
  56 ExtensionsHandler::ExtensionsHandler() {
  57   ExtensionsClient::Set(ChromeExtensionsClient::GetInstance());
  58 }
  59
  60 ExtensionsHandler::~ExtensionsHandler() {
  61 }
  62
  63 // static
  64 void ExtensionsHandler::PreSandboxStartup() {
  65   // Initialize libexif for image metadata parsing.
  66   metadata::ImageMetadataExtractor::InitializeLibrary();
  67
  68   // Load media libraries for media file validation.
  69   base::FilePath media_path;
  70   PathService::Get(content::DIR_MEDIA_LIBS, &media_path);
  71   if (!media_path.empty())
  72     media::InitializeMediaLibrary(media_path);
  73 }
  74
  75 bool ExtensionsHandler::OnMessageReceived(const IPC::Message& message) {
  76   bool handled = true;
  77   IPC_BEGIN_MESSAGE_MAP(ExtensionsHandler, message)
  78     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_CheckMediaFile, OnCheckMediaFile)
  79 #if defined(OS_WIN)
  80     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseITunesPrefXml,
  81                         OnParseITunesPrefXml)
  82 #endif  // defined(OS_WIN)
  83
  84 #if defined(OS_MACOSX)
  85     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseIPhotoLibraryXmlFile,
  86                         OnParseIPhotoLibraryXmlFile)
  87 #endif  // defined(OS_MACOSX)
  88
  89 #if defined(OS_WIN) || defined(OS_MACOSX)
  90     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseITunesLibraryXmlFile,
  91                         OnParseITunesLibraryXmlFile)
  92     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParsePicasaPMPDatabase,
  93                         OnParsePicasaPMPDatabase)
  94     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_IndexPicasaAlbumsContents,
  95                         OnIndexPicasaAlbumsContents)
  96 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
  97
  98 #if defined(OS_WIN)
  99     IPC_MESSAGE_HANDLER(ChromeUtilityHostMsg_GetWiFiCredentials,
 100                         OnGetWiFiCredentials)
 101 #endif  // defined(OS_WIN)
 102
 103     IPC_MESSAGE_UNHANDLED(handled = false)
 104   IPC_END_MESSAGE_MAP()
 105   return handled || utility_handler_.OnMessageReceived(message);
 106 }
 107
 108 void ExtensionsHandler::OnCheckMediaFile(
 109     int64 milliseconds_of_decoding,
 110     const IPC::PlatformFileForTransit& media_file) {
 111   media::MediaFileChecker checker(
 112       IPC::PlatformFileForTransitToFile(media_file));
 113   const bool check_success = checker.Start(
 114       base::TimeDelta::FromMilliseconds(milliseconds_of_decoding));
 115   Send(new ChromeUtilityHostMsg_CheckMediaFile_Finished(check_success));
 116   ReleaseProcessIfNeeded();
 117 }
 118
 119 #if defined(OS_WIN)
 120 void ExtensionsHandler::OnParseITunesPrefXml(
 121     const std::string& itunes_xml_data) {
 122   base::FilePath library_path(
 123       itunes::FindLibraryLocationInPrefXml(itunes_xml_data));
 124   Send(new ChromeUtilityHostMsg_GotITunesDirectory(library_path));
 125   ReleaseProcessIfNeeded();
 126 }
 127 #endif  // defined(OS_WIN)
 128
 129 #if defined(OS_MACOSX)
 130 void ExtensionsHandler::OnParseIPhotoLibraryXmlFile(
 131     const IPC::PlatformFileForTransit& iphoto_library_file) {
 132   iphoto::IPhotoLibraryParser parser;
 133   base::File file = IPC::PlatformFileForTransitToFile(iphoto_library_file);
 134   bool result = parser.Parse(iapps::ReadFileAsString(file.Pass()));
 135   Send(new ChromeUtilityHostMsg_GotIPhotoLibrary(result, parser.library()));
 136   ReleaseProcessIfNeeded();
 137 }
 138 #endif  // defined(OS_MACOSX)
 139
 140 #if defined(OS_WIN) || defined(OS_MACOSX)
 141 void ExtensionsHandler::OnParseITunesLibraryXmlFile(
 142     const IPC::PlatformFileForTransit& itunes_library_file) {
 143   itunes::ITunesLibraryParser parser;
 144   base::File file = IPC::PlatformFileForTransitToFile(itunes_library_file);
 145   bool result = parser.Parse(iapps::ReadFileAsString(file.Pass()));
 146   Send(new ChromeUtilityHostMsg_GotITunesLibrary(result, parser.library()));
 147   ReleaseProcessIfNeeded();
 148 }
 149
 150 void ExtensionsHandler::OnParsePicasaPMPDatabase(
 151     const picasa::AlbumTableFilesForTransit& album_table_files) {
 152   picasa::AlbumTableFiles files;
 153   files.indicator_file =
 154       IPC::PlatformFileForTransitToFile(album_table_files.indicator_file);
 155   files.category_file =
 156       IPC::PlatformFileForTransitToFile(album_table_files.category_file);
 157   files.date_file =
 158       IPC::PlatformFileForTransitToFile(album_table_files.date_file);
 159   files.filename_file =
 160       IPC::PlatformFileForTransitToFile(album_table_files.filename_file);
 161   files.name_file =
 162       IPC::PlatformFileForTransitToFile(album_table_files.name_file);
 163   files.token_file =
 164       IPC::PlatformFileForTransitToFile(album_table_files.token_file);
 165   files.uid_file =
 166       IPC::PlatformFileForTransitToFile(album_table_files.uid_file);
 167
 168   picasa::PicasaAlbumTableReader reader(files.Pass());
 169   bool parse_success = reader.Init();
 170   Send(new ChromeUtilityHostMsg_ParsePicasaPMPDatabase_Finished(
 171       parse_success, reader.albums(), reader.folders()));
 172   ReleaseProcessIfNeeded();
 173 }
 174
 175 void ExtensionsHandler::OnIndexPicasaAlbumsContents(
 176     const picasa::AlbumUIDSet& album_uids,
 177     const std::vector<picasa::FolderINIContents>& folders_inis) {
 178   picasa::PicasaAlbumsIndexer indexer(album_uids);
 179   indexer.ParseFolderINI(folders_inis);
 180
 181   Send(new ChromeUtilityHostMsg_IndexPicasaAlbumsContents_Finished(
 182       indexer.albums_images()));
 183   ReleaseProcessIfNeeded();
 184 }
 185 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 186
 187 #if defined(OS_WIN)
 188 void ExtensionsHandler::OnGetWiFiCredentials(const std::string& network_guid) {
 189   scoped_ptr<wifi::WiFiService> wifi_service(wifi::WiFiService::Create());
 190   wifi_service->Initialize(NULL);
 191
 192   std::string key_data;
 193   std::string error;
 194   wifi_service->GetKeyFromSystem(network_guid, &key_data, &error);
 195
 196   Send(new ChromeUtilityHostMsg_GotWiFiCredentials(key_data, error.empty()));
 197 }
 198 #endif  // defined(OS_WIN)
 199
 200 }  // namespace extensions