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// Copyright 2014 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/utility/extensions/extensions_handler.h"
#include <utility>
#include "base/command_line.h"
#include "base/path_service.h"
#include "build/build_config.h"
#include "chrome/common/chrome_utility_messages.h"
#include "chrome/common/extensions/chrome_extensions_client.h"
#include "chrome/common/extensions/chrome_utility_extensions_messages.h"
#include "chrome/common/media_galleries/metadata_types.h"
#include "chrome/utility/chrome_content_utility_client.h"
#include "chrome/utility/media_galleries/image_metadata_extractor.h"
#include "chrome/utility/media_galleries/ipc_data_source.h"
#include "chrome/utility/media_galleries/media_metadata_parser.h"
#include "content/public/common/content_paths.h"
#include "content/public/utility/utility_thread.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_l10n_util.h"
#include "extensions/common/extension_utility_messages.h"
#include "extensions/utility/unpacker.h"
#include "media/base/media.h"
#include "ui/base/ui_base_switches.h"
#if !defined(MEDIA_DISABLE_FFMPEG)
#include "media/base/media_file_checker.h"
#endif
#if defined(OS_WIN)
#include "chrome/common/extensions/api/networking_private/networking_private_crypto.h"
#include "chrome/utility/media_galleries/itunes_pref_parser_win.h"
#include "components/wifi/wifi_service.h"
#endif // defined(OS_WIN)
#if defined(OS_MACOSX)
#include "chrome/utility/media_galleries/iphoto_library_parser.h"
#endif // defined(OS_MACOSX)
#if defined(OS_WIN) || defined(OS_MACOSX)
#include "chrome/utility/media_galleries/iapps_xml_utils.h"
#include "chrome/utility/media_galleries/itunes_library_parser.h"
#include "chrome/utility/media_galleries/picasa_album_table_reader.h"
#include "chrome/utility/media_galleries/picasa_albums_indexer.h"
#endif // defined(OS_WIN) || defined(OS_MACOSX)
namespace extensions {
namespace {
bool Send(IPC::Message* message) {
return content::UtilityThread::Get()->Send(message);
}
void ReleaseProcessIfNeeded() {
content::UtilityThread::Get()->ReleaseProcessIfNeeded();
}
void FinishParseMediaMetadata(
metadata::MediaMetadataParser* /* parser */,
const extensions::api::media_galleries::MediaMetadata& metadata,
const std::vector<metadata::AttachedImage>& attached_images) {
Send(new ChromeUtilityHostMsg_ParseMediaMetadata_Finished(
true, *metadata.ToValue(), attached_images));
ReleaseProcessIfNeeded();
}
} // namespace
ExtensionsHandler::ExtensionsHandler(ChromeContentUtilityClient* utility_client)
: utility_client_(utility_client) {
ExtensionsClient::Set(ChromeExtensionsClient::GetInstance());
}
ExtensionsHandler::~ExtensionsHandler() {
}
// static
void ExtensionsHandler::PreSandboxStartup() {
// Initialize libexif for image metadata parsing.
metadata::ImageMetadataExtractor::InitializeLibrary();
// Initialize media libraries for media file validation.
media::InitializeMediaLibrary();
}
bool ExtensionsHandler::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(ExtensionsHandler, message)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_CheckMediaFile, OnCheckMediaFile)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseMediaMetadata,
OnParseMediaMetadata)
#if defined(OS_WIN)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseITunesPrefXml,
OnParseITunesPrefXml)
#endif // defined(OS_WIN)
#if defined(OS_MACOSX)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseIPhotoLibraryXmlFile,
OnParseIPhotoLibraryXmlFile)
#endif // defined(OS_MACOSX)
#if defined(OS_WIN) || defined(OS_MACOSX)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseITunesLibraryXmlFile,
OnParseITunesLibraryXmlFile)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParsePicasaPMPDatabase,
OnParsePicasaPMPDatabase)
IPC_MESSAGE_HANDLER(ChromeUtilityMsg_IndexPicasaAlbumsContents,
OnIndexPicasaAlbumsContents)
#endif // defined(OS_WIN) || defined(OS_MACOSX)
#if defined(OS_WIN)
IPC_MESSAGE_HANDLER(ChromeUtilityHostMsg_GetWiFiCredentials,
OnGetWiFiCredentials)
#endif // defined(OS_WIN)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled || utility_handler_.OnMessageReceived(message);
}
void ExtensionsHandler::OnCheckMediaFile(
int64_t milliseconds_of_decoding,
const IPC::PlatformFileForTransit& media_file) {
#if !defined(MEDIA_DISABLE_FFMPEG)
media::MediaFileChecker checker(
IPC::PlatformFileForTransitToFile(media_file));
const bool check_success = checker.Start(
base::TimeDelta::FromMilliseconds(milliseconds_of_decoding));
Send(new ChromeUtilityHostMsg_CheckMediaFile_Finished(check_success));
#else
Send(new ChromeUtilityHostMsg_CheckMediaFile_Finished(false));
#endif
ReleaseProcessIfNeeded();
}
void ExtensionsHandler::OnParseMediaMetadata(const std::string& mime_type,
int64_t total_size,
bool get_attached_images) {
// Only one IPCDataSource may be created and added to the list of handlers.
scoped_ptr<metadata::IPCDataSource> source(
new metadata::IPCDataSource(total_size));
metadata::MediaMetadataParser* parser = new metadata::MediaMetadataParser(
source.get(), mime_type, get_attached_images);
utility_client_->AddHandler(std::move(source));
parser->Start(base::Bind(&FinishParseMediaMetadata, base::Owned(parser)));
}
#if defined(OS_WIN)
void ExtensionsHandler::OnParseITunesPrefXml(
const std::string& itunes_xml_data) {
base::FilePath library_path(
itunes::FindLibraryLocationInPrefXml(itunes_xml_data));
Send(new ChromeUtilityHostMsg_GotITunesDirectory(library_path));
ReleaseProcessIfNeeded();
}
#endif // defined(OS_WIN)
#if defined(OS_MACOSX)
void ExtensionsHandler::OnParseIPhotoLibraryXmlFile(
const IPC::PlatformFileForTransit& iphoto_library_file) {
iphoto::IPhotoLibraryParser parser;
base::File file = IPC::PlatformFileForTransitToFile(iphoto_library_file);
bool result = parser.Parse(iapps::ReadFileAsString(std::move(file)));
Send(new ChromeUtilityHostMsg_GotIPhotoLibrary(result, parser.library()));
ReleaseProcessIfNeeded();
}
#endif // defined(OS_MACOSX)
#if defined(OS_WIN) || defined(OS_MACOSX)
void ExtensionsHandler::OnParseITunesLibraryXmlFile(
const IPC::PlatformFileForTransit& itunes_library_file) {
itunes::ITunesLibraryParser parser;
base::File file = IPC::PlatformFileForTransitToFile(itunes_library_file);
bool result = parser.Parse(iapps::ReadFileAsString(std::move(file)));
Send(new ChromeUtilityHostMsg_GotITunesLibrary(result, parser.library()));
ReleaseProcessIfNeeded();
}
void ExtensionsHandler::OnParsePicasaPMPDatabase(
const picasa::AlbumTableFilesForTransit& album_table_files) {
picasa::AlbumTableFiles files;
files.indicator_file =
IPC::PlatformFileForTransitToFile(album_table_files.indicator_file);
files.category_file =
IPC::PlatformFileForTransitToFile(album_table_files.category_file);
files.date_file =
IPC::PlatformFileForTransitToFile(album_table_files.date_file);
files.filename_file =
IPC::PlatformFileForTransitToFile(album_table_files.filename_file);
files.name_file =
IPC::PlatformFileForTransitToFile(album_table_files.name_file);
files.token_file =
IPC::PlatformFileForTransitToFile(album_table_files.token_file);
files.uid_file =
IPC::PlatformFileForTransitToFile(album_table_files.uid_file);
picasa::PicasaAlbumTableReader reader(std::move(files));
bool parse_success = reader.Init();
Send(new ChromeUtilityHostMsg_ParsePicasaPMPDatabase_Finished(
parse_success, reader.albums(), reader.folders()));
ReleaseProcessIfNeeded();
}
void ExtensionsHandler::OnIndexPicasaAlbumsContents(
const picasa::AlbumUIDSet& album_uids,
const std::vector<picasa::FolderINIContents>& folders_inis) {
picasa::PicasaAlbumsIndexer indexer(album_uids);
indexer.ParseFolderINI(folders_inis);
Send(new ChromeUtilityHostMsg_IndexPicasaAlbumsContents_Finished(
indexer.albums_images()));
ReleaseProcessIfNeeded();
}
#endif // defined(OS_WIN) || defined(OS_MACOSX)
#if defined(OS_WIN)
void ExtensionsHandler::OnGetWiFiCredentials(const std::string& network_guid) {
scoped_ptr<wifi::WiFiService> wifi_service(wifi::WiFiService::Create());
wifi_service->Initialize(NULL);
std::string key_data;
std::string error;
wifi_service->GetKeyFromSystem(network_guid, &key_data, &error);
Send(new ChromeUtilityHostMsg_GotWiFiCredentials(key_data, error.empty()));
}
#endif // defined(OS_WIN)
} // namespace extensions
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