| // 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 "extensions/browser/updater/safe_manifest_parser.h" |
| |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "base/location.h" |
| #include "base/logging.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/utility_process_host.h" |
| #include "content/public/common/content_switches.h" |
| #include "extensions/common/extension_utility_messages.h" |
| #include "ipc/ipc_message_macros.h" |
| #include "grit/extensions_strings.h" |
| #include "ui/base/l10n/l10n_util.h" |
| |
| using content::BrowserThread; |
| |
| namespace extensions { |
| |
| SafeManifestParser::SafeManifestParser(const std::string& xml, |
| const ResultsCallback& results_callback) |
| : xml_(xml), results_callback_(results_callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| } |
| |
| void SafeManifestParser::Start() { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| if (!BrowserThread::PostTask( |
| BrowserThread::IO, |
| FROM_HERE, |
| base::Bind(&SafeManifestParser::ParseInSandbox, this))) { |
| NOTREACHED(); |
| } |
| } |
| |
| SafeManifestParser::~SafeManifestParser() { |
| // If we're using UtilityProcessHost, we may not be destroyed on |
| // the UI or IO thread. |
| } |
| |
| void SafeManifestParser::ParseInSandbox() { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| content::UtilityProcessHost* host = content::UtilityProcessHost::Create( |
| this, |
| BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI).get()); |
| host->SetName( |
| l10n_util::GetStringUTF16(IDS_UTILITY_PROCESS_MANIFEST_PARSER_NAME)); |
| host->Send(new ExtensionUtilityMsg_ParseUpdateManifest(xml_)); |
| } |
| |
| bool SafeManifestParser::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(SafeManifestParser, message) |
| IPC_MESSAGE_HANDLER(ExtensionUtilityHostMsg_ParseUpdateManifest_Succeeded, |
| OnParseUpdateManifestSucceeded) |
| IPC_MESSAGE_HANDLER(ExtensionUtilityHostMsg_ParseUpdateManifest_Failed, |
| OnParseUpdateManifestFailed) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void SafeManifestParser::OnParseUpdateManifestSucceeded( |
| const UpdateManifest::Results& results) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| results_callback_.Run(&results); |
| } |
| |
| void SafeManifestParser::OnParseUpdateManifestFailed( |
| const std::string& error_message) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| LOG(WARNING) << "Error parsing update manifest:\n" << error_message; |
| results_callback_.Run(NULL); |
| } |
| |
| } // namespace extensions |