apps/app_shim/app_shim_host_manager_mac.mm

   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 "apps/app_shim/app_shim_host_manager_mac.h"
   6
   7 #include "apps/app_shim/app_shim_handler_mac.h"
   8 #include "apps/app_shim/app_shim_host_mac.h"
   9 #include "base/bind.h"
  10 #include "base/files/file_path.h"
  11 #include "base/logging.h"
  12 #include "base/path_service.h"
  13 #include "chrome/browser/browser_process.h"
  14 #include "chrome/common/chrome_paths.h"
  15 #include "content/public/browser/browser_thread.h"
  16 #include "chrome/common/mac/app_mode_common.h"
  17
  18 using content::BrowserThread;
  19
  20 namespace {
  21
  22 void CreateAppShimHost(const IPC::ChannelHandle& handle) {
  23   // AppShimHost takes ownership of itself.
  24   (new AppShimHost)->ServeChannel(handle);
  25 }
  26
  27 }  // namespace
  28
  29 AppShimHostManager::AppShimHostManager() {}
  30
  31 void AppShimHostManager::Init() {
  32   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  33   apps::AppShimHandler::SetDefaultHandler(&extension_app_shim_handler_);
  34   BrowserThread::PostTask(
  35       BrowserThread::FILE, FROM_HERE,
  36       base::Bind(&AppShimHostManager::InitOnFileThread, this));
  37 }
  38
  39 AppShimHostManager::~AppShimHostManager() {
  40   apps::AppShimHandler::SetDefaultHandler(NULL);
  41 }
  42
  43 void AppShimHostManager::InitOnFileThread() {
  44   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
  45   base::FilePath user_data_dir;
  46   if (!PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) {
  47     LOG(ERROR) << "Couldn't get user data directory while creating App Shim "
  48                << "Host manager.";
  49     return;
  50   }
  51   base::FilePath socket_path =
  52       user_data_dir.Append(app_mode::kAppShimSocketName);
  53   factory_.reset(new IPC::ChannelFactory(socket_path, this));
  54   BrowserThread::PostTask(
  55       BrowserThread::IO, FROM_HERE,
  56       base::Bind(&AppShimHostManager::ListenOnIOThread, this));
  57 }
  58
  59 void AppShimHostManager::ListenOnIOThread() {
  60   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  61   factory_->Listen();
  62 }
  63
  64 void AppShimHostManager::OnClientConnected(
  65     const IPC::ChannelHandle& handle) {
  66   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  67   BrowserThread::PostTask(
  68       BrowserThread::UI, FROM_HERE,
  69       base::Bind(&CreateAppShimHost, handle));
  70 }
  71
  72 void AppShimHostManager::OnListenError() {
  73   // TODO(jeremya): set a timeout and attempt to reconstruct the channel.
  74 }