src/chromecast/app/cast_main_delegate.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 "chromecast/app/cast_main_delegate.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/cpu.h"
   9 #include "base/logging.h"
  10 #include "base/path_service.h"
  11 #include "base/posix/global_descriptors.h"
  12 #include "chromecast/browser/cast_content_browser_client.h"
  13 #include "chromecast/common/cast_paths.h"
  14 #include "chromecast/common/cast_resource_delegate.h"
  15 #include "chromecast/common/global_descriptors.h"
  16 #include "chromecast/renderer/cast_content_renderer_client.h"
  17 #include "content/public/browser/browser_main_runner.h"
  18 #include "content/public/common/content_switches.h"
  19 #include "ui/base/resource/resource_bundle.h"
  20
  21 #if defined(OS_ANDROID)
  22 #include "chromecast/crash/android/crash_handler.h"
  23 #endif  // defined(OS_ANDROID)
  24
  25 namespace chromecast {
  26 namespace shell {
  27
  28 CastMainDelegate::CastMainDelegate() {
  29 }
  30
  31 CastMainDelegate::~CastMainDelegate() {
  32 }
  33
  34 bool CastMainDelegate::BasicStartupComplete(int* exit_code) {
  35   RegisterPathProvider();
  36
  37   logging::LoggingSettings settings;
  38 #if defined(OS_ANDROID)
  39   base::FilePath log_file;
  40   PathService::Get(FILE_CAST_ANDROID_LOG, &log_file);
  41   settings.logging_dest = logging::LOG_TO_ALL;
  42   settings.log_file = log_file.value().c_str();
  43   settings.delete_old = logging::DELETE_OLD_LOG_FILE;
  44 #else
  45   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
  46 #endif  // defined(OS_ANDROID)
  47   logging::InitLogging(settings);
  48   // Time, process, and thread ID are available through logcat.
  49   logging::SetLogItems(true, true, false, false);
  50
  51   content::SetContentClient(&content_client_);
  52   return false;
  53 }
  54
  55 void CastMainDelegate::PreSandboxStartup() {
  56 #if defined(ARCH_CPU_ARM_FAMILY) && (defined(OS_ANDROID) || defined(OS_LINUX))
  57   // Create an instance of the CPU class to parse /proc/cpuinfo and cache the
  58   // results. This data needs to be cached when file-reading is still allowed,
  59   // since base::CPU expects to be callable later, when file-reading is no
  60   // longer allowed.
  61   base::CPU cpu_info;
  62 #endif
  63
  64   const base::CommandLine* command_line(base::CommandLine::ForCurrentProcess());
  65   std::string process_type =
  66       command_line->GetSwitchValueASCII(switches::kProcessType);
  67
  68 #if defined(OS_ANDROID)
  69   base::FilePath log_file;
  70   PathService::Get(FILE_CAST_ANDROID_LOG, &log_file);
  71   chromecast::CrashHandler::Initialize(process_type, log_file);
  72 #endif  // defined(OS_ANDROID)
  73
  74   InitializeResourceBundle();
  75 }
  76
  77 int CastMainDelegate::RunProcess(
  78     const std::string& process_type,
  79     const content::MainFunctionParams& main_function_params) {
  80 #if defined(OS_ANDROID)
  81   if (!process_type.empty())
  82     return -1;
  83
  84   // Note: Android must handle running its own browser process.
  85   // See ChromeMainDelegateAndroid::RunProcess.
  86   browser_runner_.reset(content::BrowserMainRunner::Create());
  87   return browser_runner_->Initialize(main_function_params);
  88 #else
  89   return -1;
  90 #endif  // defined(OS_ANDROID)
  91 }
  92
  93 #if !defined(OS_ANDROID)
  94 void CastMainDelegate::ZygoteForked() {
  95 }
  96 #endif  // !defined(OS_ANDROID)
  97
  98 void CastMainDelegate::InitializeResourceBundle() {
  99 #if defined(OS_ANDROID)
 100   // On Android, the renderer runs with a different UID and can never access
 101   // the file system. Use the file descriptor passed in at launch time.
 102   int pak_fd =
 103       base::GlobalDescriptors::GetInstance()->MaybeGet(kAndroidPakDescriptor);
 104   if (pak_fd >= 0) {
 105     ui::ResourceBundle::InitSharedInstanceWithPakFileRegion(
 106         base::File(pak_fd), base::MemoryMappedFile::Region::kWholeFile);
 107     ui::ResourceBundle::GetSharedInstance().AddDataPackFromFile(
 108         base::File(pak_fd), ui::SCALE_FACTOR_100P);
 109     return;
 110   }
 111 #endif  // defined(OS_ANDROID)
 112
 113   resource_delegate_.reset(new CastResourceDelegate());
 114   // TODO(gunsch): Use LOAD_COMMON_RESOURCES once ResourceBundle no longer
 115   // hardcodes resource file names.
 116   ui::ResourceBundle::InitSharedInstanceWithLocale(
 117       "en-US",
 118       resource_delegate_.get(),
 119       ui::ResourceBundle::DO_NOT_LOAD_COMMON_RESOURCES);
 120
 121   base::FilePath pak_file;
 122   CHECK(PathService::Get(FILE_CAST_PAK, &pak_file));
 123   ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
 124       pak_file,
 125       ui::SCALE_FACTOR_NONE);
 126 }
 127
 128 content::ContentBrowserClient* CastMainDelegate::CreateContentBrowserClient() {
 129   browser_client_.reset(new CastContentBrowserClient);
 130   return browser_client_.get();
 131 }
 132
 133 content::ContentRendererClient*
 134 CastMainDelegate::CreateContentRendererClient() {
 135   renderer_client_.reset(new CastContentRendererClient);
 136   return renderer_client_.get();
 137 }
 138
 139 }  // namespace shell
 140 }  // namespace chromecast