src/chrome/browser/ui/app_list/app_list_service_impl.cc

   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 "chrome/browser/ui/app_list/app_list_service_impl.h"
   6
   7 #include <string>
   8
   9 #include "apps/pref_names.h"
  10 #include "base/command_line.h"
  11 #include "base/metrics/histogram.h"
  12 #include "base/prefs/pref_service.h"
  13 #include "base/strings/string16.h"
  14 #include "base/time/time.h"
  15 #include "chrome/browser/apps/shortcut_manager.h"
  16 #include "chrome/browser/apps/shortcut_manager_factory.h"
  17 #include "chrome/browser/browser_process.h"
  18 #include "chrome/browser/profiles/profile_manager.h"
  19 #include "chrome/browser/ui/app_list/keep_alive_service.h"
  20 #include "chrome/browser/ui/app_list/keep_alive_service_impl.h"
  21 #include "chrome/browser/ui/app_list/profile_loader.h"
  22 #include "chrome/browser/ui/app_list/profile_store.h"
  23 #include "chrome/common/chrome_constants.h"
  24 #include "chrome/common/chrome_switches.h"
  25 #include "chrome/common/pref_names.h"
  26 #include "content/public/browser/browser_thread.h"
  27
  28 namespace {
  29
  30 void SendAppListAppLaunch(int count) {
  31   UMA_HISTOGRAM_CUSTOM_COUNTS(
  32       "Apps.AppListDailyAppLaunches", count, 1, 1000, 50);
  33   if (count > 0)
  34     UMA_HISTOGRAM_ENUMERATION("Apps.AppListHasLaunchedAppToday", 1, 2);
  35 }
  36
  37 void SendAppListLaunch(int count) {
  38   UMA_HISTOGRAM_CUSTOM_COUNTS(
  39       "Apps.AppListDailyLaunches", count, 1, 1000, 50);
  40   if (count > 0)
  41     UMA_HISTOGRAM_ENUMERATION("Apps.AppListHasLaunchedAppListToday", 1, 2);
  42 }
  43
  44 bool SendDailyEventFrequency(
  45     const char* last_ping_pref,
  46     const char* count_pref,
  47     void (*send_callback)(int count)) {
  48   PrefService* local_state = g_browser_process->local_state();
  49
  50   base::Time now = base::Time::Now();
  51   base::Time last = base::Time::FromInternalValue(local_state->GetInt64(
  52       last_ping_pref));
  53   int days = (now - last).InDays();
  54   if (days > 0) {
  55     send_callback(local_state->GetInteger(count_pref));
  56     local_state->SetInt64(
  57         last_ping_pref,
  58         (last + base::TimeDelta::FromDays(days)).ToInternalValue());
  59     local_state->SetInteger(count_pref, 0);
  60     return true;
  61   }
  62   return false;
  63 }
  64
  65 void RecordDailyEventFrequency(
  66     const char* last_ping_pref,
  67     const char* count_pref,
  68     void (*send_callback)(int count)) {
  69   PrefService* local_state = g_browser_process->local_state();
  70
  71   int count = local_state->GetInteger(count_pref);
  72   local_state->SetInteger(count_pref, count + 1);
  73   if (SendDailyEventFrequency(last_ping_pref, count_pref, send_callback)) {
  74     local_state->SetInteger(count_pref, 1);
  75   }
  76 }
  77
  78 class ProfileStoreImpl : public ProfileStore {
  79  public:
  80   explicit ProfileStoreImpl(ProfileManager* profile_manager)
  81       : profile_manager_(profile_manager),
  82         weak_factory_(this) {
  83   }
  84
  85   virtual void AddProfileObserver(ProfileInfoCacheObserver* observer) OVERRIDE {
  86     profile_manager_->GetProfileInfoCache().AddObserver(observer);
  87   }
  88
  89   virtual void LoadProfileAsync(
  90       const base::FilePath& path,
  91       base::Callback<void(Profile*)> callback) OVERRIDE {
  92     profile_manager_->CreateProfileAsync(
  93         path,
  94         base::Bind(&ProfileStoreImpl::OnProfileCreated,
  95                    weak_factory_.GetWeakPtr(),
  96                    callback),
  97         base::string16(),
  98         base::string16(),
  99         std::string());
 100   }
 101
 102   void OnProfileCreated(base::Callback<void(Profile*)> callback,
 103                         Profile* profile,
 104                         Profile::CreateStatus status) {
 105     switch (status) {
 106       case Profile::CREATE_STATUS_CREATED:
 107         break;
 108       case Profile::CREATE_STATUS_INITIALIZED:
 109         callback.Run(profile);
 110         break;
 111       case Profile::CREATE_STATUS_LOCAL_FAIL:
 112       case Profile::CREATE_STATUS_REMOTE_FAIL:
 113       case Profile::CREATE_STATUS_CANCELED:
 114         break;
 115       case Profile::MAX_CREATE_STATUS:
 116         NOTREACHED();
 117         break;
 118     }
 119   }
 120
 121   virtual Profile* GetProfileByPath(const base::FilePath& path) OVERRIDE {
 122     return profile_manager_->GetProfileByPath(path);
 123   }
 124
 125   virtual base::FilePath GetUserDataDir() OVERRIDE {
 126     return profile_manager_->user_data_dir();
 127   }
 128
 129   virtual bool IsProfileManaged(const base::FilePath& profile_path) OVERRIDE {
 130     ProfileInfoCache& profile_info =
 131         g_browser_process->profile_manager()->GetProfileInfoCache();
 132     size_t profile_index = profile_info.GetIndexOfProfileWithPath(profile_path);
 133     return profile_info.ProfileIsManagedAtIndex(profile_index);
 134   }
 135
 136  private:
 137   ProfileManager* profile_manager_;
 138   base::WeakPtrFactory<ProfileStoreImpl> weak_factory_;
 139 };
 140
 141 }  // namespace
 142
 143 // static
 144 void AppListServiceImpl::RecordAppListLaunch() {
 145   RecordDailyEventFrequency(prefs::kLastAppListLaunchPing,
 146                             prefs::kAppListLaunchCount,
 147                             &SendAppListLaunch);
 148 }
 149
 150 // static
 151 void AppListServiceImpl::RecordAppListAppLaunch() {
 152   RecordDailyEventFrequency(prefs::kLastAppListAppLaunchPing,
 153                             prefs::kAppListAppLaunchCount,
 154                             &SendAppListAppLaunch);
 155 }
 156
 157 // static
 158 void AppListServiceImpl::SendAppListStats() {
 159   if (!g_browser_process || g_browser_process->IsShuttingDown())
 160     return;
 161
 162   SendDailyEventFrequency(prefs::kLastAppListLaunchPing,
 163                           prefs::kAppListLaunchCount,
 164                           &SendAppListLaunch);
 165   SendDailyEventFrequency(prefs::kLastAppListAppLaunchPing,
 166                           prefs::kAppListAppLaunchCount,
 167                           &SendAppListAppLaunch);
 168 }
 169
 170 AppListServiceImpl::AppListServiceImpl()
 171     : profile_store_(new ProfileStoreImpl(
 172           g_browser_process->profile_manager())),
 173       weak_factory_(this),
 174       command_line_(*CommandLine::ForCurrentProcess()),
 175       local_state_(g_browser_process->local_state()),
 176       profile_loader_(new ProfileLoader(
 177           profile_store_.get(),
 178           scoped_ptr<KeepAliveService>(new KeepAliveServiceImpl))) {
 179   profile_store_->AddProfileObserver(this);
 180 }
 181
 182 AppListServiceImpl::AppListServiceImpl(
 183     const CommandLine& command_line,
 184     PrefService* local_state,
 185     scoped_ptr<ProfileStore> profile_store,
 186     scoped_ptr<KeepAliveService> keep_alive_service)
 187     : profile_store_(profile_store.Pass()),
 188       weak_factory_(this),
 189       command_line_(command_line),
 190       local_state_(local_state),
 191       profile_loader_(new ProfileLoader(
 192           profile_store_.get(), keep_alive_service.Pass())) {
 193   profile_store_->AddProfileObserver(this);
 194 }
 195
 196 AppListServiceImpl::~AppListServiceImpl() {}
 197
 198 void AppListServiceImpl::SetAppListNextPaintCallback(
 199     const base::Closure& callback) {}
 200
 201 void AppListServiceImpl::HandleFirstRun() {}
 202
 203 void AppListServiceImpl::Init(Profile* initial_profile) {}
 204
 205 base::FilePath AppListServiceImpl::GetProfilePath(
 206     const base::FilePath& user_data_dir) {
 207   std::string app_list_profile;
 208   if (local_state_->HasPrefPath(prefs::kAppListProfile))
 209     app_list_profile = local_state_->GetString(prefs::kAppListProfile);
 210
 211   // If the user has no profile preference for the app launcher, default to the
 212   // last browser profile used.
 213   if (app_list_profile.empty() &&
 214       local_state_->HasPrefPath(prefs::kProfileLastUsed)) {
 215     app_list_profile = local_state_->GetString(prefs::kProfileLastUsed);
 216   }
 217
 218   // If there is no last used profile recorded, use the initial profile.
 219   if (app_list_profile.empty())
 220     app_list_profile = chrome::kInitialProfile;
 221
 222   return user_data_dir.AppendASCII(app_list_profile);
 223 }
 224
 225 void AppListServiceImpl::SetProfilePath(const base::FilePath& profile_path) {
 226   // Ensure we don't set the pref to a managed user's profile path.
 227   // TODO(calamity): Filter out managed profiles from the settings app so this
 228   // can't get hit, so we can remove it.
 229   if (profile_store_->IsProfileManaged(profile_path))
 230     return;
 231
 232   local_state_->SetString(
 233       prefs::kAppListProfile,
 234       profile_path.BaseName().MaybeAsASCII());
 235 }
 236
 237 void AppListServiceImpl::CreateShortcut() {}
 238
 239 // We need to watch for profile removal to keep kAppListProfile updated.
 240 void AppListServiceImpl::OnProfileWillBeRemoved(
 241     const base::FilePath& profile_path) {
 242   // If the profile the app list uses just got deleted, reset it to the last
 243   // used profile.
 244   std::string app_list_last_profile = local_state_->GetString(
 245       prefs::kAppListProfile);
 246   if (profile_path.BaseName().MaybeAsASCII() == app_list_last_profile) {
 247     local_state_->SetString(prefs::kAppListProfile,
 248         local_state_->GetString(prefs::kProfileLastUsed));
 249   }
 250 }
 251
 252 void AppListServiceImpl::Show() {
 253   profile_loader_->LoadProfileInvalidatingOtherLoads(
 254       GetProfilePath(profile_store_->GetUserDataDir()),
 255       base::Bind(&AppListServiceImpl::ShowForProfile,
 256                  weak_factory_.GetWeakPtr()));
 257 }
 258
 259 void AppListServiceImpl::EnableAppList(Profile* initial_profile) {
 260   SetProfilePath(initial_profile->GetPath());
 261   if (local_state_->GetBoolean(prefs::kAppLauncherHasBeenEnabled))
 262     return;
 263
 264   local_state_->SetBoolean(prefs::kAppLauncherHasBeenEnabled, true);
 265   CreateShortcut();
 266   AppShortcutManagerFactory::GetForProfile(initial_profile)->
 267       OnceOffCreateShortcuts();
 268 }
 269
 270 void AppListServiceImpl::InvalidatePendingProfileLoads() {
 271   profile_loader_->InvalidatePendingProfileLoads();
 272 }
 273
 274 void AppListServiceImpl::HandleCommandLineFlags(Profile* initial_profile) {
 275   if (command_line_.HasSwitch(switches::kEnableAppList))
 276     EnableAppList(initial_profile);
 277
 278   if (command_line_.HasSwitch(switches::kResetAppListInstallState))
 279     local_state_->SetBoolean(prefs::kAppLauncherHasBeenEnabled, false);
 280 }
 281
 282 void AppListServiceImpl::SendUsageStats() {
 283   // Send app list usage stats after a delay.
 284   const int kSendUsageStatsDelay = 5;
 285   base::MessageLoop::current()->PostDelayedTask(
 286       FROM_HERE,
 287       base::Bind(&AppListServiceImpl::SendAppListStats),
 288       base::TimeDelta::FromSeconds(kSendUsageStatsDelay));
 289 }