chrome/browser/profiles/profile_info_cache.cc

   1 // Copyright (c) 2012 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/profiles/profile_info_cache.h"
   6
   7 #include "base/bind.h"
   8 #include "base/files/file_util.h"
   9 #include "base/i18n/case_conversion.h"
  10 #include "base/logging.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/prefs/pref_registry_simple.h"
  13 #include "base/prefs/pref_service.h"
  14 #include "base/prefs/scoped_user_pref_update.h"
  15 #include "base/profiler/scoped_tracker.h"
  16 #include "base/rand_util.h"
  17 #include "base/stl_util.h"
  18 #include "base/strings/string_number_conversions.h"
  19 #include "base/strings/string_piece.h"
  20 #include "base/strings/utf_string_conversions.h"
  21 #include "base/values.h"
  22 #include "chrome/browser/browser_process.h"
  23 #include "chrome/browser/profiles/profile_avatar_downloader.h"
  24 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
  25 #include "chrome/browser/profiles/profiles_state.h"
  26 #include "chrome/common/pref_names.h"
  27 #include "chrome/grit/generated_resources.h"
  28 #include "components/signin/core/common/profile_management_switches.h"
  29 #include "content/public/browser/browser_thread.h"
  30 #include "ui/base/l10n/l10n_util.h"
  31 #include "ui/base/resource/resource_bundle.h"
  32 #include "ui/gfx/image/image.h"
  33 #include "ui/gfx/image/image_util.h"
  34
  35 #if defined(ENABLE_SUPERVISED_USERS)
  36 #include "chrome/browser/supervised_user/supervised_user_constants.h"
  37 #endif
  38
  39 using content::BrowserThread;
  40
  41 namespace {
  42
  43 const char kNameKey[] = "name";
  44 const char kShortcutNameKey[] = "shortcut_name";
  45 const char kGAIANameKey[] = "gaia_name";
  46 const char kGAIAGivenNameKey[] = "gaia_given_name";
  47 const char kUserNameKey[] = "user_name";
  48 const char kIsUsingDefaultNameKey[] = "is_using_default_name";
  49 const char kIsUsingDefaultAvatarKey[] = "is_using_default_avatar";
  50 const char kAvatarIconKey[] = "avatar_icon";
  51 const char kAuthCredentialsKey[] = "local_auth_credentials";
  52 const char kUseGAIAPictureKey[] = "use_gaia_picture";
  53 const char kBackgroundAppsKey[] = "background_apps";
  54 const char kGAIAPictureFileNameKey[] = "gaia_picture_file_name";
  55 const char kIsOmittedFromProfileListKey[] = "is_omitted_from_profile_list";
  56 const char kSigninRequiredKey[] = "signin_required";
  57 const char kSupervisedUserId[] = "managed_user_id";
  58 const char kProfileIsEphemeral[] = "is_ephemeral";
  59 const char kActiveTimeKey[] = "active_time";
  60 const char kIsAuthErrorKey[] = "is_auth_error";
  61
  62 // First eight are generic icons, which use IDS_NUMBERED_PROFILE_NAME.
  63 const int kDefaultNames[] = {
  64   IDS_DEFAULT_AVATAR_NAME_8,
  65   IDS_DEFAULT_AVATAR_NAME_9,
  66   IDS_DEFAULT_AVATAR_NAME_10,
  67   IDS_DEFAULT_AVATAR_NAME_11,
  68   IDS_DEFAULT_AVATAR_NAME_12,
  69   IDS_DEFAULT_AVATAR_NAME_13,
  70   IDS_DEFAULT_AVATAR_NAME_14,
  71   IDS_DEFAULT_AVATAR_NAME_15,
  72   IDS_DEFAULT_AVATAR_NAME_16,
  73   IDS_DEFAULT_AVATAR_NAME_17,
  74   IDS_DEFAULT_AVATAR_NAME_18,
  75   IDS_DEFAULT_AVATAR_NAME_19,
  76   IDS_DEFAULT_AVATAR_NAME_20,
  77   IDS_DEFAULT_AVATAR_NAME_21,
  78   IDS_DEFAULT_AVATAR_NAME_22,
  79   IDS_DEFAULT_AVATAR_NAME_23,
  80   IDS_DEFAULT_AVATAR_NAME_24,
  81   IDS_DEFAULT_AVATAR_NAME_25,
  82   IDS_DEFAULT_AVATAR_NAME_26
  83 };
  84
  85 typedef std::vector<unsigned char> ImageData;
  86
  87 // Writes |data| to disk and takes ownership of the pointer. On successful
  88 // completion, it runs |callback|.
  89 void SaveBitmap(scoped_ptr<ImageData> data,
  90                 const base::FilePath& image_path,
  91                 const base::Closure& callback) {
  92   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
  93
  94   // Make sure the destination directory exists.
  95   base::FilePath dir = image_path.DirName();
  96   if (!base::DirectoryExists(dir) && !base::CreateDirectory(dir)) {
  97     LOG(ERROR) << "Failed to create parent directory.";
  98     return;
  99   }
 100
 101   if (base::WriteFile(image_path, reinterpret_cast<char*>(&(*data)[0]),
 102                       data->size()) == -1) {
 103     LOG(ERROR) << "Failed to save image to file.";
 104     return;
 105   }
 106
 107   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
 108 }
 109
 110 // Reads a PNG from disk and decodes it. If the bitmap was successfully read
 111 // from disk the then |out_image| will contain the bitmap image, otherwise it
 112 // will be NULL.
 113 void ReadBitmap(const base::FilePath& image_path,
 114                 gfx::Image** out_image) {
 115   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 116   *out_image = NULL;
 117
 118   // If the path doesn't exist, don't even try reading it.
 119   if (!base::PathExists(image_path))
 120     return;
 121
 122   std::string image_data;
 123   if (!base::ReadFileToString(image_path, &image_data)) {
 124     LOG(ERROR) << "Failed to read PNG file from disk.";
 125     return;
 126   }
 127
 128   gfx::Image image = gfx::Image::CreateFrom1xPNGBytes(
 129       base::RefCountedString::TakeString(&image_data));
 130   if (image.IsEmpty()) {
 131     LOG(ERROR) << "Failed to decode PNG file.";
 132     return;
 133   }
 134
 135   *out_image = new gfx::Image(image);
 136 }
 137
 138 void RunCallbackIfFileMissing(const base::FilePath& file_path,
 139                               const base::Closure& callback) {
 140   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 141   if (!base::PathExists(file_path))
 142     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
 143 }
 144
 145 void DeleteBitmap(const base::FilePath& image_path) {
 146   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 147   base::DeleteFile(image_path, false);
 148 }
 149
 150 }  // namespace
 151
 152 ProfileInfoCache::ProfileInfoCache(PrefService* prefs,
 153                                    const base::FilePath& user_data_dir)
 154     : prefs_(prefs),
 155       user_data_dir_(user_data_dir),
 156       disable_avatar_download_for_testing_(false) {
 157   // Populate the cache
 158   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 159   base::DictionaryValue* cache = update.Get();
 160   for (base::DictionaryValue::Iterator it(*cache);
 161        !it.IsAtEnd(); it.Advance()) {
 162     base::DictionaryValue* info = NULL;
 163     cache->GetDictionaryWithoutPathExpansion(it.key(), &info);
 164     base::string16 name;
 165     info->GetString(kNameKey, &name);
 166     sorted_keys_.insert(FindPositionForProfile(it.key(), name), it.key());
 167
 168     bool using_default_name;
 169     if (!info->GetBoolean(kIsUsingDefaultNameKey, &using_default_name)) {
 170       // If the preference hasn't been set, and the name is default, assume
 171       // that the user hasn't done this on purpose.
 172       using_default_name = IsDefaultProfileName(name);
 173       info->SetBoolean(kIsUsingDefaultNameKey, using_default_name);
 174     }
 175
 176     // For profiles that don't have the "using default avatar" state set yet,
 177     // assume it's the same as the "using default name" state.
 178     if (!info->HasKey(kIsUsingDefaultAvatarKey)) {
 179       info->SetBoolean(kIsUsingDefaultAvatarKey, using_default_name);
 180     }
 181   }
 182
 183   // If needed, start downloading the high-res avatars and migrate any legacy
 184   // profile names.
 185   if (switches::IsNewAvatarMenu() && !disable_avatar_download_for_testing_)
 186     MigrateLegacyProfileNamesAndDownloadAvatars();
 187 }
 188
 189 ProfileInfoCache::~ProfileInfoCache() {
 190   STLDeleteContainerPairSecondPointers(
 191       cached_avatar_images_.begin(), cached_avatar_images_.end());
 192   STLDeleteContainerPairSecondPointers(
 193       avatar_images_downloads_in_progress_.begin(),
 194       avatar_images_downloads_in_progress_.end());
 195 }
 196
 197 void ProfileInfoCache::AddProfileToCache(
 198     const base::FilePath& profile_path,
 199     const base::string16& name,
 200     const base::string16& username,
 201     size_t icon_index,
 202     const std::string& supervised_user_id) {
 203   std::string key = CacheKeyFromProfilePath(profile_path);
 204   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 205   base::DictionaryValue* cache = update.Get();
 206
 207   scoped_ptr<base::DictionaryValue> info(new base::DictionaryValue);
 208   info->SetString(kNameKey, name);
 209   info->SetString(kUserNameKey, username);
 210   info->SetString(kAvatarIconKey,
 211       profiles::GetDefaultAvatarIconUrl(icon_index));
 212   // Default value for whether background apps are running is false.
 213   info->SetBoolean(kBackgroundAppsKey, false);
 214   info->SetString(kSupervisedUserId, supervised_user_id);
 215   info->SetBoolean(kIsOmittedFromProfileListKey, !supervised_user_id.empty());
 216   info->SetBoolean(kProfileIsEphemeral, false);
 217   info->SetBoolean(kIsUsingDefaultNameKey, IsDefaultProfileName(name));
 218   // Assume newly created profiles use a default avatar.
 219   info->SetBoolean(kIsUsingDefaultAvatarKey, true);
 220   cache->SetWithoutPathExpansion(key, info.release());
 221
 222   sorted_keys_.insert(FindPositionForProfile(key, name), key);
 223
 224   if (switches::IsNewAvatarMenu() && !disable_avatar_download_for_testing_)
 225     DownloadHighResAvatarIfNeeded(icon_index, profile_path);
 226
 227   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 228                     observer_list_,
 229                     OnProfileAdded(profile_path));
 230 }
 231
 232 void ProfileInfoCache::AddObserver(ProfileInfoCacheObserver* obs) {
 233   observer_list_.AddObserver(obs);
 234 }
 235
 236 void ProfileInfoCache::RemoveObserver(ProfileInfoCacheObserver* obs) {
 237   observer_list_.RemoveObserver(obs);
 238 }
 239
 240 void ProfileInfoCache::DeleteProfileFromCache(
 241     const base::FilePath& profile_path) {
 242   size_t profile_index = GetIndexOfProfileWithPath(profile_path);
 243   if (profile_index == std::string::npos) {
 244     NOTREACHED();
 245     return;
 246   }
 247   base::string16 name = GetNameOfProfileAtIndex(profile_index);
 248
 249   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 250                     observer_list_,
 251                     OnProfileWillBeRemoved(profile_path));
 252
 253   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 254   base::DictionaryValue* cache = update.Get();
 255   std::string key = CacheKeyFromProfilePath(profile_path);
 256   cache->Remove(key, NULL);
 257   sorted_keys_.erase(std::find(sorted_keys_.begin(), sorted_keys_.end(), key));
 258
 259   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 260                     observer_list_,
 261                     OnProfileWasRemoved(profile_path, name));
 262 }
 263
 264 size_t ProfileInfoCache::GetNumberOfProfiles() const {
 265   return sorted_keys_.size();
 266 }
 267
 268 size_t ProfileInfoCache::GetIndexOfProfileWithPath(
 269     const base::FilePath& profile_path) const {
 270   if (profile_path.DirName() != user_data_dir_)
 271     return std::string::npos;
 272   std::string search_key = CacheKeyFromProfilePath(profile_path);
 273   for (size_t i = 0; i < sorted_keys_.size(); ++i) {
 274     if (sorted_keys_[i] == search_key)
 275       return i;
 276   }
 277   return std::string::npos;
 278 }
 279
 280 base::string16 ProfileInfoCache::GetNameOfProfileAtIndex(size_t index) const {
 281   base::string16 name;
 282   // Unless the user has customized the profile name, we should use the
 283   // profile's Gaia given name, if it's available.
 284   if (ProfileIsUsingDefaultNameAtIndex(index)) {
 285     base::string16 given_name = GetGAIAGivenNameOfProfileAtIndex(index);
 286     name = given_name.empty() ? GetGAIANameOfProfileAtIndex(index) : given_name;
 287   }
 288   if (name.empty())
 289     GetInfoForProfileAtIndex(index)->GetString(kNameKey, &name);
 290   return name;
 291 }
 292
 293 base::string16 ProfileInfoCache::GetShortcutNameOfProfileAtIndex(size_t index)
 294     const {
 295   base::string16 shortcut_name;
 296   GetInfoForProfileAtIndex(index)->GetString(
 297       kShortcutNameKey, &shortcut_name);
 298   return shortcut_name;
 299 }
 300
 301 base::FilePath ProfileInfoCache::GetPathOfProfileAtIndex(size_t index) const {
 302   return user_data_dir_.AppendASCII(sorted_keys_[index]);
 303 }
 304
 305 base::Time ProfileInfoCache::GetProfileActiveTimeAtIndex(size_t index) const {
 306   double dt;
 307   if (GetInfoForProfileAtIndex(index)->GetDouble(kActiveTimeKey, &dt)) {
 308     return base::Time::FromDoubleT(dt);
 309   } else {
 310     return base::Time();
 311   }
 312 }
 313
 314 base::string16 ProfileInfoCache::GetUserNameOfProfileAtIndex(
 315     size_t index) const {
 316   base::string16 user_name;
 317   GetInfoForProfileAtIndex(index)->GetString(kUserNameKey, &user_name);
 318   return user_name;
 319 }
 320
 321 const gfx::Image& ProfileInfoCache::GetAvatarIconOfProfileAtIndex(
 322     size_t index) {
 323   if (IsUsingGAIAPictureOfProfileAtIndex(index)) {
 324     const gfx::Image* image = GetGAIAPictureOfProfileAtIndex(index);
 325     if (image)
 326       return *image;
 327   }
 328
 329   // Use the high resolution version of the avatar if it exists.
 330   if (switches::IsNewAvatarMenu()) {
 331     const gfx::Image* image = GetHighResAvatarOfProfileAtIndex(index);
 332     if (image)
 333       return *image;
 334   }
 335
 336   int resource_id = profiles::GetDefaultAvatarIconResourceIDAtIndex(
 337       GetAvatarIconIndexOfProfileAtIndex(index));
 338   return ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
 339 }
 340
 341 std::string ProfileInfoCache::GetLocalAuthCredentialsOfProfileAtIndex(
 342     size_t index) const {
 343   std::string credentials;
 344   GetInfoForProfileAtIndex(index)->GetString(kAuthCredentialsKey, &credentials);
 345   return credentials;
 346 }
 347
 348 bool ProfileInfoCache::GetBackgroundStatusOfProfileAtIndex(
 349     size_t index) const {
 350   bool background_app_status;
 351   if (!GetInfoForProfileAtIndex(index)->GetBoolean(kBackgroundAppsKey,
 352                                                    &background_app_status)) {
 353     return false;
 354   }
 355   return background_app_status;
 356 }
 357
 358 base::string16 ProfileInfoCache::GetGAIANameOfProfileAtIndex(
 359     size_t index) const {
 360   base::string16 name;
 361   GetInfoForProfileAtIndex(index)->GetString(kGAIANameKey, &name);
 362   return name;
 363 }
 364
 365 base::string16 ProfileInfoCache::GetGAIAGivenNameOfProfileAtIndex(
 366     size_t index) const {
 367   base::string16 name;
 368   GetInfoForProfileAtIndex(index)->GetString(kGAIAGivenNameKey, &name);
 369   return name;
 370 }
 371
 372 const gfx::Image* ProfileInfoCache::GetGAIAPictureOfProfileAtIndex(
 373     size_t index) const {
 374   base::FilePath path = GetPathOfProfileAtIndex(index);
 375   std::string key = CacheKeyFromProfilePath(path);
 376
 377   std::string file_name;
 378   GetInfoForProfileAtIndex(index)->GetString(
 379       kGAIAPictureFileNameKey, &file_name);
 380
 381   // If the picture is not on disk then return NULL.
 382   if (file_name.empty())
 383     return NULL;
 384
 385   base::FilePath image_path = path.AppendASCII(file_name);
 386   return LoadAvatarPictureFromPath(path, key, image_path);
 387 }
 388
 389 bool ProfileInfoCache::IsUsingGAIAPictureOfProfileAtIndex(size_t index) const {
 390   bool value = false;
 391   GetInfoForProfileAtIndex(index)->GetBoolean(kUseGAIAPictureKey, &value);
 392   if (!value) {
 393     // Prefer the GAIA avatar over a non-customized avatar.
 394     value = ProfileIsUsingDefaultAvatarAtIndex(index) &&
 395         GetGAIAPictureOfProfileAtIndex(index);
 396   }
 397   return value;
 398 }
 399
 400 bool ProfileInfoCache::ProfileIsSupervisedAtIndex(size_t index) const {
 401   return !GetSupervisedUserIdOfProfileAtIndex(index).empty();
 402 }
 403
 404 bool ProfileInfoCache::ProfileIsChildAtIndex(size_t index) const {
 405 #if defined(ENABLE_SUPERVISED_USERS)
 406   return GetSupervisedUserIdOfProfileAtIndex(index) ==
 407       supervised_users::kChildAccountSUID;
 408 #else
 409   return false;
 410 #endif
 411 }
 412
 413 bool ProfileInfoCache::ProfileIsLegacySupervisedAtIndex(size_t index) const {
 414   return ProfileIsSupervisedAtIndex(index) && !ProfileIsChildAtIndex(index);
 415 }
 416
 417 bool ProfileInfoCache::IsOmittedProfileAtIndex(size_t index) const {
 418   bool value = false;
 419   GetInfoForProfileAtIndex(index)->GetBoolean(kIsOmittedFromProfileListKey,
 420                                               &value);
 421   return value;
 422 }
 423
 424 bool ProfileInfoCache::ProfileIsSigninRequiredAtIndex(size_t index) const {
 425   bool value = false;
 426   GetInfoForProfileAtIndex(index)->GetBoolean(kSigninRequiredKey, &value);
 427   return value;
 428 }
 429
 430 std::string ProfileInfoCache::GetSupervisedUserIdOfProfileAtIndex(
 431     size_t index) const {
 432   std::string supervised_user_id;
 433   GetInfoForProfileAtIndex(index)->GetString(kSupervisedUserId,
 434                                              &supervised_user_id);
 435   return supervised_user_id;
 436 }
 437
 438 bool ProfileInfoCache::ProfileIsEphemeralAtIndex(size_t index) const {
 439   bool value = false;
 440   GetInfoForProfileAtIndex(index)->GetBoolean(kProfileIsEphemeral, &value);
 441   return value;
 442 }
 443
 444 bool ProfileInfoCache::ProfileIsUsingDefaultNameAtIndex(size_t index) const {
 445   bool value = false;
 446   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultNameKey, &value);
 447   return value;
 448 }
 449
 450 bool ProfileInfoCache::ProfileIsUsingDefaultAvatarAtIndex(size_t index) const {
 451   bool value = false;
 452   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultAvatarKey, &value);
 453   return value;
 454 }
 455
 456 bool ProfileInfoCache::ProfileIsAuthErrorAtIndex(size_t index) const {
 457   bool value = false;
 458   GetInfoForProfileAtIndex(index)->GetBoolean(kIsAuthErrorKey, &value);
 459   return value;
 460 }
 461
 462 size_t ProfileInfoCache::GetAvatarIconIndexOfProfileAtIndex(size_t index)
 463     const {
 464   std::string icon_url;
 465   GetInfoForProfileAtIndex(index)->GetString(kAvatarIconKey, &icon_url);
 466   size_t icon_index = 0;
 467   if (!profiles::IsDefaultAvatarIconUrl(icon_url, &icon_index))
 468     DLOG(WARNING) << "Unknown avatar icon: " << icon_url;
 469
 470   return icon_index;
 471 }
 472
 473 void ProfileInfoCache::SetProfileActiveTimeAtIndex(size_t index) {
 474   scoped_ptr<base::DictionaryValue> info(
 475       GetInfoForProfileAtIndex(index)->DeepCopy());
 476   info->SetDouble(kActiveTimeKey, base::Time::Now().ToDoubleT());
 477   // This takes ownership of |info|.
 478   SetInfoForProfileAtIndex(index, info.release());
 479 }
 480
 481 void ProfileInfoCache::SetNameOfProfileAtIndex(size_t index,
 482                                                const base::string16& name) {
 483   scoped_ptr<base::DictionaryValue> info(
 484       GetInfoForProfileAtIndex(index)->DeepCopy());
 485   base::string16 current_name;
 486   info->GetString(kNameKey, &current_name);
 487   if (name == current_name)
 488     return;
 489
 490   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 491   info->SetString(kNameKey, name);
 492
 493   // This takes ownership of |info|.
 494   SetInfoForProfileAtIndex(index, info.release());
 495
 496   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 497   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 498   UpdateSortForProfileIndex(index);
 499
 500   if (old_display_name != new_display_name) {
 501     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 502                       observer_list_,
 503                       OnProfileNameChanged(profile_path, old_display_name));
 504   }
 505 }
 506
 507 void ProfileInfoCache::SetShortcutNameOfProfileAtIndex(
 508     size_t index,
 509     const base::string16& shortcut_name) {
 510   if (shortcut_name == GetShortcutNameOfProfileAtIndex(index))
 511     return;
 512   scoped_ptr<base::DictionaryValue> info(
 513       GetInfoForProfileAtIndex(index)->DeepCopy());
 514   info->SetString(kShortcutNameKey, shortcut_name);
 515   // This takes ownership of |info|.
 516   SetInfoForProfileAtIndex(index, info.release());
 517 }
 518
 519 void ProfileInfoCache::SetUserNameOfProfileAtIndex(
 520     size_t index,
 521     const base::string16& user_name) {
 522   if (user_name == GetUserNameOfProfileAtIndex(index))
 523     return;
 524
 525   scoped_ptr<base::DictionaryValue> info(
 526       GetInfoForProfileAtIndex(index)->DeepCopy());
 527   info->SetString(kUserNameKey, user_name);
 528   // This takes ownership of |info|.
 529   SetInfoForProfileAtIndex(index, info.release());
 530
 531   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 532   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 533                     observer_list_,
 534                     OnProfileUserNameChanged(profile_path));
 535 }
 536
 537 void ProfileInfoCache::SetAvatarIconOfProfileAtIndex(size_t index,
 538                                                      size_t icon_index) {
 539   scoped_ptr<base::DictionaryValue> info(
 540       GetInfoForProfileAtIndex(index)->DeepCopy());
 541   info->SetString(kAvatarIconKey,
 542       profiles::GetDefaultAvatarIconUrl(icon_index));
 543   // This takes ownership of |info|.
 544   SetInfoForProfileAtIndex(index, info.release());
 545
 546   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 547
 548   if (switches::IsNewAvatarMenu() && !disable_avatar_download_for_testing_)
 549     DownloadHighResAvatarIfNeeded(icon_index, profile_path);
 550
 551   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 552                     observer_list_,
 553                     OnProfileAvatarChanged(profile_path));
 554 }
 555
 556 void ProfileInfoCache::SetIsOmittedProfileAtIndex(size_t index,
 557                                                   bool is_omitted) {
 558   if (IsOmittedProfileAtIndex(index) == is_omitted)
 559     return;
 560   scoped_ptr<base::DictionaryValue> info(
 561       GetInfoForProfileAtIndex(index)->DeepCopy());
 562   info->SetBoolean(kIsOmittedFromProfileListKey, is_omitted);
 563   // This takes ownership of |info|.
 564   SetInfoForProfileAtIndex(index, info.release());
 565
 566   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 567   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 568                     observer_list_,
 569                     OnProfileIsOmittedChanged(profile_path));
 570 }
 571
 572 void ProfileInfoCache::SetSupervisedUserIdOfProfileAtIndex(
 573     size_t index,
 574     const std::string& id) {
 575   if (GetSupervisedUserIdOfProfileAtIndex(index) == id)
 576     return;
 577   scoped_ptr<base::DictionaryValue> info(
 578       GetInfoForProfileAtIndex(index)->DeepCopy());
 579   info->SetString(kSupervisedUserId, id);
 580   // This takes ownership of |info|.
 581   SetInfoForProfileAtIndex(index, info.release());
 582
 583   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 584   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 585                     observer_list_,
 586                     OnProfileSupervisedUserIdChanged(profile_path));
 587 }
 588
 589 void ProfileInfoCache::SetLocalAuthCredentialsOfProfileAtIndex(
 590     size_t index,
 591     const std::string& credentials) {
 592   scoped_ptr<base::DictionaryValue> info(
 593       GetInfoForProfileAtIndex(index)->DeepCopy());
 594   info->SetString(kAuthCredentialsKey, credentials);
 595   // This takes ownership of |info|.
 596   SetInfoForProfileAtIndex(index, info.release());
 597 }
 598
 599 void ProfileInfoCache::SetBackgroundStatusOfProfileAtIndex(
 600     size_t index,
 601     bool running_background_apps) {
 602   if (GetBackgroundStatusOfProfileAtIndex(index) == running_background_apps)
 603     return;
 604   scoped_ptr<base::DictionaryValue> info(
 605       GetInfoForProfileAtIndex(index)->DeepCopy());
 606   info->SetBoolean(kBackgroundAppsKey, running_background_apps);
 607   // This takes ownership of |info|.
 608   SetInfoForProfileAtIndex(index, info.release());
 609 }
 610
 611 void ProfileInfoCache::SetGAIANameOfProfileAtIndex(size_t index,
 612                                                    const base::string16& name) {
 613   if (name == GetGAIANameOfProfileAtIndex(index))
 614     return;
 615
 616   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 617   scoped_ptr<base::DictionaryValue> info(
 618       GetInfoForProfileAtIndex(index)->DeepCopy());
 619   info->SetString(kGAIANameKey, name);
 620   // This takes ownership of |info|.
 621   SetInfoForProfileAtIndex(index, info.release());
 622   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 623   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 624   UpdateSortForProfileIndex(index);
 625
 626   if (old_display_name != new_display_name) {
 627     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 628                       observer_list_,
 629                       OnProfileNameChanged(profile_path, old_display_name));
 630   }
 631 }
 632
 633 void ProfileInfoCache::SetGAIAGivenNameOfProfileAtIndex(
 634     size_t index,
 635     const base::string16& name) {
 636   if (name == GetGAIAGivenNameOfProfileAtIndex(index))
 637     return;
 638
 639   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 640   scoped_ptr<base::DictionaryValue> info(
 641       GetInfoForProfileAtIndex(index)->DeepCopy());
 642   info->SetString(kGAIAGivenNameKey, name);
 643   // This takes ownership of |info|.
 644   SetInfoForProfileAtIndex(index, info.release());
 645   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 646   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 647   UpdateSortForProfileIndex(index);
 648
 649   if (old_display_name != new_display_name) {
 650     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 651                       observer_list_,
 652                       OnProfileNameChanged(profile_path, old_display_name));
 653   }
 654 }
 655
 656 void ProfileInfoCache::SetGAIAPictureOfProfileAtIndex(size_t index,
 657                                                       const gfx::Image* image) {
 658   base::FilePath path = GetPathOfProfileAtIndex(index);
 659   std::string key = CacheKeyFromProfilePath(path);
 660
 661   // Delete the old bitmap from cache.
 662   std::map<std::string, gfx::Image*>::iterator it =
 663       cached_avatar_images_.find(key);
 664   if (it != cached_avatar_images_.end()) {
 665     delete it->second;
 666     cached_avatar_images_.erase(it);
 667   }
 668
 669   std::string old_file_name;
 670   GetInfoForProfileAtIndex(index)->GetString(
 671       kGAIAPictureFileNameKey, &old_file_name);
 672   std::string new_file_name;
 673
 674   if (!image) {
 675     // Delete the old bitmap from disk.
 676     if (!old_file_name.empty()) {
 677       base::FilePath image_path = path.AppendASCII(old_file_name);
 678       BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 679                               base::Bind(&DeleteBitmap, image_path));
 680     }
 681   } else {
 682     // Save the new bitmap to disk.
 683     new_file_name =
 684         old_file_name.empty() ? profiles::kGAIAPictureFileName : old_file_name;
 685     base::FilePath image_path = path.AppendASCII(new_file_name);
 686     SaveAvatarImageAtPath(
 687         image, key, image_path, GetPathOfProfileAtIndex(index));
 688   }
 689
 690   scoped_ptr<base::DictionaryValue> info(
 691       GetInfoForProfileAtIndex(index)->DeepCopy());
 692   info->SetString(kGAIAPictureFileNameKey, new_file_name);
 693   // This takes ownership of |info|.
 694   SetInfoForProfileAtIndex(index, info.release());
 695
 696   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 697                     observer_list_,
 698                     OnProfileAvatarChanged(path));
 699 }
 700
 701 void ProfileInfoCache::SetIsUsingGAIAPictureOfProfileAtIndex(size_t index,
 702                                                              bool value) {
 703   scoped_ptr<base::DictionaryValue> info(
 704       GetInfoForProfileAtIndex(index)->DeepCopy());
 705   info->SetBoolean(kUseGAIAPictureKey, value);
 706   // This takes ownership of |info|.
 707   SetInfoForProfileAtIndex(index, info.release());
 708
 709   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 710   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 711                     observer_list_,
 712                     OnProfileAvatarChanged(profile_path));
 713 }
 714
 715 void ProfileInfoCache::SetProfileSigninRequiredAtIndex(size_t index,
 716                                                        bool value) {
 717   if (value == ProfileIsSigninRequiredAtIndex(index))
 718     return;
 719
 720   scoped_ptr<base::DictionaryValue> info(
 721       GetInfoForProfileAtIndex(index)->DeepCopy());
 722   info->SetBoolean(kSigninRequiredKey, value);
 723   // This takes ownership of |info|.
 724   SetInfoForProfileAtIndex(index, info.release());
 725
 726   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 727   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 728                     observer_list_,
 729                     OnProfileSigninRequiredChanged(profile_path));
 730 }
 731
 732 void ProfileInfoCache::SetProfileIsEphemeralAtIndex(size_t index, bool value) {
 733   if (value == ProfileIsEphemeralAtIndex(index))
 734     return;
 735
 736   scoped_ptr<base::DictionaryValue> info(
 737       GetInfoForProfileAtIndex(index)->DeepCopy());
 738   info->SetBoolean(kProfileIsEphemeral, value);
 739   // This takes ownership of |info|.
 740   SetInfoForProfileAtIndex(index, info.release());
 741 }
 742
 743 void ProfileInfoCache::SetProfileIsUsingDefaultNameAtIndex(
 744     size_t index, bool value) {
 745   if (value == ProfileIsUsingDefaultNameAtIndex(index))
 746     return;
 747
 748   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 749
 750   scoped_ptr<base::DictionaryValue> info(
 751       GetInfoForProfileAtIndex(index)->DeepCopy());
 752   info->SetBoolean(kIsUsingDefaultNameKey, value);
 753   // This takes ownership of |info|.
 754   SetInfoForProfileAtIndex(index, info.release());
 755
 756   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 757   const base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 758
 759   if (old_display_name != new_display_name) {
 760     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 761                       observer_list_,
 762                       OnProfileNameChanged(profile_path, old_display_name));
 763   }
 764 }
 765
 766 void ProfileInfoCache::SetProfileIsUsingDefaultAvatarAtIndex(
 767     size_t index, bool value) {
 768   if (value == ProfileIsUsingDefaultAvatarAtIndex(index))
 769     return;
 770
 771   scoped_ptr<base::DictionaryValue> info(
 772       GetInfoForProfileAtIndex(index)->DeepCopy());
 773   info->SetBoolean(kIsUsingDefaultAvatarKey, value);
 774   // This takes ownership of |info|.
 775   SetInfoForProfileAtIndex(index, info.release());
 776 }
 777
 778 void ProfileInfoCache::SetProfileIsAuthErrorAtIndex(size_t index, bool value) {
 779   if (value == ProfileIsAuthErrorAtIndex(index))
 780     return;
 781
 782   scoped_ptr<base::DictionaryValue> info(
 783       GetInfoForProfileAtIndex(index)->DeepCopy());
 784   info->SetBoolean(kIsAuthErrorKey, value);
 785   // This takes ownership of |info|.
 786   SetInfoForProfileAtIndex(index, info.release());
 787 }
 788
 789 bool ProfileInfoCache::IsDefaultProfileName(const base::string16& name) const {
 790   // Check if it's a "First user" old-style name.
 791   if (name == l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME) ||
 792       name == l10n_util::GetStringUTF16(IDS_LEGACY_DEFAULT_PROFILE_NAME))
 793     return true;
 794
 795   // Check if it's one of the old-style profile names.
 796   for (size_t i = 0; i < arraysize(kDefaultNames); ++i) {
 797     if (name == l10n_util::GetStringUTF16(kDefaultNames[i]))
 798       return true;
 799   }
 800
 801   // Check whether it's one of the "Person %d" style names.
 802   std::string default_name_format = l10n_util::GetStringFUTF8(
 803       IDS_NEW_NUMBERED_PROFILE_NAME, base::ASCIIToUTF16("%d"));
 804
 805   int generic_profile_number;  // Unused. Just a placeholder for sscanf.
 806   int assignments = sscanf(base::UTF16ToUTF8(name).c_str(),
 807                            default_name_format.c_str(),
 808                            &generic_profile_number);
 809   // Unless it matched the format, this is a custom name.
 810   return assignments == 1;
 811 }
 812
 813 base::string16 ProfileInfoCache::ChooseNameForNewProfile(
 814     size_t icon_index) const {
 815   base::string16 name;
 816   for (int name_index = 1; ; ++name_index) {
 817     if (switches::IsNewAvatarMenu()) {
 818       name = l10n_util::GetStringFUTF16Int(IDS_NEW_NUMBERED_PROFILE_NAME,
 819                                            name_index);
 820     } else if (icon_index < profiles::GetGenericAvatarIconCount()) {
 821       name = l10n_util::GetStringFUTF16Int(IDS_NUMBERED_PROFILE_NAME,
 822                                            name_index);
 823     } else {
 824       name = l10n_util::GetStringUTF16(
 825           kDefaultNames[icon_index - profiles::GetGenericAvatarIconCount()]);
 826       if (name_index > 1)
 827         name.append(base::UTF8ToUTF16(base::IntToString(name_index)));
 828     }
 829
 830     // Loop through previously named profiles to ensure we're not duplicating.
 831     bool name_found = false;
 832     for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 833       if (GetNameOfProfileAtIndex(i) == name) {
 834         name_found = true;
 835         break;
 836       }
 837     }
 838     if (!name_found)
 839       return name;
 840   }
 841 }
 842
 843 size_t ProfileInfoCache::ChooseAvatarIconIndexForNewProfile() const {
 844   size_t icon_index = 0;
 845   // Try to find a unique, non-generic icon.
 846   if (ChooseAvatarIconIndexForNewProfile(false, true, &icon_index))
 847     return icon_index;
 848   // Try to find any unique icon.
 849   if (ChooseAvatarIconIndexForNewProfile(true, true, &icon_index))
 850     return icon_index;
 851   // Settle for any random icon, even if it's not unique.
 852   if (ChooseAvatarIconIndexForNewProfile(true, false, &icon_index))
 853     return icon_index;
 854
 855   NOTREACHED();
 856   return 0;
 857 }
 858
 859 const base::FilePath& ProfileInfoCache::GetUserDataDir() const {
 860   return user_data_dir_;
 861 }
 862
 863 // static
 864 void ProfileInfoCache::RegisterPrefs(PrefRegistrySimple* registry) {
 865   registry->RegisterDictionaryPref(prefs::kProfileInfoCache);
 866 }
 867
 868 void ProfileInfoCache::DownloadHighResAvatarIfNeeded(
 869     size_t icon_index,
 870     const base::FilePath& profile_path) {
 871   // Downloading is only supported on desktop.
 872 #if defined(OS_ANDROID) || defined(OS_IOS) || defined(OS_CHROMEOS)
 873   return;
 874 #endif
 875   DCHECK(!disable_avatar_download_for_testing_);
 876
 877   const base::FilePath& file_path =
 878       profiles::GetPathOfHighResAvatarAtIndex(icon_index);
 879   base::Closure callback =
 880       base::Bind(&ProfileInfoCache::DownloadHighResAvatar,
 881                  AsWeakPtr(),
 882                  icon_index,
 883                  profile_path);
 884   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 885       base::Bind(&RunCallbackIfFileMissing, file_path, callback));
 886 }
 887
 888 void ProfileInfoCache::SaveAvatarImageAtPath(
 889     const gfx::Image* image,
 890     const std::string& key,
 891     const base::FilePath& image_path,
 892     const base::FilePath& profile_path) {
 893   cached_avatar_images_[key] = new gfx::Image(*image);
 894
 895   scoped_ptr<ImageData> data(new ImageData);
 896   scoped_refptr<base::RefCountedMemory> png_data = image->As1xPNGBytes();
 897   data->assign(png_data->front(), png_data->front() + png_data->size());
 898
 899   // Remove the file from the list of downloads in progress. Note that this list
 900   // only contains the high resolution avatars, and not the Gaia profile images.
 901   auto downloader_iter = avatar_images_downloads_in_progress_.find(key);
 902   if (downloader_iter != avatar_images_downloads_in_progress_.end()) {
 903     // We mustn't delete the avatar downloader right here, since we're being
 904     // called by it.
 905     BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE,
 906                               downloader_iter->second);
 907     avatar_images_downloads_in_progress_.erase(downloader_iter);
 908   }
 909
 910   if (!data->size()) {
 911     LOG(ERROR) << "Failed to PNG encode the image.";
 912   } else {
 913     base::Closure callback = base::Bind(&ProfileInfoCache::OnAvatarPictureSaved,
 914         AsWeakPtr(), key, profile_path);
 915     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 916         base::Bind(&SaveBitmap, base::Passed(&data), image_path, callback));
 917   }
 918 }
 919
 920 const base::DictionaryValue* ProfileInfoCache::GetInfoForProfileAtIndex(
 921     size_t index) const {
 922   DCHECK_LT(index, GetNumberOfProfiles());
 923   const base::DictionaryValue* cache =
 924       prefs_->GetDictionary(prefs::kProfileInfoCache);
 925   const base::DictionaryValue* info = NULL;
 926   cache->GetDictionaryWithoutPathExpansion(sorted_keys_[index], &info);
 927   return info;
 928 }
 929
 930 void ProfileInfoCache::SetInfoForProfileAtIndex(size_t index,
 931                                                 base::DictionaryValue* info) {
 932   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 933   base::DictionaryValue* cache = update.Get();
 934   cache->SetWithoutPathExpansion(sorted_keys_[index], info);
 935 }
 936
 937 std::string ProfileInfoCache::CacheKeyFromProfilePath(
 938     const base::FilePath& profile_path) const {
 939   DCHECK(user_data_dir_ == profile_path.DirName());
 940   base::FilePath base_name = profile_path.BaseName();
 941   return base_name.MaybeAsASCII();
 942 }
 943
 944 std::vector<std::string>::iterator ProfileInfoCache::FindPositionForProfile(
 945     const std::string& search_key,
 946     const base::string16& search_name) {
 947   base::string16 search_name_l = base::i18n::ToLower(search_name);
 948   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 949     base::string16 name_l = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
 950     int name_compare = search_name_l.compare(name_l);
 951     if (name_compare < 0)
 952       return sorted_keys_.begin() + i;
 953     if (name_compare == 0) {
 954       int key_compare = search_key.compare(sorted_keys_[i]);
 955       if (key_compare < 0)
 956         return sorted_keys_.begin() + i;
 957     }
 958   }
 959   return sorted_keys_.end();
 960 }
 961
 962 bool ProfileInfoCache::IconIndexIsUnique(size_t icon_index) const {
 963   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 964     if (GetAvatarIconIndexOfProfileAtIndex(i) == icon_index)
 965       return false;
 966   }
 967   return true;
 968 }
 969
 970 bool ProfileInfoCache::ChooseAvatarIconIndexForNewProfile(
 971     bool allow_generic_icon,
 972     bool must_be_unique,
 973     size_t* out_icon_index) const {
 974   // Always allow all icons for new profiles if using the
 975   // --new-avatar-menu flag.
 976   if (switches::IsNewAvatarMenu())
 977     allow_generic_icon = true;
 978   size_t start = allow_generic_icon ? 0 : profiles::GetGenericAvatarIconCount();
 979   size_t end = profiles::GetDefaultAvatarIconCount();
 980   size_t count = end - start;
 981
 982   int rand = base::RandInt(0, count);
 983   for (size_t i = 0; i < count; ++i) {
 984     size_t icon_index = start + (rand + i) %  count;
 985     if (!must_be_unique || IconIndexIsUnique(icon_index)) {
 986       *out_icon_index = icon_index;
 987       return true;
 988     }
 989   }
 990
 991   return false;
 992 }
 993
 994 void ProfileInfoCache::UpdateSortForProfileIndex(size_t index) {
 995   base::string16 name = GetNameOfProfileAtIndex(index);
 996
 997   // Remove and reinsert key in |sorted_keys_| to alphasort.
 998   std::string key = CacheKeyFromProfilePath(GetPathOfProfileAtIndex(index));
 999   std::vector<std::string>::iterator key_it =
1000       std::find(sorted_keys_.begin(), sorted_keys_.end(), key);
1001   DCHECK(key_it != sorted_keys_.end());
1002   sorted_keys_.erase(key_it);
1003   sorted_keys_.insert(FindPositionForProfile(key, name), key);
1004 }
1005
1006 const gfx::Image* ProfileInfoCache::GetHighResAvatarOfProfileAtIndex(
1007     size_t index) const {
1008   int avatar_index = GetAvatarIconIndexOfProfileAtIndex(index);
1009   std::string key = profiles::GetDefaultAvatarIconFileNameAtIndex(avatar_index);
1010
1011   // If this is the placeholder avatar, it is already included in the
1012   // resources, so it doesn't need to be downloaded.
1013   if (!strcmp(key.c_str(), profiles::GetNoHighResAvatarFileName())) {
1014     return &ui::ResourceBundle::GetSharedInstance().GetImageNamed(
1015         profiles::GetPlaceholderAvatarIconResourceID());
1016   }
1017
1018   base::FilePath image_path =
1019       profiles::GetPathOfHighResAvatarAtIndex(avatar_index);
1020   return LoadAvatarPictureFromPath(GetPathOfProfileAtIndex(index),
1021                                    key, image_path);
1022 }
1023
1024 void ProfileInfoCache::DownloadHighResAvatar(
1025     size_t icon_index,
1026     const base::FilePath& profile_path) {
1027   // Downloading is only supported on desktop.
1028 #if defined(OS_ANDROID) || defined(OS_IOS) || defined(OS_CHROMEOS)
1029   return;
1030 #endif
1031   // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1032   // is fixed.
1033   tracked_objects::ScopedTracker tracking_profile1(
1034       FROM_HERE_WITH_EXPLICIT_FUNCTION(
1035           "461175 ProfileInfoCache::DownloadHighResAvatar::GetFileName"));
1036   const std::string file_name =
1037       profiles::GetDefaultAvatarIconFileNameAtIndex(icon_index);
1038   // If the file is already being downloaded, don't start another download.
1039   if (avatar_images_downloads_in_progress_.count(file_name))
1040     return;
1041
1042   // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1043   // is fixed.
1044   tracked_objects::ScopedTracker tracking_profile2(
1045       FROM_HERE_WITH_EXPLICIT_FUNCTION(
1046           "461175 ProfileInfoCache::DownloadHighResAvatar::MakeDownloader"));
1047   // Start the download for this file. The cache takes ownership of the
1048   // |avatar_downloader|, which will be deleted when the download completes, or
1049   // if that never happens, when the ProfileInfoCache is destroyed.
1050   ProfileAvatarDownloader* avatar_downloader = new ProfileAvatarDownloader(
1051       icon_index,
1052       profile_path,
1053       this);
1054   avatar_images_downloads_in_progress_[file_name] = avatar_downloader;
1055
1056   // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1057   // is fixed.
1058   tracked_objects::ScopedTracker tracking_profile3(
1059       FROM_HERE_WITH_EXPLICIT_FUNCTION(
1060           "461175 ProfileInfoCache::DownloadHighResAvatar::StartDownload"));
1061   avatar_downloader->Start();
1062 }
1063
1064 const gfx::Image* ProfileInfoCache::LoadAvatarPictureFromPath(
1065     const base::FilePath& profile_path,
1066     const std::string& key,
1067     const base::FilePath& image_path) const {
1068   // If the picture is already loaded then use it.
1069   if (cached_avatar_images_.count(key)) {
1070     if (cached_avatar_images_[key]->IsEmpty())
1071       return NULL;
1072     return cached_avatar_images_[key];
1073   }
1074
1075   // Don't download the image if downloading is disabled for tests.
1076   if (disable_avatar_download_for_testing_)
1077     return NULL;
1078
1079   // If the picture is already being loaded then don't try loading it again.
1080   if (cached_avatar_images_loading_[key])
1081     return NULL;
1082   cached_avatar_images_loading_[key] = true;
1083
1084   gfx::Image** image = new gfx::Image*;
1085   BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
1086       base::Bind(&ReadBitmap, image_path, image),
1087       base::Bind(&ProfileInfoCache::OnAvatarPictureLoaded,
1088           const_cast<ProfileInfoCache*>(this)->AsWeakPtr(),
1089           profile_path, key, image));
1090   return NULL;
1091 }
1092
1093 void ProfileInfoCache::OnAvatarPictureLoaded(const base::FilePath& profile_path,
1094                                              const std::string& key,
1095                                              gfx::Image** image) const {
1096   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
1097   // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1098   // is fixed.
1099   tracked_objects::ScopedTracker tracking_profile1(
1100       FROM_HERE_WITH_EXPLICIT_FUNCTION(
1101           "461175 ProfileInfoCache::OnAvatarPictureLoaded::Start"));
1102
1103   cached_avatar_images_loading_[key] = false;
1104   delete cached_avatar_images_[key];
1105
1106   if (*image) {
1107     // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1108     // is fixed.
1109     tracked_objects::ScopedTracker tracking_profile2(
1110         FROM_HERE_WITH_EXPLICIT_FUNCTION(
1111             "461175 ProfileInfoCache::OnAvatarPictureLoaded::SetImage"));
1112     cached_avatar_images_[key] = *image;
1113   } else {
1114     // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1115     // is fixed.
1116     tracked_objects::ScopedTracker tracking_profile3(
1117         FROM_HERE_WITH_EXPLICIT_FUNCTION(
1118             "461175 ProfileInfoCache::OnAvatarPictureLoaded::MakeEmptyImage"));
1119     // Place an empty image in the cache to avoid reloading it again.
1120     cached_avatar_images_[key] = new gfx::Image();
1121   }
1122   // TODO(erikchen): Remove ScopedTracker below once http://crbug.com/461175
1123   // is fixed.
1124   tracked_objects::ScopedTracker tracking_profile4(
1125       FROM_HERE_WITH_EXPLICIT_FUNCTION(
1126           "461175 ProfileInfoCache::OnAvatarPictureLoaded::DeleteImage"));
1127   delete image;
1128
1129   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
1130                     observer_list_,
1131                     OnProfileHighResAvatarLoaded(profile_path));
1132 }
1133
1134 void ProfileInfoCache::OnAvatarPictureSaved(
1135       const std::string& file_name,
1136       const base::FilePath& profile_path) {
1137   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
1138
1139   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
1140       observer_list_,
1141       OnProfileHighResAvatarLoaded(profile_path));
1142 }
1143
1144 void ProfileInfoCache::MigrateLegacyProfileNamesAndDownloadAvatars() {
1145   DCHECK(switches::IsNewAvatarMenu());
1146
1147   // Only do this on desktop platforms.
1148 #if !defined(OS_ANDROID) && !defined(OS_IOS) && !defined(OS_CHROMEOS)
1149   // Migrate any legacy profile names ("First user", "Default Profile") to
1150   // new style default names ("Person 1"). The problem here is that every
1151   // time you rename a profile, the ProfileInfoCache sorts itself, so
1152   // whatever you were iterating through is no longer valid. We need to
1153   // save a list of the profile paths (which thankfully do not change) that
1154   // need to be renamed. We also can't pre-compute the new names, as they
1155   // depend on the names of all the other profiles in the info cache, so they
1156   // need to be re-computed after each rename.
1157   std::vector<base::FilePath> profiles_to_rename;
1158
1159   const base::string16 default_profile_name = base::i18n::ToLower(
1160       l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME));
1161   const base::string16 default_legacy_profile_name = base::i18n::ToLower(
1162       l10n_util::GetStringUTF16(IDS_LEGACY_DEFAULT_PROFILE_NAME));
1163
1164   for (size_t i = 0; i < GetNumberOfProfiles(); i++) {
1165     DownloadHighResAvatarIfNeeded(GetAvatarIconIndexOfProfileAtIndex(i),
1166                                   GetPathOfProfileAtIndex(i));
1167
1168     base::string16 name = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
1169     if (name == default_profile_name || name == default_legacy_profile_name)
1170       profiles_to_rename.push_back(GetPathOfProfileAtIndex(i));
1171   }
1172
1173   // Rename the necessary profiles.
1174   std::vector<base::FilePath>::const_iterator it;
1175   for (it = profiles_to_rename.begin(); it != profiles_to_rename.end(); ++it) {
1176     size_t profile_index = GetIndexOfProfileWithPath(*it);
1177     SetProfileIsUsingDefaultNameAtIndex(profile_index, true);
1178     // This will assign a new "Person %d" type name and re-sort the cache.
1179     SetNameOfProfileAtIndex(profile_index, ChooseNameForNewProfile(
1180         GetAvatarIconIndexOfProfileAtIndex(profile_index)));
1181   }
1182 #endif
1183 }