src/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/file_util.h"
   9 #include "base/format_macros.h"
  10 #include "base/i18n/case_conversion.h"
  11 #include "base/logging.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/prefs/pref_registry_simple.h"
  14 #include "base/prefs/pref_service.h"
  15 #include "base/prefs/scoped_user_pref_update.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/stringprintf.h"
  21 #include "base/strings/utf_string_conversions.h"
  22 #include "base/values.h"
  23 #include "chrome/browser/browser_process.h"
  24 #include "chrome/browser/chrome_notification_types.h"
  25 #include "chrome/common/pref_names.h"
  26 #include "chrome/common/profile_management_switches.h"
  27 #include "content/public/browser/browser_thread.h"
  28 #include "content/public/browser/notification_service.h"
  29 #include "grit/generated_resources.h"
  30 #include "grit/theme_resources.h"
  31 #include "third_party/skia/include/core/SkBitmap.h"
  32 #include "ui/base/l10n/l10n_util.h"
  33 #include "ui/base/resource/resource_bundle.h"
  34 #include "ui/gfx/image/image.h"
  35 #include "ui/gfx/image/image_util.h"
  36
  37 using content::BrowserThread;
  38
  39 namespace {
  40
  41 const char kNameKey[] = "name";
  42 const char kShortcutNameKey[] = "shortcut_name";
  43 const char kGAIANameKey[] = "gaia_name";
  44 const char kGAIAGivenNameKey[] = "gaia_given_name";
  45 const char kUserNameKey[] = "user_name";
  46 const char kIsUsingDefaultName[] = "is_using_default_name";
  47 const char kAvatarIconKey[] = "avatar_icon";
  48 const char kAuthCredentialsKey[] = "local_auth_credentials";
  49 const char kUseGAIAPictureKey[] = "use_gaia_picture";
  50 const char kBackgroundAppsKey[] = "background_apps";
  51 const char kGAIAPictureFileNameKey[] = "gaia_picture_file_name";
  52 const char kIsManagedKey[] = "is_managed";
  53 const char kIsOmittedFromProfileListKey[] = "is_omitted_from_profile_list";
  54 const char kSigninRequiredKey[] = "signin_required";
  55 const char kManagedUserId[] = "managed_user_id";
  56 const char kProfileIsEphemeral[] = "is_ephemeral";
  57 const char kActiveTimeKey[] = "active_time";
  58
  59 const char kDefaultUrlPrefix[] = "chrome://theme/IDR_PROFILE_AVATAR_";
  60 const char kGAIAPictureFileName[] = "Google Profile Picture.png";
  61
  62 const int kDefaultAvatarIconResources[] = {
  63   IDR_PROFILE_AVATAR_0,
  64   IDR_PROFILE_AVATAR_1,
  65   IDR_PROFILE_AVATAR_2,
  66   IDR_PROFILE_AVATAR_3,
  67   IDR_PROFILE_AVATAR_4,
  68   IDR_PROFILE_AVATAR_5,
  69   IDR_PROFILE_AVATAR_6,
  70   IDR_PROFILE_AVATAR_7,
  71   IDR_PROFILE_AVATAR_8,
  72   IDR_PROFILE_AVATAR_9,
  73   IDR_PROFILE_AVATAR_10,
  74   IDR_PROFILE_AVATAR_11,
  75   IDR_PROFILE_AVATAR_12,
  76   IDR_PROFILE_AVATAR_13,
  77   IDR_PROFILE_AVATAR_14,
  78   IDR_PROFILE_AVATAR_15,
  79   IDR_PROFILE_AVATAR_16,
  80   IDR_PROFILE_AVATAR_17,
  81   IDR_PROFILE_AVATAR_18,
  82   IDR_PROFILE_AVATAR_19,
  83   IDR_PROFILE_AVATAR_20,
  84   IDR_PROFILE_AVATAR_21,
  85   IDR_PROFILE_AVATAR_22,
  86   IDR_PROFILE_AVATAR_23,
  87   IDR_PROFILE_AVATAR_24,
  88   IDR_PROFILE_AVATAR_25,
  89 };
  90
  91 const size_t kDefaultAvatarIconsCount = arraysize(kDefaultAvatarIconResources);
  92
  93 // The first 8 icons are generic.
  94 const size_t kGenericIconCount = 8;
  95
  96 // First eight are generic icons, which use IDS_NUMBERED_PROFILE_NAME.
  97 const int kDefaultNames[] = {
  98   IDS_DEFAULT_AVATAR_NAME_8,
  99   IDS_DEFAULT_AVATAR_NAME_9,
 100   IDS_DEFAULT_AVATAR_NAME_10,
 101   IDS_DEFAULT_AVATAR_NAME_11,
 102   IDS_DEFAULT_AVATAR_NAME_12,
 103   IDS_DEFAULT_AVATAR_NAME_13,
 104   IDS_DEFAULT_AVATAR_NAME_14,
 105   IDS_DEFAULT_AVATAR_NAME_15,
 106   IDS_DEFAULT_AVATAR_NAME_16,
 107   IDS_DEFAULT_AVATAR_NAME_17,
 108   IDS_DEFAULT_AVATAR_NAME_18,
 109   IDS_DEFAULT_AVATAR_NAME_19,
 110   IDS_DEFAULT_AVATAR_NAME_20,
 111   IDS_DEFAULT_AVATAR_NAME_21,
 112   IDS_DEFAULT_AVATAR_NAME_22,
 113   IDS_DEFAULT_AVATAR_NAME_23,
 114   IDS_DEFAULT_AVATAR_NAME_24,
 115   IDS_DEFAULT_AVATAR_NAME_25
 116 };
 117
 118 typedef std::vector<unsigned char> ImageData;
 119
 120 // Writes |data| to disk and takes ownership of the pointer. On completion
 121 // |success| is set to true on success and false on failure.
 122 void SaveBitmap(ImageData* data,
 123                 const base::FilePath& image_path,
 124                 bool* success) {
 125   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 126   scoped_ptr<ImageData> data_owner(data);
 127   *success = false;
 128
 129   // Make sure the destination directory exists.
 130   base::FilePath dir = image_path.DirName();
 131   if (!base::DirectoryExists(dir) && !base::CreateDirectory(dir)) {
 132     LOG(ERROR) << "Failed to create parent directory.";
 133     return;
 134   }
 135
 136   if (base::WriteFile(image_path, reinterpret_cast<char*>(&(*data)[0]),
 137                       data->size()) == -1) {
 138     LOG(ERROR) << "Failed to save image to file.";
 139     return;
 140   }
 141
 142   *success = true;
 143 }
 144
 145 // Reads a PNG from disk and decodes it. If the bitmap was successfully read
 146 // from disk the then |out_image| will contain the bitmap image, otherwise it
 147 // will be NULL.
 148 void ReadBitmap(const base::FilePath& image_path,
 149                 gfx::Image** out_image) {
 150   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 151   *out_image = NULL;
 152
 153   std::string image_data;
 154   if (!base::ReadFileToString(image_path, &image_data)) {
 155     LOG(ERROR) << "Failed to read PNG file from disk.";
 156     return;
 157   }
 158
 159   gfx::Image image = gfx::Image::CreateFrom1xPNGBytes(
 160       base::RefCountedString::TakeString(&image_data));
 161   if (image.IsEmpty()) {
 162     LOG(ERROR) << "Failed to decode PNG file.";
 163     return;
 164   }
 165
 166   *out_image = new gfx::Image(image);
 167 }
 168
 169 void DeleteBitmap(const base::FilePath& image_path) {
 170   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 171   base::DeleteFile(image_path, false);
 172 }
 173
 174 bool IsDefaultName(const base::string16& name) {
 175   // Check if it's a "First user" old-style name.
 176   if (name == l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME))
 177     return true;
 178
 179   // Check if it's one of the old-style profile names.
 180   for (size_t i = 0; i < arraysize(kDefaultNames); ++i) {
 181     if (name == l10n_util::GetStringUTF16(kDefaultNames[i]))
 182       return true;
 183   }
 184
 185   // Check whether it's one of the "Person %d" style names.
 186   std::string default_name_format = l10n_util::GetStringFUTF8(
 187       IDS_NEW_NUMBERED_PROFILE_NAME, base::string16()) + "%d";
 188
 189   int generic_profile_number;  // Unused. Just a placeholder for sscanf.
 190   int assignments = sscanf(base::UTF16ToUTF8(name).c_str(),
 191                            default_name_format.c_str(),
 192                            &generic_profile_number);
 193   // Unless it matched the format, this is a custom name.
 194   return assignments == 1;
 195 }
 196
 197 }  // namespace
 198
 199 ProfileInfoCache::ProfileInfoCache(PrefService* prefs,
 200                                    const base::FilePath& user_data_dir)
 201     : prefs_(prefs),
 202       user_data_dir_(user_data_dir) {
 203   // Populate the cache
 204   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 205   base::DictionaryValue* cache = update.Get();
 206   for (base::DictionaryValue::Iterator it(*cache);
 207        !it.IsAtEnd(); it.Advance()) {
 208     base::DictionaryValue* info = NULL;
 209     cache->GetDictionaryWithoutPathExpansion(it.key(), &info);
 210     base::string16 name;
 211     info->GetString(kNameKey, &name);
 212     sorted_keys_.insert(FindPositionForProfile(it.key(), name), it.key());
 213     // TODO(ibraaaa): delete this when 97% of our users are using M31.
 214     // http://crbug.com/276163
 215     bool is_managed = false;
 216     if (info->GetBoolean(kIsManagedKey, &is_managed)) {
 217       info->Remove(kIsManagedKey, NULL);
 218       info->SetString(kManagedUserId, is_managed ? "DUMMY_ID" : std::string());
 219     }
 220     info->SetBoolean(kIsUsingDefaultName, IsDefaultName(name));
 221   }
 222 }
 223
 224 ProfileInfoCache::~ProfileInfoCache() {
 225   STLDeleteContainerPairSecondPointers(
 226       gaia_pictures_.begin(), gaia_pictures_.end());
 227 }
 228
 229 void ProfileInfoCache::AddProfileToCache(const base::FilePath& profile_path,
 230                                          const base::string16& name,
 231                                          const base::string16& username,
 232                                          size_t icon_index,
 233                                          const std::string& managed_user_id) {
 234   std::string key = CacheKeyFromProfilePath(profile_path);
 235   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 236   base::DictionaryValue* cache = update.Get();
 237
 238   scoped_ptr<base::DictionaryValue> info(new base::DictionaryValue);
 239   info->SetString(kNameKey, name);
 240   info->SetString(kUserNameKey, username);
 241   info->SetString(kAvatarIconKey, GetDefaultAvatarIconUrl(icon_index));
 242   // Default value for whether background apps are running is false.
 243   info->SetBoolean(kBackgroundAppsKey, false);
 244   info->SetString(kManagedUserId, managed_user_id);
 245   info->SetBoolean(kIsOmittedFromProfileListKey, !managed_user_id.empty());
 246   info->SetBoolean(kProfileIsEphemeral, false);
 247   info->SetBoolean(kIsUsingDefaultName, IsDefaultName(name));
 248   cache->SetWithoutPathExpansion(key, info.release());
 249
 250   sorted_keys_.insert(FindPositionForProfile(key, name), key);
 251
 252   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 253                     observer_list_,
 254                     OnProfileAdded(profile_path));
 255
 256   content::NotificationService::current()->Notify(
 257       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 258       content::NotificationService::AllSources(),
 259       content::NotificationService::NoDetails());
 260 }
 261
 262 void ProfileInfoCache::AddObserver(ProfileInfoCacheObserver* obs) {
 263   observer_list_.AddObserver(obs);
 264 }
 265
 266 void ProfileInfoCache::RemoveObserver(ProfileInfoCacheObserver* obs) {
 267   observer_list_.RemoveObserver(obs);
 268 }
 269
 270 void ProfileInfoCache::DeleteProfileFromCache(
 271     const base::FilePath& profile_path) {
 272   size_t profile_index = GetIndexOfProfileWithPath(profile_path);
 273   if (profile_index == std::string::npos) {
 274     NOTREACHED();
 275     return;
 276   }
 277   base::string16 name = GetNameOfProfileAtIndex(profile_index);
 278
 279   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 280                     observer_list_,
 281                     OnProfileWillBeRemoved(profile_path));
 282
 283   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 284   base::DictionaryValue* cache = update.Get();
 285   std::string key = CacheKeyFromProfilePath(profile_path);
 286   cache->Remove(key, NULL);
 287   sorted_keys_.erase(std::find(sorted_keys_.begin(), sorted_keys_.end(), key));
 288
 289   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 290                     observer_list_,
 291                     OnProfileWasRemoved(profile_path, name));
 292
 293   content::NotificationService::current()->Notify(
 294       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 295       content::NotificationService::AllSources(),
 296       content::NotificationService::NoDetails());
 297 }
 298
 299 size_t ProfileInfoCache::GetNumberOfProfiles() const {
 300   return sorted_keys_.size();
 301 }
 302
 303 size_t ProfileInfoCache::GetIndexOfProfileWithPath(
 304     const base::FilePath& profile_path) const {
 305   if (profile_path.DirName() != user_data_dir_)
 306     return std::string::npos;
 307   std::string search_key = CacheKeyFromProfilePath(profile_path);
 308   for (size_t i = 0; i < sorted_keys_.size(); ++i) {
 309     if (sorted_keys_[i] == search_key)
 310       return i;
 311   }
 312   return std::string::npos;
 313 }
 314
 315 base::string16 ProfileInfoCache::GetNameOfProfileAtIndex(size_t index) const {
 316   base::string16 name;
 317   // Unless the user has customized the profile name, we should use the
 318   // profile's Gaia given name, if it's available.
 319   if (ProfileIsUsingDefaultNameAtIndex(index)) {
 320     base::string16 given_name = GetGAIAGivenNameOfProfileAtIndex(index);
 321     name = given_name.empty() ? GetGAIANameOfProfileAtIndex(index) : given_name;
 322   }
 323   if (name.empty())
 324     GetInfoForProfileAtIndex(index)->GetString(kNameKey, &name);
 325   return name;
 326 }
 327
 328 base::string16 ProfileInfoCache::GetShortcutNameOfProfileAtIndex(size_t index)
 329     const {
 330   base::string16 shortcut_name;
 331   GetInfoForProfileAtIndex(index)->GetString(
 332       kShortcutNameKey, &shortcut_name);
 333   return shortcut_name;
 334 }
 335
 336 base::FilePath ProfileInfoCache::GetPathOfProfileAtIndex(size_t index) const {
 337   return user_data_dir_.AppendASCII(sorted_keys_[index]);
 338 }
 339
 340 base::Time ProfileInfoCache::GetProfileActiveTimeAtIndex(size_t index) const {
 341   double dt;
 342   if (GetInfoForProfileAtIndex(index)->GetDouble(kActiveTimeKey, &dt)) {
 343     return base::Time::FromDoubleT(dt);
 344   } else {
 345     return base::Time();
 346   }
 347 }
 348
 349 base::string16 ProfileInfoCache::GetUserNameOfProfileAtIndex(
 350     size_t index) const {
 351   base::string16 user_name;
 352   GetInfoForProfileAtIndex(index)->GetString(kUserNameKey, &user_name);
 353   return user_name;
 354 }
 355
 356 const gfx::Image& ProfileInfoCache::GetAvatarIconOfProfileAtIndex(
 357     size_t index) const {
 358   if (IsUsingGAIAPictureOfProfileAtIndex(index)) {
 359     const gfx::Image* image = GetGAIAPictureOfProfileAtIndex(index);
 360     if (image)
 361       return *image;
 362   }
 363
 364   int resource_id = GetDefaultAvatarIconResourceIDAtIndex(
 365       GetAvatarIconIndexOfProfileAtIndex(index));
 366   return ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
 367 }
 368
 369 std::string ProfileInfoCache::GetLocalAuthCredentialsOfProfileAtIndex(
 370     size_t index) const {
 371   std::string credentials;
 372   GetInfoForProfileAtIndex(index)->GetString(kAuthCredentialsKey, &credentials);
 373   return credentials;
 374 }
 375
 376 bool ProfileInfoCache::GetBackgroundStatusOfProfileAtIndex(
 377     size_t index) const {
 378   bool background_app_status;
 379   if (!GetInfoForProfileAtIndex(index)->GetBoolean(kBackgroundAppsKey,
 380                                                    &background_app_status)) {
 381     return false;
 382   }
 383   return background_app_status;
 384 }
 385
 386 base::string16 ProfileInfoCache::GetGAIANameOfProfileAtIndex(
 387     size_t index) const {
 388   base::string16 name;
 389   GetInfoForProfileAtIndex(index)->GetString(kGAIANameKey, &name);
 390   return name;
 391 }
 392
 393 base::string16 ProfileInfoCache::GetGAIAGivenNameOfProfileAtIndex(
 394     size_t index) const {
 395   base::string16 name;
 396   GetInfoForProfileAtIndex(index)->GetString(kGAIAGivenNameKey, &name);
 397   return name;
 398 }
 399
 400 const gfx::Image* ProfileInfoCache::GetGAIAPictureOfProfileAtIndex(
 401     size_t index) const {
 402   base::FilePath path = GetPathOfProfileAtIndex(index);
 403   std::string key = CacheKeyFromProfilePath(path);
 404
 405   // If the picture is already loaded then use it.
 406   if (gaia_pictures_.count(key)) {
 407     if (gaia_pictures_[key]->IsEmpty())
 408       return NULL;
 409     return gaia_pictures_[key];
 410   }
 411
 412   std::string file_name;
 413   GetInfoForProfileAtIndex(index)->GetString(
 414       kGAIAPictureFileNameKey, &file_name);
 415
 416   // If the picture is not on disk or it is already being loaded then return
 417   // NULL.
 418   if (file_name.empty() || gaia_pictures_loading_[key])
 419     return NULL;
 420
 421   gaia_pictures_loading_[key] = true;
 422   base::FilePath image_path = path.AppendASCII(file_name);
 423   gfx::Image** image = new gfx::Image*;
 424   BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
 425       base::Bind(&ReadBitmap, image_path, image),
 426       base::Bind(&ProfileInfoCache::OnGAIAPictureLoaded,
 427           const_cast<ProfileInfoCache*>(this)->AsWeakPtr(), path, image));
 428
 429   return NULL;
 430 }
 431
 432 bool ProfileInfoCache::ProfileIsManagedAtIndex(size_t index) const {
 433   return !GetManagedUserIdOfProfileAtIndex(index).empty();
 434 }
 435
 436 bool ProfileInfoCache::IsOmittedProfileAtIndex(size_t index) const {
 437   bool value = false;
 438   GetInfoForProfileAtIndex(index)->GetBoolean(kIsOmittedFromProfileListKey,
 439                                               &value);
 440   return value;
 441 }
 442
 443 bool ProfileInfoCache::ProfileIsSigninRequiredAtIndex(size_t index) const {
 444   bool value = false;
 445   GetInfoForProfileAtIndex(index)->GetBoolean(kSigninRequiredKey, &value);
 446   return value;
 447 }
 448
 449 std::string ProfileInfoCache::GetManagedUserIdOfProfileAtIndex(
 450     size_t index) const {
 451   std::string managed_user_id;
 452   GetInfoForProfileAtIndex(index)->GetString(kManagedUserId, &managed_user_id);
 453   return managed_user_id;
 454 }
 455
 456 bool ProfileInfoCache::ProfileIsEphemeralAtIndex(size_t index) const {
 457   bool value = false;
 458   GetInfoForProfileAtIndex(index)->GetBoolean(kProfileIsEphemeral, &value);
 459   return value;
 460 }
 461
 462 bool ProfileInfoCache::ProfileIsUsingDefaultNameAtIndex(size_t index) const {
 463   bool value = false;
 464   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultName, &value);
 465   return value;
 466 }
 467
 468 void ProfileInfoCache::OnGAIAPictureLoaded(const base::FilePath& path,
 469                                            gfx::Image** image) const {
 470   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 471
 472   std::string key = CacheKeyFromProfilePath(path);
 473   gaia_pictures_loading_[key] = false;
 474
 475   if (*image) {
 476     delete gaia_pictures_[key];
 477     gaia_pictures_[key] = *image;
 478   } else {
 479     // Place an empty image in the cache to avoid reloading it again.
 480     gaia_pictures_[key] = new gfx::Image();
 481   }
 482   delete image;
 483
 484   content::NotificationService::current()->Notify(
 485       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 486       content::NotificationService::AllSources(),
 487       content::NotificationService::NoDetails());
 488 }
 489
 490 void ProfileInfoCache::OnGAIAPictureSaved(const base::FilePath& path,
 491                                           bool* success) const  {
 492   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 493
 494   if (*success) {
 495     content::NotificationService::current()->Notify(
 496         chrome::NOTIFICATION_PROFILE_CACHE_PICTURE_SAVED,
 497         content::NotificationService::AllSources(),
 498         content::NotificationService::NoDetails());
 499   }
 500   delete success;
 501 }
 502
 503 bool ProfileInfoCache::IsUsingGAIAPictureOfProfileAtIndex(
 504     size_t index) const {
 505   bool value = false;
 506   GetInfoForProfileAtIndex(index)->GetBoolean(kUseGAIAPictureKey, &value);
 507   return value;
 508 }
 509
 510 size_t ProfileInfoCache::GetAvatarIconIndexOfProfileAtIndex(size_t index)
 511     const {
 512   std::string icon_url;
 513   GetInfoForProfileAtIndex(index)->GetString(kAvatarIconKey, &icon_url);
 514   size_t icon_index = 0;
 515   if (!IsDefaultAvatarIconUrl(icon_url, &icon_index))
 516     DLOG(WARNING) << "Unknown avatar icon: " << icon_url;
 517
 518   return icon_index;
 519 }
 520
 521 void ProfileInfoCache::SetProfileActiveTimeAtIndex(size_t index) {
 522   scoped_ptr<base::DictionaryValue> info(
 523       GetInfoForProfileAtIndex(index)->DeepCopy());
 524   info->SetDouble(kActiveTimeKey, base::Time::Now().ToDoubleT());
 525   // This takes ownership of |info|.
 526   SetInfoQuietlyForProfileAtIndex(index, info.release());
 527 }
 528
 529 void ProfileInfoCache::SetNameOfProfileAtIndex(size_t index,
 530                                                const base::string16& name) {
 531   scoped_ptr<base::DictionaryValue> info(
 532       GetInfoForProfileAtIndex(index)->DeepCopy());
 533   base::string16 current_name;
 534   info->GetString(kNameKey, &current_name);
 535   if (name == current_name)
 536     return;
 537
 538   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 539   info->SetString(kNameKey, name);
 540   info->SetBoolean(kIsUsingDefaultName, false);
 541
 542   // This takes ownership of |info|.
 543   SetInfoForProfileAtIndex(index, info.release());
 544   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 545   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 546   UpdateSortForProfileIndex(index);
 547
 548   if (old_display_name != new_display_name) {
 549     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 550                       observer_list_,
 551                       OnProfileNameChanged(profile_path, old_display_name));
 552   }
 553 }
 554
 555 void ProfileInfoCache::SetShortcutNameOfProfileAtIndex(
 556     size_t index,
 557     const base::string16& shortcut_name) {
 558   if (shortcut_name == GetShortcutNameOfProfileAtIndex(index))
 559     return;
 560   scoped_ptr<base::DictionaryValue> info(
 561       GetInfoForProfileAtIndex(index)->DeepCopy());
 562   info->SetString(kShortcutNameKey, shortcut_name);
 563   // This takes ownership of |info|.
 564   SetInfoForProfileAtIndex(index, info.release());
 565 }
 566
 567 void ProfileInfoCache::SetUserNameOfProfileAtIndex(
 568     size_t index,
 569     const base::string16& user_name) {
 570   if (user_name == GetUserNameOfProfileAtIndex(index))
 571     return;
 572
 573   scoped_ptr<base::DictionaryValue> info(
 574       GetInfoForProfileAtIndex(index)->DeepCopy());
 575   info->SetString(kUserNameKey, user_name);
 576   // This takes ownership of |info|.
 577   SetInfoForProfileAtIndex(index, info.release());
 578 }
 579
 580 void ProfileInfoCache::SetAvatarIconOfProfileAtIndex(size_t index,
 581                                                      size_t icon_index) {
 582   scoped_ptr<base::DictionaryValue> info(
 583       GetInfoForProfileAtIndex(index)->DeepCopy());
 584   info->SetString(kAvatarIconKey, GetDefaultAvatarIconUrl(icon_index));
 585   // This takes ownership of |info|.
 586   SetInfoForProfileAtIndex(index, info.release());
 587
 588   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 589   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 590                     observer_list_,
 591                     OnProfileAvatarChanged(profile_path));
 592 }
 593
 594 void ProfileInfoCache::SetIsOmittedProfileAtIndex(size_t index,
 595                                                   bool is_omitted) {
 596   if (IsOmittedProfileAtIndex(index) == is_omitted)
 597     return;
 598   scoped_ptr<base::DictionaryValue> info(
 599       GetInfoForProfileAtIndex(index)->DeepCopy());
 600   info->SetBoolean(kIsOmittedFromProfileListKey, is_omitted);
 601   // This takes ownership of |info|.
 602   SetInfoForProfileAtIndex(index, info.release());
 603 }
 604
 605 void ProfileInfoCache::SetManagedUserIdOfProfileAtIndex(size_t index,
 606                                                         const std::string& id) {
 607   scoped_ptr<base::DictionaryValue> info(
 608       GetInfoForProfileAtIndex(index)->DeepCopy());
 609   info->SetString(kManagedUserId, id);
 610   // This takes ownership of |info|.
 611   SetInfoForProfileAtIndex(index, info.release());
 612 }
 613
 614 void ProfileInfoCache::SetLocalAuthCredentialsOfProfileAtIndex(
 615     size_t index,
 616     const std::string& credentials) {
 617   scoped_ptr<base::DictionaryValue> info(
 618       GetInfoForProfileAtIndex(index)->DeepCopy());
 619   info->SetString(kAuthCredentialsKey, credentials);
 620   // This takes ownership of |info|.
 621   SetInfoForProfileAtIndex(index, info.release());
 622 }
 623
 624 void ProfileInfoCache::SetBackgroundStatusOfProfileAtIndex(
 625     size_t index,
 626     bool running_background_apps) {
 627   if (GetBackgroundStatusOfProfileAtIndex(index) == running_background_apps)
 628     return;
 629   scoped_ptr<base::DictionaryValue> info(
 630       GetInfoForProfileAtIndex(index)->DeepCopy());
 631   info->SetBoolean(kBackgroundAppsKey, running_background_apps);
 632   // This takes ownership of |info|.
 633   SetInfoForProfileAtIndex(index, info.release());
 634 }
 635
 636 void ProfileInfoCache::SetGAIANameOfProfileAtIndex(size_t index,
 637                                                    const base::string16& name) {
 638   if (name == GetGAIANameOfProfileAtIndex(index))
 639     return;
 640
 641   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 642   scoped_ptr<base::DictionaryValue> info(
 643       GetInfoForProfileAtIndex(index)->DeepCopy());
 644   info->SetString(kGAIANameKey, name);
 645   // This takes ownership of |info|.
 646   SetInfoForProfileAtIndex(index, info.release());
 647   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 648   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 649   UpdateSortForProfileIndex(index);
 650
 651   if (old_display_name != new_display_name) {
 652     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 653                       observer_list_,
 654                       OnProfileNameChanged(profile_path, old_display_name));
 655   }
 656 }
 657
 658 void ProfileInfoCache::SetGAIAGivenNameOfProfileAtIndex(
 659     size_t index,
 660     const base::string16& name) {
 661   if (name == GetGAIAGivenNameOfProfileAtIndex(index))
 662     return;
 663
 664   scoped_ptr<base::DictionaryValue> info(
 665       GetInfoForProfileAtIndex(index)->DeepCopy());
 666   info->SetString(kGAIAGivenNameKey, name);
 667   // This takes ownership of |info|.
 668   SetInfoForProfileAtIndex(index, info.release());
 669 }
 670
 671 void ProfileInfoCache::SetGAIAPictureOfProfileAtIndex(size_t index,
 672                                                       const gfx::Image* image) {
 673   base::FilePath path = GetPathOfProfileAtIndex(index);
 674   std::string key = CacheKeyFromProfilePath(path);
 675
 676   // Delete the old bitmap from cache.
 677   std::map<std::string, gfx::Image*>::iterator it = gaia_pictures_.find(key);
 678   if (it != gaia_pictures_.end()) {
 679     delete it->second;
 680     gaia_pictures_.erase(it);
 681   }
 682
 683   std::string old_file_name;
 684   GetInfoForProfileAtIndex(index)->GetString(
 685       kGAIAPictureFileNameKey, &old_file_name);
 686   std::string new_file_name;
 687
 688   if (!image) {
 689     // Delete the old bitmap from disk.
 690     if (!old_file_name.empty()) {
 691       base::FilePath image_path = path.AppendASCII(old_file_name);
 692       BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 693                               base::Bind(&DeleteBitmap, image_path));
 694     }
 695   } else {
 696     // Save the new bitmap to disk.
 697     gaia_pictures_[key] = new gfx::Image(*image);
 698     scoped_ptr<ImageData> data(new ImageData);
 699     scoped_refptr<base::RefCountedMemory> png_data = image->As1xPNGBytes();
 700     data->assign(png_data->front(), png_data->front() + png_data->size());
 701     if (!data->size()) {
 702       LOG(ERROR) << "Failed to PNG encode the image.";
 703     } else {
 704       new_file_name =
 705           old_file_name.empty() ? kGAIAPictureFileName : old_file_name;
 706       base::FilePath image_path = path.AppendASCII(new_file_name);
 707       bool* success = new bool;
 708       BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
 709           base::Bind(&SaveBitmap, data.release(), image_path, success),
 710           base::Bind(&ProfileInfoCache::OnGAIAPictureSaved, AsWeakPtr(),
 711                      path, success));
 712     }
 713   }
 714
 715   scoped_ptr<base::DictionaryValue> info(
 716       GetInfoForProfileAtIndex(index)->DeepCopy());
 717   info->SetString(kGAIAPictureFileNameKey, new_file_name);
 718   // This takes ownership of |info|.
 719   SetInfoForProfileAtIndex(index, info.release());
 720
 721   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 722                     observer_list_,
 723                     OnProfileAvatarChanged(path));
 724 }
 725
 726 void ProfileInfoCache::SetIsUsingGAIAPictureOfProfileAtIndex(size_t index,
 727                                                              bool value) {
 728   scoped_ptr<base::DictionaryValue> info(
 729       GetInfoForProfileAtIndex(index)->DeepCopy());
 730   info->SetBoolean(kUseGAIAPictureKey, value);
 731   // This takes ownership of |info|.
 732   SetInfoForProfileAtIndex(index, info.release());
 733
 734   // Retrieve some info to update observers who care about avatar changes.
 735   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 736   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 737                     observer_list_,
 738                     OnProfileAvatarChanged(profile_path));
 739 }
 740
 741 void ProfileInfoCache::SetProfileSigninRequiredAtIndex(size_t index,
 742                                                        bool value) {
 743   if (value == ProfileIsSigninRequiredAtIndex(index))
 744     return;
 745
 746   scoped_ptr<base::DictionaryValue> info(
 747       GetInfoForProfileAtIndex(index)->DeepCopy());
 748   info->SetBoolean(kSigninRequiredKey, value);
 749   // This takes ownership of |info|.
 750   SetInfoForProfileAtIndex(index, info.release());
 751
 752   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 753   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 754                     observer_list_,
 755                     OnProfileSigninRequiredChanged(profile_path));
 756 }
 757
 758 void ProfileInfoCache::SetProfileIsEphemeralAtIndex(size_t index, bool value) {
 759   if (value == ProfileIsEphemeralAtIndex(index))
 760     return;
 761
 762   scoped_ptr<base::DictionaryValue> info(
 763       GetInfoForProfileAtIndex(index)->DeepCopy());
 764   info->SetBoolean(kProfileIsEphemeral, value);
 765   // This takes ownership of |info|.
 766   SetInfoForProfileAtIndex(index, info.release());
 767 }
 768
 769 void ProfileInfoCache::SetProfileIsUsingDefaultNameAtIndex(
 770     size_t index, bool value) {
 771   if (value == ProfileIsUsingDefaultNameAtIndex(index))
 772     return;
 773
 774   scoped_ptr<base::DictionaryValue> info(
 775       GetInfoForProfileAtIndex(index)->DeepCopy());
 776   info->SetBoolean(kIsUsingDefaultName, value);
 777   // This takes ownership of |info|.
 778   SetInfoForProfileAtIndex(index, info.release());
 779 }
 780
 781 base::string16 ProfileInfoCache::ChooseNameForNewProfile(
 782     size_t icon_index) const {
 783   base::string16 name;
 784   for (int name_index = 1; ; ++name_index) {
 785     if (switches::IsNewProfileManagement()) {
 786       name = l10n_util::GetStringFUTF16Int(IDS_NEW_NUMBERED_PROFILE_NAME,
 787                                            name_index);
 788     } else if (icon_index < kGenericIconCount) {
 789       name = l10n_util::GetStringFUTF16Int(IDS_NUMBERED_PROFILE_NAME,
 790                                            name_index);
 791     } else {
 792       name = l10n_util::GetStringUTF16(
 793           kDefaultNames[icon_index - kGenericIconCount]);
 794       if (name_index > 1)
 795         name.append(base::UTF8ToUTF16(base::IntToString(name_index)));
 796     }
 797
 798     // Loop through previously named profiles to ensure we're not duplicating.
 799     bool name_found = false;
 800     for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 801       if (GetNameOfProfileAtIndex(i) == name) {
 802         name_found = true;
 803         break;
 804       }
 805     }
 806     if (!name_found)
 807       return name;
 808   }
 809 }
 810
 811 bool ProfileInfoCache::IconIndexIsUnique(size_t icon_index) const {
 812   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 813     if (GetAvatarIconIndexOfProfileAtIndex(i) == icon_index)
 814       return false;
 815   }
 816   return true;
 817 }
 818
 819 bool ProfileInfoCache::ChooseAvatarIconIndexForNewProfile(
 820     bool allow_generic_icon,
 821     bool must_be_unique,
 822     size_t* out_icon_index) const {
 823   // Always allow all icons for new profiles if using the
 824   // --new-profile-management flag.
 825   if (switches::IsNewProfileManagement())
 826     allow_generic_icon = true;
 827   size_t start = allow_generic_icon ? 0 : kGenericIconCount;
 828   size_t end = GetDefaultAvatarIconCount();
 829   size_t count = end - start;
 830
 831   int rand = base::RandInt(0, count);
 832   for (size_t i = 0; i < count; ++i) {
 833     size_t icon_index = start + (rand + i) %  count;
 834     if (!must_be_unique || IconIndexIsUnique(icon_index)) {
 835       *out_icon_index = icon_index;
 836       return true;
 837     }
 838   }
 839
 840   return false;
 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 size_t ProfileInfoCache::GetDefaultAvatarIconCount() {
 865   return kDefaultAvatarIconsCount;
 866 }
 867
 868 // static
 869 int ProfileInfoCache::GetDefaultAvatarIconResourceIDAtIndex(size_t index) {
 870   DCHECK(IsDefaultAvatarIconIndex(index));
 871   return kDefaultAvatarIconResources[index];
 872 }
 873
 874 // static
 875 std::string ProfileInfoCache::GetDefaultAvatarIconUrl(size_t index) {
 876   DCHECK(IsDefaultAvatarIconIndex(index));
 877   return base::StringPrintf("%s%" PRIuS, kDefaultUrlPrefix, index);
 878 }
 879
 880 // static
 881 bool ProfileInfoCache::IsDefaultAvatarIconIndex(size_t index) {
 882   return index < kDefaultAvatarIconsCount;
 883 }
 884
 885 // static
 886 bool ProfileInfoCache::IsDefaultAvatarIconUrl(const std::string& url,
 887                                               size_t* icon_index) {
 888   DCHECK(icon_index);
 889   if (url.find(kDefaultUrlPrefix) != 0)
 890     return false;
 891
 892   int int_value = -1;
 893   if (base::StringToInt(base::StringPiece(url.begin() +
 894                                           strlen(kDefaultUrlPrefix),
 895                                           url.end()),
 896                         &int_value)) {
 897     if (int_value < 0 ||
 898         int_value >= static_cast<int>(kDefaultAvatarIconsCount))
 899       return false;
 900     *icon_index = int_value;
 901     return true;
 902   }
 903
 904   return false;
 905 }
 906
 907 const base::DictionaryValue* ProfileInfoCache::GetInfoForProfileAtIndex(
 908     size_t index) const {
 909   DCHECK_LT(index, GetNumberOfProfiles());
 910   const base::DictionaryValue* cache =
 911       prefs_->GetDictionary(prefs::kProfileInfoCache);
 912   const base::DictionaryValue* info = NULL;
 913   cache->GetDictionaryWithoutPathExpansion(sorted_keys_[index], &info);
 914   return info;
 915 }
 916
 917 void ProfileInfoCache::SetInfoQuietlyForProfileAtIndex(
 918     size_t index, base::DictionaryValue* info) {
 919   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 920   base::DictionaryValue* cache = update.Get();
 921   cache->SetWithoutPathExpansion(sorted_keys_[index], info);
 922 }
 923
 924 // TODO(noms): Switch to newer notification system.
 925 void ProfileInfoCache::SetInfoForProfileAtIndex(size_t index,
 926                                                 base::DictionaryValue* info) {
 927   SetInfoQuietlyForProfileAtIndex(index, info);
 928
 929   content::NotificationService::current()->Notify(
 930       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 931       content::NotificationService::AllSources(),
 932       content::NotificationService::NoDetails());
 933 }
 934
 935 std::string ProfileInfoCache::CacheKeyFromProfilePath(
 936     const base::FilePath& profile_path) const {
 937   DCHECK(user_data_dir_ == profile_path.DirName());
 938   base::FilePath base_name = profile_path.BaseName();
 939   return base_name.MaybeAsASCII();
 940 }
 941
 942 std::vector<std::string>::iterator ProfileInfoCache::FindPositionForProfile(
 943     const std::string& search_key,
 944     const base::string16& search_name) {
 945   base::string16 search_name_l = base::i18n::ToLower(search_name);
 946   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 947     base::string16 name_l = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
 948     int name_compare = search_name_l.compare(name_l);
 949     if (name_compare < 0)
 950       return sorted_keys_.begin() + i;
 951     if (name_compare == 0) {
 952       int key_compare = search_key.compare(sorted_keys_[i]);
 953       if (key_compare < 0)
 954         return sorted_keys_.begin() + i;
 955     }
 956   }
 957   return sorted_keys_.end();
 958 }
 959
 960 void ProfileInfoCache::UpdateSortForProfileIndex(size_t index) {
 961   base::string16 name = GetNameOfProfileAtIndex(index);
 962
 963   // Remove and reinsert key in |sorted_keys_| to alphasort.
 964   std::string key = CacheKeyFromProfilePath(GetPathOfProfileAtIndex(index));
 965   std::vector<std::string>::iterator key_it =
 966       std::find(sorted_keys_.begin(), sorted_keys_.end(), key);
 967   DCHECK(key_it != sorted_keys_.end());
 968   sorted_keys_.erase(key_it);
 969   sorted_keys_.insert(FindPositionForProfile(key, name), key);
 970
 971   content::NotificationService::current()->Notify(
 972       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 973       content::NotificationService::AllSources(),
 974       content::NotificationService::NoDetails());
 975 }
 976
 977 // static
 978 std::vector<base::string16> ProfileInfoCache::GetProfileNames() {
 979   std::vector<base::string16> names;
 980   PrefService* local_state = g_browser_process->local_state();
 981   const base::DictionaryValue* cache = local_state->GetDictionary(
 982       prefs::kProfileInfoCache);
 983   base::string16 name;
 984   for (base::DictionaryValue::Iterator it(*cache); !it.IsAtEnd();
 985        it.Advance()) {
 986     const base::DictionaryValue* info = NULL;
 987     it.value().GetAsDictionary(&info);
 988     info->GetString(kNameKey, &name);
 989     names.push_back(name);
 990   }
 991   return names;
 992 }
 993
 994 // static
 995 void ProfileInfoCache::RegisterPrefs(PrefRegistrySimple* registry) {
 996   registry->RegisterDictionaryPref(prefs::kProfileInfoCache);
 997 }