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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/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/rand_util.h"
16 #include "base/stl_util.h"
17 #include "base/strings/string_number_conversions.h"
18 #include "base/strings/string_piece.h"
19 #include "base/strings/utf_string_conversions.h"
20 #include "base/values.h"
21 #include "chrome/browser/browser_process.h"
22 #include "chrome/browser/chrome_notification_types.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 "components/signin/core/common/profile_management_switches.h"
28 #include "content/public/browser/browser_thread.h"
29 #include "content/public/browser/notification_service.h"
30 #include "grit/generated_resources.h"
31 #include "grit/theme_resources.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 kIsSupervisedKey[] = "is_managed";
53 const char kIsOmittedFromProfileListKey[] = "is_omitted_from_profile_list";
54 const char kSigninRequiredKey[] = "signin_required";
55 const char kSupervisedUserId[] = "managed_user_id";
56 const char kProfileIsEphemeral[] = "is_ephemeral";
57 const char kActiveTimeKey[] = "active_time";
58 
59 // First eight are generic icons, which use IDS_NUMBERED_PROFILE_NAME.
60 const int kDefaultNames[] = {
61   IDS_DEFAULT_AVATAR_NAME_8,
62   IDS_DEFAULT_AVATAR_NAME_9,
63   IDS_DEFAULT_AVATAR_NAME_10,
64   IDS_DEFAULT_AVATAR_NAME_11,
65   IDS_DEFAULT_AVATAR_NAME_12,
66   IDS_DEFAULT_AVATAR_NAME_13,
67   IDS_DEFAULT_AVATAR_NAME_14,
68   IDS_DEFAULT_AVATAR_NAME_15,
69   IDS_DEFAULT_AVATAR_NAME_16,
70   IDS_DEFAULT_AVATAR_NAME_17,
71   IDS_DEFAULT_AVATAR_NAME_18,
72   IDS_DEFAULT_AVATAR_NAME_19,
73   IDS_DEFAULT_AVATAR_NAME_20,
74   IDS_DEFAULT_AVATAR_NAME_21,
75   IDS_DEFAULT_AVATAR_NAME_22,
76   IDS_DEFAULT_AVATAR_NAME_23,
77   IDS_DEFAULT_AVATAR_NAME_24,
78   IDS_DEFAULT_AVATAR_NAME_25,
79   IDS_DEFAULT_AVATAR_NAME_26
80 };
81 
82 typedef std::vector<unsigned char> ImageData;
83 
84 // Writes |data| to disk and takes ownership of the pointer. On successful
85 // completion, it runs |callback|.
SaveBitmap(scoped_ptr<ImageData> data,const base::FilePath & image_path,const base::Closure & callback)86 void SaveBitmap(scoped_ptr<ImageData> data,
87                 const base::FilePath& image_path,
88                 const base::Closure& callback) {
89   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
90 
91   // Make sure the destination directory exists.
92   base::FilePath dir = image_path.DirName();
93   if (!base::DirectoryExists(dir) && !base::CreateDirectory(dir)) {
94     LOG(ERROR) << "Failed to create parent directory.";
95     return;
96   }
97 
98   if (base::WriteFile(image_path, reinterpret_cast<char*>(&(*data)[0]),
99                       data->size()) == -1) {
100     LOG(ERROR) << "Failed to save image to file.";
101     return;
102   }
103 
104   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
105 }
106 
107 // Reads a PNG from disk and decodes it. If the bitmap was successfully read
108 // from disk the then |out_image| will contain the bitmap image, otherwise it
109 // will be NULL.
ReadBitmap(const base::FilePath & image_path,gfx::Image ** out_image)110 void ReadBitmap(const base::FilePath& image_path,
111                 gfx::Image** out_image) {
112   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
113   *out_image = NULL;
114 
115   // If the path doesn't exist, don't even try reading it.
116   if (!base::PathExists(image_path))
117     return;
118 
119   std::string image_data;
120   if (!base::ReadFileToString(image_path, &image_data)) {
121     LOG(ERROR) << "Failed to read PNG file from disk.";
122     return;
123   }
124 
125   gfx::Image image = gfx::Image::CreateFrom1xPNGBytes(
126       base::RefCountedString::TakeString(&image_data));
127   if (image.IsEmpty()) {
128     LOG(ERROR) << "Failed to decode PNG file.";
129     return;
130   }
131 
132   *out_image = new gfx::Image(image);
133 }
134 
DeleteBitmap(const base::FilePath & image_path)135 void DeleteBitmap(const base::FilePath& image_path) {
136   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
137   base::DeleteFile(image_path, false);
138 }
139 
IsDefaultName(const base::string16 & name)140 bool IsDefaultName(const base::string16& name) {
141   // Check if it's a "First user" old-style name.
142   if (name == l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME))
143     return true;
144 
145   // Check if it's one of the old-style profile names.
146   for (size_t i = 0; i < arraysize(kDefaultNames); ++i) {
147     if (name == l10n_util::GetStringUTF16(kDefaultNames[i]))
148       return true;
149   }
150 
151   // Check whether it's one of the "Person %d" style names.
152   std::string default_name_format = l10n_util::GetStringFUTF8(
153       IDS_NEW_NUMBERED_PROFILE_NAME, base::string16()) + "%d";
154 
155   int generic_profile_number;  // Unused. Just a placeholder for sscanf.
156   int assignments = sscanf(base::UTF16ToUTF8(name).c_str(),
157                            default_name_format.c_str(),
158                            &generic_profile_number);
159   // Unless it matched the format, this is a custom name.
160   return assignments == 1;
161 }
162 
163 }  // namespace
164 
ProfileInfoCache(PrefService * prefs,const base::FilePath & user_data_dir)165 ProfileInfoCache::ProfileInfoCache(PrefService* prefs,
166                                    const base::FilePath& user_data_dir)
167     : prefs_(prefs),
168       user_data_dir_(user_data_dir) {
169   // Populate the cache
170   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
171   base::DictionaryValue* cache = update.Get();
172   for (base::DictionaryValue::Iterator it(*cache);
173        !it.IsAtEnd(); it.Advance()) {
174     base::DictionaryValue* info = NULL;
175     cache->GetDictionaryWithoutPathExpansion(it.key(), &info);
176     base::string16 name;
177     info->GetString(kNameKey, &name);
178     sorted_keys_.insert(FindPositionForProfile(it.key(), name), it.key());
179     // TODO(ibraaaa): delete this when 97% of our users are using M31.
180     // http://crbug.com/276163
181     bool is_supervised = false;
182     if (info->GetBoolean(kIsSupervisedKey, &is_supervised)) {
183       info->Remove(kIsSupervisedKey, NULL);
184       info->SetString(kSupervisedUserId,
185                       is_supervised ? "DUMMY_ID" : std::string());
186     }
187     info->SetBoolean(kIsUsingDefaultName, IsDefaultName(name));
188   }
189 
190   // If needed, start downloading the high-res avatars.
191   if (switches::IsNewAvatarMenu()) {
192     for (size_t i = 0; i < GetNumberOfProfiles(); i++) {
193       DownloadHighResAvatar(GetAvatarIconIndexOfProfileAtIndex(i),
194                             GetPathOfProfileAtIndex(i));
195     }
196   }
197 }
198 
~ProfileInfoCache()199 ProfileInfoCache::~ProfileInfoCache() {
200   STLDeleteContainerPairSecondPointers(
201       cached_avatar_images_.begin(), cached_avatar_images_.end());
202   STLDeleteContainerPairSecondPointers(
203       avatar_images_downloads_in_progress_.begin(),
204       avatar_images_downloads_in_progress_.end());
205 }
206 
AddProfileToCache(const base::FilePath & profile_path,const base::string16 & name,const base::string16 & username,size_t icon_index,const std::string & supervised_user_id)207 void ProfileInfoCache::AddProfileToCache(
208     const base::FilePath& profile_path,
209     const base::string16& name,
210     const base::string16& username,
211     size_t icon_index,
212     const std::string& supervised_user_id) {
213   std::string key = CacheKeyFromProfilePath(profile_path);
214   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
215   base::DictionaryValue* cache = update.Get();
216 
217   scoped_ptr<base::DictionaryValue> info(new base::DictionaryValue);
218   info->SetString(kNameKey, name);
219   info->SetString(kUserNameKey, username);
220   info->SetString(kAvatarIconKey,
221       profiles::GetDefaultAvatarIconUrl(icon_index));
222   // Default value for whether background apps are running is false.
223   info->SetBoolean(kBackgroundAppsKey, false);
224   info->SetString(kSupervisedUserId, supervised_user_id);
225   info->SetBoolean(kIsOmittedFromProfileListKey, !supervised_user_id.empty());
226   info->SetBoolean(kProfileIsEphemeral, false);
227   info->SetBoolean(kIsUsingDefaultName, IsDefaultName(name));
228   cache->SetWithoutPathExpansion(key, info.release());
229 
230   sorted_keys_.insert(FindPositionForProfile(key, name), key);
231 
232   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
233                     observer_list_,
234                     OnProfileAdded(profile_path));
235 
236   content::NotificationService::current()->Notify(
237       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
238       content::NotificationService::AllSources(),
239       content::NotificationService::NoDetails());
240 }
241 
AddObserver(ProfileInfoCacheObserver * obs)242 void ProfileInfoCache::AddObserver(ProfileInfoCacheObserver* obs) {
243   observer_list_.AddObserver(obs);
244 }
245 
RemoveObserver(ProfileInfoCacheObserver * obs)246 void ProfileInfoCache::RemoveObserver(ProfileInfoCacheObserver* obs) {
247   observer_list_.RemoveObserver(obs);
248 }
249 
DeleteProfileFromCache(const base::FilePath & profile_path)250 void ProfileInfoCache::DeleteProfileFromCache(
251     const base::FilePath& profile_path) {
252   size_t profile_index = GetIndexOfProfileWithPath(profile_path);
253   if (profile_index == std::string::npos) {
254     NOTREACHED();
255     return;
256   }
257   base::string16 name = GetNameOfProfileAtIndex(profile_index);
258 
259   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
260                     observer_list_,
261                     OnProfileWillBeRemoved(profile_path));
262 
263   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
264   base::DictionaryValue* cache = update.Get();
265   std::string key = CacheKeyFromProfilePath(profile_path);
266   cache->Remove(key, NULL);
267   sorted_keys_.erase(std::find(sorted_keys_.begin(), sorted_keys_.end(), key));
268 
269   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
270                     observer_list_,
271                     OnProfileWasRemoved(profile_path, name));
272 
273   content::NotificationService::current()->Notify(
274       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
275       content::NotificationService::AllSources(),
276       content::NotificationService::NoDetails());
277 }
278 
GetNumberOfProfiles() const279 size_t ProfileInfoCache::GetNumberOfProfiles() const {
280   return sorted_keys_.size();
281 }
282 
GetIndexOfProfileWithPath(const base::FilePath & profile_path) const283 size_t ProfileInfoCache::GetIndexOfProfileWithPath(
284     const base::FilePath& profile_path) const {
285   if (profile_path.DirName() != user_data_dir_)
286     return std::string::npos;
287   std::string search_key = CacheKeyFromProfilePath(profile_path);
288   for (size_t i = 0; i < sorted_keys_.size(); ++i) {
289     if (sorted_keys_[i] == search_key)
290       return i;
291   }
292   return std::string::npos;
293 }
294 
GetNameOfProfileAtIndex(size_t index) const295 base::string16 ProfileInfoCache::GetNameOfProfileAtIndex(size_t index) const {
296   base::string16 name;
297   // Unless the user has customized the profile name, we should use the
298   // profile's Gaia given name, if it's available.
299   if (ProfileIsUsingDefaultNameAtIndex(index)) {
300     base::string16 given_name = GetGAIAGivenNameOfProfileAtIndex(index);
301     name = given_name.empty() ? GetGAIANameOfProfileAtIndex(index) : given_name;
302   }
303   if (name.empty())
304     GetInfoForProfileAtIndex(index)->GetString(kNameKey, &name);
305   return name;
306 }
307 
GetShortcutNameOfProfileAtIndex(size_t index) const308 base::string16 ProfileInfoCache::GetShortcutNameOfProfileAtIndex(size_t index)
309     const {
310   base::string16 shortcut_name;
311   GetInfoForProfileAtIndex(index)->GetString(
312       kShortcutNameKey, &shortcut_name);
313   return shortcut_name;
314 }
315 
GetPathOfProfileAtIndex(size_t index) const316 base::FilePath ProfileInfoCache::GetPathOfProfileAtIndex(size_t index) const {
317   return user_data_dir_.AppendASCII(sorted_keys_[index]);
318 }
319 
GetProfileActiveTimeAtIndex(size_t index) const320 base::Time ProfileInfoCache::GetProfileActiveTimeAtIndex(size_t index) const {
321   double dt;
322   if (GetInfoForProfileAtIndex(index)->GetDouble(kActiveTimeKey, &dt)) {
323     return base::Time::FromDoubleT(dt);
324   } else {
325     return base::Time();
326   }
327 }
328 
GetUserNameOfProfileAtIndex(size_t index) const329 base::string16 ProfileInfoCache::GetUserNameOfProfileAtIndex(
330     size_t index) const {
331   base::string16 user_name;
332   GetInfoForProfileAtIndex(index)->GetString(kUserNameKey, &user_name);
333   return user_name;
334 }
335 
GetAvatarIconOfProfileAtIndex(size_t index) const336 const gfx::Image& ProfileInfoCache::GetAvatarIconOfProfileAtIndex(
337     size_t index) const {
338   if (IsUsingGAIAPictureOfProfileAtIndex(index)) {
339     const gfx::Image* image = GetGAIAPictureOfProfileAtIndex(index);
340     if (image)
341       return *image;
342   }
343 
344   // Use the high resolution version of the avatar if it exists.
345   if (switches::IsNewAvatarMenu()) {
346     const gfx::Image* image = GetHighResAvatarOfProfileAtIndex(index);
347     if (image)
348       return *image;
349   }
350 
351   int resource_id = profiles::GetDefaultAvatarIconResourceIDAtIndex(
352       GetAvatarIconIndexOfProfileAtIndex(index));
353   return ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
354 }
355 
GetLocalAuthCredentialsOfProfileAtIndex(size_t index) const356 std::string ProfileInfoCache::GetLocalAuthCredentialsOfProfileAtIndex(
357     size_t index) const {
358   std::string credentials;
359   GetInfoForProfileAtIndex(index)->GetString(kAuthCredentialsKey, &credentials);
360   return credentials;
361 }
362 
GetBackgroundStatusOfProfileAtIndex(size_t index) const363 bool ProfileInfoCache::GetBackgroundStatusOfProfileAtIndex(
364     size_t index) const {
365   bool background_app_status;
366   if (!GetInfoForProfileAtIndex(index)->GetBoolean(kBackgroundAppsKey,
367                                                    &background_app_status)) {
368     return false;
369   }
370   return background_app_status;
371 }
372 
GetGAIANameOfProfileAtIndex(size_t index) const373 base::string16 ProfileInfoCache::GetGAIANameOfProfileAtIndex(
374     size_t index) const {
375   base::string16 name;
376   GetInfoForProfileAtIndex(index)->GetString(kGAIANameKey, &name);
377   return name;
378 }
379 
GetGAIAGivenNameOfProfileAtIndex(size_t index) const380 base::string16 ProfileInfoCache::GetGAIAGivenNameOfProfileAtIndex(
381     size_t index) const {
382   base::string16 name;
383   GetInfoForProfileAtIndex(index)->GetString(kGAIAGivenNameKey, &name);
384   return name;
385 }
386 
GetGAIAPictureOfProfileAtIndex(size_t index) const387 const gfx::Image* ProfileInfoCache::GetGAIAPictureOfProfileAtIndex(
388     size_t index) const {
389   base::FilePath path = GetPathOfProfileAtIndex(index);
390   std::string key = CacheKeyFromProfilePath(path);
391 
392   std::string file_name;
393   GetInfoForProfileAtIndex(index)->GetString(
394       kGAIAPictureFileNameKey, &file_name);
395 
396   // If the picture is not on disk then return NULL.
397   if (file_name.empty())
398     return NULL;
399 
400   base::FilePath image_path = path.AppendASCII(file_name);
401   return LoadAvatarPictureFromPath(key, image_path);
402 }
403 
IsUsingGAIAPictureOfProfileAtIndex(size_t index) const404 bool ProfileInfoCache::IsUsingGAIAPictureOfProfileAtIndex(size_t index) const {
405   bool value = false;
406   GetInfoForProfileAtIndex(index)->GetBoolean(kUseGAIAPictureKey, &value);
407   return value;
408 }
409 
ProfileIsSupervisedAtIndex(size_t index) const410 bool ProfileInfoCache::ProfileIsSupervisedAtIndex(size_t index) const {
411   return !GetSupervisedUserIdOfProfileAtIndex(index).empty();
412 }
413 
IsOmittedProfileAtIndex(size_t index) const414 bool ProfileInfoCache::IsOmittedProfileAtIndex(size_t index) const {
415   bool value = false;
416   GetInfoForProfileAtIndex(index)->GetBoolean(kIsOmittedFromProfileListKey,
417                                               &value);
418   return value;
419 }
420 
ProfileIsSigninRequiredAtIndex(size_t index) const421 bool ProfileInfoCache::ProfileIsSigninRequiredAtIndex(size_t index) const {
422   bool value = false;
423   GetInfoForProfileAtIndex(index)->GetBoolean(kSigninRequiredKey, &value);
424   return value;
425 }
426 
GetSupervisedUserIdOfProfileAtIndex(size_t index) const427 std::string ProfileInfoCache::GetSupervisedUserIdOfProfileAtIndex(
428     size_t index) const {
429   std::string supervised_user_id;
430   GetInfoForProfileAtIndex(index)->GetString(kSupervisedUserId,
431                                              &supervised_user_id);
432   return supervised_user_id;
433 }
434 
ProfileIsEphemeralAtIndex(size_t index) const435 bool ProfileInfoCache::ProfileIsEphemeralAtIndex(size_t index) const {
436   bool value = false;
437   GetInfoForProfileAtIndex(index)->GetBoolean(kProfileIsEphemeral, &value);
438   return value;
439 }
440 
ProfileIsUsingDefaultNameAtIndex(size_t index) const441 bool ProfileInfoCache::ProfileIsUsingDefaultNameAtIndex(size_t index) const {
442   bool value = false;
443   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultName, &value);
444   return value;
445 }
446 
GetAvatarIconIndexOfProfileAtIndex(size_t index) const447 size_t ProfileInfoCache::GetAvatarIconIndexOfProfileAtIndex(size_t index)
448     const {
449   std::string icon_url;
450   GetInfoForProfileAtIndex(index)->GetString(kAvatarIconKey, &icon_url);
451   size_t icon_index = 0;
452   if (!profiles::IsDefaultAvatarIconUrl(icon_url, &icon_index))
453     DLOG(WARNING) << "Unknown avatar icon: " << icon_url;
454 
455   return icon_index;
456 }
457 
SetProfileActiveTimeAtIndex(size_t index)458 void ProfileInfoCache::SetProfileActiveTimeAtIndex(size_t index) {
459   scoped_ptr<base::DictionaryValue> info(
460       GetInfoForProfileAtIndex(index)->DeepCopy());
461   info->SetDouble(kActiveTimeKey, base::Time::Now().ToDoubleT());
462   // This takes ownership of |info|.
463   SetInfoQuietlyForProfileAtIndex(index, info.release());
464 }
465 
SetNameOfProfileAtIndex(size_t index,const base::string16 & name)466 void ProfileInfoCache::SetNameOfProfileAtIndex(size_t index,
467                                                const base::string16& name) {
468   scoped_ptr<base::DictionaryValue> info(
469       GetInfoForProfileAtIndex(index)->DeepCopy());
470   base::string16 current_name;
471   info->GetString(kNameKey, &current_name);
472   if (name == current_name)
473     return;
474 
475   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
476   info->SetString(kNameKey, name);
477   info->SetBoolean(kIsUsingDefaultName, false);
478 
479   // This takes ownership of |info|.
480   SetInfoForProfileAtIndex(index, info.release());
481   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
482   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
483   UpdateSortForProfileIndex(index);
484 
485   if (old_display_name != new_display_name) {
486     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
487                       observer_list_,
488                       OnProfileNameChanged(profile_path, old_display_name));
489   }
490 }
491 
SetShortcutNameOfProfileAtIndex(size_t index,const base::string16 & shortcut_name)492 void ProfileInfoCache::SetShortcutNameOfProfileAtIndex(
493     size_t index,
494     const base::string16& shortcut_name) {
495   if (shortcut_name == GetShortcutNameOfProfileAtIndex(index))
496     return;
497   scoped_ptr<base::DictionaryValue> info(
498       GetInfoForProfileAtIndex(index)->DeepCopy());
499   info->SetString(kShortcutNameKey, shortcut_name);
500   // This takes ownership of |info|.
501   SetInfoForProfileAtIndex(index, info.release());
502 }
503 
SetUserNameOfProfileAtIndex(size_t index,const base::string16 & user_name)504 void ProfileInfoCache::SetUserNameOfProfileAtIndex(
505     size_t index,
506     const base::string16& user_name) {
507   if (user_name == GetUserNameOfProfileAtIndex(index))
508     return;
509 
510   scoped_ptr<base::DictionaryValue> info(
511       GetInfoForProfileAtIndex(index)->DeepCopy());
512   info->SetString(kUserNameKey, user_name);
513   // This takes ownership of |info|.
514   SetInfoForProfileAtIndex(index, info.release());
515 }
516 
SetAvatarIconOfProfileAtIndex(size_t index,size_t icon_index)517 void ProfileInfoCache::SetAvatarIconOfProfileAtIndex(size_t index,
518                                                      size_t icon_index) {
519   scoped_ptr<base::DictionaryValue> info(
520       GetInfoForProfileAtIndex(index)->DeepCopy());
521   info->SetString(kAvatarIconKey,
522       profiles::GetDefaultAvatarIconUrl(icon_index));
523   // This takes ownership of |info|.
524   SetInfoForProfileAtIndex(index, info.release());
525 
526   // If needed, start downloading the high-res avatar.
527   if (switches::IsNewAvatarMenu())
528     DownloadHighResAvatar(icon_index, GetPathOfProfileAtIndex(index));
529 
530   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
531   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
532                     observer_list_,
533                     OnProfileAvatarChanged(profile_path));
534 }
535 
SetIsOmittedProfileAtIndex(size_t index,bool is_omitted)536 void ProfileInfoCache::SetIsOmittedProfileAtIndex(size_t index,
537                                                   bool is_omitted) {
538   if (IsOmittedProfileAtIndex(index) == is_omitted)
539     return;
540   scoped_ptr<base::DictionaryValue> info(
541       GetInfoForProfileAtIndex(index)->DeepCopy());
542   info->SetBoolean(kIsOmittedFromProfileListKey, is_omitted);
543   // This takes ownership of |info|.
544   SetInfoForProfileAtIndex(index, info.release());
545 }
546 
SetSupervisedUserIdOfProfileAtIndex(size_t index,const std::string & id)547 void ProfileInfoCache::SetSupervisedUserIdOfProfileAtIndex(
548     size_t index,
549     const std::string& id) {
550   if (GetSupervisedUserIdOfProfileAtIndex(index) == id)
551     return;
552   scoped_ptr<base::DictionaryValue> info(
553       GetInfoForProfileAtIndex(index)->DeepCopy());
554   info->SetString(kSupervisedUserId, id);
555   // This takes ownership of |info|.
556   SetInfoForProfileAtIndex(index, info.release());
557 
558   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
559   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
560                     observer_list_,
561                     OnProfileSupervisedUserIdChanged(profile_path));
562 }
563 
SetLocalAuthCredentialsOfProfileAtIndex(size_t index,const std::string & credentials)564 void ProfileInfoCache::SetLocalAuthCredentialsOfProfileAtIndex(
565     size_t index,
566     const std::string& credentials) {
567   scoped_ptr<base::DictionaryValue> info(
568       GetInfoForProfileAtIndex(index)->DeepCopy());
569   info->SetString(kAuthCredentialsKey, credentials);
570   // This takes ownership of |info|.
571   SetInfoForProfileAtIndex(index, info.release());
572 }
573 
SetBackgroundStatusOfProfileAtIndex(size_t index,bool running_background_apps)574 void ProfileInfoCache::SetBackgroundStatusOfProfileAtIndex(
575     size_t index,
576     bool running_background_apps) {
577   if (GetBackgroundStatusOfProfileAtIndex(index) == running_background_apps)
578     return;
579   scoped_ptr<base::DictionaryValue> info(
580       GetInfoForProfileAtIndex(index)->DeepCopy());
581   info->SetBoolean(kBackgroundAppsKey, running_background_apps);
582   // This takes ownership of |info|.
583   SetInfoForProfileAtIndex(index, info.release());
584 }
585 
SetGAIANameOfProfileAtIndex(size_t index,const base::string16 & name)586 void ProfileInfoCache::SetGAIANameOfProfileAtIndex(size_t index,
587                                                    const base::string16& name) {
588   if (name == GetGAIANameOfProfileAtIndex(index))
589     return;
590 
591   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
592   scoped_ptr<base::DictionaryValue> info(
593       GetInfoForProfileAtIndex(index)->DeepCopy());
594   info->SetString(kGAIANameKey, name);
595   // This takes ownership of |info|.
596   SetInfoForProfileAtIndex(index, info.release());
597   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
598   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
599   UpdateSortForProfileIndex(index);
600 
601   if (old_display_name != new_display_name) {
602     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
603                       observer_list_,
604                       OnProfileNameChanged(profile_path, old_display_name));
605   }
606 }
607 
SetGAIAGivenNameOfProfileAtIndex(size_t index,const base::string16 & name)608 void ProfileInfoCache::SetGAIAGivenNameOfProfileAtIndex(
609     size_t index,
610     const base::string16& name) {
611   if (name == GetGAIAGivenNameOfProfileAtIndex(index))
612     return;
613 
614   scoped_ptr<base::DictionaryValue> info(
615       GetInfoForProfileAtIndex(index)->DeepCopy());
616   info->SetString(kGAIAGivenNameKey, name);
617   // This takes ownership of |info|.
618   SetInfoForProfileAtIndex(index, info.release());
619 }
620 
SetGAIAPictureOfProfileAtIndex(size_t index,const gfx::Image * image)621 void ProfileInfoCache::SetGAIAPictureOfProfileAtIndex(size_t index,
622                                                       const gfx::Image* image) {
623   base::FilePath path = GetPathOfProfileAtIndex(index);
624   std::string key = CacheKeyFromProfilePath(path);
625 
626   // Delete the old bitmap from cache.
627   std::map<std::string, gfx::Image*>::iterator it =
628       cached_avatar_images_.find(key);
629   if (it != cached_avatar_images_.end()) {
630     delete it->second;
631     cached_avatar_images_.erase(it);
632   }
633 
634   std::string old_file_name;
635   GetInfoForProfileAtIndex(index)->GetString(
636       kGAIAPictureFileNameKey, &old_file_name);
637   std::string new_file_name;
638 
639   if (!image) {
640     // Delete the old bitmap from disk.
641     if (!old_file_name.empty()) {
642       base::FilePath image_path = path.AppendASCII(old_file_name);
643       BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
644                               base::Bind(&DeleteBitmap, image_path));
645     }
646   } else {
647     // Save the new bitmap to disk.
648     new_file_name =
649         old_file_name.empty() ? profiles::kGAIAPictureFileName : old_file_name;
650     base::FilePath image_path = path.AppendASCII(new_file_name);
651     SaveAvatarImageAtPath(
652         image, key, image_path, GetPathOfProfileAtIndex(index));
653   }
654 
655   scoped_ptr<base::DictionaryValue> info(
656       GetInfoForProfileAtIndex(index)->DeepCopy());
657   info->SetString(kGAIAPictureFileNameKey, new_file_name);
658   // This takes ownership of |info|.
659   SetInfoForProfileAtIndex(index, info.release());
660 
661   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
662                     observer_list_,
663                     OnProfileAvatarChanged(path));
664 }
665 
SetIsUsingGAIAPictureOfProfileAtIndex(size_t index,bool value)666 void ProfileInfoCache::SetIsUsingGAIAPictureOfProfileAtIndex(size_t index,
667                                                              bool value) {
668   scoped_ptr<base::DictionaryValue> info(
669       GetInfoForProfileAtIndex(index)->DeepCopy());
670   info->SetBoolean(kUseGAIAPictureKey, value);
671   // This takes ownership of |info|.
672   SetInfoForProfileAtIndex(index, info.release());
673 
674   // Retrieve some info to update observers who care about avatar changes.
675   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
676   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
677                     observer_list_,
678                     OnProfileAvatarChanged(profile_path));
679 }
680 
SetProfileSigninRequiredAtIndex(size_t index,bool value)681 void ProfileInfoCache::SetProfileSigninRequiredAtIndex(size_t index,
682                                                        bool value) {
683   if (value == ProfileIsSigninRequiredAtIndex(index))
684     return;
685 
686   scoped_ptr<base::DictionaryValue> info(
687       GetInfoForProfileAtIndex(index)->DeepCopy());
688   info->SetBoolean(kSigninRequiredKey, value);
689   // This takes ownership of |info|.
690   SetInfoForProfileAtIndex(index, info.release());
691 
692   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
693   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
694                     observer_list_,
695                     OnProfileSigninRequiredChanged(profile_path));
696 }
697 
SetProfileIsEphemeralAtIndex(size_t index,bool value)698 void ProfileInfoCache::SetProfileIsEphemeralAtIndex(size_t index, bool value) {
699   if (value == ProfileIsEphemeralAtIndex(index))
700     return;
701 
702   scoped_ptr<base::DictionaryValue> info(
703       GetInfoForProfileAtIndex(index)->DeepCopy());
704   info->SetBoolean(kProfileIsEphemeral, value);
705   // This takes ownership of |info|.
706   SetInfoForProfileAtIndex(index, info.release());
707 }
708 
SetProfileIsUsingDefaultNameAtIndex(size_t index,bool value)709 void ProfileInfoCache::SetProfileIsUsingDefaultNameAtIndex(
710     size_t index, bool value) {
711   if (value == ProfileIsUsingDefaultNameAtIndex(index))
712     return;
713 
714   scoped_ptr<base::DictionaryValue> info(
715       GetInfoForProfileAtIndex(index)->DeepCopy());
716   info->SetBoolean(kIsUsingDefaultName, value);
717   // This takes ownership of |info|.
718   SetInfoForProfileAtIndex(index, info.release());
719 }
720 
ChooseNameForNewProfile(size_t icon_index) const721 base::string16 ProfileInfoCache::ChooseNameForNewProfile(
722     size_t icon_index) const {
723   base::string16 name;
724   for (int name_index = 1; ; ++name_index) {
725     if (switches::IsNewProfileManagement()) {
726       name = l10n_util::GetStringFUTF16Int(IDS_NEW_NUMBERED_PROFILE_NAME,
727                                            name_index);
728     } else if (icon_index < profiles::GetGenericAvatarIconCount()) {
729       name = l10n_util::GetStringFUTF16Int(IDS_NUMBERED_PROFILE_NAME,
730                                            name_index);
731     } else {
732       name = l10n_util::GetStringUTF16(
733           kDefaultNames[icon_index - profiles::GetGenericAvatarIconCount()]);
734       if (name_index > 1)
735         name.append(base::UTF8ToUTF16(base::IntToString(name_index)));
736     }
737 
738     // Loop through previously named profiles to ensure we're not duplicating.
739     bool name_found = false;
740     for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
741       if (GetNameOfProfileAtIndex(i) == name) {
742         name_found = true;
743         break;
744       }
745     }
746     if (!name_found)
747       return name;
748   }
749 }
750 
ChooseAvatarIconIndexForNewProfile() const751 size_t ProfileInfoCache::ChooseAvatarIconIndexForNewProfile() const {
752   size_t icon_index = 0;
753   // Try to find a unique, non-generic icon.
754   if (ChooseAvatarIconIndexForNewProfile(false, true, &icon_index))
755     return icon_index;
756   // Try to find any unique icon.
757   if (ChooseAvatarIconIndexForNewProfile(true, true, &icon_index))
758     return icon_index;
759   // Settle for any random icon, even if it's not unique.
760   if (ChooseAvatarIconIndexForNewProfile(true, false, &icon_index))
761     return icon_index;
762 
763   NOTREACHED();
764   return 0;
765 }
766 
GetUserDataDir() const767 const base::FilePath& ProfileInfoCache::GetUserDataDir() const {
768   return user_data_dir_;
769 }
770 
771 // static
GetProfileNames()772 std::vector<base::string16> ProfileInfoCache::GetProfileNames() {
773   std::vector<base::string16> names;
774   PrefService* local_state = g_browser_process->local_state();
775   const base::DictionaryValue* cache = local_state->GetDictionary(
776       prefs::kProfileInfoCache);
777   base::string16 name;
778   for (base::DictionaryValue::Iterator it(*cache); !it.IsAtEnd();
779        it.Advance()) {
780     const base::DictionaryValue* info = NULL;
781     it.value().GetAsDictionary(&info);
782     info->GetString(kNameKey, &name);
783     names.push_back(name);
784   }
785   return names;
786 }
787 
788 // static
RegisterPrefs(PrefRegistrySimple * registry)789 void ProfileInfoCache::RegisterPrefs(PrefRegistrySimple* registry) {
790   registry->RegisterDictionaryPref(prefs::kProfileInfoCache);
791 }
792 
DownloadHighResAvatar(size_t icon_index,const base::FilePath & profile_path)793 void ProfileInfoCache::DownloadHighResAvatar(
794     size_t icon_index,
795     const base::FilePath& profile_path) {
796   // Downloading is only supported on desktop.
797 #if defined(OS_ANDROID) || defined(OS_IOS) || defined(OS_CHROMEOS)
798   return;
799 #endif
800 
801   // TODO(noms): We should check whether the file already exists on disk
802   // before trying to re-download it. For now, since this is behind a flag and
803   // the resources are still changing, re-download it every time the profile
804   // avatar changes, to make sure we have the latest copy.
805   std::string file_name = profiles::GetDefaultAvatarIconFileNameAtIndex(
806       icon_index);
807   // If the file is already being downloaded, don't start another download.
808   if (avatar_images_downloads_in_progress_[file_name])
809     return;
810 
811   // Start the download for this file. The cache takes ownership of the
812   // |avatar_downloader|, which will be deleted when the download completes, or
813   // if that never happens, when the ProfileInfoCache is destroyed.
814   ProfileAvatarDownloader* avatar_downloader = new ProfileAvatarDownloader(
815       icon_index,
816       profile_path,
817       this);
818   avatar_images_downloads_in_progress_[file_name] = avatar_downloader;
819   avatar_downloader->Start();
820 }
821 
SaveAvatarImageAtPath(const gfx::Image * image,const std::string & key,const base::FilePath & image_path,const base::FilePath & profile_path)822 void ProfileInfoCache::SaveAvatarImageAtPath(
823     const gfx::Image* image,
824     const std::string& key,
825     const base::FilePath& image_path,
826     const base::FilePath& profile_path) {
827   cached_avatar_images_[key] = new gfx::Image(*image);
828 
829   scoped_ptr<ImageData> data(new ImageData);
830   scoped_refptr<base::RefCountedMemory> png_data = image->As1xPNGBytes();
831   data->assign(png_data->front(), png_data->front() + png_data->size());
832 
833   if (!data->size()) {
834     LOG(ERROR) << "Failed to PNG encode the image.";
835   } else {
836     base::Closure callback = base::Bind(&ProfileInfoCache::OnAvatarPictureSaved,
837         AsWeakPtr(), key, profile_path);
838 
839     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
840         base::Bind(&SaveBitmap, base::Passed(&data), image_path, callback));
841   }
842 }
843 
GetInfoForProfileAtIndex(size_t index) const844 const base::DictionaryValue* ProfileInfoCache::GetInfoForProfileAtIndex(
845     size_t index) const {
846   DCHECK_LT(index, GetNumberOfProfiles());
847   const base::DictionaryValue* cache =
848       prefs_->GetDictionary(prefs::kProfileInfoCache);
849   const base::DictionaryValue* info = NULL;
850   cache->GetDictionaryWithoutPathExpansion(sorted_keys_[index], &info);
851   return info;
852 }
853 
SetInfoQuietlyForProfileAtIndex(size_t index,base::DictionaryValue * info)854 void ProfileInfoCache::SetInfoQuietlyForProfileAtIndex(
855     size_t index, base::DictionaryValue* info) {
856   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
857   base::DictionaryValue* cache = update.Get();
858   cache->SetWithoutPathExpansion(sorted_keys_[index], info);
859 }
860 
861 // TODO(noms): Switch to newer notification system.
SetInfoForProfileAtIndex(size_t index,base::DictionaryValue * info)862 void ProfileInfoCache::SetInfoForProfileAtIndex(size_t index,
863                                                 base::DictionaryValue* info) {
864   SetInfoQuietlyForProfileAtIndex(index, info);
865 
866   content::NotificationService::current()->Notify(
867       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
868       content::NotificationService::AllSources(),
869       content::NotificationService::NoDetails());
870 }
871 
CacheKeyFromProfilePath(const base::FilePath & profile_path) const872 std::string ProfileInfoCache::CacheKeyFromProfilePath(
873     const base::FilePath& profile_path) const {
874   DCHECK(user_data_dir_ == profile_path.DirName());
875   base::FilePath base_name = profile_path.BaseName();
876   return base_name.MaybeAsASCII();
877 }
878 
FindPositionForProfile(const std::string & search_key,const base::string16 & search_name)879 std::vector<std::string>::iterator ProfileInfoCache::FindPositionForProfile(
880     const std::string& search_key,
881     const base::string16& search_name) {
882   base::string16 search_name_l = base::i18n::ToLower(search_name);
883   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
884     base::string16 name_l = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
885     int name_compare = search_name_l.compare(name_l);
886     if (name_compare < 0)
887       return sorted_keys_.begin() + i;
888     if (name_compare == 0) {
889       int key_compare = search_key.compare(sorted_keys_[i]);
890       if (key_compare < 0)
891         return sorted_keys_.begin() + i;
892     }
893   }
894   return sorted_keys_.end();
895 }
896 
IconIndexIsUnique(size_t icon_index) const897 bool ProfileInfoCache::IconIndexIsUnique(size_t icon_index) const {
898   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
899     if (GetAvatarIconIndexOfProfileAtIndex(i) == icon_index)
900       return false;
901   }
902   return true;
903 }
904 
ChooseAvatarIconIndexForNewProfile(bool allow_generic_icon,bool must_be_unique,size_t * out_icon_index) const905 bool ProfileInfoCache::ChooseAvatarIconIndexForNewProfile(
906     bool allow_generic_icon,
907     bool must_be_unique,
908     size_t* out_icon_index) const {
909   // Always allow all icons for new profiles if using the
910   // --new-profile-management flag.
911   if (switches::IsNewProfileManagement())
912     allow_generic_icon = true;
913   size_t start = allow_generic_icon ? 0 : profiles::GetGenericAvatarIconCount();
914   size_t end = profiles::GetDefaultAvatarIconCount();
915   size_t count = end - start;
916 
917   int rand = base::RandInt(0, count);
918   for (size_t i = 0; i < count; ++i) {
919     size_t icon_index = start + (rand + i) %  count;
920     if (!must_be_unique || IconIndexIsUnique(icon_index)) {
921       *out_icon_index = icon_index;
922       return true;
923     }
924   }
925 
926   return false;
927 }
928 
UpdateSortForProfileIndex(size_t index)929 void ProfileInfoCache::UpdateSortForProfileIndex(size_t index) {
930   base::string16 name = GetNameOfProfileAtIndex(index);
931 
932   // Remove and reinsert key in |sorted_keys_| to alphasort.
933   std::string key = CacheKeyFromProfilePath(GetPathOfProfileAtIndex(index));
934   std::vector<std::string>::iterator key_it =
935       std::find(sorted_keys_.begin(), sorted_keys_.end(), key);
936   DCHECK(key_it != sorted_keys_.end());
937   sorted_keys_.erase(key_it);
938   sorted_keys_.insert(FindPositionForProfile(key, name), key);
939 
940   content::NotificationService::current()->Notify(
941       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
942       content::NotificationService::AllSources(),
943       content::NotificationService::NoDetails());
944 }
945 
GetHighResAvatarOfProfileAtIndex(size_t index) const946 const gfx::Image* ProfileInfoCache::GetHighResAvatarOfProfileAtIndex(
947     size_t index) const {
948   int avatar_index = GetAvatarIconIndexOfProfileAtIndex(index);
949   std::string key = profiles::GetDefaultAvatarIconFileNameAtIndex(avatar_index);
950 
951   if (!strcmp(key.c_str(), profiles::GetNoHighResAvatarFileName()))
952       return NULL;
953 
954   base::FilePath image_path =
955       profiles::GetPathOfHighResAvatarAtIndex(avatar_index);
956   return LoadAvatarPictureFromPath(key, image_path);
957 }
958 
LoadAvatarPictureFromPath(const std::string & key,const base::FilePath & image_path) const959 const gfx::Image* ProfileInfoCache::LoadAvatarPictureFromPath(
960     const std::string& key,
961     const base::FilePath& image_path) const {
962   // If the picture is already loaded then use it.
963   if (cached_avatar_images_.count(key)) {
964     if (cached_avatar_images_[key]->IsEmpty())
965       return NULL;
966     return cached_avatar_images_[key];
967   }
968 
969   // If the picture is already being loaded then don't try loading it again.
970   if (cached_avatar_images_loading_[key])
971     return NULL;
972   cached_avatar_images_loading_[key] = true;
973 
974   gfx::Image** image = new gfx::Image*;
975   BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
976       base::Bind(&ReadBitmap, image_path, image),
977       base::Bind(&ProfileInfoCache::OnAvatarPictureLoaded,
978           const_cast<ProfileInfoCache*>(this)->AsWeakPtr(), key, image));
979   return NULL;
980 }
981 
OnAvatarPictureLoaded(const std::string & key,gfx::Image ** image) const982 void ProfileInfoCache::OnAvatarPictureLoaded(const std::string& key,
983                                              gfx::Image** image) const {
984   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
985 
986   cached_avatar_images_loading_[key] = false;
987   delete cached_avatar_images_[key];
988 
989   if (*image) {
990     cached_avatar_images_[key] = *image;
991   } else {
992     // Place an empty image in the cache to avoid reloading it again.
993     cached_avatar_images_[key] = new gfx::Image();
994   }
995   delete image;
996 
997   content::NotificationService::current()->Notify(
998       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
999       content::NotificationService::AllSources(),
1000       content::NotificationService::NoDetails());
1001 }
1002 
OnAvatarPictureSaved(const std::string & file_name,const base::FilePath & profile_path)1003 void ProfileInfoCache::OnAvatarPictureSaved(
1004       const std::string& file_name,
1005       const base::FilePath& profile_path) {
1006   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
1007 
1008   content::NotificationService::current()->Notify(
1009       chrome::NOTIFICATION_PROFILE_CACHE_PICTURE_SAVED,
1010       content::NotificationService::AllSources(),
1011       content::NotificationService::NoDetails());
1012 
1013   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
1014                     observer_list_,
1015                     OnProfileAvatarChanged(profile_path));
1016 
1017   // Remove the file from the list of downloads in progress. Note that this list
1018   // only contains the high resolution avatars, and not the Gaia profile images.
1019   if (!avatar_images_downloads_in_progress_[file_name])
1020     return;
1021 
1022   delete avatar_images_downloads_in_progress_[file_name];
1023   avatar_images_downloads_in_progress_[file_name] = NULL;
1024 }
1025