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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/browser/profile_resetter/automatic_profile_resetter_delegate.h" | |
6 | |
7 #include <string> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/bind_helpers.h" | |
11 #include "base/callback.h" | |
12 #include "base/logging.h" | |
13 #include "base/md5.h" | |
14 #include "base/memory/scoped_vector.h" | |
15 #include "base/strings/string_number_conversions.h" | |
16 #include "base/strings/string_util.h" | |
17 #include "base/values.h" | |
18 #include "chrome/app/chrome_command_ids.h" | |
19 #include "chrome/browser/chrome_notification_types.h" | |
20 #include "chrome/browser/google/google_brand.h" | |
21 #include "chrome/browser/profile_resetter/brandcode_config_fetcher.h" | |
22 #include "chrome/browser/profile_resetter/profile_reset_global_error.h" | |
23 #include "chrome/browser/profile_resetter/profile_resetter.h" | |
24 #include "chrome/browser/profile_resetter/resettable_settings_snapshot.h" | |
25 #include "chrome/browser/profiles/profile.h" | |
26 #include "chrome/browser/search_engines/template_url_service_factory.h" | |
27 #include "chrome/browser/ui/browser.h" | |
28 #include "chrome/browser/ui/browser_finder.h" | |
29 #include "chrome/browser/ui/global_error/global_error_service.h" | |
30 #include "chrome/browser/ui/global_error/global_error_service_factory.h" | |
31 #include "components/search_engines/template_url_prepopulate_data.h" | |
32 #include "components/search_engines/template_url_service.h" | |
33 #include "content/public/browser/browser_thread.h" | |
34 #include "content/public/browser/notification_service.h" | |
35 | |
36 #if defined(OS_WIN) | |
37 #include "chrome/browser/enumerate_modules_model_win.h" | |
38 #endif | |
39 | |
40 namespace { | |
41 | |
42 scoped_ptr<base::DictionaryValue> BuildSubTreeFromTemplateURL( | |
43 const TemplateURL* template_url) { | |
44 // If this value contains a placeholder in the pre-populated data, it will | |
45 // have been replaced as it was loaded into a TemplateURL. | |
46 // BuildSubTreeFromTemplateURL works with TemplateURL (not TemplateURLData) | |
47 // in order to maintain this behaviour. | |
48 // TODO(engedy): Confirm the expected behaviour and convert to use | |
49 // TemplateURLData if possible." | |
50 scoped_ptr<base::DictionaryValue> tree(new base::DictionaryValue); | |
51 tree->SetString("name", template_url->short_name()); | |
52 tree->SetString("short_name", template_url->short_name()); | |
53 tree->SetString("keyword", template_url->keyword()); | |
54 tree->SetString("search_url", template_url->url()); | |
55 tree->SetString("url", template_url->url()); | |
56 tree->SetString("suggestions_url", template_url->suggestions_url()); | |
57 tree->SetString("instant_url", template_url->instant_url()); | |
58 tree->SetString("image_url", template_url->image_url()); | |
59 tree->SetString("new_tab_url", template_url->new_tab_url()); | |
60 tree->SetString("search_url_post_params", | |
61 template_url->search_url_post_params()); | |
62 tree->SetString("suggestions_url_post_params", | |
63 template_url->suggestions_url_post_params()); | |
64 tree->SetString("instant_url_post_params", | |
65 template_url->instant_url_post_params()); | |
66 tree->SetString("image_url_post_params", | |
67 template_url->image_url_post_params()); | |
68 base::ListValue* alternate_urls = new base::ListValue; | |
69 alternate_urls->AppendStrings(template_url->alternate_urls()); | |
70 tree->Set("alternate_urls", alternate_urls); | |
71 tree->SetString("favicon_url", template_url->favicon_url().spec()); | |
72 tree->SetString("originating_url", template_url->originating_url().spec()); | |
73 tree->SetBoolean("safe_for_autoreplace", | |
74 template_url->safe_for_autoreplace()); | |
75 base::ListValue* input_encodings = new base::ListValue; | |
76 input_encodings->AppendStrings(template_url->input_encodings()); | |
77 tree->Set("input_encodings", input_encodings); | |
78 tree->SetString("id", base::Int64ToString(template_url->id())); | |
79 tree->SetString("date_created", | |
80 base::Int64ToString( | |
81 template_url->date_created().ToInternalValue())); | |
82 tree->SetString("last_modified", | |
83 base::Int64ToString( | |
84 template_url->last_modified().ToInternalValue())); | |
85 tree->SetBoolean("created_by_policy", template_url->created_by_policy()); | |
86 tree->SetInteger("usage_count", template_url->usage_count()); | |
87 tree->SetInteger("prepopulate_id", template_url->prepopulate_id()); | |
88 tree->SetString("search_terms_replacement_key", | |
89 template_url->search_terms_replacement_key()); | |
90 return tree.Pass(); | |
91 } | |
92 | |
93 #if defined(OS_WIN) | |
94 void ExtractLoadedModuleNameDigests( | |
95 const base::ListValue& module_list, | |
96 base::ListValue* module_name_digests) { | |
97 DCHECK(module_name_digests); | |
98 | |
99 // EnumerateModulesModel produces a list of dictionaries. | |
100 // Each dictionary corresponds to a module and exposes a number of properties. | |
101 // We care only about 'type' and 'name'. | |
102 for (size_t i = 0; i < module_list.GetSize(); ++i) { | |
103 const base::DictionaryValue* module_dictionary = NULL; | |
104 if (!module_list.GetDictionary(i, &module_dictionary)) | |
105 continue; | |
106 ModuleEnumerator::ModuleType module_type = | |
107 ModuleEnumerator::LOADED_MODULE; | |
108 if (!module_dictionary->GetInteger( | |
109 "type", reinterpret_cast<int*>(&module_type)) || | |
110 module_type != ModuleEnumerator::LOADED_MODULE) { | |
111 continue; | |
112 } | |
113 std::string module_name; | |
114 if (!module_dictionary->GetString("name", &module_name)) | |
115 continue; | |
116 StringToLowerASCII(&module_name); | |
117 module_name_digests->AppendString(base::MD5String(module_name)); | |
118 } | |
119 } | |
120 #endif | |
121 | |
122 } // namespace | |
123 | |
124 | |
125 // AutomaticProfileResetterDelegateImpl -------------------------------------- | |
126 | |
127 AutomaticProfileResetterDelegateImpl::AutomaticProfileResetterDelegateImpl( | |
128 Profile* profile, | |
129 ProfileResetter::ResettableFlags resettable_aspects) | |
130 : profile_(profile), | |
131 global_error_service_(GlobalErrorServiceFactory::GetForProfile(profile_)), | |
132 template_url_service_(TemplateURLServiceFactory::GetForProfile(profile_)), | |
133 resettable_aspects_(resettable_aspects) { | |
134 DCHECK(profile_); | |
135 if (template_url_service_) { | |
136 template_url_service_->AddObserver(this); | |
137 // Needed so that |template_url_service_ready_event_| will be signaled even | |
138 // when TemplateURLService had been already initialized before this point. | |
139 OnTemplateURLServiceChanged(); | |
140 } | |
141 | |
142 #if defined(OS_WIN) | |
143 module_list_.reset(EnumerateModulesModel::GetInstance()->GetModuleList()); | |
144 #endif | |
145 if (module_list_) { | |
146 // Having a non-empty module list proves that enumeration had been already | |
147 // performed before this point. | |
148 modules_have_been_enumerated_event_.Signal(); | |
149 } | |
150 registrar_.Add(this, | |
151 chrome::NOTIFICATION_MODULE_LIST_ENUMERATED, | |
152 content::NotificationService::AllSources()); | |
153 } | |
154 | |
155 AutomaticProfileResetterDelegateImpl::~AutomaticProfileResetterDelegateImpl() { | |
156 if (template_url_service_) | |
157 template_url_service_->RemoveObserver(this); | |
158 } | |
159 | |
160 void AutomaticProfileResetterDelegateImpl::EnumerateLoadedModulesIfNeeded() { | |
161 if (!modules_have_been_enumerated_event_.is_signaled()) { | |
162 #if defined(OS_WIN) | |
163 EnumerateModulesModel::GetInstance()->ScanNow(); | |
164 #else | |
165 modules_have_been_enumerated_event_.Signal(); | |
166 #endif | |
167 } | |
168 } | |
169 | |
170 void AutomaticProfileResetterDelegateImpl:: | |
171 RequestCallbackWhenLoadedModulesAreEnumerated( | |
172 const base::Closure& ready_callback) const { | |
173 DCHECK(!ready_callback.is_null()); | |
174 modules_have_been_enumerated_event_.Post(FROM_HERE, ready_callback); | |
175 } | |
176 | |
177 void AutomaticProfileResetterDelegateImpl::LoadTemplateURLServiceIfNeeded() { | |
178 DCHECK(template_url_service_); | |
179 template_url_service_->Load(); // Safe to call even if it has loaded already. | |
180 } | |
181 | |
182 void AutomaticProfileResetterDelegateImpl:: | |
183 RequestCallbackWhenTemplateURLServiceIsLoaded( | |
184 const base::Closure& ready_callback) const { | |
185 DCHECK(!ready_callback.is_null()); | |
186 template_url_service_ready_event_.Post(FROM_HERE, ready_callback); | |
187 } | |
188 | |
189 void AutomaticProfileResetterDelegateImpl:: | |
190 FetchBrandcodedDefaultSettingsIfNeeded() { | |
191 if (brandcoded_config_fetcher_ || | |
192 brandcoded_defaults_fetched_event_.is_signaled()) | |
193 return; | |
194 | |
195 std::string brandcode; | |
196 google_brand::GetBrand(&brandcode); | |
197 if (brandcode.empty()) { | |
198 brandcoded_defaults_.reset(new BrandcodedDefaultSettings); | |
199 brandcoded_defaults_fetched_event_.Signal(); | |
200 } else { | |
201 brandcoded_config_fetcher_.reset(new BrandcodeConfigFetcher( | |
202 base::Bind( | |
203 &AutomaticProfileResetterDelegateImpl::OnBrandcodedDefaultsFetched, | |
204 base::Unretained(this)), | |
205 GURL("https://tools.google.com/service/update2"), | |
206 brandcode)); | |
207 } | |
208 } | |
209 | |
210 void AutomaticProfileResetterDelegateImpl:: | |
211 RequestCallbackWhenBrandcodedDefaultsAreFetched( | |
212 const base::Closure& ready_callback) const { | |
213 DCHECK(!ready_callback.is_null()); | |
214 brandcoded_defaults_fetched_event_.Post(FROM_HERE, ready_callback); | |
215 } | |
216 | |
217 scoped_ptr<base::ListValue> AutomaticProfileResetterDelegateImpl:: | |
218 GetLoadedModuleNameDigests() const { | |
219 DCHECK(modules_have_been_enumerated_event_.is_signaled()); | |
220 scoped_ptr<base::ListValue> result(new base::ListValue); | |
221 #if defined(OS_WIN) | |
222 if (module_list_) | |
223 ExtractLoadedModuleNameDigests(*module_list_, result.get()); | |
224 #endif | |
225 return result.Pass(); | |
226 } | |
227 | |
228 scoped_ptr<base::DictionaryValue> AutomaticProfileResetterDelegateImpl:: | |
229 GetDefaultSearchProviderDetails() const { | |
230 DCHECK(template_url_service_); | |
231 DCHECK(template_url_service_->loaded()); | |
232 | |
233 const TemplateURL* default_search_provider = | |
234 template_url_service_->GetDefaultSearchProvider(); | |
235 | |
236 // Having a NULL default search provider is due to either: | |
237 // 1.) default search providers being disabled by policy, | |
238 // 2.) directly tampering with the Preferences and/or the SQLite DBs. | |
239 // In this state, Omnibox non-keyword search functionality is disabled. | |
240 return default_search_provider ? | |
241 BuildSubTreeFromTemplateURL(default_search_provider) : | |
242 scoped_ptr<base::DictionaryValue>(new base::DictionaryValue); | |
243 } | |
244 | |
245 bool AutomaticProfileResetterDelegateImpl:: | |
246 IsDefaultSearchProviderManaged() const { | |
247 DCHECK(template_url_service_); | |
248 DCHECK(template_url_service_->loaded()); | |
249 return template_url_service_->is_default_search_managed(); | |
250 } | |
251 | |
252 scoped_ptr<base::ListValue> AutomaticProfileResetterDelegateImpl:: | |
253 GetPrepopulatedSearchProvidersDetails() const { | |
254 size_t default_search_index = 0; | |
255 ScopedVector<TemplateURLData> engines( | |
256 TemplateURLPrepopulateData::GetPrepopulatedEngines( | |
257 profile_->GetPrefs(), &default_search_index)); | |
258 scoped_ptr<base::ListValue> engines_details_list(new base::ListValue); | |
259 for (ScopedVector<TemplateURLData>::const_iterator it = engines.begin(); | |
260 it != engines.end(); ++it) { | |
261 TemplateURL template_url(**it); | |
262 engines_details_list->Append( | |
263 BuildSubTreeFromTemplateURL(&template_url).release()); | |
264 } | |
265 return engines_details_list.Pass(); | |
266 } | |
267 | |
268 bool AutomaticProfileResetterDelegateImpl::TriggerPrompt() { | |
269 DCHECK(global_error_service_); | |
270 | |
271 if (!ProfileResetGlobalError::IsSupportedOnPlatform()) | |
272 return false; | |
273 | |
274 ProfileResetGlobalError* global_error = new ProfileResetGlobalError(profile_); | |
275 global_error_service_->AddGlobalError(global_error); | |
276 | |
277 // Do not try to show bubble if another GlobalError is already showing one. | |
278 const GlobalErrorService::GlobalErrorList& global_errors( | |
279 global_error_service_->errors()); | |
280 GlobalErrorService::GlobalErrorList::const_iterator it; | |
281 for (it = global_errors.begin(); it != global_errors.end(); ++it) { | |
282 if ((*it)->GetBubbleView()) | |
283 break; | |
284 } | |
285 if (it == global_errors.end()) { | |
286 Browser* browser = chrome::FindTabbedBrowser( | |
287 profile_, | |
288 false /*match_original_profiles*/, | |
289 chrome::GetActiveDesktop()); | |
290 if (browser) | |
291 global_error->ShowBubbleView(browser); | |
292 } | |
293 return true; | |
294 } | |
295 | |
296 void AutomaticProfileResetterDelegateImpl::TriggerProfileSettingsReset( | |
297 bool send_feedback, | |
298 const base::Closure& completion) { | |
299 DCHECK(!profile_resetter_); | |
300 DCHECK(!completion.is_null()); | |
301 | |
302 profile_resetter_.reset(new ProfileResetter(profile_)); | |
303 FetchBrandcodedDefaultSettingsIfNeeded(); | |
304 RequestCallbackWhenBrandcodedDefaultsAreFetched(base::Bind( | |
305 &AutomaticProfileResetterDelegateImpl::RunProfileSettingsReset, | |
306 AsWeakPtr(), | |
307 send_feedback, | |
308 completion)); | |
309 } | |
310 | |
311 void AutomaticProfileResetterDelegateImpl::OnTemplateURLServiceChanged() { | |
312 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
313 DCHECK(template_url_service_); | |
314 if (template_url_service_->loaded() && | |
315 !template_url_service_ready_event_.is_signaled()) | |
316 template_url_service_ready_event_.Signal(); | |
317 } | |
318 | |
319 void AutomaticProfileResetterDelegateImpl::DismissPrompt() { | |
320 DCHECK(global_error_service_); | |
321 GlobalError* global_error = | |
322 global_error_service_->GetGlobalErrorByMenuItemCommandID( | |
323 IDC_SHOW_SETTINGS_RESET_BUBBLE); | |
324 if (global_error) { | |
325 // This will also close/destroy the Bubble UI if it is currently shown. | |
326 global_error_service_->RemoveGlobalError(global_error); | |
327 delete global_error; | |
328 } | |
329 } | |
330 | |
331 void AutomaticProfileResetterDelegateImpl::Observe( | |
332 int type, | |
333 const content::NotificationSource& source, | |
334 const content::NotificationDetails& details) { | |
335 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
336 if (type == chrome::NOTIFICATION_MODULE_LIST_ENUMERATED && | |
337 !modules_have_been_enumerated_event_.is_signaled()) { | |
338 #if defined(OS_WIN) | |
339 module_list_.reset(EnumerateModulesModel::GetInstance()->GetModuleList()); | |
340 #endif | |
341 modules_have_been_enumerated_event_.Signal(); | |
342 } | |
343 } | |
344 | |
345 void AutomaticProfileResetterDelegateImpl::SendFeedback( | |
346 const std::string& report) const { | |
347 SendSettingsFeedback(report, profile_, PROFILE_RESET_PROMPT); | |
348 } | |
349 | |
350 void AutomaticProfileResetterDelegateImpl::RunProfileSettingsReset( | |
351 bool send_feedback, | |
352 const base::Closure& completion) { | |
353 DCHECK(brandcoded_defaults_); | |
354 scoped_ptr<ResettableSettingsSnapshot> old_settings_snapshot; | |
355 if (send_feedback) { | |
356 old_settings_snapshot.reset(new ResettableSettingsSnapshot(profile_)); | |
357 old_settings_snapshot->RequestShortcuts(base::Closure()); | |
358 } | |
359 profile_resetter_->Reset(resettable_aspects_, | |
360 brandcoded_defaults_.Pass(), | |
361 send_feedback, | |
362 base::Bind(&AutomaticProfileResetterDelegateImpl:: | |
363 OnProfileSettingsResetCompleted, | |
364 AsWeakPtr(), | |
365 completion, | |
366 base::Passed(&old_settings_snapshot))); | |
367 } | |
368 | |
369 void AutomaticProfileResetterDelegateImpl:: | |
370 OnBrandcodedDefaultsFetched() { | |
371 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
372 DCHECK(brandcoded_config_fetcher_); | |
373 DCHECK(!brandcoded_config_fetcher_->IsActive()); | |
374 brandcoded_defaults_ = brandcoded_config_fetcher_->GetSettings(); | |
375 if (!brandcoded_defaults_) | |
376 brandcoded_defaults_.reset(new BrandcodedDefaultSettings); | |
377 brandcoded_defaults_fetched_event_.Signal(); | |
378 } | |
379 | |
380 void AutomaticProfileResetterDelegateImpl::OnProfileSettingsResetCompleted( | |
381 const base::Closure& user_callback, | |
382 scoped_ptr<ResettableSettingsSnapshot> old_settings_snapshot) { | |
383 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
384 if (old_settings_snapshot) { | |
385 ResettableSettingsSnapshot new_settings_snapshot(profile_); | |
386 int difference = | |
387 old_settings_snapshot->FindDifferentFields(new_settings_snapshot); | |
388 if (difference) { | |
389 old_settings_snapshot->Subtract(new_settings_snapshot); | |
390 std::string report = | |
391 SerializeSettingsReport(*old_settings_snapshot, difference); | |
392 SendFeedback(report); | |
393 } | |
394 } | |
395 content::BrowserThread::PostTask( | |
396 content::BrowserThread::UI, FROM_HERE, user_callback); | |
397 } | |
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