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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/ntp_snippets/ntp_snippets_service.h" | 5 #include "components/ntp_snippets/ntp_snippets_service.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <iterator> | 8 #include <iterator> |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
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175 void Compact(NTPSnippet::PtrVector* snippets) { | 175 void Compact(NTPSnippet::PtrVector* snippets) { |
176 snippets->erase( | 176 snippets->erase( |
177 std::remove_if( | 177 std::remove_if( |
178 snippets->begin(), snippets->end(), | 178 snippets->begin(), snippets->end(), |
179 [](const std::unique_ptr<NTPSnippet>& snippet) { return !snippet; }), | 179 [](const std::unique_ptr<NTPSnippet>& snippet) { return !snippet; }), |
180 snippets->end()); | 180 snippets->end()); |
181 } | 181 } |
182 | 182 |
183 } // namespace | 183 } // namespace |
184 | 184 |
185 // TODO(pke): Rename this service to ArticleSuggestionsService and move to | |
186 // a subdirectory. | |
Bernhard Bauer
2016/07/11 13:10:12
This TODO might belong to the class definition?
Philipp Keck
2016/07/11 13:25:01
Done.
| |
185 NTPSnippetsService::NTPSnippetsService( | 187 NTPSnippetsService::NTPSnippetsService( |
186 bool enabled, | 188 bool enabled, |
187 PrefService* pref_service, | 189 PrefService* pref_service, |
188 SuggestionsService* suggestions_service, | 190 SuggestionsService* suggestions_service, |
189 const std::string& application_language_code, | 191 const std::string& application_language_code, |
190 NTPSnippetsScheduler* scheduler, | 192 NTPSnippetsScheduler* scheduler, |
191 std::unique_ptr<NTPSnippetsFetcher> snippets_fetcher, | 193 std::unique_ptr<NTPSnippetsFetcher> snippets_fetcher, |
192 std::unique_ptr<ImageFetcher> image_fetcher, | 194 std::unique_ptr<ImageFetcher> image_fetcher, |
193 std::unique_ptr<ImageDecoder> image_decoder, | 195 std::unique_ptr<ImageDecoder> image_decoder, |
194 std::unique_ptr<NTPSnippetsDatabase> database, | 196 std::unique_ptr<NTPSnippetsDatabase> database, |
195 std::unique_ptr<NTPSnippetsStatusService> status_service) | 197 std::unique_ptr<NTPSnippetsStatusService> status_service) |
196 : state_(State::NOT_INITED), | 198 : ContentSuggestionsProvider({ContentSuggestionsCategory::ARTICLES}), |
199 state_(State::NOT_INITED), | |
200 category_status_(ContentSuggestionsCategoryStatus::INITIALIZING), | |
197 pref_service_(pref_service), | 201 pref_service_(pref_service), |
198 suggestions_service_(suggestions_service), | 202 suggestions_service_(suggestions_service), |
199 application_language_code_(application_language_code), | 203 application_language_code_(application_language_code), |
204 observer_(nullptr), | |
200 scheduler_(scheduler), | 205 scheduler_(scheduler), |
201 snippets_fetcher_(std::move(snippets_fetcher)), | 206 snippets_fetcher_(std::move(snippets_fetcher)), |
202 image_fetcher_(std::move(image_fetcher)), | 207 image_fetcher_(std::move(image_fetcher)), |
203 image_decoder_(std::move(image_decoder)), | 208 image_decoder_(std::move(image_decoder)), |
204 database_(std::move(database)), | 209 database_(std::move(database)), |
205 snippets_status_service_(std::move(status_service)), | 210 snippets_status_service_(std::move(status_service)), |
206 fetch_after_load_(false) { | 211 fetch_after_load_(false) { |
207 // TODO(dgn) should be removed after branch point (https://crbug.com/617585). | 212 // TODO(dgn) should be removed after branch point (https://crbug.com/617585). |
208 ClearDeprecatedPrefs(); | 213 ClearDeprecatedPrefs(); |
209 | 214 |
210 if (!enabled || database_->IsErrorState()) { | 215 // In some cases, don't even bother loading the database. |
211 // Don't even bother loading the database. | 216 if (!enabled) { |
212 EnterState(State::SHUT_DOWN); | 217 EnterState(State::SHUT_DOWN, |
218 ContentSuggestionsCategoryStatus::CATEGORY_EXPLICITLY_DISABLED); | |
219 return; | |
220 } | |
221 if (database_->IsErrorState()) { | |
222 EnterState(State::SHUT_DOWN, ContentSuggestionsCategoryStatus::ERROR); | |
213 return; | 223 return; |
214 } | 224 } |
215 | 225 |
216 database_->SetErrorCallback(base::Bind(&NTPSnippetsService::OnDatabaseError, | 226 database_->SetErrorCallback(base::Bind(&NTPSnippetsService::OnDatabaseError, |
217 base::Unretained(this))); | 227 base::Unretained(this))); |
218 | 228 |
219 // We transition to other states while finalizing the initialization, when the | 229 // We transition to other states while finalizing the initialization, when the |
220 // database is done loading. | 230 // database is done loading. |
221 database_->LoadSnippets(base::Bind(&NTPSnippetsService::OnDatabaseLoaded, | 231 database_->LoadSnippets(base::Bind(&NTPSnippetsService::OnDatabaseLoaded, |
222 base::Unretained(this))); | 232 base::Unretained(this))); |
223 } | 233 } |
224 | 234 |
225 NTPSnippetsService::~NTPSnippetsService() { | 235 NTPSnippetsService::~NTPSnippetsService() { |
226 DCHECK(state_ == State::SHUT_DOWN); | 236 DCHECK(state_ == State::SHUT_DOWN); |
227 } | 237 } |
228 | 238 |
229 // static | 239 // static |
230 void NTPSnippetsService::RegisterProfilePrefs(PrefRegistrySimple* registry) { | 240 void NTPSnippetsService::RegisterProfilePrefs(PrefRegistrySimple* registry) { |
231 registry->RegisterListPref(prefs::kDeprecatedSnippets); | 241 registry->RegisterListPref(prefs::kDeprecatedSnippets); |
232 registry->RegisterListPref(prefs::kDeprecatedDiscardedSnippets); | 242 registry->RegisterListPref(prefs::kDeprecatedDiscardedSnippets); |
233 registry->RegisterListPref(prefs::kSnippetHosts); | 243 registry->RegisterListPref(prefs::kSnippetHosts); |
234 } | 244 } |
235 | 245 |
236 // Inherited from KeyedService. | 246 // Inherited from KeyedService. |
237 void NTPSnippetsService::Shutdown() { | 247 void NTPSnippetsService::Shutdown() { |
238 EnterState(State::SHUT_DOWN); | 248 EnterState(State::SHUT_DOWN, ContentSuggestionsCategoryStatus::NOT_PROVIDED); |
239 } | 249 } |
240 | 250 |
241 void NTPSnippetsService::FetchSnippets() { | 251 void NTPSnippetsService::FetchSnippets() { |
242 if (ready()) | 252 if (ready()) |
243 FetchSnippetsFromHosts(GetSuggestionsHosts()); | 253 FetchSnippetsFromHosts(GetSuggestionsHosts()); |
244 else | 254 else |
245 fetch_after_load_ = true; | 255 fetch_after_load_ = true; |
246 } | 256 } |
247 | 257 |
248 void NTPSnippetsService::FetchSnippetsFromHosts( | 258 void NTPSnippetsService::FetchSnippetsFromHosts( |
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261 if (ready()) { | 271 if (ready()) { |
262 base::Time now = base::Time::Now(); | 272 base::Time now = base::Time::Now(); |
263 scheduler_->Schedule( | 273 scheduler_->Schedule( |
264 GetFetchingIntervalWifiCharging(), GetFetchingIntervalWifi(now), | 274 GetFetchingIntervalWifiCharging(), GetFetchingIntervalWifi(now), |
265 GetFetchingIntervalFallback(), GetRescheduleTime(now)); | 275 GetFetchingIntervalFallback(), GetRescheduleTime(now)); |
266 } else { | 276 } else { |
267 scheduler_->Unschedule(); | 277 scheduler_->Unschedule(); |
268 } | 278 } |
269 } | 279 } |
270 | 280 |
271 void NTPSnippetsService::FetchSnippetImage( | 281 void NTPSnippetsService::FetchSuggestionImage( |
272 const std::string& snippet_id, | 282 const std::string& suggestion_id, |
273 const ImageFetchedCallback& callback) { | 283 const ImageFetchedCallback& callback) { |
274 database_->LoadImage( | 284 database_->LoadImage( |
275 snippet_id, | 285 suggestion_id, |
276 base::Bind(&NTPSnippetsService::OnSnippetImageFetchedFromDatabase, | 286 base::Bind(&NTPSnippetsService::OnSnippetImageFetchedFromDatabase, |
277 base::Unretained(this), snippet_id, callback)); | 287 base::Unretained(this), suggestion_id, callback)); |
278 } | 288 } |
279 | 289 |
280 void NTPSnippetsService::ClearSnippets() { | 290 void NTPSnippetsService::ClearCachedSuggestionsForDebugging() { |
281 if (!initialized()) | 291 if (!initialized()) |
282 return; | 292 return; |
283 | 293 |
284 if (snippets_.empty()) | 294 if (snippets_.empty()) |
285 return; | 295 return; |
286 | 296 |
287 database_->DeleteSnippets(snippets_); | 297 database_->DeleteSnippets(snippets_); |
288 snippets_.clear(); | 298 snippets_.clear(); |
289 | 299 |
290 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 300 NotifyNewSuggestions(); |
291 NTPSnippetsServiceLoaded()); | |
292 } | 301 } |
293 | 302 |
294 std::set<std::string> NTPSnippetsService::GetSuggestionsHosts() const { | 303 std::set<std::string> NTPSnippetsService::GetSuggestionsHosts() const { |
295 // |suggestions_service_| can be null in tests. | 304 // |suggestions_service_| can be null in tests. |
296 if (!suggestions_service_) | 305 if (!suggestions_service_) |
297 return std::set<std::string>(); | 306 return std::set<std::string>(); |
298 | 307 |
299 // TODO(treib): This should just call GetSnippetHostsFromPrefs. | 308 // TODO(treib): This should just call GetSnippetHostsFromPrefs. |
300 return GetSuggestionsHostsImpl( | 309 return GetSuggestionsHostsImpl( |
301 suggestions_service_->GetSuggestionsDataFromCache()); | 310 suggestions_service_->GetSuggestionsDataFromCache()); |
302 } | 311 } |
303 | 312 |
304 bool NTPSnippetsService::DiscardSnippet(const std::string& snippet_id) { | 313 void NTPSnippetsService::DiscardSuggestion(const std::string& suggestion_id) { |
305 if (!ready()) | 314 if (!ready()) |
306 return false; | 315 return; |
307 | 316 |
308 auto it = | 317 auto it = std::find_if( |
309 std::find_if(snippets_.begin(), snippets_.end(), | 318 snippets_.begin(), snippets_.end(), |
310 [&snippet_id](const std::unique_ptr<NTPSnippet>& snippet) { | 319 [&suggestion_id](const std::unique_ptr<NTPSnippet>& snippet) { |
311 return snippet->id() == snippet_id; | 320 return snippet->id() == suggestion_id; |
312 }); | 321 }); |
313 if (it == snippets_.end()) | 322 if (it == snippets_.end()) |
314 return false; | 323 return; |
315 | 324 |
316 (*it)->set_discarded(true); | 325 (*it)->set_discarded(true); |
317 | 326 |
318 database_->SaveSnippet(**it); | 327 database_->SaveSnippet(**it); |
319 database_->DeleteImage((*it)->id()); | 328 database_->DeleteImage((*it)->id()); |
320 | 329 |
321 discarded_snippets_.push_back(std::move(*it)); | 330 discarded_snippets_.push_back(std::move(*it)); |
322 snippets_.erase(it); | 331 snippets_.erase(it); |
323 | 332 |
324 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 333 NotifyNewSuggestions(); |
325 NTPSnippetsServiceLoaded()); | |
326 return true; | |
327 } | 334 } |
328 | 335 |
329 void NTPSnippetsService::ClearDiscardedSnippets() { | 336 void NTPSnippetsService::ClearDiscardedSuggestionsForDebugging() { |
330 if (!initialized()) | 337 if (!initialized()) |
331 return; | 338 return; |
332 | 339 |
333 if (discarded_snippets_.empty()) | 340 if (discarded_snippets_.empty()) |
334 return; | 341 return; |
335 | 342 |
336 database_->DeleteSnippets(discarded_snippets_); | 343 database_->DeleteSnippets(discarded_snippets_); |
337 discarded_snippets_.clear(); | 344 discarded_snippets_.clear(); |
338 } | 345 } |
339 | 346 |
347 void NTPSnippetsService::SetObserver(Observer* observer) { | |
348 observer_ = observer; | |
349 } | |
350 | |
351 ContentSuggestionsCategoryStatus NTPSnippetsService::GetCategoryStatus( | |
352 ContentSuggestionsCategory category) { | |
353 DCHECK_EQ(ContentSuggestionsCategory::ARTICLES, category); | |
354 return category_status_; | |
355 } | |
356 | |
340 void NTPSnippetsService::AddObserver(NTPSnippetsServiceObserver* observer) { | 357 void NTPSnippetsService::AddObserver(NTPSnippetsServiceObserver* observer) { |
341 observers_.AddObserver(observer); | 358 observers_.AddObserver(observer); |
342 } | 359 } |
343 | 360 |
344 void NTPSnippetsService::RemoveObserver(NTPSnippetsServiceObserver* observer) { | 361 void NTPSnippetsService::RemoveObserver(NTPSnippetsServiceObserver* observer) { |
345 observers_.RemoveObserver(observer); | 362 observers_.RemoveObserver(observer); |
346 } | 363 } |
347 | 364 |
348 // static | 365 // static |
349 int NTPSnippetsService::GetMaxSnippetCountForTesting() { | 366 int NTPSnippetsService::GetMaxSnippetCountForTesting() { |
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388 [](const std::unique_ptr<NTPSnippet>& lhs, | 405 [](const std::unique_ptr<NTPSnippet>& lhs, |
389 const std::unique_ptr<NTPSnippet>& rhs) { | 406 const std::unique_ptr<NTPSnippet>& rhs) { |
390 return lhs->score() > rhs->score(); | 407 return lhs->score() > rhs->score(); |
391 }); | 408 }); |
392 | 409 |
393 ClearExpiredSnippets(); | 410 ClearExpiredSnippets(); |
394 FinishInitialization(); | 411 FinishInitialization(); |
395 } | 412 } |
396 | 413 |
397 void NTPSnippetsService::OnDatabaseError() { | 414 void NTPSnippetsService::OnDatabaseError() { |
398 EnterState(State::SHUT_DOWN); | 415 EnterState(State::SHUT_DOWN, ContentSuggestionsCategoryStatus::ERROR); |
399 } | 416 } |
400 | 417 |
401 void NTPSnippetsService::OnSuggestionsChanged( | 418 void NTPSnippetsService::OnSuggestionsChanged( |
402 const SuggestionsProfile& suggestions) { | 419 const SuggestionsProfile& suggestions) { |
403 DCHECK(initialized()); | 420 DCHECK(initialized()); |
404 | 421 |
405 std::set<std::string> hosts = GetSuggestionsHostsImpl(suggestions); | 422 std::set<std::string> hosts = GetSuggestionsHostsImpl(suggestions); |
406 if (hosts == GetSnippetHostsFromPrefs()) | 423 if (hosts == GetSnippetHostsFromPrefs()) |
407 return; | 424 return; |
408 | 425 |
409 // Remove existing snippets that aren't in the suggestions anymore. | 426 // Remove existing snippets that aren't in the suggestions anymore. |
410 // TODO(treib,maybelle): If there is another source with an allowed host, | 427 // TODO(treib,maybelle): If there is another source with an allowed host, |
411 // then we should fall back to that. | 428 // then we should fall back to that. |
412 // First, move them over into |to_delete|. | 429 // First, move them over into |to_delete|. |
413 NTPSnippet::PtrVector to_delete; | 430 NTPSnippet::PtrVector to_delete; |
414 for (std::unique_ptr<NTPSnippet>& snippet : snippets_) { | 431 for (std::unique_ptr<NTPSnippet>& snippet : snippets_) { |
415 if (!hosts.count(snippet->best_source().url.host())) | 432 if (!hosts.count(snippet->best_source().url.host())) |
416 to_delete.emplace_back(std::move(snippet)); | 433 to_delete.emplace_back(std::move(snippet)); |
417 } | 434 } |
418 Compact(&snippets_); | 435 Compact(&snippets_); |
419 // Then delete the removed snippets from the database. | 436 // Then delete the removed snippets from the database. |
420 database_->DeleteSnippets(to_delete); | 437 database_->DeleteSnippets(to_delete); |
421 | 438 |
422 StoreSnippetHostsToPrefs(hosts); | 439 StoreSnippetHostsToPrefs(hosts); |
423 | 440 |
424 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 441 NotifyNewSuggestions(); |
425 NTPSnippetsServiceLoaded()); | |
426 | 442 |
427 FetchSnippetsFromHosts(hosts); | 443 FetchSnippetsFromHosts(hosts); |
428 } | 444 } |
429 | 445 |
430 void NTPSnippetsService::OnFetchFinished( | 446 void NTPSnippetsService::OnFetchFinished( |
431 NTPSnippetsFetcher::OptionalSnippets snippets) { | 447 NTPSnippetsFetcher::OptionalSnippets snippets) { |
432 if (!ready()) | 448 if (!ready()) |
433 return; | 449 return; |
434 | 450 |
435 if (snippets) { | 451 if (snippets) { |
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452 database_->DeleteSnippets(to_delete); | 468 database_->DeleteSnippets(to_delete); |
453 } | 469 } |
454 | 470 |
455 UMA_HISTOGRAM_SPARSE_SLOWLY("NewTabPage.Snippets.NumArticles", | 471 UMA_HISTOGRAM_SPARSE_SLOWLY("NewTabPage.Snippets.NumArticles", |
456 snippets_.size()); | 472 snippets_.size()); |
457 if (snippets_.empty() && !discarded_snippets_.empty()) { | 473 if (snippets_.empty() && !discarded_snippets_.empty()) { |
458 UMA_HISTOGRAM_COUNTS("NewTabPage.Snippets.NumArticlesZeroDueToDiscarded", | 474 UMA_HISTOGRAM_COUNTS("NewTabPage.Snippets.NumArticlesZeroDueToDiscarded", |
459 discarded_snippets_.size()); | 475 discarded_snippets_.size()); |
460 } | 476 } |
461 | 477 |
462 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 478 NotifyNewSuggestions(); |
463 NTPSnippetsServiceLoaded()); | |
464 } | 479 } |
465 | 480 |
466 void NTPSnippetsService::MergeSnippets(NTPSnippet::PtrVector new_snippets) { | 481 void NTPSnippetsService::MergeSnippets(NTPSnippet::PtrVector new_snippets) { |
467 DCHECK(ready()); | 482 DCHECK(ready()); |
468 | 483 |
469 // Remove new snippets that we already have, or that have been discarded. | 484 // Remove new snippets that we already have, or that have been discarded. |
470 std::set<std::string> old_snippet_ids; | 485 std::set<std::string> old_snippet_ids; |
471 InsertAllIDs(discarded_snippets_, &old_snippet_ids); | 486 InsertAllIDs(discarded_snippets_, &old_snippet_ids); |
472 InsertAllIDs(snippets_, &old_snippet_ids); | 487 InsertAllIDs(snippets_, &old_snippet_ids); |
473 new_snippets.erase( | 488 new_snippets.erase( |
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645 if (snippets_fetcher_->UsesHostRestrictions() && suggestions_service_) { | 660 if (snippets_fetcher_->UsesHostRestrictions() && suggestions_service_) { |
646 suggestions_service_subscription_ = | 661 suggestions_service_subscription_ = |
647 suggestions_service_->AddCallback(base::Bind( | 662 suggestions_service_->AddCallback(base::Bind( |
648 &NTPSnippetsService::OnSuggestionsChanged, base::Unretained(this))); | 663 &NTPSnippetsService::OnSuggestionsChanged, base::Unretained(this))); |
649 } | 664 } |
650 | 665 |
651 RescheduleFetching(); | 666 RescheduleFetching(); |
652 } | 667 } |
653 | 668 |
654 void NTPSnippetsService::EnterStateDisabled() { | 669 void NTPSnippetsService::EnterStateDisabled() { |
655 ClearSnippets(); | 670 ClearCachedSuggestionsForDebugging(); |
656 ClearDiscardedSnippets(); | 671 ClearDiscardedSuggestionsForDebugging(); |
657 | 672 |
658 expiry_timer_.Stop(); | 673 expiry_timer_.Stop(); |
659 suggestions_service_subscription_.reset(); | 674 suggestions_service_subscription_.reset(); |
660 RescheduleFetching(); | 675 RescheduleFetching(); |
661 } | 676 } |
662 | 677 |
663 void NTPSnippetsService::EnterStateShutdown() { | 678 void NTPSnippetsService::EnterStateShutdown() { |
664 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 679 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, |
665 NTPSnippetsServiceShutdown()); | 680 NTPSnippetsServiceShutdown()); |
666 | 681 |
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677 | 692 |
678 // |image_fetcher_| can be null in tests. | 693 // |image_fetcher_| can be null in tests. |
679 if (image_fetcher_) | 694 if (image_fetcher_) |
680 image_fetcher_->SetImageFetcherDelegate(this); | 695 image_fetcher_->SetImageFetcherDelegate(this); |
681 | 696 |
682 // Note: Initializing the status service will run the callback right away with | 697 // Note: Initializing the status service will run the callback right away with |
683 // the current state. | 698 // the current state. |
684 snippets_status_service_->Init(base::Bind( | 699 snippets_status_service_->Init(base::Bind( |
685 &NTPSnippetsService::UpdateStateForStatus, base::Unretained(this))); | 700 &NTPSnippetsService::UpdateStateForStatus, base::Unretained(this))); |
686 | 701 |
687 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 702 NotifyNewSuggestions(); |
688 NTPSnippetsServiceLoaded()); | |
689 } | 703 } |
690 | 704 |
691 void NTPSnippetsService::UpdateStateForStatus(DisabledReason disabled_reason) { | 705 void NTPSnippetsService::UpdateStateForStatus(DisabledReason disabled_reason) { |
692 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | 706 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, |
693 NTPSnippetsServiceDisabledReasonChanged(disabled_reason)); | 707 NTPSnippetsServiceDisabledReasonChanged(disabled_reason)); |
694 | 708 |
695 State new_state; | 709 State new_state; |
710 ContentSuggestionsCategoryStatus new_status; | |
696 switch (disabled_reason) { | 711 switch (disabled_reason) { |
697 case DisabledReason::NONE: | 712 case DisabledReason::NONE: |
698 new_state = State::READY; | 713 new_state = State::READY; |
714 new_status = ContentSuggestionsCategoryStatus::AVAILABLE; | |
699 break; | 715 break; |
700 | 716 |
701 case DisabledReason::HISTORY_SYNC_STATE_UNKNOWN: | 717 case DisabledReason::HISTORY_SYNC_STATE_UNKNOWN: |
702 // HistorySync is not initialized yet, so we don't know what the actual | 718 // HistorySync is not initialized yet, so we don't know what the actual |
703 // state is and we just return the current one. If things change, | 719 // state is and we just return the current one. If things change, |
704 // |OnStateChanged| will call this function again to update the state. | 720 // |OnStateChanged| will call this function again to update the state. |
705 DVLOG(1) << "Sync configuration incomplete, continuing based on the " | 721 DVLOG(1) << "Sync configuration incomplete, continuing based on the " |
706 "current state."; | 722 "current state."; |
707 new_state = state_; | 723 new_state = state_; |
724 new_status = ContentSuggestionsCategoryStatus::INITIALIZING; | |
708 break; | 725 break; |
709 | 726 |
710 case DisabledReason::EXPLICITLY_DISABLED: | 727 case DisabledReason::EXPLICITLY_DISABLED: |
728 new_state = State::DISABLED; | |
729 new_status = | |
730 ContentSuggestionsCategoryStatus::CATEGORY_EXPLICITLY_DISABLED; | |
731 break; | |
732 | |
711 case DisabledReason::SIGNED_OUT: | 733 case DisabledReason::SIGNED_OUT: |
734 new_state = State::DISABLED; | |
735 new_status = ContentSuggestionsCategoryStatus::SIGNED_OUT; | |
736 break; | |
737 | |
712 case DisabledReason::SYNC_DISABLED: | 738 case DisabledReason::SYNC_DISABLED: |
739 new_state = State::DISABLED; | |
740 new_status = ContentSuggestionsCategoryStatus::SYNC_DISABLED; | |
741 break; | |
742 | |
713 case DisabledReason::PASSPHRASE_ENCRYPTION_ENABLED: | 743 case DisabledReason::PASSPHRASE_ENCRYPTION_ENABLED: |
744 new_state = State::DISABLED; | |
745 new_status = | |
746 ContentSuggestionsCategoryStatus::PASSPHRASE_ENCRYPTION_ENABLED; | |
747 break; | |
748 | |
714 case DisabledReason::HISTORY_SYNC_DISABLED: | 749 case DisabledReason::HISTORY_SYNC_DISABLED: |
715 new_state = State::DISABLED; | 750 new_state = State::DISABLED; |
751 new_status = ContentSuggestionsCategoryStatus::HISTORY_SYNC_DISABLED; | |
716 break; | 752 break; |
717 | 753 |
718 default: | 754 default: |
719 // All cases should be handled by the above switch | 755 // All cases should be handled by the above switch |
720 NOTREACHED(); | 756 NOTREACHED(); |
721 new_state = State::DISABLED; | 757 new_state = State::DISABLED; |
758 new_status = ContentSuggestionsCategoryStatus::ERROR; | |
722 break; | 759 break; |
723 } | 760 } |
724 | 761 |
725 EnterState(new_state); | 762 EnterState(new_state, new_status); |
726 } | 763 } |
727 | 764 |
728 void NTPSnippetsService::EnterState(State state) { | 765 void NTPSnippetsService::EnterState(State state, |
766 ContentSuggestionsCategoryStatus status) { | |
767 if (status != category_status_) { | |
768 category_status_ = status; | |
769 NotifyCategoryStatusChanged(); | |
770 } | |
771 | |
729 if (state == state_) | 772 if (state == state_) |
730 return; | 773 return; |
731 | 774 |
732 switch (state) { | 775 switch (state) { |
733 case State::NOT_INITED: | 776 case State::NOT_INITED: |
734 // Initial state, it should not be possible to get back there. | 777 // Initial state, it should not be possible to get back there. |
735 NOTREACHED(); | 778 NOTREACHED(); |
736 return; | 779 return; |
737 | 780 |
738 case State::READY: { | 781 case State::READY: { |
(...skipping 21 matching lines...) Expand all Loading... | |
760 EnterStateShutdown(); | 803 EnterStateShutdown(); |
761 return; | 804 return; |
762 } | 805 } |
763 } | 806 } |
764 | 807 |
765 void NTPSnippetsService::ClearDeprecatedPrefs() { | 808 void NTPSnippetsService::ClearDeprecatedPrefs() { |
766 pref_service_->ClearPref(prefs::kDeprecatedSnippets); | 809 pref_service_->ClearPref(prefs::kDeprecatedSnippets); |
767 pref_service_->ClearPref(prefs::kDeprecatedDiscardedSnippets); | 810 pref_service_->ClearPref(prefs::kDeprecatedDiscardedSnippets); |
768 } | 811 } |
769 | 812 |
813 void NTPSnippetsService::NotifyNewSuggestions() { | |
814 // TODO(pke): Remove this as soon as this becomes a pure provider. | |
815 FOR_EACH_OBSERVER(NTPSnippetsServiceObserver, observers_, | |
816 NTPSnippetsServiceLoaded()); | |
817 | |
818 if (!observer_) | |
819 return; | |
820 | |
821 std::vector<ContentSuggestion> result; | |
822 for (const std::unique_ptr<NTPSnippet>& snippet : snippets_) { | |
823 if (!snippet->is_complete()) | |
824 continue; | |
825 ContentSuggestion suggestion( | |
826 MakeUniqueID(ContentSuggestionsCategory::ARTICLES, snippet->id()), | |
827 snippet->best_source().url); | |
828 suggestion.set_amp_url(snippet->best_source().amp_url); | |
829 suggestion.set_title(snippet->title()); | |
830 suggestion.set_snippet_text(snippet->snippet()); | |
831 suggestion.set_publish_date(snippet->publish_date()); | |
832 suggestion.set_publisher_name(snippet->best_source().publisher_name); | |
833 suggestion.set_score(snippet->score()); | |
834 result.emplace_back(std::move(suggestion)); | |
835 } | |
836 observer_->OnNewSuggestions(ContentSuggestionsCategory::ARTICLES, | |
837 std::move(result)); | |
838 } | |
839 | |
840 void NTPSnippetsService::NotifyCategoryStatusChanged() { | |
841 if (observer_) { | |
842 observer_->OnCategoryStatusChanged(ContentSuggestionsCategory::ARTICLES, | |
843 category_status_); | |
844 } | |
845 } | |
846 | |
770 } // namespace ntp_snippets | 847 } // namespace ntp_snippets |
OLD | NEW |