chrome/browser/autocomplete/chrome_autocomplete_provider_client.cc

   1 // Copyright 2014 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/autocomplete/chrome_autocomplete_provider_client.h"
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
   9 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h"
  10 #include "chrome/browser/bitmap_fetcher/bitmap_fetcher_service.h"
  11 #include "chrome/browser/bitmap_fetcher/bitmap_fetcher_service_factory.h"
  12 #include "chrome/browser/history/history_service_factory.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/sync/profile_sync_service.h"
  15 #include "chrome/browser/sync/profile_sync_service_factory.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "components/history/core/browser/history_service.h"
  18
  19 ChromeAutocompleteProviderClient::ChromeAutocompleteProviderClient(
  20     Profile* profile)
  21     : profile_(profile),
  22       scheme_classifier_(profile) {
  23 }
  24
  25 ChromeAutocompleteProviderClient::~ChromeAutocompleteProviderClient() {
  26 }
  27
  28 net::URLRequestContextGetter*
  29 ChromeAutocompleteProviderClient::RequestContext() {
  30   return profile_->GetRequestContext();
  31 }
  32
  33 bool ChromeAutocompleteProviderClient::IsOffTheRecord() {
  34   return profile_->IsOffTheRecord();
  35 }
  36
  37 std::string ChromeAutocompleteProviderClient::AcceptLanguages() {
  38   return profile_->GetPrefs()->GetString(prefs::kAcceptLanguages);
  39 }
  40
  41 bool ChromeAutocompleteProviderClient::SearchSuggestEnabled() {
  42   return profile_->GetPrefs()->GetBoolean(prefs::kSearchSuggestEnabled);
  43 }
  44
  45 bool ChromeAutocompleteProviderClient::ShowBookmarkBar() {
  46   return profile_->GetPrefs()->GetBoolean(bookmarks::prefs::kShowBookmarkBar);
  47 }
  48
  49 const AutocompleteSchemeClassifier&
  50 ChromeAutocompleteProviderClient::SchemeClassifier() {
  51   return scheme_classifier_;
  52 }
  53
  54 void ChromeAutocompleteProviderClient::Classify(
  55     const base::string16& text,
  56     bool prefer_keyword,
  57     bool allow_exact_keyword_match,
  58     metrics::OmniboxEventProto::PageClassification page_classification,
  59     AutocompleteMatch* match,
  60     GURL* alternate_nav_url) {
  61   AutocompleteClassifier* classifier =
  62       AutocompleteClassifierFactory::GetForProfile(profile_);
  63   DCHECK(classifier);
  64   classifier->Classify(text, prefer_keyword, allow_exact_keyword_match,
  65                        page_classification, match, alternate_nav_url);
  66 }
  67
  68 history::URLDatabase* ChromeAutocompleteProviderClient::InMemoryDatabase() {
  69   history::HistoryService* history_service =
  70       HistoryServiceFactory::GetForProfile(profile_,
  71                                            ServiceAccessType::EXPLICIT_ACCESS);
  72   return history_service ? history_service->InMemoryDatabase() : NULL;
  73 }
  74
  75 void ChromeAutocompleteProviderClient::DeleteMatchingURLsForKeywordFromHistory(
  76     history::KeywordID keyword_id,
  77     const base::string16& term) {
  78   HistoryServiceFactory::GetForProfile(profile_,
  79                                        ServiceAccessType::EXPLICIT_ACCESS)
  80       ->DeleteMatchingURLsForKeyword(keyword_id, term);
  81 }
  82
  83 bool ChromeAutocompleteProviderClient::TabSyncEnabledAndUnencrypted() {
  84   // Check field trials and settings allow sending the URL on suggest requests.
  85   ProfileSyncService* service =
  86       ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile_);
  87   sync_driver::SyncPrefs sync_prefs(profile_->GetPrefs());
  88   return service &&
  89       service->IsSyncEnabledAndLoggedIn() &&
  90       sync_prefs.GetPreferredDataTypes(syncer::UserTypes()).Has(
  91           syncer::PROXY_TABS) &&
  92       !service->GetEncryptedDataTypes().Has(syncer::SESSIONS);
  93 }
  94
  95 void ChromeAutocompleteProviderClient::PrefetchImage(const GURL& url) {
  96   BitmapFetcherService* image_service =
  97       BitmapFetcherServiceFactory::GetForBrowserContext(profile_);
  98   DCHECK(image_service);
  99   image_service->Prefetch(url);
 100 }