| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/google/google_search_counter.h" |
| |
| #include "base/logging.h" |
| #include "chrome/browser/google/google_util.h" |
| #include "content/public/browser/navigation_controller.h" |
| #include "content/public/browser/navigation_details.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/notification_types.h" |
| |
| namespace { |
| |
| // Returns true iff |entry| represents a Google search from the Omnibox. |
| // This method assumes that we have already verified that |entry|'s URL is a |
| // Google search URL. |
| bool IsOmniboxGoogleSearchNavigation(const content::NavigationEntry& entry) { |
| const content::PageTransition stripped_transition = |
| PageTransitionStripQualifier(entry.GetTransitionType()); |
| DCHECK(google_util::IsGoogleSearchUrl(entry.GetURL())); |
| return stripped_transition == content::PAGE_TRANSITION_GENERATED; |
| } |
| |
| // Returns true iff |entry| represents a Google search from the Google Search |
| // App. This method assumes that we have already verified that |entry|'s URL is |
| // a Google search URL. |
| bool IsSearchAppGoogleSearchNavigation(const content::NavigationEntry& entry) { |
| DCHECK(google_util::IsGoogleSearchUrl(entry.GetURL())); |
| return entry.GetURL().query().find("source=search_app") != |
| std::string::npos; |
| } |
| |
| } // namespace |
| |
| // static |
| void GoogleSearchCounter::RegisterForNotifications() { |
| GoogleSearchCounter::GetInstance()->RegisterForNotificationsInternal(); |
| } |
| |
| // static |
| GoogleSearchCounter* GoogleSearchCounter::GetInstance() { |
| return Singleton<GoogleSearchCounter>::get(); |
| } |
| |
| GoogleSearchCounter::GoogleSearchCounter() |
| : search_metrics_(new GoogleSearchMetrics) { |
| } |
| |
| GoogleSearchCounter::~GoogleSearchCounter() { |
| } |
| |
| void GoogleSearchCounter::ProcessCommittedEntry( |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| const content::LoadCommittedDetails* commit = |
| content::Details<content::LoadCommittedDetails>(details).ptr(); |
| const content::NavigationEntry& entry = *commit->entry; |
| |
| // First see if this is a Google search URL at all. |
| if (!google_util::IsGoogleSearchUrl(entry.GetURL())) |
| return; |
| |
| // If the commit is a GENERATED commit with a Google search URL, we know it's |
| // an Omnibox search. |
| if (IsOmniboxGoogleSearchNavigation(entry)) { |
| // Note that GoogleSearchMetrics logs metrics through UMA, which will only |
| // transmit these counts to the server if the user has opted into sending |
| // usage stats. |
| search_metrics_->RecordGoogleSearch(GoogleSearchMetrics::AP_OMNIBOX); |
| } else if (IsSearchAppGoogleSearchNavigation(entry)) { |
| search_metrics_->RecordGoogleSearch(GoogleSearchMetrics::AP_SEARCH_APP); |
| } else { |
| // For all other cases that we have not yet implemented or care to measure, |
| // we log a generic "catch-all" metric. |
| search_metrics_->RecordGoogleSearch(GoogleSearchMetrics::AP_OTHER); |
| } |
| } |
| |
| void GoogleSearchCounter::SetSearchMetricsForTesting( |
| GoogleSearchMetrics* search_metrics) { |
| DCHECK(search_metrics); |
| search_metrics_.reset(search_metrics); |
| } |
| |
| void GoogleSearchCounter::RegisterForNotificationsInternal() { |
| // We always listen for all COMMITTED navigations from all sources, as any |
| // one of them could be a navigation of interest. |
| registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED, |
| content::NotificationService::AllSources()); |
| } |
| |
| void GoogleSearchCounter::Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case content::NOTIFICATION_NAV_ENTRY_COMMITTED: |
| ProcessCommittedEntry(source, details); |
| break; |
| default: |
| NOTREACHED(); |
| } |
| } |