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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 #ifndef CHROME_BROWSER_GOOGLE_GOOGLE_SEARCH_COUNTER_H_ | |
| 6 #define CHROME_BROWSER_GOOGLE_GOOGLE_SEARCH_COUNTER_H_ | |
| 7 | |
| 8 #include "base/memory/singleton.h" | |
| 9 #include "components/google/core/browser/google_search_metrics.h" | |
| 10 #include "content/public/browser/notification_observer.h" | |
| 11 #include "content/public/browser/notification_registrar.h" | |
| 12 | |
| 13 namespace content { | |
| 14 class NavigationEntry; | |
| 15 } | |
| 16 | |
| 17 // A listener for counting Google searches from various search access points. No | |
| 18 // actual search query content is observed. See GoogleSearchMetrics for more | |
| 19 // details about these access points. | |
| 20 class GoogleSearchCounter : content::NotificationObserver { | |
| 21 public: | |
| 22 // Initialize the global instance. | |
| 23 static void RegisterForNotifications(); | |
| 24 | |
| 25 // Return the singleton instance of GoogleSearchCounter. | |
| 26 static GoogleSearchCounter* GetInstance(); | |
| 27 | |
| 28 // Returns the Google search access point for the given |entry|. This method | |
| 29 // assumes that we have already verified that |entry|'s URL is a Google search | |
| 30 // URL. | |
| 31 GoogleSearchMetrics::AccessPoint GetGoogleSearchAccessPointForSearchNavEntry( | |
| 32 const content::NavigationEntry& entry) const; | |
| 33 | |
| 34 // Returns true if |details| is valid and corresponds to a search results | |
| 35 // page. | |
| 36 bool ShouldRecordCommittedDetails( | |
| 37 const content::NotificationDetails& details) const; | |
| 38 | |
| 39 const GoogleSearchMetrics* search_metrics() const { | |
| 40 return search_metrics_.get(); | |
| 41 } | |
| 42 | |
| 43 private: | |
| 44 friend struct DefaultSingletonTraits<GoogleSearchCounter>; | |
| 45 friend class GoogleSearchCounterTest; | |
| 46 friend class GoogleSearchCounterAndroidTest; | |
| 47 | |
| 48 GoogleSearchCounter(); | |
| 49 ~GoogleSearchCounter() override; | |
| 50 | |
| 51 void ProcessCommittedEntry(const content::NotificationSource& source, | |
| 52 const content::NotificationDetails& details); | |
| 53 | |
| 54 // Replace the internal metrics object with a dummy or a mock. This instance | |
| 55 // takes ownership of |search_metrics|. | |
| 56 void SetSearchMetricsForTesting(GoogleSearchMetrics* search_metrics); | |
| 57 | |
| 58 // Register this counter for all notifications we care about. | |
| 59 void RegisterForNotificationsInternal(); | |
| 60 | |
| 61 // content::NotificationObserver | |
| 62 void Observe(int type, | |
| 63 const content::NotificationSource& source, | |
| 64 const content::NotificationDetails& details) override; | |
| 65 | |
| 66 content::NotificationRegistrar registrar_; | |
| 67 scoped_ptr<GoogleSearchMetrics> search_metrics_; | |
| 68 | |
| 69 DISALLOW_COPY_AND_ASSIGN(GoogleSearchCounter); | |
| 70 }; | |
| 71 | |
| 72 #endif // CHROME_BROWSER_GOOGLE_GOOGLE_SEARCH_COUNTER_H_ | |
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Chromium Code Reviews
Issue 1320553002:
[Cleanup] Remove the no longer used GoogleSearch.AccessPoint metric. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master