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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 #ifndef CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ |
6 #define CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ | 6 #define CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <set> | 9 #include <set> |
10 | 10 |
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31 | 31 |
32 // The maximum number of points that can be accrued in one day. | 32 // The maximum number of points that can be accrued in one day. |
33 static double g_max_points_per_day; | 33 static double g_max_points_per_day; |
34 | 34 |
35 // The number of points given for navigations. | 35 // The number of points given for navigations. |
36 static double g_navigation_points; | 36 static double g_navigation_points; |
37 | 37 |
38 // The number of points given for user input (indicating time-on-site). | 38 // The number of points given for user input (indicating time-on-site). |
39 static double g_user_input_points; | 39 static double g_user_input_points; |
40 | 40 |
| 41 // The number of points given for media playing. Initially calibrated such |
| 42 // that at least 30 minutes of video watching or audio listening would be |
| 43 // required to allow a site to reach the daily engagement maximum. |
| 44 static double g_visible_media_playing_points; |
| 45 |
| 46 // The number of points given for media playing in a non-visible tab. |
| 47 static double g_hidden_media_playing_points; |
| 48 |
41 // Decaying works by removing a portion of the score periodically. This | 49 // Decaying works by removing a portion of the score periodically. This |
42 // constant determines how often that happens. | 50 // constant determines how often that happens. |
43 static int g_decay_period_in_days; | 51 static int g_decay_period_in_days; |
44 | 52 |
45 // How much the score decays after every kDecayPeriodInDays. | 53 // How much the score decays after every kDecayPeriodInDays. |
46 static double g_decay_points; | 54 static double g_decay_points; |
47 | 55 |
48 // Update the default engagement settings via variations. | 56 // Update the default engagement settings via variations. |
49 static void UpdateFromVariations(); | 57 static void UpdateFromVariations(); |
50 | 58 |
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142 std::map<GURL, double> GetScoreMap(); | 150 std::map<GURL, double> GetScoreMap(); |
143 | 151 |
144 // Update the karma score of the origin matching |url| for navigation. | 152 // Update the karma score of the origin matching |url| for navigation. |
145 void HandleNavigation(const GURL& url, ui::PageTransition transition); | 153 void HandleNavigation(const GURL& url, ui::PageTransition transition); |
146 | 154 |
147 // Update the karma score of the origin matching |url| for time-on-site, based | 155 // Update the karma score of the origin matching |url| for time-on-site, based |
148 // on user input. | 156 // on user input. |
149 void HandleUserInput(const GURL& url, | 157 void HandleUserInput(const GURL& url, |
150 SiteEngagementMetrics::EngagementType type); | 158 SiteEngagementMetrics::EngagementType type); |
151 | 159 |
| 160 // Update the karma score of the origin matching |url| for media playing. The |
| 161 // points awarded are discounted if the media is being played in a non-visible |
| 162 // tab. |
| 163 void HandleMediaPlaying(const GURL& url, bool is_hidden); |
| 164 |
152 // Overridden from SiteEngagementScoreProvider: | 165 // Overridden from SiteEngagementScoreProvider: |
153 double GetScore(const GURL& url) override; | 166 double GetScore(const GURL& url) override; |
154 double GetTotalEngagementPoints() override; | 167 double GetTotalEngagementPoints() override; |
155 | 168 |
156 private: | 169 private: |
157 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, CheckHistograms); | 170 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, CheckHistograms); |
158 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, CleanupEngagementScores); | 171 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, CleanupEngagementScores); |
159 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, ClearHistoryForURLs); | 172 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, ClearHistoryForURLs); |
160 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetMedianEngagement); | 173 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetMedianEngagement); |
161 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetTotalNavigationPoints); | 174 FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetTotalNavigationPoints); |
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193 // origin's engagement score after an hour has elapsed triggers the next | 206 // origin's engagement score after an hour has elapsed triggers the next |
194 // upload. | 207 // upload. |
195 base::Time last_metrics_time_; | 208 base::Time last_metrics_time_; |
196 | 209 |
197 base::WeakPtrFactory<SiteEngagementService> weak_factory_; | 210 base::WeakPtrFactory<SiteEngagementService> weak_factory_; |
198 | 211 |
199 DISALLOW_COPY_AND_ASSIGN(SiteEngagementService); | 212 DISALLOW_COPY_AND_ASSIGN(SiteEngagementService); |
200 }; | 213 }; |
201 | 214 |
202 #endif // CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ | 215 #endif // CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_ |
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