1 // Copyright 2013 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 "components/translate/common/translate_metrics.h"
6
7 #include "base/basictypes.h"
8 #include "base/metrics/histogram.h"
9
10 namespace translate {
11
12 namespace {
13
14 // Constant string values to indicate UMA names. All entries should have
15 // a corresponding index in MetricsNameIndex and an entry in |kMetricsEntries|.
16 const char kRenderer4LanguageDetection[] = "Renderer4.LanguageDetection";
17 const char kTranslateContentLanguage[] = "Translate.ContentLanguage";
18 const char kTranslateHtmlLang[] = "Translate.HtmlLang";
19 const char kTranslateLanguageVerification[] = "Translate.LanguageVerification";
20 const char kTranslateTimeToBeReady[] = "Translate.TimeToBeReady";
21 const char kTranslateTimeToLoad[] = "Translate.TimeToLoad";
22 const char kTranslateTimeToTranslate[] = "Translate.TimeToTranslate";
23 const char kTranslateUserActionDuration[] = "Translate.UserActionDuration";
24 const char kTranslatePageScheme[] = "Translate.PageScheme";
25 const char kTranslateSimilarLanguageMatch[] = "Translate.SimilarLanguageMatch";
26
27 const char kSchemeHttp[] = "http";
28 const char kSchemeHttps[] = "https";
29
30 struct MetricsEntry {
31 MetricsNameIndex index;
32 const char* const name;
33 };
34
35 // This entry table should be updated when new UMA items are added.
36 const MetricsEntry kMetricsEntries[] = {
37 {UMA_LANGUAGE_DETECTION, kRenderer4LanguageDetection},
38 {UMA_CONTENT_LANGUAGE, kTranslateContentLanguage},
39 {UMA_HTML_LANG, kTranslateHtmlLang},
40 {UMA_LANGUAGE_VERIFICATION, kTranslateLanguageVerification},
41 {UMA_TIME_TO_BE_READY, kTranslateTimeToBeReady},
42 {UMA_TIME_TO_LOAD, kTranslateTimeToLoad},
43 {UMA_TIME_TO_TRANSLATE, kTranslateTimeToTranslate},
44 {UMA_USER_ACTION_DURATION, kTranslateUserActionDuration},
45 {UMA_PAGE_SCHEME, kTranslatePageScheme},
46 {UMA_SIMILAR_LANGUAGE_MATCH, kTranslateSimilarLanguageMatch}, };
47
48 COMPILE_ASSERT(arraysize(kMetricsEntries) == UMA_MAX,
49 arraysize_of_kMetricsEntries_should_be_UMA_MAX);
50
GetLanguageCheckMetric(const std::string & provided_code,const std::string & revised_code)51 LanguageCheckType GetLanguageCheckMetric(const std::string& provided_code,
52 const std::string& revised_code) {
53 if (provided_code.empty())
54 return LANGUAGE_NOT_PROVIDED;
55 else if (provided_code == revised_code)
56 return LANGUAGE_VALID;
57 return LANGUAGE_INVALID;
58 }
59
60 } // namespace
61
ReportContentLanguage(const std::string & provided_code,const std::string & revised_code)62 void ReportContentLanguage(const std::string& provided_code,
63 const std::string& revised_code) {
64 UMA_HISTOGRAM_ENUMERATION(kTranslateContentLanguage,
65 GetLanguageCheckMetric(provided_code, revised_code),
66 LANGUAGE_MAX);
67 }
68
ReportHtmlLang(const std::string & provided_code,const std::string & revised_code)69 void ReportHtmlLang(const std::string& provided_code,
70 const std::string& revised_code) {
71 UMA_HISTOGRAM_ENUMERATION(kTranslateHtmlLang,
72 GetLanguageCheckMetric(provided_code, revised_code),
73 LANGUAGE_MAX);
74 }
75
ReportLanguageVerification(LanguageVerificationType type)76 void ReportLanguageVerification(LanguageVerificationType type) {
77 UMA_HISTOGRAM_ENUMERATION(kTranslateLanguageVerification,
78 type,
79 LANGUAGE_VERIFICATION_MAX);
80 }
81
ReportTimeToBeReady(double time_in_msec)82 void ReportTimeToBeReady(double time_in_msec) {
83 UMA_HISTOGRAM_MEDIUM_TIMES(
84 kTranslateTimeToBeReady,
85 base::TimeDelta::FromMicroseconds(time_in_msec * 1000.0));
86 }
87
ReportTimeToLoad(double time_in_msec)88 void ReportTimeToLoad(double time_in_msec) {
89 UMA_HISTOGRAM_MEDIUM_TIMES(
90 kTranslateTimeToLoad,
91 base::TimeDelta::FromMicroseconds(time_in_msec * 1000.0));
92 }
93
ReportTimeToTranslate(double time_in_msec)94 void ReportTimeToTranslate(double time_in_msec) {
95 UMA_HISTOGRAM_MEDIUM_TIMES(
96 kTranslateTimeToTranslate,
97 base::TimeDelta::FromMicroseconds(time_in_msec * 1000.0));
98 }
99
ReportUserActionDuration(base::TimeTicks begin,base::TimeTicks end)100 void ReportUserActionDuration(base::TimeTicks begin, base::TimeTicks end) {
101 UMA_HISTOGRAM_LONG_TIMES(kTranslateUserActionDuration, end - begin);
102 }
103
ReportPageScheme(const std::string & scheme)104 void ReportPageScheme(const std::string& scheme) {
105 SchemeType type = SCHEME_OTHERS;
106 if (scheme == kSchemeHttp)
107 type = SCHEME_HTTP;
108 else if (scheme == kSchemeHttps)
109 type = SCHEME_HTTPS;
110 UMA_HISTOGRAM_ENUMERATION(kTranslatePageScheme, type, SCHEME_MAX);
111 }
112
ReportLanguageDetectionTime(base::TimeTicks begin,base::TimeTicks end)113 void ReportLanguageDetectionTime(base::TimeTicks begin, base::TimeTicks end) {
114 UMA_HISTOGRAM_MEDIUM_TIMES(kRenderer4LanguageDetection, end - begin);
115 }
116
ReportSimilarLanguageMatch(bool match)117 void ReportSimilarLanguageMatch(bool match) {
118 UMA_HISTOGRAM_BOOLEAN(kTranslateSimilarLanguageMatch, match);
119 }
120
GetMetricsName(MetricsNameIndex index)121 const char* GetMetricsName(MetricsNameIndex index) {
122 for (size_t i = 0; i < arraysize(kMetricsEntries); ++i) {
123 if (kMetricsEntries[i].index == index)
124 return kMetricsEntries[i].name;
125 }
126 NOTREACHED();
127 return NULL;
128 }
129
130 } // namespace translate
131