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 #ifndef COMPONENTS_TRANSLATE_CORE_COMMON_TRANSLATE_METRICS_H_ 6 #define COMPONENTS_TRANSLATE_CORE_COMMON_TRANSLATE_METRICS_H_ 7 8 #include <string> 9 10 #include "base/time/time.h" 11 12 namespace translate { 13 14 // An indexing type to query each UMA entry name via GetMetricsName() function. 15 // Note: |kMetricsEntries| should be updated when a new entry is added here. 16 enum MetricsNameIndex { 17 UMA_LANGUAGE_DETECTION, 18 UMA_CONTENT_LANGUAGE, 19 UMA_HTML_LANG, 20 UMA_LANGUAGE_VERIFICATION, 21 UMA_TIME_TO_BE_READY, 22 UMA_TIME_TO_LOAD, 23 UMA_TIME_TO_TRANSLATE, 24 UMA_USER_ACTION_DURATION, 25 UMA_PAGE_SCHEME, 26 UMA_SIMILAR_LANGUAGE_MATCH, 27 UMA_MAX, 28 }; 29 30 // A page may provide a Content-Language HTTP header or a META tag. 31 // TranslateHelper checks if a server provides a valid Content-Language. 32 enum LanguageCheckType { 33 LANGUAGE_NOT_PROVIDED, 34 LANGUAGE_VALID, 35 LANGUAGE_INVALID, 36 LANGUAGE_MAX, 37 }; 38 39 // When a valid Content-Language is provided, TranslateHelper checks if a 40 // server provided Content-Language matches to a language CLD determined. 41 enum LanguageVerificationType { 42 LANGUAGE_VERIFICATION_CLD_DISABLED, // obsolete 43 LANGUAGE_VERIFICATION_CLD_ONLY, 44 LANGUAGE_VERIFICATION_UNKNOWN, 45 LANGUAGE_VERIFICATION_CLD_AGREE, 46 LANGUAGE_VERIFICATION_CLD_DISAGREE, 47 LANGUAGE_VERIFICATION_TRUST_CLD, 48 LANGUAGE_VERIFICATION_CLD_COMPLEMENT_SUB_CODE, 49 LANGUAGE_VERIFICATION_MAX, 50 }; 51 52 // Scheme type of pages Chrome is going to translate. 53 enum SchemeType { 54 SCHEME_HTTP, 55 SCHEME_HTTPS, 56 SCHEME_OTHERS, 57 SCHEME_MAX, 58 }; 59 60 // Called after TranslateHelper verifies a server providing Content-Language 61 // header. |provided_code| contains a Content-Language header value which a 62 // server provides. It can be empty string when a server doesn't provide it. 63 // |revised_code| is a value modified by format error corrector. 64 void ReportContentLanguage(const std::string& provided_code, 65 const std::string& revised_code); 66 67 // Called after TranslateHelper verifies a page providing html lang attribute. 68 // |provided_code| contains a html lang attribute which a page provides. It can 69 // be empty string when a page doesn't provide it. |revised_code| is a value 70 // modified by format error corrector. 71 void ReportHtmlLang(const std::string& provided_code, 72 const std::string& revised_code); 73 74 // Called when CLD verifies Content-Language header. 75 void ReportLanguageVerification(LanguageVerificationType type); 76 77 // Called when the Translate Element library is ready. 78 void ReportTimeToBeReady(double time_in_msec); 79 80 // Called when the Translate Element library is loaded. 81 void ReportTimeToLoad(double time_in_msec); 82 83 // Called when a page translation is finished. 84 void ReportTimeToTranslate(double time_in_msec); 85 86 // Called when a translation is triggered. 87 void ReportUserActionDuration(base::TimeTicks begin, base::TimeTicks end); 88 89 // Called when a translation is triggered. 90 void ReportPageScheme(const std::string& scheme); 91 92 // Called when CLD detects page language. 93 void ReportLanguageDetectionTime(base::TimeTicks begin, base::TimeTicks end); 94 95 // Called when CLD agreed on a language which is different, but in the similar 96 // language list. 97 void ReportSimilarLanguageMatch(bool match); 98 99 // Gets UMA name for an entry specified by |index|. 100 const char* GetMetricsName(MetricsNameIndex index); 101 102 } // namespace translate 103 104 #endif // COMPONENTS_TRANSLATE_CORE_COMMON_TRANSLATE_METRICS_H_ 105