1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/language/core/browser/ulp_metrics_logger.h"
#include <algorithm>
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/metrics/metrics_hashes.h"
#include "ui/base/l10n/l10n_util.h"
namespace language {
void ULPMetricsLogger::RecordInitiationLanguageCount(int count) {
UMA_HISTOGRAM_COUNTS_100(kInitiationLanguageCountHistogram, count);
}
void ULPMetricsLogger::RecordInitiationUILanguageInULP(
ULPLanguageStatus status) {
UMA_HISTOGRAM_ENUMERATION(kInitiationUILanguageInULPHistogram, status);
}
void ULPMetricsLogger::RecordInitiationTranslateTargetInULP(
ULPLanguageStatus status) {
UMA_HISTOGRAM_ENUMERATION(kInitiationTranslateTargetInULPHistogram, status);
}
void ULPMetricsLogger::RecordInitiationTopAcceptLanguageInULP(
ULPLanguageStatus status) {
UMA_HISTOGRAM_ENUMERATION(kInitiationTopAcceptLanguageInULPHistogram, status);
}
void ULPMetricsLogger::RecordInitiationAcceptLanguagesULPOverlap(
int overlap_ratio_percent) {
UMA_HISTOGRAM_PERCENTAGE(kInitiationAcceptLanguagesULPOverlapHistogram,
overlap_ratio_percent);
}
void ULPMetricsLogger::RecordInitiationNeverLanguagesMissingFromULP(
const std::vector<std::string>& never_languages) {
for (const auto& language : never_languages) {
base::UmaHistogramSparse(kInitiationNeverLanguagesMissingFromULP,
base::HashMetricName(language));
}
}
void ULPMetricsLogger::RecordInitiationNeverLanguagesMissingFromULPCount(
int count) {
UMA_HISTOGRAM_COUNTS_100(kInitiationNeverLanguagesMissingFromULPCount, count);
}
void ULPMetricsLogger::RecordInitiationAcceptLanguagesPageLanguageOverlap(
int overlap_ratio) {
UMA_HISTOGRAM_PERCENTAGE(
kInitiationAcceptLanguagesPageLanguageOverlapHistogram, overlap_ratio);
}
void ULPMetricsLogger::RecordInitiationPageLanguagesMissingFromULP(
const std::vector<std::string>& page_languages) {
for (const auto& language : page_languages) {
base::UmaHistogramSparse(kInitiationPageLanguagesMissingFromULPHistogram,
base::HashMetricName(language));
}
}
void ULPMetricsLogger::RecordInitiationPageLanguagesMissingFromULPCount(
int count) {
UMA_HISTOGRAM_COUNTS_100(kInitiationPageLanguagesMissingFromULPCountHistogram,
count);
}
ULPLanguageStatus ULPMetricsLogger::DetermineLanguageStatus(
const std::string& language,
const std::vector<std::string>& ulp_languages) {
if (language.empty() || language == "und") {
return ULPLanguageStatus::kLanguageEmpty;
}
// Search for exact match of language in ulp_languages (e.g. pt-BR != pt-MZ).
std::vector<std::string>::const_iterator exact_match =
std::ranges::find(ulp_languages, language);
if (exact_match == ulp_languages.begin()) {
return ULPLanguageStatus::kTopULPLanguageExactMatch;
} else if (exact_match != ulp_languages.end()) {
return ULPLanguageStatus::kNonTopULPLanguageExactMatch;
}
// Now search for a base language match (e.g pt-BR == pt-MZ).
const auto base_language = l10n_util::GetLanguage(language);
std::vector<std::string>::const_iterator base_match = std::ranges::find_if(
ulp_languages, [&base_language](const std::string& ulp_language) {
return base_language == l10n_util::GetLanguage(ulp_language);
});
if (base_match == ulp_languages.begin()) {
return ULPLanguageStatus::kTopULPLanguageBaseMatch;
} else if (base_match != ulp_languages.end()) {
return ULPLanguageStatus::kNonTopULPLanguageBaseMatch;
}
return ULPLanguageStatus::kLanguageNotInULP;
}
int ULPMetricsLogger::LanguagesOverlapRatio(
const std::vector<std::string>& languages,
const std::vector<std::string>& compare_languages) {
if (languages.size() <= 0) {
return 0;
}
int num_overlap_languages = 0;
for (const std::string& language : languages) {
// Search for base matches of language (e.g. pt-BR == pt-MZ).
const auto base_language = l10n_util::GetLanguage(language);
if (std::ranges::any_of(
compare_languages,
[&base_language](const std::string& compare_language) {
return base_language == l10n_util::GetLanguage(compare_language);
})) {
++num_overlap_languages;
}
}
return (100 * num_overlap_languages) / languages.size();
}
std::vector<std::string> ULPMetricsLogger::RemoveULPLanguages(
const std::vector<std::string>& languages,
const std::vector<std::string>& ulp_languages) {
std::vector<std::string> filtered_languages;
for (const auto& language : languages) {
// Only add languages that do not have a base match in ulp_languages.
const auto base_language = l10n_util::GetLanguage(language);
if (std::ranges::none_of(
ulp_languages, [&base_language](const std::string& ulp_language) {
return base_language == l10n_util::GetLanguage(ulp_language);
})) {
filtered_languages.push_back(language);
}
}
return filtered_languages;
}
} // namespace language
|
