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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #include "base/i18n/time_formatting.h" | 5 #include "base/i18n/time_formatting.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
| 9 #include <memory> |
| 10 |
9 #include "base/logging.h" | 11 #include "base/logging.h" |
10 #include "base/memory/scoped_ptr.h" | |
11 #include "base/strings/utf_string_conversions.h" | 12 #include "base/strings/utf_string_conversions.h" |
12 #include "base/time/time.h" | 13 #include "base/time/time.h" |
13 #include "third_party/icu/source/i18n/unicode/datefmt.h" | 14 #include "third_party/icu/source/i18n/unicode/datefmt.h" |
14 #include "third_party/icu/source/i18n/unicode/dtptngen.h" | 15 #include "third_party/icu/source/i18n/unicode/dtptngen.h" |
15 #include "third_party/icu/source/i18n/unicode/smpdtfmt.h" | 16 #include "third_party/icu/source/i18n/unicode/smpdtfmt.h" |
16 | 17 |
17 namespace base { | 18 namespace base { |
18 namespace { | 19 namespace { |
19 | 20 |
20 string16 TimeFormat(const icu::DateFormat* formatter, | 21 string16 TimeFormat(const icu::DateFormat* formatter, |
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46 return string16(time_string.getBuffer(), | 47 return string16(time_string.getBuffer(), |
47 static_cast<size_t>(time_string.length())); | 48 static_cast<size_t>(time_string.length())); |
48 } | 49 } |
49 | 50 |
50 icu::SimpleDateFormat CreateSimpleDateFormatter(const char* pattern) { | 51 icu::SimpleDateFormat CreateSimpleDateFormatter(const char* pattern) { |
51 // Generate a locale-dependent format pattern. The generator will take | 52 // Generate a locale-dependent format pattern. The generator will take |
52 // care of locale-dependent formatting issues like which separator to | 53 // care of locale-dependent formatting issues like which separator to |
53 // use (some locales use '.' instead of ':'), and where to put the am/pm | 54 // use (some locales use '.' instead of ':'), and where to put the am/pm |
54 // marker. | 55 // marker. |
55 UErrorCode status = U_ZERO_ERROR; | 56 UErrorCode status = U_ZERO_ERROR; |
56 scoped_ptr<icu::DateTimePatternGenerator> generator( | 57 std::unique_ptr<icu::DateTimePatternGenerator> generator( |
57 icu::DateTimePatternGenerator::createInstance(status)); | 58 icu::DateTimePatternGenerator::createInstance(status)); |
58 DCHECK(U_SUCCESS(status)); | 59 DCHECK(U_SUCCESS(status)); |
59 icu::UnicodeString generated_pattern = | 60 icu::UnicodeString generated_pattern = |
60 generator->getBestPattern(icu::UnicodeString(pattern), status); | 61 generator->getBestPattern(icu::UnicodeString(pattern), status); |
61 DCHECK(U_SUCCESS(status)); | 62 DCHECK(U_SUCCESS(status)); |
62 | 63 |
63 // Then, format the time using the generated pattern. | 64 // Then, format the time using the generated pattern. |
64 icu::SimpleDateFormat formatter(generated_pattern, status); | 65 icu::SimpleDateFormat formatter(generated_pattern, status); |
65 DCHECK(U_SUCCESS(status)); | 66 DCHECK(U_SUCCESS(status)); |
66 | 67 |
67 return formatter; | 68 return formatter; |
68 } | 69 } |
69 | 70 |
70 } // namespace | 71 } // namespace |
71 | 72 |
72 string16 TimeFormatTimeOfDay(const Time& time) { | 73 string16 TimeFormatTimeOfDay(const Time& time) { |
73 // We can omit the locale parameter because the default should match | 74 // We can omit the locale parameter because the default should match |
74 // Chrome's application locale. | 75 // Chrome's application locale. |
75 scoped_ptr<icu::DateFormat> formatter( | 76 std::unique_ptr<icu::DateFormat> formatter( |
76 icu::DateFormat::createTimeInstance(icu::DateFormat::kShort)); | 77 icu::DateFormat::createTimeInstance(icu::DateFormat::kShort)); |
77 return TimeFormat(formatter.get(), time); | 78 return TimeFormat(formatter.get(), time); |
78 } | 79 } |
79 | 80 |
80 string16 TimeFormatTimeOfDayWithMilliseconds(const Time& time) { | 81 string16 TimeFormatTimeOfDayWithMilliseconds(const Time& time) { |
81 icu::SimpleDateFormat formatter = CreateSimpleDateFormatter("HmsSSS"); | 82 icu::SimpleDateFormat formatter = CreateSimpleDateFormatter("HmsSSS"); |
82 return TimeFormatWithoutAmPm(&formatter, time); | 83 return TimeFormatWithoutAmPm(&formatter, time); |
83 } | 84 } |
84 | 85 |
85 string16 TimeFormatTimeOfDayWithHourClockType(const Time& time, | 86 string16 TimeFormatTimeOfDayWithHourClockType(const Time& time, |
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96 icu::SimpleDateFormat formatter = CreateSimpleDateFormatter(base_pattern); | 97 icu::SimpleDateFormat formatter = CreateSimpleDateFormatter(base_pattern); |
97 | 98 |
98 if (ampm == kKeepAmPm) { | 99 if (ampm == kKeepAmPm) { |
99 return TimeFormat(&formatter, time); | 100 return TimeFormat(&formatter, time); |
100 } else { | 101 } else { |
101 return TimeFormatWithoutAmPm(&formatter, time); | 102 return TimeFormatWithoutAmPm(&formatter, time); |
102 } | 103 } |
103 } | 104 } |
104 | 105 |
105 string16 TimeFormatShortDate(const Time& time) { | 106 string16 TimeFormatShortDate(const Time& time) { |
106 scoped_ptr<icu::DateFormat> formatter( | 107 std::unique_ptr<icu::DateFormat> formatter( |
107 icu::DateFormat::createDateInstance(icu::DateFormat::kMedium)); | 108 icu::DateFormat::createDateInstance(icu::DateFormat::kMedium)); |
108 return TimeFormat(formatter.get(), time); | 109 return TimeFormat(formatter.get(), time); |
109 } | 110 } |
110 | 111 |
111 string16 TimeFormatShortDateNumeric(const Time& time) { | 112 string16 TimeFormatShortDateNumeric(const Time& time) { |
112 scoped_ptr<icu::DateFormat> formatter( | 113 std::unique_ptr<icu::DateFormat> formatter( |
113 icu::DateFormat::createDateInstance(icu::DateFormat::kShort)); | 114 icu::DateFormat::createDateInstance(icu::DateFormat::kShort)); |
114 return TimeFormat(formatter.get(), time); | 115 return TimeFormat(formatter.get(), time); |
115 } | 116 } |
116 | 117 |
117 string16 TimeFormatShortDateAndTime(const Time& time) { | 118 string16 TimeFormatShortDateAndTime(const Time& time) { |
118 scoped_ptr<icu::DateFormat> formatter( | 119 std::unique_ptr<icu::DateFormat> formatter( |
119 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kShort)); | 120 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kShort)); |
120 return TimeFormat(formatter.get(), time); | 121 return TimeFormat(formatter.get(), time); |
121 } | 122 } |
122 | 123 |
123 string16 TimeFormatShortDateAndTimeWithTimeZone(const Time& time) { | 124 string16 TimeFormatShortDateAndTimeWithTimeZone(const Time& time) { |
124 scoped_ptr<icu::DateFormat> formatter(icu::DateFormat::createDateTimeInstance( | 125 std::unique_ptr<icu::DateFormat> formatter( |
125 icu::DateFormat::kShort, icu::DateFormat::kLong)); | 126 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kShort, |
| 127 icu::DateFormat::kLong)); |
126 return TimeFormat(formatter.get(), time); | 128 return TimeFormat(formatter.get(), time); |
127 } | 129 } |
128 | 130 |
129 string16 TimeFormatFriendlyDateAndTime(const Time& time) { | 131 string16 TimeFormatFriendlyDateAndTime(const Time& time) { |
130 scoped_ptr<icu::DateFormat> formatter( | 132 std::unique_ptr<icu::DateFormat> formatter( |
131 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kFull)); | 133 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kFull)); |
132 return TimeFormat(formatter.get(), time); | 134 return TimeFormat(formatter.get(), time); |
133 } | 135 } |
134 | 136 |
135 string16 TimeFormatFriendlyDate(const Time& time) { | 137 string16 TimeFormatFriendlyDate(const Time& time) { |
136 scoped_ptr<icu::DateFormat> formatter(icu::DateFormat::createDateInstance( | 138 std::unique_ptr<icu::DateFormat> formatter( |
137 icu::DateFormat::kFull)); | 139 icu::DateFormat::createDateInstance(icu::DateFormat::kFull)); |
138 return TimeFormat(formatter.get(), time); | 140 return TimeFormat(formatter.get(), time); |
139 } | 141 } |
140 | 142 |
141 HourClockType GetHourClockType() { | 143 HourClockType GetHourClockType() { |
142 // TODO(satorux,jshin): Rework this with ures_getByKeyWithFallback() | 144 // TODO(satorux,jshin): Rework this with ures_getByKeyWithFallback() |
143 // once it becomes public. The short time format can be found at | 145 // once it becomes public. The short time format can be found at |
144 // "calendar/gregorian/DateTimePatterns/3" in the resources. | 146 // "calendar/gregorian/DateTimePatterns/3" in the resources. |
145 scoped_ptr<icu::SimpleDateFormat> formatter( | 147 std::unique_ptr<icu::SimpleDateFormat> formatter( |
146 static_cast<icu::SimpleDateFormat*>( | 148 static_cast<icu::SimpleDateFormat*>( |
147 icu::DateFormat::createTimeInstance(icu::DateFormat::kShort))); | 149 icu::DateFormat::createTimeInstance(icu::DateFormat::kShort))); |
148 // Retrieve the short time format. | 150 // Retrieve the short time format. |
149 icu::UnicodeString pattern_unicode; | 151 icu::UnicodeString pattern_unicode; |
150 formatter->toPattern(pattern_unicode); | 152 formatter->toPattern(pattern_unicode); |
151 | 153 |
152 // Determine what hour clock type the current locale uses, by checking | 154 // Determine what hour clock type the current locale uses, by checking |
153 // "a" (am/pm marker) in the short time format. This is reliable as "a" | 155 // "a" (am/pm marker) in the short time format. This is reliable as "a" |
154 // is used by all of 12-hour clock formats, but not any of 24-hour clock | 156 // is used by all of 12-hour clock formats, but not any of 24-hour clock |
155 // formats, as shown below. | 157 // formats, as shown below. |
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172 // See http://userguide.icu-project.org/formatparse/datetime for details | 174 // See http://userguide.icu-project.org/formatparse/datetime for details |
173 // about the date/time format syntax. | 175 // about the date/time format syntax. |
174 if (pattern_unicode.indexOf('a') == -1) { | 176 if (pattern_unicode.indexOf('a') == -1) { |
175 return k24HourClock; | 177 return k24HourClock; |
176 } else { | 178 } else { |
177 return k12HourClock; | 179 return k12HourClock; |
178 } | 180 } |
179 } | 181 } |
180 | 182 |
181 } // namespace base | 183 } // namespace base |
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