1 // Copyright (c) 2009 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 "base/i18n/time_formatting.h"
6
7 #include "base/logging.h"
8 #include "base/scoped_ptr.h"
9 #include "base/string_util.h"
10 #include "base/time.h"
11 #include "unicode/datefmt.h"
12
13 using base::Time;
14
15 namespace {
16
TimeFormat(const icu::DateFormat * formatter,const Time & time)17 std::wstring TimeFormat(const icu::DateFormat* formatter,
18 const Time& time) {
19 DCHECK(formatter);
20 icu::UnicodeString date_string;
21
22 formatter->format(static_cast<UDate>(time.ToDoubleT() * 1000), date_string);
23 std::wstring output;
24 bool success = UTF16ToWide(date_string.getBuffer(), date_string.length(),
25 &output);
26 DCHECK(success);
27 return output;
28 }
29
30 }
31
32 namespace base {
33
TimeFormatTimeOfDay(const Time & time)34 std::wstring TimeFormatTimeOfDay(const Time& time) {
35 // We can omit the locale parameter because the default should match
36 // Chrome's application locale.
37 scoped_ptr<icu::DateFormat> formatter(
38 icu::DateFormat::createTimeInstance(icu::DateFormat::kShort));
39 return TimeFormat(formatter.get(), time);
40 }
41
TimeFormatShortDate(const Time & time)42 std::wstring TimeFormatShortDate(const Time& time) {
43 scoped_ptr<icu::DateFormat> formatter(
44 icu::DateFormat::createDateInstance(icu::DateFormat::kMedium));
45 return TimeFormat(formatter.get(), time);
46 }
47
TimeFormatShortDateNumeric(const Time & time)48 std::wstring TimeFormatShortDateNumeric(const Time& time) {
49 scoped_ptr<icu::DateFormat> formatter(
50 icu::DateFormat::createDateInstance(icu::DateFormat::kShort));
51 return TimeFormat(formatter.get(), time);
52 }
53
TimeFormatShortDateAndTime(const Time & time)54 std::wstring TimeFormatShortDateAndTime(const Time& time) {
55 scoped_ptr<icu::DateFormat> formatter(
56 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kShort));
57 return TimeFormat(formatter.get(), time);
58 }
59
TimeFormatFriendlyDateAndTime(const Time & time)60 std::wstring TimeFormatFriendlyDateAndTime(const Time& time) {
61 scoped_ptr<icu::DateFormat> formatter(
62 icu::DateFormat::createDateTimeInstance(icu::DateFormat::kFull));
63 return TimeFormat(formatter.get(), time);
64 }
65
TimeFormatFriendlyDate(const Time & time)66 std::wstring TimeFormatFriendlyDate(const Time& time) {
67 scoped_ptr<icu::DateFormat> formatter(icu::DateFormat::createDateInstance(
68 icu::DateFormat::kFull));
69 return TimeFormat(formatter.get(), time);
70 }
71
72 } // namespace base
73