1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "i18n_hilog.h"
17 #include "locale_config.h"
18 #include "ohos/init_data.h"
19 #include "unicode/locid.h"
20 #include "utils.h"
21 #include "simple_number_format.h"
22
23 namespace OHOS {
24 namespace Global {
25 namespace I18n {
26 bool SimpleNumberFormat::icuInitialized = SimpleNumberFormat::Init();
27
SimpleNumberFormat(const std::string & skeleton,std::shared_ptr<LocaleInfo> localeInfo,I18nErrorCode & errCode)28 SimpleNumberFormat::SimpleNumberFormat(const std::string& skeleton, std::shared_ptr<LocaleInfo> localeInfo,
29 I18nErrorCode& errCode)
30 {
31 std::string locale;
32 if (localeInfo == nullptr) {
33 locale = LocaleConfig::GetEffectiveLocale();
34 } else {
35 locale = localeInfo->ToString();
36 }
37 SimpleNumberFormat::InitSimpleNumberFormat(skeleton, locale, errCode);
38 }
39
SimpleNumberFormat(const std::string & skeleton,const std::string & localeTag,I18nErrorCode & errCode)40 SimpleNumberFormat::SimpleNumberFormat(const std::string& skeleton, const std::string& localeTag,
41 I18nErrorCode& errCode)
42 {
43 std::string locale = localeTag;
44 if (locale.empty()) {
45 locale = LocaleConfig::GetEffectiveLocale();
46 }
47 SimpleNumberFormat::InitSimpleNumberFormat(skeleton, locale, errCode);
48 }
49
InitSimpleNumberFormat(const std::string & skeleton,const std::string & locale,I18nErrorCode & errCode)50 void SimpleNumberFormat::InitSimpleNumberFormat(const std::string& skeleton, const std::string& locale,
51 I18nErrorCode& errCode)
52 {
53 if (skeleton.empty()) {
54 HILOG_ERROR_I18N("SimpleNumberFormat::InitSimpleNumberFormat: Skeleton is empty.");
55 errCode = I18nErrorCode::INVALID_NUMBER_FORMAT_SKELETON;
56 return;
57 }
58
59 if (locale.empty() || !LocaleConfig::IsValidTag(locale)) {
60 HILOG_ERROR_I18N("SimpleNumberFormat::InitSimpleNumberFormat: Locale %{public}s is invalid.", locale.c_str());
61 errCode = I18nErrorCode::INVALID_LOCALE_TAG;
62 return;
63 }
64 UErrorCode status = U_ZERO_ERROR;
65 icu::Locale icuLocale = icu::Locale::forLanguageTag(icu::StringPiece(locale), status);
66 if (U_FAILURE(status)) {
67 HILOG_ERROR_I18N("SimpleNumberFormat::InitSimpleNumberFormat: Create icu::Locale failed.");
68 errCode = I18nErrorCode::FAILED;
69 return;
70 }
71
72 icu::number::UnlocalizedNumberFormatter unlocalizedNumberFormat =
73 icu::number::NumberFormatter::forSkeleton(skeleton.c_str(), status);
74 if (U_FAILURE(status)) {
75 HILOG_ERROR_I18N("SimpleNumberFormat::InitSimpleNumberFormat: Create UnlocalizedNumberFormatter failed.");
76 if (status == U_NUMBER_SKELETON_SYNTAX_ERROR) {
77 HILOG_ERROR_I18N("SimpleNumberFormat::InitSimpleNumberFormat: Invalid skeleton %{public}s.",
78 skeleton.c_str());
79 errCode = I18nErrorCode::INVALID_NUMBER_FORMAT_SKELETON;
80 return;
81 }
82 errCode = I18nErrorCode::FAILED;
83 return;
84 }
85 simpleNumberFormat = unlocalizedNumberFormat.locale(icuLocale);
86 initSuccess = true;
87 }
88
~SimpleNumberFormat()89 SimpleNumberFormat::~SimpleNumberFormat() {}
90
Format(double number)91 std::string SimpleNumberFormat::Format(double number)
92 {
93 icu::number::FormattedNumber formattedNumber = FormatToFormattedNumber(number);
94 UErrorCode status = U_ZERO_ERROR;
95 icu::UnicodeString formatResult = formattedNumber.toString(status);
96 if (U_FAILURE(status)) {
97 HILOG_ERROR_I18N("SimpleNumberFormat::Format: FormattedNumber convert to string failed.");
98 return PseudoLocalizationProcessor("");
99 }
100 std::string result;
101 formatResult.toUTF8String(result);
102 return PseudoLocalizationProcessor(result);
103 }
104
Init()105 bool SimpleNumberFormat::Init()
106 {
107 SetHwIcuDirectory();
108 return true;
109 }
110
FormatToFormattedNumber(double number)111 icu::number::FormattedNumber SimpleNumberFormat::FormatToFormattedNumber(double number)
112 {
113 if (!initSuccess) {
114 HILOG_ERROR_I18N("SimpleNumberFormat::FormatToFormattedNumber: Init failed.");
115 return {};
116 }
117 UErrorCode status = U_ZERO_ERROR;
118 icu::number::FormattedNumber formattedNumber = simpleNumberFormat.formatDouble(number, status);
119 if (U_FAILURE(status)) {
120 HILOG_ERROR_I18N("SimpleNumberFormat::FormatToFormattedNumber: Format double failed.");
121 return {};
122 }
123 return formattedNumber;
124 }
125 } // namespace I18n
126 } // namespace Global
127 } // namespace OHOS
128