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77 lines
1.9 KiB
Plaintext
77 lines
1.9 KiB
Plaintext
/**
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* @file 用于国际化的字符串管理类
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* @author mengke01(kekee000@gmail.com)
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*/
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function appendLanguage(store, languageList) {
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languageList.forEach(item => {
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const language = item[0];
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store[language] = Object.assign(store[language] || {}, item[1]);
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});
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return store;
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}
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/**
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* 管理国际化字符，根据lang切换语言版本
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*
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* @class I18n
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* @param {Array} languageList 当前支持的语言列表
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* @param {string=} defaultLanguage 默认语言
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* languageList = [
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* 'en-us', // 语言名称
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* langObject // 语言字符串列表
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* ]
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*/
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export default class I18n {
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constructor(languageList, defaultLanguage) {
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this.store = appendLanguage({}, languageList);
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this.setLanguage(
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defaultLanguage
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|| typeof navigator !== 'undefined' && navigator.language && navigator.language.toLowerCase()
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|| 'en-us'
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);
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}
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/**
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* 设置语言
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*
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* @param {string} language 语言
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* @return {this}
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*/
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setLanguage(language) {
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if (!this.store[language]) {
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language = 'en-us';
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}
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this.lang = this.store[this.language = language];
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return this;
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}
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/**
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* 添加一个语言字符串
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*
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* @param {string} language 语言
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* @param {Object} langObject 语言对象
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* @return {this}
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*/
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addLanguage(language, langObject) {
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appendLanguage(this.store, [[language, langObject]]);
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return this;
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}
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/**
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* 获取当前语言字符串
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*
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* @param {string} path 语言路径
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* @return {string} 语言字符串
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*/
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get(path) {
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const ref = path.split('.');
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let refObject = this.lang;
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let level;
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while (refObject != null && (level = ref.shift())) {
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refObject = refObject[level];
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}
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return refObject != null ? refObject : '';
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}
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}
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