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/** |
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* 多国语言管理 |
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* |
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* node i18n.mjs init [默认语言代号] |
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* node i18n.mjs build [语言代号] |
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*/ |
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import fs from 'node:fs'; |
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import { readdir, readFile, writeFile } from 'node:fs/promises'; |
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import path from 'node:path'; |
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import common from './common.mjs'; |
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class I18N { |
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//构造函数，设置默认配置
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constructor(defaultLang, templateDir, langDir) { |
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this.defaultLang = typeof(defaultLang) != 'undefined' && defaultLang ? defaultLang : 'en'; |
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this.templateDir = typeof(templateDir) != 'undefined' && templateDir ? templateDir : './public/template/'; |
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this.langDir = typeof(langDir) != 'undefined' && langDir ? langDir : './i18n/'; |
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} |
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//从模板文件中解析语言占位变量，并生成语言包文件
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async init(lang) { |
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const _self = this; |
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try { |
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const files = await readdir(_self.templateDir); |
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let parseLangRes = null; |
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for (const file of files) { |
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parseLangRes = await _self.parseLangFromTemplate(_self.templateDir + file); |
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if (parseLangRes) { |
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console.log('Template file [%s] parse lang config done', file); |
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} |
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} |
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} catch (err) { |
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console.error('Read dir in function init failed', err); |
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return false; |
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} |
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return true; |
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} |
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//根据语言包文件以及模板文件，生成对应语言的html文件
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build(lang) { |
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const _self = this; |
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} |
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//判断语言代码格式是否符合国际标准
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isIosLangCode(lang) { |
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return /^[a-z]{2}(?:\-[a-z]{2})$/i.test(lang); |
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} |
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//更新语言包文件内容，合并新的数据到已有内容中
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async updateLangFile(langFile, langJson) { |
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const _self = this; |
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let updated = false; |
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try { |
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let json = await readFile(langFile, { encoding: 'utf8'}); |
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if (json) { |
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let data = JSON.parse(json); |
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for (const key in langJson) { |
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data[key] = langJson[key]; |
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} |
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updated = await writeFile(langFile, JSON.stringify(data, null, 4)); |
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}else { |
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updated = await writeFile(langFile, JSON.stringify(langJson, null, 4)); |
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} |
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} catch (err) { |
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console.error('updateLangFile failed', err); |
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} |
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return updated; |
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} |
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//解析单个模板文件，并生成语言包文件
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async parseLangFromTemplate(templateFilepath) { |
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const _self = this; |
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let langJson = {}, |
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total = 0; |
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try { |
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const html_template = await readFile(templateFilepath, { encoding: 'utf8' }); |
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const regHtmlLang = /[\s\S]*<html lang="([^"]+)">[\s\S]*/i; |
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let htmlLang = html_template.replace(regHtmlLang, "$1"); |
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if (htmlLang == html_template || _self.isIosLangCode(htmlLang) == false) { |
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htmlLang = _self.defaultLang; |
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}else { |
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htmlLang = htmlLang.toLowerCase(); |
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} |
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const regLang = /\{([^\}\r\n:;]+)\}/ig; |
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const matches = html_template.matchAll(regLang); |
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for (const match of matches) { |
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langJson[match[1]] = match[1]; |
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total ++; |
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} |
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//更新语言包文件
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if (total > 0) { |
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let langFile = _self.langDir + `${htmlLang}.json`; |
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const saved = await _self.updateLangFile(langFile, langJson); |
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if (!saved) { |
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return false; |
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} |
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} |
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} catch (err) { |
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console.error('parseLangFromTemplate failed', err); |
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return false; |
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} |
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return langJson; |
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} |
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} |
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export default I18N; |
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@ -0,0 +1,33 @@ |
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{ |
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"HeroUnion - Open source web crawler union.": "HeroUnion - Open source web crawler union.", |
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"HeroUnion.website": "HeroUnion.website", |
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"HeroUnion<small> - Open source web crawler union</small>": "HeroUnion<small> - Open source web crawler union</small>", |
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"HeroUnion Stats": "HeroUnion Stats", |
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"It's running": "It's running", |
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"Tasks Stats": "Tasks Stats", |
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"Last": "Last", |
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"Waiting": "Waiting", |
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"Running": "Running", |
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"Total": "Total", |
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"Done": "Done", |
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"Failed": "Failed", |
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"Notify Stats": "Notify Stats", |
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"Bot Stats": "Bot Stats", |
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"Idle": "Idle", |
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"Busy": "Busy", |
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"Offline": "Offline", |
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"JSON Data": "JSON Data", |
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"Covenant of the Alliance": "Covenant of the Alliance", |
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"Please abide by the following conventions and stick to it for a better tomorrow for yourself and the whole society!": "Please abide by the following conventions and stick to it for a better tomorrow for yourself and the whole society!", |
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"Comply with local/national laws and regulations": "Comply with local/national laws and regulations", |
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"Data that requires login or VIP status to access will not be crawled": "Data that requires login or VIP status to access will not be crawled", |
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"Data that is explicitly prohibited from being collected by the target website will not be crawled": "Data that is explicitly prohibited from being collected by the target website will not be crawled", |
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"The commercial core data of the target website is not crawled": "The commercial core data of the target website is not crawled", |
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"Low concurrency, low frequency, does not affect the normal operation of the target website": "Low concurrency, low frequency, does not affect the normal operation of the target website", |
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"Bots": "Bots", |
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"HeroUnion App": "HeroUnion App", |
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"HeroUnion download": "HeroUnion download", |
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"HeroBot download": "HeroBot download", |
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"HeroUnion<strong> is only responsible for the scheduling of crawlers and tasks</strong>.": "HeroUnion<strong> is only responsible for the scheduling of crawlers and tasks</strong>.", |
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"The contracts supported by crawlers and the specific content of tasks have nothing to do with the alliance.": "The contracts supported by crawlers and the specific content of tasks have nothing to do with the alliance." |
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} |
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@ -0,0 +1,16 @@ |
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/** |
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* i18n测试用例 |
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*/ |
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import test from 'node:test'; |
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import assert from 'node:assert'; |
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import common from '../common.mjs'; |
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import I18N from '../i18n.mjs'; |
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test('Init test', async (t) => { |
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const i18n = new I18N(); |
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const res = await i18n.init(); |
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assert.ok(res); |
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}); |
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