js 前端 Google 翻译 Api

引入文件

// src/libs/google-translate/index.js

var querystring = require("querystring");var axios = require("axios");var languages = require("./languages");function translate(text, opts) {opts = opts || {};var e;[opts.from, opts.to].forEach(function (lang) {if (lang && !languages.isSupported(lang)) {e = new Error();e.code = 400;e.message = "The language '" + lang + "' is not supported";}});if (e) {return new Promise(function (resolve, reject) {reject(e);});}opts.from = opts.from || "auto";opts.to = opts.to || "en";opts.from = languages.getCode(opts.from);opts.to = languages.getCode(opts.to);// 完整的地址是 http://translate.google.com/translate_a/single// 如果是浏览器端发出的请求可以让后端配置代理let url = "/translate_a/single";const data = {client: "gtx",dt: "t",dj: 1,ie: "UTF-8",sl: opts.from,tl: opts.to,q: text,};url = `${url}?${querystring.stringify(data)}`;return axios.get(url).then(function (res) {const { sentences } = res.data;let result = {};if (sentences && sentences[0]) {const { trans, orig } = sentences[0];result = { trans, orig };}return result;}).catch(function (err) {console.log("err", err);var e = new Error();if (err.statusCode !== undefined && err.statusCode !== 200) {e.code = "BAD_REQUEST";} else {e.code = "BAD_NETWORK";}throw e;});
}module.exports = translate;
module.exports.languages = languages;

// src/libs/google-translate/languages.js

/**** Generated from https://translate.google.com** The languages that Google Translate supports (as of 5/15/16) alongside with their ISO 639-1 codes* See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes*/var langs = {auto: "Automatic",af: "Afrikaans",sq: "Albanian",am: "Amharic",ar: "Arabic",hy: "Armenian",az: "Azerbaijani",eu: "Basque",be: "Belarusian",bn: "Bengali",bs: "Bosnian",bg: "Bulgarian",ca: "Catalan",ceb: "Cebuano",ny: "Chichewa","zh-cn": "Chinese Simplified","zh-tw": "Chinese Traditional",co: "Corsican",hr: "Croatian",cs: "Czech",da: "Danish",nl: "Dutch",en: "English",eo: "Esperanto",et: "Estonian",tl: "Filipino",fi: "Finnish",fr: "French",fy: "Frisian",gl: "Galician",ka: "Georgian",de: "German",el: "Greek",gu: "Gujarati",ht: "Haitian Creole",ha: "Hausa",haw: "Hawaiian",iw: "Hebrew",hi: "Hindi",hmn: "Hmong",hu: "Hungarian",is: "Icelandic",ig: "Igbo",id: "Indonesian",ga: "Irish",it: "Italian",ja: "Japanese",jw: "Javanese",kn: "Kannada",kk: "Kazakh",km: "Khmer",ko: "Korean",ku: "Kurdish (Kurmanji)",ky: "Kyrgyz",lo: "Lao",la: "Latin",lv: "Latvian",lt: "Lithuanian",lb: "Luxembourgish",mk: "Macedonian",mg: "Malagasy",ms: "Malay",ml: "Malayalam",mt: "Maltese",mi: "Maori",mr: "Marathi",mn: "Mongolian",my: "Myanmar (Burmese)",ne: "Nepali",no: "Norwegian",ps: "Pashto",fa: "Persian",pl: "Polish",pt: "Portuguese",ma: "Punjabi",ro: "Romanian",ru: "Russian",sm: "Samoan",gd: "Scots Gaelic",sr: "Serbian",st: "Sesotho",sn: "Shona",sd: "Sindhi",si: "Sinhala",sk: "Slovak",sl: "Slovenian",so: "Somali",es: "Spanish",su: "Sundanese",sw: "Swahili",sv: "Swedish",tg: "Tajik",ta: "Tamil",te: "Telugu",th: "Thai",tr: "Turkish",uk: "Ukrainian",ur: "Urdu",uz: "Uzbek",vi: "Vietnamese",cy: "Welsh",xh: "Xhosa",yi: "Yiddish",yo: "Yoruba",zu: "Zulu",
};/*** Returns the ISO 639-1 code of the desiredLang – if it is supported by Google Translate* @param {string} desiredLang – the name or the code of the desired language* @returns {string|boolean} The ISO 639-1 code of the language or false if the language is not supported*/
function getCode(desiredLang) {if (!desiredLang) {return false;}desiredLang = desiredLang.toLowerCase();if (langs[desiredLang]) {return desiredLang;}var keys = Object.keys(langs).filter(function (key) {if (typeof langs[key] !== "string") {return false;}return langs[key].toLowerCase() === desiredLang;});return keys[0] || false;
}/*** Returns true if the desiredLang is supported by Google Translate and false otherwise* @param desiredLang – the ISO 639-1 code or the name of the desired language* @returns {boolean}*/
function isSupported(desiredLang) {return Boolean(getCode(desiredLang));
}module.exports = langs;
module.exports.isSupported = isSupported;
module.exports.getCode = getCode;

使用

浏览器端发出的请求可以让后端配置代理

const translate = require("@/libs/google-translate");translate(this.original, { from: "en", to: this.targetLang }).then((res) => {}).catch((err) => {}).finally(() => {});

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js Google 翻译 Api

js 前端 Google 翻译 Api

引入文件

使用

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