refactor google translate

ttop32 · Feb 5, 2024 · 17756b7 · 17756b7
1 parent 30404cb
commit 17756b7
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Showing 6 changed files with 123 additions and 85 deletions.
diff --git a/src/popup.vue b/src/popup.vue
@@ -328,6 +328,9 @@ var translatorList = {
   "yandex (Experimental)": "yandex",
   "deepl (Experimental)": "deepl",
   "baidu (Experimental)": "baidu",
+  // googleGTX: "googleGTX",
+  // googleWeb: "googleWeb",
+  // googleV2: "googleV2",
 };
 
 var translateActionList = {

diff --git a/src/translator/google.js b/src/translator/google.js
@@ -5,12 +5,6 @@ import ky from "ky";
 const googleTranslateTKK = "448487.932609646";
 const apiPath = "https://translate.googleapis.com/translate_a/t";
 
-var tokenUrl = "https://translate.google.com";
-var newGoogleUrl =
-  "https://translate.google.com/_/TranslateWebserverUi/data/batchexecute";
-var token;
-var tokenTTL = 60 * 60 * 1000; //1hour
-
 export default class google extends BaseTranslator {
   static async requestTranslate(text, sourceLang, targetLang) {
     // code brought from https://github.com/translate-tools/core/blob/master/src/translators/GoogleTranslator/token.js
@@ -126,66 +120,3 @@ function getToken(query, windowTkk) {
   const normalizedResult = encondingRound % 1000000;
   return normalizedResult.toString() + "." + (normalizedResult ^ tkkIndex);
 }
-
-async function googleTranslateRequestV2(text, sourceLang, targetLang) {
-  var { sid, bl, at } = await getTokenV2();
-
-  let req = JSON.stringify([
-    [
-      [
-        "MkEWBc",
-        JSON.stringify([[text, sourceLang, targetLang, true], [null]]),
-        null,
-        "generic",
-      ],
-    ],
-  ]);
-  return await ky
-    .post(newGoogleUrl, {
-      headers: {
-        "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
-      },
-      searchParams: {
-        rpcids: "MkEWBc",
-        "source-path": "/",
-        "f.sid": sid,
-        bl,
-        hl: "ko",
-        "soc-app": 1,
-        "soc-platform": 1,
-        "soc-device": 1,
-        _reqid: Math.floor(10000 + 10000 * Math.random()),
-        rt: "c",
-      },
-      body: new URLSearchParams({ "f.req": req, at }), //
-      anonymous: true,
-      nocache: true,
-    })
-    .text();
-}
-function googleTranslateRequestWrapV2(res) {
-  var json = JSON.parse(JSON.parse(/\[.*\]/.exec(res))[0][2]);
-  var translatedText = json[1][0][0][5]
-    .map((text) => text?.[0])
-    .filter((text) => text)
-    .join(" ");
-
-  return {
-    translatedText,
-    detectedLang: json[0][2],
-    transliteration: json[1][0][0][1],
-  };
-}
-
-async function getTokenV2() {
-  if (token && token.time + tokenTTL > Date.now()) {
-    return token;
-  }
-  var res = await ky(tokenUrl).text();
-  var sid = res.match(/"FdrFJe":"(.*?)"/)[1];
-  let bl = res.match(/"cfb2h":"(.*?)"/)[1];
-  let at = res.match(/"SNlM0e":"(.*?)"/)?.[1] || "";
-  var time = Date.now();
-  token = { sid, bl, at, time };
-  return token;
-}
diff --git a/src/translator/googleGTX.js b/src/translator/googleGTX.js
@@ -0,0 +1,31 @@
+import ky from "ky";
+import BaseTranslator from "./baseTranslator";
+
+var apiUrl = "https://translate.googleapis.com/translate_a/single";
+
+export default class googleGTX extends BaseTranslator {
+  static async requestTranslate(text, sourceLang, targetLang) {
+    return await ky(apiUrl, {
+      searchParams: {
+        client: "gtx",
+        q: text,
+        sl: sourceLang,
+        tl: targetLang,
+        dt: "t",
+        dj: 1,
+      },
+    }).json();
+  }
+  static async wrapResponse(res, text, sourceLang, targetLang) {
+    var translatedText = res.sentences
+      .map((sentence) => sentence.trans)
+      .join(" ");
+    var detectedLang = res.src;
+
+    return {
+      translatedText,
+      detectedLang,
+      transliteration: "",
+    };
+  }
+}
diff --git a/src/translator/googleV2.js b/src/translator/googleV2.js
@@ -0,0 +1,73 @@
+import ky from "ky";
+import BaseTranslator from "./baseTranslator";
+
+var tokenUrl = "https://translate.google.com";
+var newGoogleUrl =
+  "https://translate.google.com/_/TranslateWebserverUi/data/batchexecute";
+var token;
+var tokenTTL = 60 * 60 * 1000; //1hour
+
+export default class googleV2 extends BaseTranslator {
+  static async requestTranslate(text, sourceLang, targetLang) {
+    var { sid, bl, at } = await getTokenV2();
+
+    let req = JSON.stringify([
+      [
+        [
+          "MkEWBc",
+          JSON.stringify([[text, sourceLang, targetLang, true], [null]]),
+          null,
+          "generic",
+        ],
+      ],
+    ]);
+    return await ky
+      .post(newGoogleUrl, {
+        headers: {
+          "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
+        },
+        searchParams: {
+          rpcids: "MkEWBc",
+          "source-path": "/",
+          "f.sid": sid,
+          bl,
+          hl: "ko",
+          "soc-app": 1,
+          "soc-platform": 1,
+          "soc-device": 1,
+          _reqid: Math.floor(10000 + 10000 * Math.random()),
+          rt: "c",
+        },
+        body: new URLSearchParams({ "f.req": req, at }), //
+        anonymous: true,
+        nocache: true,
+      })
+      .text();
+  }
+  static async wrapResponse(res, text, sourceLang, targetLang) {
+    var json = JSON.parse(JSON.parse(/\[.*\]/.exec(res))[0][2]);
+    var translatedText = json[1][0][0][5]
+      .map((text) => text?.[0])
+      .filter((text) => text)
+      .join(" ");
+
+    return {
+      translatedText,
+      detectedLang: json[0][2],
+      transliteration: json[1][0][0][1],
+    };
+  }
+}
+
+async function getTokenV2() {
+  if (token && token.time + tokenTTL > Date.now()) {
+    return token;
+  }
+  var res = await ky(tokenUrl).text();
+  var sid = res.match(/"FdrFJe":"(.*?)"/)[1];
+  let bl = res.match(/"cfb2h":"(.*?)"/)[1];
+  let at = res.match(/"SNlM0e":"(.*?)"/)?.[1] || "";
+  var time = Date.now();
+  token = { sid, bl, at, time };
+  return token;
+}
diff --git a/src/translator/googleDictionary.js → src/translator/googleWeb.js b/src/translator/googleDictionary.js → src/translator/googleWeb.js
@@ -1,13 +1,12 @@
 import ky from "ky";
 import * as cheerio from "cheerio";
 
-import BaseTranslator from "./baseTranslator";
-import google from "./google.js";
+import BaseTranslator from "./baseTranslator.js";
 import * as util from "/src/util";
 
 var googleSearchUrl = "https://www.google.com/search";
 
-export default class googleDictionary extends BaseTranslator {
+export default class googleWeb extends BaseTranslator {
   static async requestTranslate(text, sourceLang, targetLang) {
     var lang = "en";
     return await ky(googleSearchUrl, {
@@ -27,17 +26,6 @@ export default class googleDictionary extends BaseTranslator {
     var detectedLang2 = await util.detectLangBrowser(text);
     var detectedLang = sourceLang != "auto" ? sourceLang : detectedLang2;
 
-    //if no result use google translate
-    if (!translatedText) {
-      var res = await google.requestTranslate(text, sourceLang, targetLang);
-      var { translatedText, detectedLang } = await google.wrapResponse(
-        res,
-        text,
-        sourceLang,
-        targetLang
-      );
-    }
-
     return {
       translatedText,
       detectedLang,

diff --git a/src/translator/index.js b/src/translator/index.js
@@ -4,6 +4,18 @@ import papago from "./papago.js";
 import deepl from "./deepl.js";
 import yandex from "./yandex.js";
 import baidu from "./baidu.js";
-import googleDictionary from "./googleDictionary.js";
+import googleWeb from "./googleWeb.js";
+import googleV2 from "./googleV2.js";
+import googleGTX from "./googleGTX.js";
 
-export default { google, bing, papago, deepl, yandex, baidu, googleDictionary };
+export default {
+  google,
+  googleWeb,
+  googleV2,
+  googleGTX,
+  bing,
+  papago,
+  deepl,
+  yandex,
+  baidu,
+};