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jquery結(jié)合html實(shí)現(xiàn)中英文頁面切換

高洛峰

發(fā)布： 2016-12-03 14:55:48

原創(chuàng)

3502人瀏覽過

目的：前端（只采用thymeleaf模板+jquery）實(shí)現(xiàn)國際化

由：前端沒有采用流行的vue.js angular 等框架，純html不可以引用js中定義的常量?
采用jquery賦值（維護(hù)2個模板（中，英）界面）直接out

方案：采用https://github.com/coderifous/jquery-localize/?一個本地化插件?
a jQuery plugin that makes it easy to internationalize your web site

步驟：?

1 html

立即學(xué)習(xí)“前端免費(fèi)學(xué)習(xí)筆記（深入）”；

<!DOCTYPE>
<html>
  <head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <title>Language</title>
  <!-- 引用三個js文件 language_cookie.js實(shí)現(xiàn)記憶功能 下一次用戶刷新界面之后 記得之前用戶使用了那個語種 -->
  <script src="jquery.js" type="text/javascript" charset="utf-8"></script>
  <script src="jquery.localize.js" type="text/javascript" charset="utf-8"></script>
  <script src="language_cookie.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
 <div> 
     <select id="ddlSomoveLanguage" onchange="chgLang();">
        <option value="">LAGUAGE</option>
        <option value="ja">日本</option>
        <option value="en">ENGLISH</option>
      </select>
     </div>
 <div id="prod_navright">
      <ul> <!-- data-localize="hpt.management" 固定寫法 對應(yīng)語言包文件中的key -->
       <li><a data-localize="hpt.management" href="hospitality_management_ja.html" >MANAGEMENT</a></li>
       <li><a data-localize="hpt.support" href="hospitality_support_ja.html">SUPPORT</a></li>
       <li><a data-localize="hpt.tutorial" href="hospitality_tutorial_ja.html">TUTORIAL</a></li>
       <li><a data-localize="hpt.features" href="hospitality_features_ja.html">FEATURES</a></li>
      </ul>
     </div>
</body>
</html>

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2 語言包文件

text-en.json

{
 "hpt":{ 
  "features": "FEATURES",
  "tutorial": "TUTORIAL",
  "support": "SUPPORT",
  "management": "MANAGEMENT"
}
}

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text-ja.json?
·······

3 language_cookie.js 需要在服務(wù)器上執(zhí)行本機(jī)執(zhí)行無法獲取需要的json文件?主要的代碼?標(biāo)記處的代碼底層可能使用的是xmlHttpRequest實(shí)現(xiàn)獲取.json語言包文件

var name = "somoveLanguage";
function chgLang() {
  var value = $("#ddlSomoveLanguage").children('option:selected').val();
  SetCookie(name, value);
  console.log("come in chgLang" + name + value);
  location.reload();
}
function SetCookie(name, value) {
  var Days = 30; //此 cookie 將被保存 30 天
  var exp = new Date(); //new Date("December 31, 9998");
  exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
  document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
}
function getCookie(name){ //取cookies函數(shù)
  var arr = document.cookie.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"));
  if (arr != null) return unescape(arr[2]);
  return null
}
$(function() {
  var uulanguage = (navigator.language || navigator.browserLanguage).toLowerCase();
  console.log("come in readly" + uulanguage);

  if (uulanguage.indexOf("en") > -1) {
    $("[data-localize]").localize("text", {  //**主要的代碼** jquery.localize.js 底層實(shí)現(xiàn)切換邏輯
      pathPrefix: "lang",
      language: "en"
    });
     console.log("come in en");
  } else if (uulanguage.indexOf("ja") > -1) {
    $("[data-localize]").localize("text", {
      pathPrefix: "lang",
      language: "ja"
    });
     console.log("come in ja");
  } else {
    $("[data-localize]").localize("text", {
      pathPrefix: "lang",
      language: "en"
    });
    console.log("come in moren en");
  };
   //根據(jù)cookie選擇語言
  if (getCookie(name) != "") {
    if (getCookie(name) == "ja") {
      $("[data-localize]").localize("text", {
        pathPrefix: "lang",
        language: "ja"
      });
      console.log("come in cookie ja");
    }
    if (getCookie(name) == "en") {
      $("[data-localize]").localize("text", {
        pathPrefix: "lang",
        language: "en"
      });
      console.log("come in cookie en");
    }
  }
});

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