add multilanguage support and add russian language

src/www/index.html

@@ -20,30 +20,46 @@
       <div v-if="authenticated === true">
         <span v-if="requiresPassword"
           class="text-sm text-gray-400 mb-10 mr-2 mt-3 cursor-pointer hover:underline float-right" @click="logout">
-          Logout
+          {{$t("logout")}}
           <svg class="h-3 inline" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"
             stroke="currentColor">
             <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
               d="M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1" />
           </svg>
         </span>
-        <h1 class="text-4xl font-medium mt-10 mb-2">
-          <img src="./img/logo.png" width="32" class="inline align-middle" />
-          <span class="align-middle">WireGuard</span>
-        </h1>
+        <div class="flex flex-row flex-auto items-center mt-10 mb-2">
+          <h1 class="text-4xl font-medium flex-grow">
+            <img src="./img/logo.png" width="32" class="inline align-middle" />
+            <span class="align-middle">WireGuard</span>
+          </h1>
+          <div class="relative inline-block text-left flex-shrink-0">
+            <button type="button" class="inline-flex justify-center w-40 rounded-md border border-gray-100 shadow-sm py-2 bg-white text-sm font-medium text-gray-700 hover:bg-gray-50 focus:outline-none focus:bg-gray-100 focus:border-gray-200" id="menu-button" aria-expanded="true" aria-haspopup="true" @click="langDropdownShow = !langDropdownShow">
+              {{$t("changeLang")}}
+              <svg class="-mr-1 ml-2 h-5 w-5" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
+                <path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" />
+              </svg>
+            </button>
+            <div v-show="langDropdownShow" class="absolute right-0 mt-2 w-40 rounded-md shadow-lg bg-white ring-1 ring-black ring-opacity-5 focus:outline-none" role="menu" aria-orientation="vertical" aria-labelledby="menu-button">
+              <div class="py-1" role="none">
+                <a href="#" @click="changeLang('en')" class="text-gray-700 block px-4 py-2 text-sm hover:bg-gray-100 hover:text-gray-900" role="menuitem" id="menu-item-0" data-lang="en">English</a>
+                <a href="#" @click="changeLang('ru')" class="text-gray-700 block px-4 py-2 text-sm hover:bg-gray-100 hover:text-gray-900" role="menuitem" id="menu-item-1" data-lang="ru">Русский</a>
+              </div>
+            </div>
+          </div>
+       </div>
         <h2 class="text-sm text-gray-400 mb-10"></h2>
 
         <div v-if="latestRelease" class="bg-red-800 p-4 text-white text-sm font-small mb-10 rounded-md shadow-lg"
           :title="`v${currentRelease} → v${latestRelease.version}`">
           <div class="container mx-auto flex flex-row flex-auto items-center">
             <div class="flex-grow">
-              <p class="font-bold">There is an update available!</p>
+              <p class="font-bold">{{$t("updateAvailable")}}</p>
               <p>{{latestRelease.changelog}}</p>
             </div>
 
             <a href="https://github.com/WeeJeWel/wg-easy#updating" target="_blank"
               class="p-3 rounded-md bg-white float-right font-sm font-semibold text-red-800 flex-shrink-0 border-2 border-red-800 hover:border-white hover:text-white hover:bg-red-800 transition-all">
-              Update →
+              {{$t("update")}} →
             </a>
           </div>
         </div>
@@ -51,7 +67,7 @@
         <div class="shadow-md rounded-lg bg-white overflow-hidden">
           <div class="flex flex-row flex-auto items-center p-3 px-5 border border-b-2 border-gray-100">
             <div class="flex-grow">
-              <p class="text-2xl font-medium">Clients</p>
+              <p class="text-2xl font-medium">{{$t("clients")}}</p>
             </div>
             <div class="flex-shrink-0">
               <button @click="clientCreate = true; clientCreateName = '';"
@@ -61,7 +77,7 @@
                   <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
                     d="M12 6v6m0 0v6m0-6h6m-6 0H6" />
                 </svg>
-                <span class="text-sm">New</span>
+                <span class="text-sm">{{$t("new")}}</span>
               </button>
             </div>
           </div>
@@ -101,7 +117,7 @@
                 <div class="flex-grow">
 
                   <!-- Name -->
-                  <div class="text-gray-700 group" :title="'Created at ' + dateTime(new Date(client.createdAt))">
+                  <div class="text-gray-700 group" :title="$t('createdAt') + dateTime(new Date(client.createdAt))">
 
                     <!-- Show -->
                     <input v-show="clientEditNameId === client.id" v-model="clientEditName"
@@ -154,7 +170,7 @@
                     </span>
 
                     <!-- Transfer TX -->
-                    <span v-if="client.transferTx":title="'Total Download: ' + bytes(client.transferTx)">
+                    <span v-if="client.transferTx":title="$t('totalDownload') + bytes(client.transferTx)">
                       ·
                       <svg class="align-middle h-3 inline" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"
                         fill="currentColor">
@@ -166,7 +182,7 @@
                     </span>
 
                     <!-- Transfer RX -->
-                    <span v-if="client.transferRx" :title="'Total Upload: ' + bytes(client.transferRx)">
+                    <span v-if="client.transferRx" :title="$t('totalUpload') + bytes(client.transferRx)">
                       ·
                       <svg class="align-middle h-3 inline" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"
                         fill="currentColor">
@@ -179,7 +195,7 @@
 
                     <!-- Last seen -->
                     <span v-if="client.latestHandshakeAt"
-                      :title="'Last seen at ' + dateTime(new Date(client.latestHandshakeAt))">
+                      :title="$t('lastSeen') + dateTime(new Date(client.latestHandshakeAt))">
                       · {{new Date(client.latestHandshakeAt) | timeago}}
                     </span>
                   </div>
@@ -189,18 +205,18 @@
                   <div class="text-gray-400">
 
                     <!-- Enable/Disable -->
-                    <div @click="disableClient(client)" v-if="client.enabled === true" title="Disable Client"
+                    <div @click="disableClient(client)" v-if="client.enabled === true" :title="$t('disableClient')"
                       class="inline-block align-middle rounded-full w-10 h-6 mr-1 bg-red-800 cursor-pointer hover:bg-red-700 transition-all">
                       <div class="rounded-full w-4 h-4 m-1 ml-5 bg-white"></div>
                     </div>
-                    <div @click="enableClient(client)" v-if="client.enabled === false" title="Enable Client"
+                    <div @click="enableClient(client)" v-if="client.enabled === false" :title="$t('enableClient')"
                       class="inline-block align-middle rounded-full w-10 h-6 mr-1 bg-gray-200 cursor-pointer hover:bg-gray-300 transition-all">
                       <div class="rounded-full w-4 h-4 m-1 bg-white"></div>
                     </div>
 
                     <!-- Show QR-->
                     <button class="align-middle bg-gray-100 hover:bg-red-800 hover:text-white p-2 rounded transition"
-                      title="Show QR Code" @click="qrcode = `./api/wireguard/client/${client.id}/qrcode.svg`">
+                      :title="$t('showQR')" @click="qrcode = `./api/wireguard/client/${client.id}/qrcode.svg`">
                       <svg class="w-5" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"
                         stroke="currentColor">
                         <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
@@ -211,7 +227,7 @@
                     <!-- Download Config -->
                     <a :href="'./api/wireguard/client/' + client.id + '/configuration'" download
                       class="align-middle inline-block bg-gray-100 hover:bg-red-800 hover:text-white p-2 rounded transition"
-                      title="Download Configuration">
+                      :title="$t('downloadConfig')">
                       <svg class="w-5" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"
                         stroke="currentColor">
                         <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
@@ -221,7 +237,7 @@
 
                     <!-- Delete -->
                     <button class="align-middle bg-gray-100 hover:bg-red-800 hover:text-white p-2 rounded transition"
-                      title="Delete Client" @click="clientDelete = client">
+                      :title="$t('deleteClient')" @click="clientDelete = client">
                       <svg class="w-5" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">
                         <path fill-rule="evenodd"
                           d="M9 2a1 1 0 00-.894.553L7.382 4H4a1 1 0 000 2v10a2 2 0 002 2h8a2 2 0 002-2V6a1 1 0 100-2h-3.382l-.724-1.447A1 1 0 0011 2H9zM7 8a1 1 0 012 0v6a1 1 0 11-2 0V8zm5-1a1 1 0 00-1 1v6a1 1 0 102 0V8a1 1 0 00-1-1z"
@@ -235,7 +251,7 @@
 
             </div>
             <div v-if="clients && clients.length === 0">
-              <p class="text-center m-10 text-gray-400 text-sm">There are no clients yet.<br /><br />
+              <p class="text-center m-10 text-gray-400 text-sm">{{$t("noClients")}}<br /><br />
                 <button @click="clientCreate = true; clientCreateName = '';"
                   class="bg-red-800 text-white hover:bg-red-700 border-2 border-none py-2 px-4 rounded inline-flex items-center transition">
                   <svg class="w-4 mr-2" inline xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24"
@@ -243,7 +259,7 @@
                     <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
                       d="M12 6v6m0 0v6m0-6h6m-6 0H6" />
                   </svg>
-                  <span class="text-sm">New Client</span>
+                  <span class="text-sm">{{$t("newClient")}}</span>
                 </button>
               </p>
             </div>
@@ -318,12 +334,12 @@
                   </div>
                   <div class="flex-grow mt-3 text-center sm:mt-0 sm:ml-4 sm:text-left">
                     <h3 class="text-lg leading-6 font-medium text-gray-900" id="modal-headline">
-                      New Client
+                      {{$t("newClient")}}
                     </h3>
                     <div class="mt-2">
                       <p class="text-sm text-gray-500">
                         <input class="rounded p-2 border-2 border-gray-100 focus:border-gray-200 outline-none w-full"
-                          type="text" v-model.trim="clientCreateName" placeholder="Name" />
+                          type="text" v-model.trim="clientCreateName" :placeholder="$t('name')" />
                       </p>
                     </div>
                   </div>
@@ -332,15 +348,15 @@
               <div class="bg-gray-50 px-4 py-3 sm:px-6 sm:flex sm:flex-row-reverse">
                 <button v-if="clientCreateName.length" type="button" @click="createClient(); clientCreate = null"
                   class="w-full inline-flex justify-center rounded-md border border-transparent shadow-sm px-4 py-2 bg-red-800 text-base font-medium text-white hover:bg-red-700 focus:outline-none sm:ml-3 sm:w-auto sm:text-sm">
-                  Create
+                  {{$t("create")}}
                 </button>
                 <button v-else type="button"
                   class="w-full inline-flex justify-center rounded-md border border-transparent shadow-sm px-4 py-2 bg-gray-200 text-base font-medium text-white sm:ml-3 sm:w-auto sm:text-sm cursor-not-allowed">
-                  Create
+                  {{$t("create")}}
                 </button>
                 <button type="button" @click="clientCreate = null"
                   class="mt-3 w-full inline-flex justify-center rounded-md border border-gray-300 shadow-sm px-4 py-2 bg-white text-base font-medium text-gray-700 hover:bg-gray-50 focus:outline-none sm:mt-0 sm:ml-3 sm:w-auto sm:text-sm">
-                  Cancel
+                  {{$t("cancel")}}
                 </button>
               </div>
             </div>
@@ -392,12 +408,11 @@
                   </div>
                   <div class="mt-3 text-center sm:mt-0 sm:ml-4 sm:text-left">
                     <h3 class="text-lg leading-6 font-medium text-gray-900" id="modal-headline">
-                      Delete Client
+                      {{$t("deleteClient")}}
                     </h3>
                     <div class="mt-2">
                       <p class="text-sm text-gray-500">
-                        Are you sure you want to delete <strong>{{clientDelete.name}}</strong>?
-                        This action cannot be undone.
+                        {{$t("deleteDialog1")}} <strong>{{clientDelete.name}}</strong>? {{$t("deleteDialog2")}}
                       </p>
                     </div>
                   </div>
@@ -406,11 +421,11 @@
               <div class="bg-gray-50 px-4 py-3 sm:px-6 sm:flex sm:flex-row-reverse">
                 <button type="button" @click="deleteClient(clientDelete); clientDelete = null"
                   class="w-full inline-flex justify-center rounded-md border border-transparent shadow-sm px-4 py-2 bg-red-600 text-base font-medium text-white hover:bg-red-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-red-500 sm:ml-3 sm:w-auto sm:text-sm">
-                  Delete
+                  {{$t("deleteClient")}}
                 </button>
                 <button type="button" @click="clientDelete = null"
                   class="mt-3 w-full inline-flex justify-center rounded-md border border-gray-300 shadow-sm px-4 py-2 bg-white text-base font-medium text-gray-700 hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 sm:mt-0 sm:ml-3 sm:w-auto sm:text-sm">
-                  Cancel
+                  {{$t("cancel")}}
                 </button>
               </div>
             </div>
@@ -430,7 +445,7 @@
             </svg>
           </div>
 
-          <input type="password" name="password" placeholder="Password" v-model="password"
+          <input type="password" name="password" :placeholder="$t('password')" v-model="password"
             class="px-3 py-2 text-sm text-gray-500 mb-5 border-2 border-gray-100 rounded-lg w-full focus:border-red-800 outline-none" />
 
           <button v-if="authenticating"
@@ -445,9 +460,9 @@
           </button>
           <input v-if="!authenticating && password" type="submit"
             class="bg-red-800 w-full rounded shadow py-2 text-sm text-white hover:bg-red-700 transition cursor-pointer"
-            value="Sign In">
+            :value="$t('signIn')">
           <input v-if="!authenticating && !password" type="submit"
-            class="bg-gray-200 w-full rounded shadow py-2 text-sm text-white cursor-not-allowed" value="Sign In">
+            class="bg-gray-200 w-full rounded shadow py-2 text-sm text-white cursor-not-allowed" :value="$t('signIn')">
         </form>
       </div>
 
@@ -465,9 +480,9 @@
 
     </div>
 
-    <p class="text-center m-10 text-gray-300 text-xs">Made by <a target="_blank" class="hover:underline"
+    <p class="text-center m-10 text-gray-300 text-xs">{{$t("madeBy")}} <a target="_blank" class="hover:underline"
         href="https://emilenijssen.nl/?ref=wg-easy">Emile Nijssen</a> · <a class="hover:underline"
-        href="https://github.com/sponsors/WeeJeWel" target="_blank">Donate</a> · <a class="hover:underline"
+        href="https://github.com/sponsors/WeeJeWel" target="_blank">{{$t("donate")}}</a> · <a class="hover:underline"
         href="https://github.com/weejewel/wg-easy" target="_blank">GitHub</a></p>
 
 
@@ -476,9 +491,11 @@
   <script src="./js/vendor/vue.min.js"></script>
   <script src="./js/vendor/apexcharts.min.js"></script>
   <script src="./js/vendor/vue-apexcharts.min.js"></script>
+  <script src="./js/vendor/vue-i18n.min.js"></script>
   <script src="./js/vendor/md5.min.js"></script>
-  <script src="./js/vendor/timeago.min.js"></script>
+  <script src="./js/vendor/timeago.full.min.js"></script>
   <script src="./js/api.js"></script>
+  <script src="./js/i18n.js"></script>
   <script src="./js/app.js"></script>
 </body>
 

src/www/js/app.js

@@ -23,8 +23,15 @@ function bytes(bytes, decimals, kib, maxunit) {
   return `${parseFloat((bytes / Math.pow(k, i)).toFixed(dm))} ${sizes[i]}`;
 }
 
+const i18n = new VueI18n({
+  locale: localStorage.getItem('lang') || 'en',
+  fallbackLocale: 'en',
+  messages,
+});
+
 new Vue({
   el: '#app',
+  i18n,
   components: {
     apexchart: VueApexCharts,
   },
@@ -48,6 +55,8 @@ new Vue({
     currentRelease: null,
     latestRelease: null,
 
+    langDropdownShow: false,
+
     chartOptions: {
       chart: {
         background: 'transparent',
@@ -243,11 +252,15 @@ new Vue({
         .catch(err => alert(err.message || err.toString()))
         .finally(() => this.refresh().catch(console.error));
     },
+    changeLang(lang) {
+      localStorage.setItem('lang', lang);
+      i18n.locale = lang;
+    },
   },
   filters: {
     bytes,
     timeago: value => {
-      return timeago().format(value);
+      return timeago.format(value, i18n.locale);
     },
   },
   mounted() {

src/www/js/i18n.js

@@ -0,0 +1,60 @@
+'use strict';
+
+const messages = { // eslint-disable-line no-unused-vars
+  en: {
+    name: 'Name',
+    password: 'Password',
+    signIn: 'Sign In',
+    logout: 'Logout',
+    updateAvailable: 'There is an update available!',
+    update: 'Update',
+    clients: 'Clients',
+    new: 'New',
+    deleteClient: 'Delete Client',
+    deleteDialog1: 'Are you sure you want to delete',
+    deleteDialog2: 'This action cannot be undone.',
+    cancel: 'Cancel',
+    create: 'Create',
+    createdAt: 'Created at ',
+    lastSeen: 'Last seen at ',
+    totalDownload: 'Total Download: ',
+    totalUpload: 'Total Upload: ',
+    newClient: 'New Client',
+    disableClient: 'Disable Client',
+    enableClient: 'Enable Client',
+    noClients: 'There are no clients yet.',
+    showQR: 'Show QR Code',
+    downloadConfig: 'Download Configuration',
+    madeBy: 'Made by',
+    donate: 'Donate',
+    changeLang: 'Change language',
+  },
+  ru: {
+    name: 'Имя',
+    password: 'Пароль',
+    signIn: 'Войти',
+    logout: 'Выйти',
+    updateAvailable: 'Доступно обновление!',
+    update: 'Обновить',
+    clients: 'Клиенты',
+    new: 'Создать',
+    deleteClient: 'Удалить клиента',
+    deleteDialog1: 'Вы уверены, что хотите удалить',
+    deleteDialog2: 'Это действие невозможно отменить.',
+    cancel: 'Закрыть',
+    create: 'Создать',
+    createdAt: 'Создано в ',
+    lastSeen: 'Последнее подключение в ',
+    totalDownload: 'Всего скачано: ',
+    totalUpload: 'Всего загружено: ',
+    newClient: 'Создать клиента',
+    disableClient: 'Выключить клиента',
+    enableClient: 'Включить клиента',
+    noClients: 'Пока нету клиентов.',
+    showQR: 'Показать QR код',
+    downloadConfig: 'Скачать конфигурацию',
+    madeBy: 'Сделано',
+    donate: 'Поблагодарить',
+    changeLang: 'Выбор языка',
+  },
+};

src/www/js/vendor/timeago.min.js

@@ -1 +0,0 @@
-!function(t,e){"object"==typeof module&&module.exports?module.exports=e(t):t.timeago=e(t)}("undefined"!=typeof window?window:this,function(){function t(t){return t instanceof Date?t:isNaN(t)?/^\d+$/.test(t)?new Date(e(t,10)):(t=(t||"").trim().replace(/\.\d+/,"").replace(/-/,"/").replace(/-/,"/").replace(/T/," ").replace(/Z/," UTC").replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"),new Date(t)):new Date(e(t))}function e(t){return parseInt(t)}function n(t,n,r){n=d[n]?n:d[r]?r:"en";var i=0;for(agoin=t<0?1:0,t=Math.abs(t);t>=l[i]&&i<p;i++)t/=l[i];return t=e(t),i*=2,t>(0===i?9:1)&&(i+=1),d[n](t,i)[agoin].replace("%s",t)}function r(e,n){return n=n?t(n):new Date,(n-t(e))/1e3}function i(t){for(var e=1,n=0,r=Math.abs(t);t>=l[n]&&n<p;n++)t/=l[n],e*=l[n];return r%=e,r=r?e-r:e,Math.ceil(r)}function o(t){return t.getAttribute?t.getAttribute(h):t.attr?t.attr(h):void 0}function a(t,e){function a(o,c,f,s){var d=r(c,t);o.innerHTML=n(d,f,e),u["k"+s]=setTimeout(function(){a(o,c,f,s)},1e3*i(d))}var u={};return e||(e="en"),this.format=function(i,o){return n(r(i,t),o,e)},this.render=function(t,e){void 0===t.length&&(t=[t]);for(var n=0;n<t.length;n++)a(t[n],o(t[n]),e,++c)},this.cancel=function(){for(var t in u)clearTimeout(u[t]);u={}},this.setLocale=function(t){e=t},this}function u(t,e){return new a(t,e)}var c=0,f="second_minute_hour_day_week_month_year".split("_"),s="秒_分钟_小时_天_周_月_年".split("_"),d={en:function(t,e){if(0===e)return["just now","right now"];var n=f[parseInt(e/2)];return t>1&&(n+="s"),[t+" "+n+" ago","in "+t+" "+n]},zh_CN:function(t,e){if(0===e)return["刚刚","片刻后"];var n=s[parseInt(e/2)];return[t+n+"前",t+n+"后"]}},l=[60,60,24,7,365/7/12,12],p=6,h="datetime";return u.register=function(t,e){d[t]=e},u});