Ionic:当语言改变时,如何使Angular Translate js与Search Filter一起使用?

时间:2015-09-28 05:41:46

标签: javascript angularjs ionic angular-filters angular-translate

  

解决了这个问题。在此问题中编辑了解决方案。谢谢你" praszyk"。

我无法让Angular Translate与搜索过滤器配合使用。当语言为英语时,列表项可以用英语搜索。但是当语言在孟加拉时,这些项目仍然可以用英语搜索,但不能用于孟加拉语。有没有解决方案?

查看

<ion-list>
            <ion-item>
              <label class="item item-input">
                <i class="icon ion-search placeholder-icon"></i>
                <input type="text" ng-model="input.filterUser" placeholder="Search">
              </label>
            </ion-item>
              <ion-item class="item-avatar" ng-repeat="user in groups | filter:input.filterUser">
                <img src="{{user.avatar}}">           
                <h2>{{user.name | translate}}</h2>
                <p>{{user.fullname}}
                  {{user.email}}</p>       
              </ion-item>        
          </ion-list>

控制器

.controller('CreditCtrl', function($scope, $ionicConfig, $translate) {

  $scope.input = {};  
  $scope.groups = [
  {
  index: 1,
  index_start_at: 56,
  name:  "Bnd_Nilgiri",
  surname: "Hayes",
  fullname: "Grace Beatty",
  email: "francis@livingston.es",
  bool: false,
  avatar: "img/ionic.png"
  },
  {
  index: 2,
  index_start_at: 57,
  name: "Bnd_Nilachal",
  surname: "Shayes",
  fullname: "Srace Beatty",
  email: "shuvo@livingston.es",
  bool: false,
  avatar: "img/ionic.png"
  }
];



 angular.forEach($scope.groups, function(user, index){
      $translate(user.name, {user: user}).then(function(translated){
        $scope.groups[index].name = translated;
      });
    });

})

翻译提供商

.config(function($stateProvider, $urlRouterProvider, $ionicConfigProvider, $translateProvider) {

 $translateProvider.translations('en', {
    Bnd_Nilgiri : 'Nilgiri Tourspot',
    Bnd_Nilachal : 'Nilachal Tourspot',
    Bnd_Bogalake : 'Bogalake Tourspot',    
  });
  $translateProvider.translations('de', {
    // Bandarban Tour Spots

    Bnd_Nilgiri : 'নিলগিরি ট্যুর স্পট',
    Bnd_Nilachal : 'নিলাচল ট্যুর স্পট',
    Bnd_Bogalake : 'বগালেক ট্যুর স্পট',
  });
  $translateProvider.preferredLanguage('en');

1 个答案:

答案 0 :(得分:1)

这是因为你的| translate过滤器是在角度过滤器之后应用的。

唯一可行的解​​决方案是预先翻译数组groups。 在将其应用于$translate变量之前,您需要在控制器中使用groups服务:

var en_translations =  {
    Bnd_Nilgiri : 'Nilgiri Tourspot',
    Bnd_Nilachal : 'Nilachal Tourspot',
    Bnd_Bogalake : 'Bogalake Tourspot',    
}

var de_translations = {
    Bnd_Nilgiri : 'নিলগিরি ট্যুর স্পট',
    Bnd_Nilachal : 'নিলাচল ট্যুর স্পট',
    Bnd_Bogalake : 'বগালেক ট্যুর স্পট',
};


var app = angular.module('myApp', ['pascalprecht.translate']);

app.config(['$translateProvider', function ($translateProvider) {
  // add translation table
  $translateProvider
    .translations('en', en_translations)
    .translations('de', de_translations)
    .preferredLanguage('de');
}]);

app.controller('Ctrl', ['$scope', '$translate', function ($scope, $translate) {
  // expose translation via `$translate` service
  $scope.groups =  [
    {
      index: 1,
      index_start_at: 56,
      name:  "Bnd_Nilgiri",
      surname: "Hayes",
      fullname: "Grace Beatty",
      email: "francis@livingston.es",
      bool: false,
      avatar: "img/ionic.png"
    },
    {
      index: 2,
      index_start_at: 57,
      name: "Bnd_Nilachal",
      surname: "Shayes",
      fullname: "Srace Beatty",
      email: "shuvo@livingston.es",
      bool: false,
      avatar: "img/ionic.png"
    }
  ];
  angular.forEach($scope.groups, function(user, index){
    $translate(user.name, {user: user}).then(function(translated){
      $scope.groups[index].name = translated;
    });
  });

}]);

我没有测试代码,但这就是我想象的滚动方式。 基本上filter:input.filterUser$scope.groups数组进行操作,但尚未翻译,因此您需要在ng-repeat发生之前对其进行翻译。

编辑:我在这里做了一个plunkr来展示上面的代码: http://plnkr.co/edit/sVgUIlFxfs6pDsdR2ydQ