我将以下指令放到使用angular-ui-bootstrap datepicker的输入字段中:

angular.module('directives.validators.date', [])
.directive('validDate',[ '$filter', function ($filter) {
  return {
    restrict:'A',
    require:'ngModel',
    link: function  (scope, el, attrs, ngModel) {
      var pattern = /^(0[1-9]|[12][0-9]|3[01])\.(0[1-9]|1[012])\.(19|20)\d\d$/;
      ngModel.scope = scope;
      ngModel.attrs = attrs;
      el.on('blur',function() {
        if(typeof ngModel.$viewValue === "object"){
          var str = $filter('date')(ngModel.$viewValue, "dd.MM.yyyy");
          ngModel.$setViewValue(str);
        }

        if(ngModel.$viewValue){
          if(ngModel.$viewValue!=="" && !pattern.test(ngModel.$viewValue)){
              ngModel.$setValidity("date",false);
          }
        }
      });

      scope.$watch(function () {
          return ngModel.$modelValue;
        },
        function() {
        if(ngModel.$pristine){ //if the data has just been fetched, convert it to date format.
          if (typeof ngModel.$viewValue === "number"){
            var date = new Date(ngModel.$viewValue);
            //var str = $filter('date')(date, "dd.MM.yyyy");
            ngModel.$setViewValue(date);
            ngModel.$setPristine(true);
            var formName = $("form")[0].name;
            ngModel.scope[formName].$setPristine(true);
            ngModel.$setValidity("date",true);
          }
        }
        if(ngModel.$viewValue){ //when the filed is changed, if it is corrected set that the date is valid
          if(ngModel.$viewValue==="" || pattern.test(ngModel.$viewValue)){
            ngModel.$setValidity("date",true);
          }
        }
      });
    }
  };
}]);

我对datepicker组件有一个问题,如果未触摸datepicker字段(即使其中包含数据,例如当我编辑资源时),表单也不会提交。即使提交的日期正确,它也基本上将表单视为无效。该指令解决了该问题,但是当我将angular升级到1.3时,该指令不再起作用。

我需要更改什么才能使该指令再次起作用?

最佳答案

Here您可以找到有关影响1.3中ngModel的重大更改的信息:

10-05 21:02
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