unserver-unify/src/app/directive/passwordvalidate.directive.js

'use strict';
angular.module('bamboo').directive('bbPwdValidate', function(pwdService, $translate) {
    return {
        restrict: 'A',
        require: 'ngModel',
        link: function(scope, element, attrs, ctrl) {
            // add a parser that will process each time the value is
            // parsed into the model when the user updates it.
            if (!element.attr('placeholder')) {
                pwdService.getValidateRule().then(function(rule) {
                    element.attr('placeholder', $translate.instant(rule))
                }); 
            };
            ctrl.$parsers.unshift(function(value) {
                var valid;
                if (value) {
                    pwdService.getValidateRegex().then(function(regex) {
                        valid = value.match(regex);
                        console.info(valid);
                        var res = valid ? true : false;
                        console.info(res);
                        ctrl.$setValidity('password', res);
                        //console.info(ctrl);
                        //return res ? value : undefined;
                    });
                }
                return value;
                // if it's valid, return the value to the model,
                // otherwise return undefined.
                //return valid ? value : undefined;
            });
        }
    }
});