Angular Google Contact phone number filter

controllers.js

/*** PHONE FILTER ***/
// .controller('ContactsCtrl', function ($scope, $filter)

.filter('PhoneFilter', function () {

    return function (input, search) {

        if (!search) {
            return input;
        }
        var result = [];
        search = search.replace(/[+()-\s]/g, "").toLowerCase();


        angular.forEach(input, function (item) {

            if (item.hasOwnProperty('gd$phoneNumber')) {

                if (item.title.$t.replace(/[-\s]/g, "").toLowerCase().indexOf(search) !== -1 || item.gd$phoneNumber[0]['$t'].replace(/[+()-\s]/g, "").toLowerCase().indexOf(search) !== -1) {

                    result.push(item);
                }

            }
        });
        return result;
    };
});

index.html

<label class="item item-input">
            <i class="icon ion-search placeholder-icon"></i>
            <input type="text" placeholder="Search Contacts" ng-model="search" ng-minlength="2" style="width:100%; padding-left:11px;">

            <a ng-if="search.length" on-touch="search=''">
                <i class="icon ion-close placeholder-icon"></i>
            </a>
        </label>

        <ion-list>
            <ion-item class="item-avatar item-icon-right" ng-if="item.gd$phoneNumber[0]['$t']" ng-repeat="item in items | PhoneFilter:search:search | orderBy:'title.$t'" ng-click="showActionsheet({{ item }})">
                <img ng-if="item.link[0]['gd$etag']" data-src="{{item.link[0]['href']}}&access_token={{token}}">
                <img ng-if="!item.link[0]['gd$etag']" ng-src="{{placeholder}}">

                <h2 ng-if="item.title.$t">{{ item.title.$t }}</h2>
                <p ng-if="item.gd$phoneNumber[0]['$t']"> <i class="ion-android-call"></i> {{ item.gd$phoneNumber[0]['$t'] }}
                    <p/>
                    <p ng-if="item.gd$email[0]['address']"> <i class="ion-android-mail"></i> {{ item.gd$email[0]['address'] }}
                        <p/>

                        <!--            icon-accessory-->
                        <i class="icon ion-ios-star-outline energized"></i>

                        <ion-option-button class="button-assertive" ng-click="remove(chat)">
                            Delete
                        </ion-option-button>
            </ion-item>
        </ion-list>