app.directive('photo', ['$http', 'modal', function($http, modal) {
    return {
        replace: true,
        templateUrl: '/assets/photo.html',
        transclude: false,
        scope: {
            result: '=',
            index: '@'
        },
        controller: ['$scope', '$http', 'modal', function($scope, $http, modal) {
            $scope.prev = $scope.index - 1;
            $scope.open = function() {
                debugger;
            };
        }]
    }
}]);

<div ng-repeat="r in results" photo result="r" index="$index"></div>