nextcloud / passman-webextension

    angular.module('passmanExtension').factory('HttpsTest', ['$http', '$q', function ($http, $q) {

        var tester = {};

        tester.test = function (url) {

            var deferred = $q.defer();

            if(url.match(/^https?:\/\//)){

                deferred.resolve(url);

                return deferred.promise;

            }

            // first test with https

            var protocol = 'https://';

            var req = {

                method: 'GET',

                url: protocol+url,

                timeout: 500

            };

            $http(req).then(function () {

                    // we have https

                    deferred.resolve(protocol + url);

                },

                function () {

                    protocol = 'http://';

                    // we don't have https

                    deferred.reject(protocol + url);

                });

            return deferred.promise;

        };

        tester.isHTTP = function (url) {

            return url.substr(0,5) === 'http:';

        };

        return tester;

    }]);

}());