HttpParamSerializerPolyfill.js

.service("HttpParamSerializerPolyfillService", function() {
        /**
        * Adapation of the souce of $httpParamSerializer
        * so it can be used with angular < 1.4
        * 
        * HttpParamSerializerPolyfillService.serialize(query)
        * 
        * No guarantees or warranty, use at your own risk.
        */
        function sortedKeys(obj) {
            return Object.keys(obj).sort();
        }

        function forEachSorted(obj, iterator, context) {
            var keys = sortedKeys(obj);
            for (var i = 0; i < keys.length; i++) {
                iterator.call(context, obj[keys[i]], keys[i]);
            }
            return keys;
        }

        function encodeUriQuery(val, pctEncodeSpaces) {
            return encodeURIComponent(val).
                       replace(/%40/gi, "@").
                       replace(/%3A/gi, ":").
                       replace(/%24/g, "$").
                       replace(/%2C/gi, ",").
                       replace(/%3B/gi, ";").
                       replace(/%20/g, (pctEncodeSpaces ? "%20" : "+"));
        }

        function serializeValue(v) {
            if (isObject(v)) {
                return angular.isDate(v) ? v.toISOString() : angular.toJson(v);
            }
            return v;
        }

        function isUndefined(value) { return typeof value === "undefined"; }

        var isArray = Array.isArray;

        function isObject(value) {
            // http://jsperf.com/isobject4
            return value !== null && typeof value === "object";
        }

        this.serialize = function(params) {
            if (!params){
                return "";
            }
            var parts = [];
            forEachSorted(params, function(value, key) {
                if (value === null || isUndefined(value)){
                    return;
                }
                if (isArray(value)) {
                    angular.forEach(value, function(v, k) {
                        parts.push(encodeUriQuery(key) + "=" + encodeUriQuery(serializeValue(v)));
                    });
                } else {
                    parts.push(encodeUriQuery(key) + "=" + encodeUriQuery(serializeValue(value)));
                }
            });

            return parts.join("&");
        };
    })