Uri URL

Uri parse.js

/**
 * Created by jiangcheng.wxd on 14-5-28.
 */
(function(window){
    var Query = (function (queryString) {

        function parseURL(url) {
            var a =  document.createElement('a');
            a.href = url;
            return {
                source: url,
                protocol: a.protocol.replace(':',''),
                host: a.hostname,
                port: a.port,
                query: a.search,
                params: (function(){
                    var ret = {},
                        seg = a.search.replace(/^\?/,'').split('&'),
                        len = seg.length, i = 0, s;
                    for (;i<len;i++) {
                        if (!seg[i]) { continue; }
                        s = seg[i].split('=');
                        ret[s[0]] = s[1];
                    }
                    return ret;
                })(),
                file: (a.pathname.match(/\/([^\/?#]+)$/i) || [,''])[1],
                hash: a.hash.replace('#',''),
                path: a.pathname.replace(/^([^\/])/,'/$1'),
                relative: (a.href.match(/tps?:\/\/[^\/]+(.+)/) || [,''])[1],
                segments: a.pathname.replace(/^\//,'').split('/')
            };
        };

        function hasParam(a){
            var params = parseURL(queryString).params;

            return (a in params);
        };

        function getParamVal(key){
            var params = parseURL(queryString).params;

            return params[key];
        };

        function getHash(){
            return parseURL(queryString).hash;
        };

        // public api
        return {
            hasParam: hasParam,
            getParamVal: getParamVal,
            hash: getHash
        };
    })();

    window.urlQuery = Query;
})(window);