Create urlHelper

Author: wchaowu

javascript-based/urlHelper

@@ -0,0 +1,31 @@
+// This function creates a new anchor element and uses location
+// properties (inherent) to get the desired URL data. Some String
+// operations are used (to normalize results across browsers).
+ 
+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('/')
+    };
+}