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Forked from Yaffle/URLUtils.js
Last active August 29, 2015 14:02
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/*jslint regexp: true, maxerr: 50, indent: 2 */
(function (global) {
"use strict";
function URLUtils(url, baseURL) {
var m = String(url).replace(/^\s+|\s+$/g, "").match(/^([^:\/?#]+:)?(?:\/\/(?:([^:@]*)(?::([^:@]*))?@)?(([^:\/?#]*)(?::(\d*))?))?([^?#]*)(\?[^#]*)?(#[\s\S]*)?/);
if (!m) {
throw new RangeError();
}
var href = m[0] || "";
var protocol = m[1] || "";
var username = m[2] || "";
var password = m[3] || "";
var host = m[4] || "";
var hostname = m[5] || "";
var port = m[6] || "";
var pathname = m[7] || "";
var search = m[8] || "";
var hash = m[9] || "";
if (baseURL !== undefined) {
var base = new URLUtils(baseURL);
var flag = protocol === "" && host === "" && username === "";
if (flag && pathname === "" && search === "") {
search = base.search;
}
if (flag && pathname.charAt(0) !== "/") {
pathname = (pathname !== "" ? (base.pathname.slice(0, base.pathname.lastIndexOf("/") + 1) + pathname) : base.pathname);
}
// dot segments removal
var output = [];
pathname.replace(/^(\.\.?(\/|$))+/, "")
.replace(/\/(\.(\/|$))+/g, "/")
.replace(/\/\.\.$/, "/../")
.replace(/\/?[^\/]*/g, function (p) {
if (p === "/..") {
output.pop();
} else {
output.push(p);
}
});
pathname = output.join("").replace(/^\//, pathname.charAt(0) === "/" ? "/" : "");
if (flag) {
port = base.port;
hostname = base.hostname;
host = base.host;
password = base.password;
username = base.username;
}
if (protocol === "") {
protocol = base.protocol;
}
href = protocol + (host !== "" ? "//" : "") + (username !== "" ? username + (password !== "" ? ":" + password : "") + "@" : "") + host + pathname + search + hash;
}
this.href = href;
this.origin = protocol + (host !== "" ? "//" + host : "");
this.protocol = protocol;
this.username = username;
this.password = password;
this.host = host;
this.hostname = hostname;
this.port = port;
this.pathname = pathname;
this.search = search;
this.hash = hash;
}
global.URLUtils = URLUtils;
}(this));
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