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1429 lines (1424 loc) · 44.1 KB
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/*!
* URI.js - Mutating URLs
*
* Version: 1.8.3
*
* Author: Rodney Rehm
* Web: http://medialize.github.com/URI.js/
*
* Licensed under
* MIT License http://www.opensource.org/licenses/mit-license
* GPL v3 http://opensource.org/licenses/GPL-3.0
*
*/
(function(root, factory) {
// https://github.com/umdjs/umd/blob/master/returnExports.js
if (typeof exports === 'object') {
// Node
module.exports = factory(require('./punycode'), require('./IPv6'), require('./SecondLevelDomains'));
} else if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['./punycode', './IPv6', './SecondLevelDomains'], factory);
} else {
// Browser globals (root is window)
root.URI = factory(root.punycode, root.IPv6, root.SecondLevelDomains);
}
}(this, function(punycode, IPv6, SLD) {
"use strict";
function URI(url, base) {
// Allow instantiation without the 'new' keyword
if (!(this instanceof URI)) {
return new URI(url, base);
}
if (url === undefined) {
if (typeof location !== 'undefined') {
url = location.href + "";
} else {
url = "";
}
}
this.href(url);
// resolve to base according to http://dvcs.w3.org/hg/url/raw-file/tip/Overview.html#constructor
if (base !== undefined) {
return this.absoluteTo(base);
}
return this;
};
var p = URI.prototype;
var hasOwn = Object.prototype.hasOwnProperty;
function escapeRegEx(string) {
// https://github.com/medialize/URI.js/commit/85ac21783c11f8ccab06106dba9735a31a86924d#commitcomment-821963
return string.replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
}
function isArray(obj) {
return String(Object.prototype.toString.call(obj)) === "[object Array]";
}
function filterArrayValues(data, value) {
var lookup = {};
var i, length;
if (isArray(value)) {
for (i = 0, length = value.length; i < length; i++) {
lookup[value[i]] = true;
}
} else {
lookup[value] = true;
}
for (i = 0, length = data.length; i < length; i++) {
if (lookup[data[i]] !== undefined) {
data.splice(i, 1);
length--;
i--;
}
}
return data;
}
URI._parts = function() {
return {
protocol: null,
username: null,
password: null,
hostname: null,
urn: null,
port: null,
path: null,
query: null,
fragment: null,
// state
duplicateQueryParameters: URI.duplicateQueryParameters
};
};
// state: allow duplicate query parameters (a=1&a=1)
URI.duplicateQueryParameters = false;
// static properties
URI.protocol_expression = /^[a-z][a-z0-9-+-]*$/i;
URI.idn_expression = /[^a-z0-9\.-]/i;
URI.punycode_expression = /(xn--)/i;
// well, 333.444.555.666 matches, but it sure ain't no IPv4 - do we care?
URI.ip4_expression = /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
// credits to Rich Brown
// source: http://forums.intermapper.com/viewtopic.php?p=1096#1096
// specification: http://www.ietf.org/rfc/rfc4291.txt
URI.ip6_expression = /^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/;
// gruber revised expression - http://rodneyrehm.de/t/url-regex.html
URI.find_uri_expression = /\b((?:[a-z][\w-]+:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))/ig;
// http://www.iana.org/assignments/uri-schemes.html
// http://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers#Well-known_ports
URI.defaultPorts = {
http: "80",
https: "443",
ftp: "21",
gopher: "70",
ws: "80",
wss: "443"
};
// allowed hostname characters according to RFC 3986
// ALPHA DIGIT "-" "." "_" "~" "!" "$" "&" "'" "(" ")" "*" "+" "," ";" "=" %encoded
// I've never seen a (non-IDN) hostname other than: ALPHA DIGIT . -
URI.invalid_hostname_characters = /[^a-zA-Z0-9\.-]/;
// encoding / decoding according to RFC3986
function strictEncodeURIComponent(string) {
// see https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/encodeURIComponent
return encodeURIComponent(string).replace(/[!'()*]/g, escape).replace(/\*/g, "%2A");
}
URI.encode = strictEncodeURIComponent;
URI.decode = decodeURIComponent;
URI.iso8859 = function() {
URI.encode = escape;
URI.decode = unescape;
};
URI.unicode = function() {
URI.encode = strictEncodeURIComponent;
URI.decode = decodeURIComponent;
};
URI.characters = {
pathname: {
encode: {
// RFC3986 2.1: For consistency, URI producers and normalizers should
// use uppercase hexadecimal digits for all percent-encodings.
expression: /%(24|26|2B|2C|3B|3D|3A|40)/ig,
map: {
// -._~!'()*
"%24": "$",
"%26": "&",
"%2B": "+",
"%2C": ",",
"%3B": ";",
"%3D": "=",
"%3A": ":",
"%40": "@"
}
},
decode: {
expression: /[\/\?#]/g,
map: {
"/": "%2F",
"?": "%3F",
"#": "%23"
}
}
},
reserved: {
encode: {
// RFC3986 2.1: For consistency, URI producers and normalizers should
// use uppercase hexadecimal digits for all percent-encodings.
expression: /%(21|23|24|26|27|28|29|2A|2B|2C|2F|3A|3B|3D|3F|40|5B|5D)/ig,
map: {
// gen-delims
"%3A": ":",
"%2F": "/",
"%3F": "?",
"%23": "#",
"%5B": "[",
"%5D": "]",
"%40": "@",
// sub-delims
"%21": "!",
"%24": "$",
"%26": "&",
"%27": "'",
"%28": "(",
"%29": ")",
"%2A": "*",
"%2B": "+",
"%2C": ",",
"%3B": ";",
"%3D": "="
}
}
}
};
URI.encodeQuery = function(string) {
return URI.encode(string + "").replace(/%20/g, '+');
};
URI.decodeQuery = function(string) {
return URI.decode((string + "").replace(/\+/g, '%20'));
};
URI.recodePath = function(string) {
var segments = (string + "").split('/');
for (var i = 0, length = segments.length; i < length; i++) {
segments[i] = URI.encodePathSegment(URI.decode(segments[i]));
}
return segments.join('/');
};
URI.decodePath = function(string) {
var segments = (string + "").split('/');
for (var i = 0, length = segments.length; i < length; i++) {
segments[i] = URI.decodePathSegment(segments[i]);
}
return segments.join('/');
};
// generate encode/decode path functions
var _parts = {
'encode': 'encode',
'decode': 'decode'
};
var _part;
var generateAccessor = function(_group, _part) {
return function(string) {
return URI[_part](string + "").replace(URI.characters[_group][_part].expression, function(c) {
return URI.characters[_group][_part].map[c];
});
};
};
for (_part in _parts) {
URI[_part + "PathSegment"] = generateAccessor("pathname", _parts[_part]);
}
URI.encodeReserved = generateAccessor("reserved", "encode");
URI.parse = function(string, parts) {
var pos, t;
if (!parts) {
parts = {};
}
// [protocol"://"[username[":"password]"@"]hostname[":"port]"/"?][path]["?"querystring]["#"fragment]
// extract fragment
pos = string.indexOf('#');
if (pos > -1) {
// escaping?
parts.fragment = string.substring(pos + 1) || null;
string = string.substring(0, pos);
}
// extract query
pos = string.indexOf('?');
if (pos > -1) {
// escaping?
parts.query = string.substring(pos + 1) || null;
string = string.substring(0, pos);
}
// extract protocol
if (string.substring(0, 2) === '//') {
// relative-scheme
parts.protocol = '';
string = string.substring(2);
// extract "user:pass@host:port"
string = URI.parseAuthority(string, parts);
} else {
pos = string.indexOf(':');
if (pos > -1) {
parts.protocol = string.substring(0, pos);
if (parts.protocol && !parts.protocol.match(URI.protocol_expression)) {
// : may be within the path
parts.protocol = undefined;
} else if (parts.protocol === 'file') {
// the file scheme: does not contain an authority
string = string.substring(pos + 3);
} else if (string.substring(pos + 1, pos + 3) === '//') {
string = string.substring(pos + 3);
// extract "user:pass@host:port"
string = URI.parseAuthority(string, parts);
} else {
string = string.substring(pos + 1);
parts.urn = true;
}
}
}
// what's left must be the path
parts.path = string;
// and we're done
return parts;
};
URI.parseHost = function(string, parts) {
// extract host:port
var pos = string.indexOf('/');
var bracketPos;
var t;
if (pos === -1) {
pos = string.length;
}
if (string[0] === "[") {
// IPv6 host - http://tools.ietf.org/html/draft-ietf-6man-text-addr-representation-04#section-6
// I claim most client software breaks on IPv6 anyways. To simplify things, URI only accepts
// IPv6+port in the format [2001:db8::1]:80 (for the time being)
bracketPos = string.indexOf(']');
parts.hostname = string.substring(1, bracketPos) || null;
parts.port = string.substring(bracketPos + 2, pos) || null;
} else if (string.indexOf(':') !== string.lastIndexOf(':')) {
// IPv6 host contains multiple colons - but no port
// this notation is actually not allowed by RFC 3986, but we're a liberal parser
parts.hostname = string.substring(0, pos) || null;
parts.port = null;
} else {
t = string.substring(0, pos).split(':');
parts.hostname = t[0] || null;
parts.port = t[1] || null;
}
if (parts.hostname && string.substring(pos)[0] !== '/') {
pos++;
string = "/" + string;
}
return string.substring(pos) || '/';
};
URI.parseAuthority = function(string, parts) {
string = URI.parseUserinfo(string, parts);
return URI.parseHost(string, parts);
};
URI.parseUserinfo = function(string, parts) {
// extract username:password
var pos = string.indexOf('@');
var firstSlash = string.indexOf('/');
var t;
// authority@ must come before /path
if (pos > -1 && (firstSlash === -1 || pos < firstSlash)) {
t = string.substring(0, pos).split(':');
parts.username = t[0] ? URI.decode(t[0]) : null;
t.shift();
parts.password = t[0] ? URI.decode(t.join(':')) : null;
string = string.substring(pos + 1);
} else {
parts.username = null;
parts.password = null;
}
return string;
};
URI.parseQuery = function(string) {
if (!string) {
return {};
}
// throw out the funky business - "?"[name"="value"&"]+
string = string.replace(/&+/g, '&').replace(/^\?*&*|&+$/g, '');
if (!string) {
return {};
}
var items = {};
var splits = string.split('&');
var length = splits.length;
var v, name, value;
for (var i = 0; i < length; i++) {
v = splits[i].split('=');
name = URI.decodeQuery(v.shift());
// no "=" is null according to http://dvcs.w3.org/hg/url/raw-file/tip/Overview.html#collect-url-parameters
value = v.length ? URI.decodeQuery(v.join('=')) : null;
if (items[name]) {
if (typeof items[name] === "string") {
items[name] = [items[name]];
}
items[name].push(value);
} else {
items[name] = value;
}
}
return items;
};
URI.build = function(parts) {
var t = "";
if (parts.protocol) {
t += parts.protocol + ":";
}
if (!parts.urn && (t || parts.hostname)) {
t += '//';
}
t += (URI.buildAuthority(parts) || '');
if (typeof parts.path === "string") {
if (parts.path[0] !== '/' && typeof parts.hostname === "string") {
t += '/';
}
t += parts.path;
}
if (typeof parts.query === "string" && parts.query) {
t += '?' + parts.query;
}
if (typeof parts.fragment === "string" && parts.fragment) {
t += '#' + parts.fragment;
}
return t;
};
URI.buildHost = function(parts) {
var t = "";
if (!parts.hostname) {
return "";
} else if (URI.ip6_expression.test(parts.hostname)) {
if (parts.port) {
t += "[" + parts.hostname + "]:" + parts.port;
} else {
// don't know if we should always wrap IPv6 in []
// the RFC explicitly says SHOULD, not MUST.
t += parts.hostname;
}
} else {
t += parts.hostname;
if (parts.port) {
t += ':' + parts.port;
}
}
return t;
};
URI.buildAuthority = function(parts) {
return URI.buildUserinfo(parts) + URI.buildHost(parts);
};
URI.buildUserinfo = function(parts) {
var t = "";
if (parts.username) {
t += URI.encode(parts.username);
if (parts.password) {
t += ':' + URI.encode(parts.password);
}
t += "@";
}
return t;
};
URI.buildQuery = function(data, duplicates) {
// according to http://tools.ietf.org/html/rfc3986 or http://labs.apache.org/webarch/uri/rfc/rfc3986.html
// being »-._~!$&'()*+,;=:@/?« %HEX and alnum are allowed
// the RFC explicitly states ?/foo being a valid use case, no mention of parameter syntax!
// URI.js treats the query string as being application/x-www-form-urlencoded
// see http://www.w3.org/TR/REC-html40/interact/forms.html#form-content-type
var t = "";
var unique, key, i, length;
for (key in data) {
if (hasOwn.call(data, key) && key) {
if (isArray(data[key])) {
unique = {};
for (i = 0, length = data[key].length; i < length; i++) {
if (data[key][i] !== undefined && unique[data[key][i] + ""] === undefined) {
t += "&" + URI.buildQueryParameter(key, data[key][i]);
if (duplicates !== true) {
unique[data[key][i] + ""] = true;
}
}
}
} else if (data[key] !== undefined) {
t += '&' + URI.buildQueryParameter(key, data[key]);
}
}
}
return t.substring(1);
};
URI.buildQueryParameter = function(name, value) {
// http://www.w3.org/TR/REC-html40/interact/forms.html#form-content-type -- application/x-www-form-urlencoded
// don't append "=" for null values, according to http://dvcs.w3.org/hg/url/raw-file/tip/Overview.html#url-parameter-serialization
return URI.encodeQuery(name) + (value !== null ? "=" + URI.encodeQuery(value) : "");
};
URI.addQuery = function(data, name, value) {
if (typeof name === "object") {
for (var key in name) {
if (hasOwn.call(name, key)) {
URI.addQuery(data, key, name[key]);
}
}
} else if (typeof name === "string") {
if (data[name] === undefined) {
data[name] = value;
return;
} else if (typeof data[name] === "string") {
data[name] = [data[name]];
}
if (!isArray(value)) {
value = [value];
}
data[name] = data[name].concat(value);
} else {
throw new TypeError("URI.addQuery() accepts an object, string as the name parameter");
}
};
URI.removeQuery = function(data, name, value) {
var i, length, key;
if (isArray(name)) {
for (i = 0, length = name.length; i < length; i++) {
data[name[i]] = undefined;
}
} else if (typeof name === "object") {
for (key in name) {
if (hasOwn.call(name, key)) {
URI.removeQuery(data, key, name[key]);
}
}
} else if (typeof name === "string") {
if (value !== undefined) {
if (data[name] === value) {
data[name] = undefined;
} else if (isArray(data[name])) {
data[name] = filterArrayValues(data[name], value);
}
} else {
data[name] = undefined;
}
} else {
throw new TypeError("URI.addQuery() accepts an object, string as the first parameter");
}
};
URI.commonPath = function(one, two) {
var length = Math.min(one.length, two.length);
var pos;
// find first non-matching character
for (pos = 0; pos < length; pos++) {
if (one[pos] !== two[pos]) {
pos--;
break;
}
}
if (pos < 1) {
return one[0] === two[0] && one[0] === '/' ? '/' : '';
}
// revert to last /
if (one[pos] !== '/') {
pos = one.substring(0, pos).lastIndexOf('/');
}
return one.substring(0, pos + 1);
};
URI.withinString = function(string, callback) {
// expression used is "gruber revised" (@gruber v2) determined to be the best solution in
// a regex sprint we did a couple of ages ago at
// * http://mathiasbynens.be/demo/url-regex
// * http://rodneyrehm.de/t/url-regex.html
return string.replace(URI.find_uri_expression, callback);
};
URI.ensureValidHostname = function(v) {
// Theoretically URIs allow percent-encoding in Hostnames (according to RFC 3986)
// they are not part of DNS and therefore ignored by URI.js
if (v.match(URI.invalid_hostname_characters)) {
// test punycode
if (!punycode) {
throw new TypeError("Hostname '" + v + "' contains characters other than [A-Z0-9.-] and Punycode.js is not available");
}
if (punycode.toASCII(v).match(URI.invalid_hostname_characters)) {
throw new TypeError("Hostname '" + v + "' contains characters other than [A-Z0-9.-]");
}
}
};
p.build = function(deferBuild) {
if (deferBuild === true) {
this._deferred_build = true;
} else if (deferBuild === undefined || this._deferred_build) {
this._string = URI.build(this._parts);
this._deferred_build = false;
}
return this;
};
p.clone = function() {
return new URI(this);
};
p.valueOf = p.toString = function() {
return this.build(false)._string;
};
// generate simple accessors
_parts = {
protocol: 'protocol',
username: 'username',
password: 'password',
hostname: 'hostname',
port: 'port'
};
generateAccessor = function(_part) {
return function(v, build) {
if (v === undefined) {
return this._parts[_part] || "";
} else {
this._parts[_part] = v;
this.build(!build);
return this;
}
};
};
for (_part in _parts) {
p[_part] = generateAccessor(_parts[_part]);
}
// generate accessors with optionally prefixed input
_parts = {
query: '?',
fragment: '#'
};
generateAccessor = function(_part, _key) {
return function(v, build) {
if (v === undefined) {
return this._parts[_part] || "";
} else {
if (v !== null) {
v = v + "";
if (v[0] === _key) {
v = v.substring(1);
}
}
this._parts[_part] = v;
this.build(!build);
return this;
}
};
};
for (_part in _parts) {
p[_part] = generateAccessor(_part, _parts[_part]);
}
// generate accessors with prefixed output
_parts = {
search: ['?', 'query'],
hash: ['#', 'fragment']
};
generateAccessor = function(_part, _key) {
return function(v, build) {
var t = this[_part](v, build);
return typeof t === "string" && t.length ? (_key + t) : t;
};
};
for (_part in _parts) {
p[_part] = generateAccessor(_parts[_part][1], _parts[_part][0]);
}
p.pathname = function(v, build) {
if (v === undefined || v === true) {
var res = this._parts.path || (this._parts.urn ? '' : '/');
return v ? URI.decodePath(res) : res;
} else {
this._parts.path = v ? URI.recodePath(v) : "/";
this.build(!build);
return this;
}
};
p.path = p.pathname;
p.href = function(href, build) {
var key;
if (href === undefined) {
return this.toString();
}
this._string = "";
this._parts = URI._parts();
var _URI = href instanceof URI;
var _object = typeof href === "object" && (href.hostname || href.path);
// window.location is reported to be an object, but it's not the sort
// of object we're looking for:
// * location.protocol ends with a colon
// * location.query != object.search
// * location.hash != object.fragment
// simply serializing the unknown object should do the trick
// (for location, not for everything...)
if (!_URI && _object && Object.prototype.toString.call(href) !== "[object Object]") {
href = href.toString();
}
if (typeof href === "string") {
this._parts = URI.parse(href, this._parts);
} else if (_URI || _object) {
var src = _URI ? href._parts : href;
for (key in src) {
if (hasOwn.call(this._parts, key)) {
this._parts[key] = src[key];
}
}
} else {
throw new TypeError("invalid input");
}
this.build(!build);
return this;
};
// identification accessors
p.is = function(what) {
var ip = false;
var ip4 = false;
var ip6 = false;
var name = false;
var sld = false;
var idn = false;
var punycode = false;
var relative = !this._parts.urn;
if (this._parts.hostname) {
relative = false;
ip4 = URI.ip4_expression.test(this._parts.hostname);
ip6 = URI.ip6_expression.test(this._parts.hostname);
ip = ip4 || ip6;
name = !ip;
sld = name && SLD && SLD.has(this._parts.hostname);
idn = name && URI.idn_expression.test(this._parts.hostname);
punycode = name && URI.punycode_expression.test(this._parts.hostname);
}
switch (what.toLowerCase()) {
case 'relative':
return relative;
case 'absolute':
return !relative;
// hostname identification
case 'domain':
case 'name':
return name;
case 'sld':
return sld;
case 'ip':
return ip;
case 'ip4':
case 'ipv4':
case 'inet4':
return ip4;
case 'ip6':
case 'ipv6':
case 'inet6':
return ip6;
case 'idn':
r
8
eturn id
10BC8
n;
case 'url':
return !this._parts.urn;
case 'urn':
return !!this._parts.urn;
case 'punycode':
return punycode;
}
return null;
};
// component specific input validation
var _protocol = p.protocol;
var _port = p.port;
var _hostname = p.hostname;
p.protocol = function(v, build) {
if (v !== undefined) {
if (v) {
// accept trailing ://
v = v.replace(/:(\/\/)?$/, '');
if (v.match(/[^a-zA-z0-9\.+-]/)) {
throw new TypeError("Protocol '" + v + "' contains characters other than [A-Z0-9.+-]");
}
}
}
return _protocol.call(this, v, build);
};
p.scheme = p.protocol;
p.port = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v !== undefined) {
if (v === 0) {
v = null;
}
if (v) {
v += "";
if (v[0] === ":") {
v = v.substring(1);
}
if (v.match(/[^0-9]/)) {
throw new TypeError("Port '" + v + "' contains characters other than [0-9]");
}
}
}
return _port.call(this, v, build);
};
p.hostname = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v !== undefined) {
var x = {};
URI.parseHost(v, x);
v = x.hostname;
}
return _hostname.call(this, v, build);
};
// compound accessors
p.host = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined) {
return this._parts.hostname ? URI.buildHost(this._parts) : "";
} else {
URI.parseHost(v, this._parts);
this.build(!build);
return this;
}
};
p.authority = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined) {
return this._parts.hostname ? URI.buildAuthority(this._parts) : "";
} else {
URI.parseAuthority(v, this._parts);
this.build(!build);
return this;
}
};
p.userinfo = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined) {
if (!this._parts.username) {
return "";
}
var t = URI.buildUserinfo(this._parts);
return t.substring(0, t.length - 1);
} else {
if (v[v.length - 1] !== '@') {
v += '@';
}
URI.parseUserinfo(v, this._parts);
this.build(!build);
return this;
}
};
p.resource = function(v, build) {
var parts;
if (v === undefined) {
return this.path() + this.search() + this.hash();
}
parts = URI.parse(v);
this._parts.path = parts.path;
this._parts.query = parts.query;
this._parts.fragment = parts.fragment;
this.build(!build);
return this;
};
// fraction accessors
p.subdomain = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
// convenience, return "www" from "www.example.org"
if (v === undefined) {
if (!this._parts.hostname || this.is('IP')) {
return "";
}
// grab domain and add another segment
var end = this._parts.hostname.length - this.domain().length - 1;
return this._parts.hostname.substring(0, end) || "";
} else {
var e = this._parts.hostname.length - this.domain().length;
var sub = this._parts.hostname.substring(0, e);
var replace = new RegExp('^' + escapeRegEx(sub));
if (v && v[v.length - 1] !== '.') {
v += ".";
}
if (v) {
URI.ensureValidHostname(v);
}
this._parts.hostname = this._parts.hostname.replace(replace, v);
this.build(!build);
return this;
}
};
p.domain = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (typeof v === 'boolean') {
build = v;
v = undefined;
}
// convenience, return "example.org" from "www.example.org"
if (v === undefined) {
if (!this._parts.hostname || this.is('IP')) {
return "";
}
// if hostname consists of 1 or 2 segments, it must be the domain
var t = this._parts.hostname.match(/\./g);
if (t && t.length < 2) {
return this._parts.hostname;
}
// grab tld and add another segment
var end = this._parts.hostname.length - this.tld(build).length - 1;
end = this._parts.hostname.lastIndexOf('.', end - 1) + 1;
return this._parts.hostname.substring(end) || "";
} else {
if (!v) {
throw new TypeError("cannot set domain empty");
}
URI.ensureValidHostname(v);
if (!this._parts.hostname || this.is('IP')) {
this._parts.hostname = v;
} else {
var replace = new RegExp(escapeRegEx(this.domain()) + "$");
this._parts.hostname = this._parts.hostname.replace(replace, v);
}
this.build(!build);
return this;
}
};
p.tld = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (typeof v === 'boolean') {
build = v;
v = undefined;
}
// return "org" from "www.example.org"
if (v === undefined) {
if (!this._parts.hostname || this.is('IP')) {
return "";
}
var pos = this._parts.hostname.lastIndexOf('.');
var tld = this._parts.hostname.substring(pos + 1);
if (build !== true && SLD && SLD.list[tld.toLowerCase()]) {
return SLD.get(this._parts.hostname) || tld;
}
return tld;
} else {
var replace;
if (!v) {
throw new TypeError("cannot set TLD empty");
} else if (v.match(/[^a-zA-Z0-9-]/)) {
if (SLD && SLD.is(v)) {
replace = new RegExp(escapeRegEx(this.tld()) + "$");
this._parts.hostname = this._parts.hostname.replace(replace, v);
} else {
throw new TypeError("TLD '" + v + "' contains characters other than [A-Z0-9]");
}
} else if (!this._parts.hostname || this.is('IP')) {
throw new ReferenceError("cannot set TLD on non-domain host");
} else {
replace = new RegExp(escapeRegEx(this.tld()) + "$");
this._parts.hostname = this._parts.hostname.replace(replace, v);
}
this.build(!build);
return this;
}
};
p.directory = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined || v === true) {
if (!this._parts.path && !this._parts.hostname) {
return '';
}
if (this._parts.path === '/') {
return '/';
}
var end = this._parts.path.length - this.filename().length - 1;
var res = this._parts.path.substring(0, end) || (this._parts.hostname ? "/" : "");
return v ? URI.decodePath(res) : res;
} else {
var e = this._parts.path.length - this.filename().length;
var directory = this._parts.path.substring(0, e);
var replace = new RegExp('^' + escapeRegEx(directory));
// fully qualifier directories begin with a slash
if (!this.is('relative')) {
if (!v) {
v = '/';
}
if (v[0] !== '/') {
v = "/" + v;
}
}
// directories always end with a slash
if (v && v[v.length - 1] !== '/') {
v += '/';
}
v = URI.recodePath(v);
this._parts.path = this._parts.path.replace(replace, v);
this.build(!build);
return this;
}
};
p.filename = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined || v === true) {
if (!this._parts.path || this._parts.path === '/') {
return "";
}
var pos = this._parts.path.lastIndexOf('/');
var res = this._parts.path.substring(pos + 1);
return v ? URI.decodePathSegment(res) : res;
} else {
var mutatedDirectory = false;
if (v[0] === '/') {
v = v.substring(1);
}
if (v.match(/\.?\//)) {
mutatedDirectory = true;
}
var replace = new RegExp(escapeRegEx(this.filename()) + "$");
v = URI.recodePath(v);
this._parts.path = this._parts.path.replace(replace, v);
if (mutatedDirectory) {
this.normalizePath(build);
} else {
this.build(!build);
}
return this;
}
};
p.suffix = function(v, build) {
if (this._parts.urn) {
return v === undefined ? '' : this;
}
if (v === undefined || v === true) {
if (!this._parts.path || this._parts.path === '/') {
return "";
}
var filename = this.filename();
var pos = filename.lastIndexOf('.');