/**
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* jQuery.query - Query String Modification and Creation for jQuery
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* Written by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)
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* Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).
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* Date: 2009/8/13
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*
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* @author Blair Mitchelmore
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* @version 2.1.7
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*
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**/
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new function(settings) {
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// Various Settings
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var $separator = settings.separator || '&';
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var $spaces = settings.spaces === false ? false : true;
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var $suffix = settings.suffix === false ? '' : '[]';
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var $prefix = settings.prefix === false ? false : true;
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var $hash = $prefix ? settings.hash === true ? "#" : "?" : "";
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var $numbers = settings.numbers === false ? false : true;
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jQuery.query = new function() {
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var is = function(o, t) {
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return o != undefined && o !== null && (!!t ? o.constructor == t : true);
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};
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var parse = function(path) {
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var m, rx = /\[([^[]*)\]/g, match = /^([^[]+)(\[.*\])?$/.exec(path), base = match[1], tokens = [];
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while (m = rx.exec(match[2])) tokens.push(m[1]);
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return [base, tokens];
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};
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var set = function(target, tokens, value) {
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var o, token = tokens.shift();
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if (typeof target != 'object') target = null;
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if (token === "") {
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if (!target) target = [];
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if (is(target, Array)) {
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target.push(tokens.length == 0 ? value : set(null, tokens.slice(0), value));
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} else if (is(target, Object)) {
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var i = 0;
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while (target[i++] != null);
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target[--i] = tokens.length == 0 ? value : set(target[i], tokens.slice(0), value);
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} else {
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target = [];
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target.push(tokens.length == 0 ? value : set(null, tokens.slice(0), value));
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}
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} else if (token && token.match(/^\s*[0-9]+\s*$/)) {
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var index = parseInt(token, 10);
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if (!target) target = [];
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target[index] = tokens.length == 0 ? value : set(target[index], tokens.slice(0), value);
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} else if (token) {
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var index = token.replace(/^\s*|\s*$/g, "");
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if (!target) target = {};
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if (is(target, Array)) {
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var temp = {};
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for (var i = 0; i < target.length; ++i) {
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temp[i] = target[i];
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}
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target = temp;
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}
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target[index] = tokens.length == 0 ? value : set(target[index], tokens.slice(0), value);
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} else {
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return value;
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}
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return target;
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};
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var queryObject = function(a) {
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var self = this;
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self.keys = {};
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if (a.queryObject) {
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jQuery.each(a.get(), function(key, val) {
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self.SET(key, val);
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});
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} else {
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jQuery.each(arguments, function() {
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var q = "" + this;
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q = q.replace(/^[?#]/,''); // remove any leading ? || #
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q = q.replace(/[;&]$/,''); // remove any trailing & || ;
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if ($spaces) q = q.replace(/[+]/g,' '); // replace +'s with spaces
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jQuery.each(q.split(/[&;]/), function(){
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var key = decodeURIComponent(this.split('=')[0] || "");
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var val = decodeURIComponent(this.split('=')[1] || "");
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if (!key) return;
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if ($numbers) {
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if (/^[+-]?[0-9]+\.[0-9]*$/.test(val)) // simple float regex
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val = parseFloat(val);
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else if (/^[+-]?[0-9]+$/.test(val)) // simple int regex
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val = parseInt(val, 10);
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}
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val = (!val && val !== 0) ? true : val;
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if (val !== false && val !== true && typeof val != 'number')
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val = val;
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self.SET(key, val);
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});
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});
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}
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return self;
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};
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queryObject.prototype = {
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queryObject: true,
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has: function(key, type) {
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var value = this.get(key);
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return is(value, type);
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},
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GET: function(key) {
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if (!is(key)) return this.keys;
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var parsed = parse(key), base = parsed[0], tokens = parsed[1];
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var target = this.keys[base];
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while (target != null && tokens.length != 0) {
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target = target[tokens.shift()];
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}
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return typeof target == 'number' ? target : target || "";
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},
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get: function(key) {
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var target = this.GET(key);
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if (is(target, Object))
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return jQuery.extend(true, {}, target);
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else if (is(target, Array))
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return target.slice(0);
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return target;
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},
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SET: function(key, val) {
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var value = !is(val) ? null : val;
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var parsed = parse(key), base = parsed[0], tokens = parsed[1];
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var target = this.keys[base];
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this.keys[base] = set(target, tokens.slice(0), value);
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return this;
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},
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set: function(key, val) {
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return this.copy().SET(key, val);
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},
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REMOVE: function(key) {
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return this.SET(key, null).COMPACT();
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},
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remove: function(key) {
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return this.copy().REMOVE(key);
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},
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EMPTY: function() {
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var self = this;
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jQuery.each(self.keys, function(key, value) {
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delete self.keys[key];
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});
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return self;
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},
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load: function(url) {
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var hash = url.replace(/^.*?[#](.+?)(?:\?.+)?$/, "$1");
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var search = url.replace(/^.*?[?](.+?)(?:#.+)?$/, "$1");
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return new queryObject(url.length == search.length ? '' : search, url.length == hash.length ? '' : hash);
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},
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empty: function() {
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return this.copy().EMPTY();
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},
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copy: function() {
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return new queryObject(this);
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},
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COMPACT: function() {
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function build(orig) {
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var obj = typeof orig == "object" ? is(orig, Array) ? [] : {} : orig;
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if (typeof orig == 'object') {
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function add(o, key, value) {
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if (is(o, Array))
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o.push(value);
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else
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o[key] = value;
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}
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jQuery.each(orig, function(key, value) {
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if (!is(value)) return true;
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add(obj, key, build(value));
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});
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}
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return obj;
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}
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this.keys = build(this.keys);
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return this;
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},
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compact: function() {
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return this.copy().COMPACT();
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},
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toString: function() {
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var i = 0, queryString = [], chunks = [], self = this;
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var encode = function(str) {
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str = str + "";
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if ($spaces) str = str.replace(/ /g, "+");
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return encodeURIComponent(str);
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};
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var addFields = function(arr, key, value) {
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if (!is(value) || value === false) return;
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var o = [encode(key)];
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if (value !== true) {
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o.push("=");
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o.push(encode(value));
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}
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arr.push(o.join(""));
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};
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var build = function(obj, base) {
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var newKey = function(key) {
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return !base || base == "" ? [key].join("") : [base, "[", key, "]"].join("");
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};
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jQuery.each(obj, function(key, value) {
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if (typeof value == 'object')
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build(value, newKey(key));
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else
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addFields(chunks, newKey(key), value);
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});
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};
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build(this.keys);
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if (chunks.length > 0) queryString.push($hash);
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queryString.push(chunks.join($separator));
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return queryString.join("");
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}
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};
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return new queryObject(location.search, location.hash);
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};
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}(jQuery.query || {}); // Pass in jQuery.query as settings object
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