The original jQuery source code

/* * JQuery (http://jquery.com/) * By John Resig (http://ejohn.org/) * Under an Attribution, Share Alike License */ function $(a,c) { if ( a == null ) return; // Since we're using Prototype's $ function, // be nice and have backwards compatability if ( typeof Prototype != "undefined" && a.constructor == String ) { var re = new RegExp( "[^a-zA-Z0-9_-]" ); if ( !re.test(a) ) { var c = ((c&&c.documentElement) || document); if ( c.getElementsByTagName(a).length == 0 ) { var obj = c.getElementById(a); if ( obj != null ) return obj; } } } // Load Dynamic Function List var self = { cur: $.Select(a,c), // The only two getters size: function() { return this.get().length; }, get: function(i) { if ( i == null ) return this.$$unclean ? $.sibling(this.$$unclean[0]) : this.cur; else return (this.get())[i]; }, "_get": function(i) { if ( i == null ) return this.cur; else return this.cur[i]; }, each: function(f) { for ( var i = 0; this.cur && i < this._get().length; i++ ) { if ( this._get(i) ) { this._get(i).$$tmpFunc = f; this._get(i).$$tmpFunc(i); this._get(i).$$tmpFunc = null; } } return this; }, set: function(a,b) { return this.each(function(){ if ( b == null ) for ( var j in a ) this[j] = a[j]; else { if ( b.constructor != String ) { for ( var i in b ) { var c = $.Select(i,this); for ( var j in c ) c[j][a] = b[i]; } } else this[a] = b; } }); }, html: function(h) { return this.set( "innerHTML", h ); }, // Deprecated style: function(a,b){ return this.css(a,b); }, css: function(a,b) { return this.each(function(){ if ( !b ) for ( var j in a ) this.style[j] = a[j]; else this.style[a] = b; }); }, toggle: function() { return this.each(function(){ var d = $.getCSS(this,"display"); if ( d == "none" || d == '' ) $(this).show(); else $(this).hide(); }); }, show: function(a) { return this.each(function(){ this.style.display = this.$$oldblock ? this.$$oldblock : 'block'; }); }, hide: function(a) { return this.each(function(){ this.$$oldblock = $.getCSS(this,"display"); this.style.display = 'none'; }); }, addClass: function(c) { return this.each(function(){ if ($.hasWord(this,c)) return; this.className += ( this.className.length > 0 ? " " : "" ) + c; }); }, removeClass: function(c) { return this.each(function(){ if (!$.hasWord(this,c)) return; var ret = ""; var s = this.className.split( " " ); for ( var i = 0; i < s.length; i++ ) if ( s[i] != c ) ret += ( ret.length > 0 ? " " : "" ) + s[i]; this.className = ret; }); }, remove: function() { this.each(function(){this.parentNode.removeChild( this );}); this.cur = []; return this; }, wrap: function() { var a = $.clean(arguments); return this.each(function(){ var b = a[0].cloneNode(true); this.parentNode.insertBefore( b, this ); while ( b.firstChild ) b = b.firstChild; b.appendChild( this ); }); }, append: function() { var a = $.clean(arguments); return this.each(function(){ for ( var i in a ) if ( a[i].cloneNode != null ) this.appendChild( a[i].cloneNode(true) ); }); }, appendTo: function() { var self = this; var a = arguments; return this.each(function(){ for ( var i = 0; i < a.length; i++ ) { if ( self.$$unclean ) $(a[i]).append( self.get() ); else $(a[i]).append( this ); } }); }, prepend: function() { var a = $.clean(arguments); return this.each(function(){ for ( var i = a.length - 1; i >= 0; i-- ) this.insertBefore( a[i].cloneNode(true), this.firstChild ); }); }, before: function() { var a = $.clean(arguments); return this.each(function(){ for ( var i in a ) this.parentNode.insertBefore( a[i].cloneNode(true), this ); }); }, after: function() { var a = $.clean(arguments); return this.each(function(){ for ( var i = a.length - 1; i >= 0; i-- ) this.parentNode.insertBefore( a[i].cloneNode(true), this.nextSibling ); }); }, bind: function(t,f) { return this.each(function(){addEvent(this,t,f);}); }, unbind: function(t,f) { return this.each(function(){removeEvent(this,t,f);}); }, find: function(t) { var old = [], ret = []; this.each(function(){ old.push( this ); ret = $.merge( ret, $.Select(t,this) ); }); this.old = old; this.cur = ret; return this; }, end: function() { this.cur = this.old; return this; }, filter: function(t) { this.cur = $.filter(t,this.cur).r; return this; }, not: function(t) { if ( t.constructor == String ) this.cur = $.filter(t,this.cur,false).r; else this.cur = $.grep(this.cur,function(a){return a != t;}); return this; }, add: function(t) { if ( t.constructor == String ) this.cur = $.merge(this.cur,$.Select(t)); else if ( t.constructor == Array ) this.cur = $.merge(this.cur,t); else this.cur = $.merge(this.cur,new Array(t)); return this; } }; for ( var i in $.fn ) { if ( self[i] != null ) self["_"+i] = self[i]; self[i] = $.fn[i]; } if ( typeof Prototype != "undefined" && a.constructor != String ) { for ( var i in self ) {(function(j){ try { if ( j.indexOf('on') != 0 || j == "onready" ) { a[j] = function() { return self[j].apply(self,arguments); }; } } catch (e){} })(i);} return a; } return self; } function $C(a) { if ( a.indexOf('<') >= 0 ) { if ( a.indexOf('<tr') >= 0 ) { var r = $C("table").html("<tbody>"+a+"</tbody>"); r.$$unclean = r.get(0).childNodes[0].childNodes; } else { var r = $C("div").html(a); r.$$unclean = r.get(0).childNodes; } return r; } else { return $(document.createElement(a),document); } } $.getCSS = function(e,p) { if (e.style[p]) return e.style[p]; else if (e.currentStyle) return e.currentStyle[p]; else if (document.defaultView && document.defaultView.getComputedStyle) { p = p.replace(/([A-Z])/g,"-$1"); p = p.toLowerCase(); return document.defaultView.getComputedStyle(e,"").getPropertyValue(p); } else return null; }; $.clean = function(a) { var r = new Array(); for ( var i = 0; i < a.length; i++ ) { if ( a[i].constructor == String ) { //a[i] = a[i].replace( /#([a-zA-Z0-9_-]+)/g, " id='$1' " ); //a[i] = a[i].replace( /\.([a-zA-Z0-9_-]+)/g, " class='$1' " ); var div = document.createElement("div"); div.innerHTML = a[i]; for ( var j = 0; j < div.childNodes.length; j++ ) r.push( div.childNodes[j] ); } else if ( a[i].length ) { for ( var j = 0; j < a[i].length; j++ ) r.push( a[i][j] ); } else { r.push( a[i] ); //.cloneNode(true) ); } } return r; }; $.g = { '': "m[2] == '*' || a.nodeName.toUpperCase() == m[2].toUpperCase()", '#': "a.id == m[2]", ':': { lt: "i < m[3]-0", gt: "i > m[3]-0", nth: "m[3] - 0 == i", eq: "m[3] - 0 == i", first: "i == 0", last: "i == r.length - 1", even: "i % 2 == 0", odd: "i % 2 == 1", "first-child": "$.sibling(a,0).cur", "nth-child": "(m[3] == 'even'?$.sibling(a,m[3]).n % 2 == 0 :(m[3] == 'odd'?$.sibling(a,m[3]).n % 2 == 1:$.sibling(a,m[3]).cur))", "last-child": "$.sibling(a,0,true).cur", "nth-last-child": "$.sibling(a,m[3],true).cur", "first-of-type": "$.ofType(a,0)", "nth-of-type": "$.ofType(a,m[3])", "last-of-type": "$.ofType(a,0,true)", "nth-last-of-type": "$.ofType(a,m[3],true)", "only-of-type": "$.ofType(a) == 1", "only-child": "$.sibling(a).length == 1", parent: "a.childNodes.length > 0", empty: "a.childNodes.length == 0", lang: "a.lang == m[3]", root: "a == ( a.ownerDocument ? a.ownerDocument : document ).documentElement", contains: "(a.innerText || a.innerHTML).indexOf(m[3]) != -1", visible: "(!a.type || a.type != 'hidden') && ($.getCSS(a,'display') != 'none' && $.getCSS(a,'visibility') != 'hidden')", hidden: "(a.type && a.type == 'hidden') || $.getCSS(a,'display') == 'none' || $.getCSS(a,'visibility') == 'hidden'", enabled: "a.disabled == false", disabled: "a.disabled", checked: "a.checked", indeterminate: "a.checked != null && !a.checked" }, ".": "$.hasWord(a.className,m[2]) || $.hasWord(a.getAttribute('class'),m[2])", "@": { "=": "a.getAttribute(m[3]) == m[4]", "!=": "a.getAttribute(m[3]) != m[4]", "~=": "$.hasWord(a.getAttribute(m[3]),m[4])", "|=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4])==0:false", "^=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4])==0:false", "$=": "a.getAttribute(m[3]) != null ? a.getAttribute(m[3]).substr( a.getAttribute(m[3]).length - m[4].length, m[4].length ) == m[4] : false", "*=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4]) != -1 : false", "": "m[3] == '*' ? a.attributes.length > 0 : a.getAttribute(m[3])" }, "[": "$.Select(m[2],a).length > 0" }; // Frequently-used Accessors window.cssQuery = $.Select; document.getElementsByClass = function(a){return $.Select("."+a)}; document.getElementsBySelector = $.Select; $.fn = {}; $.Select = function( t, context ) { if ( context == null ) var context = document; if ( t.constructor != String ) return new Array( t ); if ( t.indexOf("//") == 0 ) { context = context.documentElement; t = t.substr(2,t.length); } else if ( t.indexOf("/") == 0 ) { context = context.documentElement; t = t.substr(1,t.length); // Assume the root element is right :( if ( t.indexOf('/') ) t = t.substr(t.indexOf('/'),t.length); } // Make Xpath Axes Sane var re = new RegExp( "/?descendant::", "i" ); t = t.replace( re, " " ); var re = new RegExp( "/?child::", "i" ); t = t.replace( re, "/" ); // If only... //var re = new RegExp( "/?following-sibling::", "i" ); //t = t.replace( re, " + " ); var re = new RegExp( "/?preceding-sibling::", "i" ); t = t.replace( re, " ~ " ); var re = new RegExp( "/?self::", "i" ); t = t.replace( re, "" ); var re = new RegExp( "/?parent::", "i" ); t = t.replace( re, " .. " ); // following // preceding // ancestor // ancestor-or-self // descendant-or-self var ret = new Array( context ); var done = new Array(); var last = null; while ( t.length > 0 && last != t ) { var r = new Array(); last = t; t = $.cleanSpaces(t); var re = new RegExp( "^//", "i" ); t = t.replace( re, "" ); if ( t.indexOf('..') == 0 || t.indexOf('/..') == 0 ) { if ( t.indexOf('/') == 0 ) t = t.substr(1,t.length); r = $.map( ret, function(a){ return a.parentNode; } ); t = t.substr(2,t.length); t = $.cleanSpaces(t); } else if ( t.indexOf('>') == 0 || t.indexOf('/') == 0 ) { r = $.map( ret, function(a){ return ( a.childNodes.length > 0 ? $.sibling( a.firstChild ) : null ); } ); t = t.substr(1,t.length); t = $.cleanSpaces(t); } else if ( t.indexOf('+') == 0 ) { r = $.map( ret, function(a){ return $.sibling(a).next; } ); t = t.substr(1,t.length); t = $.cleanSpaces(t); } else if ( t.indexOf('~') == 0 ) { r = $.map( ret, function(a){ var r = new Array(); var s = $.sibling(a); if ( s.n > 0 ) for ( var i = s.n; i < s.length; i++ ) r.push( s[i] ); return r; } ); t = t.substr(1,t.length); t = $.cleanSpaces(t); } else if ( t.indexOf(',') == 0 || t.indexOf('|') == 0 ) { if ( ret[0] == context ) ret.shift(); done = $.merge( done, ret ); r = ret = new Array( context ); t = " " + t.substr(1,t.length); } else { var re = new RegExp( "^([#.]?)([a-z0-9\\*-]*)", "i" ); var m = re.exec(t); if ( m[1] == "#" ) { var oid = document.getElementById(m[2]); if ( oid != null ) r = [ oid ]; else r = []; } if ( m[2] == "" || m[1] == "." ) m[2] = "*"; else t = t.replace( re, "" ); for ( var i = 0; i < ret.length; i++ ) { var o = ret[i]; if ( o ) { switch( m[2] ) { case '*': r = $.merge( $.getAll(o), r ); break; case 'text': case 'radio': case 'checkbox': case 'hidden': case 'button': case 'submit': case 'image': case 'password': case 'reset': case 'image': case 'file': r = $.merge( $.grep( o.getElementsByTagName( "input" ), function(a){ return a.type == m[2] }), r ); break; case 'input': r = $.merge( o.getElementsByTagName( "input" ), r ); r = $.merge( o.getElementsByTagName( "select" ), r ); r = $.merge( o.getElementsByTagName( "textarea" ), r ); break; default: r = $.merge( o.getElementsByTagName( m[2] ), r ); break; } } } } var val = $.filter(t,r); r = val.r; t = val.t; t = $.cleanSpaces(t); ret = r; } if ( ret && ret[0] == context ) ret.shift(); done = $.merge( done, ret ); return done; }; $.filter = function(t,r,not) { var g = $.grep; if ( not == false ) var g = function(a,f) {return $.grep(a,f,true);}; while ( t.length > 0 && t.match(/^[:\\.#\\[a-zA-Z\\*]/) ) { var re = new RegExp( "^\\[ *@([a-z0-9\\(\\)-]+) *([~!\\|\\*$^=]*) *'?\"?([^'\"]*)'?\"? *\\]", "i" ); var m = re.exec(t); if ( m != null ) { m = new Array( '', '@', m[2], m[1], m[3] ); } else { var re = new RegExp( "^(\\[) *([^\\]]*) *\\]", "i" ); var m = re.exec(t); if ( m == null ) { var re = new RegExp( "^(:)([a-z0-9\\*-]*)\\( *[\"']?([^ \\)'\"]*)['\"]? *\\)", "i" ); var m = re.exec(t); if ( m == null ) { var re = new RegExp( "^([:\\.#]*)([a-z0-9\\*-]*)", "i" ); var m = re.exec(t); } } } t = t.replace( re, "" ); if ( m[1] == ":" && m[2] == "not" ) r = $.filter(m[3],r,false).r; else { if ( $.g[m[1]].constructor == String ) var f = $.g[m[1]]; else if ( $.g[m[1]][m[2]] ) var f = $.g[m[1]][m[2]]; if ( f != null ) { eval("f = function(a,i){return " + f + "}"); r = g( r, f ); } } } return { r: r, t: t }; }; $.cleanSpaces = function(t) { var re = new RegExp("^\\s+"); t = t.replace( re, "" ); var re = new RegExp("\\s+$"); t = t.replace( re, "" ); return t; }; $.ofType = function(a,n,e) { var t = $.grep($.sibling(a),function(b){return b.nodeName == a.nodeName}); if ( e ) n = t.length - n - 1; return n != null ? t[n] == a : t.length; }; $.sibling = function(a,n,e) { var type = new Array(); var tmp = a.parentNode.childNodes; for ( var i = 0; i < tmp.length; i++ ) { if ( tmp[i].nodeType == 1 ) type.push( tmp[i] ); if ( tmp[i] == a ) type.n = type.length - 1; } if ( e ) n = type.length - n - 1; type.cur = ( type[n] == a ); type.prev = ( type.n > 0 ? type[type.n - 1] : null ); type.next = ( type.n < type.length - 1 ? type[type.n + 1] : null ); return type; }; $.hasWord = function(e,a) { if ( e == null ) return false; if ( e.className != null ) e = e.className; var s = e.split( " " ); for ( var i = 0; i < s.length; i++ ) if ( s[i] == a ) return true; return false; }; $.getAll = function(o,r) { if(!r) var r = new Array(); var s = o.childNodes; for ( var i = 0; i < s.length; i++ ) { if ( s[i].nodeType == 1 ) { r.push(s[i]); $.getAll( s[i], r ); } } return r; }; $.merge = function(a,b) { for ( var i = 0; i < a.length; i++ ) { var c = true; for ( var j = 0; j < b.length; j++ ) if ( a[i] == b[j] ) c = false; if ( c ) b.push( a[i] ); } return b; }; $.grep = function(a,f,s) { var r = new Array(); if ( a != null ) for ( var i = 0; i < a.length; i++ ) if ( (!s && f(a[i],i)) || (s && !f(a[i],i)) ) r.push( a[i] ); return r; }; $.map = function(a,f) { var r = new Array(); for ( var i = 0; i < a.length; i++ ) { var t = f(a[i],i); if ( t != null ) { if ( t.constructor != Array ) t = new Array(t); r = $.merge( t, r ); } } return r; }; // addEvent/removeEvent // Original by Dean Edwards // Modified by John Resig function addEvent(element, type, handler) { if (!handler.$$guid) handler.$$guid = addEvent.guid++; if (!element.events) element.events = {}; var handlers = element.events[type]; if (!handlers) { handlers = element.events[type] = {}; if (element["on" + type]) handlers[0] = element["on" + type]; } handlers[handler.$$guid] = handler; element["on" + type] = handleEvent; }; addEvent.guid = 1; function removeEvent(element, type, handler) { if (element.events) { if (type && element.events[type]) { if ( handler ) { delete element.events[type][handler.$$guid]; } else { for ( var i in element.events[type] ) removeEvent( element, type, element.events[type][i] ); } } else { for ( var i in element.events ) removeEvent( element, i ); } } }; function handleEvent(event) { var returnValue = true; event = event || fixEvent(window.event); var handlers = []; for ( var i in this.events[event.type] ) handlers.push( this.events[event.type][i] ); //var handlers = this.events[event.type]; for (var i in handlers) { try { if ( handlers[i].constructor == Function ) { this.$$handleEvent = handlers[i]; if (this.$$handleEvent(event) === false) { event.preventDefault(); event.stopPropagation(); returnValue = false; } } } catch(e){} } return returnValue; }; function fixEvent(event) { event.preventDefault = fixEvent.preventDefault; event.stopPropagation = fixEvent.stopPropagation; return event; }; fixEvent.preventDefault = function() { this.returnValue = false; }; fixEvent.stopPropagation = function() { this.cancelBubble = true; }; // Move to module $.fn.text = function(e) { if ( !e ) var e = this.cur; var t = ""; for ( var j = 0; j < e.length; j++ ) { for ( var i = 0; i < e[j].childNodes.length; i++ ) t += e[j].childNodes[i].nodeType != 1 ? e[j].childNodes[i].nodeValue : $.fn.text(e[j].childNodes[i].childNodes); } return t; }; setTimeout(function(){ if ( typeof Prototype != "undefined" && $.g == null && $.clean == null ) throw "Error: You are overwriting jQuery, please include jQuery last."; }, 1000);