/*
 * Jugl.js -- JavaScript Template Library
 *
 * Copyright 2007-2010 Tim Schaub
 * Released under the MIT license.  Please see 
 * http://github.com/tschaub/jugl/blob/master/license.txt for the full license.
 */
(function(){var f={prefix:"jugl",namespaceURI:null,loadTemplate:function(h){var i=function(l){var m,k,n=!l.status||(l.status>=200&&l.status<300);if(n){try{m=l.responseXML;k=new e(m.documentElement)}catch(j){m=document.createElement("div");m.innerHTML=l.responseText;k=new e(m.firstChild)}if(h.callback){h.callback.call(h.scope,k)}}else{if(h.failure){h.failure.call(h.scope,l)}}};d(h.url,i)}};var g=function(h,j){h=h||{};j=j||{};for(var i in j){h[i]=j[i]}return h};var a=function(l,o){var m,n,k,j,h;if(typeof(l)==="string"){m=document.getElementById(l);if(!m){throw Error("Element id not found: "+l)}l=m}if(typeof(o)==="string"){m=document.getElementById(o);if(!m){throw Error("Element id not found: "+o)}o=m}if(o.namespaceURI&&o.xml){n=document.createElement("div");n.innerHTML=o.xml;k=n.childNodes;for(j=0,h=k.length;j<h;++j){l.appendChild(k[j])}}else{if(l.ownerDocument&&l.ownerDocument.importNode&&l.ownerDocument!==o.ownerDocument){o=l.ownerDocument.importNode(o,true)}l.appendChild(o)}return o};var d=function(h,k,i){var j;if(typeof XMLHttpRequest!=="undefined"){j=new XMLHttpRequest()}else{if(typeof ActiveXObject!=="undefined"){j=new ActiveXObject("Microsoft.XMLHTTP")}else{throw new Error("XMLHttpRequest not supported")}}j.open("GET",h);j.onreadystatechange=function(){if(j.readyState===4){k.call(i,j)}};j.send(null)};var b=function(h,i){this.template=h;this.node=i;this.scope={};this.scope.repeat={}};g(b.prototype,{clone:function(){var i=this.node.cloneNode(true);i.removeAttribute("id");var h=new b(this.template,i);g(h.scope,this.scope);return h},getAttribute:function(h){var j;if(this.node.nodeType===1){if(this.template.usingNS){j=this.node.getAttributeNodeNS(f.namespaceURI,h)}else{j=this.node.getAttributeNode(f.prefix+":"+h)}if(j&&!j.specified){j=false}}var i;if(j){i=new c(this,j,h)}else{i=j}return i},setAttribute:function(h,i){this.node.setAttribute(h,i)},removeAttributeNode:function(h){this.node.removeAttributeNode(h.node)},getChildNodes:function(){var k=this.node.childNodes.length;var j=new Array(k);var l;for(var h=0;h<k;++h){l=new b(this.template,this.node.childNodes[h]);l.scope=g({},this.scope);j[h]=l}return j},removeChildNodes:function(){while(this.node.hasChildNodes()){this.node.removeChild(this.node.firstChild)}},removeChild:function(h){this.node.removeChild(h.node);return node},removeSelf:function(){this.node.parentNode.removeChild(this.node)},importNode:function(h){if(this.node.ownerDocument&&this.node.ownerDocument.importNode){if(h.node.ownerDocument!==this.node.ownerDocument){h.node=this.node.ownerDocument.importNode(h.node,true)}}},appendChild:function(h){this.importNode(h);this.node.appendChild(h.node)},insertAfter:function(h){this.importNode(h);var j=this.node.parentNode;var i=this.node.nextSibling;if(i){j.insertBefore(h.node,i)}else{j.appendChild(h.node)}},insertBefore:function(h){this.importNode(h);var i=this.node.parentNode;i.insertBefore(h.node,this.node)},process:function(){var j;var r=true;var n=["define","condition","repeat"];for(var o=0,p=n.length;o<p;++o){j=this.getAttribute(n[o]);if(j){r=j.process();if(!r){return}}}var q=this.getAttribute("content");if(q){q.process()}else{var k=this.getAttribute("replace");if(k){k.process()}}var m=this.getAttribute("attributes");if(m){m.process()}if(!q&&!k){this.processChildNodes()}var h=this.getAttribute("omit-tag");if(h){h.process()}var l=this.getAttribute("reflow");if(l){l.process()}},processChildNodes:function(){var k=this.getChildNodes();for(var j=0,h=k.length;j<h;++j){k[j].process()}}});var e=function(h){h=h||{};if(typeof h==="string"||(h.nodeType===1)){h={node:h}}if(typeof(h.node)==="string"){h.node=document.getElementById(h.node);if(!h.node){throw Error("Element id not found: "+h.node)}}if(h.node){this.node=h.node;this.loaded=true}else{if(h.url){this.load({url:h.url,callback:h.callback,scope:h.scope})}}};g(e.prototype,{node:null,usingNS:false,xmldom:window.ActiveXObject?new ActiveXObject("Microsoft.XMLDOM"):null,trimSpace:(/^\s*(\w+)\s+(.*?)\s*$/),loaded:false,loading:false,process:function(h){var i,j;h=g({context:null,clone:false,string:false},h);this.usingNS=this.node.getAttributeNodeNS&&f.namespaceURI;i=new b(this,this.node);if(h.clone||h.string){i=i.clone()}if(h.context){i.scope=h.context}i.process();if(h.string){if(i.node.innerHTML){j=i.node.innerHTML}else{if(this.xmldom){j=i.node.xml}else{j=(new XMLSerializer).serializeToString(i.node)}}}else{j=i.node;if(h.parent){if(h.clone){j=a(h.parent,i.node)}else{this.appendTo(h.parent)}}}return j},load:function(j){if(typeof j==="string"){j={url:j}}j=j||{};this.loading=true;var h=function(k){this.node=k.node;this.loading=false;this.loaded=true;if(j.callback){j.callback.apply(j.scope,[k])}};var i;if(j.failure){i=(function(){return function(k){j.failure.call(j.scope,k)}})()}f.loadTemplate({url:j.url,callback:h,failure:i,scope:this})},appendTo:function(h){this.node=a(h,this.node);return this}});var c=function(h,j,i){this.element=h;this.node=j;this.type=i;this.nodeValue=j.nodeValue;this.nodeName=j.nodeName;this.template=h.template};g(c.prototype,{splitAttributeValue:function(i){i=(i!=null)?i:this.nodeValue;var h=this.template.trimSpace.exec(i);return h&&h.length===3&&[h[1],h[2]]},splitExpressionPrefix:function(){var h=this.splitAttributeValue();if(!h||(h[0]!="structure"&&h[0]!="text")){h=[null,this.nodeValue]}return h},getAttributeValues:function(){return this.nodeValue.replace(/[\t\n]/g,"").replace(/;\s*$/,"").replace(/;;/g,"\t").split(";").join("\n").replace(/\t/g,";").split(/\n/g)},removeSelf:function(){this.element.removeAttributeNode(this)},process:function(){return this.processAttribute[this.type].apply(this,[])},evalInScope:function(k){var i=this.element.scope;var h=[];var j=[];for(key in i){h.push(key);j.push(i[key])}var l=new Function(h.join(","),"return "+k);return l.apply({},j)},processAttribute:{define:function(){var l,k,j,h=this.getAttributeValues();for(k=0,j=h.length;k<j;++k){l=this.splitAttributeValue(h[k]);this.element.scope[l[0]]=this.evalInScope(l[1])}this.removeSelf();return true},condition:function(){var h=!!(this.evalInScope(this.nodeValue));this.removeSelf();if(!h){this.element.removeSelf()}return h},repeat:function(){var l=this.splitAttributeValue();var r=l[0];var o=this.evalInScope(l[1]);this.removeSelf();if(!(o instanceof Array)){var q=new Array();for(var j in o){q.push(j)}o=q}var m;var h=this.element;for(var n=0,k=o.length;n<k;++n){m=this.element.clone();m.scope[r]=o[n];m.scope.repeat[r]={index:n,number:n+1,even:!(n%2),odd:!!(n%2),start:(n===0),end:(n===k-1),length:k};h.insertAfter(m);m.process();h=m}this.element.removeSelf();return false},content:function(){var m=this.splitExpressionPrefix();var p=this.evalInScope(m[1]);this.removeSelf();if(m[0]==="structure"){try{this.element.node.innerHTML=p}catch(l){var h=document.createElement("div");h.innerHTML=p;if(this.element.node.xml&&this.template.xmldom){while(this.element.node.firstChild){this.element.node.removeChild(this.element.node.firstChild)}this.template.xmldom.loadXML(h.outerHTML);var k=this.template.xmldom.firstChild.childNodes;for(var n=0,o=k.length;n<o;++n){this.element.node.appendChild(k[n])}}else{this.element.node.innerHTML=h.innerHTML}}}else{var q;if(this.element.node.xml&&this.template.xmldom){q=this.template.xmldom.createTextNode(p)}else{q=document.createTextNode(p)}var j=new b(this.template,q);this.element.removeChildNodes();this.element.appendChild(j)}return true},replace:function(){var k=this.splitExpressionPrefix();var j=this.evalInScope(k[1]);this.removeSelf();if(k[0]==="structure"){var m=document.createElement("div");m.innerHTML=j;if(this.element.node.xml&&this.template.xmldom){this.template.xmldom.loadXML(m.outerHTML);m=this.template.xmldom.firstChild}while(m.firstChild){var l=m.removeChild(m.firstChild);if(this.element.node.ownerDocument&&this.element.node.ownerDocument.importNode){if(l.ownerDocument!=this.element.node.ownerDocument){l=this.element.node.ownerDocument.importNode(l,true)}}this.element.node.parentNode.insertBefore(l,this.element.node)}}else{var i;if(this.element.node.xml&&this.template.xmldom){i=this.template.xmldom.createTextNode(j)}else{i=document.createTextNode(j)}var h=new b(this.template,i);this.element.insertBefore(h)}this.element.removeSelf();return true},attributes:function(){var h=this.getAttributeValues();var n,k,m;for(var l=0,j=h.length;l<j;++l){n=this.splitAttributeValue(h[l]);k=n[0];m=this.evalInScope(n[1]);if(m!==false){this.element.setAttribute(k,m)}}this.removeSelf();return true},"omit-tag":function(){var l=((this.nodeValue==="")||!!(this.evalInScope(this.nodeValue)));this.removeSelf();if(l){var k=this.element.getChildNodes();for(var j=0,h=k.length;j<h;++j){this.element.insertBefore(k[j])}this.element.removeSelf()}},reflow:function(){var h=((this.nodeValue==="")||!!(this.evalInScope(this.nodeValue)));this.removeSelf();if(h){if(this.element.node.outerHTML){this.element.node.outerHTML=this.element.node.outerHTML}else{this.element.node.innerHTML=this.element.node.innerHTML}}}}});window.jugl=g(f,{Template:e})})();