var sortableTable=new Class({getOptions:function(){return{overCls:false,onClick:false,sortOn:0,sortBy:'ASC',filterHide:true,filterHideCls:'hide',filterSelectedCls:'selected'};},initialize:function(table,options){this.setOptions(this.getOptions(),options);this.table=$(table);this.tHead=this.table.getElement('thead');this.tBody=this.table.getElement('tbody');this.tFoot=this.table.getElement('tfoot');this.elements=this.tBody.getElements('tr');this.filtered=false;this.elements.each(function(el,i){if(this.options.overCls){el.addEvent('mouseover',function(){el.addClass(options.overCls);},this);el.addEvent('mouseout',function(){el.removeClass(options.overCls);});}
if(this.options.onClick){el.addEvent('click',options.onClick);}},this);this.tHead.getElements('th').each(function(el,i){if(el.axis){el.addEvent('click',this.sort.bind(this,i));el.addEvent('mouseover',function(){el.addClass('tableHeaderOver');});el.addEvent('mouseout',function(){el.removeClass('tableHeaderOver');});el.getdate=function(str){function fixYear(yr){yr=+yr;if(yr<50){yr+=2000;}
else if(yr<100){yr+=1900;}
return yr;};var ret;if(str.length>12){strtime=str.substring(str.lastIndexOf(' ')+1);strtime=strtime.substring(0,2)+strtime.substr(-2)}else{strtime='0000';}
if(ret=str.match(/(\d{2,4})-(\d{1,2})-(\d{1,2})/)){return(fixYear(ret[1])*10000)+(ret[2]*100)+(+ret[3])+strtime;}
if(ret=str.match(/(\d{1,2})[\/-](\d{1,2})[\/-](\d{2,4})/)){return(fixYear(ret[3])*10000)+(ret[2]*100)+(+ret[1])+strtime;}
return 999999990000;};el.findData=function(elem){var child=elem.getFirst();if(child){return el.findData(child);}else{return elem.innerHTML.trim();}};el.compare=function(a,b){var1=el.findData(a.getChildren()[i]);var2=el.findData(b.getChildren()[i]);if(el.axis=='number'){var1=parseFloat(var1);var2=parseFloat(var2);if(el.sortBy=='ASC'){return var1-var2;}else{return var2-var1;}}else if(el.axis=='string'){var1=var1.toUpperCase();var2=var2.toUpperCase();if(var1==var2){return 0};if(el.sortBy=='ASC'){if(var1<var2){return-1};}else{if(var1>var2){return-1};}
return 1;}else if(el.axis=='date'){var1=parseFloat(el.getdate(var1));var2=parseFloat(el.getdate(var2));if(el.sortBy=='ASC'){return var1-var2;}else{return var2-var1;}}else if(el.axis=='currency'){var1=parseFloat(var1.substr(1).replace(',',''));var2=parseFloat(var2.substr(1).replace(',',''));if(el.sortBy=='ASC'){return var1-var2;}else{return var2-var1;}}}
if(i==this.options.sortOn){el.fireEvent('click');}else{this.altRow();}}},this);},sort:function(index){this.options.sortOn=index;var header=this.tHead.getElements('th');var el=header[index];header.each(function(e,i){if(i!=index){e.removeClass('sortedASC');e.removeClass('sortedDESC');}});if(el.hasClass('sortedASC')){el.removeClass('sortedASC');el.addClass('sortedDESC');el.sortBy='DESC';}else if(el.hasClass('sortedDESC')){el.removeClass('sortedDESC');el.addClass('sortedASC');el.sortBy='ASC';}else{if(this.options.sortBy=='ASC'){el.addClass('sortedASC');el.sortBy='ASC';}else if(this.options.sortBy=='DESC'){el.addClass('sortedDESC');el.sortBy='DESC';}}
this.elements.sort(el.compare);this.elements.injectInside(this.tBody);if(this.filtered){this.filteredAltRow();}else{this.altRow();}},altRow:function(){this.elements.each(function(el,i){if(i%2){el.removeClass('altRow');}else{el.addClass('altRow');}});},filteredAltRow:function(){this.table.getElements('.'+this.options.filterSelectedCls).each(function(el,i){if(i%2){el.removeClass('altRow');}else{el.addClass('altRow');}});},filter:function(form){var form=$(form);var col=0;var key='';form.getChildren().each(function(el,i){if(el.id=='column'){col=Number(el.value);}
if(el.id=='keyword'){key=el.value;}
if(el.type=='reset'){el.addEvent('click',this.clearFilter.bind(this));}},this);if(key){this.elements.each(function(el,i){if(this.options.filterHide){el.removeClass('altRow');}
if(el.getChildren()[col].firstChild.data.toLowerCase().indexOf(key)>-1){el.addClass(this.options.filterSelectedCls);if(this.options.filterHide){el.removeClass(this.options.filterHideCls);}}else{el.removeClass(this.options.filterSelectedCls);if(this.options.filterHide){el.addClass(this.options.filterHideCls);}}},this);if(this.options.filterHide){this.filteredAltRow();this.filtered=true;}}},clearFilter:function(){this.elements.each(function(el,i){el.removeClass(this.options.filterSelectedCls);if(this.options.filterHide){el.removeClass(this.options.filterHideCls);}},this);if(this.options.filterHide){this.altRow();this.filtered=false;}}});sortableTable.implement(new Events,new Options);