;if(window.jQuery)(function($){$.fn.MultiFile=function(options){if(this.length==0)return this;if(typeof arguments[0]=='string'){if(this.length>1){var args=arguments;return this.each(function(){$.fn.MultiFile.apply($(this),args);});};$.fn.MultiFile[arguments[0]].apply(this,$.makeArray(arguments).slice(1)||[]);return this;};var options=$.extend({},$.fn.MultiFile.options,options||{});$('form').not('MultiFile-intercepted').addClass('MultiFile-intercepted').submit($.fn.MultiFile.disableEmpty);if($.fn.MultiFile.options.autoIntercept){$.fn.MultiFile.intercept($.fn.MultiFile.options.autoIntercept);$.fn.MultiFile.options.autoIntercept=null;};this.not('.MultiFile-applied').addClass('MultiFile-applied').each(function(){window.MultiFile=(window.MultiFile||0)+1;var group_count=window.MultiFile;var MultiFile={e:this,E:$(this),clone:$(this).clone()};if(typeof options=='number')options={max:options};var o=$.extend({},$.fn.MultiFile.options,options||{},($.metadata?MultiFile.E.metadata():($.meta?MultiFile.E.data():null))||{},{});if(!(o.max>0)){o.max=MultiFile.E.attr('maxlength');if(!(o.max>0)){o.max=(String(MultiFile.e.className.match(/\b(max|limit)\-([0-9]+)\b/gi)||['']).match(/[0-9]+/gi)||[''])[0];if(!(o.max>0))o.max=-1;else o.max=String(o.max).match(/[0-9]+/gi)[0];}};o.max=new Number(o.max);o.accept=o.accept||MultiFile.E.attr('accept')||'';if(!o.accept){o.accept=(MultiFile.e.className.match(/\b(accept\-[\w\|]+)\b/gi))||'';o.accept=new String(o.accept).replace(/^(accept|ext)\-/i,'');};$.extend(MultiFile,o||{});MultiFile.STRING=$.extend({},$.fn.MultiFile.options.STRING,MultiFile.STRING);$.extend(MultiFile,{n:0,slaves:[],files:[],instanceKey:MultiFile.e.id||'MultiFile'+String(group_count),generateID:function(z){return MultiFile.instanceKey+(z>0?'_F'+String(z):'');},trigger:function(event,element){var handler=MultiFile[event],value=$(element).attr('value');if(handler){var returnValue=handler(element,value,MultiFile);if(returnValue!=null)return returnValue;}
return true;}});if(String(MultiFile.accept).length>1){MultiFile.accept=MultiFile.accept.replace(/\W+/g,'|').replace(/^\W|\W$/g,'');MultiFile.rxAccept=new RegExp('\\.('+(MultiFile.accept?MultiFile.accept:'')+')$','gi');};MultiFile.wrapID=MultiFile.instanceKey+'_wrap';MultiFile.E.wrap('<div class="MultiFile-wrap" id="'+MultiFile.wrapID+'"></div>');MultiFile.wrapper=$('#'+MultiFile.wrapID+'');MultiFile.e.name=MultiFile.e.name||'file'+group_count+'[]';if(!MultiFile.list){MultiFile.wrapper.append('<div class="MultiFile-list" id="'+MultiFile.wrapID+'_list"></div>');MultiFile.list=$('#'+MultiFile.wrapID+'_list');};MultiFile.list=$(MultiFile.list);MultiFile.addSlave=function(slave,slave_count){MultiFile.n++;slave.MultiFile=MultiFile;if(slave_count>0)slave.id=slave.name='';if(slave_count>0)slave.id=MultiFile.generateID(slave_count);slave.name=String(MultiFile.namePattern.replace(/\$name/gi,$(MultiFile.clone).attr('name')).replace(/\$id/gi,$(MultiFile.clone).attr('id')).replace(/\$g/gi,group_count).replace(/\$i/gi,slave_count));if((MultiFile.max>0)&&((MultiFile.n-1)>(MultiFile.max)))
slave.disabled=true;MultiFile.current=MultiFile.slaves[slave_count]=slave;slave=$(slave);slave.val('').attr('value','')[0].value='';slave.addClass('MultiFile-applied');slave.change(function(){$(this).blur();if(!MultiFile.trigger('onFileSelect',this,MultiFile))return false;var ERROR='',v=String(this.value||'');if(MultiFile.accept&&v&&!v.match(MultiFile.rxAccept))
ERROR=MultiFile.STRING.denied.replace('$ext',String(v.match(/\.\w{1,4}$/gi)));for(var f in MultiFile.slaves)
if(MultiFile.slaves[f]&&MultiFile.slaves[f]!=this)
if(MultiFile.slaves[f].value==v)
ERROR=MultiFile.STRING.duplicate.replace('$file',v.match(/[^\/\\]+$/gi));var newEle=$(MultiFile.clone).clone();newEle.addClass('MultiFile');if(ERROR!=''){MultiFile.error(ERROR);MultiFile.n--;MultiFile.addSlave(newEle[0],slave_count);slave.parent().prepend(newEle);slave.remove();return false;};$(this).css({position:'absolute',top:'-3000px'});slave.after(newEle);MultiFile.addToList(this,slave_count);MultiFile.addSlave(newEle[0],slave_count+1);if(!MultiFile.trigger('afterFileSelect',this,MultiFile))return false;});$(slave).data('MultiFile',MultiFile);};MultiFile.addToList=function(slave,slave_count){if(!MultiFile.trigger('onFileAppend',slave,MultiFile))return false;var
r=$('<div class="MultiFile-label"></div>'),v=String(slave.value||''),a=$('<span class="MultiFile-title" title="'+MultiFile.STRING.selected.replace('$file',v)+'">'+MultiFile.STRING.file.replace('$file',v.match(/[^\/\\]+$/gi)[0])+'</span>'),b=$('<a class="MultiFile-remove" href="#'+MultiFile.wrapID+'">'+MultiFile.STRING.remove+'</a>');MultiFile.list.append(r.append(b,' ',a));b.click(function(){if(!MultiFile.trigger('onFileRemove',slave,MultiFile))return false;MultiFile.n--;MultiFile.current.disabled=false;MultiFile.slaves[slave_count]=null;$(slave).remove();$(this).parent().remove();$(MultiFile.current).css({position:'',top:''});$(MultiFile.current).reset().val('').attr('value','')[0].value='';if(!MultiFile.trigger('afterFileRemove',slave,MultiFile))return false;return false;});if(!MultiFile.trigger('afterFileAppend',slave,MultiFile))return false;};if(!MultiFile.MultiFile)MultiFile.addSlave(MultiFile.e,0);MultiFile.n++;MultiFile.E.data('MultiFile',MultiFile);});};$.extend($.fn.MultiFile,{reset:function(){var settings=$(this).data('MultiFile');if(settings)settings.list.find('a.MultiFile-remove').click();return $(this);},disableEmpty:function(klass){klass=(typeof(klass)=='string'?klass:'')||'mfD';var o=[];$('input:file.MultiFile').each(function(){if($(this).val()=='')o[o.length]=this;});return $(o).each(function(){this.disabled=true}).addClass(klass);},reEnableEmpty:function(klass){klass=(typeof(klass)=='string'?klass:'')||'mfD';return $('input:file.'+klass).removeClass(klass).each(function(){this.disabled=false});},intercepted:{},intercept:function(methods,context,args){var method,value;args=args||[];if(args.constructor.toString().indexOf("Array")<0)args=[args];if(typeof(methods)=='function'){$.fn.MultiFile.disableEmpty();value=methods.apply(context||window,args);setTimeout(function(){$.fn.MultiFile.reEnableEmpty()},1000);return value;};if(methods.constructor.toString().indexOf("Array")<0)methods=[methods];for(var i=0;i<methods.length;i++){method=methods[i]+'';if(method)(function(method){$.fn.MultiFile.intercepted[method]=$.fn[method]||function(){};$.fn[method]=function(){$.fn.MultiFile.disableEmpty();value=$.fn.MultiFile.intercepted[method].apply(this,arguments);setTimeout(function(){$.fn.MultiFile.reEnableEmpty()},1000);return value;};})(method);};}});$.fn.MultiFile.options={accept:'',max:-1,namePattern:'$name',STRING:{remove:'x',denied:'You cannot select a $ext file.\nTry again...',file:'$file',selected:'File selected: $file',duplicate:'This file has already been selected:\n$file'},autoIntercept:['submit','ajaxSubmit','ajaxForm','validate'],error:function(s){alert(s);}};$.fn.reset=function(){return this.each(function(){try{this.reset();}catch(e){}});};$(function(){$("input[type=file].multi").MultiFile();});})(jQuery);