(function($){var UploadHandler=function(container,options){var uploadHandler=this,undef='undefined',func='function',dragOverTimeout,isDropZoneEnlarged;this.dropZone=container;this.progressSelector='.file_upload_progress div';this.cancelSelector='.file_upload_cancel div';this.cssClassSmall='file_upload_small';this.cssClassLarge='file_upload_large';this.cssClassHighlight='file_upload_highlight';this.dropEffect='highlight';this.uploadTable=this.downloadTable=$();this.buildUploadRow=this.buildDownloadRow=function(){return null;};this.addNode=function(parentNode,node,callBack){if(node){node.hide().appendTo(parentNode).fadeIn(function(){if(typeof callBack===func){try{callBack();}catch(e){$(this).stop();throw e;}}});}else if(typeof callBack===func){callBack();}};this.removeNode=function(node,callBack){if(node){node.fadeOut(function(){$(this).remove();if(typeof callBack===func){try{callBack();}catch(e){$(this).stop();throw e;}}});}else if(typeof callBack===func){callBack();}};this.onAbort=function(event,files,index,xhr,handler){uploadHandler.removeNode(handler.uploadRow);};this.cancelUpload=function(event,files,index,xhr,handler){var readyState=xhr.readyState;xhr.abort();if(isNaN(readyState)||readyState<2){handler.onAbort(event,files,index,xhr,handler);}};this.initProgressBar=function(node,value){if(typeof node.progressbar===func){return node.progressbar({value:value});}else{var progressbar=$('<progress value="'+value+'" max="100"/>').appendTo(node);progressbar.progressbar=function(key,value){progressbar.attr('value',value);};return progressbar;}};this.initUploadRow=function(event,files,index,xhr,handler,callBack){var uploadRow=handler.uploadRow=uploadHandler.buildUploadRow(files,index);if(uploadRow){handler.progressbar=uploadHandler.initProgressBar(uploadRow.find(uploadHandler.progressSelector),(xhr.upload?0:100));uploadRow.find(uploadHandler.cancelSelector).click(function(e){uploadHandler.cancelUpload(e,files,index,xhr,handler);});}
uploadHandler.addNode(uploadHandler.uploadTable,uploadRow,callBack);};this.initUpload=function(event,files,index,xhr,handler,callBack){uploadHandler.initUploadRow(event,files,index,xhr,handler,function(){if(typeof uploadHandler.beforeSend===func){uploadHandler.beforeSend(event,files,index,xhr,handler,callBack);}else{callBack();}});};this.onProgress=function(event,files,index,xhr,handler){if(handler.progressbar){handler.progressbar.progressbar('value',parseInt(event.loaded/event.total*100,10));}};this.parseResponse=function(xhr){if(typeof xhr.responseText!==undef){return $.parseJSON(xhr.responseText);}else{return $.parseJSON(xhr.contents().text());}};this.initDownloadRow=function(event,files,index,xhr,handler,callBack){var json,downloadRow;try{json=handler.response=uploadHandler.parseResponse(xhr);downloadRow=handler.downloadRow=uploadHandler.buildDownloadRow(json);uploadHandler.addNode(uploadHandler.downloadTable,downloadRow,callBack);}catch(e){if(typeof uploadHandler.onError===func){handler.originalEvent=event;uploadHandler.onError(e,files,index,xhr,handler);}else{throw e;}}};this.onLoad=function(event,files,index,xhr,handler){uploadHandler.removeNode(handler.uploadRow,function(){uploadHandler.initDownloadRow(event,files,index,xhr,handler,function(){if(typeof uploadHandler.onComplete===func){uploadHandler.onComplete(event,files,index,xhr,handler);}});});};this.dropZoneEnlarge=function(){if(!isDropZoneEnlarged){if(typeof uploadHandler.dropZone.switchClass===func){uploadHandler.dropZone.switchClass(uploadHandler.cssClassSmall,uploadHandler.cssClassLarge);}else{uploadHandler.dropZone.addClass(uploadHandler.cssClassLarge);uploadHandler.dropZone.removeClass(uploadHandler.cssClassSmall);}
isDropZoneEnlarged=true;}};this.dropZoneReduce=function(){if(typeof uploadHandler.dropZone.switchClass===func){uploadHandler.dropZone.switchClass(uploadHandler.cssClassLarge,uploadHandler.cssClassSmall);}else{uploadHandler.dropZone.addClass(uploadHandler.cssClassSmall);uploadHandler.dropZone.removeClass(uploadHandler.cssClassLarge);}
isDropZoneEnlarged=false;};this.onDocumentDragEnter=function(event){uploadHandler.dropZoneEnlarge();};this.onDocumentDragOver=function(event){if(dragOverTimeout){clearTimeout(dragOverTimeout);}
dragOverTimeout=setTimeout(function(){uploadHandler.dropZoneReduce();},200);};this.onDragEnter=this.onDragLeave=function(event){uploadHandler.dropZone.toggleClass(uploadHandler.cssClassHighlight);};this.onDrop=function(event){if(dragOverTimeout){clearTimeout(dragOverTimeout);}
if(uploadHandler.dropEffect&&typeof uploadHandler.dropZone.effect===func){uploadHandler.dropZone.effect(uploadHandler.dropEffect,function(){uploadHandler.dropZone.removeClass(uploadHandler.cssClassHighlight);uploadHandler.dropZoneReduce();});}else{uploadHandler.dropZone.removeClass(uploadHandler.cssClassHighlight);uploadHandler.dropZoneReduce();}};$.extend(this,options);},methods={init:function(options){return this.each(function(){$(this).fileUpload(new UploadHandler($(this),options));});},destroy:function(namespace){return this.each(function(){$(this).fileUpload('destroy',namespace);});}};$.fn.fileUploadUI=function(method){if(methods[method]){return methods[method].apply(this,Array.prototype.slice.call(arguments,1));}else if(typeof method==='object'||!method){return methods.init.apply(this,arguments);}else{$.error('Method '+method+' does not exist on jQuery.fileUploadUI');}};}(jQuery));