/*-------- uno.upload.js v 0.8.0.0 (Part of [uno-api-project].) - Released by Hideki Yamamoto - GPL equiv. --------*/
Namespace.register("uno.upload");
uno.upload.file=function(url,elm,onstart,onfinish){
    var tform=uno.upload._createform();
    tform.appendChild($(elm));
	document.body.appendChild(tform);
	uno.upload.form(url,tform,onstart,onfinish);}
uno.upload.inputs=function(url,elm,onstart,onfinish){
    var onode=$(elm);
    var nnode=onode.cloneNode(true);
    onode.parentNode.replaceChild(nnode,onode);
    var tform=uno.upload._createform();
    tform.appendChild(onode);
	document.body.appendChild(tform);
	uno.upload.form(url,tform,onstart,onfinish);};
uno.upload.form=function(url,tform,onstart,onfinish){
    this._prepform=function(f,name){f.setAttribute('target',name);return name;};
	this.prepform=function(f,onfinish){return this._prepform(f,this.prepframe(onfinish));};
	this.prepframe=function(c){var n=uno.getuqid();var d=document.createElement('div');d.innerHTML='<iframe style="display:none" src="about:blank" id="'+n+'" name="'+n+'" onload="uno.upload._frameloaded(\'' + n + '\')"></iframe>';document.body.appendChild(d);var ifr=$(n);ifr.onComplete=c;return n;};
	tform=$(tform);
	//fake form for undefined purposes and scalability
	if(!tform){tform=document.createElement('form');tform.style.display='none';var ipt=document.createElement('input');ipt.name='fakedata';ipt.type='hidden';ipt.value='hallo frame';tform.appendChild(ipt);tform=document.getElementsByTagName('div')[0].appendChild(tform);};
	tform.setAttribute('action', url);
	if(isIE){tform.getAttributeNode("enctype").value="multipart/form-data";tform.getAttributeNode("method").value="POST";}
	else{tform.setAttribute('enctype','multipart/form-data');tform.setAttribute('method','POST');}
	var fname=this.prepform(tform,onfinish);
	if(onstart&&typeof(onstart)=='function'){
	    try{onstart(fname);}catch(exx){
	        try{onstart();}catch(ex){
	            //TODO: aggiungere stringe errori
	            var msg='Could not invoke the onstart handler in any of the following way.Set it to false to not have it executed./n';
	            msg+='- onstart(fname)./n';msg+='- onstart()./n';
	            uno.throwerror(msg);
    }   }   }
	tform.submit();return fname;};
uno.upload._frameloaded=function(id){
 var i=$(id);var d=false;
 if(i.contentDocument){d=i.contentDocument;}
 else if(i.contentWindow){d=i.contentWindow.document;}
 if(d){
  if(d.location.href=="about:blank"){return true;}
  if(i.onComplete && typeof(i.onComplete)=='function'){
   try{i.onComplete(i.id,d);}catch(exxx){
   try{i.onComplete(d);}catch(exx){
   try{i.onComplete(d.body.innerHTML);}catch(ex){
    //TODO: aggiungere stringhe errori
    var msg='Could not invoke the onfinish handler in any of the following way.Set it to false to not have it executed./n';
    msg+='- onfinish(iframe.contentDocument OR contentWindow.document)./n';
    msg+='- onfinish(iframe.body.innerHTML)./n';
    msg+='- onfinish()./n';
    uno.throwerror(msg);
  }}}}else if(typeof(i.onComplete)=='string'){
   try{eval(i.onComplete);}catch(ex){
    uno.throwerror('Could not eval the onfinish javascript,Try setting it to a function object instead of a string. Set it to false to not have it executed.');
  }}else{uno.throwerror('Could not invoke the onfinish handler, only function and string types are supported as onfinish handlers.');
 }}else{uno.throwerror('Could not retrieve a document reference for the updated iframe.'); 
}};
uno.upload._createform=function(){
    var tform=document.createElement('form');
	if(isIE){tform.getAttributeNode("enctype").value="multipart/form-data";tform.getAttributeNode("method").value="POST";
        var fakedata=document.createElement('input');fakedata.setAttribute('type','hidden');fakedata.id='fkedte';fakedata.name='fkedte';fakedata.value='hy';tform.appendChild(fakedata);
	}else{tform.setAttribute('enctype','multipart/form-data');tform.setAttribute('method','POST');}
	tform.style.display='none';return tform;};
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////
uno.upload.appendhtml=function(target,url,onstart,onfinish,cssclass){
    var nfile=document.createElement('input');
    nfile.setAttribute('type','file');
    if(cssclass){
        nfile.setAttribute('class',cssclass);
        nfile.setAttribute("onchange","uno.upload._dhtmlreplace(this,'" + url + "',"+onstart.name+","+onfinish.name+")");
    }else{nfile.setAttribute('onchange','uno.upload._dhtmlreplace(this,\'' + url + '\','+onstart.name+','+onfinish.name+',false)');}
    nfile.id=uno.getuqid();
    nfile.name=nfile.id;
    $(target).appendChild(nfile);};
uno.upload._dhtmlreplace=function(ifile,url,onstart,onfinish,cssclass){
    var nfile=document.createElement('input');nfile.setAttribute('type','file');nfile.id=uno.getuqid();nfile.name=nfile.id;
    nfile.setAttribute("onchange","uno.upload._dhtmlreplace(this,'" + url + "',"+onstart.name+","+onfinish.name+");");
    ifile.parentNode.replaceChild(nfile,ifile);ifile.removeAttribute("onchange");ifile.style.display='none';
    uno.upload.file(destination,ifile,onstart,onfinish);};
/////////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////PRIVATE IMPLEMENTATION DETAILS//////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////////
uno.upload.flashtml=function(url,width,height,CompleteCallbackJS){
    var divhtml='';
    if (isIE6){divhtml += '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="'+width+'" height="'+height+'" id="int_FLASHupload" >\n';
               divhtml += '<param name="movie" value="scripts/uno/flashupload.swf"" />';}
    else{divhtml += '<object data="scripts/uno/flashupload.swf" width="'+width+'" height="'+height+'" name="'+uno.getuqid()+'" type="application/x-shockwave-flash">\n';}
    divhtml += '<param name="FlashVars" value="uploadurl=' + url + '&lastjavascript=' + CompleteCallbackJS + '" />\n';
    divhtml += '<param name="quality" value="high"/>\n';
    divhtml += '<param name="bgcolor" value="#FFF"/>\n';
    divhtml += '<param name="allowScriptAccess" value="always"/>\n';
    divhtml += '<param name="play" value="true"/>\n';
    divhtml += '<param name="loop" value="false"/>\n';
    divhtml += '<param name="pluginspage" value="http://www.adobe.com/go/getflashplayer"/>\n';
    divhtml += '</object>';
    return divhtml;};
    //-------------------------------------------------- ON THE FLY LOADER --------------------------------------------//
//if(_u3){_u2('http://openuno.org/s/u/uno.xml.js');}