/******************************************

* validateUpload()

* validate the uploads before submit

******************************************/

function validateUpload()

{

    var hasuploads=false;

    var invaliduploads = 0;

    var prefix = 'uploadfile';

    

    // prefix of field name

    if(currentmode==1) prefix = 'uploadfile';

    if(currentmode==2) prefix = 'uploadurl';

    if(currentmode==3) prefix = 'uploadftp';

    

    // flash will validate this itself!

    if(currentmode!=4)

    for(var i=0;i<max_uploads;i++)

    {

        if(!is_object(prefix+'_'+i)) continue;

         

        var filename=document.getElementById(prefix+'_'+i).value;



        if(filename.length) hasuploads = true;



        if(filename.length

           &&

           ((allowed_types&&!in_array(filename,allowed_types))

           ||

           (disabled_types&&in_array(filename,disabled_types)))

           )

         {

             document.getElementById(prefix+'_'+i).className='warn';

             invaliduploads ++;

         }

    }

    // set hasFlashUploads from flash object

    if(currentmode==4)

    {

        hasuploads = hasFlashUploads;

    }

    

    // if no file select

    if(hasuploads==false)

    {

        alert(NoFileSelected);

        return false;

    }

    else if(invaliduploads)

    {

        if(allowed_types) alert(UploadInvalid+' '+allowed_types+' '+AllowedFiletypes);

        else alert(UploadInvalid+' '+disabled_types+' '+DisabledFiletypes);

        return false;

    }



    // detect the filed is available and check it meet the reqirement

    if(is_object('fromemail')&&is_object('toemail'))

    {

        var fromemail=document.getElementById('fromemail').value;

        var toemail=document.getElementById('toemail').value;

        if(fromemail.length&&!checkmail(fromemail))

        {

            alert(EmailInvalid);

            document.getElementById('fromemail').focus();

            return false;

        }

        if(fromemail.length==0&&toemail.length)

        {

            alert(SenderRequired);

            document.getElementById('fromemail').focus();

            return false;

        }

    }

    // check perms is aggreed

    if(is_object('terms'))

    {

        var terms=document.getElementById('terms');

        if(terms.checked==false)

        {

            alert(TOSUnchecked);

            document.getElementById('terms').focus();

            return false;

        }

    }

    

    return true;

}

/******************************************

* showProgress(params)

* params: string

*         bread,itotal,dtremainingf,dtelapsedf,bspeedf,

******************************************/

var lastRead=0;

var uploadDone=0;

function showProgress(params)

{

    document.getElementById('progressbar').style.display= '';

    document.getElementById('progressbar2').style.display= '';

    var parts = params.split(',');

    lastRead = parts[0]>lastRead?parts[0]:lastRead;

    if(lastRead && parts[0]==0) return 1;

    if(parts[0]==parts[1]&&parts[0]) uploadDone=1;



    document.getElementById('bread').innerHTML = convertsize(parts[0]);

    document.getElementById('itotal').innerHTML = convertsize(parts[1]);

    document.getElementById('dtremainingf').innerHTML = parts[2];

    document.getElementById('dtelapsedf').innerHTML = parts[3];

    document.getElementById('bspeedf').innerHTML = convertsize(parts[4]*125);

    if(use_flash_progress)

    {

        document.flash_progress_bar.SetVariable("/:percentage", parts[5]);

    } else

    {

        document.getElementById('progBar').innerHTML= "<div class='progInner' style='width: " + parts[5] + "%;'>" + parts[5] + "%</div>";

    }

}



/******************************************

* convertsize()

* output the nice format of bytes

******************************************/

function convertsize(size,unittype)

{

    var unit = 'B';

    var ok = 1;

    if(size=='') size=0;

    if(unittype==unit)ok=0;

    if(size>1024&&ok) { size=size/1024; unit='KB';}

    if(unittype==unit)ok=0;

    if(size>1024&&ok) { size=size/1024; unit='MB';}

    if(unittype==unit)ok=0;

    if(size>1024&&ok) { size=size/1024; unit='GB';}



    size = Math.round(size*100)/100;

    return size+' '+unit;

}

/******************************************

* RegisterNow()

* redirect users to register page.

******************************************/

function RegisterNow()

{

    var ok = confirm(NeedRegister);

    if(ok==1) document.location = "register.php";

}

/******************************************

* submitEmailForm()

* submit email form after upload is done.

* Note:the form may be resubmitted for 10 times if no uploaded files is found at server

******************************************/

function submitEmailForm()

{

    var fromemail=document.getElementById('fromemail').value;

    var toemail=document.getElementById('toemail').value;

    var terms=document.getElementById('terms');

    if(fromemail.length==0&&toemail.length!=0)

    {

        alert(FromemailNeeded);

        return false;

    }

    else

    {

        if(uploadDone==0)

        {

            var iread  = document.getElementById('itotal').innerHTML;

            var dtremainingf = "00:00:00";

            var dtelapsedf = document.getElementById('dtelapsedf').innerHTML;

            var bspeedf = document.getElementById('bspeedf').innerHTML;

            var percent = "100";



            showProgress(iread+","+iread+","+dtremainingf+","+dtelapsedf+","+bspeedf+","+percent);

        }

        document.emailform.uploadmode.value=currentmode;

        setTimeout("document.emailform.submit();", 2000);

        //return document.emailform.submit();

    }

}

/******************************************

* newUploadField(type)

* generate new upload files

* type:string file,url,ftp

******************************************/

var attaIdx=1;

var fileNum=1;

var urlNum=1;

var ftpNum=1;

function newUploadField(type)

{

    if(type=='file') attaIdx = fileNum;

    if(type=='url')  attaIdx = urlNum;

    if(type=='ftp')  attaIdx = ftpNum;



    if(attaIdx>=max_uploads) {alert(MaxUploadsGot);return;}

    

    var fileobj=document.getElementById(type+'_'+'wraper0');

    var filelist=document.getElementById(type+'list');

    var filecode = fileobj.innerHTML;



    //alert( filecode);



    filecode = filecode.replace(/_0/g,'_'+attaIdx+'');

    filecode = filecode.replace(/\[0\]/g,'['+attaIdx+']');

    

    //alert( filecode);

    new Insertion.After(filelist, '<div id='+type+'_wraper'+attaIdx+'>'+filecode+'</div>');



    //clear out the filled values

    if(type!='file')

    document.getElementById('upload'+type+'_'+attaIdx).value='';

    

    document.getElementById(type+'_descr_'+attaIdx).value='';

    document.getElementById(type+'_password_'+attaIdx).value='';

    

    attaIdx++;

    

    if(type=='file') fileNum = attaIdx;

    if(type=='url')  urlNum  = attaIdx;

    if(type=='ftp')  ftpNum  = attaIdx;

}

/******************************************

* calsize()

* output the nice format of bytes

******************************************/

function calsize(obj,str)

{

    var size=obj.value;

    var unit = 'B';

    if(size=='') size=0;

    if(size>1024) { size=size/1024; unit='KB'; }

    if(size>1024) { size=size/1024; unit='MB'; }

    if(size>1024) { size=size/1024; unit='GB'; }

    size = Math.round(size*100)/100;



    document.getElementById(str).innerHTML=size+' '+unit;

}

/******************************************

* showDownloadLinks()

* show the download links after the upload

******************************************/

function showDownloadLinks()

{

    var uploadfrmdoc = document.getElementById('emailframe').contentWindow;



    try{



    document.getElementById('uploadresults').innerHTML = uploadfrmdoc.document.getElementById('linksholder').innerHTML;

    document.getElementById('uploadoverview').innerHTML = uploadfrmdoc.document.getElementById('uploadoverview').innerHTML;



    }

    catch (e) {alert(e)}



    document.getElementById('uploadresults').style.display='';

    document.getElementById('uploadoverview').style.display='';

    document.getElementById('helpwindow').style.display='none';

}

/******************************************

* showDownloadErrors()

* show the download errors if the upload fails

******************************************/

function showDownloadErrors()

{

    try{



    document.getElementById('uploaderror').style.display='';

    document.getElementById('uperror').innerHTML=document.getElementById('uploadframe').contentWindow.document.getElementById('upload_errors').innerHTML;



    resetUploadInterface();



    stopUpload();

    }catch (e) {

        alert('showDownloadErrors:'+e)

    }

}

/******************************************

* resetUploadInterface()

* show the upload interface again if the upload fails

******************************************/

function resetUploadInterface()

{

    try{

    lastRead=0;

    uploadDone=0;



    document.getElementById('uploadwindow').style.display='';

    document.getElementById('emailwindow').style.display='';

    document.getElementById('uploadoverview').style.display='none';

    document.getElementById('uploadresults').style.display='none';

    document.getElementById('progressbar').style.display='none';

    document.getElementById('progressbar2').style.display='none';

    document.getElementById('helpwindow').style.display='none';

    

    }catch (e) {

        alert('resetUploadInterface:'+e)

    }

}

/******************************************

* startUploading()

* initiate the upload interface once user click upload

******************************************/

function startUploading()

{

    try{

    lastRead=0;

    uploadDone=0;

    

    document.getElementById('uploaderror').style.display   ='none';

    document.getElementById('uploadwindow').style.display  ='none';

    document.getElementById('emailwindow').style.display   ='none';

    document.getElementById('uploadoverview').style.display='none';

    document.getElementById('uploadresults').style.display ='none';

    

    document.getElementById('progressbar').style.display   ='';

    document.getElementById('progressbar2').style.display  ='';

    document.getElementById('helpwindow').style.display    ='';

    

    // flash progress bar detect!

    if(use_flash_progress)

    {

        var version = deconcept.SWFObjectUtil.getPlayerVersion();

        if (document.getElementById && (version['major'] > 0)) {

            if(version['major']<6)

            {

                use_flash_progress = 0;

                document.getElementById('flash_progress_bar').style.display='none';

                document.getElementById('progBar').style.display='block';

            }

            else

            {

                if(typeof(flashObj('flash_progress_bar'))=='object') return '';

                var so = new SWFObject(flashProgressPath, "flash_progress_bar", "364", "40", "7", "#ffffff");

                so.addParam('allowScriptAccess','always');

                so.addParam('wmode','transparent');

                so.write("flashprogressobj");

                document.getElementById('progBar').style.display='none';

            }

        }

    }

              

    stopupload = false;

    }catch (e) {

        alert('startUploading:'+e)

    }

}

/******************************************

* ch_mode(id)

* switch upload mode,and record the mode into cookie

* id:string file,url,ftp

******************************************/

function ch_mode(id)

{

    for(var i=1;i<=4;i++)

    {

       if(i==id)

       {

          currentmode=id;

          setcookie('yab_uploadmode',id);

          document.getElementById('uploadmode'+i).style.display='';

          document.uploadform.action=actions[id];

          

          if(id==4)

          {

              var version = deconcept.SWFObjectUtil.getPlayerVersion();

              if (document.getElementById && (version['major'] > 0)) {

                  if(version['major']<8)

                  {

                      document.getElementById('uploadmode4').style.display='none';

                      document.getElementById('flashversion').style.display='block';

                  }

                  else

                  {

                      buildFlashUpload(flashPath);

                  }

              }

          }

       }

       else

       {

           if(is_object('uploadmode'+i))

           document.getElementById('uploadmode'+i).style.display='none';

       }

    }

}

/******************************************

* postIt()

* submit upload form

******************************************/

var rParam='';

function postIt()

{

    // reset the form action url

    document.uploadform.action=actions[currentmode];



    // upu uploader

    UPUENABLED =0;

    if(currentmode==1&&UPUENABLED==1)

    {

        startUploading();

        upuInit(document.uploadform);

        return 1;

    }

    

    // validate file types before uplaod

    var ok = validateUpload();



    if(ok==false) return false;



    // set uploading interface

    startUploading();

    

    // process flash upload

    if(currentmode==4)

    {

        flashObj("flashUpload").saveCookie(document.cookie);

        flashObj("flashUpload").uploadFiles();

        return;

    }

    

    // collect param to sen in progress url

    var sid = document.uploadform.sessionid.value;

	iTotal = escape("-1");

	rParam = "iTotal=" + iTotal;

	rParam += "&iRead=0";

	rParam += "&iStatus=1";

    rParam += "&iNums="+max_uploads;

    rParam += "&iMode="+currentmode;

	rParam += "&sessionid=" + sid;



    // if progress is syn mode, disable the ajax use!

    if(currentmode==1&&cgi_prog_mode=='ajax') AjaxRequest(rParam);

    if(currentmode==2&&url_prog_mode=='ajax') AjaxRequest(rParam);

    if(currentmode==3&&ftp_prog_mode=='ajax') AjaxRequest(rParam);

    

    // submit form

 	document.uploadform.submit();

    return true;

}

/******************************************

* showResponse()

* process the response of progress bar

******************************************/

function showResponse(originalRequest)

{

    var parts= new Array();

    var params=originalRequest.responseText;



    //alert('Response:'+params);

    //start to upload,

    if(params.substring(0,5)=='start')

    {

        rParam = params.substring(6);

        setTimeout("AjaxRequest(rParam);",2000);

    }

    else

    {

        parts = params.split(',');

        if(parts.length>5)

        {

            var url = parts[6];



            // fail to get the correct data, use lastSuccessParam

            if(url.substring(0,7)!='iTotal=' && url!='')

            {

                var url = lastSuccessParam;

            }

            else

            {

                showProgress(params);

            }

        }

        else

        {

            //alert('Fail Response:'+params+lastSuccessParam);

            var url = lastSuccessParam;

        }



        if(url.length>5)

        {

            setTimeout("AjaxRequest('"+url+"');",2000);

        }

    }

}

/******************************************

* stopUpload()

* disable future ajax request of progress bar

******************************************/

function stopUpload()

{

    stopupload = true;

}

/******************************************

* AjaxRequest()

* send progress bar request

******************************************/

var lastSuccessUrl = '';

function AjaxRequest(rParam)

{

    if(uploadDone==1) return;

    var url=document.uploadform.returnurl.value;

    lastSuccessParam = rParam;

    //alert(url+rParam+'&url='+progress_url+'&r='+Math.random());

    var myAjax = new Ajax.Request(

                    url,

                    {method: 'get', parameters: rParam+'&url='+progress_url+'&r='+Math.random(), onComplete: showResponse,onFailure: reportError}

                    );

}

/******************************************

* reportError()

* for debuging

******************************************/

function reportError(request)

{   

    alert(originalRequest.responseText);

    alert('Sorry. There was an error.');

}

/******************************************

* AjaxSubmit(formname,holder)

* submi the form with the 'formname',

* if holder is specifed, show the content in holder

* @param string

* @param string

******************************************/

function AjaxSubmit(formname,holder)

{

    var url = $(formname).action;

    var httpmethod = $(formname).method;



    var Param = Form.serialize(formname);

    

    if(holder)

    var myAjax = new Ajax.Updater (

                    holder,

                    url,

                    {method: httpmethod, parameters: Param,evalScripts: true}

                    );

    else

    {

        var success	= function(t){submitComplete(t, formname);}

    	var failure	= function(t){submitFailed(t, formname);}

        var myAjax = new Ajax.Request (

                    url,

                    {method:httpmethod, parameters:Param, onSuccess:success, onFailure:failure}

                    );

    }

}

/******************************************

* is_object(id)

* check if the object with the 'id' exists

* @param string

* @return bool

******************************************/

function is_object(id)

{

    return document.getElementById(id) != null;

}

/******************************************

* in_array(name,arr)

* check name exists in array 'arr'

* @param string

* @param array

* @return bool

******************************************/

function in_array(name,arr)

{

   name=name.toLowerCase();

   var last=name.lastIndexOf('.');

   var ok=0;

   if(last!=-1)

   {

      var ext=name.substring(last+1);

      if(ext!='')

      {

          var exts=arr.split(',');

          for(var i=0;i<exts.length;i++)

          {

              if(exts[i]==ext) return 1;

          }

      }

      else

      {

          return 0;

      }

   }

   else

   {

       return 0;

   }

   return 0;

}

/**

* Emulates unhtmlspecialchars in vBulletin

*

* @param	string	String to process

*

* @return	string

*/

function unhtmlspecialchars(str)

{

	f = new Array(/&lt;/g, /&gt;/g, /&quot;/g, /&amp;/g);

	r = new Array('<', '>', '"', '&');



	for (var i in f)

	{

		str = str.replace(f[i], r[i]);

	}



	return str;

}



/**

* Emulates PHP's htmlspecialchars()

*

* @param	string	String to process

*

* @return	string

*/

function htmlspecialchars(str)

{

	//var f = new Array(/&(?!#[0-9]+;)/g, /</g, />/g, /"/g);

	var f = new Array(

		(is_mac && is_ie ? new RegExp('&', 'g') : new RegExp('&(?!#[0-9]+;)', 'g')),

		new RegExp('<', 'g'),

		new RegExp('>', 'g'),

		new RegExp('"', 'g')

	);

	var r = new Array(

		'&amp;',

		'&lt;',

		'&gt;',

		'&quot;'

	);



	for (var i = 0; i < f.length; i++)

	{

		str = str.replace(f[i], r[i]);

	}



	return str;

}

function ClipBoard(id)

{

	var ccc = MM_findObj(id);

    if (document.all){

	ccc.value = ccc.innerText;

	Copied = ccc.createTextRange();

	Copied.execCommand("Copy");

    alert("URL copied!");

    }

    else

    {

        alert('Close this box and press \'CTL-c\' to copy');

        ccc.focus();

        ccc.select();

    }

}

function MM_findObj(n, d) { //v4.01

    var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

    if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

    for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);

    if(!x && d.getElementById) x=d.getElementById(n); return x;

}

function highlight(id) {

    var field = MM_findObj(id);

	field.focus();

  	field.select();

}

function toggle(el) {

    lyr = document.getElementById(el);



    if (lyr.style.display != 'block') { lyr.style.display = 'block'; }



    else { lyr.style.display = 'none'; }

}

function checkAll()

{

    for (var i=0;i<document.myform.elements.length;i++)

    {

       var e = document.myform.elements[i];

       if (e.type == 'checkbox' && e.name != 'allbox'&& !e.disabled)

       e.checked = document.myform.allbox.checked;

    }

}

function opConfirm(text, conf)

{

    for (var i=0;i<document.myform.elements.length;i++)

    {

       var e = document.myform.elements[i];

       if (e.type == 'checkbox' && e.name != 'allbox' && e.checked == 1 ) {

          if (conf) {

             return confirm(text);

          } else {

             return 1;

          }

       }

    }

    return false;

}

var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i



function checkmail(e){

var returnval=emailfilter.test(e)

return returnval;

}

function getexpirydate( nodays){

   var UTCstring;

   Today = new Date();

   nomilli=Date.parse(Today);

   Today.setTime(nomilli+nodays*24*60*60*1000);

   UTCstring = Today.toUTCString();

   return UTCstring;

}

function getcookie(cookiename) {

   var cookiestring=""+document.cookie;

   var index1=cookiestring.indexOf(cookiename);

   if (index1==-1 || cookiename=="") return "";

   var index2=cookiestring.indexOf(';',index1);

   if (index2==-1) index2=cookiestring.length;

   return unescape(cookiestring.substring(index1+cookiename.length+1,index2));

}

function setcookie(name,value)

{

   duration=30;



   cookiestring=name+"="+escape(value)+";EXPIRES="+getexpirydate(duration);

   document.cookie=cookiestring;



}

function delcookie(name)

{

   cookiestring=name+"="+escape('')+";EXPIRES="+getexpirydate(-1);

   document.cookie=cookiestring;

}