Get folder files Details

$debug='false';
$folder='book/'.$sessionid;
$d = dir($folder);

while (false !== ($entry = $d->read())) {

$isdir = is_dir($folder."/".$entry);

if (!$isdir and $entry!="." and $entry!="..") {

$file=$folder."/".$entry;


$stringDataBody.= ''.$file.' '.$file.'
Page: '.$i.'';


$in="insert into ".TEMP." set `path`='$file' ,`sessionid`='$sessionid' ";
$out=mysql_query($in);

}
}
$d->close();