$wrk_dir="./slides";
if(!is_dir($wrk_dir))
die ("Internal error: Working directory not found!");
if(!$wrk_dir_hdl=opendir($wrk_dir))
die ("Internal error: Could not open working directory!");
$num=0;
if($_GET[slide]>$num)
$num=$_GET[slide];
for($i=0; $file_name=readdir($wrk_dir_hdl); )
{
if(!is_file("$wrk_dir/$file_name"))
continue;
echo "$i "; if($i==$num) $cur_file=$file_name; $i++; } closedir($wrk_dir_hdl); echo " "; if($num>=$i) die ("Internal error: File not found!"); if($num!=0) { $prev=$num-1; echo "prev "; } else { echo "prev "; } if($num!=$i-1) { $next=$num+1; echo "next "; } else { echo "next "; } $last=$i-1; echo " "; ?> |
if ($num != -1) include "$wrk_dir/$cur_file"; ?> | ||
|