<?php

foreach($files as $fl){

$fl_nm = explode("_",$fl);

$fl_timest=explode(".",$fl_nm[2]);

if(count($fl_timest[0])!=12){

if(substr($fl_timest[0],2)!=10){

$new_fl_nm=substr_replace($fl_nm[2],"0".substr($fl_timest[0],2,2),2,count($fl_nm));

$new_fl_nm=$fl_nm[0]."_".$fl_nm[1]."_".$new_fl_nm;

//echo $new_fl_nm;die;

if(copy_file($fl,$dir,$files_to_rename)){ // copy file to be rename

if(renameFile($fl,$new_fl_nm,$dir,$dir)){ // rename file

echo "file '$fl' renamed to '$new_fl_nm'.";

}else{ echo "file '$fl' not renamed.";}

}

}

}

}

?>