Php > File Manipulation sample source codes

Directory cleanup

Directory cleanup

<?PHP 

$dir2clean = 'cache'; 

$test = false; 
$more = false; 
$output = ''; 
if ($handle = opendir($dir2clean)) 
{ 
   $header = "\n"; 

   $i = 0; 
   /* This is the correct way to loop over the directory. */ 
   while (false !== ($file = readdir($handle)) && $i < 105) 
   { 
           if ( $i < 100) 
           { 
           $output .= "<tr><td>$file</td>\n<td>"; 
           if (substr($file, 0, 1) != '.') 
           { 
                   if ($test) $output .= 'test'; 
                elseif (unlink("{$dir2clean}/{$file}")) $output .= "deleted"; 
                   else $output .= "kept"; 
           } 
           else $output .= ' '; 
            
           $output .= "</td><td>"; 
           $output .= date ("F d Y H:i:s.", fileatime("cache/{$file}")); 
           $output .= "</td>\n</tr>\n"; 
           } 
           else $more = true; 

           $i++; 
   } 
   closedir($handle); 
} 
?> 
<html> 
<head> 
<?PHP 
// meta refresh can fail in Internet Explorer but this works like a rocket in Firefox 
if ($more && !$test) 
{ 
    echo "\n<META HTTP-EQUIV='Refresh' CONTENT=\"1; URL=http://{$_SERVER['HTTP_HOST']}{$PHP_SELF}\">\n"; 
} 
?> 
</head> 
<body> 
<h2>Date: <?php echo date('d-m-Y H:i'); ?><br /> 
    Directory: <?=$dir2clean; ?><br /> 
    Files:</h2> 

<table border='1' cellpadding="4" cellspacing="0"> 
<?php echo $output; ?> 
</table> 
</body> 
</html>