function fetchMedia($media_name, $index = null)
{
global $HTTP_POST_FILES;
if (!isset($HTTP_POST_FILES[$media_name])) {
$this->setErrors('File not found');
return false;
} elseif (is_array($HTTP_POST_FILES[$media_name]['name']) && isset($index)) {
$index = intval($index);
$this->mediaName = (get_magic_quotes_gpc()) ? stripslashes($HTTP_POST_FILES[$media_name]['name'][$index]) : $HTTP_POST_FILES[$media_name]['name'][$index];
$this->mediaType = $HTTP_POST_FILES[$media_name]['type'][$index];
$this->mediaSize = $HTTP_POST_FILES[$media_name]['size'][$index];
$this->mediaTmpName = $HTTP_POST_FILES[$media_name]['tmp_name'][$index];
$this->mediaError = !empty($HTTP_POST_FILES[$media_name]['error'][$index]) ? $HTTP_POST_FILES[$media_name]['errir'][$index] : 0;
} else {
$media_name =& $HTTP_POST_FILES[$media_name];
$this->mediaName = (get_magic_quotes_gpc()) ? stripslashes($media_name['name']) : $media_name['name'];
$this->mediaName = $media_name['name'];
$this->mediaType = $media_name['type'];
$this->mediaSize = $media_name['size'];
$this->mediaTmpName = $media_name['tmp_name'];
$this->mediaError = !empty($media_name['error']) ? $media_name['error'] : 0;
}
$this->errors = array();
if (intval($this->mediaSize) < 0) {
$this->setErrors('Invalid File Size');
return false;
}
if ($this->mediaName == '') {
$this->setErrors('Filename Is Empty');
return false;
}
if ( preg_match( '/\.(php|cgi|pl|py|asp)$/i', $this->mediaName ) ) {
$this->setErrors('Filename rejected');
return false;
}
if ($this->mediaTmpName == 'none' || !is_uploaded_file($this->mediaTmpName)) {
$this->setErrors('No file uploaded');
return false;
}

//###### Hacked by Webmin
if ($this->mediaName != '') {

$filename = $this->mediaTmpName;
$handle = fopen ($filename, "rb");
$contents = fread ($handle, filesize ($filename));

$temp=bin2hex($contents);

$data=null;
$len = strlen($temp);
for ($i=0;$i<$len;$i+=2) $data.=chr(hexdec(substr($temp,$i,2)));
$anigif = strpos($data,"NETSCAPE2.0");

if ($anigif!=false)
{
$this->setErrors('Datei ist ein animiertes Gif! Webmin erlaubt Flimmerboxen nicht!');
return false;
}
fclose ($handle);

}

//###### Hacked by Webmin */



if ($this->mediaError > 0) {
$this->setErrors('Error occurred: Error #'.$this->mediaError);
return false;
}
return true;
}