Automatic file delete (when the associated resource is deleted in manager)

//THIS IS THE SNIPPET..................

//Set the associated template variable ids that need to be deleted
$tvID1 = "26";
$value = "109";

    //Get the filepath of the tv1 (tvID1)
    $result = $modx->db->query('SELECT id, value FROM `modx_site_tmplvar_contentvalues` WHERE contentid = \'' .$modx->db->escape($value). '\' AND tmplvarid = \'' .$modx->db->escape($tvID1). '\'');
    while($row = $modx->db->getRow($result)) {
	$output = $row['value'];
unlink($output);
}
return;



//THIS IS THE PLUG IN....................

//Set the associated template variable ids that need to be deleted
$tvID1 = "26";
global $modx;
$deletedids = (array) $modx->event->params['ids'];
foreach ($deletedids as $key=>$value) {

    //Get the filepath of the tv1 (tvID1)
    $result = $modx->db->query('SELECT id, value FROM `modx_site_tmplvar_contentvalues` WHERE contentid = \'' .$modx->db->escape($value). '\' AND tmplvarid = \'' .$modx->db->escape($tvID1). '\'');
    while($row = $modx->db->getRow($result)) {
	$output = $row['value'];
echo $output;
die;
unlink($output);
}
}
return;

echo "Output: " . $output;

<?php // this is just to get code highlighting - don't paste it.
$count = $modx->db->getRecordCount($result);
if($count) {
    die('Successful query: ' . $count . ' Records returned'); // delete this and add your processing code here after you're sure the select is working.
   
} else {
    die('Query failed');
}

$tvID1 = "26";
global $modx;
$deletedids = (array) $modx->event->params['ids'];
//$deletedids = $modx->event->params['ids'];
var_dump($deletedids);
foreach ($deletedids as $key=>$value) {

    $v = $modx->db->escape($value);
    $t = $modx->db->escape($tvID1);
    $res = $modx->db->select("value", $modx->getFullTableName('site_tmplvar_contentvalues'), 
    "contentid=$v AND tmplvarid=$t");
   if($modx->db->getRecordCount($res))
  {
    die('Successful query: ' . $count . ' Records returned'); 
// delete this and add your processing code here after you're sure the select is working.
  } else {
    die('Query failed');
exit;
  }
}
return;