$sql_fixcash = "SELECT * FROM phpbb_topics WHERE topic_id = '$topic_id'";
if( !$results_fixcash = $db->sql_query($sql_fixcash) )
{
	echo 'ERROR!: ' . $db->sql_error();
}
$row_fixcash = $db->sql_fetchrow($results_fixcash);

   if( $row_fixcash['topic_poster'] == $userdata['user_id'] )
   {
      $cash_message = 'You are the topic author, you cannot recieve money for posting in your own topic!';
   }

   else
   {
        $cash_message = $GLOBALS['cm_posting']->update_post($mode, $post_data, $forum_id,
$topic_id, $post_id, $topic_type, $bbcode_uid, $post_username, $post_message);
   }