106   if ( !$q )

   107     $db->_die();

   108   

   109   return true;

   110 }

   111 

   112 function yms_delete_key($id, $client_id = false)

   113 {

   114   global $db, $session, $paths, $template, $plugins; // Common objects

   115   

   116   if ( $client_id === false )

   117     $client_id = $session->user_id;

   118   

   119   $q = $db->sql_query('SELECT 1 FROM ' . table_prefix . "yms_yubikeys WHERE id = $id AND client_id = $client_id;");

   120   if ( !$q )

   121     $db->_die();

   122   

   123   if ( $db->numrows() < 1 )

   124   {

   125     $db->free_result();

   126     return 'yms_err_delete_not_found';

   127   }

   128   $db->free_result();

   129   

   130   $q = $db->sql_query('DELETE FROM ' . table_prefix . "yms_yubikeys WHERE id = $id AND client_id = $client_id;");