Remove isMaintainer() and isSuperMaintainer and instead use the user

classes is_maintainer() and is_super_maintainer.

maintainersubmit.php

@@ -39,14 +39,14 @@ $versionId = strip_tags($_POST['versionId']);
 $superMaintainer = strip_tags($_POST['superMaintainer']);
 
 /* if the user is already a maintainer don't add them again */
-if(isMaintainer($appId, $versionId))
+if($_SESSION['current']->is_maintainer($appId, $versionId))
 {
     echo "You are already a maintainer of this app!";
     exit;
 }
 
 /* if this user is a super maintainer they maintain all of the versionIds of this appId */
-if(isSuperMaintainer($appId))
+if($_SESSION['current']->is_super_maintainer($appId))
 {
     echo "You are already a supermaintainer of the whole application family!";
     exit;