allow stuff with Diaspora authors to federate in zot conversations even if the local site has diaspora disabled. This way it won't look like folks are talking to themselves.

include/follow.php

@@ -118,6 +118,12 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
 		}
 	}
 	else {
+		if(! ($is_http)) {
+			if(! intval(get_config('system','diaspora_enabled'))) {
+				$result['message'] = t('Protocol disabled.');
+				return $result;
+			}
+		}
 
 		$my_perms = 0;
 		$their_perms = 0;