import legacy codebase

Sources/Security.php

@@ -315,6 +315,15 @@ function is_not_banned()
 		}
 	}
 
+	# check Tor: disallow registration
+	$res = db_query(
+		"select * from tor_nodes where ip='${user_info['ip']}'",
+		__FILE__, __LINE__
+	);
+	if (mysql_num_rows($res) > 0) {
+		$_SESSION['ban']['cannot_register']['is_banned'] = true;
+	}
+
 	// If you're fully banned, it's end of the story for you.
 	if ($_SESSION['ban']['full_ban']['is_banned'])
 	{
@@ -613,6 +622,7 @@ function allowedTo($permission, $boards = null)
 		return true;
 
 	// no more than 3 polls in 24 hours. moderators excluded
+	if (! isset($user_info['is_mod'])) $user_info['is_mod'] = false;
 	if (! $user_info['is_mod'] && in_array($permission, array ('poll_post', 'poll_add_own'))) {
 		$request = db_query("
 			SELECT COUNT(*) as recent_polls