From 50bbd4a6a7294546c0fe3c455f4c728e5d0701d0 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Fri, 30 Sep 2011 18:26:21 -0400
Subject: Move username validation from the Users controller to the Auth model.

---
 src/models/Auth.class.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/models/Auth.class.php')

diff --git a/src/models/Auth.class.php b/src/models/Auth.class.php
index 975c25f..25570bf 100644
--- a/src/models/Auth.class.php
+++ b/src/models/Auth.class.php
@@ -21,6 +21,18 @@ class Auth {
 		}
 		return self::$users[$uid];
 	}
+
+	public static function isNameLegal($name) {
+		// Current rules:
+		// * Not in "$illegal_names"
+		// * Does not contain '.'
+		// * Less <256 characters
+		$illegal_names = array('', 'new', 'index');
+		return true
+			&& (!in_array($name, $illegal_names))
+			&& (strpos($name,'.')===false)
+			&& (strlen($name)<=256);
+	}
 	
 	protected $db = null;
 	protected $uid = false;
@@ -106,6 +118,7 @@ class Auth {
 	}
 	public function setName($new_name) {
 		if (!$this->canEdit()) return false;
+		if (!self::isNameLegal($new_name)) return false;
 		return $this->db->setUsername($this->uid, $new_name);
 	}
 	
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