diff --git a/application/models/user.php b/application/models/user.php
index ca1fe0c..ab5ca04 100644
--- a/application/models/user.php
+++ b/application/models/user.php
@@ -7,524 +7,526 @@
  */
 class User extends CI_Model {
 
-    /**
-     * Contains the forgotten password key.
-     *
-     * @var string
-     */
-    public $forgottenPasswordCode;
+	/**
+	 * Contains the forgotten password key.
+	 *
+	 * @var string
+	 */
+	public $forgottenPasswordCode;
 
-    public function __construct() {
-        parent::__construct();
-        $this->load->config('auth', true);
-        $this->load->helper('cookie');
-        $this->load->helper('date');
+	public function __construct() {
+		parent::__construct();
+		$this->load->config('auth', true);
+		$this->load->helper('cookie');
+		$this->load->helper('date');
 
-        $this->storeSalt = $this->config->item('store_salt', 'auth');
-        $this->saltLength = $this->config->item('salt_length', 'auth');
-    }
+		$this->storeSalt = $this->config->item('store_salt', 'auth');
+		$this->saltLength = $this->config->item('salt_length', 'auth');
+	}
 
-    /**
-     * Hashes the password to be stored in the database.
-     *
-     * @param string $password
-     * @param boolean $salt
-     * @return boolean|string
-     */
-    public function hashPassword($password, $salt = false) {
-        if (empty($password)) {
-            return false;
-        }
+	/**
+	 * Hashes the password to be stored in the database.
+	 *
+	 * @param string $password
+	 * @param boolean $salt
+	 * @return boolean|string
+	 */
+	public function hashPassword($password, $salt = false) {
+		if (empty($password)) {
+			return false;
+		}
 
-        if ($this->storeSalt && $salt) {
-            return sha1($password . $salt);
-        } else {
-            $salt = $this->salt();
-            return  $salt . substr(sha1($salt . $password), 0, -$this->saltLength);
-        }
-    }
+		if ($this->storeSalt && $salt) {
+			return sha1($password . $salt);
+		} else {
+			$salt = $this->salt();
+			return  $salt . substr(sha1($salt . $password), 0, -$this->saltLength);
+		}
+	}
 
-    /**
-     * Takes a password and validates it against an entry in the users table.
-     *
-     * @param string $username
-     * @param string $password
-     * @return boolean|string
-     */
-    public function hashPasswordForDB($username, $password) {
-        if (empty($username) || empty($password)) {
-            return false;
-        }
+	/**
+	 * Takes a password and validates it against an entry in the users table.
+	 *
+	 * @param string $username
+	 * @param string $password
+	 * @return boolean|string
+	 */
+	public function hashPasswordForDB($username, $password) {
+		if (empty($username) || empty($password)) {
+			return false;
+		}
 
-        $query = $this->db->select('password, salt')
-                ->where('username', $username)->limit(1)->get('users');
+		$query = $this->db->select('password, salt')
+				->where('username', $username)->limit(1)->get('users');
 
-        $result = $query->row();
+		$result = $query->row();
 
-        if ($query->num_rows() !== 1) {
-            return false;
-        }
+		if ($query->num_rows() !== 1) {
+			return false;
+		}
 
-        if ($this->storeSalt) {
-            return sha1($password . $result->salt);
-        } else {
-            $salt = substr($result->password, 0, $this->saltLength);
-            return $salt . substr(sha1($salt . $password), 0, -$this->saltLength);
-        }
-    }
+		if ($this->storeSalt) {
+			return sha1($password . $result->salt);
+		} else {
+			$salt = substr($result->password, 0, $this->saltLength);
+			return $salt . substr(sha1($salt . $password), 0, -$this->saltLength);
+		}
+	}
 
-    /**
-     * Generates a random salt value.
-     *
-     * @return string
-     */
-    private function salt() {
-        return substr(md5(uniqid(rand(), true)), 0, $this->saltLength);
-    }
+	/**
+	 * Generates a random salt value.
+	 *
+	 * @return string
+	 */
+	private function salt() {
+		return substr(md5(uniqid(rand(), true)), 0, $this->saltLength);
+	}
 
-    /**
-     * Changes the password of the given user.
-     *
-     * @param string $username
-     * @param string $old
-     * @param string $new
-     * @return boolean
-     */
-    public function changePassword($username, $old, $new) {
-        $query = $this->db->select('password, salt')
-                ->where('username', $username)->limit(1)->get('users');
+	/**
+	 * Changes the password of the given user.
+	 *
+	 * @param string $username
+	 * @param string $old
+	 * @param string $new
+	 * @return boolean
+	 */
+	public function changePassword($username, $old, $new) {
+		$query = $this->db->select('password, salt')
+				->where('username', $username)->limit(1)->get('users');
 
-        $result = $query->row();
+		$result = $query->row();
 
-        $dbPassword = $result->password;
-        $old = $this->hashPasswordForDB($username, $old);
-        $new = $this->hashPassword($new, $result->salt);
+		$dbPassword = $result->password;
+		$old = $this->hashPasswordForDB($username, $old);
+		$new = $this->hashPassword($new, $result->salt);
 
-        if ($dbPassword === $old) {
-            // store the new password and reset the remember code so all remembered instances have to re-login
-            $data = array('password' => $new, 'remember_code' => '');
+		if ($dbPassword === $old) {
+			// store the new password and reset the remember code so all remembered instances have to re-login
+			$data = array('password' => $new, 'remember_code' => '');
 
-            $this->db->update('users', $data, array('username' => $username));
+			$this->db->update('users', $data, array('username' => $username));
 
-            return $this->db->affected_rows() == 1;
-        }
-        return false;
-    }
+			return $this->db->affected_rows() == 1;
+		}
+		return false;
+	}
 
-    /**
-     * Checks entered usernames.
-     *
-     * @return boolean
-     */
-    public function checkUsername($username = '') {
-        if (empty($username)) {
-            return false;
-        }
-        return $this->db->where('username', $username)->count_all_results('users') > 0;
-    }
+	/**
+	 * Checks entered usernames.
+	 *
+	 * @return boolean
+	 */
+	public function checkUsername($username = '') {
+		if (empty($username)) {
+			return false;
+		}
+		return $this->db->where('username', $username)->count_all_results('users') > 0;
+	}
 
-    /**
-     * Checks entered emails.
-     *
-     * @return boolean
-     */
-    public function checkEmail($email = '') {
-        if (empty($email)) {
-            return false;
-        }
-        return $this->db->where('email', $email)->count_all_results('users') > 0;
-    }
+	/**
+	 * Checks entered emails.
+	 *
+	 * @return boolean
+	 */
+	public function checkEmail($email = '') {
+		if (empty($email)) {
+			return false;
+		}
+		return $this->db->where('email', $email)->count_all_results('users') > 0;
+	}
 
-    /**
-     * Inserts a forgotten password key.
-     *
-     * @return boolean
-     */
-    public function forgottenPassword($email = '') {
-        if (empty($email)) {
-            return false;
-        }
+	/**
+	 * Inserts a forgotten password key.
+	 *
+	 * @return boolean
+	 */
+	public function forgottenPassword($email = '') {
+		if (empty($email)) {
+			return false;
+		}
 
-        $key = $this->hashPassword(microtime() . $email);
+		$key = $this->hashPassword(microtime() . $email);
 
-        $this->forgottenPasswordCode = $key;
+		$this->forgottenPasswordCode = $key;
 
-        $this->db->update('users', array('forgotten_password_code' => $key), array('email' => $email));
+		$this->db->update('users', array('forgotten_password_code' => $key), array('email' => $email));
 
-        return $this->db->affected_rows() == 1;
-    }
+		return $this->db->affected_rows() == 1;
+	}
 
-    /**
-     * Forgotten Password Complete
-     *
-     * @return string
-     */
-    public function forgottenPasswordComplete($code, $salt = false) {
-        if (empty($code)) {
-            return false;
-        }
+	/**
+	 * Forgotten Password Complete
+	 *
+	 * @return string
+	 */
+	public function forgottenPasswordComplete($code, $salt = false) {
+		if (empty($code)) {
+			return false;
+		}
 
-        $this->db->where('forgotten_password_code', $code);
+		$this->db->where('forgotten_password_code', $code);
 
-        if ($this->db->count_all_results('users') > 0) {
-            $password = $this->salt();
+		if ($this->db->count_all_results('users') > 0) {
+			$password = $this->salt();
 
-            $data = array(
-                'password' => $this->hashPassword($password, $salt),
-                'forgotten_password_code' => null
-            );
+			$data = array(
+				'password' => $this->hashPassword($password, $salt),
+				'forgotten_password_code' => null
+			);
 
-            $this->db->update('users', $data, array('forgotten_password_code' => $code));
+			$this->db->update('users', $data, array('forgotten_password_code' => $code));
 
-            return $password;
-        }
-        return false;
-    }
+			return $password;
+		}
+		return false;
+	}
 
-    /**
-     * profile
-     *
-     * @return boolean|object
-     */
-    public function profile($username = '', $isCode = false) {
-        if (empty($username)) {
-            return false;
-        }
+	/**
+	 * profile
+	 *
+	 * @return boolean|object
+	 */
+	public function profile($username = '', $isCode = false) {
+		if (empty($username)) {
+			@$username = $this->session->userdata('username');
+			if(empty($username))
+				return FALSE;
+		}
 
-        $this->db->select('users.*, groups.name AS `group`, groups.description AS `group_description`');
-        $this->db->join('groups', 'users.group_id = groups.id', 'left');
+		$this->db->select('users.*, groups.name AS `group`, groups.description AS `group_description`');
+		$this->db->join('groups', 'users.group_id = groups.id', 'left');
 
-        if ($isCode) {
-            $this->db->where('users.forgotten_password_code', $username);
-        } else {
-            $this->db->where('users.username', $username);
-        }
+		if ($isCode) {
+			$this->db->where('users.forgotten_password_code', $username);
+		} else {
+			$this->db->where('users.username', $username);
+		}
 
-        $query = $this->db->limit(1)->get('users');
+		$query = $this->db->limit(1)->get('users');
 
-        return $query->num_rows > 0 ? $query->row() : false;
-    }
+		return $query->num_rows > 0 ? $query->row() : false;
+	}
 
-    /**
-     * register
-     *
-     * @return boolean
-     */
-    public function register($username, $password, $email, $additionalData = false, $groupName = false) {
-        if ($this->checkUsername($username)) {
-            $this->access->setError('account_creation_duplicate_username');
-            return false;
-        }
+	/**
+	 * register
+	 *
+	 * @return boolean
+	 */
+	public function register($username, $password, $email, $additionalData = false, $groupName = false) {
+		if ($this->checkUsername($username)) {
+			$this->access->setError('account_creation_duplicate_username');
+			return false;
+		}
 
-        // if a groupID was passed, use it
-        if (isset($additional_data['group_id'])) {
-            $groupID = $additional_data['group_id'];
-            unset($additional_data['group_id']);
-        } else { // otherwise get default groupID
-            $groupName = !$groupName ? 'users' : $groupName;
-            $groupID = $this->db->select('id')->where('name', $groupName)->get('groups')->row()->id;
-        }
+		// if a groupID was passed, use it
+		if (isset($additional_data['group_id'])) {
+			$groupID = $additional_data['group_id'];
+			unset($additional_data['group_id']);
+		} else { // otherwise get default groupID
+			$groupName = !$groupName ? 'users' : $groupName;
+			$groupID = $this->db->select('id')->where('name', $groupName)->get('groups')->row()->id;
+		}
 
-        // IP Address
-        $ipAddress = $this->input->ip_address();
-        $salt = $this->storeSalt ? $this->salt() : false;
-        $password = $this->hashPassword($password, $salt);
+		// IP Address
+		$ipAddress = $this->input->ip_address();
+		$salt = $this->storeSalt ? $this->salt() : false;
+		$password = $this->hashPassword($password, $salt);
 
-        // Users table.
-        $data = array(
-            'username' => $username,
-            'password' => $password,
-            'email' => $email,
-            'group_id' => $groupID,
-            'last_login' => now(),
-        );
+		// Users table.
+		$data = array(
+			'username' => $username,
+			'password' => $password,
+			'email' => $email,
+			'group_id' => $groupID,
+			'last_login' => now(),
+		);
 
-        if ($this->storeSalt) {
-            $data['salt'] = $salt;
-        }
+		if ($this->storeSalt) {
+			$data['salt'] = $salt;
+		}
 
-        $this->db->insert('users', $data);
-        $id = $this->db->insert_id();
+		$this->db->insert('users', $data);
+		$id = $this->db->insert_id();
 
-        return $this->db->affected_rows() > 0 ? $id : false;
-    }
+		return $this->db->affected_rows() > 0 ? $id : false;
+	}
 
-    /**
-     * login
-     *
-     * @return boolean
-     */
-    public function login($username, $password, $remember = false) {
-        if (empty($username) || empty($password) || !$this->checkUsername($username)) {
-            return false;
-        }
+	/**
+	 * login
+	 *
+	 * @return boolean
+	 */
+	public function login($username, $password, $remember = false) {
+		if (empty($username) || empty($password) || !$this->checkUsername($username)) {
+			return false;
+		}
 
-        $query = $this->db->select('id, username, password, group_id')
-                ->where('username', $username)->limit(1)->get('users');
+		$query = $this->db->select('id, username, password, group_id')
+				->where('username', $username)->limit(1)->get('users');
 
-        $result = $query->row();
+		$result = $query->row();
 
-        if ($query->num_rows() == 1) {
-            $password = $this->hashPasswordForDB($username, $password);
+		if ($query->num_rows() == 1) {
+			$password = $this->hashPasswordForDB($username, $password);
 
-            if ($result->password === $password) {
-                $this->updateLastLogin($result->id);
+			if ($result->password === $password) {
+				$this->updateLastLogin($result->id);
 
-                $group = $this->db->select('name')->where('id', $result->group_id)->get('groups')->row();
+				$group = $this->db->select('name')->where('id', $result->group_id)->get('groups')->row();
 
-                $session_data = array(
-                    'username' => $result->username,
+				$session_data = array(
+					'username' => $result->username,
 					'user_id' => $result->id,
 					'group_id' => $result->group_id,
 					'group' => $group->name
-                );
+				);
 
-                $this->session->set_userdata($session_data);
+				$this->session->set_userdata($session_data);
 
-                if ($remember && $this->config->item('remember_users', 'auth')) {
-                    $this->rememberUser($result->id);
-                }
-                return true;
-            }
-        }
-        return false;
-    }
+				if ($remember && $this->config->item('remember_users', 'auth')) {
+					$this->rememberUser($result->id);
+				}
+				return true;
+			}
+		}
+		return false;
+	}
 
-    /**
-     * get
-     *
-     * @return object
-     */
-    public function get($group = false, $limit = null, $offset = null) {
-        $this->db->select('users.*, groups.name AS `group`, groups.description AS `group_description`');
-        $this->db->join('groups', 'users.group_id = groups.id', 'left');
+	/**
+	 * get
+	 *
+	 * @return object
+	 */
+	public function get($group = false, $limit = null, $offset = null) {
+		$this->db->select('users.*, groups.name AS `group`, groups.description AS `group_description`');
+		$this->db->join('groups', 'users.group_id = groups.id', 'left');
 
-        if (is_string($group)) {
-            $this->db->where('groups.name', $group);
-        } else if (is_array($group)) {
-            $this->db->where_in('groups.name', $group);
-        }
+		if (is_string($group)) {
+			$this->db->where('groups.name', $group);
+		} else if (is_array($group)) {
+			$this->db->where_in('groups.name', $group);
+		}
 
-        if (isset($limit) && isset($offset)) {
-            $this->db->limit($limit, $offset);
-        }
-        return $this->db->get('users');
-    }
+		if (isset($limit) && isset($offset)) {
+			$this->db->limit($limit, $offset);
+		}
+		return $this->db->get('users');
+	}
 
-    /**
-     * Returns the number of users.
-     *
-     * @return integer The number of users
-     */
-    public function count($group = false) {
-        if (is_string($group)) {
-            $this->db->where('groups.name', $group);
-        } else if (is_array($group)) {
-            $this->db->where_in('groups.name', $group);
-        }
-        return $this->db->from('users')->count_all_results();
-    }
+	/**
+	 * Returns the number of users.
+	 *
+	 * @return integer The number of users
+	 */
+	public function count($group = false) {
+		if (is_string($group)) {
+			$this->db->where('groups.name', $group);
+		} else if (is_array($group)) {
+			$this->db->where_in('groups.name', $group);
+		}
+		return $this->db->from('users')->count_all_results();
+	}
 
-    /**
-     * getUserByID
-     *
-     * @return object
-     */
-    public function getUserByID($id = false) {
-        // if no ID was passed use the current users ID
-        if (empty($id)) {
-            $id = $this->session->userdata('user_id');
-        }
+	/**
+	 * getUserByID
+	 *
+	 * @return object
+	 */
+	public function getUserByID($id = false) {
+		// if no ID was passed use the current users ID
+		if (empty($id)) {
+			$id = $this->session->userdata('user_id');
+		}
 
-        $this->db->where('users.id', $id);
-        $this->db->limit(1);
+		$this->db->where('users.id', $id);
+		$this->db->limit(1);
 
-        return $this->get();
-    }
+		return $this->get();
+	}
 
-    /**
-     * getUserByEmail
-     *
-     * @return object
-     */
-    public function getUserByEmail($email) {
-        $this->db->where('users.email', $email);
-        $this->db->limit(1);
-        return $this->get();
-    }
+	/**
+	 * getUserByEmail
+	 *
+	 * @return object
+	 */
+	public function getUserByEmail($email) {
+		$this->db->where('users.email', $email);
+		$this->db->limit(1);
+		return $this->get();
+	}
 
-    /**
-     * getUserByUsername
-     *
-     * @return object
-     */
-    public function getUserByUsername($username) {
-        $this->db->where('users.username', $username);
-        $this->db->limit(1);
-        return $this->get();
-    }
+	/**
+	 * getUserByUsername
+	 *
+	 * @return object
+	 */
+	public function getUserByUsername($username) {
+		$this->db->where('users.username', $username);
+		$this->db->limit(1);
+		return $this->get();
+	}
 
-    /**
-     * getNewestUsers
-     *
-     * @return object
-     */
-    public function getNewestUsers($limit = 10) {
-        $this->db->order_by('users.created_on DESC');
-        $this->db->limit($limit);
-        return $this->get();
-    }
+	/**
+	 * getNewestUsers
+	 *
+	 * @return object
+	 */
+	public function getNewestUsers($limit = 10) {
+		$this->db->order_by('users.created_on DESC');
+		$this->db->limit($limit);
+		return $this->get();
+	}
 
-    /**
-     * getUsersGroup
-     *
-     * @return object
-     */
-    public function getUsersGroup($id = false) {
-        // if no ID was passed use the current users ID
-        $id || $id = $this->session->userdata('user_id');
+	/**
+	 * getUsersGroup
+	 *
+	 * @return object
+	 */
+	public function getUsersGroup($id = false) {
+		// if no ID was passed use the current users ID
+		$id || $id = $this->session->userdata('user_id');
 
-        $user = $this->db->select('group_id')->where('id', $id)->get('users')
-                ->row();
+		$user = $this->db->select('group_id')->where('id', $id)->get('users')
+				->row();
 
-        return $this->db->select('name, description')
-                ->where('id', $user->group_id)->get('groups')->row();
-    }
+		return $this->db->select('name, description')
+				->where('id', $user->group_id)->get('groups')->row();
+	}
 
-    /**
-     * update
-     *
-     * @return boolean
-     */
-    public function update($id, $data) {
-        $user = $this->getUserByID($id)->row();
+	/**
+	 * update
+	 *
+	 * @return boolean
+	 */
+	public function update($id, $data) {
+		$user = $this->getUserByID($id)->row();
 
-        $this->db->trans_begin();
+		$this->db->trans_begin();
 
-        if (array_key_exists('username', $data) && $this->checkUsername($data['username']) && $user->username !== $data['username']) {
-            $this->db->trans_rollback();
-            $this->access->setError('account_creation_duplicate_username');
-            return false;
-        }
+		if (array_key_exists('username', $data) && $this->checkUsername($data['username']) && $user->username !== $data['username']) {
+			$this->db->trans_rollback();
+			$this->access->setError('account_creation_duplicate_username');
+			return false;
+		}
 
-        if (array_key_exists('username', $data) || array_key_exists('password', $data) || array_key_exists('email', $data)) {
-            if (array_key_exists('password', $data)) {
-                $data['password'] = $this->hashPassword($data['password'], $user->salt);
-            }
+		if (array_key_exists('username', $data) || array_key_exists('password', $data) || array_key_exists('email', $data)) {
+			if (array_key_exists('password', $data)) {
+				$data['password'] = $this->hashPassword($data['password'], $user->salt);
+			}
 
-            $this->db->update('users', $data, array('id' => $id));
-        }
+			$this->db->update('users', $data, array('id' => $id));
+		}
 
-        if ($this->db->trans_status() === false) {
-            $this->db->trans_rollback();
-            return false;
-        }
+		if ($this->db->trans_status() === false) {
+			$this->db->trans_rollback();
+			return false;
+		}
 
-        $this->db->trans_commit();
-        return true;
-    }
+		$this->db->trans_commit();
+		return true;
+	}
 
-    /**
-     * delete
-     *
-     * @return boolean
-     */
-    public function delete($id) {
-        $this->db->trans_begin();
+	/**
+	 * delete
+	 *
+	 * @return boolean
+	 */
+	public function delete($id) {
+		$this->db->trans_begin();
 
-        $this->db->delete('users', array('id' => $id));
+		$this->db->delete('users', array('id' => $id));
 
-        if ($this->db->trans_status() === false) {
-            $this->db->trans_rollback();
-            return false;
-        }
+		if ($this->db->trans_status() === false) {
+			$this->db->trans_rollback();
+			return false;
+		}
 
-        $this->db->trans_commit();
-        return true;
-    }
+		$this->db->trans_commit();
+		return true;
+	}
 
-    /**
-     * updateLastLogin
-     *
-     * @return boolean
-     */
-    public function updateLastLogin($id) {
-        $this->db->update('users', array('last_login' => now()), array('id' => $id));
-        return $this->db->affected_rows() == 1;
-    }
+	/**
+	 * updateLastLogin
+	 *
+	 * @return boolean
+	 */
+	public function updateLastLogin($id) {
+		$this->db->update('users', array('last_login' => now()), array('id' => $id));
+		return $this->db->affected_rows() == 1;
+	}
 
-    /**
-     * loginRemembedUser
-     *
-     * @return boolean
-     */
-    public function loginRememberedUser() {
-        if (!get_cookie('username') || !get_cookie('remember_code') || !$this->checkUsername(get_cookie('username'))) {
-            return false;
-        }
+	/**
+	 * loginRemembedUser
+	 *
+	 * @return boolean
+	 */
+	public function loginRememberedUser() {
+		if (!get_cookie('username') || !get_cookie('remember_code') || !$this->checkUsername(get_cookie('username'))) {
+			return false;
+		}
 
-        $query = $this->db->select('id, username, group_id')
-                ->where('username', get_cookie('username'))
-                ->where('remember_code', get_cookie('remember_code'))->limit(1)
-                ->get('users');
+		$query = $this->db->select('id, username, group_id')
+				->where('username', get_cookie('username'))
+				->where('remember_code', get_cookie('remember_code'))->limit(1)
+				->get('users');
 
-        if ($query->num_rows() == 1) {
-            $user = $query->row();
+		if ($query->num_rows() == 1) {
+			$user = $query->row();
 
-            $this->updateLastLogin($user->id);
+			$this->updateLastLogin($user->id);
 
-            $group = $this->db->select('name')->where('id', $user->group_id)
-                    ->get('groups')->row();
+			$group = $this->db->select('name')->where('id', $user->group_id)
+					->get('groups')->row();
 
-            $session_data = array(
-                'username' => $user->username,
-                'user_id' => $user->id,
-                'group_id' => $user->group_id,
-                'group' => $group->name
-            );
+			$session_data = array(
+				'username' => $user->username,
+				'user_id' => $user->id,
+				'group_id' => $user->group_id,
+				'group' => $group->name
+			);
 
-            $this->session->set_userdata($session_data);
+			$this->session->set_userdata($session_data);
 
-            // extend the users cookies if the option is enabled
-            if ($this->config->item('user_extend_on_login', 'auth')) {
-                $this->rememberUser($user->id);
-            }
-            return true;
-        }
-        return false;
-    }
+			// extend the users cookies if the option is enabled
+			if ($this->config->item('user_extend_on_login', 'auth')) {
+				$this->rememberUser($user->id);
+			}
+			return true;
+		}
+		return false;
+	}
 
-    /**
-     * rememberUser
-     *
-     * @return boolean
-     */
-    private function rememberUser($id) {
-        if (!$id) {
-            return false;
-        }
+	/**
+	 * rememberUser
+	 *
+	 * @return boolean
+	 */
+	private function rememberUser($id) {
+		if (!$id) {
+			return false;
+		}
 
-        $user = $this->getUserByID($id)->row();
+		$user = $this->getUserByID($id)->row();
 
-        $salt = sha1($user->password);
+		$salt = sha1($user->password);
 
-        $this->db->update('users', array('remember_code' => $salt), array('id' => $id));
+		$this->db->update('users', array('remember_code' => $salt), array('id' => $id));
 
-        if ($this->db->affected_rows() > -1) {
-            set_cookie(array(
-                'name' => 'username',
-                'value' => $user->username,
-                'expire' => $this->config->item('user_expire', 'auth'),
-            ));
-            set_cookie(array(
-                'name' => 'remember_code',
-                'value' => $salt,
-                'expire' => $this->config->item('user_expire', 'auth'),
-            ));
-            return true;
-        }
-        return false;
-    }
+		if ($this->db->affected_rows() > -1) {
+			set_cookie(array(
+				'name' => 'username',
+				'value' => $user->username,
+				'expire' => $this->config->item('user_expire', 'auth'),
+			));
+			set_cookie(array(
+				'name' => 'remember_code',
+				'value' => $salt,
+				'expire' => $this->config->item('user_expire', 'auth'),
+			));
+			return true;
+		}
+		return false;
+	}
 
 }