useridentity

<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{

     // Need to store the user's ID:
     private $_id;


    /**
     * Authenticates a user.
     * The example implementation makes sure if the username and password
     * are both 'demo'.
     * In practical applications, this should be changed to authenticate
     * against some persistent user identity storage (e.g. database).
     * @return boolean whether authentication succeeds.
     */
    public function authenticate()
    {
        $user = leraar::model()->findByAttributes(array('leraarCode'=>$this->username));

        if ($user===null) { // No user found!
            $this->errorCode=self::ERROR_USERNAME_INVALID;
        } else if ($user->password !== SHA1($this->password) ) { // Invalid password!
            $this->errorCode=self::ERROR_PASSWORD_INVALID;
        } else { // Okay!
            $this->errorCode=self::ERROR_NONE;
            // Store the role in a session:
            //$this->setState('role', $user->role);
            $this->_id = $user->id;
        }
        return !$this->errorCode;
    }

    public function getId()
    {
     return $this->_id;
    }


}