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<?php
class ChatUserManager extends TModule implements IUserManager
{
/**
* @return string name for a guest user.
*/
public function getGuestName()
{
return 'Guest';
}
/**
* Returns a user instance given the user name.
* @param string user name, null if it is a guest.
* @return TUser the user instance
*/
public function getUser($username=null)
{
$user=new TUser($this);
$user->setIsGuest(true);
if($username !== null)
{
$user->setIsGuest(false);
$user->setName($username);
$user->setRoles(array('normal'));
}
return $user;
}
/**
* Add a new user to the database.
* @param string username.
*/
public function addNewUser($username)
{
$user = new ChatUserRecord();
$user->username = $username;
$user->save();
}
/**
* @return boolean true if username already exists, false otherwise.
*/
public function usernameExists($username)
{
return ChatUserRecord::finder()->findByUsername($username) instanceof ChatUserRecord;
}
/**
* Validates if the username exists.
* @param string user name
* @param string password
* @return boolean true if validation is successful, false otherwise.
*/
public function validateUser($username,$password)
{
return $this->usernameExists($username);
}
/**
* Saves user auth data into a cookie.
* @param THttpCookie the cookie to receive the user auth data.
* @since 3.1.1
*/
public function saveUserToCookie($cookie)
{
// do nothing since we don't support cookie-based auth in this example
}
/**
* Returns a user instance according to auth data stored in a cookie.
* @param THttpCookie the cookie storing user authentication information
* @return TUser the user instance generated based on the cookie auth data, null if the cookie does not have valid auth data.
* @since 3.1.1
*/
public function getUserFromCookie($cookie)
{
// do nothing since we don't support cookie-based auth in this example
return null;
}
}
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