Validates user authentication credentials.

Parameters

string $identifier: The user identifier to authenticate. Usually the username.

Return value

Drupal\User\UserInterface|false The user account on success, or FALSE on failure to authenticate.

1 method overrides UserAuthenticationInterface::lookupAccount()

UserAuthentication::lookupAccount in core/modules/user/src/UserAuthentication.php

Validates user authentication credentials.

File

core/modules/user/src/UserAuthenticationInterface.php, line 19

Class

UserAuthenticationInterface

An interface for validating user authentication credentials.

Namespace

Drupal\user

Code

public function lookupAccount($identifier) : UserInterface|false;

---