Created
August 20, 2016 16:46
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<?php | |
// Ab hier kopieren | |
//WordPress Authentifikation löschen | |
remove_filter('authenticate', 'wp_authenticate_username_password', 20); | |
// Neue Authentifikation setzen - Anmelden nur mit E-Mail und Passwort | |
add_filter('authenticate', function($user, $email, $password){ | |
//Check for empty fields | |
if(empty($email) || empty ($password)){ | |
//create new error object and add errors to it. | |
$error = new WP_Error(); | |
if(empty($email)){ //No email | |
$error->add('empty_username', __('<strong>ERROR</strong>: Email field is empty.')); | |
} | |
else if(!filter_var($email, FILTER_VALIDATE_EMAIL)){ //Invalid Email | |
$error->add('invalid_username', __('<strong>ERROR</strong>: Email is invalid.')); | |
} | |
if(empty($password)){ //No password | |
$error->add('empty_password', __('<strong>ERROR</strong>: Password field is empty.')); | |
} | |
return $error; | |
} | |
//Check if user exists in WordPress database | |
$user = get_user_by('email', $email); | |
//bad email | |
if(!$user){ | |
$error = new WP_Error(); | |
$error->add('invalid', __('<strong>ERROR</strong>: Either the email or password you entered is invalid.')); | |
return $error; | |
} | |
else{ //check password | |
if(!wp_check_password($password, $user->user_pass, $user->ID)){ //bad password | |
$error = new WP_Error(); | |
$error->add('invalid', __('<strong>ERROR</strong>: Either the email or password you entered is invalid.')); | |
return $error; | |
}else{ | |
return $user; //passed | |
} | |
} | |
}, 20, 3); |
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