让你的WordPress支持Email登录

邮箱登录
支持Email登录WordPress，完整代码：

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add_filter('authenticate', 'bainternet_allow_email_login', 20, 3);
/**
* bainternet_allow_email_login filter to the authenticate filter hook, to fetch a username based on entered email
* @param obj $user
* @param string $username [description]
* @param string $password [description]
* @return boolean
*/
function bainternet_allow_email_login( $user, $username, $password ) {
if ( is_email( $username ) ) {
$user = get_user_by_email( $username );
if ( $user ) $username = $user->user_login;
}
return wp_authenticate_username_password(null, $username, $password );
}

add_filter( 'gettext', 'addEmailToLogin', 20, 3 );
/**
* addEmailToLogin function to add email address to the username label
* @param string $translated_text translated text
* @param string $text original text
* @param string $domain text domain
*/
function addEmailToLogin( $translated_text, $text, $domain ) {
if ( "Username" == $translated_text )
$translated_text .= __( ' Or Email');
return $translated_text;
}