新規ユーザーを登録した時、普通ユーザーにはこんなメールが送信されます。
ユーザー名: umebius
パスワードを設定するには以下のアドレスへ移動してください。
<http://xxx.com/wp-login.php?action=rp&key=XXXXXXXXXXXXX&login=umebius>
実はこのメール本文、ちょっとしたテクニックで変更可能です。
メールを送信しているのは’wp_new_user_notification’という関数です。
pluggable.phpの中に記述されているので、自分でプラグインを作成すればオーバーライドが可能なのです。
change-email-contentというプラグインファイルを作成し、次のように書くとメール内容の変更が可能です。
if ( !function_exists('wp_new_user_notification') ) : /** * Email login credentials to a newly-registered user. * * A new user registration notification is also sent to admin email. * * @since 2.0.0 * @since 4.3.0 The `$plaintext_pass` parameter was changed to `$notify`. * @since 4.3.1 The `$plaintext_pass` parameter was deprecated. `$notify` added as a third parameter. * * @global wpdb $wpdb WordPress database object for queries. * @global PasswordHash $wp_hasher Portable PHP password hashing framework instance. * * @param int $user_id User ID. * @param null $deprecated Not used (argument deprecated). * @param string $notify Optional. Type of notification that should happen. Accepts 'admin' or an empty * string (admin only), or 'both' (admin and user). The empty string value was kept * for backward-compatibility purposes with the renamed parameter. Default empty. */ function wp_new_user_notification( $user_id, $deprecated = null, $notify = '' ) { if ( $deprecated !== null ) { _deprecated_argument( __FUNCTION__, '4.3.1' ); } global $wpdb, $wp_hasher; $user = get_userdata( $user_id ); // The blogname option is escaped with esc_html on the way into the database in sanitize_option // we want to reverse this for the plain text arena of emails. $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES); $message = sprintf(__('New user registration on your site %s:'), $blogname) . "\r\n\r\n"; $message .= sprintf(__('Username: %s'), $user->user_login) . "\r\n\r\n"; $message .= sprintf(__('E-mail: %s'), $user->user_email) . "\r\n"; @wp_mail(get_option('admin_email'), sprintf(__('[%s] New User Registration'), $blogname), $message); if ( 'admin' === $notify || empty( $notify ) ) { return; } // Generate something random for a password reset key. $key = wp_generate_password( 20, false ); /** This action is documented in wp-login.php */ do_action( 'retrieve_password_key', $user->user_login, $key ); // Now insert the key, hashed, into the DB. if ( empty( $wp_hasher ) ) { require_once ABSPATH . WPINC . '/class-phpass.php'; $wp_hasher = new PasswordHash( 8, true ); } $hashed = time() . ':' . $wp_hasher->HashPassword( $key ); $wpdb->update( $wpdb->users, array( 'user_activation_key' => $hashed ), array( 'user_login' => $user->user_login ) ); $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n\r\n"; $message .= __('To set your password, visit the following address:') . "\r\n\r\n"; $message .= '<' . network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user->user_login), 'login') . ">\r\n\r\n"; $message .= wp_login_url() . "\r\n"; wp_mail($user->user_email, sprintf(__('[%s] Your username and password info'), $blogname), $message); } endif;