Registrierung Submit

<div id="login">
    <h3><?php _e('Neu Registrieren') ?></h3><br />
            <?php if ( isset($errors) ) : ?>
                        <div class="error">
                                    <ul>
    <?php
    foreach($errors as $error) echo "<li>$error</li>";
    ?>
                                    </ul>
                        </div>
                            <div>
<?php endif; ?>
<form method="post" action="wp-register.php" id="registerform">
    <label for="user_login"><?php _e('Username:') ?></label><br /> <input type="text" name="user_login" id="user_login" size="20" maxlength="20" value="<?php echo attribute_escape($user_login); ?>" /><br />
    <label for="user_email"><?php _e('E-mail:') ?></label><br /> <input type="text" name="user_email" id="user_email" size="25" maxlength="100" value="<?php echo attribute_escape($user_email); ?>" />
    <br /><ul>
<li><a href="<?php bloginfo('wpurl'); ?>/wp-register.php"><?php _e('Registrieren abschicken') ?></a></li></ul>
    <?php _e('A password will be emailed to you.') ?>
</form>
</ul></div>


</ul>
</div>

<form name="registerform" id="registerform" action="wp-login.php?action=register" method="post">
    <p>
        <label><?php _e('Username:') ?><br />
        <input type="text" name="user_login" id="user_login" class="input" value="<?php echo attribute_escape(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
    </p>
    <p>
        <label><?php _e('E-mail:') ?><br />
        <input type="text" name="user_email" id="user_email" class="input" value="<?php echo attribute_escape(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
    </p>
<?php do_action('register_form'); ?>
    <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
    <p class="submit"><input type="submit" name="submit" id="submit" value="<?php _e('Register &raquo;'); ?>" tabindex="100" /></p>




</form>

case 'register' :
    if ( FALSE == get_option('users_can_register') ) {
        wp_redirect('wp-login.php?registration=disabled');
        exit();
    }


    if ( $_POST ) {
        require_once( ABSPATH . WPINC . '/registration.php');


        $user_login = sanitize_user( $_POST['user_login'] );
        $user_email = apply_filters( 'user_registration_email', $_POST['user_email'] ); 


        // Check the username
        if ( $user_login == '' )
            $errors['user_login'] = __('<strong>ERROR</strong>: Please enter a username.');
        elseif ( !validate_username( $user_login ) ) {
            $errors['user_login'] = __('<strong>ERROR</strong>: This username is invalid.  Please enter a valid username.');
            $user_login = '';
        } elseif ( username_exists( $user_login ) )
            $errors['user_login'] = __('<strong>ERROR</strong>: This username is already registered, please choose another one.');


        // Check the e-mail address
        if ($user_email == '') {
            $errors['user_email'] = __('<strong>ERROR</strong>: Please type your e-mail address.');
        } elseif ( !is_email( $user_email ) ) {
            $errors['user_email'] = __('<strong>ERROR</strong>: The email address isn’t correct.');
            $user_email = '';
        } elseif ( email_exists( $user_email ) )
            $errors['user_email'] = __('<strong>ERROR</strong>: This email is already registered, please choose another one.');


        do_action('register_post');


        $errors = apply_filters( 'registration_errors', $errors );


        if ( empty( $errors ) ) {
            $user_pass = substr( md5( uniqid( microtime() ) ), 0, 7);


            $user_id = wp_create_user( $user_login, $user_pass, $user_email );
            if ( !$user_id )
                $errors['registerfail'] = sprintf(__('<strong>ERROR</strong>: Couldn’t register you... please contact the <a href="mailto:%s">webmaster</a> !'), get_option('admin_email'));
            else {
                wp_new_user_notification($user_id, $user_pass);


                wp_redirect('wp-login.php?checkemail=registered');
                exit();
            }
        }
    }


    login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>');