function create_user_from_registration($cfdata) {
if (!isset($cfdata->posted_data) && class_exists('WPCF7_Submission')) {
    // Contact Form 7 version 3.9 removed $cfdata->posted_data and now
    // we have to retrieve it from an API
    $submission = WPCF7_Submission::get_instance();
    if ($submission) {
        $formdata = $submission->get_posted_data();
    }
} elseif (isset($cfdata->posted_data)) {
    // For pre-3.9 versions of Contact Form 7
    $formdata = $cfdata->posted_data;
} else {
    // We can't retrieve the form data
    return $cfdata;
}
// Check this is the user registration form
if ( $cfdata->title() == 'Registration: Retailer') {
    $password = wp_generate_password( 12, false );
    $email = $formdata['email'];
    $name = $formdata['username'];
    // Construct a username from the user's name
    $username = strtolower(str_replace(' ', '', $name));
    $name_parts = explode(' ',$name);
    if ( !email_exists( $email ) ) {
        // Find an unused username
        $username_tocheck = $username;
        $i = 1;
        while ( username_exists( $username_tocheck ) ) {
            $username_tocheck = $username . $i++;
        }
        $username = $username_tocheck;
        // Create the user
        $userdata = array(
            'user_login' => $username,
            'user_pass' => $password,
            'user_email' => $email,
            'nickname' => reset($name_parts),
            'display_name' => $formdata['company'],
            'first_name' => $formdata['firstname'],
            'last_name' => $formdata['lastname'],
            'role' => 'customer'
        );
        $user_id = wp_insert_user( $userdata );
        if ( !is_wp_error($user_id) ) {
            // Email login details to user
            $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
            $message = "Hello! We have received your registration request and is pending approval (be sure to save this email). We take pride in verifying that you are a legitimate business before approving your account. Your login details are as follows:" . "rn";
            $message .= sprintf(__('Username: %s'), $username) . "rn";
            $message .= sprintf(__('Password: %s'), $password) . "rn";
            $message .= home_url() . "rn";
            wp_mail($email, sprintf(__('[%s] Your username and password pending approval: SAVE THIS EMAIL'), $blogname), $message);
        }
    }
}
return $cfdata;