Logs out non-approved members after PMPro checkout

my-pmpro-log-out-non-approved-member-after-checkout.php

<?php
/**
 * This recipe logs out non-approved members after checkout.
 *
 * Requires PMPro Approvals - pmpro-approvals
 * https://www.paidmembershipspro.com/add-ons/approval-process-membership/
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

 function my_pmpro_log_out_non_approved( $url, $user_id, $level_id) {

	// only check logged in users.
	if ( ! is_user_logged_in() ) {
		return;
	}

	// bail if pmpro-approvals not active
	if ( ! class_exists( 'PMPro_Approvals' ) ) {
		return;
	}

	//check to see if the user has any membership level
	if ( pmpro_hasMembershipLevel() ) {

		// Get the current user ID and their level ID for the PMPro Approvals meta.
		$level    = pmpro_getMembershipLevelForUser( $user_id );
		$level_id = $level->id;

		// Bail if the level does not require approval
		if ( ! PMPro_Approvals::requiresApproval( $level_id ) ) {
			return;
		}

		//get the user meta.
		$approval_status = get_user_meta( $user_id, 'pmpro_approval_' . $level_id, true );

		//check the user meta.
		if ( 'pending' == $approval_status['status'] || 'denied' == $approval_status['status'] ) {
			//Redirect to the homepage and log the user out.
			$url = site_url();
			wp_logout();				
		}
	}

	return $url;
}

add_filter( 'pmpro_confirmation_url', 'my_pmpro_log_out_non_approved', 10, 3 );