registration.php

<?php
/**
 * @package FishPig_WordPress_Yoast
 * @author  Ben Tideswell (ben@fishpig.com)
 * @url     https://fishpig.co.uk/magento/wordpress-integration/yoast/
 */
// phpcs:ignoreFile -- long lines
use \Magento\Framework\Component\ComponentRegistrar;

ComponentRegistrar::register(
    ComponentRegistrar::MODULE,
    'FishPig_WordPress_Yoast',
    __DIR__
);

// Protection against installing module in incorrect directory
$currentLocation = __DIR__;

if (strpos($currentLocation, 'app' . DIRECTORY_SEPARATOR . 'code' . DIRECTORY_SEPARATOR) !== false) {
    $relativeLocation = 'app' . DIRECTORY_SEPARATOR . 'code' . DIRECTORY_SEPARATOR . 'FishPig' . DIRECTORY_SEPARATOR . 'WordPress_Yoast';

    if (strpos($currentLocation, $relativeLocation) === false) {
        throw new \Exception(sprintf(
            "%s is installed in the wrong folder. Please install the module in %s and make sure that you use the correct capitalisation of the module name (%s).",
            "FishPig_WordPress_Yoast",
            $relativeLocation,
            'FishPig' . DIRECTORY_SEPARATOR . 'WordPress_Yoast'
        ));
    }
}