Detecting dev or staging domains

detect-dev-staging-domain.php

<?php
public static function is_dev_domain( string $domain ): bool {
	$prefixes = [
		'test.',
		'dev.',
		'demo.',
		'staging.',
	];
	$suffixes = [
		'.test',
		'.local',
		'.docksal',
		'.docksal.site',
		'.dev.cc',
		'.lndo.site',

		'.kinsta.com',
		'.kinsta.cloud',
		'.instawp.xyz',
		'.instawp.co',
		'.wpengine.com',
		'.wpenginepowered.com',
		'.cloudwaysapps.com',
		'.pantheonsite.io',

		// nexcess.net & liquidweb.
		'.nxcli.net',
		'.nxcli.io',
		'-liquidwebsites.com',

		'.onyx-sites.io',
		'.wpstage.net',
		'.wpdns.site',
		'.flywheelsites.com',
		'.flywheelstaging.com',
		'.azurewebsites.net',
		'.wpserveur.net',
		'.myftpupload.com',
		'.dream.press',
		'.sg-host.com',
		'.platformsh.site',
		'.bigscoots-staging.com',
		'.wpsc.site',
		'.runcloud.link',
		'.onrocket.site',
		'.singlestaging.com',
		'.myraidbox.de',
		'.dev.onpressidium.com',
		'.temp-site.link',
	];
	$patterns = [
		'.staging.',
	];

	if ( in_array( $domain, [ 'localhost', '127.0.0.1' ], true ) ) {
		return true;
	}

	foreach ( $prefixes as $prefix ) {
		if ( str_starts_with( $domain, $prefix ) ) {
			return true;
		}
	}

	foreach ( $suffixes as $suffix ) {
		if ( str_ends_with( $domain, $suffix ) ) {
			return true;
		}
	}

	foreach ( $patterns as $pattern ) {
		if ( str_contains( $domain, $pattern ) ) {
			return true;
		}
	}

	return false;
}