<?php
/**
 * Uninstall.
 *
 * Deletes data only if this was explicitly requested in the settings.
 *
 * @package ALPEG\Forms
 */

defined( 'WP_UNINSTALL_PLUGIN' ) || exit;

/**
 * Clean up one site.
 */
function alpeg_forms_uninstall_site() {
	global $wpdb;
	wp_clear_scheduled_hook( 'alpeg_forms_daily_cleanup' );

	$settings = (array) get_option( 'alpeg_forms_settings', array() );
	if ( empty( $settings['delete_on_remove'] ) ) {
		return;
	}

	// Uploaded files.
	$uploads = wp_upload_dir( null, false );
	$base    = untrailingslashit( $uploads['basedir'] ) . '/alpeg-forms';
	if ( is_dir( $base ) ) {
		$it = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( $base, FilesystemIterator::SKIP_DOTS ), RecursiveIteratorIterator::CHILD_FIRST );
		foreach ( $it as $item ) {
			$item->isDir() ? @rmdir( $item->getPathname() ) : @unlink( $item->getPathname() ); // phpcs:ignore
		}
		@rmdir( $base ); // phpcs:ignore
	}

	$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}alpeg_forms_entries" ); // phpcs:ignore WordPress.DB
	foreach ( array( 'alpeg_forms_settings', 'alpeg_forms_db_version', 'alpeg_forms_license_key', 'alpeg_forms_last_mail_error' ) as $option ) {
		delete_option( $option );
	}
}

if ( is_multisite() ) {
	foreach ( get_sites( array( 'fields' => 'ids', 'number' => 0 ) ) as $alpeg_forms_site ) {
		switch_to_blog( $alpeg_forms_site );
		alpeg_forms_uninstall_site();
		restore_current_blog();
	}
} else {
	alpeg_forms_uninstall_site();
}