<?php
/**
 * Uninstall handler for JaziTech Image Compressor.
 *
 * Removes all plugin options, post meta and the backup folder.
 *
 * @package JaziTech_Image_Compressor
 */

// Exit if uninstall was not called from WordPress.
if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit;
}

// Delete plugin options.
delete_option( 'sfic_settings' );

// Delete per-attachment meta.
delete_post_meta_by_key( '_sfic_stats' );
delete_post_meta_by_key( '_sfic_backup' );

// Remove transients.
global $wpdb;
$wpdb->query( "DELETE FROM {$wpdb->options} WHERE option_name LIKE '_transient_sfic_pending_%'" ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery
$wpdb->query( "DELETE FROM {$wpdb->options} WHERE option_name LIKE '_transient_timeout_sfic_pending_%'" ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery

// Recursively delete the backup folder.
$upload_dir = wp_upload_dir();
$backup_dir = trailingslashit( $upload_dir['basedir'] ) . 'sfic-backups';

if ( file_exists( $backup_dir ) && is_dir( $backup_dir ) ) {
	$iterator = new RecursiveIteratorIterator(
		new RecursiveDirectoryIterator( $backup_dir, RecursiveDirectoryIterator::SKIP_DOTS ),
		RecursiveIteratorIterator::CHILD_FIRST
	);

	foreach ( $iterator as $item ) {
		if ( $item->isDir() ) {
			rmdir( $item->getRealPath() ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_rmdir
		} else {
			unlink( $item->getRealPath() ); // phpcs:ignore WordPress.WP.AlternativeFunctions.unlink_unlink
		}
	}

	rmdir( $backup_dir ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_rmdir
}