<?php
// phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Request metadata is used only for routing/cache-key/compatibility comparisons and is never rendered or persisted without later normalization.
namespace QWSpeedCache\Tools;

defined( 'ABSPATH' ) || exit;

class SystemStatus {

	/**
	 * @return array<string,string>
	 */
	public static function collect() {
		global $wpdb;
		$opcache = function_exists( 'opcache_get_status' ) ? @opcache_get_status( false ) : false;
		return array(
			'PHP'            => PHP_VERSION,
			'WordPress'      => get_bloginfo( 'version' ),
			'Memory limit'   => ini_get( 'memory_limit' ),
			'Max execution'  => ini_get( 'max_execution_time' ) . 's',
			'OPcache'        => ( is_array( $opcache ) && ! empty( $opcache['opcache_enabled'] ) ) ? 'enabled' : 'disabled/unavailable',
			'MySQL'          => isset( $wpdb->db_server_info ) ? (string) $wpdb->db_server_info() : 'n/a',
			'Server'         => isset( $_SERVER['SERVER_SOFTWARE'] ) && is_string( $_SERVER['SERVER_SOFTWARE'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_SOFTWARE'] ) ) : 'n/a',
			'Object cache'   => wp_using_ext_object_cache() ? 'external' : 'default',
			'GD'             => extension_loaded( 'gd' ) ? 'yes' : 'no',
			'Imagick'        => class_exists( 'Imagick', false ) ? 'yes' : 'no',
		);
	}
}