<?php

/**
 * [Discuz!] (C)2001-2099 Discuz! Team
 * This is NOT a freeware, use is subject to license terms
 * https://license.discuz.vip
 */

if(!defined('IN_DISCUZ')) {
	exit('Access Denied');
}

class helper_output {

	protected static function _header($type = 'text/xml') {
		global $_G;
		ob_end_clean();
		$_G['gzipcompress'] ? ob_start('ob_gzhandler') : ob_start();
		@header('Expires: -1');
		@header('Cache-Control: no-store, private, post-check=0, pre-check=0, max-age=0', FALSE);
		@header('Pragma: no-cache');
		@header('Content-Type: '.$type.'; charset='.CHARSET);
	}

	public static function xml($s) {
		self::_header('text/xml');
		echo '<?xml version="1.0" encoding="'.CHARSET.'"?>'."\r\n", '<root><![CDATA[', $s, ']]></root>';
		exit();
	}

	public static function json($data) {
		self::_header('application/json');
		echo helper_json::encode($data);
		exit();
	}

	public static function html($s) {
		self::_header('text/html');
		echo $s;
		exit();
	}
}

