Files
Pichome/core/class/helper/helper_output.php
2022-05-02 22:31:35 +08:00

67 lines
1.7 KiB
PHP

<?php
if(!defined('IN_OAOOA')) {
exit('Access Denied');
}
class helper_output {
protected static function _header() {
global $_G;
ob_end_clean();
$_G['gzipcompress'] ? ob_start('ob_gzhandler') : ob_start();
@header("Expires: -1");
@header("Cache-Control: no-store, private, post-check=0, pre-check=0, max-age=0", FALSE);
@header("Pragma: no-cache");
@header("Content-type: text/xml; charset=".CHARSET);
}
public static function xml($s) {
self::_header();
echo '<?xml version="1.0" encoding="'.CHARSET.'"?>'."\r\n", '<root><![CDATA[', $s, ']]></root>';
exit();
}
public static function json($data) {
self::_header();
echo helper_json::encode($data);
exit();
}
public static function html($s) {
self::_header();
echo $s;
exit();
}
public static function compressed($string) {
$search = array ("'<script[^>]*?>.*?</script>'si", // 去掉 javascript
"'<[/!]*?[^<>]*?>'si", // 去掉 HTML 标记
"'([rn])[s]+'", // 去掉空白字符
"'&(quot|#34);'i", // 替换 HTML 实体
"'&(amp|#38);'i",
"'&(lt|#60);'i",
"'&(gt|#62);'i",
"'&(nbsp|#160);'i",
"'&(iexcl|#161);'i",
"'&(cent|#162);'i",
"'&(pound|#163);'i",
"'&(copy|#169);'i",
"'&#(d+);'e"); // 作为 PHP 代码运行
$replace = array ("",
"",
"",
"",
"\1",
"\"",
"&",
"<",
">",
" ",
chr(161),
chr(162),
chr(163),
chr(169),
"chr(\1)");
$text = preg_replace ($search, $replace, $string);
}
}
?>