<?php
if(!defined('IN_DZZ')) {
exit('Access Denied');
}
class helper_form {
public static function submitcheck($var, $allowget = 0, $seccodecheck = 0, $secqaacheck = 0) {
if(!getgpc($var)) {
return FALSE;
} else {
global $_G;
if($allowget || ($_SERVER['REQUEST_METHOD'] == 'POST' && !empty($_GET['formhash']) && $_GET['formhash'] == formhash() && empty($_SERVER['HTTP_X_FLASH_VERSION']) && (empty($_SERVER['HTTP_REFERER']) ||
preg_replace("/https?:\/\/([^\:\/]+).*/i", "\\1", $_SERVER['HTTP_REFERER']) == preg_replace("/([^\:]+).*/", "\\1", $_SERVER['HTTP_HOST'])))) {
if($secqaacheck && !check_secqaa($_GET['secanswer'], $_GET['sechash'])) {
showmessage('login_question_invalid');
}
if($seccodecheck && !check_seccode($_GET['seccodeverify'], $_GET['sechash'])) {
showmessage('submit_seccode_invalid');
}
return TRUE;
} else {
showmessage('submit_invalid');
}
}
}
public static function check_seccode($value, $idhash) {
global $_G;
if(!$_G['setting']['seccodestatus']) {
return true;
}
if(!is_numeric($_G['setting']['seccodedata']['type'])) {
$codefile = libfile('seccode/'.$_G['setting']['seccodedata']['type'], 'class');
$class = $_G['setting']['seccodedata']['type'];
if(file_exists($codefile)) {
@include_once $codefile;
$class = 'seccode_'.$class;
if(class_exists($class)) {
$code = new $class();
if(method_exists($code, 'check')) {
return $code->check($value, $idhash);
}
}
}
return false;
}
if(!isset($_G['cookie']['seccode'.$idhash])) {
return false;
}
list($checkvalue, $checktime, $checkidhash, $checkformhash) = explode("\t", authcode($_G['cookie']['seccode'.$idhash], 'DECODE', $_G['config']['security']['authkey']));
return $checkvalue == strtoupper($value) && TIMESTAMP - 180 > $checktime && $checkidhash == $idhash && FORMHASH == $checkformhash;
}
public static function check_secqaa($value, $idhash) {
global $_G;
if(!$_G['setting']['secqaa']) {
return true;
}
if(!isset($_G['cookie']['secqaa'.$idhash])) {
return false;
}
loadcache('secqaa');
list($checkvalue, $checktime, $checkidhash, $checkformhash) = explode("\t", authcode($_G['cookie']['secqaa'.$idhash], 'DECODE', $_G['config']['security']['authkey']));
return $checkvalue == md5($value) && TIMESTAMP - 180 > $checktime && $checkidhash == $idhash && FORMHASH == $checkformhash;
}
public static function get_url_list($message) {
$return = array();
(strpos($message, '[/img]') || strpos($message, '[/flash]')) && $message = preg_replace("/\[img[^\]]*\]\s*([^\[\<\r\n]+?)\s*\[\/img\]|\[flash[^\]]*\]\s*([^\[\<\r\n]+?)\s*\[\/flash\]/is", '', $message);
if(preg_match_all("/((https?|ftp|gopher|news|telnet|rtsp|mms|callto|bctp|thunder|qqdl|synacast){1}:\/\/|www\.)[^ \[\]\"']+/i", $message, $urllist)) {
foreach($urllist[0] as $key => $val) {
$val = trim($val);
$return[0][$key] = $val;
if(!preg_match('/^http:\/ $tmp = parse_url($val);
$return[1][$key] = $tmp['host'];
if($tmp['port']){
$return[1][$key] .= ":$tmp[port]";
}
}
}
return $return;
}
}
?>