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<?php |
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/* |
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You may not change or alter any portion of this comment or credits |
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of supporting developers from this source code or any supporting source code |
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which is considered copyrighted (c) material of the original comment or credit authors. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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*/ |
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/** |
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* Protector |
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* |
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* @copyright XOOPS Project (http://xoops.org) |
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* @license GNU GPL 2 or later (http://www.gnu.org/licenses/gpl-2.0.html) |
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* @package protector |
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* @author trabis <[email protected]> |
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* @version $Id$ |
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*/ |
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// GIJOE's Ticket Class (based on Marijuana's Oreteki XOOPS) |
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// nobunobu's suggestions are applied |
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if (!class_exists('XoopsGTicket')) { |
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class XoopsGTicket |
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{ |
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public $_errors = array(); |
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public $_latest_token = ''; |
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public $messages = array(); |
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public function __construct() |
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{ |
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$xoops = Xoops::getInstance(); |
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$language = $xoops->getConfig('language'); |
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// language file |
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if ($language && !strstr($language, '/')) { |
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if (XoopsLoad::fileExists(dirname(__DIR__) . '/language/' . $language . '/gticket_messages.phtml')) { |
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include dirname(__DIR__) . '/language/' . $language . '/gticket_messages.phtml'; |
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} |
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} |
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// default messages |
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if (empty($this->messages)) { |
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$this->messages = array( |
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'err_general' => 'GTicket Error', 'err_nostubs' => 'No stubs found', |
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'err_noticket' => 'No ticket found', 'err_nopair' => 'No valid ticket-stub pair found', |
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'err_timeout' => 'Time out', 'err_areaorref' => 'Invalid area or referer', |
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'fmt_prompt4repost' => 'error(s) found:<br><span style="background-color:red;font-weight:bold;color:white;">%s</span><br>Confirm it.<br>And do you want to post again?', |
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'btn_repost' => 'repost', |
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); |
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} |
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} |
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// render form as plain html |
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public function getTicketHtml($salt = '', $timeout = 1800, $area = '') |
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{ |
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return '<input type="hidden" name="XOOPS_G_TICKET" value="' . $this->issue($salt, $timeout, $area) . '" />'; |
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} |
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// returns an object of XoopsFormHidden including the ticket |
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public function getTicketXoopsForm($salt = '', $timeout = 1800, $area = '') |
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{ |
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return new Xoops\Form\Hidden('XOOPS_G_TICKET', $this->issue($salt, $timeout, $area)); |
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} |
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// add a ticket as Hidden Element into XoopsForm |
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public function addTicketXoopsFormElement(&$form, $salt = '', $timeout = 1800, $area = '') |
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{ |
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$form->addElement(new Xoops\Form\Hidden('XOOPS_G_TICKET', $this->issue($salt, $timeout, $area))); |
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} |
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// returns an array for xoops_confirm() ; |
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public function getTicketArray($salt = '', $timeout = 1800, $area = '') |
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{ |
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return array('XOOPS_G_TICKET' => $this->issue($salt, $timeout, $area)); |
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} |
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// return GET parameter string. |
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public function getTicketParamString($salt = '', $noamp = false, $timeout = 1800, $area = '') |
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{ |
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return ($noamp ? '' : '&') . 'XOOPS_G_TICKET=' . $this->issue($salt, $timeout, $area); |
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} |
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// issue a ticket |
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public function issue($salt = '', $timeout = 1800, $area = '') |
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{ |
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$xoops = Xoops::getInstance(); |
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// create a token |
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list($usec, $sec) = explode(" ", microtime()); |
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$appendix_salt = empty($_SERVER['PATH']) ? \XoopsBaseConfig::get('db-name') : $_SERVER['PATH']; |
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$token = crypt($salt . $usec . $appendix_salt . $sec); |
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$this->_latest_token = $token; |
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if (empty($_SESSION['XOOPS_G_STUBS'])) { |
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$_SESSION['XOOPS_G_STUBS'] = array(); |
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} |
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// limit max stubs 10 |
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if (sizeof($_SESSION['XOOPS_G_STUBS']) > 10) { |
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$_SESSION['XOOPS_G_STUBS'] = array_slice($_SESSION['XOOPS_G_STUBS'], -10); |
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} |
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// record referer if browser send it |
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$referer = empty($_SERVER['HTTP_REFERER']) ? '' : $_SERVER['REQUEST_URI']; |
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// area as module's dirname |
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if (!$area && $xoops->isModule()) { |
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$area = $xoops->module->getVar('dirname'); |
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} |
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// store stub |
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$_SESSION['XOOPS_G_STUBS'][] = array( |
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'expire' => time() + $timeout, 'referer' => $referer, 'area' => $area, 'token' => $token |
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); |
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// paid md5ed token as a ticket |
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return md5($token . \XoopsBaseConfig::get('db-prefix')); |
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} |
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// check a ticket |
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public function check($post = true, $area = '', $allow_repost = true) |
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{ |
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$xoops = Xoops::getInstance(); |
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$this->_errors = array(); |
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// CHECK: stubs are not stored in session |
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if (!is_array(@$_SESSION['XOOPS_G_STUBS'])) { |
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$this->_errors[] = $this->messages['err_nostubs']; |
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$_SESSION['XOOPS_G_STUBS'] = array(); |
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} |
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// get key&val of the ticket from a user's query |
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$ticket = $post ? @$_POST['XOOPS_G_TICKET'] : @$_GET['XOOPS_G_TICKET']; |
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// CHECK: no tickets found |
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if (empty($ticket)) { |
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$this->_errors[] = $this->messages['err_noticket']; |
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} |
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// gargage collection & find a right stub |
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$stubs_tmp = $_SESSION['XOOPS_G_STUBS']; |
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$_SESSION['XOOPS_G_STUBS'] = array(); |
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foreach ($stubs_tmp as $stub) { |
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// default lifetime 30min |
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if ($stub['expire'] >= time()) { |
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if (md5($stub['token'] . \XoopsBaseConfig::get('db-prefix')) === $ticket) { |
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$found_stub = $stub; |
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} else { |
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// store the other valid stubs into session |
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$_SESSION['XOOPS_G_STUBS'][] = $stub; |
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} |
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} else { |
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if (md5($stub['token'] . \XoopsBaseConfig::get('db-prefix')) === $ticket) { |
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// not CSRF but Time-Out |
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$timeout_flag = true; |
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} |
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} |
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} |
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// CHECK: the right stub found or not |
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if (empty($found_stub)) { |
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if (empty($timeout_flag)) { |
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$this->_errors[] = $this->messages['err_nopair']; |
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} else { |
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$this->_errors[] = $this->messages['err_timeout']; |
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} |
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} else { |
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// set area if necessary |
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// area as module's dirname |
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if (!$area && $xoops->isModule()) { |
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$area = $xoops->module->getVar('dirname'); |
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} |
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// check area or referer |
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if (@$found_stub['area'] == $area) { |
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$area_check = true; |
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} |
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if (!empty($found_stub['referer']) && strstr(@$_SERVER['HTTP_REFERER'], $found_stub['referer'])) { |
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$referer_check = true; |
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} |
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if (empty($area_check) && empty($referer_check)) { // loose |
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$this->_errors[] = $this->messages['err_areaorref']; |
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} |
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} |
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if (!empty($this->_errors)) { |
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if ($allow_repost) { |
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// repost form |
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$this->draw_repost_form($area); |
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exit; |
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} else { |
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// failed |
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$this->clear(); |
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return false; |
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} |
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} else { |
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// all green |
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return true; |
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} |
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} |
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// draw form for repost |
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public function draw_repost_form($area = '') |
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{ |
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// Notify which file is broken |
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if (headers_sent()) { |
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restore_error_handler(); |
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set_error_handler(array(&$this, 'errorHandler4FindOutput')); |
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header('Dummy: for warning'); |
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restore_error_handler(); |
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exit; |
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} |
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error_reporting(0); |
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while (ob_get_level()) { |
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ob_end_clean(); |
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} |
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$table = '<table>'; |
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$form = '<form action="?' . htmlspecialchars(@$_SERVER['QUERY_STRING'], ENT_QUOTES) . '" method="post" >'; |
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foreach ($_POST as $key => $val) { |
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if ($key === 'XOOPS_G_TICKET') { |
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continue; |
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} |
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if (get_magic_quotes_gpc()) { |
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$key = stripslashes($key); |
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} |
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if (is_array($val)) { |
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list($tmp_table, $tmp_form) = $this->extract_post_recursive(htmlspecialchars($key, ENT_QUOTES), $val); |
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$table .= $tmp_table; |
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$form .= $tmp_form; |
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} else { |
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if (get_magic_quotes_gpc()) { |
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$val = stripslashes($val); |
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} |
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$table .= '<tr><th>' . htmlspecialchars($key, ENT_QUOTES) . '</th><td>' . htmlspecialchars($val, ENT_QUOTES) . '</td></tr>' . "\n"; |
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$form .= '<input type="hidden" name="' . htmlspecialchars($key, ENT_QUOTES) . '" value="' . htmlspecialchars($val, ENT_QUOTES) . '" />' . "\n"; |
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} |
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} |
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$table .= '</table>'; |
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$form .= $this->getTicketHtml(__LINE__, 300, $area) . '<input type="submit" value="' . $this->messages['btn_repost'] . '" /></form>'; |
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echo '<html><head><title>' . $this->messages['err_general'] . '</title><style>table,td,th {border:solid black 1px; border-collapse:collapse;}</style></head><body>' . sprintf($this->messages['fmt_prompt4repost'], $this->getErrors()) . $table . $form . '</body></html>'; |
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} |
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/** |
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* @param string $key_name |
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* @return array |
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*/ |
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public function extract_post_recursive($key_name, $tmp_array) |
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{ |
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$table = ''; |
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$form = ''; |
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foreach ($tmp_array as $key => $val) { |
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if (get_magic_quotes_gpc()) { |
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$key = stripslashes($key); |
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} |
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if (is_array($val)) { |
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list($tmp_table, $tmp_form) = $this->extract_post_recursive($key_name . '[' . htmlspecialchars($key, ENT_QUOTES) . ']', $val); |
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$table .= $tmp_table; |
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$form .= $tmp_form; |
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} else { |
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if (get_magic_quotes_gpc()) { |
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$val = stripslashes($val); |
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} |
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$table .= '<tr><th>' . $key_name . '[' . htmlspecialchars($key, ENT_QUOTES) . ']</th><td>' . htmlspecialchars($val, ENT_QUOTES) . '</td></tr>' . "\n"; |
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$form .= '<input type="hidden" name="' . $key_name . '[' . htmlspecialchars($key, ENT_QUOTES) . ']" value="' . htmlspecialchars($val, ENT_QUOTES) . '" />' . "\n"; |
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} |
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} |
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return array($table, $form); |
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} |
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// clear all stubs |
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public function clear() |
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{ |
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$_SESSION['XOOPS_G_STUBS'] = array(); |
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} |
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// Ticket Using |
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public function using() |
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{ |
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if (!empty($_SESSION['XOOPS_G_STUBS'])) { |
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return true; |
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} else { |
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return false; |
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} |
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} |
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// return errors |
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public function getErrors($ashtml = true) |
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{ |
|
300
|
|
|
if ($ashtml) { |
|
301
|
|
|
$ret = ''; |
|
302
|
|
|
foreach ($this->_errors as $msg) { |
|
303
|
|
|
$ret .= "$msg<br>\n"; |
|
304
|
|
|
} |
|
305
|
|
|
} else { |
|
306
|
|
|
$ret = $this->_errors; |
|
307
|
|
|
} |
|
308
|
|
|
return $ret; |
|
309
|
|
|
} |
|
310
|
|
|
|
|
311
|
|
|
public function errorHandler4FindOutput($errNo, $errStr, $errFile, $errLine) |
|
|
|
|
|
|
312
|
|
|
{ |
|
313
|
|
|
if (preg_match('?' . preg_quote(\XoopsBaseConfig::get('root-path')) . '([^:]+)\:(\d+)?', $errStr, $regs)) { |
|
314
|
|
|
echo "Irregular output! check the file " . htmlspecialchars($regs[1]) . " line " . htmlspecialchars($regs[2]); |
|
315
|
|
|
} else { |
|
316
|
|
|
echo "Irregular output! check language files etc."; |
|
317
|
|
|
} |
|
318
|
|
|
return; |
|
319
|
|
|
} |
|
320
|
|
|
// end of class |
|
321
|
|
|
} |
|
322
|
|
|
|
|
323
|
|
|
// create a instance in global scope |
|
324
|
|
|
$GLOBALS['xoopsGTicket'] = new XoopsGTicket(); |
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
|
|
if (!function_exists('admin_refcheck')) { |
|
328
|
|
|
|
|
329
|
|
|
//Admin Referer Check By Marijuana(Rev.011) |
|
330
|
|
|
function admin_refcheck($chkref = "") |
|
331
|
|
|
{ |
|
332
|
|
|
if (empty($_SERVER['HTTP_REFERER'])) { |
|
333
|
|
|
return true; |
|
334
|
|
|
} else { |
|
335
|
|
|
$ref = $_SERVER['HTTP_REFERER']; |
|
336
|
|
|
} |
|
337
|
|
|
$cr = \XoopsBaseConfig::get('url'); |
|
338
|
|
|
if ($chkref != "") { |
|
339
|
|
|
$cr .= $chkref; |
|
340
|
|
|
} |
|
341
|
|
|
if (strpos($ref, $cr) !== 0) { |
|
342
|
|
|
return false; |
|
343
|
|
|
} |
|
344
|
|
|
return true; |
|
345
|
|
|
} |
|
346
|
|
|
} |
|
347
|
|
|
|
XOOPS /
XoopsCore
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This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.