function execute()
{
global $xoopsUser;
// HTMLPurifier runs with PHP5 only
if (version_compare(PHP_VERSION, '5.0.0') < 0) {
die('Turn postcommon_post_htmlpurify4guest.php off because this filter cannot run with PHP4');
}
if (is_object($xoopsUser)) {
return true;
}
// use HTMLPurifier inside ImpressCMS
if (!class_exists('icms_core_HTMLFilter')) {
$this->purifier =& icms_core_HTMLFilter::getInstance();
$this->method = 'htmlpurify';
} else {
// use HTMLPurifier inside Protector
require_once dirname(dirname(__FILE__)) . '/library/HTMLPurifier.auto.php';
$config = HTMLPurifier_Config::createDefault();
$config->set('Cache', 'SerializerPath', XOOPS_TRUST_PATH . '/modules/protector/configs');
$config->set('Core', 'Encoding', _CHARSET);
//$config->set('HTML', 'Doctype', 'HTML 4.01 Transitional');
$this->purifier = new HTMLPurifier($config);
$this->method = 'purify';
}
$_POST = $this->purify_recursive($_POST);
}
/**
* Filters HTML form data for INPUT to DB
*
* @param string $html
* @param bool $smiley allow smileys?
* @param bool $icode allow icmscode?
* @param bool $image allow inline images?
* @return string
**/
public static function filterHTMLinput($html, $smiley = 1, $icode = 1, $image = 1)
{
icms::$preload->triggerEvent('beforeFilterHTMLinput', array(&$html, $smiley, $icode, $image));
$html = self::codePreConv($html, $icode);
$html = self::makeClickable($html);
if ($smiley != 0) {
$html = self::smiley($html);
}
if ($icode != 0) {
if ($image != 0) {
$html = self::codeDecode($html);
} else {
$html = self::codeDecode($html, 0);
}
}
$html = self::codeConv($html, $icode, $image);
$html = icms_core_HTMLFilter::filterHTML($html);
icms::$preload->triggerEvent('afterFilterHTMLinput', array(&$html, $smiley, $icode, $image));
return $html;
}
/**
* Filters HTML form data for Display Only
* we don't really require the icmscode stuff, but we need to for content already in the DB before
* we start filtering on INPUT instead of OUTPUT!!
*
* @param string $html
* @param bool $icode allow icmscode?
* @return string
**/
public static function filterHTMLdisplay($html, $icode = 1, $br = 0)
{
icms::$preload->triggerEvent('beforeFilterHTMLdisplay', array(&$html, 1, $br));
$ifiltered = strpos($html, '<!-- input filtered -->');
if ($ifiltered === FALSE) {
$html = self::codePreConv($html, 1);
$html = self::smiley($html);
$html = self::codeDecode($html);
$html = self::codeConv($html, 1, 1);
$html = icms_core_HTMLFilter::filterHTML($html);
$html .= '<!-- warning! output filtered only -->';
$purified = strpos($html, '<!-- filtered with htmlpurifier -->');
if ($purified === FALSE || ($br = 1)) {
$html = self::nl2Br($html);
}
}
$html = self::makeClickable($html);
$html = self::censorString($html);
// $html = str_replace('<!-- input filtered -->', '', $html);
// $html = str_replace('<!-- filtered with htmlpurifier -->', '', $html);
icms::$preload->triggerEvent('afterFilterHTMLdisplay', array(&$html, 1, $br));
return $html;
}
