public function preprocess($html)
{
$obj = $this->delegate();
if (isset($obj) and method_exists($obj, 'fixHtml')) {
$html = $obj->fixHtml($html);
}
require_once 'inc/SweteTools.php';
try {
$doc = SweteTools::loadHtml($html);
} catch (Exception $ex) {
return $html;
}
if (isset($obj) and method_exists($obj, 'preprocess')) {
$obj->preprocess($doc);
}
$xpath = new DOMXPath($doc);
$txt = $xpath->query('//text()');
if ($txt->length > 0) {
foreach ($txt as $txtEl) {
if (in_array(strtolower($txtEl->parentNode->tagName), array('style', 'title', 'script'))) {
continue;
}
if ($txtEl->parentNode->getAttribute('data-swete-text-filter') === 'disabled') {
continue;
}
if (!trim($txtEl->nodeValue)) {
continue;
}
$count = 0;
$nodeValue = $this->_processText(htmlspecialchars($txtEl->nodeValue), 0, $count);
if ($count > 0) {
$f = $doc->createDocumentFragment();
$fres = $f->appendXML($nodeValue);
$txtEl->parentNode->replaceChild($f, $txtEl);
}
}
}
return $doc->saveHtml();
}
public function htmlToJson(array &$json, $html)
{
$doc = SweteTools::loadHtml($html);
$keys = $this->_getJsonKeys($json);
$this->_htmlToJson($doc, $json, $keys['text'], $keys['html']);
$this->_scriptStack = array();
return json_encode($json);
}
