/**
* @param $dom
*
* @return null
*/
public function retrieveBody($dom)
{
if (preg_match('/<body>(.*)<\\/body>/s', $this->html5->saveHTML($dom), $match)) {
return $match[1];
} else {
return null;
}
}
public function process($content)
{
if (strlen($content) == 0) {
return '';
}
$fragment = $this->html5->loadHTMLFragment($content);
$fragment = $this->processModifiers($fragment);
return $this->html5->saveHTML($fragment);
}
/**
* Fix markup
*
* @param string $markup
* @param int $topLevel
* @param int $depth
* @return string Markup with added IDs
* @throws RuntimeException
*/
public function fix($markup, $topLevel = 1, $depth = 6)
{
if (!$this->isFullHtmlDocument($markup)) {
$partialID = 'toc_generator_' . mt_rand(1000, 4000);
$markup = sprintf("<body id='%s'>%s</body>", $partialID, $markup);
}
$domDocument = $this->htmlParser->loadHTML($markup);
$domDocument->preserveWhiteSpace = true;
// do not clobber whitespace
$sluggifier = new UniqueSluggifier();
/** @var \DOMElement $node */
foreach ($this->traverseHeaderTags($domDocument, $topLevel, $depth) as $node) {
if ($node->getAttribute('id')) {
continue;
}
$node->setAttribute('id', $sluggifier->slugify($node->getAttribute('title') ?: $node->textContent));
}
return $this->htmlParser->saveHTML(isset($partialID) ? $domDocument->getElementById($partialID)->childNodes : $domDocument);
}
/**
* {@inheritdoc}
*/
public function toHtml(\DOMDocument $document, $encoding = 'UTF-8')
{
return $this->html5Parser->saveHTML($document);
}
/**
* Write the document to HTML5.
*
* This works the same as the other write* functions, but it encodes the output
* as HTML5 with UTF-8.
* @see html5()
* @see innerHTML5()
* @throws Exception
* In the event that a file cannot be written, an Exception will be thrown.
*/
public function writeHTML5($path = NULL)
{
$html5 = new HTML5();
if ($path == NULL) {
// Print the document to stdout.
print $html5->saveHTML($this->document);
return;
}
$html5->save($this->document, $path);
}
/**
* Return body as string
*
* @param \DOMDocument $dom
*
* @return mixed
*/
public static function to_string(\DOMDocument $dom)
{
$html5 = new HTML5();
preg_match('/<body>(.*)<\\/body>/s', $html5->saveHTML($dom), $match);
return $match[1];
}
public function asString()
{
$html5 = new HTML5Support($this->_options);
return (string) $html5->saveHTML($this->_document);
}
