/**
* Render formatting options onto text
*/
public function render()
{
$offset = 0;
foreach ($this->formats as $format) {
$attrs = $this->attributes($format->type, !empty($format->attrs) ? $format->attrs : null);
$opening = '<' . $format->type . "{$attrs}>";
$closing = '</' . $format->type . '>';
$this->text = UTF8::substr_replace($this->text, $opening, $format->from + $offset, 0);
$offset += strlen($opening);
$this->text = UTF8::substr_replace($this->text, $closing, $format->to + $offset, 0);
$offset += strlen($closing);
}
// create a temporary document and load the plain html
$tmpDoc = new DOMDocument();
// purify HTML to convert HTML chars in text nodes etc.
$config = HTMLPurifier_Config::createDefault();
$config->set('HTML.Trusted', true);
$this->text = (new HTMLPurifier($config))->purify($this->text);
$tmpDoc->loadHTML('<?xml encoding="UTF-8"><html><body>' . $this->text . '</body></html>');
$tmpDoc->encoding = 'UTF-8';
// import and attach the created nodes to the paragraph
foreach ($tmpDoc->getElementsByTagName('body')->item(0)->childNodes as $node) {
$node = $this->dom->importNode($node, true);
$this->paragraph->appendChild($node);
}
return $this->paragraph;
}
