function FilterHtml::process

Overrides FilterInterface::process

File

core/modules/filter/src/Plugin/Filter/FilterHtml.php, line 85

Class

FilterHtml

Provides a filter to limit allowed HTML tags.

Namespace

Code

public function process($text, $langcode) {
    $restrictions = $this->getHtmlRestrictions();
    // Split the work into two parts. For filtering HTML tags out of the content
    // we rely on the well-tested Xss::filter() code. Since there is no '*' tag
    // that needs to be removed from the list.
    unset($restrictions['allowed']['*']);
    $text = Xss::filter($text, array_keys($restrictions['allowed']));
    // After we've done tag filtering, we do attribute and attribute value
    // filtering as the second part.
    return new FilterProcessResult($this->filterAttributes($text));
}