_filter_html

• Drupal 4.6
• Drupal 4.7
• Drupal 5
• Drupal 6
• Drupal 7

Versions

4.6 – 6

_filter_html($text, $format)

7

_filter_html($text, $filter)

HTML filter. Provides filtering of input into accepted HTML.

Code

modules/filter/filter.module, line 899

<?php
function _filter_html($text, $filter) {
  $allowed_tags = preg_split('/\s+|<|>/', $filter->settings['allowed_html'], -1, PREG_SPLIT_NO_EMPTY);
  $text = filter_xss($text, $allowed_tags);

  if ($filter->settings['filter_html_nofollow']) {
    $html_dom = filter_dom_load($text);
    $links = $html_dom->getElementsByTagName('a');
    foreach($links as $link) {
      $link->setAttribute('rel', 'nofollow');
    }
    $text = filter_dom_serialize($html_dom);
  }

  return trim($text);
}
?>

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