function _filter_html

7.x filter.module _filter_html($text, $filter)
5.x filter.module _filter_html($text, $format)
6.x filter.module _filter_html($text, $format)
8.x filter.module _filter_html($text, $filter)

Implements callback_filter_process().

Provides filtering of input into accepted HTML.

Related topics

2 calls to _filter_html()
FilterUnitTestCase::testHtmlFilter in drupal/modules/filter/filter.test
Tests filter settings, defaults, access restrictions and similar.
FilterUnitTestCase::testNoFollowFilter in drupal/modules/filter/filter.test
Tests the spam deterrent.
2 string references to '_filter_html'
filter_filter_info in drupal/modules/filter/filter.module
Implements hook_filter_info().
hook_filter_info in drupal/modules/filter/filter.api.php
Define content filters.

File

drupal/modules/filter/filter.module, line 1303
Framework for handling the filtering of content.

Code

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);
}