1 filter.module _filter_html_allowed_html($filter, $format)

Implements callback_filter_allowed_html().

Related topics

Standard filters Filters implemented by the Filter module.

File

core/modules/filter/filter.module, line 2037
Framework for handling the filtering of content.

Code

function _filter_html_allowed_html($filter, $format) {
  // This example is pulled from "filter_html" filter provided by core.
  $restrictions = array('allowed' => array());
  $tags = preg_split('/\s+|<|>/', $filter->settings['allowed_html'], -1, PREG_SPLIT_NO_EMPTY);
  // List the allowed HTML tags.
  foreach ($tags as $tag) {
    $restrictions['allowed'][$tag] = TRUE;
  }
  // The 'style' and 'on*' ('onClick' etc.) attributes are always forbidden.
  $restrictions['allowed']['*'] = array('style' => FALSE, 'on*' => FALSE);
  return $restrictions;
}