1 <?php

     2 

     3 /**

     4  * @file

     5  * Administrative page callbacks for the HTML Purifier module.

     6  */

     7 

     8 /**

     9  * Generate a form for configuring overall HTML Purifier settings.

    10  *

    11  * @ingroup forms

    12  * @see htmlpurifier_admin_settings_submit()

    13  */

    14 function htmlpurifier_admin_settings($form, &$form_state) {

    15   $form['htmlpurifier_introduction'] = array(

    16     '#markup' => t('<p>This page contains global settings for all HTML Purifier enabled filters.  If you are looking for specific filter configuration options, check <a href="@format">the format configurations page</a> and select the specific format you would like to configure.</p>', array('@filter' => url('admin/config/content/formats'))),

    17   );

    18   $form['htmlpurifier_clear_cache'] = array(

    19     '#type' => 'submit',

    20     '#value' => t('Clear cache (Warning: Can result in performance degradation)'),

    21     '#submit' => array('_htmlpurifier_clear_cache')

    22   );

    23 

    24   $form = system_settings_form($form);

    25   $form['#submit'][] = 'htmlpurifier_admin_settings_submit';

    26   return $form;

    27 }

    28 

    29 /**

    30  * Submit handler for the HTML Purifier settings form.

    31  */

    32 function htmlpurifier_admin_settings_submit($form, &$form_state) {

    33   // Resave all text formats so that the new cache settings for each format are

    34   // recorded.

    35   // TODO: There should be a better way to do this.

    36   foreach (filter_formats() as $format) {

    37     $format->filters = filter_list_format($format->format);

    38     foreach ($format->filters as &$filter) {

    39       $filter = (array) $filter;

    40     }

    41     filter_format_save($format);

    42   }

    43 }