function _ckeditor_filter_process in CKEditor Filter 7

Process callback for filter.

4 calls to _ckeditor_filter_process()

CKEditorFilterTest::testComplex in ./ckeditor_filter.test

Complex stripping: ensure style elements in nested

CKEditorFilterTest::testFilter in ./ckeditor_filter.test

Sanity test: ensure blacklisted elements are removed.

CKEditorFilterTest::testNested in ./ckeditor_filter.test

Sanity check: ensure blacklisted elements are removed even if nested.

CKEditorFilterTest::testStress in ./ckeditor_filter.test

Stress test: a flat list of elements shouldn't cause recursion errors.

1 string reference to '_ckeditor_filter_process'

ckeditor_filter_filter_info in ./ckeditor_filter.module

Implements hook_filter_info().

File

./ckeditor_filter.module, line 30

Provides an input filter that allows site administrators configure which HTML elements, attributes and style properties are allowed.

Code

function _ckeditor_filter_process($text, $filter) {
  $settings = $filter->settings;
  if (!isset($settings['valid_elements']) || !isset($settings['valid_attributes']) || !isset($settings['valid_styles'])) {
    return;
  }

  // Mega strip
  $special_cases = ckeditor_filter_get_elements_blacklist();

  // grab dom object
  $html = new simple_html_dom();
  $html
    ->load($text);

  // just make sure simple_html worked
  if (method_exists($html, 'find')) {

    // grab attributes
    $attributes = explode(',', $settings['valid_attributes']);
    $styles = explode(',', $settings['valid_styles']);

    // grab regex for styles
    $styles_regex = _ckeditor_filter_styles_regex_builder($styles);

    // there are styles so add to allowed attributes
    if (!empty($styles_regex)) {
      array_push($attributes, 'style');
    }

    // @TODO account for wildcards
    // grab root html element
    $root = $html
      ->find('root', 0);

    // call recursive handler to run through tree
    _ckeditor_filter_process_recursive($root, explode(',', $settings['valid_elements']), $special_cases, $attributes, $styles_regex);
    return $root->outertext;
  }
  return $text;
}