accessibility-8.x-1.x-dev/modules/accessibility_wysiwyg/accessibility_wysiwyg.module

<?php

/**
 * Helper function to load accessibility javascript.
 */
function accessibility_wysiwyg_load() {
  $loaded = &drupal_static(__FUNCTION__);
  if($loaded) {
    return;
  }
  $loaded = TRUE;
  accessibility_load();
  drupal_add_css(drupal_get_path('module', 'accessibility_wysiwyg') . '/css/accessibility_wysiwyg.css');
  drupal_add_js(array('accessibility_wysiwyg' => array(
      'path' => drupal_get_path('module', 'accessibility_wysiwyg'),
      'css'  => file_get_contents(drupal_get_path('module', 'accessibility') .'/css/accessibility.css'),
      'accessibility_path' => drupal_get_path('module', 'accessibility'))),
    'setting');
}

/**
 * Implements hook_element_info_alter().
 */
function accessibility_wysiwyg_element_info_alter(&$types) {
  $types['text_format']['#pre_render'][] = 'accessibility_wysiwyg_pre_render_text_format';
}

/**
 * Alter callback to see if accessibility javascript should be loaded on the current page.
 * @todo - This will turn on for every form whenever ckeditor is installed, should only
 * turn on when the current page is included in the global profile.
 * @todo - this should be smarter about whether the page needs to load the JS or not.
 */
function accessibility_wysiwyg_pre_render_text_format($element) {
  if (!isset($element['format']) || !empty($element['value']['#disabled'])) {
    return $element;
  }
  accessibility_wysiwyg_load();
  return $element;
}