Club Drupal

<?php

/**

 * @file

 * Primarily Drupal hooks.

 */

/**

 * Implements hook_element_info_alter().

 */

function media_ckeditor_element_info_alter(&$types) {

  $types['text_format']['#pre_render'][] = 'media_ckeditor_pre_render_text_format';

  $types['media']['#pre_render'][] = 'media_ckeditor_pre_render_media';

}

/**

 * Adds CKEditor-specific JavaScript.

 */

function media_ckeditor_pre_render_text_format($element) {

  // filter_process_format() copies properties to the expanded 'value' child

  // element.

  if (!isset($element['format'])) {

    return $element;

  }

  $field = &$element['value'];

  $settings = array(

    'field' => $field['#id'],

  );

  if (!isset($field['#value'])) {

    return $element;

  }

  // Add CKEditor-specific JS.

  $element['#attached']['js'][] = array(

    'data' => drupal_get_path('module', 'media_ckeditor') . '/js/plugins/media/library.js',

    'type' => 'file',

    'scope' => 'footer',

    // It's important that this javascript fire after CKEditor.

    'weight' => 20,

  );

  // Communicate to javascript whether we will be displaying fully rendered

  // file entities in the WYSIWYG.

  $element['#attached']['js'][] = array(

    'data' => array(

      'media_ckeditor' => array(

        'fully_rendered_files' => _media_ckeditor_fully_rendered_files_in_wysiwyg(),

      ),

    ),

    'type' => 'setting',

  );

  return $element;

}

/**

 * Implements hook_form_ID_alter().

 */

function media_ckeditor_form_media_wysiwyg_format_form_alter(&$form, $form_state) {

  // Add our overrides to the media format form javascript.

  $form['#attached']['js'][] = drupal_get_path('module', 'media_ckeditor') . '/js/media_ckeditor.format_form.js';

}

/**

 * Implements hook_media_browser_params_alter().

 */

function media_ckeditor_media_browser_params_alter(&$stored_params) {

  // We add this custom param when the media dialog is invoked in library.js.

  if (isset($stored_params['id']) && $stored_params['id'] == 'media_wysiwyg') {

    // Set the default browser params from settings form if not already set.

    if (empty($stored_params['enabledPlugins'])) {

      $stored_params['enabledPlugins'] = variable_get('media_wysiwyg_wysiwyg_browser_plugins', array());

    }

    if (empty($stored_params['file_directory'])) {

      $stored_params['file_directory'] = variable_get('media_wysiwyg_wysiwyg_upload_directory', '');

    }

    if (empty($stored_params['types'])) {

      $stored_params['types'] = variable_get('media_wysiwyg_wysiwyg_allowed_types', array(

        'audio',

        'image',

        'video',

        'document',

      ));

    }

  }

}

/**

 * Implements hook_form_FORM_ID_alter().

 */

function media_ckeditor_form_field_ui_field_edit_form_alter(&$form, &$form_state) {

  // Add a checkbox that marks this field as needing an "Insert" button.

  if (!empty($form['#instance']['widget']['module'])) {

    if ('media' === $form['#instance']['widget']['module']) {

      $form['instance']['settings']['wysiwyg_insert'] = array(

        '#type' => 'checkbox',

        '#title' => t('Show button for inserting files into WYSIWYG editor'),

        '#description' => t('If checked, then an "Insert" button will be available to put attached files into the active WYSIWYG editor.'),

        '#default_value' => isset($form['#instance']['settings']['wysiwyg_insert']) ? $form['#instance']['settings']['wysiwyg_insert'] : FALSE,

      );

    }

  }

}

/**

 * Pre-render callback for media elements.

 */

function media_ckeditor_pre_render_media($element) {

  // If the media widget has been configured to have an Insert button, we'll

  // communicate that information through javascript settings.

  if (!isset($element['#entity_type']) && !isset($element['#field_name']) && !isset($element['#bundle'])) {

    $instance = FALSE;

  }

  else {

    $instance = field_info_instance($element['#entity_type'], $element['#field_name'], $element['#bundle']);

  }

  if (!empty($instance['settings']['wysiwyg_insert'])) {

    $element['#attached']['js'][] = array(

      'type' => 'setting',

      'data' => array(

        'media_ckeditor' => array(

          'wysiwyg_insert' => array(

            $element['#field_name'] => TRUE,

          ),

        ),

      ),

    );

  }

  return $element;

}

/**

 * Helper function to tell whether we should render full entities in WYSIWYGs.

 */

function _media_ckeditor_fully_rendered_files_in_wysiwyg() {

  if (variable_get('media_ckeditor_fully_rendered_files', FALSE) &&

      user_access('view overridden file entities in wysiwyg')) {

    return TRUE;

  }

  return FALSE;

}

/**

 * Implements hook_menu().

 */

function media_ckeditor_menu() {

  $items = array();

  // Add our AJAX-friendly route for rendering the file entities for use in

  // the WYSIWYG editor.

  $items['media/rendered-in-wysiwyg'] = array(

    'page callback' => 'media_ckeditor_rendered_file_in_wysiwyg',

    'access callback' => '_media_ckeditor_fully_rendered_files_in_wysiwyg',

    'file' => 'includes/media_ckeditor.pages.inc',

    'theme callback' => 'ajax_base_page_theme',

    'type' => MENU_CALLBACK,

  );

  return $items;

}

/**

 * A permission to allow users to view overridden files in the WYSIWYG.

 */

function media_ckeditor_permission() {

  return array(

    'view overridden file entities in wysiwyg' => array(

      'title' => t('View overridden file entities in wysiwyg'),

      'description' => t('When users are embedding files in WYSIWYGs, the file entities will be displayed with whatever overrides the user may have specified in the Media popup.'),

    ),

  );

}

/**

 * Implements hook_form_FORM_ID_alter().

 */

function media_ckeditor_form_media_admin_config_browser_alter(&$form, &$form_state) {

  // Add our optional settings to the Media Browser admin form.

  $form['media_ckeditor'] = array(

    '#type' => 'fieldset',

    '#title' => t('Ckeditor WYSIWYG configuration'),

    '#collapsible' => TRUE,

    '#collapsed' => FALSE,

    '#weight' => 50,

  );

  $form['media_ckeditor']['media_ckeditor_fully_rendered_files'] = array(

    '#type' => 'checkbox',

    '#title' => t('Display fully rendered files in WYSIWYG'),

    '#description' => t('Check this box to render files in the WYSIWYG dynamically, to reflect any field overrides the user may have specified. Note that this requires the user has the corresponding permission: "View overridden file entities in wysiwyg"'),

    '#default_value' => variable_get('media_ckeditor_fully_rendered_files', FALSE),

  );

}

/**

 * Implements hook_media_wysiwyg_token_to_markup_alter().

 */

function media_ckeditor_media_wysiwyg_token_to_markup_alter(&$element, $tag_info, $settings) {

  // Check to see if files embedded in WYSIWYG should be fully rendered. If so,

  // replace the simpler Media placeholder with a fully rendered file entity.

  if (!empty($settings['wysiwyg']) &&

      _media_ckeditor_fully_rendered_files_in_wysiwyg()) {

    $file = $tag_info['file'];

    $file->override['wysiwyg'] = TRUE;

    $view_mode = $tag_info['view_mode'];

    $fields = (!empty($settings['fields'])) ? $settings['fields'] : array();

    $element = media_ckeditor_render_file_with_overrides($file, $view_mode, $fields);

  }

}

/**

 * Helper function to get a fully rendered file entity with optional overrides.

 */

function media_ckeditor_render_file_with_overrides($file, $view_mode, $fields = array()) {

  foreach ($fields as $field_name => $value) {

    if (isset($file->{$field_name})) {

      $file->{$field_name} = $value;

    }

  }

  $file_array = array($file->fid => $file);

  $build = file_entity_metadata_view_file($file_array, $view_mode);

  // Manually remove contextual links.

  if (!empty($build['file'][$file->fid]['#contextual_links'])) {

    unset($build['file'][$file->fid]['#contextual_links']);

  }

  return $build;

}

/**

 * Implements hook_preprocess_file_entity().

 */

function media_ckeditor_preprocess_file_entity(&$vars) {

  // If we are rendering this as a fully rendered file entity in a WYSIWYG,

  // set $page to TRUE so that the title doesn't display.

  // @see file_entity/file_entity.tpl.php.

  if (!empty($vars['override']['wysiwyg']) &&

      _media_ckeditor_fully_rendered_files_in_wysiwyg()) {

    $vars['page'] = TRUE;

  }

}