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<?php
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/**
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* @file
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* Primarily Drupal hooks.
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*/
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/**
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* Implements hook_element_info_alter().
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*/
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function media_ckeditor_element_info_alter(&$types) {
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$types['text_format']['#pre_render'][] = 'media_ckeditor_pre_render_text_format';
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$types['media']['#pre_render'][] = 'media_ckeditor_pre_render_media';
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}
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/**
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* Adds CKEditor-specific JavaScript.
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*/
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function media_ckeditor_pre_render_text_format($element) {
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// filter_process_format() copies properties to the expanded 'value' child
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// element.
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if (!isset($element['format'])) {
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return $element;
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}
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$field = &$element['value'];
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$settings = array(
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'field' => $field['#id'],
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);
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if (!isset($field['#value'])) {
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return $element;
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}
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// Add CKEditor-specific JS.
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$element['#attached']['js'][] = array(
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'data' => drupal_get_path('module', 'media_ckeditor') . '/js/plugins/media/library.js',
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'type' => 'file',
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'scope' => 'footer',
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// It's important that this javascript fire after CKEditor.
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'weight' => 20,
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);
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// Communicate to javascript whether we will be displaying fully rendered
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// file entities in the WYSIWYG.
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$element['#attached']['js'][] = array(
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'data' => array(
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'media_ckeditor' => array(
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'fully_rendered_files' => _media_ckeditor_fully_rendered_files_in_wysiwyg(),
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),
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),
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'type' => 'setting',
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);
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return $element;
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}
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/**
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* Implements hook_form_ID_alter().
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*/
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function media_ckeditor_form_media_wysiwyg_format_form_alter(&$form, $form_state) {
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// Add our overrides to the media format form javascript.
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$form['#attached']['js'][] = drupal_get_path('module', 'media_ckeditor') . '/js/media_ckeditor.format_form.js';
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}
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/**
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* Implements hook_media_browser_params_alter().
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*/
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function media_ckeditor_media_browser_params_alter(&$stored_params) {
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// We add this custom param when the media dialog is invoked in library.js.
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if (isset($stored_params['id']) && $stored_params['id'] == 'media_wysiwyg') {
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// Set the default browser params from settings form if not already set.
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if (empty($stored_params['enabledPlugins'])) {
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$stored_params['enabledPlugins'] = variable_get('media_wysiwyg_wysiwyg_browser_plugins', array());
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}
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if (empty($stored_params['file_directory'])) {
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$stored_params['file_directory'] = variable_get('media_wysiwyg_wysiwyg_upload_directory', '');
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}
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if (empty($stored_params['types'])) {
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$stored_params['types'] = variable_get('media_wysiwyg_wysiwyg_allowed_types', array(
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'audio',
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'image',
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'video',
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'document'
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));
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}
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}
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*/
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function media_ckeditor_form_field_ui_field_edit_form_alter(&$form, &$form_state) {
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// Add a checkbox that marks this field as needing an "Insert" button.
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if (!empty($form['#instance']['widget']['module'])) {
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if ('media' === $form['#instance']['widget']['module']) {
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$form['instance']['settings']['wysiwyg_insert'] = array(
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'#type' => 'checkbox',
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'#title' => t('Show button for inserting files into WYSIWYG editor'),
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'#description' => t('If checked, then an "Insert" button will be available to put attached files into the active WYSIWYG editor.'),
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'#default_value' => isset($form['#instance']['settings']['wysiwyg_insert']) ? $form['#instance']['settings']['wysiwyg_insert'] : FALSE,
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);
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}
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}
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}
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/**
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* Pre-render callback for media elements.
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*/
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function media_ckeditor_pre_render_media($element) {
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// If the media widget has been configured to have an Insert button, we'll
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// communicate that information through javascript settings.
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$instance = field_info_instance($element['#entity_type'], $element['#field_name'], $element['#bundle']);
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if (!empty($instance['settings']['wysiwyg_insert'])) {
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$element['#attached']['js'][] = array(
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'type' => 'setting',
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'data' => array(
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'media_ckeditor' => array(
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'wysiwyg_insert' => array(
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$element['#field_name'] => TRUE,
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),
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),
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),
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);
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}
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return $element;
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}
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/**
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* Helper function to tell whether we should render full entities in WYSIWYGs.
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*/
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function _media_ckeditor_fully_rendered_files_in_wysiwyg() {
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if (variable_get('media_ckeditor_fully_rendered_files', FALSE) &&
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user_access('view overridden file entities in wysiwyg')) {
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Implements hook_menu().
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*/
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function media_ckeditor_menu() {
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$items = array();
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// Add our AJAX-friendly route for rendering the file entities for use in
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// the WYSIWYG editor.
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$items['media/rendered-in-wysiwyg'] = array(
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'page callback' => 'media_ckeditor_rendered_file_in_wysiwyg',
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'access callback' => '_media_ckeditor_fully_rendered_files_in_wysiwyg',
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'file' => 'includes/media_ckeditor.pages.inc',
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'theme callback' => 'ajax_base_page_theme',
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'type' => MENU_CALLBACK,
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);
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return $items;
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}
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/**
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* A permission to allow users to view overridden files in the WYSIWYG.
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*/
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function media_ckeditor_permission() {
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return array(
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'view overridden file entities in wysiwyg' => array(
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'title' => t('View overridden file entities in wysiwyg'),
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'description' => t('When users are embedding files in WYSIWYGs, the file entities will be displayed with whatever overrides the user may have specified in the Media popup.'),
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),
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);
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*/
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function media_ckeditor_form_media_admin_config_browser_alter(&$form, &$form_state) {
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// Add our optional settings to the Media Browser admin form.
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$form['media_ckeditor'] = array(
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'#type' => 'fieldset',
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'#title' => t('Ckeditor WYSIWYG configuration'),
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'#collapsible' => TRUE,
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'#collapsed' => FALSE,
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'#weight' => 50,
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);
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$form['media_ckeditor']['media_ckeditor_fully_rendered_files'] = array(
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'#type' => 'checkbox',
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'#title' => t('Display fully rendered files in WYSIWYG'),
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'#description' => t('Check this box to render files in the WYSIWYG dynamically, to reflect any field overrides the user may have specified. Note that this requires the user has the corresponding permission: "View overridden file entities in wysiwyg"'),
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'#default_value' => variable_get('media_ckeditor_fully_rendered_files', FALSE),
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);
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}
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/**
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* Implements hook_media_wysiwyg_token_to_markup_alter().
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*/
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function media_ckeditor_media_wysiwyg_token_to_markup_alter(&$element, $tag_info, $settings) {
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// Check to see if files embedded in WYSIWYG should be fully rendered. If so,
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// replace the simpler Media placeholder with a fully rendered file entity.
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if (!empty($settings['wysiwyg']) &&
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_media_ckeditor_fully_rendered_files_in_wysiwyg()) {
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$file = $tag_info['file'];
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$file->override['wysiwyg'] = TRUE;
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$view_mode = $tag_info['view_mode'];
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$fields = (!empty($settings['fields'])) ? $settings['fields'] : array();
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$element = media_ckeditor_render_file_with_overrides($file, $view_mode, $fields);
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}
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}
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/**
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* Helper function to get a fully rendered file entity with optional overrides.
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*/
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function media_ckeditor_render_file_with_overrides($file, $view_mode, $fields = array()) {
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foreach ($fields as $field_name => $value) {
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if (isset($file->{$field_name})) {
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$file->{$field_name} = $value;
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}
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}
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$file_array = array($file->fid => $file);
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$build = file_entity_metadata_view_file($file_array, $view_mode);
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// Manually remove contextual links.
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if (!empty($build['file'][$file->fid]['#contextual_links'])) {
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unset($build['file'][$file->fid]['#contextual_links']);
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}
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return $build;
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}
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/**
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* Implements hook_preprocess_file_entity().
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*/
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function media_ckeditor_preprocess_file_entity(&$vars) {
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// If we are rendering this as a fully rendered file entity in a WYSIWYG,
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// set $page to TRUE so that the title doesn't display.
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// @see file_entity/file_entity.tpl.php.
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if (!empty($vars['override']['wysiwyg']) &&
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_media_ckeditor_fully_rendered_files_in_wysiwyg()) {
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$vars['page'] = TRUE;
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}
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}
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