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<?php
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/**
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* @file
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* Handle rendering entity fields as panes.
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*/
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$plugin = array(
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'title' => t('Entity field'),
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'defaults' => array('label' => '', 'formatter' => ''),
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'content type' => 'ctools_entity_form_field_content_type_content_type',
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);
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/**
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* Just one subtype.
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*
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* Ordinarily this function is meant to get just one subtype. However, we are
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* using it to deal with the fact that we have changed the subtype names. This
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* lets us translate the name properly.
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*/
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function ctools_entity_form_field_content_type_content_type($subtype) {
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$types = ctools_entity_form_field_content_type_content_types();
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if (isset($types[$subtype])) {
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return $types[$subtype];
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}
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}
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/**
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* Return all field content types available.
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*/
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function ctools_entity_form_field_content_type_content_types() {
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// This will hold all the individual field content types.
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$types = &drupal_static(__FUNCTION__);
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if (isset($types)) {
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return $types;
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}
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$types = array();
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$content_types = array();
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$entities = entity_get_info();
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$field_instances = field_info_instances();
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foreach ($entities as $entity_type => $entity) {
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foreach ($entity['bundles'] as $type => $bundle) {
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if (!isset($field_instances[$entity_type][$type])) {
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continue;
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}
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foreach ($field_instances[$entity_type][$type] as $field_name => $field) {
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if (!isset($types[$entity_type . ':' . $field_name])) {
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$types[$entity_type . ':' . $field_name] = array(
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'category' => t('Form'),
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'icon' => 'icon_field.png',
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'title' => t('Field form: @widget_label', array(
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'@widget_label' => t($field['label']),
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)),
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'description' => t('Field on the referenced entity.'),
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);
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}
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$content_types[$entity_type . ':' . $field_name]['types'][$type] = $bundle['label'];
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}
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}
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}
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if (module_exists('field_group')) {
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foreach ($entities as $entity_type => $entity) {
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foreach ($entity['bundles'] as $type => $bundle) {
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if ($group_info = field_group_info_groups($entity_type, $type, "form")) {
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foreach ($group_info as $group_name => $group) {
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if (!isset($types[$entity_type . ':' . $group_name])) {
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$types[$entity_type . ':' . $group_name] = array(
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'category' => t('Form'),
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'icon' => 'icon_field.png',
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'title' => t('Group form: @widget_label', array('@widget_label' => $group->label)),
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'description' => t('Field group on the referenced entity.'),
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);
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}
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$content_types[$entity_type . ':' . $group_name]['types'][$type] = $bundle['label'];
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}
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}
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}
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}
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}
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// Create the required context for each field related to the bundle types.
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foreach ($types as $key => $field_content_type) {
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list($entity_type, $field_name) = explode(':', $key, 2);
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$types[$key]['required context'] = new ctools_context_required(t(ucfirst($entity_type)), $entity_type, array(
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'form' => array('form'),
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'type' => array_keys($content_types[$key]['types']),
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));
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unset($content_types[$key]['types']);
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}
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return $types;
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}
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/**
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* Render the custom content type.
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*/
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function ctools_entity_form_field_content_type_render($subtype, $conf, $panel_args, $context) {
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if (empty($context) || empty($context->data)) {
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return;
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}
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// Get a shortcut to the entity.
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$entity = $context->data;
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list($entity_type, $field_name) = explode(':', $subtype, 2);
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// Load the entity type's information for this field.
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$ids = entity_extract_ids($entity_type, $entity);
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$field = field_info_instance($entity_type, $field_name, $ids[2]);
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// Check for field groups.
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if (empty($field) && module_exists('field_group')) {
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$groups = field_group_info_groups($entity_type, $entity->type, "form");
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$group = !empty($groups[$field_name]) ? $groups[$field_name] : NULL;
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}
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// Do not render if the entity type does not have this field or group.
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if (empty($field) && empty($group)) {
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return;
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}
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$block = new stdClass();
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if (isset($context->form)) {
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$block->content = array();
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if (!empty($field)) {
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$block->content[$field_name] = $context->form[$field_name];
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unset($context->form[$field_name]);
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}
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else {
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// Pre-render the form to populate field groups.
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if (isset($context->form['#pre_render'])) {
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foreach ($context->form['#pre_render'] as $function) {
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if (function_exists($function)) {
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$context->form = $function($context->form);
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}
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}
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unset($context->form['#pre_render']);
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}
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$block->content[$field_name] = $context->form[$field_name];
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unset($context->form[$field_name]);
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}
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}
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else {
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$block->content = t('Entity info.');
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}
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return $block;
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}
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/**
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* Returns the administrative title for a type.
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*/
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function ctools_entity_form_field_content_type_admin_title($subtype, $conf, $context) {
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// Return early because we don't have context to build this field from.
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if (!$context || !isset($context->identifier)) {
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watchdog('ctools_entity_form_field_content_type_admin_title', 'Context is missing for field: @name', array('@name' => $subtype), WATCHDOG_NOTICE);
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return t('Deleted/missing field @name', array('@name' => $subtype));
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}
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list($entity_type, $field_name) = explode(':', $subtype, 2);
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if (!empty($context->restrictions)) {
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$field = field_info_instance($entity_type, $field_name, $context->restrictions['type'][0]);
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}
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else {
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$field = array('label' => $subtype);
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}
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return t('"@s" @field form', array('@s' => $context->identifier, '@field' => $field['label']));
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}
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function ctools_entity_form_field_content_type_edit_form($form, &$form_state) {
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// Provide a blank form so we have a place to have context setting.
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return $form;
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}
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