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<?php
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/**
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* @file
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* Module implementing field collection field type.
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*/
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/**
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* Implements hook_help().
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*/
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function field_collection_help($path, $arg) {
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switch ($path) {
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case 'admin/help#field_collection':
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$output = '';
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$output .= '<h3>' . t('About') . '</h3>';
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$output .= '<p>' . t('The field collection module provides a field, to which any number of fields can be attached. See the <a href="@field-help">Field module help page</a> for more information about fields.', array('@field-help' => url('admin/help/field'))) . '</p>';
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return $output;
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}
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}
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/**
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* Implements hook_form_alter().
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*
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* Checks for a value set by the embedded widget so fields are not displayed
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* with the 'all languages' hint incorrectly.
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*/
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function field_collection_form_alter(&$form, &$form_state) {
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if (!empty($form['#field_collection_translation_fields'])) {
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foreach ($form['#field_collection_translation_fields'] as $address) {
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drupal_array_set_nested_value($form, array_merge($address, array('#multilingual')), TRUE);
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}
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}
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}
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/**
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* Implements hook_form_FORM_ID_alter() for field_ui_field_overview_form().
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*
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* Make the names of the field collection fields into links to edit the fields
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* for that field collection on the host's field edit page.
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*/
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function field_collection_form_field_ui_field_overview_form_alter(&$form, &$form_state) {
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if (count($form['#fields'])) {
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foreach($form['fields'] as $fieldname => $field) {
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if (!isset($field['type']['#title'])) {
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continue;
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}
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if ($field['type']['#title'] == 'Field collection') {
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$form['fields'][$fieldname]['field_name']['#markup'] =
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l($form['fields'][$fieldname]['field_name']['#markup'], 'admin/structure/field-collections/' . str_replace('_', '-', $fieldname) . '/fields');
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}
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}
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}
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}
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/**
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* Implements hook_ctools_plugin_directory().
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*/
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function field_collection_ctools_plugin_directory($module, $plugin) {
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if ($module == 'ctools') {
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return 'ctools/' . $plugin;
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}
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}
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/**
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* Implements hook_entity_info().
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*/
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function field_collection_entity_info() {
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$return['field_collection_item'] = array(
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'label' => t('Field collection item'),
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'label callback' => 'entity_class_label',
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'uri callback' => 'entity_class_uri',
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'entity class' => 'FieldCollectionItemEntity',
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'controller class' => 'EntityAPIController',
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'base table' => 'field_collection_item',
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'revision table' => 'field_collection_item_revision',
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'fieldable' => TRUE,
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// For integration with Redirect module.
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// @see http://drupal.org/node/1263884
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'redirect' => FALSE,
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'entity keys' => array(
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'id' => 'item_id',
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'revision' => 'revision_id',
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'bundle' => 'field_name',
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),
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'module' => 'field_collection',
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'view modes' => array(
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'full' => array(
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'label' => t('Full content'),
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'custom settings' => FALSE,
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),
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),
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'access callback' => 'field_collection_item_access',
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'deletion callback' => 'field_collection_item_delete',
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'metadata controller class' => 'FieldCollectionItemMetadataController',
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'translation' => array(
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'entity_translation' => array(
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'class' => 'EntityTranslationFieldCollectionItemHandler',
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),
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),
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);
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// Add info about the bundles. We do not use field_info_fields() but directly
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// use field_read_fields() as field_info_fields() requires built entity info
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// to work.
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foreach (field_read_fields(array('type' => 'field_collection')) as $field_name => $field) {
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$return['field_collection_item']['bundles'][$field_name] = array(
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'label' => t('Field collection @field', array('@field' => $field_name)),
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'admin' => array(
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'path' => 'admin/structure/field-collections/%field_collection_field_name',
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'real path' => 'admin/structure/field-collections/' . strtr($field_name, array('_' => '-')),
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'bundle argument' => 3,
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'access arguments' => array('administer field collections'),
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),
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);
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$path = field_collection_field_get_path($field) . '/%field_collection_item';
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// Enable the first available path scheme as default one.
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if (!isset($return['field_collection_item']['translation']['entity_translation']['base path'])) {
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$return['field_collection_item']['translation']['entity_translation']['base path'] = $path;
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$return['field_collection_item']['translation']['entity_translation']['path wildcard'] = '%field_collection_item';
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$return['field_collection_item']['translation']['entity_translation']['default_scheme'] = $field_name;
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}
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else {
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$return['field_collection_item']['translation']['entity_translation']['path schemes'][$field_name] = array(
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'base path' => $path,
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);
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}
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}
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if (module_exists('entitycache')) {
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$return['field_collection_item']['field cache'] = FALSE;
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$return['field_collection_item']['entity cache'] = TRUE;
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}
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return $return;
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}
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/**
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* Provide the original entity language.
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*
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* If a language property is defined for the current entity we synchronize the
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* field value using the entity language, otherwise we fall back to
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* LANGUAGE_NONE.
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*
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* @param $entity_type
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* @param $entity
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*
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* @return
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* A language code
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*/
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function field_collection_entity_language($entity_type, $entity) {
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if (module_exists('entity_translation') && entity_translation_enabled($entity_type)) {
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$handler = entity_translation_get_handler($entity_type, $entity);
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$langcode = $handler->getLanguage();
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}
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else {
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$langcode = entity_language($entity_type, $entity);
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}
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return !empty($langcode) ? $langcode : LANGUAGE_NONE;
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}
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/**
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* Menu callback for loading the bundle names.
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*/
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function field_collection_field_name_load($arg) {
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$field_name = strtr($arg, array('-' => '_'));
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if (($field = field_info_field($field_name)) && $field['type'] == 'field_collection') {
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return $field_name;
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}
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}
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/**
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* Loads a field collection item.
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*
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* @return field_collection_item
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* The field collection item entity or FALSE.
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*/
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function field_collection_item_load($item_id, $reset = FALSE) {
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$result = field_collection_item_load_multiple(array($item_id), array(), $reset);
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return $result ? reset($result) : FALSE;
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}
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/**
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* Loads a field collection revision.
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*
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* @param $revision_id
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* The field collection revision ID.
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*/
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function field_collection_item_revision_load($revision_id) {
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return entity_revision_load('field_collection_item', $revision_id);
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}
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/**
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* Loads field collection items.
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*
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* @return
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* An array of field collection item entities.
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*/
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function field_collection_item_load_multiple($ids = array(), $conditions = array(), $reset = FALSE) {
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return entity_load('field_collection_item', $ids, $conditions, $reset);
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}
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/**
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* Implements hook_menu().
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*/
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function field_collection_menu() {
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$items = array();
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if (module_exists('field_ui')) {
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$items['admin/structure/field-collections'] = array(
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'title' => 'Field collections',
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'description' => 'Manage fields on field collections.',
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'page callback' => 'field_collections_overview',
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'access arguments' => array('administer field collections'),
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'type' => MENU_NORMAL_ITEM,
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'file' => 'field_collection.admin.inc',
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);
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}
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// Add menu paths for viewing/editing/deleting field collection items.
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foreach (field_info_fields() as $field) {
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if ($field['type'] == 'field_collection') {
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$path = field_collection_field_get_path($field);
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$count = count(explode('/', $path));
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$items[$path . '/%field_collection_item'] = array(
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'page callback' => 'field_collection_item_page_view',
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'page arguments' => array($count),
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'access callback' => 'entity_access',
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'access arguments' => array('view', 'field_collection_item', $count),
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'file' => 'field_collection.pages.inc',
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);
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$items[$path . '/%field_collection_item/view'] = array(
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'title' => 'View',
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'type' => MENU_DEFAULT_LOCAL_TASK,
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'weight' => -10,
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);
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$items[$path . '/%field_collection_item/edit'] = array(
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'page callback' => 'drupal_get_form',
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'page arguments' => array('field_collection_item_form', $count),
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'access callback' => 'entity_access',
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'access arguments' => array('update', 'field_collection_item', $count),
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'title' => 'Edit',
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'type' => MENU_LOCAL_TASK,
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'context' => MENU_CONTEXT_PAGE | MENU_CONTEXT_INLINE,
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'file' => 'field_collection.pages.inc',
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);
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$items[$path . '/%field_collection_item/delete'] = array(
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'page callback' => 'drupal_get_form',
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'page arguments' => array('field_collection_item_delete_confirm', $count),
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'access callback' => 'entity_access',
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251
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'access arguments' => array('delete', 'field_collection_item', $count),
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'title' => 'Delete',
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253
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'type' => MENU_LOCAL_TASK,
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'context' => MENU_CONTEXT_INLINE,
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255
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'file' => 'field_collection.pages.inc',
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256
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);
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257
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// Add entity type and the entity id as additional arguments.
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258
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$items[$path . '/add/%/%'] = array(
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259
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'page callback' => 'field_collection_item_add',
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260
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'page arguments' => array($field['field_name'], $count + 1, $count + 2),
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261
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// The pace callback takes care of checking access itself.
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262
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'access callback' => TRUE,
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263
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'file' => 'field_collection.pages.inc',
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264
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);
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265
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// Add menu items for dealing with revisions.
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266
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$items[$path . '/%field_collection_item/revisions/%field_collection_item_revision'] = array(
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267
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'page callback' => 'field_collection_item_page_view',
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268
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'page arguments' => array($count + 2),
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269
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'access callback' => 'entity_access',
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270
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'access arguments' => array('view', 'field_collection_item', $count + 2),
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271
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'file' => 'field_collection.pages.inc',
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272
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);
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273
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}
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274
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}
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275
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276
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return $items;
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277
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}
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278
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279
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/**
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280
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* Implements hook_menu_alter() to fix the field collections admin UI tabs.
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281
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*/
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282
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function field_collection_menu_alter(&$items) {
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283
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if (module_exists('field_ui') && isset($items['admin/structure/field-collections/%field_collection_field_name/fields'])) {
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284
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// Make the fields task the default local task.
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285
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$items['admin/structure/field-collections/%field_collection_field_name'] = $items['admin/structure/field-collections/%field_collection_field_name/fields'];
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286
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$item = &$items['admin/structure/field-collections/%field_collection_field_name'];
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287
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$item['type'] = MENU_NORMAL_ITEM;
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288
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$item['title'] = 'Manage fields';
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289
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$item['title callback'] = 'field_collection_admin_page_title';
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290
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$item['title arguments'] = array(3);
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291
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292
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$items['admin/structure/field-collections/%field_collection_field_name/fields'] = array(
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293
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'title' => 'Manage fields',
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294
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'type' => MENU_DEFAULT_LOCAL_TASK,
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295
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'weight' => 1,
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296
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);
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297
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}
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298
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}
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299
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|
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300
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/**
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301
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* Menu title callback.
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302
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*/
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303
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function field_collection_admin_page_title($field_name) {
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304
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return t('Field collection @field_name', array('@field_name' => $field_name));
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305
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}
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|
306
|
|
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307
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/**
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308
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* Implements hook_admin_paths().
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309
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*/
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310
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function field_collection_admin_paths() {
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311
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if (variable_get('node_admin_theme')) {
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312
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return array(
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313
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'field-collection/*/*/edit' => TRUE,
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314
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'field-collection/*/*/delete' => TRUE,
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315
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'field-collection/*/add/*/*' => TRUE,
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316
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);
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317
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}
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318
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}
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319
|
|
|
320
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/**
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321
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* Implements hook_permission().
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322
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*/
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323
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function field_collection_permission() {
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324
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return array(
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325
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'administer field collections' => array(
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326
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'title' => t('Administer field collections'),
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327
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'description' => t('Create and delete fields on field collections.'),
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328
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),
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329
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);
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330
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}
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|
331
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|
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332
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/**
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333
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* Determines whether the given user has access to a field collection.
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334
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*
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335
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* @param $op
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336
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* The operation being performed. One of 'view', 'update', 'create', 'delete'.
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337
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* @param $item
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338
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* Optionally a field collection item. If nothing is given, access for all
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339
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* items is determined.
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340
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* @param $account
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341
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* The user to check for. Leave it to NULL to check for the global user.
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342
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* @return boolean
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343
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* Whether access is allowed or not.
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344
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*/
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345
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function field_collection_item_access($op, FieldCollectionItemEntity $item = NULL, $account = NULL) {
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|
346
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// We do not support editing field collection revisions that are not used at
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|
347
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// the hosts default revision as saving the host might result in a new default
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348
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// revision.
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349
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if (isset($item) && !$item->isInUse() && $op != 'view') {
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350
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return FALSE;
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351
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}
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352
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if (user_access('administer field collections', $account)) {
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353
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return TRUE;
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354
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}
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355
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if (!isset($item)) {
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356
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return FALSE;
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|
357
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}
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358
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$op = $op == 'view' ? 'view' : 'edit';
|
|
359
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// Access is determined by the entity and field containing the reference.
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|
360
|
$field = field_info_field($item->field_name);
|
|
361
|
$entity_access = entity_access($op == 'view' ? 'view' : 'update', $item->hostEntityType(), $item->hostEntity(), $account);
|
|
362
|
return $entity_access && field_access($op, $field, $item->hostEntityType(), $item->hostEntity(), $account);
|
|
363
|
}
|
|
364
|
|
|
365
|
/**
|
|
366
|
* Deletion callback
|
|
367
|
*/
|
|
368
|
function field_collection_item_delete($id) {
|
|
369
|
$fci = field_collection_item_load($id);
|
|
370
|
if (!empty($fci)) {
|
|
371
|
$fci->delete();
|
|
372
|
}
|
|
373
|
}
|
|
374
|
|
|
375
|
/**
|
|
376
|
* Implements hook_theme().
|
|
377
|
*/
|
|
378
|
function field_collection_theme() {
|
|
379
|
return array(
|
|
380
|
'field_collection_item' => array(
|
|
381
|
'render element' => 'elements',
|
|
382
|
'template' => 'field-collection-item',
|
|
383
|
),
|
|
384
|
'field_collection_view' => array(
|
|
385
|
'render element' => 'element',
|
|
386
|
),
|
|
387
|
);
|
|
388
|
}
|
|
389
|
|
|
390
|
/**
|
|
391
|
* Implements hook_field_info().
|
|
392
|
*/
|
|
393
|
function field_collection_field_info() {
|
|
394
|
return array(
|
|
395
|
'field_collection' => array(
|
|
396
|
'label' => t('Field collection'),
|
|
397
|
'description' => t('This field stores references to embedded entities, which itself may contain any number of fields.'),
|
|
398
|
'instance_settings' => array(),
|
|
399
|
'default_widget' => 'field_collection_hidden',
|
|
400
|
'default_formatter' => 'field_collection_view',
|
|
401
|
// As of now there is no UI for setting the path.
|
|
402
|
'settings' => array(
|
|
403
|
'path' => '',
|
|
404
|
'hide_blank_items' => TRUE,
|
|
405
|
'hide_initial_item' => FALSE,
|
|
406
|
),
|
|
407
|
// Add entity property info.
|
|
408
|
'property_type' => 'field_collection_item',
|
|
409
|
'property_callbacks' => array('field_collection_entity_metadata_property_callback'),
|
|
410
|
),
|
|
411
|
);
|
|
412
|
}
|
|
413
|
|
|
414
|
/**
|
|
415
|
* Implements hook_field_instance_settings_form().
|
|
416
|
*/
|
|
417
|
function field_collection_field_instance_settings_form($field, $instance) {
|
|
418
|
|
|
419
|
$element['fieldset'] = array(
|
|
420
|
'#type' => 'fieldset',
|
|
421
|
'#title' => t('Default value'),
|
|
422
|
'#collapsible' => FALSE,
|
|
423
|
// As field_ui_default_value_widget() does, we change the #parents so that
|
|
424
|
// the value below is writing to $instance in the right location.
|
|
425
|
'#parents' => array('instance'),
|
|
426
|
);
|
|
427
|
// Be sure to set the default value to NULL, e.g. to repair old fields
|
|
428
|
// that still have one.
|
|
429
|
$element['fieldset']['default_value'] = array(
|
|
430
|
'#type' => 'value',
|
|
431
|
'#value' => NULL,
|
|
432
|
);
|
|
433
|
$element['fieldset']['content'] = array(
|
|
434
|
'#pre' => '<p>',
|
|
435
|
'#markup' => t('To specify a default value, configure it via the regular default value setting of each field that is part of the field collection. To do so, go to the <a href="!url">Manage fields</a> screen of the field collection.', array('!url' => url('admin/structure/field-collections/' . strtr($field['field_name'], array('_' => '-')) . '/fields'))),
|
|
436
|
'#suffix' => '</p>',
|
|
437
|
);
|
|
438
|
return $element;
|
|
439
|
}
|
|
440
|
|
|
441
|
/**
|
|
442
|
* Returns the base path to use for field collection items.
|
|
443
|
*/
|
|
444
|
function field_collection_field_get_path($field) {
|
|
445
|
if (empty($field['settings']['path'])) {
|
|
446
|
return 'field-collection/' . strtr($field['field_name'], array('_' => '-'));
|
|
447
|
}
|
|
448
|
return $field['settings']['path'];
|
|
449
|
}
|
|
450
|
|
|
451
|
/**
|
|
452
|
* Implements hook_field_settings_form().
|
|
453
|
*/
|
|
454
|
function field_collection_field_settings_form($field, $instance) {
|
|
455
|
$form['hide_blank_items'] = array(
|
|
456
|
'#type' => 'checkbox',
|
|
457
|
'#title' => t('Hide blank items'),
|
|
458
|
'#default_value' => $field['settings']['hide_blank_items'],
|
|
459
|
'#description' => t('Ordinarily a new blank item will be added to unlimited cardinality fields whenever they appear in a form. Checking this will prevent the blank item from appearing if the field already contains data.'),
|
|
460
|
'#weight' => 10,
|
|
461
|
'#states' => array(
|
|
462
|
// Show the setting if the cardinality is -1.
|
|
463
|
'visible' => array(
|
|
464
|
':input[name="field[cardinality]"]' => array('value' => '-1'),
|
|
465
|
),
|
|
466
|
),
|
|
467
|
);
|
|
468
|
$form['hide_initial_item'] = array(
|
|
469
|
'#type' => 'checkbox',
|
|
470
|
'#title' => t('Hide initial item'),
|
|
471
|
'#default_value' => $field['settings']['hide_initial_item'],
|
|
472
|
'#description' => t('Prevent the default blank item from appearing even if the field has no data yet. If checked, the user must explicitly add the field collection.'),
|
|
473
|
'#weight' => 11,
|
|
474
|
'#states' => array(
|
|
475
|
// Show the setting if the cardinality is -1 and hide_blank_items is checked.
|
|
476
|
'visible' => array(
|
|
477
|
':input[name="field[cardinality]"]' => array('value' => '-1'),
|
|
478
|
':input[name="field[settings][hide_blank_items]"]' => array('checked' => TRUE),
|
|
479
|
),
|
|
480
|
),
|
|
481
|
);
|
|
482
|
return $form;
|
|
483
|
}
|
|
484
|
|
|
485
|
/**
|
|
486
|
* Implements hook_field_insert().
|
|
487
|
*/
|
|
488
|
function field_collection_field_insert($host_entity_type, $host_entity, $field, $instance, $langcode, &$items) {
|
|
489
|
foreach ($items as &$item) {
|
|
490
|
if ($entity = field_collection_field_get_entity($item)) {
|
|
491
|
if (!empty($host_entity->is_new) && empty($entity->is_new)) {
|
|
492
|
// If the host entity is new but we have a field_collection that is not
|
|
493
|
// new, it means that its host is being cloned. Thus we need to clone
|
|
494
|
// the field collection entity as well.
|
|
495
|
$new_entity = clone $entity;
|
|
496
|
$new_entity->item_id = NULL;
|
|
497
|
$new_entity->revision_id = NULL;
|
|
498
|
$new_entity->is_new = TRUE;
|
|
499
|
$entity = $new_entity;
|
|
500
|
}
|
|
501
|
if (!empty($entity->is_new)) {
|
|
502
|
$entity->setHostEntity($host_entity_type, $host_entity, field_collection_entity_language($host_entity_type, $host_entity), FALSE);
|
|
503
|
}
|
|
504
|
$entity->save(TRUE);
|
|
505
|
$item = array(
|
|
506
|
'value' => $entity->item_id,
|
|
507
|
'revision_id' => $entity->revision_id,
|
|
508
|
);
|
|
509
|
}
|
|
510
|
}
|
|
511
|
}
|
|
512
|
|
|
513
|
/**
|
|
514
|
* Implements hook_field_update().
|
|
515
|
*
|
|
516
|
* Care about removed field collection items.
|
|
517
|
*
|
|
518
|
* Support saving field collection items in @code $item['entity'] @endcode. This
|
|
519
|
* may be used to seamlessly create field collection items during host-entity
|
|
520
|
* creation or to save changes to the host entity and its collections at once.
|
|
521
|
*/
|
|
522
|
function field_collection_field_update($host_entity_type, $host_entity, $field, $instance, $langcode, &$items) {
|
|
523
|
// When entity language is changed field values are moved to the new language
|
|
524
|
// and old values are marked as removed. We need to avoid processing them in
|
|
525
|
// this case.
|
|
526
|
$entity_langcode = field_collection_entity_language($host_entity_type, $host_entity);
|
|
527
|
$original = isset($host_entity->original) ? $host_entity->original : $host_entity;
|
|
528
|
$original_langcode = field_collection_entity_language($host_entity_type, $original);
|
|
529
|
$langcode = $langcode == $original_langcode ? $entity_langcode : $langcode;
|
|
530
|
|
|
531
|
$top_host = $host_entity;
|
|
532
|
while (method_exists($top_host, 'hostEntity')) {
|
|
533
|
$top_host = $top_host->hostEntity();
|
|
534
|
}
|
|
535
|
|
|
536
|
// Prevent workbench moderation from deleting field collections or paragraphs
|
|
537
|
// on node_save() during workbench_moderation_store(), when
|
|
538
|
// $host_entity->revision == 0.
|
|
539
|
if (!empty($top_host->workbench_moderation['updating_live_revision'])) {
|
|
540
|
return;
|
|
541
|
}
|
|
542
|
|
|
543
|
// Load items from the original entity.
|
|
544
|
$items_original = !empty($original->{$field['field_name']}[$langcode]) ? $original->{$field['field_name']}[$langcode] : array();
|
|
545
|
$original_by_id = array_flip(field_collection_field_item_to_ids($items_original));
|
|
546
|
|
|
547
|
foreach ($items as $delta => &$item) {
|
|
548
|
// In case the entity has been changed / created, save it and set the id.
|
|
549
|
// If the host entity creates a new revision, save new item-revisions as
|
|
550
|
// well.
|
|
551
|
if (isset($item['entity']) || !empty($host_entity->revision)) {
|
|
552
|
if ($entity = field_collection_field_get_entity($item)) {
|
|
553
|
// If the host entity is saved as new revision, do the same for the item.
|
|
554
|
if (!empty($host_entity->revision) || !empty($host_entity->is_new_revision)) {
|
|
555
|
$entity->revision = TRUE;
|
|
556
|
// Without this cache clear entity_revision_is_default will
|
|
557
|
// incorrectly return false here when creating a new published revision
|
|
558
|
if (!isset($cleared_host_entity_cache)) {
|
|
559
|
list($entity_id) = entity_extract_ids($host_entity_type, $host_entity);
|
|
560
|
entity_get_controller($host_entity_type)->resetCache(array($entity_id));
|
|
561
|
$cleared_host_entity_cache = true;
|
|
562
|
}
|
|
563
|
$is_default = entity_revision_is_default($host_entity_type, $host_entity);
|
|
564
|
// If an entity type does not support saving non-default entities,
|
|
565
|
// assume it will be saved as default.
|
|
566
|
if (!isset($is_default) || $is_default) {
|
|
567
|
$entity->default_revision = TRUE;
|
|
568
|
$entity->archived = FALSE;
|
|
569
|
}
|
|
570
|
else {
|
|
571
|
$entity->default_revision = FALSE;
|
|
572
|
}
|
|
573
|
}
|
|
574
|
|
|
575
|
if (!empty($entity->is_new)) {
|
|
576
|
$entity->setHostEntity($host_entity_type, $host_entity, $langcode, FALSE);
|
|
577
|
}
|
|
578
|
else {
|
|
579
|
$entity->updateHostEntity($host_entity, $host_entity_type);
|
|
580
|
}
|
|
581
|
|
|
582
|
$entity->save(TRUE);
|
|
583
|
|
|
584
|
$item = array(
|
|
585
|
'value' => $entity->item_id,
|
|
586
|
'revision_id' => $entity->revision_id,
|
|
587
|
);
|
|
588
|
}
|
|
589
|
}
|
|
590
|
|
|
591
|
unset($original_by_id[$item['value']]);
|
|
592
|
}
|
|
593
|
|
|
594
|
// If there are removed items, care about deleting the item entities.
|
|
595
|
if ($original_by_id) {
|
|
596
|
$ids = array_flip($original_by_id);
|
|
597
|
|
|
598
|
// If we are creating a new revision, the old-items should be kept but get
|
|
599
|
// marked as archived now.
|
|
600
|
if (!empty($host_entity->revision)) {
|
|
601
|
db_update('field_collection_item')
|
|
602
|
->fields(array('archived' => 1))
|
|
603
|
->condition('item_id', $ids, 'IN')
|
|
604
|
->execute();
|
|
605
|
}
|
|
606
|
else {
|
|
607
|
// Load items from the original entity from all languages checking which
|
|
608
|
// are the unused items.
|
|
609
|
$current_items = array();
|
|
610
|
$languages = language_list();
|
|
611
|
foreach ($languages as $langcode_value) {
|
|
612
|
$current_items += !empty($host_entity->{$field['field_name']}[$langcode_value->language]) ? $host_entity->{$field['field_name']}[$langcode_value->language] : array();
|
|
613
|
$current_by_id = field_collection_field_item_to_ids($current_items);
|
|
614
|
}
|
|
615
|
$items_to_remove = array_diff($ids, $current_by_id);
|
|
616
|
// Delete unused field collection items now.
|
|
617
|
foreach (field_collection_item_load_multiple($items_to_remove) as $un_item) {
|
|
618
|
$un_item->updateHostEntity($host_entity);
|
|
619
|
$un_item->deleteRevision(TRUE);
|
|
620
|
}
|
|
621
|
}
|
|
622
|
}
|
|
623
|
}
|
|
624
|
|
|
625
|
/**
|
|
626
|
* Implements hook_field_delete().
|
|
627
|
*/
|
|
628
|
function field_collection_field_delete($entity_type, $entity, $field, $instance, $langcode, &$items) {
|
|
629
|
// Also delete all embedded entities.
|
|
630
|
if ($ids = field_collection_field_item_to_ids($items)) {
|
|
631
|
// We filter out entities that are still being referenced by other
|
|
632
|
// host-entities. This should never be the case, but it might happened e.g.
|
|
633
|
// when modules cloned a node without knowing about field-collection.
|
|
634
|
$entity_info = entity_get_info($entity_type);
|
|
635
|
$entity_id_name = $entity_info['entity keys']['id'];
|
|
636
|
$field_column = key($field['columns']);
|
|
637
|
|
|
638
|
foreach ($ids as $id_key => $id) {
|
|
639
|
$query = new EntityFieldQuery();
|
|
640
|
$entities = $query
|
|
641
|
->fieldCondition($field['field_name'], $field_column, $id)
|
|
642
|
->execute();
|
|
643
|
unset($entities[$entity_type][$entity->$entity_id_name]);
|
|
644
|
|
|
645
|
if (!empty($entities[$entity_type])) {
|
|
646
|
// Filter this $id out.
|
|
647
|
unset($ids[$id_key]);
|
|
648
|
}
|
|
649
|
|
|
650
|
// Set a flag to remember that the host entity is being deleted. See
|
|
651
|
// FieldCollectionItemEntity::deleteHostEntityReference().
|
|
652
|
// Doing this on $entity is not sufficient because the cache for $entity
|
|
653
|
// may have been reset since it was loaded. That would cause
|
|
654
|
// hostEntity() to load it from the database later without the flag.
|
|
655
|
$field_collection_item = field_collection_item_load($id);
|
|
656
|
if ($field_collection_item) {
|
|
657
|
$hostEntity = $field_collection_item->hostEntity();
|
|
658
|
if (!empty($hostEntity)) {
|
|
659
|
$hostEntity->field_collection_deleting = TRUE;
|
|
660
|
}
|
|
661
|
}
|
|
662
|
}
|
|
663
|
|
|
664
|
entity_delete_multiple('field_collection_item', $ids);
|
|
665
|
}
|
|
666
|
}
|
|
667
|
|
|
668
|
/**
|
|
669
|
* Implements hook_field_delete_revision().
|
|
670
|
*/
|
|
671
|
function field_collection_field_delete_revision($entity_type, $entity, $field, $instance, $langcode, &$items) {
|
|
672
|
foreach ($items as $item) {
|
|
673
|
if (!empty($item['revision_id'])) {
|
|
674
|
if ($entity = field_collection_item_revision_load($item['revision_id'])) {
|
|
675
|
$entity->deleteRevision(TRUE);
|
|
676
|
}
|
|
677
|
}
|
|
678
|
}
|
|
679
|
}
|
|
680
|
|
|
681
|
/**
|
|
682
|
* Get an array of field collection item IDs stored in the given field items.
|
|
683
|
*/
|
|
684
|
function field_collection_field_item_to_ids($items) {
|
|
685
|
$ids = array();
|
|
686
|
foreach ($items as $item) {
|
|
687
|
if (!empty($item['value'])) {
|
|
688
|
$ids[] = $item['value'];
|
|
689
|
}
|
|
690
|
}
|
|
691
|
return $ids;
|
|
692
|
}
|
|
693
|
|
|
694
|
/**
|
|
695
|
* Implements hook_field_is_empty().
|
|
696
|
*/
|
|
697
|
function field_collection_field_is_empty($item, $field) {
|
|
698
|
if (!empty($item['value'])) {
|
|
699
|
return FALSE;
|
|
700
|
}
|
|
701
|
elseif (isset($item['entity'])) {
|
|
702
|
return field_collection_item_is_empty($item['entity']);
|
|
703
|
}
|
|
704
|
return TRUE;
|
|
705
|
}
|
|
706
|
|
|
707
|
/**
|
|
708
|
* Determines whether a field collection item entity is empty based on the collection-fields.
|
|
709
|
*/
|
|
710
|
function field_collection_item_is_empty(FieldCollectionItemEntity $item) {
|
|
711
|
$instances = field_info_instances('field_collection_item', $item->field_name);
|
|
712
|
$is_empty = TRUE;
|
|
713
|
|
|
714
|
// Check whether all fields are booleans.
|
|
715
|
$all_boolean = $instances && !(bool) array_filter($instances, '_field_collection_field_is_not_boolean');
|
|
716
|
|
|
717
|
foreach ($instances as $instance) {
|
|
718
|
$field_name = $instance['field_name'];
|
|
719
|
$field = field_info_field($field_name);
|
|
720
|
|
|
721
|
// Boolean fields as those are always considered non-empty, thus their
|
|
722
|
// information is not useful and can be skipped by default.
|
|
723
|
if (!$all_boolean && $field['type'] == 'list_boolean') {
|
|
724
|
continue;
|
|
725
|
}
|
|
726
|
|
|
727
|
// Determine the list of languages to iterate on.
|
|
728
|
$languages = field_available_languages('field_collection_item', $field);
|
|
729
|
|
|
730
|
foreach ($languages as $langcode) {
|
|
731
|
if (!empty($item->{$field_name}[$langcode])) {
|
|
732
|
// If at least one collection-field is not empty; the
|
|
733
|
// field collection item is not empty.
|
|
734
|
foreach ($item->{$field_name}[$langcode] as $field_item) {
|
|
735
|
if (!module_invoke($field['module'], 'field_is_empty', $field_item, $field)) {
|
|
736
|
$is_empty = FALSE;
|
|
737
|
}
|
|
738
|
}
|
|
739
|
}
|
|
740
|
}
|
|
741
|
}
|
|
742
|
|
|
743
|
// Allow other modules a chance to alter the value before returning.
|
|
744
|
drupal_alter('field_collection_is_empty', $is_empty, $item);
|
|
745
|
return $is_empty;
|
|
746
|
}
|
|
747
|
|
|
748
|
/**
|
|
749
|
* Callback used by array_filter in field_collection_is_empty.
|
|
750
|
*/
|
|
751
|
function _field_collection_field_is_not_boolean($instance) {
|
|
752
|
$field = field_info_field($instance['field_name']);
|
|
753
|
return $field['type'] != 'list_boolean';
|
|
754
|
}
|
|
755
|
|
|
756
|
/**
|
|
757
|
* Implements hook_field_formatter_info().
|
|
758
|
*/
|
|
759
|
function field_collection_field_formatter_info() {
|
|
760
|
return array(
|
|
761
|
'field_collection_list' => array(
|
|
762
|
'label' => t('Links to field collection items'),
|
|
763
|
'field types' => array('field_collection'),
|
|
764
|
'settings' => array(
|
|
765
|
'edit' => t('Edit'),
|
|
766
|
'translate' => t('Translate'),
|
|
767
|
'delete' => t('Delete'),
|
|
768
|
'add' => t('Add'),
|
|
769
|
'description' => TRUE,
|
|
770
|
),
|
|
771
|
),
|
|
772
|
'field_collection_view' => array(
|
|
773
|
'label' => t('Field collection items'),
|
|
774
|
'field types' => array('field_collection'),
|
|
775
|
'settings' => array(
|
|
776
|
'edit' => t('Edit'),
|
|
777
|
'delete' => t('Delete'),
|
|
778
|
'add' => t('Add'),
|
|
779
|
'description' => TRUE,
|
|
780
|
'view_mode' => 'full',
|
|
781
|
),
|
|
782
|
),
|
|
783
|
'field_collection_fields' => array(
|
|
784
|
'label' => t('Fields only'),
|
|
785
|
'field types' => array('field_collection'),
|
|
786
|
'settings' => array(
|
|
787
|
'view_mode' => 'full',
|
|
788
|
),
|
|
789
|
),
|
|
790
|
);
|
|
791
|
}
|
|
792
|
|
|
793
|
/**
|
|
794
|
* Implements hook_field_formatter_settings_form().
|
|
795
|
*/
|
|
796
|
function field_collection_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
|
|
797
|
$display = $instance['display'][$view_mode];
|
|
798
|
$settings = $display['settings'];
|
|
799
|
$elements = array();
|
|
800
|
|
|
801
|
if ($display['type'] != 'field_collection_fields') {
|
|
802
|
$elements['add'] = array(
|
|
803
|
'#type' => 'textfield',
|
|
804
|
'#title' => t('Add link title'),
|
|
805
|
'#default_value' => $settings['add'],
|
|
806
|
'#description' => t('Leave the title empty, to hide the link.'),
|
|
807
|
);
|
|
808
|
$elements['edit'] = array(
|
|
809
|
'#type' => 'textfield',
|
|
810
|
'#title' => t('Edit link title'),
|
|
811
|
'#default_value' => $settings['edit'],
|
|
812
|
'#description' => t('Leave the title empty, to hide the link.'),
|
|
813
|
);
|
|
814
|
$elements['translate'] = array(
|
|
815
|
'#type' => 'textfield',
|
|
816
|
'#title' => t('Translate link title'),
|
|
817
|
'#default_value' => $settings['translate'],
|
|
818
|
'#description' => t('Leave the title empty, to hide the link.'),
|
|
819
|
'#access' => field_collection_item_is_translatable(),
|
|
820
|
);
|
|
821
|
$elements['delete'] = array(
|
|
822
|
'#type' => 'textfield',
|
|
823
|
'#title' => t('Delete link title'),
|
|
824
|
'#default_value' => $settings['delete'],
|
|
825
|
'#description' => t('Leave the title empty, to hide the link.'),
|
|
826
|
);
|
|
827
|
$elements['description'] = array(
|
|
828
|
'#type' => 'checkbox',
|
|
829
|
'#title' => t('Show the field description beside the add link.'),
|
|
830
|
'#default_value' => $settings['description'],
|
|
831
|
'#description' => t('If enabled and the add link is shown, the field description is shown in front of the add link.'),
|
|
832
|
);
|
|
833
|
}
|
|
834
|
|
|
835
|
// Add a select form element for view_mode if viewing the rendered field_collection.
|
|
836
|
if ($display['type'] !== 'field_collection_list') {
|
|
837
|
|
|
838
|
$entity_type = entity_get_info('field_collection_item');
|
|
839
|
$options = array();
|
|
840
|
foreach ($entity_type['view modes'] as $mode => $info) {
|
|
841
|
$options[$mode] = $info['label'];
|
|
842
|
}
|
|
843
|
|
|
844
|
$elements['view_mode'] = array(
|
|
845
|
'#type' => 'select',
|
|
846
|
'#title' => t('View mode'),
|
|
847
|
'#options' => $options,
|
|
848
|
'#default_value' => $settings['view_mode'],
|
|
849
|
'#description' => t('Select the view mode'),
|
|
850
|
);
|
|
851
|
}
|
|
852
|
|
|
853
|
return $elements;
|
|
854
|
}
|
|
855
|
|
|
856
|
/**
|
|
857
|
* Implements hook_field_formatter_settings_summary().
|
|
858
|
*/
|
|
859
|
function field_collection_field_formatter_settings_summary($field, $instance, $view_mode) {
|
|
860
|
$display = $instance['display'][$view_mode];
|
|
861
|
$settings = $display['settings'];
|
|
862
|
$output = array();
|
|
863
|
|
|
864
|
if ($display['type'] !== 'field_collection_fields') {
|
|
865
|
$links = field_collection_get_operations($settings, TRUE);
|
|
866
|
if ($links) {
|
|
867
|
$output[] = t('Links: @links', array('@links' => check_plain(implode(', ', $links))));
|
|
868
|
}
|
|
869
|
else {
|
|
870
|
$output[] = t('Links: none');
|
|
871
|
}
|
|
872
|
}
|
|
873
|
|
|
874
|
if ($display['type'] !== 'field_collection_list') {
|
|
875
|
$entity_type = entity_get_info('field_collection_item');
|
|
876
|
if (!empty($entity_type['view modes'][$settings['view_mode']]['label'])) {
|
|
877
|
$output[] = t('View mode: @mode', array('@mode' => $entity_type['view modes'][$settings['view_mode']]['label']));
|
|
878
|
}
|
|
879
|
}
|
|
880
|
|
|
881
|
return implode('<br>', $output);
|
|
882
|
}
|
|
883
|
|
|
884
|
/**
|
|
885
|
* Implements hook_field_formatter_view().
|
|
886
|
*/
|
|
887
|
function field_collection_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
|
|
888
|
$element = array();
|
|
889
|
$settings = $display['settings'];
|
|
890
|
|
|
891
|
switch ($display['type']) {
|
|
892
|
case 'field_collection_list':
|
|
893
|
|
|
894
|
foreach ($items as $delta => $item) {
|
|
895
|
if ($field_collection = field_collection_field_get_entity($item)) {
|
|
896
|
$output = l($field_collection->label(), $field_collection->path());
|
|
897
|
$links = array();
|
|
898
|
foreach (field_collection_get_operations($settings) as $op => $label) {
|
|
899
|
if ($settings[$op] && entity_access($op == 'edit' ? 'update' : $op, 'field_collection_item', $field_collection)) {
|
|
900
|
$title = entity_i18n_string("field:{$field['field_name']}:{$instance['bundle']}:setting_$op", $settings[$op]);
|
|
901
|
$links[] = l($title, $field_collection->path() . '/' . $op, array('query' => drupal_get_destination()));
|
|
902
|
}
|
|
903
|
}
|
|
904
|
if ($links) {
|
|
905
|
$output .= ' (' . implode('|', $links) . ')';
|
|
906
|
}
|
|
907
|
$element[$delta] = array('#markup' => $output);
|
|
908
|
}
|
|
909
|
}
|
|
910
|
field_collection_field_formatter_links($element, $entity_type, $entity, $field, $instance, $langcode, $items, $display);
|
|
911
|
break;
|
|
912
|
|
|
913
|
case 'field_collection_view':
|
|
914
|
|
|
915
|
$view_mode = !empty($display['settings']['view_mode']) ? $display['settings']['view_mode'] : 'full';
|
|
916
|
foreach ($items as $delta => $item) {
|
|
917
|
if ($field_collection = field_collection_field_get_entity($item)) {
|
|
918
|
$element[$delta]['entity'] = $field_collection->view($view_mode);
|
|
919
|
$element[$delta]['#theme_wrappers'] = array('field_collection_view');
|
|
920
|
$element[$delta]['#attributes']['class'][] = 'field-collection-view';
|
|
921
|
$element[$delta]['#attributes']['class'][] = 'clearfix';
|
|
922
|
$element[$delta]['#attributes']['class'][] = drupal_clean_css_identifier('view-mode-' . $view_mode);
|
|
923
|
|
|
924
|
$links = array(
|
|
925
|
'#theme' => 'links__field_collection_view',
|
|
926
|
);
|
|
927
|
$links['#attributes']['class'][] = 'field-collection-view-links';
|
|
928
|
foreach (field_collection_get_operations($settings) as $op => $label) {
|
|
929
|
if ($settings[$op] && entity_access($op == 'edit' ? 'update' : $op, 'field_collection_item', $field_collection)) {
|
|
930
|
$links['#links'][$op] = array(
|
|
931
|
'title' => entity_i18n_string("field:{$field['field_name']}:{$instance['bundle']}:setting_$op", $settings[$op]),
|
|
932
|
'href' => $field_collection->path() . '/' . $op,
|
|
933
|
'query' => drupal_get_destination(),
|
|
934
|
);
|
|
935
|
}
|
|
936
|
}
|
|
937
|
$element[$delta]['links'] = $links;
|
|
938
|
}
|
|
939
|
}
|
|
940
|
field_collection_field_formatter_links($element, $entity_type, $entity, $field, $instance, $langcode, $items, $display);
|
|
941
|
if (!empty($items) || !empty($element['#suffix'])) {
|
|
942
|
$element['#attached']['css'][] = drupal_get_path('module', 'field_collection') . '/field_collection.theme.css';
|
|
943
|
}
|
|
944
|
break;
|
|
945
|
|
|
946
|
case 'field_collection_fields':
|
|
947
|
|
|
948
|
$view_mode = !empty($display['settings']['view_mode']) ? $display['settings']['view_mode'] : 'full';
|
|
949
|
foreach ($items as $delta => $item) {
|
|
950
|
if ($field_collection = field_collection_field_get_entity($item)) {
|
|
951
|
$element[$delta]['entity'] = $field_collection->view($view_mode);
|
|
952
|
}
|
|
953
|
}
|
|
954
|
break;
|
|
955
|
}
|
|
956
|
|
|
957
|
return $element;
|
|
958
|
}
|
|
959
|
|
|
960
|
/**
|
|
961
|
* Returns an array of enabled operations.
|
|
962
|
*/
|
|
963
|
function field_collection_get_operations($settings, $add = FALSE) {
|
|
964
|
$operations = array();
|
|
965
|
|
|
966
|
if ($add) {
|
|
967
|
$operations[] = 'add';
|
|
968
|
}
|
|
969
|
$operations[] = 'edit';
|
|
970
|
if (field_collection_item_is_translatable()) {
|
|
971
|
$operations[] = 'translate';
|
|
972
|
}
|
|
973
|
$operations[] = 'delete';
|
|
974
|
|
|
975
|
global $field_collection_operation_keys;
|
|
976
|
$field_collection_operation_keys = array_flip($operations);
|
|
977
|
$operations = array_filter(array_intersect_key($settings, $field_collection_operation_keys));
|
|
978
|
asort($operations);
|
|
979
|
|
|
980
|
return $operations;
|
|
981
|
}
|
|
982
|
|
|
983
|
/**
|
|
984
|
* Helper function to add links to a field collection field.
|
|
985
|
*/
|
|
986
|
function field_collection_field_formatter_links(&$element, $entity_type, $entity, $field, $instance, $langcode, $items, $display) {
|
|
987
|
$settings = $display['settings'];
|
|
988
|
$allow_create_item = FALSE;
|
|
989
|
|
|
990
|
if ($settings['add'] && ($field['cardinality'] == FIELD_CARDINALITY_UNLIMITED || count($items) < $field['cardinality'])) {
|
|
991
|
// Check whether the current is allowed to create a new item.
|
|
992
|
$field_collection_item = entity_create('field_collection_item', array('field_name' => $field['field_name']));
|
|
993
|
$field_collection_item->setHostEntity($entity_type, $entity, $langcode, FALSE);
|
|
994
|
|
|
995
|
if (entity_access('create', 'field_collection_item', $field_collection_item)) {
|
|
996
|
$allow_create_item = TRUE;
|
|
997
|
$path = field_collection_field_get_path($field);
|
|
998
|
list($id) = entity_extract_ids($entity_type, $entity);
|
|
999
|
$element['#suffix'] = '';
|
|
1000
|
if (!empty($settings['description'])) {
|
|
1001
|
$element['#suffix'] .= '<div class="description field-collection-description">' . field_filter_xss($instance['description']) . '</div>';
|
|
1002
|
}
|
|
1003
|
$title = entity_i18n_string("field:{$field['field_name']}:{$instance['bundle']}:setting_add", $settings['add']);
|
|
1004
|
$add_path = $path . '/add/' . $entity_type . '/' . $id;
|
|
1005
|
$element['#suffix'] .= '<ul class="action-links action-links-field-collection-add"><li>';
|
|
1006
|
$element['#suffix'] .= l($title, $add_path, array('query' => drupal_get_destination()));
|
|
1007
|
$element['#suffix'] .= '</li></ul>';
|
|
1008
|
}
|
|
1009
|
}
|
|
1010
|
// If there is no add link, add a special class to the last item.
|
|
1011
|
if (!empty($items) || $allow_create_item) {
|
|
1012
|
if (empty($element['#suffix'])) {
|
|
1013
|
$index = count(element_children($element)) - 1;
|
|
1014
|
$element[$index]['#attributes']['class'][] = 'field-collection-view-final';
|
|
1015
|
}
|
|
1016
|
|
|
1017
|
$element += array('#prefix' => '', '#suffix' => '');
|
|
1018
|
$element['#prefix'] .= '<div class="field-collection-container clearfix">';
|
|
1019
|
$element['#suffix'] .= '</div>';
|
|
1020
|
}
|
|
1021
|
|
|
1022
|
return $element;
|
|
1023
|
}
|
|
1024
|
|
|
1025
|
/**
|
|
1026
|
* Themes field collection items printed using the field_collection_view formatter.
|
|
1027
|
*/
|
|
1028
|
function theme_field_collection_view($variables) {
|
|
1029
|
$element = $variables['element'];
|
|
1030
|
return '<div' . drupal_attributes($element['#attributes']) . '>' . $element['#children'] . '</div>';
|
|
1031
|
}
|
|
1032
|
|
|
1033
|
/**
|
|
1034
|
* Implements hook_field_widget_info().
|
|
1035
|
*/
|
|
1036
|
function field_collection_field_widget_info() {
|
|
1037
|
return array(
|
|
1038
|
'field_collection_hidden' => array(
|
|
1039
|
'label' => t('Hidden'),
|
|
1040
|
'field types' => array('field_collection'),
|
|
1041
|
'behaviors' => array(
|
|
1042
|
'multiple values' => FIELD_BEHAVIOR_CUSTOM,
|
|
1043
|
'default value' => FIELD_BEHAVIOR_NONE,
|
|
1044
|
),
|
|
1045
|
),
|
|
1046
|
'field_collection_embed' => array(
|
|
1047
|
'label' => t('Embedded'),
|
|
1048
|
'field types' => array('field_collection'),
|
|
1049
|
'behaviors' => array(
|
|
1050
|
'multiple values' => FIELD_BEHAVIOR_DEFAULT,
|
|
1051
|
'default value' => FIELD_BEHAVIOR_NONE,
|
|
1052
|
),
|
|
1053
|
),
|
|
1054
|
);
|
|
1055
|
}
|
|
1056
|
|
|
1057
|
/**
|
|
1058
|
* Implements hook_field_widget_form().
|
|
1059
|
*/
|
|
1060
|
function field_collection_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
|
|
1061
|
static $recursion = 0;
|
|
1062
|
|
|
1063
|
switch ($instance['widget']['type']) {
|
|
1064
|
case 'field_collection_hidden':
|
|
1065
|
return $element;
|
|
1066
|
|
|
1067
|
case 'field_collection_embed':
|
|
1068
|
// If the field collection item form contains another field collection,
|
|
1069
|
// we might ran into a recursive loop. Prevent that.
|
|
1070
|
if ($recursion++ > 3) {
|
|
1071
|
drupal_set_message(t('The field collection item form has not been embedded to avoid recursive loops.'), 'error');
|
|
1072
|
return $element;
|
|
1073
|
}
|
|
1074
|
$field_parents = $element['#field_parents'];
|
|
1075
|
$field_name = $element['#field_name'];
|
|
1076
|
$language = $element['#language'];
|
|
1077
|
|
|
1078
|
// Nest the field collection item entity form in a dedicated parent space,
|
|
1079
|
// by appending [field_name, langcode, delta] to the current parent space.
|
|
1080
|
// That way the form values of the field collection item are separated.
|
|
1081
|
$parents = array_merge($field_parents, array($field_name, $language, $delta));
|
|
1082
|
|
|
1083
|
$element += array(
|
|
1084
|
'#element_validate' => array('field_collection_field_widget_embed_validate'),
|
|
1085
|
'#parents' => $parents,
|
|
1086
|
);
|
|
1087
|
|
|
1088
|
if ($field['cardinality'] == 1) {
|
|
1089
|
$element['#type'] = 'fieldset';
|
|
1090
|
}
|
|
1091
|
|
|
1092
|
$field_state = field_form_get_state($field_parents, $field_name, $language, $form_state);
|
|
1093
|
|
|
1094
|
if (field_collection_hide_blank_items($field) && $delta == $field_state['items_count'] && $delta > 0) {
|
|
1095
|
// Do not add a blank item. Also see
|
|
1096
|
// field_collection_field_attach_form() for correcting #max_delta.
|
|
1097
|
$recursion--;
|
|
1098
|
return FALSE;
|
|
1099
|
}
|
|
1100
|
elseif (field_collection_hide_blank_items($field) && $field_state['items_count'] == 0) {
|
|
1101
|
// We show one item, so also specify that as item count. So when the
|
|
1102
|
// add button is pressed the item count will be 2 and we show two items.
|
|
1103
|
$field_state['items_count'] = 1;
|
|
1104
|
}
|
|
1105
|
|
|
1106
|
if (isset($field_state['entity'][$delta])) {
|
|
1107
|
$field_collection_item = $field_state['entity'][$delta];
|
|
1108
|
}
|
|
1109
|
else {
|
|
1110
|
if (isset($items[$delta])) {
|
|
1111
|
$field_collection_item = field_collection_field_get_entity($items[$delta], $field_name);
|
|
1112
|
}
|
|
1113
|
// Show an empty collection if we have no existing one or it does not
|
|
1114
|
// load.
|
|
1115
|
if (empty($field_collection_item)) {
|
|
1116
|
$field_collection_item = entity_create('field_collection_item', array('field_name' => $field_name));
|
|
1117
|
$field_collection_item->setHostEntity($element['#entity_type'], $element['#entity'], $langcode);
|
|
1118
|
}
|
|
1119
|
|
|
1120
|
// Put our entity in the form state, so FAPI callbacks can access it.
|
|
1121
|
$field_state['entity'][$delta] = $field_collection_item;
|
|
1122
|
}
|
|
1123
|
|
|
1124
|
// Register a child entity translation handler to properly deal with the
|
|
1125
|
// entity form language.
|
|
1126
|
if (field_collection_item_is_translatable()) {
|
|
1127
|
$element['#host_entity_type'] = $element['#entity_type'];
|
|
1128
|
$element['#host_entity'] = $element['#entity'];
|
|
1129
|
// Give each field collection item a unique entity translation handler
|
|
1130
|
// ID, otherwise an infinite loop occurs when adding values to nested
|
|
1131
|
// field collection items.
|
|
1132
|
if (!isset($field_collection_item->entity_translation_handler_id)) {
|
|
1133
|
list($id, $revision_id) = entity_extract_ids('field_collection_item', $field_collection_item);
|
|
1134
|
$revision_id = isset($revision_id) ? $revision_id : 0;
|
|
1135
|
$field_collection_item->entity_translation_handler_id = 'field_collection_item' . '-' . (!empty($id) ? 'eid-' . $id . '-' . $revision_id : 'new-' . rand());
|
|
1136
|
}
|
|
1137
|
$element['#field_collection_item'] = $field_collection_item;
|
|
1138
|
field_collection_add_child_translation_handler($element);
|
|
1139
|
// Ensure this is executed even with cached forms. This is mainly useful
|
|
1140
|
// when dealing with AJAX calls.
|
|
1141
|
$element['#process'][] = 'field_collection_add_child_translation_handler';
|
|
1142
|
// Flag the field to be processed in field_collection_form_alter to
|
|
1143
|
// avoid adding incorrect translation hints.
|
|
1144
|
$address = array_slice($element['#parents'], 0, -2);
|
|
1145
|
if (empty($form['#field_collection_translation_fields']) || !in_array($address, $form['#field_collection_translation_fields'])) {
|
|
1146
|
$form['#field_collection_translation_fields'][] = $address;
|
|
1147
|
}
|
|
1148
|
}
|
|
1149
|
|
|
1150
|
// Add the subform
|
|
1151
|
field_form_set_state($field_parents, $field_name, $language, $form_state, $field_state);
|
|
1152
|
// Set the language to to parent entity language, because
|
|
1153
|
// field_content_languages() will always set $language to LANGUAGE_NONE.
|
|
1154
|
if (field_collection_item_is_translatable()) {
|
|
1155
|
field_attach_form('field_collection_item', $field_collection_item, $element, $form_state, entity_language($element['#host_entity_type'], $element['#host_entity']));
|
|
1156
|
}
|
|
1157
|
else {
|
|
1158
|
field_attach_form('field_collection_item', $field_collection_item, $element, $form_state, $language);
|
|
1159
|
}
|
|
1160
|
|
|
1161
|
// Make sure subfields get translatable clues (like 'all languages')
|
|
1162
|
if (field_collection_item_is_translatable() && variable_get('entity_translation_shared_labels', TRUE)) {
|
|
1163
|
foreach (element_children($element) as $key) {
|
|
1164
|
$element[$key]['#process'][] = 'entity_translation_element_translatability_clue';
|
|
1165
|
}
|
|
1166
|
}
|
|
1167
|
|
|
1168
|
if (empty($element['#required'])) {
|
|
1169
|
$element['#after_build'][] = 'field_collection_field_widget_embed_delay_required_validation';
|
|
1170
|
}
|
|
1171
|
|
|
1172
|
if ($field['cardinality'] == FIELD_CARDINALITY_UNLIMITED && empty($form_state['programmed'])) {
|
|
1173
|
$element['remove_button'] = array(
|
|
1174
|
'#delta' => $delta,
|
|
1175
|
'#name' => implode('_', $parents) . '_remove_button',
|
|
1176
|
'#type' => 'submit',
|
|
1177
|
'#value' => t('Remove'),
|
|
1178
|
'#validate' => array(),
|
|
1179
|
'#submit' => array('field_collection_remove_submit'),
|
|
1180
|
'#limit_validation_errors' => array(),
|
|
1181
|
'#ajax' => array(
|
|
1182
|
// 'wrapper' is filled in field_collection_field_attach_form().
|
|
1183
|
'callback' => 'field_collection_remove_js',
|
|
1184
|
'effect' => 'fade',
|
|
1185
|
),
|
|
1186
|
'#weight' => 1000,
|
|
1187
|
);
|
|
1188
|
}
|
|
1189
|
|
|
1190
|
$recursion--;
|
|
1191
|
return $element;
|
|
1192
|
}
|
|
1193
|
}
|
|
1194
|
|
|
1195
|
/**
|
|
1196
|
* Implements hook_entity_translation_source_field_state_alter()
|
|
1197
|
*/
|
|
1198
|
function field_collection_entity_translation_source_field_state_alter(&$field_state) {
|
|
1199
|
if (isset($field_state['entity'])) {
|
|
1200
|
module_load_include('inc', 'entity', 'includes/entity.ui');
|
|
1201
|
foreach ($field_state['entity'] as $delta => $entity) {
|
|
1202
|
if ($entity instanceof FieldCollectionItemEntity) {
|
|
1203
|
$field_state['entity'][$delta] = entity_ui_clone_entity('field_collection_item', $entity);
|
|
1204
|
}
|
|
1205
|
}
|
|
1206
|
}
|
|
1207
|
}
|
|
1208
|
|
|
1209
|
/**
|
|
1210
|
* Registers a child entity translation handler for the given element.
|
|
1211
|
*/
|
|
1212
|
function field_collection_add_child_translation_handler($element) {
|
|
1213
|
$handler = entity_translation_get_handler($element['#host_entity_type'], $element['#host_entity']);
|
|
1214
|
$handler->addChild('field_collection_item', $element['#field_collection_item']);
|
|
1215
|
return $element;
|
|
1216
|
}
|
|
1217
|
|
|
1218
|
/**
|
|
1219
|
* Implements hook_field_attach_form().
|
|
1220
|
*
|
|
1221
|
* Corrects #max_delta when we hide the blank field collection item.
|
|
1222
|
*
|
|
1223
|
* @see field_add_more_js()
|
|
1224
|
* @see field_collection_field_widget_form()
|
|
1225
|
*/
|
|
1226
|
function field_collection_field_attach_form($entity_type, $entity, &$form, &$form_state, $langcode) {
|
|
1227
|
|
|
1228
|
foreach (field_info_instances($entity_type, $form['#bundle']) as $field_name => $instance) {
|
|
1229
|
$field = field_info_field($field_name);
|
|
1230
|
|
|
1231
|
if ($field['type'] == 'field_collection' && field_collection_hide_blank_items($field)
|
|
1232
|
&& field_access('edit', $field, $entity_type) && $instance['widget']['type'] == 'field_collection_embed') {
|
|
1233
|
|
|
1234
|
$element_langcode = $form[$field_name]['#language'];
|
|
1235
|
if ($form[$field_name][$element_langcode]['#max_delta'] > 0) {
|
|
1236
|
$form[$field_name][$element_langcode]['#max_delta']--;
|
|
1237
|
}
|
|
1238
|
// Remove blank form elements and force user to explicitly add a field
|
|
1239
|
// collection if both 'hide_initial_item' and 'hide_blank_items' are TRUE.
|
|
1240
|
if ($field['settings']['hide_initial_item']
|
|
1241
|
&& $field['settings']['hide_blank_items']
|
|
1242
|
&& field_collection_item_is_empty($form[$field_name][$element_langcode][0]['#entity'])) {
|
|
1243
|
|
|
1244
|
_field_collection_process_children_attached($form[$field_name][$element_langcode][0]);
|
|
1245
|
unset($form[$field_name][$element_langcode][0]);
|
|
1246
|
unset($form_state['field']['#parents'][$field_name][$element_langcode][0]);
|
|
1247
|
}
|
|
1248
|
}
|
|
1249
|
|
|
1250
|
if ($field['type'] == 'field_collection'
|
|
1251
|
&& $field['cardinality'] == FIELD_CARDINALITY_UNLIMITED
|
|
1252
|
&& empty($form_state['programmed'])
|
|
1253
|
&& field_access('edit', $field, $entity_type)
|
|
1254
|
&& $instance['widget']['type'] == 'field_collection_embed') {
|
|
1255
|
|
|
1256
|
$element_langcode = $form[$field_name]['#language'];
|
|
1257
|
$element_wrapper = $form[$field_name][$element_langcode]['add_more']['#ajax']['wrapper'];
|
|
1258
|
for ($i = 0; $i <= $form[$field_name][$element_langcode]['#max_delta']; $i++) {
|
|
1259
|
if (isset($form[$field_name][$element_langcode][$i]['remove_button'])) {
|
|
1260
|
$form[$field_name][$element_langcode][$i]['remove_button']['#ajax']['wrapper'] = $element_wrapper;
|
|
1261
|
}
|
|
1262
|
}
|
|
1263
|
}
|
|
1264
|
}
|
|
1265
|
|
|
1266
|
// If FCs are translatable, make sure we mark any necessary sub-fields in the
|
|
1267
|
// FC widget as translatable as well.
|
|
1268
|
if ($entity_type == 'field_collection_item'
|
|
1269
|
&& field_collection_item_is_translatable()
|
|
1270
|
) {
|
|
1271
|
foreach (field_info_instances($entity_type, $form['#bundle']) as $field_name => $instance) {
|
|
1272
|
$field = field_info_field($field_name);
|
|
1273
|
if (isset($field['translatable'])) {
|
|
1274
|
$form[$field_name]['#multilingual'] = (boolean) $field['translatable'];
|
|
1275
|
}
|
|
1276
|
}
|
|
1277
|
}
|
|
1278
|
}
|
|
1279
|
|
|
1280
|
/**
|
|
1281
|
* Recurses through field children and processes thier attachments.
|
|
1282
|
*/
|
|
1283
|
function _field_collection_process_children_attached($elements) {
|
|
1284
|
if (empty($elements)) {
|
|
1285
|
return;
|
|
1286
|
}
|
|
1287
|
|
|
1288
|
if (isset($elements['#attached'])) {
|
|
1289
|
drupal_process_attached($elements);
|
|
1290
|
}
|
|
1291
|
|
|
1292
|
foreach (element_children($elements) as $key) {
|
|
1293
|
_field_collection_process_children_attached($elements[$key]);
|
|
1294
|
}
|
|
1295
|
}
|
|
1296
|
|
|
1297
|
/**
|
|
1298
|
* AJAX callback for removing a field collection item.
|
|
1299
|
*
|
|
1300
|
* This returns the new page content to replace the page content made obsolete
|
|
1301
|
* by the form submission.
|
|
1302
|
*
|
|
1303
|
* @see field_collection_remove_submit()
|
|
1304
|
*/
|
|
1305
|
function field_collection_remove_js($form, $form_state) {
|
|
1306
|
$button = $form_state['triggering_element'];
|
|
1307
|
|
|
1308
|
// Go one level up in the form, to the widgets container.
|
|
1309
|
$element = drupal_array_get_nested_value($form, array_slice($button['#array_parents'], 0, -2));
|
|
1310
|
$field_name = $element['#field_name'];
|
|
1311
|
$langcode = $element['#language'];
|
|
1312
|
$parents = $element['#field_parents'];
|
|
1313
|
|
|
1314
|
$field_state = field_form_get_state($parents, $field_name, $langcode, $form_state);
|
|
1315
|
|
|
1316
|
$field = $field_state['field'];
|
|
1317
|
if ($field['cardinality'] != FIELD_CARDINALITY_UNLIMITED) {
|
|
1318
|
return;
|
|
1319
|
}
|
|
1320
|
|
|
1321
|
return $element;
|
|
1322
|
}
|
|
1323
|
|
|
1324
|
/**
|
|
1325
|
* Submit callback to remove an item from the field UI multiple wrapper.
|
|
1326
|
*
|
|
1327
|
* When a remove button is submitted, we need to find the item that it
|
|
1328
|
* referenced and delete it. Since field UI has the deltas as a straight
|
|
1329
|
* unbroken array key, we have to renumber everything down. Since we do this
|
|
1330
|
* we *also* need to move all the deltas around in the $form_state['values'],
|
|
1331
|
* $form_state['input'], and $form_state['field'] so that user changed values
|
|
1332
|
* follow. This is a bit of a complicated process.
|
|
1333
|
*/
|
|
1334
|
function field_collection_remove_submit($form, &$form_state) {
|
|
1335
|
$button = $form_state['triggering_element'];
|
|
1336
|
$delta = $button['#delta'];
|
|
1337
|
|
|
1338
|
// Where in the form we'll find the parent element.
|
|
1339
|
$address = array_slice($button['#array_parents'], 0, -2);
|
|
1340
|
$values_address = array_slice($button['#parents'], 0, -2);
|
|
1341
|
|
|
1342
|
// Go one level up in the form, to the widgets container.
|
|
1343
|
$parent_element = drupal_array_get_nested_value($form, $address);
|
|
1344
|
$field_name = $parent_element['#field_name'];
|
|
1345
|
$langcode = $parent_element['#language'];
|
|
1346
|
$parents = $parent_element['#field_parents'];
|
|
1347
|
|
|
1348
|
$field_state = field_form_get_state($parents, $field_name, $langcode, $form_state);
|
|
1349
|
|
|
1350
|
// Use the actual array of field collection items as the upper limit of this
|
|
1351
|
// for loop rather than 'item_count'. This is because it will be creating extra
|
|
1352
|
// dummy items here and the two measures go out of sync after the fist delete.
|
|
1353
|
$field_collection_item_count = count($field_state['entity']) - 1;
|
|
1354
|
|
|
1355
|
// Go ahead and renumber everything from our delta to the last
|
|
1356
|
// item down one. This will overwrite the item being removed.
|
|
1357
|
for ($i = $delta; $i <= $field_collection_item_count; $i++) {
|
|
1358
|
$old_element_address = array_merge($address, array($i + 1));
|
|
1359
|
$old_element_values_address = array_merge($values_address, array($i + 1));
|
|
1360
|
$new_element_values_address = array_merge($values_address, array($i));
|
|
1361
|
|
|
1362
|
$moving_element = drupal_array_get_nested_value($form, $old_element_address);
|
|
1363
|
$moving_element_value = drupal_array_get_nested_value($form_state['values'], $old_element_values_address);
|
|
1364
|
$moving_element_input = drupal_array_get_nested_value($form_state['input'], $old_element_values_address);
|
|
1365
|
$moving_element_field = drupal_array_get_nested_value($form_state['field']['#parents'], $old_element_address);
|
|
1366
|
|
|
1367
|
// Tell the element where it's being moved to.
|
|
1368
|
$moving_element['#parents'] = $new_element_values_address;
|
|
1369
|
|
|
1370
|
// Move the element around.
|
|
1371
|
form_set_value($moving_element, $moving_element_value, $form_state);
|
|
1372
|
drupal_array_set_nested_value($form_state['input'], $moving_element['#parents'], $moving_element_input);
|
|
1373
|
drupal_array_set_nested_value($form_state['field']['#parents'], $moving_element['#parents'], $moving_element_field);
|
|
1374
|
|
|
1375
|
// Move the entity in our saved state.
|
|
1376
|
if (isset($field_state['entity'][$i + 1])) {
|
|
1377
|
$field_state['entity'][$i] = $field_state['entity'][$i + 1];
|
|
1378
|
}
|
|
1379
|
else {
|
|
1380
|
unset($field_state['entity'][$i]);
|
|
1381
|
}
|
|
1382
|
}
|
|
1383
|
|
|
1384
|
// Replace the deleted entity with an empty one. This helps to ensure that
|
|
1385
|
// trying to add a new entity won't ressurect a deleted entity from the
|
|
1386
|
// trash bin.
|
|
1387
|
$count = count($field_state['entity']);
|
|
1388
|
$field_state['entity'][$count] = entity_create('field_collection_item', array('field_name' => $field_name));
|
|
1389
|
|
|
1390
|
// Then remove the last item. But we must not go negative.
|
|
1391
|
if ($field_state['items_count'] > 0) {
|
|
1392
|
$field_state['items_count']--;
|
|
1393
|
}
|
|
1394
|
|
|
1395
|
// Fix the weights. Field UI lets the weights be in a range of
|
|
1396
|
// (-1 * item_count) to (item_count). This means that when we remove one,
|
|
1397
|
// the range shrinks; weights outside of that range then get set to
|
|
1398
|
// the first item in the select by the browser, floating them to the top.
|
|
1399
|
// We use a brute force method because we lost weights on both ends
|
|
1400
|
// and if the user has moved things around, we have to cascade because
|
|
1401
|
// if I have items weight weights 3 and 4, and I change 4 to 3 but leave
|
|
1402
|
// the 3, the order of the two 3s now is undefined and may not match what
|
|
1403
|
// the user had selected.
|
|
1404
|
$input = drupal_array_get_nested_value($form_state['input'], $values_address);
|
|
1405
|
// Sort by weight
|
|
1406
|
uasort($input, '_field_sort_items_helper');
|
|
1407
|
|
|
1408
|
// Reweight everything in the correct order.
|
|
1409
|
$weight = -1 * $field_state['items_count'];
|
|
1410
|
foreach ($input as $key => $item) {
|
|
1411
|
if ($item) {
|
|
1412
|
$input[$key]['_weight'] = $weight++;
|
|
1413
|
}
|
|
1414
|
}
|
|
1415
|
|
|
1416
|
drupal_array_set_nested_value($form_state['input'], $values_address, $input);
|
|
1417
|
field_form_set_state($parents, $field_name, $langcode, $form_state, $field_state);
|
|
1418
|
|
|
1419
|
$form_state['rebuild'] = TRUE;
|
|
1420
|
}
|
|
1421
|
|
|
1422
|
/**
|
|
1423
|
* Gets a field collection item entity for a given field item.
|
|
1424
|
*
|
|
1425
|
* @param $field_name
|
|
1426
|
* (optional) If given and there is no entity yet, a new entity object is
|
|
1427
|
* created for the given item.
|
|
1428
|
*
|
|
1429
|
* @return
|
|
1430
|
* The entity object or FALSE.
|
|
1431
|
*/
|
|
1432
|
function field_collection_field_get_entity(&$item, $field_name = NULL) {
|
|
1433
|
if (isset($item['entity'])) {
|
|
1434
|
return $item['entity'];
|
|
1435
|
}
|
|
1436
|
elseif (isset($item['value'])) {
|
|
1437
|
// By default always load the default revision, so caches get used.
|
|
1438
|
$entity = field_collection_item_load($item['value']);
|
|
1439
|
if ($entity && $entity->revision_id != $item['revision_id']) {
|
|
1440
|
// A non-default revision is a referenced, so load this one.
|
|
1441
|
$entity = field_collection_item_revision_load($item['revision_id']);
|
|
1442
|
}
|
|
1443
|
return $entity;
|
|
1444
|
}
|
|
1445
|
elseif (!isset($item['entity']) && isset($field_name)) {
|
|
1446
|
$item['entity'] = entity_create('field_collection_item', array('field_name' => $field_name));
|
|
1447
|
return $item['entity'];
|
|
1448
|
}
|
|
1449
|
return FALSE;
|
|
1450
|
}
|
|
1451
|
|
|
1452
|
/**
|
|
1453
|
* FAPI #after_build of an individual field collection element to delay the validation of #required.
|
|
1454
|
*/
|
|
1455
|
function field_collection_field_widget_embed_delay_required_validation(&$element, &$form_state) {
|
|
1456
|
// If the process_input flag is set, the form and its input is going to be
|
|
1457
|
// validated. Prevent #required (sub)fields from throwing errors while
|
|
1458
|
// their non-#required field collection item is empty.
|
|
1459
|
if ($form_state['process_input']) {
|
|
1460
|
_field_collection_collect_required_elements($element, $element['#field_collection_required_elements']);
|
|
1461
|
}
|
|
1462
|
return $element;
|
|
1463
|
}
|
|
1464
|
|
|
1465
|
function _field_collection_collect_required_elements(&$element, &$required_elements) {
|
|
1466
|
// Recurse through all children.
|
|
1467
|
foreach (element_children($element) as $key) {
|
|
1468
|
if (isset($element[$key]) && $element[$key]) {
|
|
1469
|
_field_collection_collect_required_elements($element[$key], $required_elements);
|
|
1470
|
}
|
|
1471
|
}
|
|
1472
|
if (!empty($element['#required'])) {
|
|
1473
|
$element['#required'] = FALSE;
|
|
1474
|
$required_elements[] = &$element;
|
|
1475
|
$element += array('#pre_render' => array());
|
|
1476
|
array_unshift($element['#pre_render'], 'field_collection_field_widget_render_required');
|
|
1477
|
}
|
|
1478
|
}
|
|
1479
|
|
|
1480
|
/**
|
|
1481
|
* #pre_render callback that ensures the element is rendered as being required.
|
|
1482
|
*/
|
|
1483
|
function field_collection_field_widget_render_required($element) {
|
|
1484
|
$element['#required'] = TRUE;
|
|
1485
|
return $element;
|
|
1486
|
}
|
|
1487
|
|
|
1488
|
/**
|
|
1489
|
* FAPI validation of an individual field collection element.
|
|
1490
|
*/
|
|
1491
|
function field_collection_field_widget_embed_validate($element, &$form_state, $complete_form) {
|
|
1492
|
$field = field_widget_field($element, $form_state);
|
|
1493
|
$field_parents = $element['#field_parents'];
|
|
1494
|
$field_name = $element['#field_name'];
|
|
1495
|
$language = $element['#language'];
|
|
1496
|
|
|
1497
|
$field_state = field_form_get_state($field_parents, $field_name, $language, $form_state);
|
|
1498
|
|
|
1499
|
// We have to populate the field_collection_item before we can attach it to
|
|
1500
|
// the form.
|
|
1501
|
if (isset($field_state['entity'][$element['#delta']])) {
|
|
1502
|
$field_collection_item = $field_state['entity'][$element['#delta']];
|
|
1503
|
}
|
|
1504
|
else {
|
|
1505
|
$field_values = drupal_array_get_nested_value($form_state['values'], $field_state['array_parents']);
|
|
1506
|
if ($field_values[$element['#delta']]) {
|
|
1507
|
$field_collection_item = entity_create('field_collection_item', array('field_name' => $field['field_name']));
|
|
1508
|
foreach ($field_values[$element['#delta']] as $key => $value) {
|
|
1509
|
if (property_exists($field_collection_item, $key)) {
|
|
1510
|
$field_collection_item->{$key} = $value;
|
|
1511
|
}
|
|
1512
|
}
|
|
1513
|
}
|
|
1514
|
}
|
|
1515
|
|
|
1516
|
// Attach field API validation of the embedded form.
|
|
1517
|
field_attach_form_validate('field_collection_item', $field_collection_item, $element, $form_state);
|
|
1518
|
|
|
1519
|
// Handle a possible language change.
|
|
1520
|
if (field_collection_item_is_translatable()) {
|
|
1521
|
$handler = entity_translation_get_handler('field_collection_item', $field_collection_item);
|
|
1522
|
$element_values = &drupal_array_get_nested_value($form_state['values'], $field_state['array_parents']);
|
|
1523
|
$element_form_state = array('values' => &$element_values[$element['#delta']]);
|
|
1524
|
$handler->entityFormLanguageWidgetSubmit($element, $element_form_state);
|
|
1525
|
}
|
|
1526
|
|
|
1527
|
// Now validate required elements if the entity is not empty.
|
|
1528
|
if (!field_collection_item_is_empty($field_collection_item) && !empty($element['#field_collection_required_elements'])) {
|
|
1529
|
foreach ($element['#field_collection_required_elements'] as &$elements) {
|
|
1530
|
|
|
1531
|
// Copied from _form_validate().
|
|
1532
|
if (isset($elements['#needs_validation'])) {
|
|
1533
|
$is_empty_multiple = (!count($elements['#value']));
|
|
1534
|
$is_empty_string = (is_string($elements['#value']) && drupal_strlen(trim($elements['#value'])) == 0);
|
|
1535
|
$is_empty_value = ($elements['#value'] === 0);
|
|
1536
|
$is_empty_option = (isset($elements['#options']['_none']) && $elements['#value'] == '_none');
|
|
1537
|
|
|
1538
|
// Validate fields with hook_field_is_empty. This will handle cases when
|
|
1539
|
// file entity passes validation when it shouldn't.
|
|
1540
|
$is_empty_field = FALSE;
|
|
1541
|
if (isset($elements['#field_name'])) {
|
|
1542
|
$field = field_info_field($elements['#field_name']);
|
|
1543
|
// Extract field values array with all columns from form_state.
|
|
1544
|
// The field we're looking at is always 3 levels deeper than field
|
|
1545
|
// collection field.
|
|
1546
|
$field_depth = count($elements['#field_parents']) + 3;
|
|
1547
|
$field_values = drupal_array_get_nested_value($form_state['values'], array_slice($elements['#array_parents'], 0, $field_depth));
|
|
1548
|
|
|
1549
|
// Special case lists since we don't get the correct array_parents.
|
|
1550
|
if (count($elements['#array_parents']) < $field_depth && is_array($field_values)) {
|
|
1551
|
$field_values = reset($field_values);
|
|
1552
|
}
|
|
1553
|
|
|
1554
|
$is_empty_field = module_invoke($field['module'], 'field_is_empty', $field_values, $field);
|
|
1555
|
}
|
|
1556
|
|
|
1557
|
if ($is_empty_multiple || $is_empty_string || $is_empty_value || $is_empty_option || $is_empty_field) {
|
|
1558
|
if (isset($elements['#title'])) {
|
|
1559
|
form_error($elements, t('@name field is required in the @collection collection.', array(
|
|
1560
|
'@name' => $elements['#title'],
|
|
1561
|
'@collection' => $field_state['instance']['label'],
|
|
1562
|
)));
|
|
1563
|
}
|
|
1564
|
else {
|
|
1565
|
form_error($elements);
|
|
1566
|
}
|
|
1567
|
}
|
|
1568
|
}
|
|
1569
|
}
|
|
1570
|
}
|
|
1571
|
|
|
1572
|
// Only if the form is being submitted, finish the collection entity and
|
|
1573
|
// prepare it for saving.
|
|
1574
|
if ($form_state['submitted'] && !form_get_errors()) {
|
|
1575
|
|
|
1576
|
field_attach_submit('field_collection_item', $field_collection_item, $element, $form_state);
|
|
1577
|
|
|
1578
|
// Load initial form values into $item, so any other form values below the
|
|
1579
|
// same parents are kept.
|
|
1580
|
$item = drupal_array_get_nested_value($form_state['values'], $element['#parents']);
|
|
1581
|
|
|
1582
|
// Set the _weight if it is a multiple field.
|
|
1583
|
if (isset($element['_weight']) && ($field['cardinality'] > 1 || $field['cardinality'] == FIELD_CARDINALITY_UNLIMITED)) {
|
|
1584
|
$item['_weight'] = $element['_weight']['#value'];
|
|
1585
|
}
|
|
1586
|
|
|
1587
|
// Ensure field columns are poroperly populated.
|
|
1588
|
$item['value'] = $field_collection_item->item_id;
|
|
1589
|
$item['revision_id'] = $field_collection_item->revision_id;
|
|
1590
|
|
|
1591
|
// Put the field collection item in $item['entity'], so it is saved with
|
|
1592
|
// the host entity via hook_field_presave() / field API if it is not empty.
|
|
1593
|
// @see field_collection_field_presave()
|
|
1594
|
$item['entity'] = $field_collection_item;
|
|
1595
|
form_set_value($element, $item, $form_state);
|
|
1596
|
}
|
|
1597
|
|
|
1598
|
}
|
|
1599
|
|
|
1600
|
/**
|
|
1601
|
* Implements hook_field_create_field().
|
|
1602
|
*/
|
|
1603
|
function field_collection_field_create_field($field) {
|
|
1604
|
if ($field['type'] == 'field_collection') {
|
|
1605
|
field_attach_create_bundle('field_collection_item', $field['field_name']);
|
|
1606
|
|
|
1607
|
// Clear caches.
|
|
1608
|
entity_info_cache_clear();
|
|
1609
|
// Do not directly issue menu rebuilds here to avoid potentially multiple
|
|
1610
|
// rebuilds. Instead, let menu_get_item() issue the rebuild on the next
|
|
1611
|
// request.
|
|
1612
|
variable_set('menu_rebuild_needed', TRUE);
|
|
1613
|
}
|
|
1614
|
}
|
|
1615
|
|
|
1616
|
/**
|
|
1617
|
* Implements hook_field_delete_field().
|
|
1618
|
*/
|
|
1619
|
function field_collection_field_delete_field($field) {
|
|
1620
|
if ($field['type'] == 'field_collection') {
|
|
1621
|
// Notify field.module that field collection was deleted.
|
|
1622
|
field_attach_delete_bundle('field_collection_item', $field['field_name']);
|
|
1623
|
|
|
1624
|
// Clear caches.
|
|
1625
|
entity_info_cache_clear();
|
|
1626
|
// Do not directly issue menu rebuilds here to avoid potentially multiple
|
|
1627
|
// rebuilds. Instead, let menu_get_item() issue the rebuild on the next
|
|
1628
|
// request.
|
|
1629
|
variable_set('menu_rebuild_needed', TRUE);
|
|
1630
|
}
|
|
1631
|
}
|
|
1632
|
|
|
1633
|
/**
|
|
1634
|
* Implements hook_i18n_string_list_{textgroup}_alter().
|
|
1635
|
*/
|
|
1636
|
function field_collection_i18n_string_list_field_alter(&$properties, $type, $instance) {
|
|
1637
|
if ($type == 'field_instance') {
|
|
1638
|
$field = field_info_field($instance['field_name']);
|
|
1639
|
|
|
1640
|
if ($field['type'] == 'field_collection' && !empty($instance['display'])) {
|
|
1641
|
|
|
1642
|
foreach ($instance['display'] as $view_mode => $display) {
|
|
1643
|
if ($display['type'] != 'field_collection_fields') {
|
|
1644
|
$display['settings'] += array('edit' => 'edit', 'translate' => 'translate', 'delete' => 'delete', 'add' => 'add');
|
|
1645
|
|
|
1646
|
$properties['field'][$instance['field_name']][$instance['bundle']]['setting_edit'] = array(
|
|
1647
|
'title' => t('Edit link title'),
|
|
1648
|
'string' => $display['settings']['edit'],
|
|
1649
|
);
|
|
1650
|
$properties['field'][$instance['field_name']][$instance['bundle']]['setting_translate'] = array(
|
|
1651
|
'title' => t('Edit translate title'),
|
|
1652
|
'string' => $display['settings']['translate'],
|
|
1653
|
);
|
|
1654
|
$properties['field'][$instance['field_name']][$instance['bundle']]['setting_delete'] = array(
|
|
1655
|
'title' => t('Delete link title'),
|
|
1656
|
'string' => $display['settings']['delete'],
|
|
1657
|
);
|
|
1658
|
$properties['field'][$instance['field_name']][$instance['bundle']]['setting_add'] = array(
|
|
1659
|
'title' => t('Add link title'),
|
|
1660
|
'string' => $display['settings']['add'],
|
|
1661
|
);
|
|
1662
|
}
|
|
1663
|
}
|
|
1664
|
}
|
|
1665
|
}
|
|
1666
|
}
|
|
1667
|
|
|
1668
|
/**
|
|
1669
|
* Implements hook_views_api().
|
|
1670
|
*/
|
|
1671
|
function field_collection_views_api() {
|
|
1672
|
return array(
|
|
1673
|
'api' => '3.0-alpha1',
|
|
1674
|
'path' => drupal_get_path('module', 'field_collection') . '/views',
|
|
1675
|
);
|
|
1676
|
}
|
|
1677
|
|
|
1678
|
/**
|
|
1679
|
* Implements hook_features_pipe_COMPONENT_alter() for field objects.
|
|
1680
|
*
|
|
1681
|
* This is used with Features v1.0 and v2.0 prior to beta2, newer releases
|
|
1682
|
* separated the field_base from the field_instance so this won't be used.
|
|
1683
|
*
|
|
1684
|
* @see field_collection_features_pipe_field_instance_alter().
|
|
1685
|
*/
|
|
1686
|
function field_collection_features_pipe_field_alter(&$pipe, $data, $export) {
|
|
1687
|
// Skip this if Features has been updated to v2.0-beta2 or newer as it will
|
|
1688
|
// use the separate field_instance integration instead.
|
|
1689
|
if (!function_exists('field_instance_features_export_options')) {
|
|
1690
|
// Add the fields of the field collection entity to the pipe.
|
|
1691
|
foreach ($data as $identifier) {
|
|
1692
|
if (($field = features_field_load($identifier)) && $field['field_config']['type'] == 'field_collection') {
|
|
1693
|
$fields = field_info_instances('field_collection_item', $field['field_config']['field_name']);
|
|
1694
|
foreach ($fields as $name => $field) {
|
|
1695
|
$pipe['field'][] = "{$field['entity_type']}-{$field['bundle']}-{$field['field_name']}";
|
|
1696
|
}
|
|
1697
|
}
|
|
1698
|
}
|
|
1699
|
}
|
|
1700
|
}
|
|
1701
|
|
|
1702
|
/**
|
|
1703
|
* Implements hook_features_pipe_COMPONENT_alter() for field_instance objects.
|
|
1704
|
*
|
|
1705
|
* This is used with Features v2.0-beta2 and newer.
|
|
1706
|
*/
|
|
1707
|
function field_collection_features_pipe_field_instance_alter(&$pipe, $data, $export) {
|
|
1708
|
// Add the fields of the field collection entity to the pipe.
|
|
1709
|
foreach ($data as $identifier) {
|
|
1710
|
if (($field = features_field_load($identifier)) && $field['field_config']['type'] == 'field_collection') {
|
|
1711
|
$fields = field_info_instances('field_collection_item', $field['field_config']['field_name']);
|
|
1712
|
foreach ($fields as $name => $field) {
|
|
1713
|
$pipe['field_instance'][] = "{$field['entity_type']}-{$field['bundle']}-{$field['field_name']}";
|
|
1714
|
}
|
|
1715
|
}
|
|
1716
|
}
|
|
1717
|
}
|
|
1718
|
|
|
1719
|
/**
|
|
1720
|
* Callback for generating entity metadata property info for our field instances.
|
|
1721
|
*
|
|
1722
|
* @see field_collection_field_info()
|
|
1723
|
*/
|
|
1724
|
function field_collection_entity_metadata_property_callback(&$info, $entity_type, $field, $instance, $field_type) {
|
|
1725
|
$property = &$info[$entity_type]['bundles'][$instance['bundle']]['properties'][$field['field_name']];
|
|
1726
|
// Set the bundle as we know it is the name of the field.
|
|
1727
|
$property['bundle'] = $field['field_name'];
|
|
1728
|
$property['getter callback'] = 'field_collection_field_property_get';
|
|
1729
|
$property['setter callback'] = 'field_collection_field_property_set';
|
|
1730
|
}
|
|
1731
|
|
|
1732
|
/**
|
|
1733
|
* Entity property info setter callback for the host entity property.
|
|
1734
|
*
|
|
1735
|
* As the property is of type entity, the value will be passed as a wrapped
|
|
1736
|
* entity.
|
|
1737
|
*/
|
|
1738
|
function field_collection_item_set_host_entity($item, $property_name, $wrapper) {
|
|
1739
|
if (empty($item->is_new)) {
|
|
1740
|
throw new EntityMetadataWrapperException('The host entity may be set only during creation of a field collection item.');
|
|
1741
|
}
|
|
1742
|
if (!isset($wrapper->{$item->field_name})) {
|
|
1743
|
throw new EntityMetadataWrapperException('The specified entity has no such field collection field.');
|
|
1744
|
}
|
|
1745
|
$entity_type = $wrapper->type();
|
|
1746
|
$field = field_info_field($item->field_name);
|
|
1747
|
$langcode = field_is_translatable($entity_type, $field) ? field_collection_entity_language($entity_type, $wrapper->value()) : LANGUAGE_NONE;
|
|
1748
|
$item->setHostEntity($wrapper->type(), $wrapper->value(), $langcode);
|
|
1749
|
}
|
|
1750
|
|
|
1751
|
/**
|
|
1752
|
* Entity property info getter callback for the host entity property.
|
|
1753
|
*/
|
|
1754
|
function field_collection_item_get_host_entity($item) {
|
|
1755
|
// As the property is defined as 'entity', we have to return a wrapped entity.
|
|
1756
|
return entity_metadata_wrapper($item->hostEntityType(), $item->hostEntity());
|
|
1757
|
}
|
|
1758
|
|
|
1759
|
/**
|
|
1760
|
* Entity property info getter callback for the field collection items.
|
|
1761
|
*
|
|
1762
|
* Like entity_metadata_field_property_get(), but additionally supports getting
|
|
1763
|
* not-yet saved collection items from @code $item['entity'] @endcode.
|
|
1764
|
*/
|
|
1765
|
function field_collection_field_property_get($entity, array $options, $name, $entity_type, $info) {
|
|
1766
|
$field = field_info_field($name);
|
|
1767
|
$langcode = field_language($entity_type, $entity, $name, isset($options['language']) ? $options['language']->language : NULL);
|
|
1768
|
$values = array();
|
|
1769
|
if (isset($entity->{$name}[$langcode])) {
|
|
1770
|
foreach ($entity->{$name}[$langcode] as $delta => $data) {
|
|
1771
|
// Wrappers do not support multiple entity references being revisions or
|
|
1772
|
// not yet saved entities. In the case of a single reference we can return
|
|
1773
|
// the entity object though.
|
|
1774
|
if ($field['cardinality'] == 1) {
|
|
1775
|
$values[$delta] = field_collection_field_get_entity($data);
|
|
1776
|
}
|
|
1777
|
elseif (isset($data['value'])) {
|
|
1778
|
$values[$delta] = $data['value'];
|
|
1779
|
}
|
|
1780
|
}
|
|
1781
|
}
|
|
1782
|
// For an empty single-valued field, we have to return NULL.
|
|
1783
|
return $field['cardinality'] == 1 ? ($values ? reset($values) : NULL) : $values;
|
|
1784
|
}
|
|
1785
|
|
|
1786
|
/**
|
|
1787
|
* Entity property info setter callback for the field collection items.
|
|
1788
|
*
|
|
1789
|
* Like entity_metadata_field_property_set(), but additionally supports
|
|
1790
|
* saving the revision id.
|
|
1791
|
*/
|
|
1792
|
function field_collection_field_property_set($entity, $name, $value, $langcode, $entity_type) {
|
|
1793
|
$field = field_info_field($name);
|
|
1794
|
$columns = array_keys($field['columns']);
|
|
1795
|
$langcode = entity_metadata_field_get_language($entity_type, $entity, $field, $langcode);
|
|
1796
|
$values = $field['cardinality'] == 1 ? array($value) : (array) $value;
|
|
1797
|
|
|
1798
|
$items = array();
|
|
1799
|
foreach ($values as $delta => $value) {
|
|
1800
|
if (isset($value)) {
|
|
1801
|
if ($value instanceof FieldCollectionItemEntity) {
|
|
1802
|
$items[$delta][$columns[0]] = $value->item_id;
|
|
1803
|
$items[$delta][$columns[1]] = $value->revision_id;
|
|
1804
|
}
|
|
1805
|
elseif (is_array($value) && isset($value['value']) && isset($value['revision_id'])) {
|
|
1806
|
$items[$delta][$columns[0]] = $value['value'];
|
|
1807
|
$items[$delta][$columns[1]] = $value['revision_id'];
|
|
1808
|
}
|
|
1809
|
else {
|
|
1810
|
$item = field_collection_item_load($value);
|
|
1811
|
$items[$delta][$columns[0]] = $item->item_id;
|
|
1812
|
$items[$delta][$columns[1]] = $item->revision_id;
|
|
1813
|
}
|
|
1814
|
}
|
|
1815
|
}
|
|
1816
|
$entity->{$name}[$langcode] = $items;
|
|
1817
|
// Empty the static field language cache, so the field system picks up any
|
|
1818
|
// possible new languages.
|
|
1819
|
drupal_static_reset('field_language');
|
|
1820
|
}
|
|
1821
|
|
|
1822
|
/**
|
|
1823
|
* Implements hook_devel_generate().
|
|
1824
|
*/
|
|
1825
|
function field_collection_devel_generate($object, $field, $instance, $bundle) {
|
|
1826
|
// Create a new field collection object and add fake data to its fields.
|
|
1827
|
$field_collection = entity_create('field_collection_item', array('field_name' => $field['field_name']));
|
|
1828
|
$field_collection->language = $object->language;
|
|
1829
|
$field_collection->setHostEntity($instance['entity_type'], $object, $object->language, FALSE);
|
|
1830
|
|
|
1831
|
devel_generate_fields($field_collection, 'field_collection_item', $field['field_name']);
|
|
1832
|
|
|
1833
|
$field_collection->save(TRUE);
|
|
1834
|
|
|
1835
|
return array(
|
|
1836
|
'value' => $field_collection->item_id,
|
|
1837
|
'revision_id' => $field_collection->revision_id,
|
|
1838
|
);
|
|
1839
|
}
|
|
1840
|
|
|
1841
|
/**
|
|
1842
|
* Determine if field collection items can be translated.
|
|
1843
|
*
|
|
1844
|
* @return
|
|
1845
|
* Boolean indicating whether field collection items can be translated.
|
|
1846
|
*/
|
|
1847
|
function field_collection_item_is_translatable() {
|
|
1848
|
return (bool) module_invoke('entity_translation', 'enabled', 'field_collection_item');
|
|
1849
|
}
|
|
1850
|
|
|
1851
|
/**
|
|
1852
|
* Implements hook_entity_translation_delete().
|
|
1853
|
*/
|
|
1854
|
function field_collection_entity_translation_delete($entity_type, $entity, $langcode) {
|
|
1855
|
if (field_collection_item_is_translatable()) {
|
|
1856
|
list(, , $bundle) = entity_extract_ids($entity_type, $entity);
|
|
1857
|
|
|
1858
|
foreach (field_info_instances($entity_type, $bundle) as $instance) {
|
|
1859
|
$field_name = $instance['field_name'];
|
|
1860
|
$field = field_info_field($field_name);
|
|
1861
|
|
|
1862
|
if ($field['type'] == 'field_collection') {
|
|
1863
|
$field_langcode = field_is_translatable($entity_type, $field) ? $langcode : LANGUAGE_NONE;
|
|
1864
|
|
|
1865
|
if (!empty($entity->{$field_name}[$field_langcode])) {
|
|
1866
|
foreach ($entity->{$field_name}[$field_langcode] as $delta => $item) {
|
|
1867
|
$field_collection_item = field_collection_field_get_entity($item);
|
|
1868
|
$handler = entity_translation_get_handler('field_collection_item', $field_collection_item);
|
|
1869
|
$translations = $handler->getTranslations();
|
|
1870
|
|
|
1871
|
if (isset($translations->data[$langcode])) {
|
|
1872
|
$handler->removeTranslation($langcode);
|
|
1873
|
$field_collection_item->save(TRUE);
|
|
1874
|
}
|
|
1875
|
}
|
|
1876
|
}
|
|
1877
|
}
|
|
1878
|
}
|
|
1879
|
}
|
|
1880
|
}
|
|
1881
|
|
|
1882
|
/**
|
|
1883
|
* Determines if the additional blank items should be displayed or not.
|
|
1884
|
*
|
|
1885
|
* @param array $field
|
|
1886
|
* The field info array.
|
|
1887
|
*
|
|
1888
|
* @return bool
|
|
1889
|
* TRUE if the additional blank items should be hidden, and FALSE if not.
|
|
1890
|
*/
|
|
1891
|
function field_collection_hide_blank_items($field) {
|
|
1892
|
return !empty($field['settings']['hide_blank_items']) && $field['cardinality'] == FIELD_CARDINALITY_UNLIMITED;
|
|
1893
|
}
|
|
1894
|
|
|
1895
|
/**
|
|
1896
|
* Implements hook_admin_menu_map().
|
|
1897
|
*/
|
|
1898
|
function field_collection_admin_menu_map() {
|
|
1899
|
if (user_access('administer field collections')) {
|
|
1900
|
$map['admin/structure/field-collections/%field_collection_field_name'] = array(
|
|
1901
|
'parent' => 'admin/structure/field-collections',
|
|
1902
|
'arguments' => array(
|
|
1903
|
array('%field_collection_field_name' => array_keys(field_read_fields(array('type' => 'field_collection')))),
|
|
1904
|
),
|
|
1905
|
);
|
|
1906
|
return $map;
|
|
1907
|
}
|
|
1908
|
}
|
|
1909
|
|
|
1910
|
/**
|
|
1911
|
* implements hook_entity_translation_insert
|
|
1912
|
*/
|
|
1913
|
function field_collection_entity_translation_insert($entity_type, $entity, $translation, $values = array()) {
|
|
1914
|
// Check if some of the values inserted are of a field_collection field
|
|
1915
|
if (!empty($values)) {
|
|
1916
|
foreach ($values as $field_name => $value) {
|
|
1917
|
$field = field_info_field($field_name);
|
|
1918
|
|
|
1919
|
if ($field['type'] == 'field_collection') {
|
|
1920
|
// We have found a field collection
|
|
1921
|
$language = $translation['language'];
|
|
1922
|
$source_language = $translation['source'];
|
|
1923
|
|
|
1924
|
if (!empty($value[$language])) {
|
|
1925
|
$source_items = !empty($entity->{$field_name}[$source_language]) ? field_collection_field_item_to_ids($entity->{$field_name}[$source_language]) : array();
|
|
1926
|
foreach ($value[$language] as $delta => $field_value) {
|
|
1927
|
if (!isset($field_value['entity'])) {
|
|
1928
|
if ($fc_entity = field_collection_field_get_entity($field_value)) {
|
|
1929
|
// Check if this field collection item belongs to the source language
|
|
1930
|
if (in_array($fc_entity->item_id, $source_items)) {
|
|
1931
|
// Clone the field collection item
|
|
1932
|
$new_fc_entity = clone $fc_entity;
|
|
1933
|
$new_fc_entity->item_id = NULL;
|
|
1934
|
$new_fc_entity->revision_id = NULL;
|
|
1935
|
$new_fc_entity->is_new = TRUE;
|
|
1936
|
|
|
1937
|
// Set the new entity for saving it later
|
|
1938
|
$entity->{$field_name}[$language][$delta]['entity'] = $new_fc_entity;
|
|
1939
|
}
|
|
1940
|
}
|
|
1941
|
}
|
|
1942
|
}
|
|
1943
|
}
|
|
1944
|
}
|
|
1945
|
}
|
|
1946
|
}
|
|
1947
|
}
|
