EntityReferenceBehavior_Merci.class.php in MERCI (Manage Equipment Reservations, Checkout and Inventory) 7.3

CTools plugin class for the taxonomy-index behavior.

File

merci_entityref_behavior/plugins/behavior/EntityReferenceBehavior_Merci.class.php

<?php

/**
 * @file
 * CTools plugin class for the taxonomy-index behavior.
 */

/**
 * Extends an entityreference field to maintain its references to taxonomy terms
 * in the {taxonomy_index} table.
 *
 * Note, unlike entityPostInsert() and entityPostUpdate(), entityDelete()
 * is not needed as cleanup is performed by taxonomy module in
 * taxonomy_delete_node_index().
 */
class EntityReferenceBehavior_Merci extends EntityReference_BehaviorHandler_Abstract {

  /**
   * Overrides EntityReference_BehaviorHandler_Abstract::access().
   *
   * Ensure that it is only enabled for ER instances on nodes targeting
   * terms, and the core variable to maintain index is enabled.
   */
  public function access($field, $instance) {
    return true;
  }
  public function presave($entity_type, $entity, $field, $instance, $langcode, &$items) {

    // merci_api_presave_reference($entity_type, $entity, $field, $instance, $langcode, $items, &$errors);
  }
  public function insert($entity_type, $entity, $field, $instance, $langcode, &$items) {

    //merci_api_insert_reference($entity_type, $entity, $field, $instance, $langcode, $items, &$errors);
  }

  /**
   * Overrides EntityReference_BehaviorHandler_Abstract::entityPostInsert().
   *
   * Runs after hook_node_insert() used by taxonomy module.
   */
  public function entityPostInsert($entity_type, $entity, $field, $instance) {
  }

  /**
   * Overrides EntityReference_BehaviorHandler_Abstract::entityPostUpdate().
   *
   * Runs after hook_node_update() used by taxonomy module.
   */
  public function entityPostUpdate($entity_type, $entity, $field, $instance) {
  }

  /**
   * Overrides EntityReference_BehaviorHandler_Abstract::settingsForm().
   */
  public function settingsForm($field, $instance) {
    $form = array();
    $fields_info = field_info_instances($instance['entity_type'], $instance['bundle']);
    $date_fields = array();
    $date_fields = array(
      'disabled' => t('Disabled'),
    );
    foreach ($fields_info as $field_name => $info) {
      $more_info = field_info_field($field_name);
      if ($more_info['type'] == 'datetime' || $more_info['type'] == 'date' || $more_info['type'] == 'datestamp') {
        $date_fields[$field_name] = $info['label'];
      }
    }
    $settings = $field['settings']['handler_settings']['behaviors']['merci'];
    $default_value = (array_key_exists('merci', $settings) and array_key_exists('merci_date_field', $settings['merci'])) ? $settings['merci']['merci_date_field'] : 'disabled';
    $form['merci'] = array(
      '#type' => 'fieldset',
      '#title' => t('Merci'),
      '#collapsible' => TRUE,
      '#collapsed' => $default_value == 'disabled' ? true : false,
    );
    if (empty($date_fields)) {
      $form['merci']['merci_date_field'] = array(
        '#markup' => t('Please add a date field to this entity to use to filter reservations.'),
      );
    }
    else {
      $form['merci']['merci_date_field'] = array(
        '#type' => 'select',
        '#title' => t('Date field'),
        '#options' => $date_fields,
        '#default_value' => $default_value,
        '#description' => t('Select the date field to use to limit reservations of this entity field.'),
      );
    }
    return $form;
  }
  public function validate($entity_type, $entity, $field, $instance, $langcode, $items, &$errors) {

    // Check of conflicts.
    if (!$entity) {
      return;
    }
    $context = array(
      'quantity_field' => 'field_quantity',
      'date_field' => $field['settings']['handler_settings']['behaviors']['merci']['merci']['merci_date_field'],
      'item_field' => $field['field_name'],
    );
    $line_item_wrapper = entity_metadata_wrapper($entity_type, $entity);
    $controller = merci_get_controller($line_item_wrapper, 'non_inventory', $context);
    foreach ($controller
      ->getErrors() as $delta => $errors) {
      $msg = array();
      if (array_key_exists(MERCI_ERROR_TOO_MANY, $errors)) {
        $msg[] = $errors[MERCI_ERROR_TOO_MANY];
      }
      elseif (array_key_exists(MERCI_ERROR_CONFLICT, $errors)) {
        foreach ($errors[MERCI_ERROR_CONFLICT] as $date_start => $message) {
          $msg[] = $message;
        }
      }
      $errors[$field['field_name']][$langcode][$delta][] = array(
        'error' => 'merci',
        'message' => implode('<br>', $msg),
      );
    }
  }

}

Classes

Name	Description
EntityReferenceBehavior_Merci	Extends an entityreference field to maintain its references to taxonomy terms in the {taxonomy_index} table.