party_plugin_row_attached_entity.inc in Party 7

Row style plugin for displaying entities attached to a party. This will produce multiple rows per party, and is mostly intended for views which are filtered to a single party, thus showing a list of all of a party's attached entities.

File

includes/views/party_plugin_row_attached_entity.inc

<?php

/**
 * @file
 * Row style plugin for displaying entities attached to a party.
 * This will produce multiple rows per party, and is mostly intended for views
 * which are filtered to a single party, thus showing a list of all of a party's
 * attached entities.
 */

/**
 * Plugin class for displaying party attached entities with entity_view.
 *
 * Although we have a lot in common with entity_plugin_row_entity_view, there's
 * nothing useful we can inherit from it as it's fixed to a single entity type.
 */
class party_plugin_row_attached_entity extends views_plugin_row {
  public function options_form(&$form, &$form_state) {
    $form['note'] = array(
      '#markup' => t('Some options may go here in due course.'),
    );
    return $form;
  }

  /**
   * Add the fields we need to the query.
   */
  function query() {

    // Add the party id.
    $this->field_alias_pid = $this->view->query
      ->add_field('party', 'pid');

    // Add fields from {party_attached_entity} for loading entities.
    $this->field_alias_eid = $this->view->query
      ->add_field('party_attached_entity', 'eid');
    $this->field_alias_entity_type = $this->view->query
      ->add_field('party_attached_entity', 'entity_type');
  }

  /**
   * Use entity_load() to load all entities at once if they aren't loaded yet.
   */
  function pre_render($results) {
    $entities_to_load = array();
    $this->entities = array();
    foreach ($results as $index => $result) {
      $entity_type = $result->{$this->field_alias_entity_type};
      $id = $result->{$this->field_alias_eid};

      // We group this first by type.
      $entities_to_load[$entity_type][$index] = $id;
    }
    $this->entities = array();
    foreach ($entities_to_load as $entity_type => $entity_ids) {
      $entities = entity_load($entity_type, $entity_ids);
      $this->entities[$entity_type] = $entities;
    }
  }
  function render($result) {
    $entity_type = $result->{$this->field_alias_entity_type};
    $id = $result->{$this->field_alias_eid};
    $entity = $this->entities[$entity_type][$id];

    // Dose up the entity with the attaching party id, for our preprocess hook
    // party_preprocess_entity() to find.
    $party_id = $result->{$this->field_alias_pid};
    $entity->party_attaching_party = $party_id;
    $content = entity_view($entity_type, array(
      $id => $entity,
    ), 'party');
    return drupal_render($content);
  }

}

Classes

Name	Description
party_plugin_row_attached_entity	Plugin class for displaying party attached entities with entity_view.