votingapi_widgets.module

<?php

/**
 * @file
 * Contains votingapi_widgets.module..
 */

use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\field\Entity\FieldStorageConfig;
use Drupal\core\Entity\EntityTypeInterface;
use Drupal\Core\Field\BaseFieldDefinition;
use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;

/**
 * Implements hook_help().
 */
function votingapi_widgets_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the votingapi_widgets module.
    case 'help.page.votingapi_widgets':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('Voting API Widgets') . '</p>';
      return $output;

    default:
  }
}

/**
 * Implements hook_entity_base_field_info().
 */
function votingapi_widgets_entity_base_field_info(EntityTypeInterface $entity_type) {
  // Add the field_name as a base field.
  if ($entity_type->id() != 'vote') {
    return;
  }
  $fields = array();

  $fields['field_name'] = BaseFieldDefinition::create('string')
    ->setLabel(t('Field name'))
    ->setName('field_name')
    ->setRevisionable(FALSE)
    ->setRequired(FALSE)
    ->setDescription(t('Holds the field name.'))
    ->setPropertyConstraints('value', array('Length' => array('max' => FieldStorageConfig::NAME_MAX_LENGTH)));

  return $fields;
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function votingapi_widgets_form_field_storage_config_edit_form_alter(&$form, FormStateInterface $form_state) {
  if ($form_state->getFormObject()->getEntity()->bundle() == 'voting_api_field') {
    // We only support posting one comment at the time so it doesn't make sense
    // to let the site builder choose anything else.
    $form['cardinality_container']['cardinality']['#default_value'] = 1;
    $form['cardinality_container']['#access'] = FALSE;
  }
}

/**
 * Implements hook_entity_type_build().
 */
function votingapi_widgets_entity_type_build(array &$entity_types) {
  $plugins = \Drupal::service('plugin.manager.voting_api_widget.processor')->getDefinitions();
  foreach ($plugins as $plugin_id => $definition) {
    $entity_types['vote']->setFormClass('votingapi_' . $plugin_id, 'Drupal\votingapi_widgets\Form\BaseRatingForm');
  }
}

/**
 * Implements hook_theme_suggestions_alter().
 */
function votingapi_widgets_theme_suggestions_alter(array &$suggestions, array $variables, $hook) {
  if ($hook == 'votingapi_widgets_summary') {
    $entity = $variables['vote'];
    $content = \Drupal::service('entity_type.manager')->getStorage($entity->getVotedEntityType())->load($entity->getVotedEntityId());
    $fieldSettings = FieldConfig::loadByName($content->getEntityTypeId(), $content->bundle(), $variables['field_name']);
    $plugin = $fieldSettings->getSetting('vote_plugin');

    $suggestions[] = $hook . '__' . $plugin;
    $suggestions[] = $hook . '__' . $plugin . '__' . $entity->field_name->value;
    $suggestions[] = $hook . '__' . $plugin . '__' . $content->getEntityTypeId();
    $suggestions[] = $hook . '__' . $plugin . '__' . $content->getEntityTypeId() . '__' . $content->bundle() . '__' . $entity->field_name->value;
    $suggestions[] = $hook . '__' . $plugin . '__' . $content->getEntityTypeId() . '__' . $content->bundle();
  }
}

/**
 * Implements hook_theme().
 */
function votingapi_widgets_theme() {
  return [
    'votingapi_widgets_summary' => [
      'variables' => [
        'results' => [],
        'vote'    => NULL,
        'field_name'  => NULL,
      ],
    ],
  ];
}