<?php

use Drupal\Core\Entity\EntityInterface;
use Drupal\Component\Utility\Html;

/**
 * Implements hook_ENTITY_TYPE_presave().
 */
function disciplearea_node_presave(EntityInterface $node) {

  if (($node->getType() == 'blog_post') && ($node->isNew())) {

    $value = \Drupal::request()->query->get('cid');
    $value = Html::escape($value);

    $node->set('field_community', $value);
  }
}


// In NEWS FOR THIS PLACE, we needed to combine Posts and Events, sorted by Posts.authored_on and Events.field_when
function disciplearea_views_query_alter( $view, $query )
{
  switch ( $view -> id() )
  {
    case 'masonry':
      $query -> orderby = [];
      $query -> addOrderBy( NULL, "CASE node_field_data.type WHEN 'event' THEN node__field_when.field_when_value ELSE node_field_data.created END", 'DESC', 'order_field' );
    break;
  }
}