tide_search.module

<?php

/**
 * @file
 * Tide Search module functionality.
 */

use Drupal\search_api\IndexInterface;

/**
 * Implements hook_search_api_index_items_alter().
 */
function tide_search_search_api_index_items_alter(IndexInterface $index, array &$items) {
  // Get any fields of type date and format it's value to align with RFC-3339.
  $index_fields = $index->getFields();
  $date_field_ids = [];
  foreach ($index_fields as $field_id => $index_field) {
    if ($index_field->getType() === 'date') {
      $date_field_ids[$field_id] = $field_id;
    }
  }
  foreach ($items as $item) {
    foreach ($date_field_ids as $field_id) {
      $date_field = $item->getField($field_id);
      if ($date_field) {
        $values = $date_field->getValues();
        foreach ($values as &$value) {
          $value = _tide_search_get_formatted_date($value);
        }
        unset($value);
        $date_field->setValues($values);
        $item->setField($field_id, $date_field);
      }
    }
  }
}

/**
 * Converts timestamp to RFC-3339 format.
 *
 * @param int $ts
 *   Timestamp.
 *
 * @return string
 *   Formatted date.
 */
function _tide_search_get_formatted_date($ts) {
  if (!is_numeric($ts)) {
    return $ts;
  }
  $config = \Drupal::config('system.date');
  $timezone = new DateTimeZone($config->get('timezone.default'));
  $date = new \Datetime();
  $date->setTimezone($timezone);
  $date = $date->setTimestamp($ts);

  return $date->format('Y-m-d\TH:i:sP');
}

/**
 * Implements hook_admin_audit_trail_handlers().
 */
function tide_search_admin_audit_trail_handlers() {
  // Page event log handler.
  $handlers = [];
  $handlers['tide_search'] = [
    'title' => t('Tide Search'),
  ];
  return $handlers;
}