ViewsSearchApiYearFilterDate.php in Views year filter 8

Namespace

Drupal\views_year_filter\Plugin\views\filter

File

src/Plugin/views/filter/ViewsSearchApiYearFilterDate.php

<?php

namespace Drupal\views_year_filter\Plugin\views\filter;

use Drupal\Core\Form\FormStateInterface;
use Drupal\search_api\Plugin\views\filter\SearchApiDate;
use Drupal\views_year_filter\DateViewsTrait;

/**
 * Date/time views filter.
 *
 * Even thought dates are stored as strings, the numeric filter is extended
 * because it provides more sensible operators.
 *
 * @ingroup views_filter_handlers
 *
 * @ViewsFilter("search_api_date_with_more_options")
 */
class ViewsSearchApiYearFilterDate extends SearchApiDate {
  use DateViewsTrait;

  /**
   * {@inheritdoc}
   */
  protected function valueForm(&$form, FormStateInterface $form_state) {
    parent::valueForm($form, $form_state);
    if (!$form_state
      ->get('exposed')) {
      $form['value']['type'] = [
        '#type' => 'radios',
        '#title' => $this
          ->t('Value type'),
        '#options' => [
          'date' => $this
            ->t('A date in any machine readable format. CCYY-MM-DD HH:MM:SS is preferred.'),
          'date_year' => $this
            ->t('A date in yyyy format.'),
          'offset' => $this
            ->t('An offset from the current time such as "@example1" or "@example2"', [
            '@example1' => '+1 day',
            '@example2' => '-2 hours -30 minutes',
          ]),
        ],
        '#default_value' => isset($this->value['type']) ? $this->value['type'] : 'date',
      ];

      // Add js to handle year filter state.
      $form['#attached']['library'][] = 'views_year_filter/year_filter';
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function opSimple($field) {

    // If year filter selected.
    if (!empty($this->value['type']) && $this->value['type'] == 'date_year' && isset($this->value['value'])) {

      // Get the value.
      $startDate = intval($this->value['value']) . '-01-01 00:00:01';
      $endDate = intval($this->value['value']) . '-12-31 23:59:59';
      $this
        ->getQuery()
        ->addCondition($this->realField, [
        strtotime($startDate),
        strtotime($endDate),
      ], 'BETWEEN', $this->options['group']);
    }
    else {
      parent::opSimple($field);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function buildExposedForm(&$form, FormStateInterface $form_state) {
    parent::buildExposedForm($form, $form_state);
    $this
      ->applyDatePopupToForm($form);
  }

}

Classes

Name	Description
ViewsSearchApiYearFilterDate	Date/time views filter.