SmartDateDefaultFormatter.php in Smart Date 3.0.x

Namespace

Drupal\smart_date\Plugin\Field\FieldFormatter

File

src/Plugin/Field/FieldFormatter/SmartDateDefaultFormatter.php

<?php

namespace Drupal\smart_date\Plugin\Field\FieldFormatter;

use Drupal\Core\Form\FormStateInterface;
use Drupal\datetime\Plugin\Field\FieldFormatter\DateTimeDefaultFormatter;
use Drupal\smart_date\Entity\SmartDateFormat;
use Drupal\smart_date\SmartDateTrait;

/**
 * Plugin implementation of the 'Default' formatter for 'smartdate' fields.
 *
 * This formatter renders the time range using <time> elements, with
 * configurable date formats (from the list of configured formats) and a
 * separator.
 *
 * @FieldFormatter(
 *   id = "smartdate_default",
 *   label = @Translation("Smart Date Formatter"),
 *   field_types = {
 *     "smartdate",
 *     "daterange",
 *     "datetime"
 *   }
 * )
 */
class SmartDateDefaultFormatter extends DateTimeDefaultFormatter {
  use SmartDateTrait;

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'format' => 'default',
      'force_chronological' => 0,
      'add_classes' => 0,
    ] + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {

    // Use the upstream settings form, which gives us a control to override the
    // timezone.
    $form = parent::settingsForm($form, $form_state);

    // Remove the upstream format_type control, since we want the user to choose
    // a Smart Date Format instead.
    unset($form['format_type']);

    // Change the description of the timezone_override element.
    if (isset($form['timezone_override'])) {
      $form['timezone_override']['#description'] = $this
        ->t('The time zone selected here will be used unless overridden on an individual date.');
    }

    // Ask the user to choose a Smart Date Format.
    $smartDateFormatOptions = $this
      ->getAvailableSmartDateFormatOptions();
    $form['format'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Smart Date Format'),
      '#description' => $this
        ->t('Choose which display configuration to use.'),
      '#default_value' => $this
        ->getSetting('format'),
      '#options' => $smartDateFormatOptions,
    ];

    // Provide an option to force a chronological display.
    $form['force_chronological'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Force chronogical'),
      '#description' => $this
        ->t('Override any manual sorting or other differences.'),
      '#default_value' => $this
        ->getSetting('force_chronological'),
    ];

    // Provide an option to add spans around the date and time values.
    $form['add_classes'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Add classes'),
      '#description' => $this
        ->t('Add classed spans around the time and date values.'),
      '#default_value' => $this
        ->getSetting('add_classes'),
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary[] = $this
      ->getSetting('timezone_override') === '' ? t('No timezone override.') : t('Timezone overridden to %timezone.', [
      '%timezone' => $this
        ->getSetting('timezone_override'),
    ]);
    $summary[] = t('Smart date format: %format.', [
      '%format' => $this
        ->getSetting('format'),
    ]);
    return $summary;
  }

  /**
   * Get an array of available Smart Date format options.
   *
   * @return string[]
   *   An array of Smart Date Format machine names keyed to Smart Date Format
   *   names, suitable for use in an #options array.
   */
  protected function getAvailableSmartDateFormatOptions() {
    $formatOptions = [];
    $smartDateFormats = \Drupal::entityTypeManager()
      ->getStorage('smart_date_format')
      ->loadMultiple();
    foreach ($smartDateFormats as $type => $format) {
      if ($format instanceof SmartDateFormat) {
        $formatted = static::formatSmartDate(time(), time() + 3600, $format
          ->getOptions(), NULL, 'string');
        $formatOptions[$type] = $format
          ->label() . ' (' . $formatted . ')';
      }
    }
    return $formatOptions;
  }

}

Classes

Name	Description
SmartDateDefaultFormatter	Plugin implementation of the 'Default' formatter for 'smartdate' fields.