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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\datetime\Plugin\Field\FieldFormatter\DateTimeCustomFormatter. | |
| */ | |
| namespace Drupal\datetime\Plugin\Field\FieldFormatter; | |
| use Drupal\Core\Datetime\DrupalDateTime; | |
| use Drupal\Core\Field\FieldItemListInterface; | |
| use Drupal\Core\Form\FormStateInterface; | |
| /** | |
| * Plugin implementation of the 'Custom' formatter for 'datetime' fields. | |
| * | |
| * @FieldFormatter( | |
| * id = "datetime_custom", | |
| * label = @Translation("Custom"), | |
| * field_types = { | |
| * "datetime" | |
| * } | |
| *) | |
| */ | |
| class DateTimeCustomFormatter extends DateTimeFormatterBase { | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public static function defaultSettings() { | |
| return array( | |
| 'date_format' => DATETIME_DATETIME_STORAGE_FORMAT, | |
| ) + parent::defaultSettings(); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function viewElements(FieldItemListInterface $items, $langcode) { | |
| $elements = array(); | |
| foreach ($items as $delta => $item) { | |
| $output = ''; | |
| if (!empty($item->date)) { | |
| /** @var \Drupal\Core\Datetime\DrupalDateTime $date */ | |
| $date = $item->date; | |
| if ($this->getFieldSetting('datetime_type') == 'date') { | |
| // A date without time will pick up the current time, use the default. | |
| datetime_date_default_time($date); | |
| } | |
| $this->setTimeZone($date); | |
| $output = $this->formatDate($date); | |
| } | |
| $elements[$delta] = [ | |
| '#markup' => $output, | |
| '#cache' => [ | |
| 'contexts' => [ | |
| 'timezone', | |
| ], | |
| ], | |
| ]; | |
| } | |
| return $elements; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| protected function formatDate($date) { | |
| $format = $this->getSetting('date_format'); | |
| $timezone = $this->getSetting('timezone_override'); | |
| return $this->dateFormatter->format($date->getTimestamp(), 'custom', $format, $timezone != '' ? $timezone : NULL); | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function settingsForm(array $form, FormStateInterface $form_state) { | |
| $form = parent::settingsForm($form, $form_state); | |
| $form['date_format'] = array( | |
| '#type' => 'textfield', | |
| '#title' => $this->t('Date/time format'), | |
| '#description' => $this->t('See <a href=":url" target="_blank">the documentation for PHP date formats</a>.', [':url' => 'http://php.net/manual/function.date.php']), | |
| '#default_value' => $this->getSetting('date_format'), | |
| ); | |
| return $form; | |
| } | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function settingsSummary() { | |
| $summary = parent::settingsSummary(); | |
| $date = new DrupalDateTime(); | |
| $this->setTimeZone($date); | |
| $summary[] = $date->format($this->getSetting('date_format'), $this->getFormatSettings()); | |
| return $summary; | |
| } | |
| } |