function TimestampFormatter::viewElements

Overrides FormatterInterface::viewElements

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampFormatter.php, line 162

Class

TimestampFormatter

Plugin implementation of the 'timestamp' formatter.

Namespace

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
    $elements = [];
    $date_format = $this->getSetting('date_format');
    $custom_date_format = '';
    $timezone = $this->getSetting('timezone') ?: NULL;
    $langcode = NULL;
    // If an RFC2822 date format is requested, then the month and day have to
    // be in English. @see http://www.faqs.org/rfcs/rfc2822.html
    if ($date_format === 'custom' && ($custom_date_format = $this->getSetting('custom_date_format')) === 'r') {
        $langcode = 'en';
    }
    foreach ($items as $delta => $item) {
        $elements[$delta] = [
            '#cache' => [
                'contexts' => [
                    'timezone',
                ],
            ],
            '#markup' => $this->dateFormatter
                ->format($item->value, $date_format, $custom_date_format, $timezone, $langcode),
        ];
    }
    return $elements;
}