public function BlazyFilter::settingsForm in Blazy 7

Same name and namespace in other branches

1. 8.2 src/Plugin/Filter/BlazyFilter.php \Drupal\blazy\Plugin\Filter\BlazyFilter::settingsForm()

Implements callback_filter_settings().

File

src/Plugin/Filter/BlazyFilter.php, line 366

Class

BlazyFilter

Provides a filter to lazyload image, or iframe elements.

Namespace

Drupal\blazy\Plugin\Filter

Code

public function settingsForm($form, &$form_state, $filter) {
  $lightboxes = $this->manager
    ->getLightboxes();
  $elements['filter_tags'] = [
    '#type' => 'checkboxes',
    '#title' => t('Enable HTML tags'),
    '#options' => [
      'img' => t('Image'),
      'iframe' => t('Video iframe'),
    ],
    '#default_value' => empty($filter->settings['filter_tags']) ? [] : array_values((array) $filter->settings['filter_tags']),
    '#description' => t('To disable per item, add attribute <code>data-unblazy</code>.'),
  ];
  $elements['grid'] = [
    '#type' => 'checkbox',
    '#title' => t('Grid Foundation'),
    '#default_value' => $filter->settings['grid'],
  ];
  $elements['column'] = [
    '#type' => 'checkbox',
    '#title' => t('CSS3 Masonry columns'),
    '#default_value' => $filter->settings['column'],
    '#description' => t('Check to support inline grids, or columns. Load both to support any, yet only one can exist at a time in a particular body text.'),
  ];
  $elements['media_switch'] = [
    '#type' => 'select',
    '#title' => t('Media switcher'),
    '#options' => [
      'media' => t('Image to iframe'),
    ],
    '#empty_option' => t('- None -'),
    '#default_value' => $filter->settings['media_switch'],
    '#description' => t('<ul><li><b>Image to iframe</b> will hide iframe behind image till toggled.</li><li><b>Image to lightbox</b> (Colorbox, Photobox, PhotoSwipe, Intense, etc.) requires a grid. Add <code>data-column="1 3 4"</code> or <code>data-grid="1 3 4"</code> to the first image/ iframe only.</li></ul>'),
  ];
  if (!empty($lightboxes)) {
    foreach ($lightboxes as $lightbox) {
      $name = ucwords(str_replace('_', ' ', $lightbox));
      $elements['media_switch']['#options'][$lightbox] = t('Image to @lightbox', [
        '@lightbox' => $name,
      ]);
    }
  }
  $elements['use_data_uri'] = [
    '#type' => 'checkbox',
    '#title' => t('Trust data URI'),
    '#default_value' => isset($filter->settings['use_data_uri']) ? $filter->settings['use_data_uri'] : FALSE,
    '#description' => t('Enable to support the use of data URI. Leave it unchecked if unsure, or never use data URI.'),
    '#suffix' => t('Check out <a href="@url1">filter tips</a> for details. Be sure to configure Blazy pages <a href="@url2">here</a>.', [
      '@url1' => url('filter/tips', [
        'fragment' => 'filter-blazy_filter',
      ]),
      '@url2' => url('admin/config/media/blazy', [
        'fragment' => 'edit-visibility',
      ]),
    ]),
  ];
  return $elements;
}