3 namespace Drupal\metatag_open_graph\Plugin\metatag\Tag;
5 use Drupal\metatag\Plugin\metatag\Tag\MetaPropertyBase;
8 * Provides a plugin for the 'og:image:alt' meta tag.
11 * id = "og_image_alt",
12 * label = @Translation("Image 'alt'"),
13 * description = @Translation("A description of what is in the image, not a caption. If the page specifies an og:image it should specify og:image:alt."),
14 * name = "og:image:alt",
15 * group = "open_graph",
20 * absolute_url = FALSE
23 class OgImageAlt extends MetaPropertyBase {
24 // Nothing here yet. Just a placeholder class for a plugin.