Issue #2996883 by rokzabukovec, mrinalini9, thejimbirch, DamienMcKenna,...

  tokens.

#3171302 by ankithashetty, DamienMcKenna: \Drupal calls should be avoided in

  classes, use dependency injection instead.

#2996883 by rokzabukovec, mrinalini9, thejimbirch, DamienMcKenna, Nchase,

  Schwarz Developing: Sorting the output of meta tags.

Metatag 8.x-1.14, 2020-08-11

    $metatag_tags = $this->tagPluginManager->getDefinitions();

    // Order the elements by weight first, as some systems like Facebook care.

    uksort($tags, function ($tag_name_a, $tag_name_b) use ($metatag_tags) {

      $weight_a = isset($metatag_tags[$tag_name_a]['weight']) ? $metatag_tags[$tag_name_a]['weight'] : 0;

      $weight_b = isset($metatag_tags[$tag_name_b]['weight']) ? $metatag_tags[$tag_name_b]['weight'] : 0;

    // Order metatags based on the group and weight.

    $group = array_column($metatag_tags, 'group');

    $weight = array_column($metatag_tags, 'weight');

    array_multisort($group, SORT_ASC, $weight, SORT_ASC, $metatag_tags);

      return ($weight_a < $weight_b) ? -1 : 1;

    });

    $ordered_tags = [];

    foreach ($metatag_tags as $metatag) {

      if (isset($tags[$metatag['id']])) {

        $ordered_tags[$metatag['id']] = $tags[$metatag['id']];

      }

    }

    // Each element of the $values array is a tag with the tag plugin name as

    // the key.

    foreach ($tags as $tag_name => $value) {

    foreach ($ordered_tags as $tag_name => $value) {

      // Check to ensure there is a matching plugin.

      if (isset($metatag_tags[$tag_name])) {

        // Get an instance of the plugin.