Issue #3336530: Make announcements json feed format consistent with https://www.jsonfeed.org/version/1.1/.

drupalorg/drupalorg.drush.inc

@@ -1069,7 +1069,7 @@ function drush_drupalorg_resign_files() {
  */
 function drush_drupalorg_update_announcements_json() {
   $body_instance = field_info_instance('node', 'body', 'post');
-  $output = [];
+  $items = [];
 
   $result = (new EntityFieldQuery())->entityCondition('entity_type', 'node')
     ->propertyCondition('type', 'post')
@@ -1078,20 +1078,34 @@ function drush_drupalorg_update_announcements_json() {
     ->execute();
   foreach (node_load_multiple(array_keys($result['node'])) as $node) {
     $node_wrapper = entity_metadata_wrapper('node', $node);
-    $output[] = [
+    $items[] = [
       'id' => $node->nid,
       'title' => $node->title,
-      'teaser' => empty($node->body) ? '' : ($node_wrapper->body->summary->value() ?: text_summary($node_wrapper->body->value->value(), $node_wrapper->body->format->value(), $body_instance['display']['teaser']['settings']['trim_length'])),
-      'link' => url('node/' . $node->nid, ['absolute' => TRUE]),
-      'sticky' => (bool) $node->sticky,
-      'version' => empty($node->field_announcement_version) ? '*' : $node->field_announcement_version[LANGUAGE_NONE][0]['value'],
-      'updated' => date('c', $node->changed),
+      'content_html' => empty($node->body) ? '' : ($node_wrapper->body->summary->value() ?: text_summary($node_wrapper->body->value->value(), $node_wrapper->body->format->value(), $body_instance['display']['teaser']['settings']['trim_length'])),
+      'url' => url('node/' . $node->nid, ['absolute' => TRUE]),
+      'date_modified' => date('c', $node->changed),
+      '_extra' => [
+        'featured' => (bool) $node->sticky,
+        'version' => empty($node->field_announcement_version) ? '*' : $node->field_announcement_version[LANGUAGE_NONE][0]['value'],
+      ]
     ];
   }
 
-  $json = drupal_json_encode($output);
-
+  // https://www.jsonfeed.org/version/1.1/
+  // Domain is hard-coded so test fixtures can be generated from dev & staging.
+  $drupal_org_url = 'https://www.drupal.org';
   $filename = drush_get_option('test', FALSE) ? 'announcements-this-is-only-a-test.json' : 'announcements.json';
+  $json_feed = [
+    'version' => 'https://jsonfeed.org/version/1.1',
+    'title' => t('Drupal Announcements Feed'),
+    'home_page_url' => $drupal_org_url,
+    'feed_url' => $drupal_org_url . '/' . $filename,
+    'favicon' => $drupal_org_url . '/favicon.ico',
+    'items' => $items,
+  ];
+
+  $json = drupal_json_encode($json_feed);
+
   if (!drush_confirm(dt('New contents to be written to @filename:', ['@filename' => $filename]) . "\n" . $json . "\n" . dt('Do you want to continue?'))) {
     return;
   }
@@ -1099,7 +1113,7 @@ function drush_drupalorg_update_announcements_json() {
   $directory = 'public://announcements-feed';
   file_prepare_directory($directory, FILE_CREATE_DIRECTORY);
   file_unmanaged_save_data($json, $directory . '/' . $filename, FILE_EXISTS_REPLACE);
-  drupalorg_crosssite_fastly_purge_url('https://www.drupal.org/' . $filename);
+  drupalorg_crosssite_fastly_purge_url(url($filename, ['absolute' => TRUE]));
 }
 
 /**