Frequently available since the previous commit.
<id><?= $siteref . '/' . $article->link ?></id>
<link href="<?= $siteref . '/' . $article->link ?>" />
<title><?= $article->title ?></title>
- <published><?= $article->dateiso ?></published>
- <updated><?= $article->dateiso ?></updated>
+ <published><?= $article->meta['article:published_time'] ?? $article->dateiso ?></published>
+ <updated><?= $article->meta['article:modified_time'] ?? $article->dateiso ?></updated>
<?php
if ($article->teaser) {
printf("\t\t<summary>%s</summary>\n", htmlspecialchars($article->teaser));