Not required by specs, but some readers do not support relative urls,
for example Tiwool's RSS Reader v1.0.
<entry>
<id><?= $siteref . '/' . $article->link ?></id>
<entry>
<id><?= $siteref . '/' . $article->link ?></id>
- <link href="/<?= $article->link ?>" />
+ <link href="<?= $siteref . '/' . $article->link ?>" />
<title><?= $article->title ?></title>
<published><?= $article->dateiso ?></published>
<updated><?= $article->dateiso ?></updated>
<title><?= $article->title ?></title>
<published><?= $article->dateiso ?></published>
<updated><?= $article->dateiso ?></updated>