{% macro translations_for(article) %}
{% if article.translations %}
Translations:
{% for translation in article.translations %}
{{ translation.lang }}
{% endfor %}
{% endif %}
{% endmacro %}
{# Head-side counterpart of the macro above: it tells a search engine that the
translations are the same document in another language, which the visible links alone
do not. Emitted inside , so it renders nothing when there is no translation. #}
{% macro entry_hreflang(entry) %}
{% if entry.translations %}
{% for translation in entry.translations %}
{% endfor %}
{% endif %}
{% endmacro %}