{%- macro site_url(path=None) -%}
{%- if path -%}{{ url_for('site_show', lang=g.lang, page=path) }}
{%- else -%}{{ url_for('site_show', lang=g.lang) }}
{%- endif -%}
{%- endmacro -%}
{%- macro change_lang(lang) -%}
{%- if request.endpoint == 'site_show' -%}{{ url_for('site_show', lang=lang, page=page) }}
{%- elif request.endpoint == 'blog_entry' -%}{{ url_for('blog_entry', lang=lang, slug=slug) }}
{%- elif request.endpoint == 'meetings_show' -%}{{ url_for('meetings_show', lang=lang, id=id) }}
{%- elif request.endpoint == 'downloads_select' -%}{{ url_for('downloads_select', lang=lang, file=file) }}
{%- elif request.endpoint -%}{{ url_for(request.endpoint, lang=lang) }}
{%- else -%}{{ url_for('site_show', lang=lang) }}
{%- endif -%}
{%- endmacro -%}