public function render()
{
$translations = $this->translations->to_array();
if (!$translations) {
return false;
}
array_walk($translations, function ($url, $language) {
$html_link_tag = sprintf('<link rel="alternate" hreflang="%1$s" href="%2$s">', esc_attr($language), esc_url($url));
/**
* Filters the output of the hreflang links in the HTML head.
*
* @since 3.0.0
*
* @param string $html_link_tag Alternate language HTML link tag.
* @param string $language HTTP language code (e.g., "en-US").
* @param string $url Target URL.
*/
echo apply_filters('multilingualpress.hreflang_html_link_tag', $html_link_tag, $language, $url);
});
return true;
}