/** * @return string */ public function getMetadatas() { $html = ''; foreach ($this->page->getMetas() as $type => $metas) { foreach ((array) $metas as $name => $meta) { list($content, $extras) = $meta; if (!empty($content)) { $html .= sprintf("<meta %s=\"%s\" content=\"%s\" />\n", $type, $this->normalize($name), $this->normalize($content)); } else { $html .= sprintf("<meta %s=\"%s\" />\n", $type, $this->normalize($name)); } } } return $html; }