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<?php
namespace Groundskeeper\Tokens\Elements;
use Groundskeeper\Tokens\Attribute;
use Groundskeeper\Tokens\ElementTypes\ClosedElement;
use Groundskeeper\Tokens\ElementTypes\MetadataContent;
use Psr\Log\LoggerInterface;
/**
* "base" element
*
* https://html.spec.whatwg.org/multipage/semantics.html#the-base-element
*/
class Base extends ClosedElement implements MetadataContent
{
protected function getAllowedAttributes()
$baseAllowedAttributes = array(
'/^href$/i' => Attribute::URI,
'/^target$/i' => Attribute::CS_STRING
);
return array_merge(
$baseAllowedAttributes,
parent::getAllowedAttributes()
}
protected function removeInvalidSelf(LoggerInterface $logger) : bool
// "base" element must be child of "head" element.
if ($this->getParent() !== null && !($this->getParent() instanceof Head)) {
$logger->debug('Removing ' . $this . '. Must be a "head" element child.');
return true;
// Must have either "href" or "target" attribute or both.
if (!$this->hasAttribute('href') && !$this->hasAttribute('target')) {
$logger->debug('Removing ' . $this . '. Must have either the "href" or "target" attribute or both.');
return false;
kevintweber /
Groundskeeper
