protected static function notExists(DOMXPath $xpath, ChariotContext $context, ChariotTagRepository $repository)
{
$nodes = array();
if (isset($context->currentNode)) {
$nodes = $xpath->query('*[@c:notExists]', $context->currentNode);
} else {
$nodes = $xpath->query('//*[@c:notExists]');
}
foreach ($nodes as $child) {
$existsValue = $child->getAttributeNodeNS(self::URN, 'notExists')->nodeValue;
$child->removeAttributeNS(self::URN, 'notExists');
if ($context->hasAttribute($existsValue)) {
$child->nodeValue = '';
$child->parentNode->removeChild($child);
continue;
}
$ctx = $context->createChild();
$ctx->currentIndex = -1;
$ctx->currentValue = null;
$ctx->currentNode = $child;
$repos = clone $repository;
foreach ($repos as $r) {
$r->start($ctx, $repository);
}
}
}
