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47 lines
1.5 KiB
47 lines
1.5 KiB
<?php
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/**
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* @license MIT
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* Copyright 2017 Dustin Wilson, J. King, et al.
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* See LICENSE and AUTHORS files for details
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*/
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declare(strict_types=1);
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namespace MensBeam\HTML\DOM;
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/** @property \DOMDocumentType $_innerNode */
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class DocumentType extends Node {
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use ChildNode;
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// We need to work around a PHP DOM bug where doctype nodes aren't associated
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// with a document until they're appended. _ownerDocument is set when the node
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// is created but ignored once the doctype is appended to a document
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protected ?\WeakReference $_ownerDocument = null;
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protected function __get_name(): string {
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// Return an empty string if a space is the name of the doctype. While the DOM
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// itself cannot create a doctype with an empty string as the name, the HTML
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// parser can. PHP's DOM cannot handle an empty string as the name, so a single
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// space (an invalid value) is used instead and coerced to an empty string.
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$name = $this->_innerNode->name;
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return ($name !== ' ') ? $this->_innerNode->name : '';
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}
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protected function __get_ownerDocument(): ?Document {
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return parent::__get_ownerDocument() ?? $this->_ownerDocument->get();
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}
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protected function __get_publicId(): string {
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return $this->_innerNode->publicId;
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}
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protected function __get_systemId(): string {
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return $this->_innerNode->systemId;
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}
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protected function __construct(\DOMDocumentType $doctype) {
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parent::__construct($doctype);
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}
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}
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