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175 lines
10 KiB
175 lines
10 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\Inner;
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use MensBeam\GettersAndSetters;
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use MensBeam\HTML\DOM\{
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Document as WrapperDocument,
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DOMException,
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Node as WrapperNode,
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XMLDocument as WrapperXMLDocument
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};
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class Document extends \DOMDocument {
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use GettersAndSetters;
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// Used for validation. Not sure where to put them where they wouldn't be
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// exposed unnecessarily to the public API.
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public const NAME_PRODUCTION_REGEX = '/^[:A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}][:A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}-\.0-9\x{B7}\x{0300}-\x{036F}\x{203F}-\x{2040}]*$/Su';
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public const POTENTIAL_CUSTOM_ELEMENT_NAME_REGEX = '/^[a-z][a-z0-9-\._\x{B7}\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{203F}-\x{2040}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}]*-[a-z0-9-\._\x{B7}\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{203F}-\x{2040}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}]*$/Su';
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public const QNAME_PRODUCTION_REGEX = '/^([A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}][A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}-\.0-9\x{B7}\x{0300}-\x{036F}\x{203F}-\x{2040}]*:)?[A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}][A-Z_a-z\x{C0}-\x{D6}\x{D8}-\x{F6}\x{F8}-\x{2FF}\x{370}-\x{37D}\x{37F}-\x{1FFF}\x{200C}-\x{200D}\x{2070}-\x{218F}\x{2C00}-\x{2FEF}\x{3001}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFFD}\x{10000}-\x{EFFFF}-\.0-9\x{B7}\x{0300}-\x{036F}\x{203F}-\x{2040}]*$/Su';
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protected NodeCache $nodeCache;
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protected \WeakReference $_wrapperNode;
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protected ?\DOMXPath $_xpath = null;
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protected function __get_wrapperNode(): WrapperNode {
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return $this->_wrapperNode->get();
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}
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protected function __get_xpath(): \DOMXPath {
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if ($this->_xpath === null) {
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$this->_xpath = new \DOMXPath($this);
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$this->_xpath->registerNamespace('xmlns', WrapperNode::XMLNS_NAMESPACE);
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}
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return $this->_xpath;
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}
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private static ?string $parentNamespace = null;
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public function __construct(WrapperDocument $wrapperNode) {
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parent::__construct();
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parent::registerNodeClass('DOMDocument', self::class);
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$this->nodeCache = new NodeCache();
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// Use a weak reference here to prevent a circular reference
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$this->_wrapperNode = \WeakReference::create($wrapperNode);
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if (self::$parentNamespace === null) {
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// This line is covered, but pcov declares it not covered for some reason...
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self::$parentNamespace = substr(__NAMESPACE__, 0, strrpos(__NAMESPACE__, '\\')); // @codeCoverageIgnore
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}
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}
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public function getWrapperNode(\DOMNode $node): ?WrapperNode {
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// If the node is this document then return the wrapper node; it's already
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// known.
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if ($node === $this) {
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return $this->wrapperNode;
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}
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if ($node instanceof \DOMDocument) {
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throw new DOMException(DOMException::NOT_SUPPORTED);
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}
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// There's no way to see whether unappended doctypes are owned by a document in
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// PHP DOM because of a bug where unappended doctypes have a null owner
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// document. This is worked around in the wrapper DOM but a problem here when
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// creating the wrapper node.
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if (!$node instanceof \DOMDocumentType && $node->ownerDocument !== $this) {
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throw new DOMException(DOMException::WRONG_DOCUMENT);
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}
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// If the wrapper node already exists then return that.
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if ($wrapperNode = $this->nodeCache->get($node)) {
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return $wrapperNode;
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}
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// If the node didn't exist we must construct the wrapper node's class name
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// based upon the node's class name
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if ($node instanceof \DOMAttr) {
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$className = 'Attr';
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} elseif ($node instanceof \DOMCdataSection) {
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$className = 'CDATASection';
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} elseif ($node instanceof \DOMComment) {
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$className = 'Comment';
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} elseif ($node instanceof \DOMDocumentFragment) {
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$className = 'DocumentFragment';
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} elseif ($node instanceof \DOMDocumentType) {
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$className = 'DocumentType';
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} elseif ($node instanceof \DOMElement) {
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$namespace = $node->namespaceURI;
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if ($namespace === null && !$this->wrapperNode instanceof WrapperXMLDocument) {
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# The element interface for an element with name name in the HTML namespace is
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# determined as follows:
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$name = $node->nodeName;
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# If name is applet, bgsound, blink, isindex, keygen, multicol, nextid, or
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# spacer, then return HTMLUnknownElement.
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if (in_array($name, [ 'applet', 'bgsound', 'blink', 'isindex', 'keygen', 'multicol', 'nextid', 'spacer' ])) {
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$className = 'HTMLUnknownElement';
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}
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# If name is acronym, basefont, big, center, nobr, noembed, noframes, plaintext, rb, rtc, strike, or tt, then return HTMLElement.
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elseif (in_array($name, [ 'acronym', 'basefont', 'big', 'center', 'nobr', 'noembed', 'noframes', 'plaintext', 'rb', 'rtc', 'strike', 'tt' ])) {
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$className = 'HTMLElement';
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}
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# If name is listing or xmp, then return HTMLPreElement.
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elseif (in_array($name, [ 'listing', 'xmp' ])) {
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$className = 'HTMLPreElement';
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}
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# Otherwise, if this specification defines an interface appropriate for the element type corresponding to the local name name, then return that interface.
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# If other applicable specifications define an appropriate interface for name, then return the interface they define.
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elseif ($name === 'pre') {
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$className = 'HTMLPreElement';
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} elseif ($name === 'template') {
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$className = 'HTMLTemplateElement';
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}
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// This is done until we do element classes
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elseif (in_array($name, [ 'a', 'abbr', 'address', 'area', 'article', 'aside', 'audio', 'b', 'base', 'bdi', 'bdo', 'blockquote', 'body', 'br', 'button', 'canvas', 'caption', 'cite', 'code', 'col', 'colgroup', 'content', 'data', 'datalist', 'dd', 'del', 'details', 'dfn', 'dialog', 'dir', 'div', 'dl', 'dt', 'em', 'embed', 'fieldset', 'figcaption', 'figure', 'font', 'footer', 'form', 'frame', 'frameset', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header', 'hgroup', 'hr', 'html', 'i', 'iframe', 'img', 'img', 'input', 'ins', 'kbd', 'label', 'legend', 'li', 'link', 'main', 'map', 'mark', 'marquee', 'math', 'menu', 'menuitem', 'meta', 'meter', 'nav', 'noscript', 'object', 'ol', 'optgroup', 'option', 'output', 'p', 'param', 'picture', 'portal', 'pre', 'progress', 'q', 'rp', 'rt', 'ruby', 's', 'samp', 'script', 'section', 'select', 'shadow', 'slot', 'small', 'source', 'span', 'strong', 'style', 'sub', 'summary', 'sup', 'svg', 'table', 'tbody', 'td', 'template', 'textarea', 'tfoot', 'th', 'thead', 'time', 'title', 'tr', 'track', 'u', 'ul', 'var', 'video', 'wbr' ])) {
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$className = 'HTMLElement';
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}
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# If name is a valid custom element name, then return HTMLElement.
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# A valid custom element name is a sequence of characters name that meets all of
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# the following requirements:
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# • name must match the PotentialCustomElementName production:
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# • name must not be any of the following:
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# • annotation-xml
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# • color-profile
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# • font-face
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# • font-face-src
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# • font-face-uri
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# • font-face-format
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# • font-face-name
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# • missing-glyph
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elseif (preg_match(self::POTENTIAL_CUSTOM_ELEMENT_NAME_REGEX, $name) && !in_array($name, [ 'annotation-xml', 'color-profile', 'font-face', 'font-face-src', 'font-face-uri', 'font-face-format', 'font-face-name', 'missing-glyph' ])) {
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$className = 'HTMLElement';
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}
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# Return HTMLUnknownElement.
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else {
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$className = 'HTMLUnknownElement';
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}
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} elseif ($namespace === WrapperNode::SVG_NAMESPACE) {
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$className = 'SVGElement';
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} elseif ($namespace === WrapperNode::MATHML_NAMESPACE) {
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$className = 'MathMLElement';
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} else {
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$className = 'Element';
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}
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} elseif ($node instanceof \DOMProcessingInstruction) {
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$className = 'ProcessingInstruction';
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} elseif ($node instanceof \DOMText) {
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$className = 'Text';
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}
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$wrapperNode = Reflection::createFromProtectedConstructor(self::$parentNamespace . "\\$className", $node);
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// We need to work around a PHP DOM bug where doctype nodes aren't associated
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// with a document until they're appended.
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if ($className === 'DocumentType') {
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Reflection::setProtectedProperties($wrapperNode, [ '_ownerDocument' => $this->_wrapperNode ]);
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}
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$this->nodeCache->set($wrapperNode, $node);
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return $wrapperNode;
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}
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}
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