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69 lines
3.5 KiB
69 lines
3.5 KiB
<?php
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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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declare(strict_types=1);
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namespace MensBeam\HTML\Parser;
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use MensBeam\HTML\Parser;
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trait AttributeSetter {
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public function elementSetAttribute(\DOMElement $element, ?string $namespaceURI, string $qualifiedName, string $value): void {
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if ($namespaceURI === Parser::XMLNS_NAMESPACE) {
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// NOTE: We create attribute nodes so that xmlns attributes
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// don't get lost; otherwise they cannot be serialized.
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// Furthermore we create the attribute node in a temporary
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// document to avoid some related PHP bugs
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$d = new \DOMDocument;
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$d->appendChild($d->createElement("html"));
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try {
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$a = $d->createAttributeNS($namespaceURI, $qualifiedName);
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// @codeCoverageIgnoreStart
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} catch (\DOMException $e) {
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// The attribute name is invalid for XML 1.0 Second Edition
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// Replace any offending characters with "UHHHHHH" where H are the
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// uppercase hexadecimal digits of the character's code point
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// NOTE: This case is never encountered by the parser
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$qualifiedName = self::coerceName($qualifiedName, true);
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$a = $d->createAttributeNS($namespaceURI, $qualifiedName);
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}
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// @codeCoverageIgnoreEnd
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$a->value = self::escapeString($value, true);
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$element->setAttributeNodeNS($element->ownerDocument->importNode($a));
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} elseif ($namespaceURI !== null || strpos($qualifiedName, "xml:") === 0) {
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try {
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$element->setAttributeNS($namespaceURI, $qualifiedName, $value);
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} catch (\DOMException $e) {
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// The attribute name is invalid for XML 1.0 Second Edition
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// Replace any offending characters with "UHHHHHH" where H are the
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// uppercase hexadecimal digits of the character's code point
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$qualifiedName = self::coerceName($qualifiedName, ($namespaceURI !== null));
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$element->setAttributeNS($namespaceURI, $qualifiedName, $value);
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$this->mangledAttributes = true;
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}
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} elseif ($namespaceURI === null && $qualifiedName === 'xmlns') {
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// There are even more bugs with xmlns attributes. Xmlns attributes on html
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// elements are parsed in the null namespace per the specification. PHP still
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// goes a bit screwy when trying to access them afterwards. Attempt to work
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// around that.
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$a = $element->ownerDocument->createAttribute('xmlns');
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$a->value = $value;
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$element->setAttributeNode($a);
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} else {
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try {
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$element->setAttribute($qualifiedName, $value);
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} catch (\DOMException $e) {
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// The attribute name is invalid for XML 1.0 Second Edition
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// Replace any offending characters with "UHHHHHH" where H are the
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// uppercase hexadecimal digits of the character's code point
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$qualifiedName = self::coerceName($qualifiedName, false);
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$element->setAttribute($qualifiedName, $value);
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$this->mangledAttributes = true;
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}
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if ($qualifiedName === "id") {
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$element->setIdAttribute($qualifiedName, true);
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}
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}
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}
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}
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