10 changed files with 237 additions and 182 deletions
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<?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; |
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// Exists so Document can extend a method gained from the ContainerNode trait. |
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abstract class AbstractDocument extends \DOMDocument { |
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use ContainerNode, EscapeString, Serialize, Walk; |
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} |
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<?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; |
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// Node in the DOM spec is dirty. Many nodes which inherit from it inherit |
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// methods it cannot use which all check for this and throw exceptions. This is |
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// for nodes which do have node insertion methods. |
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trait ContainerNode { |
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use Node; |
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public function appendChild($node) { |
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$this->preInsertionValidity($node); |
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$result = parent::appendChild($node); |
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if ($result !== false && $result instanceof TemplateElement) { |
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if ($result instanceof TemplateElement) { |
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ElementMap::set($result); |
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} |
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} |
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return $result; |
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} |
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public function insertBefore($node, $child = null) { |
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$this->preInsertionValidity($node, $child); |
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$result = parent::insertBefore($node, $child); |
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if ($result !== false) { |
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if ($result instanceof TemplateElement) { |
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ElementMap::set($result); |
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} |
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if ($child instanceof TemplateElement) { |
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ElementMap::delete($child); |
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} |
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} |
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return $result; |
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} |
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public function removeChild($child) { |
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$result = parent::removeChild($child); |
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if ($result !== false && $result instanceof TemplateElement) { |
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ElementMap::delete($child); |
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} |
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return $result; |
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} |
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public function replaceChild($node, $child) { |
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$result = parent::replaceChild($node, $child); |
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if ($result !== false) { |
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if ($result instanceof TemplateElement) { |
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ElementMap::set($child); |
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} |
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if ($child instanceof TemplateElement) { |
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ElementMap::delete($child); |
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} |
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} |
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return $result; |
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} |
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protected function preInsertionValidity(\DOMNode $node, ?\DOMNode $child = null) { |
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// "parent" in the spec comments below is $this |
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# 1. If parent is not a Document, DocumentFragment, or Element node, then throw |
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# a "HierarchyRequestError" DOMException. |
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// Not necessary because they've been disabled and return hierarchy request |
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// errors in "leaf nodes". |
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|
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# 2. If node is a host-including inclusive ancestor of parent, then throw a |
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# "HierarchyRequestError" DOMException. |
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# |
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# An object A is a host-including inclusive ancestor of an object B, if either |
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# A is an inclusive ancestor of B, or if B’s root has a non-null host and A is a |
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# host-including inclusive ancestor of B’s root’s host. |
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// DEVIATION: The baseline for this library is PHP 7.1, and without |
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// WeakReferences we cannot add a host property to DocumentFragment to check |
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// against. |
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// This is handled just fine by PHP's DOM. |
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# 3. If child is non-null and its parent is not parent, then throw a |
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# "NotFoundError" DOMException. |
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// This is handled just fine by PHP's DOM. |
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# 4. If node is not a DocumentFragment, DocumentType, Element, Text, |
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# ProcessingInstruction, or Comment node, then throw a "HierarchyRequestError" |
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# DOMException. |
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if (!$node instanceof DocumentFragment && !$node instanceof \DOMDocumentType && !$node instanceof Element && !$node instanceof Text && !$node instanceof ProcessingInstruction && !$node instanceof Comment) { |
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throw new DOMException(DOMException::HIERARCHY_REQUEST_ERROR); |
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} |
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# 5. If either node is a Text node and parent is a document, or node is a |
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# doctype and parent is not a document, then throw a "HierarchyRequestError" |
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# DOMException. |
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// Not necessary because they've been disabled and return hierarchy request |
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// errors in "leaf nodes". |
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|
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# 6. If parent is a document, and any of the statements below, switched on node, |
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# are true, then throw a "HierarchyRequestError" DOMException. |
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// Handled by the Document class. |
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} |
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} |
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@ -0,0 +1,30 @@ |
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<?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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|
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declare(strict_types=1); |
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namespace MensBeam\HTML; |
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|
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// Node in the DOM spec is dirty. Many nodes which inherit from it inherit |
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// methods it cannot use which all check for this and throw exceptions. This is |
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// for nodes which do NOT have node insertion methods. |
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trait LeafNode { |
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use Node; |
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public function appendChild($node) { |
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throw new DOMException(DOMException::HIERARCHY_REQUEST_ERROR); |
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} |
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public function insertBefore($node, $child = null) { |
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throw new DOMException(DOMException::HIERARCHY_REQUEST_ERROR); |
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} |
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public function removeChild($child) { |
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throw new DOMException(DOMException::HIERARCHY_REQUEST_ERROR); |
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} |
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public function replaceChild($node, $child) { |
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throw new DOMException(DOMException::HIERARCHY_REQUEST_ERROR); |
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} |
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} |
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