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<?php
namespace Bitrix\Main\Web\DOM;
abstract class Node
{
const ELEMENT_NODE = 1;
const ATTRIBUTE_NODE = 2;
const TEXT_NODE = 3;
const CDATA_SECTION_NODE = 4;
const ENTITY_REFERENCE_NODE = 5;
const ENTITY_NODE = 6;
const PROCESSING_INSTRUCTION_NODE = 7;
const COMMENT_NODE = 8;
const DOCUMENT_FRAGMENT_NODE = 11;
const DOCUMENT_NODE = 9;
const DOCUMENT_TYPE_NODE = 10;
const NOTATION_NODE = 12;
public static $isNodeListAsArray = true;
/*@var Document $ownerDocument*/
protected $ownerDocument = null;
/*@var string $nodeType*/
protected $nodeType = null;
/*@var string $nodeName*/
protected $nodeName = null;
/*@var string $nodeValue*/
protected $nodeValue = null;
/*@var NodeList $childNodes*/
protected $childNodes = null;
/*@var Node $parentNode*/
protected $parentNode = null;
/*@var null|NamedNodeMap $attributes*/
protected $attributes = null;
/*@var string $textContent*/
protected $textContent = null;
/*@var bool $bxIsAlreadyClosed*/
public $bxIsAlreadyClosed = false;
/*@var bool $bxClosable*/
public $bxClosable = true;
public $bxNodeFoundCloseTag = false;
public function __construct()
{
$this->init();
}
protected function init()
{
if(self::$isNodeListAsArray)
{
$this->childNodes = array();
}
else
{
$this->childNodes = new NodeList;
}
}
public function getNodeType()
{
return $this->nodeType;
}
public function getParentNode()
{
return $this->parentNode;
}
public function setParentNode(Node $node = null)
{
$this->parentNode = $node;
}
public function hasAttributes()
{
if(!$this->attributes)
{
return false;
}
if(self::$isNodeListAsArray)
{
return !empty($this->attributes);
}
else
{
return $this->attributes->getLength() > 0;
}
}
public function getAttributes()
{
return $this->attributes;
}
public function getNodeName()
{
return $this->nodeName;
}
public function setNodeName($a)
{
$this->nodeName = $a;
}
public function getNodeValue()
{
return $this->nodeValue;
}
public function getTextContent()
{
return $this->nodeValue;
}
public function getOwnerDocument()
{
return $this->ownerDocument;
}
public function setOwnerDocument(Document $owner)
{
$this->ownerDocument = $owner;
}
public function getFirstChild()
{
$child = null;
foreach($this->getChildNodesArray() as $child)
{
break;
}
return $child;
}
public function getLastChild()
{
$child = null;
foreach($this->getChildNodesArray() as $child)
{
}
return $child;
}
public function getPreviousSibling()
{
$searchableSibling = null;
if($this->parentNode)
{
$previousSibling = null;
foreach($this->parentNode->getChildNodesArray() as $sibling)
{
if($this->isEqual($sibling))
{
$searchableSibling = $previousSibling;
break;
}
$previousSibling = $sibling;
}
}
return $searchableSibling;
}
public function getNextSibling()
{
$searchableSibling = null;
if($this->parentNode)
{
$previousSibling = null;
foreach($this->parentNode->getChildNodesArray() as $sibling)
{
if($this->isEqual($previousSibling))
{
$searchableSibling = $sibling;
break;
}
$previousSibling = $sibling;
}
}
return $searchableSibling;
}
/*
* @return NodeList|Node[]
*/
public function getChildNodes()
{
return $this->childNodes;
}
/*
* @return Node[]
*/
public function getChildNodesArray()
{
if(self::$isNodeListAsArray)
{
return $this->childNodes;
}
else
{
return $this->childNodes->get();
}
}
public function setChildNodesArray($childList)
{
if(self::$isNodeListAsArray)
{
$this->childNodes = $childList;
}
else
{
$this->childNodes->set($childList);
}
}
public function hasChildNodes()
{
if(self::$isNodeListAsArray)
{
return (!empty($this->getChildNodes()));
}
else
{
return ($this->getChildNodes()->getLength() > 0);
}
}
protected function haveChild($checkingChild)
{
foreach($this->childNodes as $child)
{
if($child === $checkingChild)
{
return true;
}
}
return false;
}
/**
* Adds the node newChild to the end of the list of children of this node.
* If the newChild is already in the tree, it is first removed.
* */
public function appendChild(Node $newChild)
{
$this->insertBefore($newChild);
}
public function insertBefore(Node $newChild, Node $refChild = null, $removeExist = true)
{
if($newChild->getOwnerDocument() !== $this->getOwnerDocument())
{
throw new DomException('Node newChild was created from a different document than the one that created this node', DomException::WRONG_DOCUMENT_ERR);
}
if($refChild && !$this->haveChild($refChild))
{
throw new DomException('Node refChild not found in childList', DomException::NOT_FOUND_ERR);
}
if ($removeExist && $this->haveChild($newChild))
{
$this->removeChild($newChild);
}
$childList = $this->getChildNodesArray();
if($refChild)
{
$childListNew = array();
foreach($childList as $child)
{
if($refChild === $child)
{
$childListNew[] = $newChild;
}
$childListNew[] = $child;
}
$childList = $childListNew;
}
else
{
$childList[] = $newChild;
}
$this->setChildNodesArray($childList);
$newChild->setParentNode($this);
return $newChild;
}
public function removeChild(Node $oldChild)
{
$childList = $this->getChildNodesArray();
$childListNew = array();
$isFound = false;
foreach($childList as $child)
{
if($oldChild !== $child)
{
$childListNew[] = $child;
}
else
{
$isFound = true;
}
}
if($isFound)
{
$this->setChildNodesArray($childListNew);
$oldChild->setParentNode(null);
}
else
{
throw new DomException('Node not found in childList', DomException::NOT_FOUND_ERR);
}
return $oldChild;
}
public function replaceChild(Node $newChild, Node $oldChild)
{
throw new DomException('Not implemented');
}
public function isEqual(Node $node = null)
{
if($node && $node === $this)
{
return true;
}
return false;
}
public function getOuterHTML()
{
return $this->getOwnerDocument()->getParser()->getSource($this);
}
public function getInnerHTML()
{
$html = '';
if(!$this->hasChildNodes())
{
return $html;
}
$parser = $this->getOwnerDocument()->getParser();
foreach($this->getChildNodesArray() as $child)
{
$html .= $parser->getSource($child);
}
return $html;
}
public function setInnerHTML($html)
{
foreach($this->getChildNodesArray() as $child)
{
$this->removeChild($child);
}
$this->getOwnerDocument()->getParser()->parse($html, $this);
}
/**
* @param string $queryString
* @return Node[]
* */
public function querySelectorAll($queryString)
{
return QueryEngine::getQuerySelectorEngine()->query($queryString, $this);
}
/**
* @param string $queryString
* @return Node|null
* */
public function querySelector($queryString)
{
$list = QueryEngine::getQuerySelectorEngine()->query($queryString, $this, 1);
return current($list);
}
public function closest($queryString)
{
$list = $this->getOwnerDocument()->getQueryEngine()->query($queryString, $this, 1, QueryEngine::DIR_UP);
return current($list);
}
public function toString()
{
throw new DomException('Not implemented');
}
public function toArray()
{
$childNodes = array();
if($this->hasChildNodes())
{
foreach($this->getChildNodesArray() as $child)
{
/* @var $child Node*/
$childNodes[] = $child->toArray();
}
}
$attributes = array();
if($this->hasAttributes())
{
foreach($this->getAttributes() as $attr)
{
/* @var $attr Attr*/
$attributes = array_merge($attributes, $attr->toArray());
}
}
return array(
'nodeType' => $this->nodeType,
'nodeName' => $this->nodeName,
'textContent' => $this->getTextContent(),
'attributesCount' => count($attributes),
'attributes' => $attributes,
'childNodesCount' => count($childNodes),
'childNodes' => $childNodes,
);
}
}