<?php/* @description     Transformation Style Sheets - Revolutionising PHP templating    * * @author          Tom Butler tom@r.je                                             * * @copyright       2017 Tom Butler <tom@r.je> | https://r.je/                      * * @license         http://www.opensource.org/licenses/bsd-license.php  BSD License * * @version         1.2                                                             */namespace Transphporm\TSSFunction;/* Handles template() function calls from the stylesheet */class Template implements \Transphporm\TSSFunction {	private $elementData;	private $filePath;	private $xPath;	public function __construct(\Transphporm\Hook\ElementData $elementData, \Transphporm\Parser\CssToXpath $xPath, \Transphporm\FilePath $filePath) {		$this->filePath = $filePath;		$this->elementData = $elementData;		$this->xPath = $xPath;	}	private function readArray($array, $index) {		return isset($array[$index]) ? $array[$index] : null;	}	public function run(array $args, \DomElement $element = null) {		$selector = $this->readArray($args, 1);		$tss = $this->readArray($args, 2);		if (trim($args[0])[0] === '<') $xml = $args[0];		else $xml = $this->filePath->getFilePath($args[0]);		$newTemplate = new \Transphporm\Builder($xml, $tss ? $this->filePath->getFilePath($tss) : null);		$doc = $newTemplate->output($this->elementData->getData($element), true)->body;		if ($selector != '') return $this->templateSubsection($doc, $selector);		return $this->getTemplateContent($doc->documentElement, $tss);	}	private function getTemplateContent($newNode, $tss) {		$result = [];		foreach ($newNode->childNodes as $node) {            if (isset($node->tagName) && $node->tagName === 'template') $result[] = $this->getTemplateContent($node, $tss);			else $result[] = $this->getClonedElement($node, $tss);		}		return $result;	}	private function templateSubsection($doc, $selector) {		$tokenizer = new \Transphporm\Parser\Tokenizer($selector);		$xpathStr = $this->xPath->getXpath($tokenizer->getTokens());		$xpath = new \DomXpath($doc);		$nodes = $xpath->query($xpathStr);		$result = [];		foreach ($nodes as $node) {			$result[] = $node;		}		return $result;	}	private function getClonedElement($node, $tss) {		$clone = $node->cloneNode(true);		if ($tss != null && $clone instanceof \DomElement) $clone->setAttribute('transphporm', 'includedtemplate');		return $clone;	}}