87 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			87 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| namespace PhpParser\Serializer;
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| 
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| use XMLWriter;
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| use PhpParser\Node;
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| use PhpParser\Comment;
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| use PhpParser\Serializer;
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| 
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| class XML implements Serializer
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| {
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|     protected $writer;
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| 
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|     /**
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|      * Constructs a XML serializer.
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|      */
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|     public function __construct() {
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|         $this->writer = new XMLWriter;
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|         $this->writer->openMemory();
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|         $this->writer->setIndent(true);
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|     }
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| 
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|     public function serialize(array $nodes) {
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|         $this->writer->flush();
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|         $this->writer->startDocument('1.0', 'UTF-8');
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| 
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|         $this->writer->startElement('AST');
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|         $this->writer->writeAttribute('xmlns:node',      'http://nikic.github.com/PHPParser/XML/node');
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|         $this->writer->writeAttribute('xmlns:subNode',   'http://nikic.github.com/PHPParser/XML/subNode');
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|         $this->writer->writeAttribute('xmlns:attribute', 'http://nikic.github.com/PHPParser/XML/attribute');
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|         $this->writer->writeAttribute('xmlns:scalar',    'http://nikic.github.com/PHPParser/XML/scalar');
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| 
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|         $this->_serialize($nodes);
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| 
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|         $this->writer->endElement();
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| 
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|         return $this->writer->outputMemory();
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|     }
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| 
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|     protected function _serialize($node) {
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|         if ($node instanceof Node) {
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|             $this->writer->startElement('node:' . $node->getType());
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| 
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|             foreach ($node->getAttributes() as $name => $value) {
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|                 $this->writer->startElement('attribute:' . $name);
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|                 $this->_serialize($value);
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|                 $this->writer->endElement();
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|             }
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| 
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|             foreach ($node as $name => $subNode) {
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|                 $this->writer->startElement('subNode:' . $name);
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|                 $this->_serialize($subNode);
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|                 $this->writer->endElement();
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|             }
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| 
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|             $this->writer->endElement();
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|         } elseif ($node instanceof Comment) {
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|             $this->writer->startElement('comment');
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|             $this->writer->writeAttribute('isDocComment', $node instanceof Comment\Doc ? 'true' : 'false');
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|             $this->writer->writeAttribute('line', (string) $node->getLine());
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|             $this->writer->text($node->getText());
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|             $this->writer->endElement();
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|         } elseif (is_array($node)) {
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|             $this->writer->startElement('scalar:array');
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|             foreach ($node as $subNode) {
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|                 $this->_serialize($subNode);
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|             }
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|             $this->writer->endElement();
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|         } elseif (is_string($node)) {
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|             $this->writer->writeElement('scalar:string', $node);
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|         } elseif (is_int($node)) {
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|             $this->writer->writeElement('scalar:int', (string) $node);
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|         } elseif (is_float($node)) {
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|             // TODO Higher precision conversion?
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|             $this->writer->writeElement('scalar:float', (string) $node);
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|         } elseif (true === $node) {
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|             $this->writer->writeElement('scalar:true');
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|         } elseif (false === $node) {
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|             $this->writer->writeElement('scalar:false');
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|         } elseif (null === $node) {
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|             $this->writer->writeElement('scalar:null');
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|         } else {
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|             throw new \InvalidArgumentException('Unexpected node type');
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|         }
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|     }
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| }
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