www.aleph1.co.uk Git - yaffs-website/blob - vendor/nikic/php-parser/lib/PhpParser/Serializer/XML.php

   1 <?php
   2
   3 namespace PhpParser\Serializer;
   4
   5 use PhpParser\Comment;
   6 use PhpParser\Node;
   7 use PhpParser\Serializer;
   8 use XMLWriter;
   9
  10 /**
  11  * @deprecated
  12  */
  13 class XML implements Serializer
  14 {
  15     protected $writer;
  16
  17     /**
  18      * Constructs a XML serializer.
  19      */
  20     public function __construct() {
  21         $this->writer = new XMLWriter;
  22         $this->writer->openMemory();
  23         $this->writer->setIndent(true);
  24     }
  25
  26     public function serialize(array $nodes) {
  27         $this->writer->flush();
  28         $this->writer->startDocument('1.0', 'UTF-8');
  29
  30         $this->writer->startElement('AST');
  31         $this->writer->writeAttribute('xmlns:node',      'http://nikic.github.com/PHPParser/XML/node');
  32         $this->writer->writeAttribute('xmlns:subNode',   'http://nikic.github.com/PHPParser/XML/subNode');
  33         $this->writer->writeAttribute('xmlns:attribute', 'http://nikic.github.com/PHPParser/XML/attribute');
  34         $this->writer->writeAttribute('xmlns:scalar',    'http://nikic.github.com/PHPParser/XML/scalar');
  35
  36         $this->_serialize($nodes);
  37
  38         $this->writer->endElement();
  39
  40         return $this->writer->outputMemory();
  41     }
  42
  43     protected function _serialize($node) {
  44         if ($node instanceof Node) {
  45             $this->writer->startElement('node:' . $node->getType());
  46
  47             foreach ($node->getAttributes() as $name => $value) {
  48                 $this->writer->startElement('attribute:' . $name);
  49                 $this->_serialize($value);
  50                 $this->writer->endElement();
  51             }
  52
  53             foreach ($node as $name => $subNode) {
  54                 $this->writer->startElement('subNode:' . $name);
  55                 $this->_serialize($subNode);
  56                 $this->writer->endElement();
  57             }
  58
  59             $this->writer->endElement();
  60         } elseif ($node instanceof Comment) {
  61             $this->writer->startElement('comment');
  62             $this->writer->writeAttribute('isDocComment', $node instanceof Comment\Doc ? 'true' : 'false');
  63             $this->writer->writeAttribute('line', (string) $node->getLine());
  64             $this->writer->text($node->getText());
  65             $this->writer->endElement();
  66         } elseif (is_array($node)) {
  67             $this->writer->startElement('scalar:array');
  68             foreach ($node as $subNode) {
  69                 $this->_serialize($subNode);
  70             }
  71             $this->writer->endElement();
  72         } elseif (is_string($node)) {
  73             $this->writer->writeElement('scalar:string', $node);
  74         } elseif (is_int($node)) {
  75             $this->writer->writeElement('scalar:int', (string) $node);
  76         } elseif (is_float($node)) {
  77             // TODO Higher precision conversion?
  78             $this->writer->writeElement('scalar:float', (string) $node);
  79         } elseif (true === $node) {
  80             $this->writer->writeElement('scalar:true');
  81         } elseif (false === $node) {
  82             $this->writer->writeElement('scalar:false');
  83         } elseif (null === $node) {
  84             $this->writer->writeElement('scalar:null');
  85         } else {
  86             throw new \InvalidArgumentException('Unexpected node type');
  87         }
  88     }
  89 }