<?php
/*
+------------------------------------------------+
| @AUTHOR: [NUTS] Rodrigo Souza                  |
| @DATE: Seg 18 Dez 2006 09:32:04 BRST           |
| @LAST CHANGE: Qua 20 Dez 2006 16:14:11 BRST::  |
+------------------------------------------------+
*/

class XML
{
   function __construct()
   {
   }

   function __destruct()
   {
   }

	final function xmlize($data, $white=1, $encoding='UTF-8')
   {
		$data = trim($data);
		$vals = $index = $array = array();
		$parser = xml_parser_create($encoding);

		xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
		xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, $white);
		//xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');

      xml_parse_into_struct($parser, $data, $vals, $index);
      /*
      if ( !xml_parse_into_struct($parser, $data, $vals, $index) )
      {
         die(sprintf("XML error: %s at line %d",
            xml_error_string(xml_get_error_code($parser)),
            xml_get_current_line_number($parser)));
      }
      */

		xml_parser_free($parser);

		$i = 0;

		$tagname = $vals[$i]['tag'];
		if ( isset ($vals[$i]['attributes'] ) )
		{
			$array[$tagname]['@'] = $vals[$i]['attributes'];
		}
      else
      {
			$array[$tagname]['@'] = array();
		}

		$array[$tagname]["#"] = $this->_xml_depth($vals, $i);

		return $array;
	}

	private final function _xml_depth($vals, &$i)
   {
		$children = array();

		if ( isset($vals[$i]['value']) )
		{
			array_push($children, $vals[$i]['value']);
		}

		while ( ++$i < count($vals) )
      {
			switch ($vals[$i]['type'])
         {
				case 'open':
                           if ( isset ( $vals[$i]['tag'] ) )
                           {
                              $tagname = $vals[$i]['tag'];
                           }
                           else
                           {
                              $tagname = '';
                           }

                           if ( isset ( $children[$tagname] ) )
                           {
                              $size = sizeof($children[$tagname]);
                           }
                           else
                           {
                              $size = 0;
                           }

                           if ( isset ( $vals[$i]['attributes'] ) )
                           {
                              $children[$tagname][$size]['@'] = $vals[$i]["attributes"];
                           }

                           $children[$tagname][$size]['#'] = $this->_xml_depth($vals, $i);
            // end case 'open'
				break;
				case 'cdata':
                           array_push($children, $vals[$i]['value']);
            // end case 'cdata'
				break;
				case 'complete':
                           $tagname = $vals[$i]['tag'];

                           if( isset ($children[$tagname]) )
                           {
                              $size = sizeof($children[$tagname]);
                           }
                           else
                           {
                              $size = 0;
                           }

                           if( isset ( $vals[$i]['value'] ) )
                           {
                              $children[$tagname][$size]["#"] = $vals[$i]['value'];
                           }
                           else
                           {
                              $children[$tagname][$size]["#"] = array();
                           }

                           if ( isset ($vals[$i]['attributes']) )
                           {
                              $children[$tagname][$size]['@'] = $vals[$i]['attributes'];
                           }
            // end case 'complete'
 				break;
				case 'close':
                           return $children;
            // end case 'close'
            break;
			}
		}
		return $children;
	}
}
?>