<?php 


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 function xml_unserialize(&$xml) { $xml_parser = new XML(); $data = $xml_parser->parse($xml); $xml_parser->destruct(); $arr = xml_format_array($data); return $arr['root']; } function xml_serialize(&$data, $htmlon = 0, $level = 1) { $space = str_repeat("\t", $level); $cdatahead = $htmlon ? '<![CDATA[' : ''; $cdatafoot = $htmlon ? ']]>' : ''; $s = ''; if(!empty($data)) { foreach($data as $key=>$val) { if(!is_array($val)) { $val = "$cdatahead$val$cdatafoot"; if(is_numeric($key)) { $s .= "$space<item_$key>$val</item_$key>"; } elseif($key === '') { $s .= ''; } else { $s .= "$space<$key>$val</$key>"; } } else { if(is_numeric($key)) { $s .= "$space<item_$key>".xml_serialize($val, $htmlon, $level+1)."$space</item_$key>"; } elseif($key === '') { $s .= ''; } else { $s .= "$space<$key>".xml_serialize($val, $htmlon, $level+1)."$space</$key>"; } } } } $s = preg_replace("/([\x01-\x09\x0b-\x0c\x0e-\x1f])+/", ' ', $s); return ($level == 1 ? "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?><root>" : '').$s.($level == 1 ? '</root>' : ''); } function xml_format_array($arr, $level = 0) { foreach((array)$arr as $key=>$val) { if(is_array($val)) { $val = xml_format_array($val, $level + 1); } if(is_string($key) && strpos($key, 'item_') === 0) { $arr[intval(substr($key, 5))] = $val; unset($arr[$key]); } else { $arr[$key] = $val; } } return $arr; } class XML { var $parser; var $document; var $parent; var $stack; var $last_opened_tag; function XML() { $this->parser = xml_parser_create('ISO-8859-1'); xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, false); xml_set_object($this->parser, $this); xml_set_element_handler($this->parser, 'open','close'); xml_set_character_data_handler($this->parser, 'data'); } function destruct() { xml_parser_free($this->parser); } function parse(&$data) { $this->document = array(); $this->stack = array(); $this->parent = &$this->document; return xml_parse($this->parser, $data, true) ? $this->document : NULL; } function open(&$parser, $tag, $attributes) { $this->data = ''; $this->last_opened_tag = $tag; if(is_array($this->parent) and array_key_exists($tag,$this->parent)) { if(is_array($this->parent[$tag]) and array_key_exists(0,$this->parent[$tag])) { $key = count_numeric_items($this->parent[$tag]); }else{ if(array_key_exists($tag.'_attr',$this->parent)) { $arr = array('0_attr'=>&$this->parent[$tag.'_attr'], &$this->parent[$tag]); unset($this->parent[$tag.'_attr']); } else { $arr = array(&$this->parent[$tag]); } $this->parent[$tag] = &$arr; $key = 1; } $this->parent = &$this->parent[$tag]; } else { $key = $tag; } if($attributes) { $this->parent[$key.'_attr'] = $attributes; } $this->parent = &$this->parent[$key]; $this->stack[] = &$this->parent; } function data(&$parser, $data) { if($this->last_opened_tag != NULL) $this->data .= $data; } function close(&$parser, $tag) { if($this->last_opened_tag == $tag) { $this->parent = $this->data; $this->last_opened_tag = NULL; } array_pop($this->stack); if($this->stack) $this->parent = &$this->stack[count($this->stack)-1]; } } function count_numeric_items(&$array) { return is_array($array) ? count(array_filter(array_keys($array), 'is_numeric')) : 0; } ?>