DiscuzX/upload/uc_client/lib/xml.class.php

105 lines
2.7 KiB
PHP

<?php
/*
[UCenter] (C)2001-2099 Comsenz Inc.
This is NOT a freeware, use is subject to license terms
$Id: xml.class.php 1059 2011-03-01 07:25:09Z monkey $
*/
function xml_unserialize(&$xml, $isnormal = FALSE) {
$xml_parser = new XML($isnormal);
$data = $xml_parser->parse($xml);
$xml_parser->destruct();
return $data;
}
function xml_serialize($arr, $htmlon = FALSE, $isnormal = FALSE, $level = 1) {
$s = $level == 1 ? "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\r\n<root>\r\n" : '';
$space = str_repeat("\t", $level);
foreach($arr as $k => $v) {
if(!is_array($v)) {
$s .= $space."<item id=\"$k\">".($htmlon ? '<![CDATA[' : '').$v.($htmlon ? ']]>' : '')."</item>\r\n";
} else {
$s .= $space."<item id=\"$k\">\r\n".xml_serialize($v, $htmlon, $isnormal, $level + 1).$space."</item>\r\n";
}
}
$s = preg_replace("/([\x01-\x08\x0b-\x0c\x0e-\x1f])+/", ' ', $s);
return $level == 1 ? $s."</root>" : $s;
}
class XML {
var $parser;
var $document;
var $stack;
var $data;
var $last_opened_tag;
var $isnormal;
var $attrs = array();
var $failed = FALSE;
function __construct($isnormal) {
$this->XML($isnormal);
}
function XML($isnormal) {
$this->isnormal = $isnormal;
$this->parser = xml_parser_create('ISO-8859-1');
xml_parser_set_option($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();
$this->stack = array();
return xml_parse($this->parser, $data, true) && !$this->failed ? $this->document : '';
}
function open(&$parser, $tag, $attributes) {
$this->data = '';
$this->failed = FALSE;
if(!$this->isnormal) {
if(isset($attributes['id']) && !is_string($this->document[$attributes['id']])) {
$this->document = &$this->document[$attributes['id']];
} else {
$this->failed = TRUE;
}
} else {
if(!isset($this->document[$tag]) || !is_string($this->document[$tag])) {
$this->document = &$this->document[$tag];
} else {
$this->failed = TRUE;
}
}
$this->stack[] = &$this->document;
$this->last_opened_tag = $tag;
$this->attrs = $attributes;
}
function data(&$parser, $data) {
if($this->last_opened_tag != NULL) {
$this->data .= $data;
}
}
function close(&$parser, $tag) {
if($this->last_opened_tag == $tag) {
$this->document = $this->data;
$this->last_opened_tag = NULL;
}
array_pop($this->stack);
if($this->stack) {
$this->document = &$this->stack[count($this->stack)-1];
}
}
}
?>