Location: PHPKode > projects > MyOWNSpace > MyOWNspace_v8.2/www/classes/assoc_array2xml.php
<?PHP
/*************************************************************************/
/* This class stores associative arrays in an xml formated string.       */
/* There's also a function thar retrieves them. If you try to use        */ 
/* xml2array with a general xml, it can fail, since there can be some    */
/* repeated indexes....                                                  */
/*************************************************************************/

/*************************************************************************/
/* Use:
/* 
<?PHP
include('assoc_array2xml.php');
$example_array=array('one'=>'23','two'=>array('subone'=>'22',subtwo=>'233'),'three'=>'2');
$converter= new assoc_array2xml;
$string=$converter->array2xml($example_array);
echo "******\n$string\n********\n";
$array=$converter->xml2array($string);
print_r($array);
?>
 
*/
class assoc_array2xml {
var $text;
var $arrays, $keys, $node_flag, $depth, $xml_parser;
/*Converts an array to an xml string*/
function array2xml($array) {
//global $text;
$this->text="<?xml version=\"1.0\" encoding=\"iso-8859-1\"?><array>";
$this->text.= $this->array_transform($array);
$this->text .="</array>";
return $this->text;
}

function array_transform($array){
//global $array_text;
foreach($array as $key => $value){
if(!is_array($value)){
 $this->text .= "<$key>$value</$key>";
 } else {
 $this->text.="<$key>";
 $this->array_transform($value);
 $this->text.="</$key>";
 }
}
return $array_text;

}
/*Transform an XML string to associative array "XML Parser Functions"*/
function xml2array($xml){
$this->depth=-1;
$this->xml_parser = xml_parser_create();
xml_set_object($this->xml_parser, $this);
xml_parser_set_option ($this->xml_parser,XML_OPTION_CASE_FOLDING,0);//Don't put tags uppercase
xml_set_element_handler($this->xml_parser, "startElement", "endElement");
xml_set_character_data_handler($this->xml_parser,"characterData");
xml_parse($this->xml_parser,$xml,true);
xml_parser_free($this->xml_parser);
return $this->arrays[0];

}
function startElement($parser, $name, $attrs)
 {
   $this->keys[]=$name; //We add a key
   $this->node_flag=1;
   $this->depth++;
 }
function characterData($parser,$data)
 {
   $key=end($this->keys);
   $this->arrays[$this->depth][$key]=$data;
   $this->node_flag=0; //So that we don't add as an array, but as an element
 }
function endElement($parser, $name)
 {
   $key=array_pop($this->keys);
   //If $node_flag==1 we add as an array, if not, as an element
   if($this->node_flag==1){
     $this->arrays[$this->depth][$key]=$this->arrays[$this->depth+1];
     unset($this->arrays[$this->depth+1]);
   }
   $this->node_flag=1;
   $this->depth--;
 }

}//End of the class

?>
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