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<?php
class Array2XML {
private static $xml = null;
private static $encoding = 'UTF-8';
/**
* Initialize the root XML node [optional]
* @param $version
* @param $encoding
* @param $format_output
*/
public static function init($version = '1.0', $encoding = 'UTF-8', $format_output = true) {
self::$xml = new DomDocument($version, $encoding);
self::$xml->formatOutput = $format_output;
self::$encoding = $encoding;
}
/**
* Convert an Array to XML
* @param string $node_name - name of the root node to be converted
* @param array $arr - aray to be converterd
* @return DomDocument
*/
public static function &createXML($node_name, $arr=array()) {
$xml = self::getXMLRoot();
$xml->appendChild(self::convert($node_name, $arr));
self::$xml = null; // clear the xml node in the class for 2nd time use.
return $xml;
}
/**
* Convert an Array to XML
* @param string $node_name - name of the root node to be converted
* @param array $arr - aray to be converterd
* @return DOMNode
*/
private static function &convert($node_name, $arr=array()) {
//print_arr($node_name);
$xml = self::getXMLRoot();
$node = $xml->createElement($node_name);
if(is_array($arr)){
// get the attributes first.;
if(isset($arr['@attributes'])) {
foreach($arr['@attributes'] as $key => $value) {
if(!self::isValidTagName($key)) {
throw new Exception('[Array2XML] Illegal character in attribute name. attribute: '.$key.' in node: '.$node_name);
}
$node->setAttribute($key, self::bool2str($value));
}
unset($arr['@attributes']); //remove the key from the array once done.
}
// check if it has a value stored in @value, if yes store the value and return
// else check if its directly stored as string
if(isset($arr['@value'])) {
$node->appendChild($xml->createTextNode(self::bool2str($arr['@value'])));
unset($arr['@value']); //remove the key from the array once done.
//return from recursion, as a note with value cannot have child nodes.
return $node;
} else if(isset($arr['@cdata'])) {
$node->appendChild($xml->createCDATASection(self::bool2str($arr['@cdata'])));
unset($arr['@cdata']); //remove the key from the array once done.
//return from recursion, as a note with cdata cannot have child nodes.
return $node;
}
}
//create subnodes using recursion
if(is_array($arr)){
// recurse to get the node for that key
foreach($arr as $key=>$value){
if(!self::isValidTagName($key)) {
throw new Exception('[Array2XML] Illegal character in tag name. tag: '.$key.' in node: '.$node_name);
}
if(is_array($value) && is_numeric(key($value))) {
// MORE THAN ONE NODE OF ITS KIND;
// if the new array is numeric index, means it is array of nodes of the same kind
// it should follow the parent key name
foreach($value as $k=>$v){
$node->appendChild(self::convert($key, $v));
}
} else {
// ONLY ONE NODE OF ITS KIND
$node->appendChild(self::convert($key, $value));
}
unset($arr[$key]); //remove the key from the array once done.
}
}
// after we are done with all the keys in the array (if it is one)
// we check if it has any text value, if yes, append it.
if(!is_array($arr)) {
$node->appendChild($xml->createTextNode(self::bool2str($arr)));
}
return $node;
}
/*
* Get the root XML node, if there isn't one, create it.
*/
private static function getXMLRoot(){
if(empty(self::$xml)) {
self::init();
}
return self::$xml;
}
/*
* Get string representation of boolean value
*/
private static function bool2str($v){
//convert boolean to text value.
$v = $v === true ? 'true' : $v;
$v = $v === false ? 'false' : $v;
return $v;
}
/*
* Check if the tag name or attribute name contains illegal characters
* Ref: http://www.w3.org/TR/xml/#sec-common-syn
*/
private static function isValidTagName($tag){
$pattern = '/^[a-z_]+[a-z0-9\:\-\.\_]*[^:]*$/i';
return preg_match($pattern, $tag, $matches) && $matches[0] == $tag;
}
}
$file = file_get_contents("C:/Users/DELL/Desktop/fb.json");
json_decode($file);
$array=json_decode($file ,true);
$xml = Array2XML::createXML('data', $array);
echo $xml->saveXML(). "\n";
$xml->save('C:/Users/DELL/Desktop/fichxml.xml'); |
Convertir un fichier JSON dans un format XML en PHP avec DOM
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