public static function convertSimpleXmlElementObjectIntoArray($simpleXmlElementObject, &$recursionDepth = 0)
{
if ($recursionDepth > MAX_RECURSION_DEPTH_ALLOWED) {
return null;
}
if ($recursionDepth == 0) {
if (get_class($simpleXmlElementObject) != SIMPLE_XML_ELEMENT_PHP_CLASS) {
return null;
} else {
$callerProvidedSimpleXmlElementObject = $simpleXmlElementObject;
}
}
if (@get_class($simpleXmlElementObject) == SIMPLE_XML_ELEMENT_PHP_CLASS) {
$copyOfsimpleXmlElementObject = $simpleXmlElementObject;
$simpleXmlElementObject = get_object_vars($simpleXmlElementObject);
}
if (is_array($simpleXmlElementObject)) {
$resultArray = array();
if (count($simpleXmlElementObject) <= 0) {
return trim(strval($copyOfsimpleXmlElementObject));
}
foreach ($simpleXmlElementObject as $key => $value) {
$recursionDepth++;
$resultArray[$key] = xml2json::convertSimpleXmlElementObjectIntoArray($value, $recursionDepth);
$recursionDepth--;
}
if ($recursionDepth == 0) {
$tempArray = $resultArray;
$resultArray = array();
$resultArray[$callerProvidedSimpleXmlElementObject->getName()] = $tempArray;
}
return $resultArray;
} else {
return trim(strval($simpleXmlElementObject));
}
}
public static function convertSimpleXmlElementObjectIntoArray($simpleXmlElementObject, &$recursionDepth = 0)
{
// Keep an eye on how deeply we are involved in recursion.
if ($recursionDepth > MAX_RECURSION_DEPTH_ALLOWED) {
// Fatal error. Exit now.
return null;
}
if ($recursionDepth == 0) {
if (get_class($simpleXmlElementObject) != SIMPLE_XML_ELEMENT_PHP_CLASS) {
// If the external caller doesn't call this function initially
// with a SimpleXMLElement object, return now.
return null;
} else {
// Store the original SimpleXmlElementObject sent by the caller.
// We will need it at the very end when we return from here for good.
$callerProvidedSimpleXmlElementObject = $simpleXmlElementObject;
}
}
// End of if ($recursionDepth == 0) {
if (is_object($simpleXmlElementObject) and get_class($simpleXmlElementObject) == SIMPLE_XML_ELEMENT_PHP_CLASS) {
// Get a copy of the simpleXmlElementObject
$copyOfsimpleXmlElementObject = $simpleXmlElementObject;
// Get the object variables in the SimpleXmlElement object for us to iterate.
$simpleXmlElementObject = get_object_vars($simpleXmlElementObject);
}
// It needs to be an array of object variables.
if (is_array($simpleXmlElementObject)) {
// Initialize the result array.
$resultArray = array();
// Is the input array size 0? Then, we reached the rare CDATA text if any.
if (count($simpleXmlElementObject) <= 0) {
// Let us return the lonely CDATA. It could even be whitespaces.
return trim(strval($copyOfsimpleXmlElementObject));
}
// Let us walk through the child elements now.
foreach ($simpleXmlElementObject as $key => $value) {
// When this block of code is commented, XML attributes will be
// added to the result array.
// Uncomment the following block of code if XML attributes are
// NOT required to be returned as part of the result array.
/*
if((is_string($key)) && ($key == SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_ATTRIBUTES)) {
continue;
}
*/
// Let us recursively process the current element we just visited.
// Increase the recursion depth by one.
$recursionDepth++;
$resultArray[$key] = xml2json::convertSimpleXmlElementObjectIntoArray($value, $recursionDepth);
// Decrease the recursion depth by one.
$recursionDepth--;
}
// End of foreach($simpleXmlElementObject as $key=>$value) {
if ($recursionDepth == 0) {
// That is it. We are heading to the exit now.
// Set the XML root element name as the root [top-level] key of
// the associative array that we are going to return to the caller of this
// recursive function.
$tempArray = $resultArray;
$resultArray = array();
$resultArray[$callerProvidedSimpleXmlElementObject->getName()] = $tempArray;
}
return $resultArray;
} else {
// We are now looking at either the XML attribute text or
// the text between the XML tags.
return trim(strval($simpleXmlElementObject));
}
// End of else
}
<?php
$xml_file_path = 'vnstat.xml';
if (file_exists($xml_file_path)) {
$xml = simplexml_load_file($xml_file_path);
require_once 'lib/xml2json.php';
if ($xml_as_array = xml2json::convertSimpleXmlElementObjectIntoArray($xml)) {
if ($json = json_encode($xml_as_array)) {
header('Content-type: application/json');
echo $json;
} else {
exit("Could not convert array to JSON.");
}
} else {
exit("Could not convert XML to array for conversion to JSON.");
}
} else {
exit("Failed to load {$xml_file_path}.");
}
public static function convertSimpleXmlElementObjectIntoArray($simpleXmlElementObject, &$recursionDepth = 0)
{
// Keep an eye on how deeply we are involved in recursion.
if ($recursionDepth > MAX_RECURSION_DEPTH_ALLOWED) {
// Fatal error. Exit now.
return null;
}
if ($recursionDepth == 0) {
if (get_class($simpleXmlElementObject) != SIMPLE_XML_ELEMENT_PHP_CLASS) {
// If the external caller doesn't call this function initially
// with a SimpleXMLElement object, return now.
return null;
} else {
// Store the original SimpleXmlElementObject sent by the caller.
// We will need it at the very end when we return from here for good.
$callerProvidedSimpleXmlElementObject = $simpleXmlElementObject;
}
}
// End of if ($recursionDepth == 0) {
if (is_object($simpleXmlElementObject) && get_class($simpleXmlElementObject) == SIMPLE_XML_ELEMENT_PHP_CLASS) {
// Get a copy of the simpleXmlElementObject
$copyOfsimpleXmlElementObject = $simpleXmlElementObject;
}
// It needs to be an array of object variables.
if ($simpleXmlElementObject->count() > 0) {
// Initialize the result array.
$resultArray = array();
//Add the attributes if any
//Now add the attributes
foreach ($simpleXmlElementObject->attributes() as $key => $value) {
$resultArray[SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_ATTRIBUTES][$key] = trim(strval($value));
}
// Let us walk through the child elements now.
foreach ($simpleXmlElementObject->children() as $child) {
// When this block of code is commented, XML attributes will be
// added to the result array.
// Uncomment the following block of code if XML attributes are
// NOT required to be returned as part of the result array.
/*
if((is_string($key)) && ($key == SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_ATTRIBUTES)) {
continue;
}
*/
// Let us recursively process the current element we just visited.
// Increase the recursion depth by one.
$recursionDepth++;
//Group children with the same name
if (isset($resultArray[$child->getName()])) {
//If it is array apppend
if (is_array($resultArray[$child->getName()]) && !isset($resultArray[$child->getName()][SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_TXT_VALUE])) {
//If it contains @value then is not really an array
$resultArray[$child->getName()][] = xml2json::convertSimpleXmlElementObjectIntoArray($child, $recursionDepth);
} else {
//else convert and append
$resultArray[$child->getName()] = array(0 => $resultArray[$child->getName()]);
$resultArray[$child->getName()][] = xml2json::convertSimpleXmlElementObjectIntoArray($child, $recursionDepth);
}
} else {
$resultArray[$child->getName()] = xml2json::convertSimpleXmlElementObjectIntoArray($child, $recursionDepth);
}
// Decrease the recursion depth by one.
$recursionDepth--;
}
// End of foreach($simpleXmlElementObject as $key=>$value) {
if ($recursionDepth == 0) {
// That is it. We are heading to the exit now.
// Set the XML root element name as the root [top-level] key of
// the associative array that we are going to return to the caller of this
// recursive function.
$tempArray = $resultArray;
$resultArray = array();
$resultArray[$callerProvidedSimpleXmlElementObject->getName()] = $tempArray;
}
return $resultArray;
} else {
// We are now looking at either the XML attribute text or
// the text between the XML tags.
//Check for attributes, it it has attritubes return an @array containing @atrtibutes and @value
if (count($simpleXmlElementObject->attributes()) > 0) {
$r_array = array();
foreach ($simpleXmlElementObject->attributes() as $key => $value) {
$r_array[SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_ATTRIBUTES][$key] = trim(strval($value));
}
$r_array[SIMPLE_XML_ELEMENT_OBJECT_PROPERTY_FOR_TXT_VALUE] = trim(strval($simpleXmlElementObject));
return $r_array;
} else {
//Else return the value
return trim(strval($simpleXmlElementObject));
}
}
// End of else
}