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diff --git a/lib/ext/Syncroton/Model/AXMLEntry.php b/lib/ext/Syncroton/Model/AXMLEntry.php
index e2332b9..8a02707 100644
--- a/lib/ext/Syncroton/Model/AXMLEntry.php
+++ b/lib/ext/Syncroton/Model/AXMLEntry.php
@@ -1,323 +1,328 @@
<?php
/**
* Syncroton
*
* @package Syncroton
* @subpackage Model
* @license http://www.tine20.org/licenses/lgpl.html LGPL Version 3
* @copyright Copyright (c) 2012-2012 Metaways Infosystems GmbH (http://www.metaways.de)
* @author Lars Kneschke <l.kneschke@metaways.de>
*/
/**
* abstract class to handle ActiveSync entry
*
* @package Syncroton
* @subpackage Model
*/
abstract class Syncroton_Model_AXMLEntry extends Syncroton_Model_AEntry implements Syncroton_Model_IXMLEntry
{
protected $_xmlBaseElement;
protected $_properties = array();
protected $_dateTimeFormat = "Y-m-d\TH:i:s.000\Z";
/**
* (non-PHPdoc)
* @see Syncroton_Model_IEntry::__construct()
*/
public function __construct($properties = null)
{
if ($properties instanceof SimpleXMLElement) {
$this->setFromSimpleXMLElement($properties);
} elseif (is_array($properties)) {
$this->setFromArray($properties);
}
$this->_isDirty = false;
}
/**
* (non-PHPdoc)
* @see Syncroton_Model_IEntry::appendXML()
*/
public function appendXML(DOMElement $domParrent, Syncroton_Model_IDevice $device)
{
$this->_addXMLNamespaces($domParrent);
foreach($this->_elements as $elementName => $value) {
// skip empty values
if($value === null || $value === '' || (is_array($value) && empty($value))) {
continue;
}
list ($nameSpace, $elementProperties) = $this->_getElementProperties($elementName);
if ($nameSpace == 'Internal') {
continue;
}
$elementVersion = isset($elementProperties['supportedSince']) ? $elementProperties['supportedSince'] : '12.0';
if (version_compare($device->acsversion, $elementVersion, '<')) {
continue;
}
$nameSpace = 'uri:' . $nameSpace;
if (isset($elementProperties['childElement'])) {
$element = $domParrent->ownerDocument->createElementNS($nameSpace, ucfirst($elementName));
foreach($value as $subValue) {
$subElement = $domParrent->ownerDocument->createElementNS($nameSpace, ucfirst($elementProperties['childElement']));
$this->_appendXMLElement($device, $subElement, $elementProperties, $subValue);
$element->appendChild($subElement);
}
$domParrent->appendChild($element);
} else if ($elementProperties['type'] == 'container' && !empty($elementProperties['multiple'])) {
foreach ($value as $element) {
$container = $domParrent->ownerDocument->createElementNS($nameSpace, ucfirst($elementName));
$element->appendXML($container, $device);
$domParrent->appendChild($container);
}
} else if ($elementProperties['type'] == 'none') {
if ($value) {
$element = $domParrent->ownerDocument->createElementNS($nameSpace, ucfirst($elementName));
$domParrent->appendChild($element);
}
} else {
$element = $domParrent->ownerDocument->createElementNS($nameSpace, ucfirst($elementName));
$this->_appendXMLElement($device, $element, $elementProperties, $value);
$domParrent->appendChild($element);
}
}
}
/**
* (non-PHPdoc)
* @see Syncroton_Model_IEntry::getProperties()
*/
public function getProperties($selectedNamespace = null)
{
$properties = array();
foreach($this->_properties as $namespace => $namespaceProperties) {
if ($selectedNamespace !== null && $namespace != $selectedNamespace) {
continue;
}
$properties = array_merge($properties, array_keys($namespaceProperties));
}
return $properties;
}
/**
* set properties from SimpleXMLElement object
*
* @param SimpleXMLElement $xmlCollection
* @throws InvalidArgumentException
*/
public function setFromSimpleXMLElement(SimpleXMLElement $properties)
{
if (!in_array($properties->getName(), (array) $this->_xmlBaseElement)) {
throw new InvalidArgumentException('Unexpected element name: ' . $properties->getName());
}
foreach (array_keys($this->_properties) as $namespace) {
if ($namespace == 'Internal') {
continue;
}
$this->_parseNamespace($namespace, $properties);
}
return;
}
/**
* add needed xml namespaces to DomDocument
*
* @param unknown_type $domParrent
*/
protected function _addXMLNamespaces(DOMElement $domParrent)
{
foreach($this->_properties as $namespace => $namespaceProperties) {
// don't add default namespace again
if($domParrent->ownerDocument->documentElement->namespaceURI != 'uri:'.$namespace) {
$domParrent->ownerDocument->documentElement->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:'.$namespace, 'uri:'.$namespace);
}
}
}
protected function _appendXMLElement(Syncroton_Model_IDevice $device, DOMElement $element, $elementProperties, $value)
{
if ($value instanceof Syncroton_Model_IEntry) {
$value->appendXML($element, $device);
} else {
if ($value instanceof DateTime) {
$value = $value->format($this->_dateTimeFormat);
} elseif (isset($elementProperties['encoding']) && $elementProperties['encoding'] == 'base64') {
if (is_resource($value)) {
rewind($value);
$value = stream_get_contents($value);
}
$value = base64_encode($value);
}
if ($elementProperties['type'] == 'byteArray') {
$element->setAttributeNS('uri:Syncroton', 'Syncroton:encoding', 'opaque');
// encode to base64; the wbxml encoder will base64_decode it again
// this way we can also transport data, which would break the xmlparser otherwise
$element->appendChild($element->ownerDocument->createCDATASection(base64_encode($value)));
} else {
// strip off any non printable control characters
if (!ctype_print($value)) {
$value = $this->_removeControlChars($value);
}
$element->appendChild($element->ownerDocument->createTextNode($this->_enforceUTF8($value)));
}
}
}
- /**
- * removed control chars from string which are not allowd in XML values
- *
- * @param string|array $_dirty
- * @return string
- */
- protected function _removeControlChars($dirty)
+ /**
+ * remove control chars from a string which are not allowed in XML values
+ *
+ * @param string $dirty An input string
+ * @return string Cleaned up string
+ */
+ protected function _removeControlChars($dirty)
{
- return preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]/', null, $dirty);
- }
+ // Replace non-character UTF-8 sequences that cause XML Parser to fail
+ // https://git.kolab.org/T1311
+ $dirty = str_replace(array("\xEF\xBF\xBE", "\xEF\xBF\xBF"), '', $dirty);
+
+ // Replace ASCII control-characters
+ return preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]/', '', $dirty);
+ }
/**
* enforce >valid< utf-8 encoding
*
* @param string $dirty the string with maybe invalid utf-8 data
* @return string string with valid utf-8
*/
protected function _enforceUTF8($dirty)
{
if (function_exists('iconv')) {
if (($clean = @iconv('UTF-8', 'UTF-8//IGNORE', $dirty)) !== false) {
return $clean;
}
}
if (function_exists('mb_convert_encoding')) {
if (($clean = mb_convert_encoding($dirty, 'UTF-8', 'UTF-8')) !== false) {
return $clean;
}
}
return $dirty;
}
/**
*
* @param unknown_type $element
* @throws InvalidArgumentException
* @return multitype:unknown
*/
protected function _getElementProperties($element)
{
foreach($this->_properties as $namespace => $namespaceProperties) {
if (array_key_exists($element, $namespaceProperties)) {
return array($namespace, $namespaceProperties[$element]);
}
}
throw new InvalidArgumentException("$element is no valid property of " . get_class($this));
}
protected function _parseNamespace($nameSpace, SimpleXMLElement $properties)
{
// fetch data from Contacts namespace
$children = $properties->children("uri:$nameSpace");
foreach ($children as $elementName => $xmlElement) {
$elementName = lcfirst($elementName);
if (!isset($this->_properties[$nameSpace][$elementName])) {
continue;
}
list (, $elementProperties) = $this->_getElementProperties($elementName);
switch ($elementProperties['type']) {
case 'container':
if (!empty($elementProperties['multiple'])) {
$property = (array) $this->$elementName;
if (isset($elementProperties['class'])) {
$property[] = new $elementProperties['class']($xmlElement);
} else {
$property[] = (string) $xmlElement;
}
} else if (isset($elementProperties['childElement'])) {
$property = array();
$childElement = ucfirst($elementProperties['childElement']);
foreach ($xmlElement->$childElement as $subXmlElement) {
if (isset($elementProperties['class'])) {
$property[] = new $elementProperties['class']($subXmlElement);
} else {
$property[] = (string) $subXmlElement;
}
}
} else {
$subClassName = isset($elementProperties['class']) ? $elementProperties['class'] : get_class($this) . ucfirst($elementName);
$property = new $subClassName($xmlElement);
}
break;
case 'datetime':
$property = new DateTime((string) $xmlElement, new DateTimeZone('UTC'));
break;
case 'number':
$property = (int) $xmlElement;
break;
default:
$property = (string) $xmlElement;
break;
}
if (isset($elementProperties['encoding']) && $elementProperties['encoding'] == 'base64') {
$property = base64_decode($property);
}
$this->$elementName = $property;
}
}
public function &__get($name)
{
$this->_getElementProperties($name);
return $this->_elements[$name];
}
public function __set($name, $value)
{
list ($nameSpace, $properties) = $this->_getElementProperties($name);
if ($properties['type'] == 'datetime' && !$value instanceof DateTime) {
throw new InvalidArgumentException("value for $name must be an instance of DateTime");
}
if (!array_key_exists($name, $this->_elements) || $this->_elements[$name] != $value) {
$this->_elements[$name] = $value;
$this->_isDirty = true;
}
}
}
\ No newline at end of file

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