/usr/share/php/Horde/Kolab/Format/Xml/Parser.php is in php-horde-kolab-format 2.0.8-1ubuntu1.
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/**
* Handles parsing the provided XML input.
*
* PHP version 5
*
* @category Kolab
* @package Kolab_Format
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://www.horde.org/libraries/Horde_Kolab_Format
*/
/**
* Handles parsing the provided XML input.
*
* Copyright 2007-2009 Klarälvdalens Datakonsult AB
* Copyright 2010-2016 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you did not
* receive this file, see
* http://www.horde.org/licenses/lgpl21.
*
* @category Kolab
* @package Kolab_Format
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://www.horde.org/libraries/Horde_Kolab_Format
*/
class Horde_Kolab_Format_Xml_Parser
{
/**
* The XML parser.
*
* @var DOMDocument
*/
private $_document;
/**
* Constructor.
*
* @param DOMDocument $document The XML parser.
*/
public function __construct(DOMDocument $document)
{
$this->_document = $document;
$this->_document->preserveWhiteSpace = false;
$this->_document->formatOutput = true;
}
/**
* Simply return the DOMDocument without parsing any data.
*
* @return DOMDocument The DOM document.
*/
public function getDocument()
{
return $this->_document;
}
/**
* Load an object based on the given XML string.
*
* @param string $input The XML of the message as string.
* @param array $options Additional options when parsing the XML.
* <pre>
* - relaxed: Relaxed error checking (default: false)
* </pre>
*
* @return DOMDocument The DOM document.
*
* @throws Horde_Kolab_Format_Exception If parsing the XML data failed.
*/
public function parse($input, $options = array())
{
if (is_resource($input)) {
rewind($input);
$input = stream_get_contents($input);
}
try {
return $this->_parseXml($input, $options);
} catch (Horde_Kolab_Format_Exception_ParseError $e) {
if (!function_exists('mb_detect_encoding')) {
throw $e;
}
/**
* If the first call does not return successfully this might mean we
* got an attachment with broken encoding. There are some Kolab
* client versions in the wild that might have done that. So the
* next section starts a second attempt by guessing the encoding and
* trying again.
*/
if (0 !== strcasecmp(
mb_detect_encoding($input, 'UTF-8, ISO-8859-1'), 'UTF-8'
)) {
$input = mb_convert_encoding($input, 'UTF-8', 'ISO-8859-1');
}
return $this->_parseXml($input, $options);
}
}
/**
* Parse the XML string. The root node is returned on success.
*
* @param string $input The XML of the message as string.
* @param array $options Additional options when parsing the XML.
*
* @return DOMDocument The DOM document.
*
* @throws Horde_Kolab_Format_Exception If parsing the XML data failed.
*/
private function _parseXml($input, $options = array())
{
$result = @$this->_document->loadXML($input);
if (!empty($options['relaxed'])) {
return $this->_document;
}
if (!$result) {
throw new Horde_Kolab_Format_Exception_ParseError($input);
}
if (empty($this->_document->documentElement)) {
throw new Horde_Kolab_Format_Exception_ParseError($input);
}
if (!$this->_document->documentElement->hasChildNodes()) {
throw new Horde_Kolab_Format_Exception_ParseError($input);
}
return $this->_document;
}
}
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