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<?php
/**
* dom_xmlrpc_domit_document wraps a DOMIT! DOM document in the DOM XML-RPC API
* @package dom-xmlrpc
* @copyright (C) 2004 John Heinstein. All rights reserved
* @license http://www.gnu.org/copyleft/lesser.html LGPL License
* @author John Heinstein <johnkarl@nbnet.nb.ca>
* @link http://www.engageinteractive.com/dom_xmlrpc/ DOM XML-RPC Home Page
* DOM XML-RPC is Free Software
**/
if (!defined('DOM_XMLRPC_INCLUDE_PATH')) {
define('DOM_XMLRPC_INCLUDE_PATH', (dirname(__FILE__) . "/"));
}
require_once(DOM_XMLRPC_INCLUDE_PATH . 'xml_domit_parser.php');
require_once(DOM_XMLRPC_INCLUDE_PATH . 'dom_xmlrpc_constants.php');
/**
* Wraps a DOMIT! DOM document in the DOM XML-RPC API
*
* @package dom-xmlrpc
* @author John Heinstein <johnkarl@nbnet.nb.ca>
*/
class dom_xmlrpc_domit_document extends DOMIT_Document {
/**
* Constructor: instantiates the DOMIT! superclass
*/
function dom_xmlrpc_domit_document() {
$this->DOMIT_Document();
} //dom_xmlrpc_domit_document
/**
* Gets the method type
* @return string The method type
*/
function getMethodType() {
return $this->documentElement->nodeName;
} //getMethodType
/**
* Gets the method name
* @return string The method name
*/
function getMethodName() {
if ($this->getMethodType() == DOM_XMLRPC_TYPE_METHODCALL) {
return $this->documentElement->childNodes[0]->firstChild->nodeValue;
}
//else throw exception
} //getMethodName
/**
* Gets a reference to the method params node
* @return object A reference to the method params node
*/
function &getParams() {
switch ($this->getMethodType()) {
case DOM_XMLRPC_TYPE_METHODCALL:
return $this->documentElement->childNodes[1];
break;
case DOM_XMLRPC_TYPE_METHODRESPONSE:
if (!$this->isFault()) {
return $this->documentElement->firstChild;
}
break;
}
//else throw exception
} //getParams
/**
* Gets a reference to the specified param
* @param int The index of the requested param
* @return object A reference to the specified param
*/
function &getParam($index) {
switch ($this->getMethodType()) {
case DOM_XMLRPC_TYPE_METHODCALL:
return $this->documentElement->childNodes[1]->childNodes[$index];
break;
case DOM_XMLRPC_TYPE_METHODRESPONSE:
if (!$this->isFault()) {
return $this->documentElement->firstChild->childNodes[$index];
}
break;
}
//else throw exception
} //getParam
/**
* Gets the number of existing params
* @return int The number of existing params
*/
function getParamCount() {
switch ($this->getMethodType()) {
case DOM_XMLRPC_TYPE_METHODCALL:
return $this->documentElement->childNodes[1]->childCount;
break;
case DOM_XMLRPC_TYPE_METHODRESPONSE:
if (!$this->isFault()) {
return $this->documentElement->firstChild->childCount; //either 0 or 1
}
break;
}
return -1; //maybe throw an exception?
} //getParamCount
/**
* Determines whether the method response is a fault
* @return boolean True if the method response is a fault
*/
function isFault() {
return ($this->documentElement->firstChild->nodeName == DOM_XMLRPC_TYPE_FAULT);
} //isFault
/**
* Returns the fault code, if a fault has occurred
* @return int The fault code, if a fault has occurred
*/
function getFaultCode() {
if ($this->isFault()) {
$faultStruct =& $this->documentElement->firstChild->firstChild->firstChild;
return ($faultStruct->childNodes[0]->childNodes[1]->firstChild->firstChild->nodeValue);
}
} //getFaultCode
/**
* Returns the fault string, if a fault has occurred
* @return string The fault string, if a fault has occurred
*/
function getFaultString() {
if ($this->isFault()) {
$faultStruct =& $this->documentElement->firstChild->firstChild->firstChild;
return ($faultStruct->childNodes[1]->childNodes[1]->firstChild->firstChild->nodeValue);
}
} //getFaultString
/**
* Returns the type of the specified param
* @param object A reference to the param to be tested for type
* @return string The type of the param
*/
function getParamType(&$node) {
switch ($node->nodeName) {
case DOM_XMLRPC_TYPE_PARAM:
return $node->firstChild->firstChild->nodeName;
break;
default:
//throw exception
}
} //getParamType
} //dom_xmlrpc_domit_document
?>