Response.php

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<?php

/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */

// LICENSE AGREEMENT. If folded, press za here to unfold and read license {{{ 

// }}}

// dependencies {{{
require_once 'XML/RPC2/Exception.php';
require_once 'XML/RPC2/Backend/Php/Value.php';
require_once 'XML/RPC2/Backend/Php/Value/Struct.php';
// }}}

class XML_RPC2_Backend_Php_Response
{
    
    // {{{ encode()
    
    public static function encode($param, $encoding = 'iso-8859-1') 
    {
        if (!$param instanceof XML_RPC2_Backend_Php_Value) {
            $param = XML_RPC2_Backend_Php_Value::createFromNative($param);
        }
        $result  = '<?xml version="1.0" encoding="' .  $encoding . '"?>';
        $result .= '<methodResponse><params><param><value>' . $param->encode() . '</value></param></params></methodResponse>';
        return $result;
    }
    
    // }}}
    // {{{ encodeFault()
    
    public static function encodeFault($code, $message, $encoding = 'iso-8859-1')
    {
        $value = new XML_RPC2_Backend_Php_Value_Struct(array('faultCode' => (int) $code, 'faultString' => (string) $message));
        $result  = '<?xml version="1.0" encoding="' .  $encoding . '"?>';
        $result .= '<methodResponse><fault><value>' . $value->encode() . '</value></fault></methodResponse>';
        return $result;
    }
    
    // }}}
    // {{{ decode()
    
    public static function decode(SimpleXMLElement $xml) 
    {
        $faultNode = $xml->xpath('/methodResponse/fault');
        if (count($faultNode) == 1) {
            throw XML_RPC2_FaultException::createFromDecode($faultNode[0]);
        }
        $paramValueNode = $xml->xpath('/methodResponse/params/param/value');
        if (count($paramValueNode) == 1) {
            return XML_RPC2_Backend_Php_Value::createFromDecode($paramValueNode[0])->getNativeValue();
        }
        throw new XML_RPC2_DecodeException('Unable to decode xml-rpc response. No fault nor params/param elements found');
    }
    
    // }}}
    
}

?>