1136 lines
32 KiB
PHP
1136 lines
32 KiB
PHP
<?php
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use dokuwiki\HTTP\DokuHTTPClient;
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/**
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* IXR - The Incutio XML-RPC Library
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*
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* Copyright (c) 2010, Incutio Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - Neither the name of Incutio Ltd. nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @package IXR
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* @since 1.5
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*
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* @copyright Incutio Ltd 2010 (http://www.incutio.com)
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* @version 1.7.4 7th September 2010
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* @author Simon Willison
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* @link http://scripts.incutio.com/xmlrpc/ Site/manual
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*
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* Modified for DokuWiki
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* @author Andreas Gohr <andi@splitbrain.org>
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*/
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class IXR_Value {
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/** @var IXR_Value[]|IXR_Date|IXR_Base64|int|bool|double|string */
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var $data;
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/** @var string */
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var $type;
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/**
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* @param mixed $data
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* @param bool $type
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*/
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function __construct($data, $type = false) {
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$this->data = $data;
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if(!$type) {
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$type = $this->calculateType();
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}
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$this->type = $type;
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if($type == 'struct') {
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// Turn all the values in the array in to new IXR_Value objects
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foreach($this->data as $key => $value) {
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$this->data[$key] = new IXR_Value($value);
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}
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}
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if($type == 'array') {
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for($i = 0, $j = count($this->data); $i < $j; $i++) {
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$this->data[$i] = new IXR_Value($this->data[$i]);
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}
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}
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}
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/**
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* @return string
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*/
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function calculateType() {
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if($this->data === true || $this->data === false) {
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return 'boolean';
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}
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if(is_integer($this->data)) {
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return 'int';
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}
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if(is_double($this->data)) {
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return 'double';
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}
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// Deal with IXR object types base64 and date
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if(is_object($this->data) && is_a($this->data, 'IXR_Date')) {
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return 'date';
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}
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if(is_object($this->data) && is_a($this->data, 'IXR_Base64')) {
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return 'base64';
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}
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// If it is a normal PHP object convert it in to a struct
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if(is_object($this->data)) {
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$this->data = get_object_vars($this->data);
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return 'struct';
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}
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if(!is_array($this->data)) {
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return 'string';
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}
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// We have an array - is it an array or a struct?
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if($this->isStruct($this->data)) {
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return 'struct';
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} else {
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return 'array';
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}
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}
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/**
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* @return bool|string
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*/
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function getXml() {
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// Return XML for this value
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switch($this->type) {
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case 'boolean':
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return '<boolean>' . (($this->data) ? '1' : '0') . '</boolean>';
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break;
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case 'int':
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return '<int>' . $this->data . '</int>';
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break;
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case 'double':
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return '<double>' . $this->data . '</double>';
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break;
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case 'string':
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return '<string>' . htmlspecialchars($this->data) . '</string>';
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break;
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case 'array':
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$return = '<array><data>' . "\n";
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foreach($this->data as $item) {
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$return .= ' <value>' . $item->getXml() . "</value>\n";
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}
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$return .= '</data></array>';
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return $return;
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break;
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case 'struct':
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$return = '<struct>' . "\n";
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foreach($this->data as $name => $value) {
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$return .= " <member><name>$name</name><value>";
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$return .= $value->getXml() . "</value></member>\n";
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}
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$return .= '</struct>';
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return $return;
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break;
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case 'date':
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case 'base64':
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return $this->data->getXml();
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break;
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}
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return false;
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}
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/**
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* Checks whether or not the supplied array is a struct or not
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*
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* @param array $array
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* @return boolean
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*/
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function isStruct($array) {
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$expected = 0;
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foreach($array as $key => $value) {
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if((string) $key != (string) $expected) {
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return true;
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}
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$expected++;
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}
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return false;
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}
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}
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/**
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* IXR_MESSAGE
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*
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* @package IXR
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* @since 1.5
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*
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*/
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class IXR_Message {
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var $message;
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var $messageType; // methodCall / methodResponse / fault
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var $faultCode;
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var $faultString;
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var $methodName;
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var $params;
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// Current variable stacks
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var $_arraystructs = array(); // The stack used to keep track of the current array/struct
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var $_arraystructstypes = array(); // Stack keeping track of if things are structs or array
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var $_currentStructName = array(); // A stack as well
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var $_param;
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var $_value;
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var $_currentTag;
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var $_currentTagContents;
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var $_lastseen;
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// The XML parser
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var $_parser;
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/**
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* @param string $message
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*/
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function __construct($message) {
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$this->message =& $message;
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}
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/**
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* @return bool
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*/
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function parse() {
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// first remove the XML declaration
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// merged from WP #10698 - this method avoids the RAM usage of preg_replace on very large messages
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$header = preg_replace('/<\?xml.*?\?' . '>/', '', substr($this->message, 0, 100), 1);
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$this->message = substr_replace($this->message, $header, 0, 100);
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// workaround for a bug in PHP/libxml2, see http://bugs.php.net/bug.php?id=45996
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$this->message = str_replace('<', '<', $this->message);
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$this->message = str_replace('>', '>', $this->message);
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$this->message = str_replace('&', '&', $this->message);
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$this->message = str_replace(''', ''', $this->message);
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$this->message = str_replace('"', '"', $this->message);
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$this->message = str_replace("\x0b", ' ', $this->message); //vertical tab
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if(trim($this->message) == '') {
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return false;
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}
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$this->_parser = xml_parser_create();
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// Set XML parser to take the case of tags in to account
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xml_parser_set_option($this->_parser, XML_OPTION_CASE_FOLDING, false);
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// Set XML parser callback functions
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xml_set_object($this->_parser, $this);
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xml_set_element_handler($this->_parser, 'tag_open', 'tag_close');
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xml_set_character_data_handler($this->_parser, 'cdata');
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$chunk_size = 262144; // 256Kb, parse in chunks to avoid the RAM usage on very large messages
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$final = false;
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do {
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if(strlen($this->message) <= $chunk_size) {
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$final = true;
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}
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$part = substr($this->message, 0, $chunk_size);
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$this->message = substr($this->message, $chunk_size);
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if(!xml_parse($this->_parser, $part, $final)) {
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return false;
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}
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if($final) {
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break;
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}
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} while(true);
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xml_parser_free($this->_parser);
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// Grab the error messages, if any
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if($this->messageType == 'fault') {
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$this->faultCode = $this->params[0]['faultCode'];
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$this->faultString = $this->params[0]['faultString'];
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}
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return true;
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}
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/**
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* @param $parser
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* @param string $tag
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* @param $attr
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*/
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function tag_open($parser, $tag, $attr) {
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$this->_currentTagContents = '';
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$this->_currentTag = $tag;
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switch($tag) {
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case 'methodCall':
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case 'methodResponse':
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case 'fault':
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$this->messageType = $tag;
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break;
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/* Deal with stacks of arrays and structs */
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case 'data': // data is to all intents and purposes more interesting than array
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$this->_arraystructstypes[] = 'array';
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$this->_arraystructs[] = array();
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break;
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case 'struct':
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$this->_arraystructstypes[] = 'struct';
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$this->_arraystructs[] = array();
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break;
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}
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$this->_lastseen = $tag;
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}
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/**
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* @param $parser
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* @param string $cdata
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*/
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function cdata($parser, $cdata) {
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$this->_currentTagContents .= $cdata;
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}
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/**
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* @param $parser
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* @param $tag
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*/
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function tag_close($parser, $tag) {
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$value = null;
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$valueFlag = false;
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switch($tag) {
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case 'int':
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case 'i4':
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$value = (int) trim($this->_currentTagContents);
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$valueFlag = true;
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break;
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case 'double':
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$value = (double) trim($this->_currentTagContents);
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$valueFlag = true;
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break;
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case 'string':
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$value = (string) $this->_currentTagContents;
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$valueFlag = true;
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break;
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case 'dateTime.iso8601':
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$value = new IXR_Date(trim($this->_currentTagContents));
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$valueFlag = true;
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break;
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case 'value':
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// "If no type is indicated, the type is string."
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if($this->_lastseen == 'value') {
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$value = (string) $this->_currentTagContents;
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$valueFlag = true;
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}
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break;
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case 'boolean':
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$value = (boolean) trim($this->_currentTagContents);
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$valueFlag = true;
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break;
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case 'base64':
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$value = base64_decode($this->_currentTagContents);
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$valueFlag = true;
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break;
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/* Deal with stacks of arrays and structs */
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case 'data':
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case 'struct':
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$value = array_pop($this->_arraystructs);
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array_pop($this->_arraystructstypes);
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$valueFlag = true;
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break;
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case 'member':
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array_pop($this->_currentStructName);
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break;
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case 'name':
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$this->_currentStructName[] = trim($this->_currentTagContents);
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break;
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case 'methodName':
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$this->methodName = trim($this->_currentTagContents);
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break;
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}
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if($valueFlag) {
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if(count($this->_arraystructs) > 0) {
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// Add value to struct or array
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if($this->_arraystructstypes[count($this->_arraystructstypes) - 1] == 'struct') {
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// Add to struct
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$this->_arraystructs[count($this->_arraystructs) - 1][$this->_currentStructName[count($this->_currentStructName) - 1]] = $value;
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} else {
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// Add to array
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$this->_arraystructs[count($this->_arraystructs) - 1][] = $value;
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}
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} else {
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// Just add as a parameter
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$this->params[] = $value;
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}
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}
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$this->_currentTagContents = '';
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$this->_lastseen = $tag;
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}
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}
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/**
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* IXR_Server
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*
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* @package IXR
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* @since 1.5
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*/
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class IXR_Server {
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var $data;
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/** @var array */
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var $callbacks = array();
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var $message;
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/** @var array */
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var $capabilities;
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/**
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* @param array|bool $callbacks
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* @param bool $data
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* @param bool $wait
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*/
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function __construct($callbacks = false, $data = false, $wait = false) {
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$this->setCapabilities();
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if($callbacks) {
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$this->callbacks = $callbacks;
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}
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$this->setCallbacks();
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if(!$wait) {
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$this->serve($data);
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}
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}
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/**
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* @param bool|string $data
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*/
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function serve($data = false) {
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if(!$data) {
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$postData = trim(http_get_raw_post_data());
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if(!$postData) {
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header('Content-Type: text/plain'); // merged from WP #9093
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die('XML-RPC server accepts POST requests only.');
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}
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$data = $postData;
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}
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$this->message = new IXR_Message($data);
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if(!$this->message->parse()) {
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$this->error(-32700, 'parse error. not well formed');
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}
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if($this->message->messageType != 'methodCall') {
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$this->error(-32600, 'server error. invalid xml-rpc. not conforming to spec. Request must be a methodCall');
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}
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$result = $this->call($this->message->methodName, $this->message->params);
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// Is the result an error?
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if(is_a($result, 'IXR_Error')) {
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$this->error($result);
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}
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// Encode the result
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$r = new IXR_Value($result);
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$resultxml = $r->getXml();
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// Create the XML
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$xml = <<<EOD
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<methodResponse>
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<params>
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<param>
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<value>
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$resultxml
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</value>
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</param>
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</params>
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</methodResponse>
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EOD;
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// Send it
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$this->output($xml);
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}
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/**
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* @param string $methodname
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* @param array $args
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* @return IXR_Error|mixed
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*/
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function call($methodname, $args) {
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if(!$this->hasMethod($methodname)) {
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return new IXR_Error(-32601, 'server error. requested method ' . $methodname . ' does not exist.');
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}
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$method = $this->callbacks[$methodname];
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// Perform the callback and send the response
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# Removed for DokuWiki to have a more consistent interface
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# if (count($args) == 1) {
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# // If only one parameter just send that instead of the whole array
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# $args = $args[0];
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# }
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# Adjusted for DokuWiki to use call_user_func_array
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// args need to be an array
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$args = (array) $args;
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// Are we dealing with a function or a method?
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if(is_string($method) && substr($method, 0, 5) == 'this:') {
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// It's a class method - check it exists
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$method = substr($method, 5);
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if(!method_exists($this, $method)) {
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return new IXR_Error(-32601, 'server error. requested class method "' . $method . '" does not exist.');
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}
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// Call the method
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#$result = $this->$method($args);
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$result = call_user_func_array(array(&$this, $method), $args);
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} elseif(substr($method, 0, 7) == 'plugin:') {
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list($pluginname, $callback) = explode(':', substr($method, 7), 2);
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if(!plugin_isdisabled($pluginname)) {
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$plugin = plugin_load('action', $pluginname);
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return call_user_func_array(array($plugin, $callback), $args);
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} else {
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return new IXR_Error(-99999, 'server error');
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}
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} else {
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// It's a function - does it exist?
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if(is_array($method)) {
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if(!is_callable(array($method[0], $method[1]))) {
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return new IXR_Error(-32601, 'server error. requested object method "' . $method[1] . '" does not exist.');
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}
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} else if(!function_exists($method)) {
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return new IXR_Error(-32601, 'server error. requested function "' . $method . '" does not exist.');
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}
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// Call the function
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$result = call_user_func($method, $args);
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}
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return $result;
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}
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|
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/**
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* @param int $error
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* @param string|bool $message
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*/
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function error($error, $message = false) {
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// Accepts either an error object or an error code and message
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if($message && !is_object($error)) {
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$error = new IXR_Error($error, $message);
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}
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$this->output($error->getXml());
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}
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|
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/**
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* @param string $xml
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*/
|
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function output($xml) {
|
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header('Content-Type: text/xml; charset=utf-8');
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echo '<?xml version="1.0"?>', "\n", $xml;
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exit;
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}
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|
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/**
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* @param string $method
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* @return bool
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*/
|
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function hasMethod($method) {
|
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return in_array($method, array_keys($this->callbacks));
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}
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|
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function setCapabilities() {
|
|
// Initialises capabilities array
|
|
$this->capabilities = array(
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'xmlrpc' => array(
|
|
'specUrl' => 'http://www.xmlrpc.com/spec',
|
|
'specVersion' => 1
|
|
),
|
|
'faults_interop' => array(
|
|
'specUrl' => 'http://xmlrpc-epi.sourceforge.net/specs/rfc.fault_codes.php',
|
|
'specVersion' => 20010516
|
|
),
|
|
'system.multicall' => array(
|
|
'specUrl' => 'http://www.xmlrpc.com/discuss/msgReader$1208',
|
|
'specVersion' => 1
|
|
),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @return mixed
|
|
*/
|
|
function getCapabilities() {
|
|
return $this->capabilities;
|
|
}
|
|
|
|
function setCallbacks() {
|
|
$this->callbacks['system.getCapabilities'] = 'this:getCapabilities';
|
|
$this->callbacks['system.listMethods'] = 'this:listMethods';
|
|
$this->callbacks['system.multicall'] = 'this:multiCall';
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
function listMethods() {
|
|
// Returns a list of methods - uses array_reverse to ensure user defined
|
|
// methods are listed before server defined methods
|
|
return array_reverse(array_keys($this->callbacks));
|
|
}
|
|
|
|
/**
|
|
* @param array $methodcalls
|
|
* @return array
|
|
*/
|
|
function multiCall($methodcalls) {
|
|
// See http://www.xmlrpc.com/discuss/msgReader$1208
|
|
$return = array();
|
|
foreach($methodcalls as $call) {
|
|
$method = $call['methodName'];
|
|
$params = $call['params'];
|
|
if($method == 'system.multicall') {
|
|
$result = new IXR_Error(-32800, 'Recursive calls to system.multicall are forbidden');
|
|
} else {
|
|
$result = $this->call($method, $params);
|
|
}
|
|
if(is_a($result, 'IXR_Error')) {
|
|
$return[] = array(
|
|
'faultCode' => $result->code,
|
|
'faultString' => $result->message
|
|
);
|
|
} else {
|
|
$return[] = array($result);
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_Request
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_Request {
|
|
/** @var string */
|
|
var $method;
|
|
/** @var array */
|
|
var $args;
|
|
/** @var string */
|
|
var $xml;
|
|
|
|
/**
|
|
* @param string $method
|
|
* @param array $args
|
|
*/
|
|
function __construct($method, $args) {
|
|
$this->method = $method;
|
|
$this->args = $args;
|
|
$this->xml = <<<EOD
|
|
<?xml version="1.0"?>
|
|
<methodCall>
|
|
<methodName>{$this->method}</methodName>
|
|
<params>
|
|
|
|
EOD;
|
|
foreach($this->args as $arg) {
|
|
$this->xml .= '<param><value>';
|
|
$v = new IXR_Value($arg);
|
|
$this->xml .= $v->getXml();
|
|
$this->xml .= "</value></param>\n";
|
|
}
|
|
$this->xml .= '</params></methodCall>';
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
function getLength() {
|
|
return strlen($this->xml);
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getXml() {
|
|
return $this->xml;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_Client
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*
|
|
* Changed for DokuWiki to use DokuHTTPClient
|
|
*
|
|
* This should be compatible to the original class, but uses DokuWiki's
|
|
* HTTP client library which will respect proxy settings
|
|
*
|
|
* Because the XMLRPC client is not used in DokuWiki currently this is completely
|
|
* untested
|
|
*/
|
|
class IXR_Client extends DokuHTTPClient {
|
|
var $posturl = '';
|
|
/** @var IXR_Message|bool */
|
|
var $message = false;
|
|
|
|
// Storage place for an error message
|
|
/** @var IXR_Error|bool */
|
|
var $xmlerror = false;
|
|
|
|
/**
|
|
* @param string $server
|
|
* @param string|bool $path
|
|
* @param int $port
|
|
* @param int $timeout
|
|
*/
|
|
function __construct($server, $path = false, $port = 80, $timeout = 15) {
|
|
parent::__construct();
|
|
if(!$path) {
|
|
// Assume we have been given a URL instead
|
|
$this->posturl = $server;
|
|
} else {
|
|
$this->posturl = 'http://' . $server . ':' . $port . $path;
|
|
}
|
|
$this->timeout = $timeout;
|
|
}
|
|
|
|
/**
|
|
* parameters: method and arguments
|
|
* @return bool success or error
|
|
*/
|
|
function query() {
|
|
$args = func_get_args();
|
|
$method = array_shift($args);
|
|
$request = new IXR_Request($method, $args);
|
|
$xml = $request->getXml();
|
|
|
|
$this->headers['Content-Type'] = 'text/xml';
|
|
if(!$this->sendRequest($this->posturl, $xml, 'POST')) {
|
|
$this->xmlerror = new IXR_Error(-32300, 'transport error - ' . $this->error);
|
|
return false;
|
|
}
|
|
|
|
// Check HTTP Response code
|
|
if($this->status < 200 || $this->status > 206) {
|
|
$this->xmlerror = new IXR_Error(-32300, 'transport error - HTTP status ' . $this->status);
|
|
return false;
|
|
}
|
|
|
|
// Now parse what we've got back
|
|
$this->message = new IXR_Message($this->resp_body);
|
|
if(!$this->message->parse()) {
|
|
// XML error
|
|
$this->xmlerror = new IXR_Error(-32700, 'parse error. not well formed');
|
|
return false;
|
|
}
|
|
|
|
// Is the message a fault?
|
|
if($this->message->messageType == 'fault') {
|
|
$this->xmlerror = new IXR_Error($this->message->faultCode, $this->message->faultString);
|
|
return false;
|
|
}
|
|
|
|
// Message must be OK
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @return mixed
|
|
*/
|
|
function getResponse() {
|
|
// methodResponses can only have one param - return that
|
|
return $this->message->params[0];
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
function isError() {
|
|
return (is_object($this->xmlerror));
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
function getErrorCode() {
|
|
return $this->xmlerror->code;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getErrorMessage() {
|
|
return $this->xmlerror->message;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_Error
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_Error {
|
|
var $code;
|
|
var $message;
|
|
|
|
/**
|
|
* @param int $code
|
|
* @param string $message
|
|
*/
|
|
function __construct($code, $message) {
|
|
$this->code = $code;
|
|
$this->message = htmlspecialchars($message);
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getXml() {
|
|
$xml = <<<EOD
|
|
<methodResponse>
|
|
<fault>
|
|
<value>
|
|
<struct>
|
|
<member>
|
|
<name>faultCode</name>
|
|
<value><int>{$this->code}</int></value>
|
|
</member>
|
|
<member>
|
|
<name>faultString</name>
|
|
<value><string>{$this->message}</string></value>
|
|
</member>
|
|
</struct>
|
|
</value>
|
|
</fault>
|
|
</methodResponse>
|
|
|
|
EOD;
|
|
return $xml;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_Date
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_Date {
|
|
|
|
const XMLRPC_ISO8601 = "Ymd\TH:i:sO" ;
|
|
/** @var DateTime */
|
|
protected $date;
|
|
|
|
/**
|
|
* @param int|string $time
|
|
*/
|
|
public function __construct($time) {
|
|
// $time can be a PHP timestamp or an ISO one
|
|
if(is_numeric($time)) {
|
|
$this->parseTimestamp($time);
|
|
} else {
|
|
$this->parseIso($time);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Parse unix timestamp
|
|
*
|
|
* @param int $timestamp
|
|
*/
|
|
protected function parseTimestamp($timestamp) {
|
|
$this->date = new DateTime('@' . $timestamp);
|
|
}
|
|
|
|
/**
|
|
* Parses less or more complete iso dates and much more, if no timezone given assumes UTC
|
|
*
|
|
* @param string $iso
|
|
*/
|
|
protected function parseIso($iso) {
|
|
$this->date = new DateTime($iso, new DateTimeZone("UTC"));
|
|
}
|
|
|
|
/**
|
|
* Returns date in ISO 8601 format
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getIso() {
|
|
return $this->date->format(self::XMLRPC_ISO8601);
|
|
}
|
|
|
|
/**
|
|
* Returns date in valid xml
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getXml() {
|
|
return '<dateTime.iso8601>' . $this->getIso() . '</dateTime.iso8601>';
|
|
}
|
|
|
|
/**
|
|
* Returns Unix timestamp
|
|
*
|
|
* @return int
|
|
*/
|
|
function getTimestamp() {
|
|
return $this->date->getTimestamp();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_Base64
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_Base64 {
|
|
var $data;
|
|
|
|
/**
|
|
* @param string $data
|
|
*/
|
|
function __construct($data) {
|
|
$this->data = $data;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getXml() {
|
|
return '<base64>' . base64_encode($this->data) . '</base64>';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_IntrospectionServer
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_IntrospectionServer extends IXR_Server {
|
|
/** @var array[] */
|
|
var $signatures;
|
|
/** @var string[] */
|
|
var $help;
|
|
|
|
/**
|
|
* Constructor
|
|
*/
|
|
function __construct() {
|
|
$this->setCallbacks();
|
|
$this->setCapabilities();
|
|
$this->capabilities['introspection'] = array(
|
|
'specUrl' => 'http://xmlrpc.usefulinc.com/doc/reserved.html',
|
|
'specVersion' => 1
|
|
);
|
|
$this->addCallback(
|
|
'system.methodSignature',
|
|
'this:methodSignature',
|
|
array('array', 'string'),
|
|
'Returns an array describing the return type and required parameters of a method'
|
|
);
|
|
$this->addCallback(
|
|
'system.getCapabilities',
|
|
'this:getCapabilities',
|
|
array('struct'),
|
|
'Returns a struct describing the XML-RPC specifications supported by this server'
|
|
);
|
|
$this->addCallback(
|
|
'system.listMethods',
|
|
'this:listMethods',
|
|
array('array'),
|
|
'Returns an array of available methods on this server'
|
|
);
|
|
$this->addCallback(
|
|
'system.methodHelp',
|
|
'this:methodHelp',
|
|
array('string', 'string'),
|
|
'Returns a documentation string for the specified method'
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @param string $method
|
|
* @param string $callback
|
|
* @param string[] $args
|
|
* @param string $help
|
|
*/
|
|
function addCallback($method, $callback, $args, $help) {
|
|
$this->callbacks[$method] = $callback;
|
|
$this->signatures[$method] = $args;
|
|
$this->help[$method] = $help;
|
|
}
|
|
|
|
/**
|
|
* @param string $methodname
|
|
* @param array $args
|
|
* @return IXR_Error|mixed
|
|
*/
|
|
function call($methodname, $args) {
|
|
// Make sure it's in an array
|
|
if($args && !is_array($args)) {
|
|
$args = array($args);
|
|
}
|
|
|
|
// Over-rides default call method, adds signature check
|
|
if(!$this->hasMethod($methodname)) {
|
|
return new IXR_Error(-32601, 'server error. requested method "' . $this->message->methodName . '" not specified.');
|
|
}
|
|
$method = $this->callbacks[$methodname];
|
|
$signature = $this->signatures[$methodname];
|
|
$returnType = array_shift($signature);
|
|
// Check the number of arguments. Check only, if the minimum count of parameters is specified. More parameters are possible.
|
|
// This is a hack to allow optional parameters...
|
|
if(count($args) < count($signature)) {
|
|
// print 'Num of args: '.count($args).' Num in signature: '.count($signature);
|
|
return new IXR_Error(-32602, 'server error. wrong number of method parameters');
|
|
}
|
|
|
|
// Check the argument types
|
|
$ok = true;
|
|
$argsbackup = $args;
|
|
for($i = 0, $j = count($args); $i < $j; $i++) {
|
|
$arg = array_shift($args);
|
|
$type = array_shift($signature);
|
|
switch($type) {
|
|
case 'int':
|
|
case 'i4':
|
|
if(is_array($arg) || !is_int($arg)) {
|
|
$ok = false;
|
|
}
|
|
break;
|
|
case 'base64':
|
|
case 'string':
|
|
if(!is_string($arg)) {
|
|
$ok = false;
|
|
}
|
|
break;
|
|
case 'boolean':
|
|
if($arg !== false && $arg !== true) {
|
|
$ok = false;
|
|
}
|
|
break;
|
|
case 'float':
|
|
case 'double':
|
|
if(!is_float($arg)) {
|
|
$ok = false;
|
|
}
|
|
break;
|
|
case 'date':
|
|
case 'dateTime.iso8601':
|
|
if(!is_a($arg, 'IXR_Date')) {
|
|
$ok = false;
|
|
}
|
|
break;
|
|
}
|
|
if(!$ok) {
|
|
return new IXR_Error(-32602, 'server error. invalid method parameters');
|
|
}
|
|
}
|
|
// It passed the test - run the "real" method call
|
|
return parent::call($methodname, $argsbackup);
|
|
}
|
|
|
|
/**
|
|
* @param string $method
|
|
* @return array|IXR_Error
|
|
*/
|
|
function methodSignature($method) {
|
|
if(!$this->hasMethod($method)) {
|
|
return new IXR_Error(-32601, 'server error. requested method "' . $method . '" not specified.');
|
|
}
|
|
// We should be returning an array of types
|
|
$types = $this->signatures[$method];
|
|
$return = array();
|
|
foreach($types as $type) {
|
|
switch($type) {
|
|
case 'string':
|
|
$return[] = 'string';
|
|
break;
|
|
case 'int':
|
|
case 'i4':
|
|
$return[] = 42;
|
|
break;
|
|
case 'double':
|
|
$return[] = 3.1415;
|
|
break;
|
|
case 'dateTime.iso8601':
|
|
$return[] = new IXR_Date(time());
|
|
break;
|
|
case 'boolean':
|
|
$return[] = true;
|
|
break;
|
|
case 'base64':
|
|
$return[] = new IXR_Base64('base64');
|
|
break;
|
|
case 'array':
|
|
$return[] = array('array');
|
|
break;
|
|
case 'struct':
|
|
$return[] = array('struct' => 'struct');
|
|
break;
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* @param string $method
|
|
* @return mixed
|
|
*/
|
|
function methodHelp($method) {
|
|
return $this->help[$method];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* IXR_ClientMulticall
|
|
*
|
|
* @package IXR
|
|
* @since 1.5
|
|
*/
|
|
class IXR_ClientMulticall extends IXR_Client {
|
|
|
|
/** @var array[] */
|
|
var $calls = array();
|
|
|
|
/**
|
|
* @param string $server
|
|
* @param string|bool $path
|
|
* @param int $port
|
|
*/
|
|
function __construct($server, $path = false, $port = 80) {
|
|
parent::__construct($server, $path, $port);
|
|
//$this->useragent = 'The Incutio XML-RPC PHP Library (multicall client)';
|
|
}
|
|
|
|
/**
|
|
* Add a call
|
|
*/
|
|
function addCall() {
|
|
$args = func_get_args();
|
|
$methodName = array_shift($args);
|
|
$struct = array(
|
|
'methodName' => $methodName,
|
|
'params' => $args
|
|
);
|
|
$this->calls[] = $struct;
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
function query() {
|
|
// Prepare multicall, then call the parent::query() method
|
|
return parent::query('system.multicall', $this->calls);
|
|
}
|
|
}
|
|
|