1<?php
2
3/**
4 * IXR_Client
5 *
6 * @package IXR
7 * @since 1.5.0
8 *
9 */
10class IXR_Client
11{
12 var $server;
13 var $port;
14 var $path;
15 var $useragent;
16 var $response;
17 var $message = false;
18 var $debug = false;
19 var $timeout;
20 var $headers = array();
21
22 // Storage place for an error message
23 var $error = false;
24
25 /**
26 * PHP5 constructor.
27 */
28 function __construct( $server, $path = false, $port = 80, $timeout = 15 )
29 {
30 if (!$path) {
31 // Assume we have been given a URL instead
32 $bits = parse_url($server);
33 $this->server = $bits['host'];
34 $this->port = isset($bits['port']) ? $bits['port'] : 80;
35 $this->path = isset($bits['path']) ? $bits['path'] : '/';
36
37 // Make absolutely sure we have a path
38 if (!$this->path) {
39 $this->path = '/';
40 }
41
42 if ( ! empty( $bits['query'] ) ) {
43 $this->path .= '?' . $bits['query'];
44 }
45 } else {
46 $this->server = $server;
47 $this->path = $path;
48 $this->port = $port;
49 }
50 $this->useragent = 'The Incutio XML-RPC PHP Library';
51 $this->timeout = $timeout;
52 }
53
54 /**
55 * PHP4 constructor.
56 */
57 public function IXR_Client( $server, $path = false, $port = 80, $timeout = 15 ) {
58 self::__construct( $server, $path, $port, $timeout );
59 }
60
61 /**
62 * @since 1.5.0
63 * @since 5.5.0 Formalized the existing `...$args` parameter by adding it
64 * to the function signature.
65 *
66 * @return bool
67 */
68 function query( ...$args )
69 {
70 $method = array_shift($args);
71 $request = new IXR_Request($method, $args);
72 $length = $request->getLength();
73 $xml = $request->getXml();
74 $r = "\r\n";
75 $request = "POST {$this->path} HTTP/1.0$r";
76
77 // Merged from WP #8145 - allow custom headers
78 $this->headers['Host'] = $this->server;
79 $this->headers['Content-Type'] = 'text/xml';
80 $this->headers['User-Agent'] = $this->useragent;
81 $this->headers['Content-Length']= $length;
82
83 foreach( $this->headers as $header => $value ) {
84 $request .= "{$header}: {$value}{$r}";
85 }
86 $request .= $r;
87
88 $request .= $xml;
89
90 // Now send the request
91 if ($this->debug) {
92 echo '<pre class="ixr_request">'.htmlspecialchars($request)."\n</pre>\n\n";
93 }
94
95 if ($this->timeout) {
96 $fp = @fsockopen($this->server, $this->port, $errno, $errstr, $this->timeout);
97 } else {
98 $fp = @fsockopen($this->server, $this->port, $errno, $errstr);
99 }
100 if (!$fp) {
101 $this->error = new IXR_Error(-32300, 'transport error - could not open socket');
102 return false;
103 }
104 fputs($fp, $request);
105 $contents = '';
106 $debugContents = '';
107 $gotFirstLine = false;
108 $gettingHeaders = true;
109 while (!feof($fp)) {
110 $line = fgets($fp, 4096);
111 if (!$gotFirstLine) {
112 // Check line for '200'
113 if (strstr($line, '200') === false) {
114 $this->error = new IXR_Error(-32300, 'transport error - HTTP status code was not 200');
115 return false;
116 }
117 $gotFirstLine = true;
118 }
119 if (trim($line) == '') {
120 $gettingHeaders = false;
121 }
122 if (!$gettingHeaders) {
123 // merged from WP #12559 - remove trim
124 $contents .= $line;
125 }
126 if ($this->debug) {
127 $debugContents .= $line;
128 }
129 }
130 if ($this->debug) {
131 echo '<pre class="ixr_response">'.htmlspecialchars($debugContents)."\n</pre>\n\n";
132 }
133
134 // Now parse what we've got back
135 $this->message = new IXR_Message($contents);
136 if (!$this->message->parse()) {
137 // XML error
138 $this->error = new IXR_Error(-32700, 'parse error. not well formed');
139 return false;
140 }
141
142 // Is the message a fault?
143 if ($this->message->messageType == 'fault') {
144 $this->error = new IXR_Error($this->message->faultCode, $this->message->faultString);
145 return false;
146 }
147
148 // Message must be OK
149 return true;
150 }
151
152 function getResponse()
153 {
154 // methodResponses can only have one param - return that
155 return $this->message->params[0];
156 }
157
158 function isError()
159 {
160 return (is_object($this->error));
161 }
162
163 function getErrorCode()
164 {
165 return $this->error->code;
166 }
167
168 function getErrorMessage()
169 {
170 return $this->error->message;
171 }
172}
173