3 * Laconica, the distributed open-source microblogging tool
5 * Plugin to check submitted notices with Mollom
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 * Mollom is a bayesian spam checker, wrapped into a webservice
23 * This plugin is based on the Drupal Mollom module
27 * @author Brenda Wallace <brenda@cpan.org>
28 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
32 if (!defined('STATUSNET')) {
36 define('MOLLOMPLUGIN_VERSION', '0.1');
37 define('MOLLOM_API_VERSION', '1.0');
39 define('MOLLOM_ANALYSIS_UNKNOWN' , 0);
40 define('MOLLOM_ANALYSIS_HAM' , 1);
41 define('MOLLOM_ANALYSIS_SPAM' , 2);
42 define('MOLLOM_ANALYSIS_UNSURE' , 3);
44 define('MOLLOM_MODE_DISABLED', 0);
45 define('MOLLOM_MODE_CAPTCHA' , 1);
46 define('MOLLOM_MODE_ANALYSIS', 2);
48 define('MOLLOM_FALLBACK_BLOCK' , 0);
49 define('MOLLOM_FALLBACK_ACCEPT', 1);
51 define('MOLLOM_ERROR' , 1000);
52 define('MOLLOM_REFRESH' , 1100);
53 define('MOLLOM_REDIRECT', 1200);
56 * Plugin to check submitted notices with Mollom
58 * Mollom is a bayesian spam filter provided by webservice.
62 * @author Brenda Wallace <shiny@cpan.org>
63 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
67 class MollomPlugin extends Plugin
73 function onStartNoticeSave($notice)
75 if ( $this->public_key ) {
78 'post_body' => $notice->content,
79 'author_name' => $profile->nickname,
80 'author_url' => $profile->homepage,
81 'author_id' => $profile->id,
82 'author_ip' => $this->getClientIp(),
84 $response = $this->mollom('mollom.checkContent', $data);
85 if ($response['spam'] == MOLLOM_ANALYSIS_SPAM) {
86 // TRANS: Client exception thrown when notice content triggers the spam filter.
87 throw new ClientException(_m('Spam Detected.'), 400);
89 if ($response['spam'] == MOLLOM_ANALYSIS_UNSURE) {
90 //if unsure, let through
92 if($response['spam'] == MOLLOM_ANALYSIS_HAM) {
100 function getClientIP() {
101 if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
102 // Note: order matters here; use proxy-forwarded stuff first
103 foreach (array('HTTP_X_FORWARDED_FOR', 'CLIENT-IP', 'REMOTE_ADDR') as $k) {
104 if (isset($_SERVER[$k])) {
113 * Call a remote procedure at the Mollom server. This function will
114 * automatically add the information required to authenticate against
117 function mollom($method, $data = array()) {
118 if (!extension_loaded('xmlrpc')) {
119 if (!dl('xmlrpc.so')) {
120 common_log(LOG_ERR, "Can't pingback; xmlrpc extension not available.");
124 // Construct the server URL:
125 $public_key = $this->public_key;
126 // Retrieve the list of Mollom servers from the database:
127 $servers = $this->servers;
129 if ($servers == NULL) {
130 // Retrieve a list of valid Mollom servers from mollom.com:
131 $servers = $this->xmlrpc('http://xmlrpc.mollom.com/'. MOLLOM_API_VERSION, 'mollom.getServerList', $this->authentication());
133 // Store the list of servers in the database:
134 // TODO! variable_set('mollom_servers', $servers);
137 if (is_array($servers)) {
138 // Send the request to the first server, if that fails, try the other servers in the list:
139 foreach ($servers as $server) {
140 $auth = $this->authentication();
141 $data = array_merge($data, $auth);
142 $result = $this->xmlrpc($server .'/'. MOLLOM_API_VERSION, $method, $data);
145 if (isset($data['session_id'])) {
146 common_debug("called $method at server $server with session ID '". $data['session_id'] ."'");
149 common_debug("called $method at server $server with no session ID");
152 if ($errno = $this->xmlrpc_errno()) {
153 common_log(LOG_ERR, sprintf('Error @errno: %s - %s - %s - <pre>%s</pre>', $this->xmlrpc_errno(), $server, $this->xmlrpc_error_msg(), $method, print_r($data, TRUE)));
155 if ($errno == MOLLOM_REFRESH) {
156 // Retrieve a list of valid Mollom servers from mollom.com:
157 $servers = $this->xmlrpc('http://xmlrpc.mollom.com/'. MOLLOM_API_VERSION, 'mollom.getServerList', $this->authentication());
159 // Store the updated list of servers in the database:
160 //tODO variable_set('mollom_servers', $servers);
162 else if ($errno == MOLLOM_ERROR) {
165 else if ($errno == MOLLOM_REDIRECT) {
166 // Do nothing, we select the next client automatically.
169 // Reset the XMLRPC error:
170 $this->xmlrpc_error(0); // FIXME: this is crazy.
173 common_debug("Result = " . print_r($result, TRUE));
179 // If none of the servers worked, activate the fallback mechanism:
180 common_debug("none of the servers worked");
181 // _mollom_fallback();
183 // If everything failed, we reset the server list to force Mollom to request a new list:
184 //TODO variable_set('mollom_servers', array());
188 * This function generate an array with all the information required to
189 * authenticate against Mollom. To prevent that requests are forged and
190 * that you are impersonated, each request is signed with a hash computed
191 * based on a private key and a timestamp.
193 * Both the client and the server share the secret key that is used to
194 * create the authentication hash based on a timestamp. They both hash
195 * the timestamp with the secret key, and if the hashes match, the
196 * authenticity of the message has been validated.
198 * To avoid that someone can intercept a (hash, timestamp)-pair and
199 * use that to impersonate a client, Mollom will reject the request
200 * when the timestamp is more than 15 minutes off.
202 * Make sure your server's time is synchronized with the world clocks,
203 * and that you don't share your private key with anyone else.
205 private function authentication() {
207 $public_key = $this->public_key;
208 $private_key = $this->private_key;
210 // Generate a timestamp according to the dateTime format (http://www.w3.org/TR/xmlschema-2/#dateTime):
211 $time = gmdate("Y-m-d\TH:i:s.\\0\\0\\0O", time());
213 // Calculate a HMAC-SHA1 according to RFC2104 (http://www.ietf.org/rfc/rfc2104.txt):
214 $hash = base64_encode(
215 pack("H*", sha1((str_pad($private_key, 64, chr(0x00)) ^ (str_repeat(chr(0x5c), 64))) .
216 pack("H*", sha1((str_pad($private_key, 64, chr(0x00)) ^ (str_repeat(chr(0x36), 64))) .
220 // Store everything in an array. Elsewhere in the code, we'll add the
221 // acutal data before we pass it onto the XML-RPC library:
222 $data['public_key'] = $public_key;
223 $data['time'] = $time;
224 $data['hash'] = $hash;
229 function xmlrpc($url) {
230 //require_once './includes/xmlrpc.inc';
231 $args = func_get_args();
232 return call_user_func_array(array('MollomPlugin', '_xmlrpc'), $args);
236 * Recursively turn a data structure into objects with 'data' and 'type' attributes.
239 * The data structure.
241 * Optional type assign to $data.
245 function xmlrpc_value($data, $type = FALSE) {
246 $xmlrpc_value = new stdClass();
247 $xmlrpc_value->data = $data;
249 $type = $this->xmlrpc_value_calculate_type($xmlrpc_value);
251 $xmlrpc_value->type = $type;
252 if ($type == 'struct') {
253 // Turn all the values in the array into new xmlrpc_values
254 foreach ($xmlrpc_value->data as $key => $value) {
255 $xmlrpc_value->data[$key] = $this->xmlrpc_value($value);
258 if ($type == 'array') {
259 for ($i = 0, $j = count($xmlrpc_value->data); $i < $j; $i++) {
260 $xmlrpc_value->data[$i] = $this->xmlrpc_value($xmlrpc_value->data[$i]);
263 return $xmlrpc_value;
267 * Map PHP type to XML-RPC type.
269 * @param $xmlrpc_value
270 * Variable whose type should be mapped.
272 * XML-RPC type as string.
274 * http://www.xmlrpc.com/spec#scalars
276 function xmlrpc_value_calculate_type(&$xmlrpc_value) {
277 // http://www.php.net/gettype: Never use gettype() to test for a certain type [...] Instead, use the is_* functions.
278 if (is_bool($xmlrpc_value->data)) {
281 if (is_double($xmlrpc_value->data)) {
284 if (is_int($xmlrpc_value->data)) {
287 if (is_array($xmlrpc_value->data)) {
288 // empty or integer-indexed arrays are 'array', string-indexed arrays 'struct'
289 return empty($xmlrpc_value->data) || range(0, count($xmlrpc_value->data) - 1) === array_keys($xmlrpc_value->data) ? 'array' : 'struct';
291 if (is_object($xmlrpc_value->data)) {
292 if ($xmlrpc_value->data->is_date) {
295 if ($xmlrpc_value->data->is_base64) {
298 $xmlrpc_value->data = get_object_vars($xmlrpc_value->data);
306 * Generate XML representing the given value.
308 * @param $xmlrpc_value
310 * XML representation of value.
312 function xmlrpc_value_get_xml($xmlrpc_value) {
313 switch ($xmlrpc_value->type) {
315 return '<boolean>'. (($xmlrpc_value->data) ? '1' : '0') .'</boolean>';
318 return '<int>'. $xmlrpc_value->data .'</int>';
321 return '<double>'. $xmlrpc_value->data .'</double>';
324 // Note: we don't escape apostrophes because of the many blogging clients
325 // that don't support numerical entities (and XML in general) properly.
326 return '<string>'. htmlspecialchars($xmlrpc_value->data) .'</string>';
329 $return = '<array><data>'."\n";
330 foreach ($xmlrpc_value->data as $item) {
331 $return .= ' <value>'. $this->xmlrpc_value_get_xml($item) ."</value>\n";
333 $return .= '</data></array>';
337 $return = '<struct>'."\n";
338 foreach ($xmlrpc_value->data as $name => $value) {
339 $return .= " <member><name>". htmlentities($name) ."</name><value>";
340 $return .= $this->xmlrpc_value_get_xml($value) ."</value></member>\n";
342 $return .= '</struct>';
346 return $this->xmlrpc_date_get_xml($xmlrpc_value->data);
349 return $this->xmlrpc_base64_get_xml($xmlrpc_value->data);
356 * Perform an HTTP request.
358 * This is a flexible and powerful HTTP client implementation. Correctly handles
359 * GET, POST, PUT or any other HTTP requests. Handles redirects.
362 * A string containing a fully qualified URI.
364 * An array containing an HTTP header => value pair.
366 * A string defining the HTTP request to use.
368 * A string containing data to include in the request.
370 * An integer representing how many times to retry the request in case of a
373 * An object containing the HTTP request headers, response code, headers,
374 * data and redirect status.
376 function http_request($url, $headers = array(), $method = 'GET', $data = NULL, $retry = 3) {
379 $result = new stdClass();
381 // Parse the URL and make sure we can handle the schema.
382 $uri = parse_url($url);
385 $result->error = 'unable to parse URL';
389 if (!isset($uri['scheme'])) {
390 $result->error = 'missing schema';
394 switch ($uri['scheme']) {
396 $port = isset($uri['port']) ? $uri['port'] : 80;
397 $host = $uri['host'] . ($port != 80 ? ':'. $port : '');
398 $fp = @fsockopen($uri['host'], $port, $errno, $errstr, 15);
401 // Note: Only works for PHP 4.3 compiled with OpenSSL.
402 $port = isset($uri['port']) ? $uri['port'] : 443;
403 $host = $uri['host'] . ($port != 443 ? ':'. $port : '');
404 $fp = @fsockopen('ssl://'. $uri['host'], $port, $errno, $errstr, 20);
407 $result->error = 'invalid schema '. $uri['scheme'];
411 // Make sure the socket opened properly.
413 // When a network error occurs, we use a negative number so it does not
414 // clash with the HTTP status codes.
415 $result->code = -$errno;
416 $result->error = trim($errstr);
418 // Mark that this request failed. This will trigger a check of the web
419 // server's ability to make outgoing HTTP requests the next time that
420 // requirements checking is performed.
421 // @see system_requirements()
422 //TODO variable_set('drupal_http_request_fails', TRUE);
427 // Construct the path to act on.
428 $path = isset($uri['path']) ? $uri['path'] : '/';
429 if (isset($uri['query'])) {
430 $path .= '?'. $uri['query'];
433 // Create HTTP request.
435 // RFC 2616: "non-standard ports MUST, default ports MAY be included".
436 // We don't add the port to prevent from breaking rewrite rules checking the
437 // host that do not take into account the port number.
438 'Host' => "Host: $host",
439 'User-Agent' => 'User-Agent: Drupal (+http://drupal.org/)',
440 'Content-Length' => 'Content-Length: '. strlen($data)
443 // If the server url has a user then attempt to use basic authentication
444 if (isset($uri['user'])) {
445 $defaults['Authorization'] = 'Authorization: Basic '. base64_encode($uri['user'] . (!empty($uri['pass']) ? ":". $uri['pass'] : ''));
448 // If the database prefix is being used by SimpleTest to run the tests in a copied
449 // database then set the user-agent header to the database prefix so that any
450 // calls to other Drupal pages will run the SimpleTest prefixed database. The
451 // user-agent is used to ensure that multiple testing sessions running at the
452 // same time won't interfere with each other as they would if the database
453 // prefix were stored statically in a file or database variable.
454 if (is_string($db_prefix) && preg_match("/^simpletest\d+$/", $db_prefix, $matches)) {
455 $defaults['User-Agent'] = 'User-Agent: ' . $matches[0];
458 foreach ($headers as $header => $value) {
459 $defaults[$header] = $header .': '. $value;
462 $request = $method .' '. $path ." HTTP/1.0\r\n";
463 $request .= implode("\r\n", $defaults);
464 $request .= "\r\n\r\n";
467 $result->request = $request;
469 fwrite($fp, $request);
473 while (!feof($fp) && $chunk = fread($fp, 1024)) {
479 list($split, $result->data) = explode("\r\n\r\n", $response, 2);
480 $split = preg_split("/\r\n|\n|\r/", $split);
482 list($protocol, $code, $text) = explode(' ', trim(array_shift($split)), 3);
483 $result->headers = array();
486 while ($line = trim(array_shift($split))) {
487 list($header, $value) = explode(':', $line, 2);
488 if (isset($result->headers[$header]) && $header == 'Set-Cookie') {
489 // RFC 2109: the Set-Cookie response header comprises the token Set-
490 // Cookie:, followed by a comma-separated list of one or more cookies.
491 $result->headers[$header] .= ','. trim($value);
494 $result->headers[$header] = trim($value);
499 100 => 'Continue', 101 => 'Switching Protocols',
500 200 => 'OK', 201 => 'Created', 202 => 'Accepted', 203 => 'Non-Authoritative Information', 204 => 'No Content', 205 => 'Reset Content', 206 => 'Partial Content',
501 300 => 'Multiple Choices', 301 => 'Moved Permanently', 302 => 'Found', 303 => 'See Other', 304 => 'Not Modified', 305 => 'Use Proxy', 307 => 'Temporary Redirect',
502 400 => 'Bad Request', 401 => 'Unauthorized', 402 => 'Payment Required', 403 => 'Forbidden', 404 => 'Not Found', 405 => 'Method Not Allowed', 406 => 'Not Acceptable', 407 => 'Proxy Authentication Required', 408 => 'Request Time-out', 409 => 'Conflict', 410 => 'Gone', 411 => 'Length Required', 412 => 'Precondition Failed', 413 => 'Request Entity Too Large', 414 => 'Request-URI Too Large', 415 => 'Unsupported Media Type', 416 => 'Requested range not satisfiable', 417 => 'Expectation Failed',
503 500 => 'Internal Server Error', 501 => 'Not Implemented', 502 => 'Bad Gateway', 503 => 'Service Unavailable', 504 => 'Gateway Time-out', 505 => 'HTTP Version not supported'
505 // RFC 2616 states that all unknown HTTP codes must be treated the same as the
506 // base code in their class.
507 if (!isset($responses[$code])) {
508 $code = floor($code / 100) * 100;
513 case 304: // Not modified
515 case 301: // Moved permanently
516 case 302: // Moved temporarily
517 case 307: // Moved temporarily
518 $location = $result->headers['Location'];
521 $result = drupal_http_request($result->headers['Location'], $headers, $method, $data, --$retry);
522 $result->redirect_code = $result->code;
524 $result->redirect_url = $location;
528 $result->error = $text;
531 $result->code = $code;
536 * Construct an object representing an XML-RPC message.
539 * String containing XML as defined at http://www.xmlrpc.com/spec
543 function xmlrpc_message($message) {
544 $xmlrpc_message = new stdClass();
545 $xmlrpc_message->array_structs = array(); // The stack used to keep track of the current array/struct
546 $xmlrpc_message->array_structs_types = array(); // The stack used to keep track of if things are structs or array
547 $xmlrpc_message->current_struct_name = array(); // A stack as well
548 $xmlrpc_message->message = $message;
549 return $xmlrpc_message;
553 * Parse an XML-RPC message. If parsing fails, the faultCode and faultString
554 * will be added to the message object.
556 * @param $xmlrpc_message
557 * Object generated by xmlrpc_message()
559 * TRUE if parsing succeeded; FALSE otherwise
561 function xmlrpc_message_parse(&$xmlrpc_message) {
562 // First remove the XML declaration
563 $xmlrpc_message->message = preg_replace('/<\?xml(.*)?\?'.'>/', '', $xmlrpc_message->message);
564 if (trim($xmlrpc_message->message) == '') {
567 $xmlrpc_message->_parser = xml_parser_create();
568 // Set XML parser to take the case of tags into account.
569 xml_parser_set_option($xmlrpc_message->_parser, XML_OPTION_CASE_FOLDING, FALSE);
570 // Set XML parser callback functions
571 xml_set_element_handler($xmlrpc_message->_parser, array('MollomPlugin', 'xmlrpc_message_tag_open'), array('MollomPlugin', 'xmlrpc_message_tag_close'));
572 xml_set_character_data_handler($xmlrpc_message->_parser, array('MollomPlugin', 'xmlrpc_message_cdata'));
573 $this->xmlrpc_message_set($xmlrpc_message);
574 if (!xml_parse($xmlrpc_message->_parser, $xmlrpc_message->message)) {
577 xml_parser_free($xmlrpc_message->_parser);
578 // Grab the error messages, if any
579 $xmlrpc_message = $this->xmlrpc_message_get();
580 if ($xmlrpc_message->messagetype == 'fault') {
581 $xmlrpc_message->fault_code = $xmlrpc_message->params[0]['faultCode'];
582 $xmlrpc_message->fault_string = $xmlrpc_message->params[0]['faultString'];
588 * Store a copy of the $xmlrpc_message object temporarily.
593 * The most recently stored $xmlrpc_message
595 function xmlrpc_message_set($value = NULL) {
596 static $xmlrpc_message;
598 $xmlrpc_message = $value;
600 return $xmlrpc_message;
603 function xmlrpc_message_get() {
604 return $this->xmlrpc_message_set();
607 function xmlrpc_message_tag_open($parser, $tag, $attr) {
608 $xmlrpc_message = $this->xmlrpc_message_get();
609 $xmlrpc_message->current_tag_contents = '';
610 $xmlrpc_message->last_open = $tag;
613 case 'methodResponse':
615 $xmlrpc_message->messagetype = $tag;
617 // Deal with stacks of arrays and structs
619 $xmlrpc_message->array_structs_types[] = 'array';
620 $xmlrpc_message->array_structs[] = array();
623 $xmlrpc_message->array_structs_types[] = 'struct';
624 $xmlrpc_message->array_structs[] = array();
627 $this->xmlrpc_message_set($xmlrpc_message);
630 function xmlrpc_message_cdata($parser, $cdata) {
631 $xmlrpc_message = $this->xmlrpc_message_get();
632 $xmlrpc_message->current_tag_contents .= $cdata;
633 $this->xmlrpc_message_set($xmlrpc_message);
636 function xmlrpc_message_tag_close($parser, $tag) {
637 $xmlrpc_message = $this->xmlrpc_message_get();
642 $value = (int)trim($xmlrpc_message->current_tag_contents);
646 $value = (double)trim($xmlrpc_message->current_tag_contents);
650 $value = $xmlrpc_message->current_tag_contents;
653 case 'dateTime.iso8601':
654 $value = xmlrpc_date(trim($xmlrpc_message->current_tag_contents));
655 // $value = $iso->getTimestamp();
659 // If no type is indicated, the type is string
660 // We take special care for empty values
661 if (trim($xmlrpc_message->current_tag_contents) != '' || (isset($xmlrpc_message->last_open) && ($xmlrpc_message->last_open == 'value'))) {
662 $value = (string)$xmlrpc_message->current_tag_contents;
665 unset($xmlrpc_message->last_open);
668 $value = (boolean)trim($xmlrpc_message->current_tag_contents);
672 $value = base64_decode(trim($xmlrpc_message->current_tag_contents));
675 // Deal with stacks of arrays and structs
678 $value = array_pop($xmlrpc_message->array_structs );
679 array_pop($xmlrpc_message->array_structs_types);
683 array_pop($xmlrpc_message->current_struct_name);
686 $xmlrpc_message->current_struct_name[] = trim($xmlrpc_message->current_tag_contents);
689 $xmlrpc_message->methodname = trim($xmlrpc_message->current_tag_contents);
694 if (count($xmlrpc_message->array_structs ) > 0) {
695 // Add value to struct or array
696 if ($xmlrpc_message->array_structs_types[count($xmlrpc_message->array_structs_types)-1] == 'struct') {
698 $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][$xmlrpc_message->current_struct_name[count($xmlrpc_message->current_struct_name)-1]] = $value;
702 $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][] = $value;
706 // Just add as a parameter
707 $xmlrpc_message->params[] = $value;
710 if (!in_array($tag, array("data", "struct", "member"))) {
711 $xmlrpc_message->current_tag_contents = '';
713 $this->xmlrpc_message_set($xmlrpc_message);
717 * Construct an object representing an XML-RPC request
720 * The name of the method to be called
722 * An array of parameters to send with the method.
726 function xmlrpc_request($method, $args) {
727 $xmlrpc_request = new stdClass();
728 $xmlrpc_request->method = $method;
729 $xmlrpc_request->args = $args;
730 $xmlrpc_request->xml = <<<EOD
731 <?xml version="1.0"?>
733 <methodName>{$xmlrpc_request->method}</methodName>
738 foreach ($xmlrpc_request->args as $arg) {
739 $xmlrpc_request->xml .= '<param><value>';
740 $v = $this->xmlrpc_value($arg);
741 $xmlrpc_request->xml .= $this->xmlrpc_value_get_xml($v);
742 $xmlrpc_request->xml .= "</value></param>\n";
744 $xmlrpc_request->xml .= '</params></methodCall>';
745 return $xmlrpc_request;
749 function xmlrpc_error($code = NULL, $message = NULL, $reset = FALSE) {
750 static $xmlrpc_error;
752 $xmlrpc_error = new stdClass();
753 $xmlrpc_error->is_error = TRUE;
754 $xmlrpc_error->code = $code;
755 $xmlrpc_error->message = $message;
758 $xmlrpc_error = NULL;
760 return $xmlrpc_error;
763 function xmlrpc_error_get_xml($xmlrpc_error) {
770 <name>faultCode</name>
771 <value><int>{$xmlrpc_error->code}</int></value>
774 <name>faultString</name>
775 <value><string>{$xmlrpc_error->message}</string></value>
785 function xmlrpc_date($time) {
786 $xmlrpc_date = new stdClass();
787 $xmlrpc_date->is_date = TRUE;
788 // $time can be a PHP timestamp or an ISO one
789 if (is_numeric($time)) {
790 $xmlrpc_date->year = gmdate('Y', $time);
791 $xmlrpc_date->month = gmdate('m', $time);
792 $xmlrpc_date->day = gmdate('d', $time);
793 $xmlrpc_date->hour = gmdate('H', $time);
794 $xmlrpc_date->minute = gmdate('i', $time);
795 $xmlrpc_date->second = gmdate('s', $time);
796 $xmlrpc_date->iso8601 = gmdate('Ymd\TH:i:s', $time);
799 $xmlrpc_date->iso8601 = $time;
800 $time = str_replace(array('-', ':'), '', $time);
801 $xmlrpc_date->year = substr($time, 0, 4);
802 $xmlrpc_date->month = substr($time, 4, 2);
803 $xmlrpc_date->day = substr($time, 6, 2);
804 $xmlrpc_date->hour = substr($time, 9, 2);
805 $xmlrpc_date->minute = substr($time, 11, 2);
806 $xmlrpc_date->second = substr($time, 13, 2);
811 function xmlrpc_date_get_xml($xmlrpc_date) {
812 return '<dateTime.iso8601>'. $xmlrpc_date->year . $xmlrpc_date->month . $xmlrpc_date->day .'T'. $xmlrpc_date->hour .':'. $xmlrpc_date->minute .':'. $xmlrpc_date->second .'</dateTime.iso8601>';
815 function xmlrpc_base64($data) {
816 $xmlrpc_base64 = new stdClass();
817 $xmlrpc_base64->is_base64 = TRUE;
818 $xmlrpc_base64->data = $data;
819 return $xmlrpc_base64;
822 function xmlrpc_base64_get_xml($xmlrpc_base64) {
823 return '<base64>'. base64_encode($xmlrpc_base64->data) .'</base64>';
827 * Execute an XML remote procedural call. This is private function; call xmlrpc()
828 * in common.inc instead of this function.
831 * A $xmlrpc_message object if the call succeeded; FALSE if the call failed
834 $args = func_get_args();
835 $url = array_shift($args);
836 $this->xmlrpc_clear_error();
837 if (is_array($args[0])) {
838 $method = 'system.multicall';
839 $multicall_args = array();
840 foreach ($args[0] as $call) {
841 $multicall_args[] = array('methodName' => array_shift($call), 'params' => $call);
843 $args = array($multicall_args);
846 $method = array_shift($args);
848 $xmlrpc_request = $this->xmlrpc_request($method, $args);
849 $result = $this->http_request($url, array("Content-Type" => "text/xml"), 'POST', $xmlrpc_request->xml);
850 if ($result->code != 200) {
851 $this->xmlrpc_error($result->code, $result->error);
854 $message = $this->xmlrpc_message($result->data);
855 // Now parse what we've got back
856 if (!$this->xmlrpc_message_parse($message)) {
858 $this->xmlrpc_error(-32700, t('Parse error. Not well formed'));
861 // Is the message a fault?
862 if ($message->messagetype == 'fault') {
863 $this->xmlrpc_error($message->fault_code, $message->fault_string);
866 // Message must be OK
867 return $message->params[0];
871 * Returns the last XML-RPC client error number
873 function xmlrpc_errno() {
874 $error = $this->xmlrpc_error();
875 return ($error != NULL ? $error->code : NULL);
879 * Returns the last XML-RPC client error message
881 function xmlrpc_error_msg() {
882 $error = xmlrpc_error();
883 return ($error != NULL ? $error->message : NULL);
887 * Clears any previous error.
889 function xmlrpc_clear_error() {
890 $this->xmlrpc_error(NULL, NULL, TRUE);