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 throw new ClientException(_m("Spam Detected."), 400);
88 if ($response['spam'] == MOLLOM_ANALYSIS_UNSURE) {
89 //if unsure, let through
91 if($response['spam'] == MOLLOM_ANALYSIS_HAM) {
99 function getClientIP() {
100 if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
101 // Note: order matters here; use proxy-forwarded stuff first
102 foreach (array('HTTP_X_FORWARDED_FOR', 'CLIENT-IP', 'REMOTE_ADDR') as $k) {
103 if (isset($_SERVER[$k])) {
112 * Call a remote procedure at the Mollom server. This function will
113 * automatically add the information required to authenticate against
116 function mollom($method, $data = array()) {
117 if (!extension_loaded('xmlrpc')) {
118 if (!dl('xmlrpc.so')) {
119 common_log(LOG_ERR, "Can't pingback; xmlrpc extension not available.");
123 // Construct the server URL:
124 $public_key = $this->public_key;
125 // Retrieve the list of Mollom servers from the database:
126 $servers = $this->servers;
128 if ($servers == NULL) {
129 // Retrieve a list of valid Mollom servers from mollom.com:
130 $servers = $this->xmlrpc('http://xmlrpc.mollom.com/'. MOLLOM_API_VERSION, 'mollom.getServerList', $this->authentication());
132 // Store the list of servers in the database:
133 // TODO! variable_set('mollom_servers', $servers);
136 if (is_array($servers)) {
137 // Send the request to the first server, if that fails, try the other servers in the list:
138 foreach ($servers as $server) {
139 $auth = $this->authentication();
140 $data = array_merge($data, $auth);
141 $result = $this->xmlrpc($server .'/'. MOLLOM_API_VERSION, $method, $data);
144 if (isset($data['session_id'])) {
145 common_debug("called $method at server $server with session ID '". $data['session_id'] ."'");
148 common_debug("called $method at server $server with no session ID");
151 if ($errno = $this->xmlrpc_errno()) {
152 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)));
154 if ($errno == MOLLOM_REFRESH) {
155 // Retrieve a list of valid Mollom servers from mollom.com:
156 $servers = $this->xmlrpc('http://xmlrpc.mollom.com/'. MOLLOM_API_VERSION, 'mollom.getServerList', $this->authentication());
158 // Store the updated list of servers in the database:
159 //tODO variable_set('mollom_servers', $servers);
161 else if ($errno == MOLLOM_ERROR) {
164 else if ($errno == MOLLOM_REDIRECT) {
165 // Do nothing, we select the next client automatically.
168 // Reset the XMLRPC error:
169 $this->xmlrpc_error(0); // FIXME: this is crazy.
172 common_debug("Result = " . print_r($result, TRUE));
178 // If none of the servers worked, activate the fallback mechanism:
179 common_debug("none of the servers worked");
180 // _mollom_fallback();
182 // If everything failed, we reset the server list to force Mollom to request a new list:
183 //TODO variable_set('mollom_servers', array());
187 * This function generate an array with all the information required to
188 * authenticate against Mollom. To prevent that requests are forged and
189 * that you are impersonated, each request is signed with a hash computed
190 * based on a private key and a timestamp.
192 * Both the client and the server share the secret key that is used to
193 * create the authentication hash based on a timestamp. They both hash
194 * the timestamp with the secret key, and if the hashes match, the
195 * authenticity of the message has been validated.
197 * To avoid that someone can intercept a (hash, timestamp)-pair and
198 * use that to impersonate a client, Mollom will reject the request
199 * when the timestamp is more than 15 minutes off.
201 * Make sure your server's time is synchronized with the world clocks,
202 * and that you don't share your private key with anyone else.
204 private function authentication() {
206 $public_key = $this->public_key;
207 $private_key = $this->private_key;
209 // Generate a timestamp according to the dateTime format (http://www.w3.org/TR/xmlschema-2/#dateTime):
210 $time = gmdate("Y-m-d\TH:i:s.\\0\\0\\0O", time());
212 // Calculate a HMAC-SHA1 according to RFC2104 (http://www.ietf.org/rfc/rfc2104.txt):
213 $hash = base64_encode(
214 pack("H*", sha1((str_pad($private_key, 64, chr(0x00)) ^ (str_repeat(chr(0x5c), 64))) .
215 pack("H*", sha1((str_pad($private_key, 64, chr(0x00)) ^ (str_repeat(chr(0x36), 64))) .
219 // Store everything in an array. Elsewhere in the code, we'll add the
220 // acutal data before we pass it onto the XML-RPC library:
221 $data['public_key'] = $public_key;
222 $data['time'] = $time;
223 $data['hash'] = $hash;
228 function xmlrpc($url) {
229 //require_once './includes/xmlrpc.inc';
230 $args = func_get_args();
231 return call_user_func_array(array('MollomPlugin', '_xmlrpc'), $args);
235 * Recursively turn a data structure into objects with 'data' and 'type' attributes.
238 * The data structure.
240 * Optional type assign to $data.
244 function xmlrpc_value($data, $type = FALSE) {
245 $xmlrpc_value = new stdClass();
246 $xmlrpc_value->data = $data;
248 $type = $this->xmlrpc_value_calculate_type($xmlrpc_value);
250 $xmlrpc_value->type = $type;
251 if ($type == 'struct') {
252 // Turn all the values in the array into new xmlrpc_values
253 foreach ($xmlrpc_value->data as $key => $value) {
254 $xmlrpc_value->data[$key] = $this->xmlrpc_value($value);
257 if ($type == 'array') {
258 for ($i = 0, $j = count($xmlrpc_value->data); $i < $j; $i++) {
259 $xmlrpc_value->data[$i] = $this->xmlrpc_value($xmlrpc_value->data[$i]);
262 return $xmlrpc_value;
266 * Map PHP type to XML-RPC type.
268 * @param $xmlrpc_value
269 * Variable whose type should be mapped.
271 * XML-RPC type as string.
273 * http://www.xmlrpc.com/spec#scalars
275 function xmlrpc_value_calculate_type(&$xmlrpc_value) {
276 // http://www.php.net/gettype: Never use gettype() to test for a certain type [...] Instead, use the is_* functions.
277 if (is_bool($xmlrpc_value->data)) {
280 if (is_double($xmlrpc_value->data)) {
283 if (is_int($xmlrpc_value->data)) {
286 if (is_array($xmlrpc_value->data)) {
287 // empty or integer-indexed arrays are 'array', string-indexed arrays 'struct'
288 return empty($xmlrpc_value->data) || range(0, count($xmlrpc_value->data) - 1) === array_keys($xmlrpc_value->data) ? 'array' : 'struct';
290 if (is_object($xmlrpc_value->data)) {
291 if ($xmlrpc_value->data->is_date) {
294 if ($xmlrpc_value->data->is_base64) {
297 $xmlrpc_value->data = get_object_vars($xmlrpc_value->data);
305 * Generate XML representing the given value.
307 * @param $xmlrpc_value
309 * XML representation of value.
311 function xmlrpc_value_get_xml($xmlrpc_value) {
312 switch ($xmlrpc_value->type) {
314 return '<boolean>'. (($xmlrpc_value->data) ? '1' : '0') .'</boolean>';
317 return '<int>'. $xmlrpc_value->data .'</int>';
320 return '<double>'. $xmlrpc_value->data .'</double>';
323 // Note: we don't escape apostrophes because of the many blogging clients
324 // that don't support numerical entities (and XML in general) properly.
325 return '<string>'. htmlspecialchars($xmlrpc_value->data) .'</string>';
328 $return = '<array><data>'."\n";
329 foreach ($xmlrpc_value->data as $item) {
330 $return .= ' <value>'. $this->xmlrpc_value_get_xml($item) ."</value>\n";
332 $return .= '</data></array>';
336 $return = '<struct>'."\n";
337 foreach ($xmlrpc_value->data as $name => $value) {
338 $return .= " <member><name>". htmlentities($name) ."</name><value>";
339 $return .= $this->xmlrpc_value_get_xml($value) ."</value></member>\n";
341 $return .= '</struct>';
345 return $this->xmlrpc_date_get_xml($xmlrpc_value->data);
348 return $this->xmlrpc_base64_get_xml($xmlrpc_value->data);
355 * Perform an HTTP request.
357 * This is a flexible and powerful HTTP client implementation. Correctly handles
358 * GET, POST, PUT or any other HTTP requests. Handles redirects.
361 * A string containing a fully qualified URI.
363 * An array containing an HTTP header => value pair.
365 * A string defining the HTTP request to use.
367 * A string containing data to include in the request.
369 * An integer representing how many times to retry the request in case of a
372 * An object containing the HTTP request headers, response code, headers,
373 * data and redirect status.
375 function http_request($url, $headers = array(), $method = 'GET', $data = NULL, $retry = 3) {
378 $result = new stdClass();
380 // Parse the URL and make sure we can handle the schema.
381 $uri = parse_url($url);
384 $result->error = 'unable to parse URL';
388 if (!isset($uri['scheme'])) {
389 $result->error = 'missing schema';
393 switch ($uri['scheme']) {
395 $port = isset($uri['port']) ? $uri['port'] : 80;
396 $host = $uri['host'] . ($port != 80 ? ':'. $port : '');
397 $fp = @fsockopen($uri['host'], $port, $errno, $errstr, 15);
400 // Note: Only works for PHP 4.3 compiled with OpenSSL.
401 $port = isset($uri['port']) ? $uri['port'] : 443;
402 $host = $uri['host'] . ($port != 443 ? ':'. $port : '');
403 $fp = @fsockopen('ssl://'. $uri['host'], $port, $errno, $errstr, 20);
406 $result->error = 'invalid schema '. $uri['scheme'];
410 // Make sure the socket opened properly.
412 // When a network error occurs, we use a negative number so it does not
413 // clash with the HTTP status codes.
414 $result->code = -$errno;
415 $result->error = trim($errstr);
417 // Mark that this request failed. This will trigger a check of the web
418 // server's ability to make outgoing HTTP requests the next time that
419 // requirements checking is performed.
420 // @see system_requirements()
421 //TODO variable_set('drupal_http_request_fails', TRUE);
426 // Construct the path to act on.
427 $path = isset($uri['path']) ? $uri['path'] : '/';
428 if (isset($uri['query'])) {
429 $path .= '?'. $uri['query'];
432 // Create HTTP request.
434 // RFC 2616: "non-standard ports MUST, default ports MAY be included".
435 // We don't add the port to prevent from breaking rewrite rules checking the
436 // host that do not take into account the port number.
437 'Host' => "Host: $host",
438 'User-Agent' => 'User-Agent: Drupal (+http://drupal.org/)',
439 'Content-Length' => 'Content-Length: '. strlen($data)
442 // If the server url has a user then attempt to use basic authentication
443 if (isset($uri['user'])) {
444 $defaults['Authorization'] = 'Authorization: Basic '. base64_encode($uri['user'] . (!empty($uri['pass']) ? ":". $uri['pass'] : ''));
447 // If the database prefix is being used by SimpleTest to run the tests in a copied
448 // database then set the user-agent header to the database prefix so that any
449 // calls to other Drupal pages will run the SimpleTest prefixed database. The
450 // user-agent is used to ensure that multiple testing sessions running at the
451 // same time won't interfere with each other as they would if the database
452 // prefix were stored statically in a file or database variable.
453 if (is_string($db_prefix) && preg_match("/^simpletest\d+$/", $db_prefix, $matches)) {
454 $defaults['User-Agent'] = 'User-Agent: ' . $matches[0];
457 foreach ($headers as $header => $value) {
458 $defaults[$header] = $header .': '. $value;
461 $request = $method .' '. $path ." HTTP/1.0\r\n";
462 $request .= implode("\r\n", $defaults);
463 $request .= "\r\n\r\n";
466 $result->request = $request;
468 fwrite($fp, $request);
472 while (!feof($fp) && $chunk = fread($fp, 1024)) {
478 list($split, $result->data) = explode("\r\n\r\n", $response, 2);
479 $split = preg_split("/\r\n|\n|\r/", $split);
481 list($protocol, $code, $text) = explode(' ', trim(array_shift($split)), 3);
482 $result->headers = array();
485 while ($line = trim(array_shift($split))) {
486 list($header, $value) = explode(':', $line, 2);
487 if (isset($result->headers[$header]) && $header == 'Set-Cookie') {
488 // RFC 2109: the Set-Cookie response header comprises the token Set-
489 // Cookie:, followed by a comma-separated list of one or more cookies.
490 $result->headers[$header] .= ','. trim($value);
493 $result->headers[$header] = trim($value);
498 100 => 'Continue', 101 => 'Switching Protocols',
499 200 => 'OK', 201 => 'Created', 202 => 'Accepted', 203 => 'Non-Authoritative Information', 204 => 'No Content', 205 => 'Reset Content', 206 => 'Partial Content',
500 300 => 'Multiple Choices', 301 => 'Moved Permanently', 302 => 'Found', 303 => 'See Other', 304 => 'Not Modified', 305 => 'Use Proxy', 307 => 'Temporary Redirect',
501 400 => 'Bad Request', 401 => 'Unauthorized', 402 => 'Payment Required', 403 => 'Forbidden', 404 => 'Not Found', 405 => 'Method Not Allowed', 406 => 'Not Acceptable', 407 => 'Proxy Authentication Required', 408 => 'Request Time-out', 409 => 'Conflict', 410 => 'Gone', 411 => 'Length Required', 412 => 'Precondition Failed', 413 => 'Request Entity Too Large', 414 => 'Request-URI Too Large', 415 => 'Unsupported Media Type', 416 => 'Requested range not satisfiable', 417 => 'Expectation Failed',
502 500 => 'Internal Server Error', 501 => 'Not Implemented', 502 => 'Bad Gateway', 503 => 'Service Unavailable', 504 => 'Gateway Time-out', 505 => 'HTTP Version not supported'
504 // RFC 2616 states that all unknown HTTP codes must be treated the same as the
505 // base code in their class.
506 if (!isset($responses[$code])) {
507 $code = floor($code / 100) * 100;
512 case 304: // Not modified
514 case 301: // Moved permanently
515 case 302: // Moved temporarily
516 case 307: // Moved temporarily
517 $location = $result->headers['Location'];
520 $result = drupal_http_request($result->headers['Location'], $headers, $method, $data, --$retry);
521 $result->redirect_code = $result->code;
523 $result->redirect_url = $location;
527 $result->error = $text;
530 $result->code = $code;
535 * Construct an object representing an XML-RPC message.
538 * String containing XML as defined at http://www.xmlrpc.com/spec
542 function xmlrpc_message($message) {
543 $xmlrpc_message = new stdClass();
544 $xmlrpc_message->array_structs = array(); // The stack used to keep track of the current array/struct
545 $xmlrpc_message->array_structs_types = array(); // The stack used to keep track of if things are structs or array
546 $xmlrpc_message->current_struct_name = array(); // A stack as well
547 $xmlrpc_message->message = $message;
548 return $xmlrpc_message;
552 * Parse an XML-RPC message. If parsing fails, the faultCode and faultString
553 * will be added to the message object.
555 * @param $xmlrpc_message
556 * Object generated by xmlrpc_message()
558 * TRUE if parsing succeeded; FALSE otherwise
560 function xmlrpc_message_parse(&$xmlrpc_message) {
561 // First remove the XML declaration
562 $xmlrpc_message->message = preg_replace('/<\?xml(.*)?\?'.'>/', '', $xmlrpc_message->message);
563 if (trim($xmlrpc_message->message) == '') {
566 $xmlrpc_message->_parser = xml_parser_create();
567 // Set XML parser to take the case of tags into account.
568 xml_parser_set_option($xmlrpc_message->_parser, XML_OPTION_CASE_FOLDING, FALSE);
569 // Set XML parser callback functions
570 xml_set_element_handler($xmlrpc_message->_parser, array('MollomPlugin', 'xmlrpc_message_tag_open'), array('MollomPlugin', 'xmlrpc_message_tag_close'));
571 xml_set_character_data_handler($xmlrpc_message->_parser, array('MollomPlugin', 'xmlrpc_message_cdata'));
572 $this->xmlrpc_message_set($xmlrpc_message);
573 if (!xml_parse($xmlrpc_message->_parser, $xmlrpc_message->message)) {
576 xml_parser_free($xmlrpc_message->_parser);
577 // Grab the error messages, if any
578 $xmlrpc_message = $this->xmlrpc_message_get();
579 if ($xmlrpc_message->messagetype == 'fault') {
580 $xmlrpc_message->fault_code = $xmlrpc_message->params[0]['faultCode'];
581 $xmlrpc_message->fault_string = $xmlrpc_message->params[0]['faultString'];
587 * Store a copy of the $xmlrpc_message object temporarily.
592 * The most recently stored $xmlrpc_message
594 function xmlrpc_message_set($value = NULL) {
595 static $xmlrpc_message;
597 $xmlrpc_message = $value;
599 return $xmlrpc_message;
602 function xmlrpc_message_get() {
603 return $this->xmlrpc_message_set();
606 function xmlrpc_message_tag_open($parser, $tag, $attr) {
607 $xmlrpc_message = $this->xmlrpc_message_get();
608 $xmlrpc_message->current_tag_contents = '';
609 $xmlrpc_message->last_open = $tag;
612 case 'methodResponse':
614 $xmlrpc_message->messagetype = $tag;
616 // Deal with stacks of arrays and structs
618 $xmlrpc_message->array_structs_types[] = 'array';
619 $xmlrpc_message->array_structs[] = array();
622 $xmlrpc_message->array_structs_types[] = 'struct';
623 $xmlrpc_message->array_structs[] = array();
626 $this->xmlrpc_message_set($xmlrpc_message);
629 function xmlrpc_message_cdata($parser, $cdata) {
630 $xmlrpc_message = $this->xmlrpc_message_get();
631 $xmlrpc_message->current_tag_contents .= $cdata;
632 $this->xmlrpc_message_set($xmlrpc_message);
635 function xmlrpc_message_tag_close($parser, $tag) {
636 $xmlrpc_message = $this->xmlrpc_message_get();
641 $value = (int)trim($xmlrpc_message->current_tag_contents);
645 $value = (double)trim($xmlrpc_message->current_tag_contents);
649 $value = $xmlrpc_message->current_tag_contents;
652 case 'dateTime.iso8601':
653 $value = xmlrpc_date(trim($xmlrpc_message->current_tag_contents));
654 // $value = $iso->getTimestamp();
658 // If no type is indicated, the type is string
659 // We take special care for empty values
660 if (trim($xmlrpc_message->current_tag_contents) != '' || (isset($xmlrpc_message->last_open) && ($xmlrpc_message->last_open == 'value'))) {
661 $value = (string)$xmlrpc_message->current_tag_contents;
664 unset($xmlrpc_message->last_open);
667 $value = (boolean)trim($xmlrpc_message->current_tag_contents);
671 $value = base64_decode(trim($xmlrpc_message->current_tag_contents));
674 // Deal with stacks of arrays and structs
677 $value = array_pop($xmlrpc_message->array_structs );
678 array_pop($xmlrpc_message->array_structs_types);
682 array_pop($xmlrpc_message->current_struct_name);
685 $xmlrpc_message->current_struct_name[] = trim($xmlrpc_message->current_tag_contents);
688 $xmlrpc_message->methodname = trim($xmlrpc_message->current_tag_contents);
693 if (count($xmlrpc_message->array_structs ) > 0) {
694 // Add value to struct or array
695 if ($xmlrpc_message->array_structs_types[count($xmlrpc_message->array_structs_types)-1] == 'struct') {
697 $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][$xmlrpc_message->current_struct_name[count($xmlrpc_message->current_struct_name)-1]] = $value;
701 $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][] = $value;
705 // Just add as a parameter
706 $xmlrpc_message->params[] = $value;
709 if (!in_array($tag, array("data", "struct", "member"))) {
710 $xmlrpc_message->current_tag_contents = '';
712 $this->xmlrpc_message_set($xmlrpc_message);
716 * Construct an object representing an XML-RPC request
719 * The name of the method to be called
721 * An array of parameters to send with the method.
725 function xmlrpc_request($method, $args) {
726 $xmlrpc_request = new stdClass();
727 $xmlrpc_request->method = $method;
728 $xmlrpc_request->args = $args;
729 $xmlrpc_request->xml = <<<EOD
730 <?xml version="1.0"?>
732 <methodName>{$xmlrpc_request->method}</methodName>
737 foreach ($xmlrpc_request->args as $arg) {
738 $xmlrpc_request->xml .= '<param><value>';
739 $v = $this->xmlrpc_value($arg);
740 $xmlrpc_request->xml .= $this->xmlrpc_value_get_xml($v);
741 $xmlrpc_request->xml .= "</value></param>\n";
743 $xmlrpc_request->xml .= '</params></methodCall>';
744 return $xmlrpc_request;
748 function xmlrpc_error($code = NULL, $message = NULL, $reset = FALSE) {
749 static $xmlrpc_error;
751 $xmlrpc_error = new stdClass();
752 $xmlrpc_error->is_error = TRUE;
753 $xmlrpc_error->code = $code;
754 $xmlrpc_error->message = $message;
757 $xmlrpc_error = NULL;
759 return $xmlrpc_error;
762 function xmlrpc_error_get_xml($xmlrpc_error) {
769 <name>faultCode</name>
770 <value><int>{$xmlrpc_error->code}</int></value>
773 <name>faultString</name>
774 <value><string>{$xmlrpc_error->message}</string></value>
784 function xmlrpc_date($time) {
785 $xmlrpc_date = new stdClass();
786 $xmlrpc_date->is_date = TRUE;
787 // $time can be a PHP timestamp or an ISO one
788 if (is_numeric($time)) {
789 $xmlrpc_date->year = gmdate('Y', $time);
790 $xmlrpc_date->month = gmdate('m', $time);
791 $xmlrpc_date->day = gmdate('d', $time);
792 $xmlrpc_date->hour = gmdate('H', $time);
793 $xmlrpc_date->minute = gmdate('i', $time);
794 $xmlrpc_date->second = gmdate('s', $time);
795 $xmlrpc_date->iso8601 = gmdate('Ymd\TH:i:s', $time);
798 $xmlrpc_date->iso8601 = $time;
799 $time = str_replace(array('-', ':'), '', $time);
800 $xmlrpc_date->year = substr($time, 0, 4);
801 $xmlrpc_date->month = substr($time, 4, 2);
802 $xmlrpc_date->day = substr($time, 6, 2);
803 $xmlrpc_date->hour = substr($time, 9, 2);
804 $xmlrpc_date->minute = substr($time, 11, 2);
805 $xmlrpc_date->second = substr($time, 13, 2);
810 function xmlrpc_date_get_xml($xmlrpc_date) {
811 return '<dateTime.iso8601>'. $xmlrpc_date->year . $xmlrpc_date->month . $xmlrpc_date->day .'T'. $xmlrpc_date->hour .':'. $xmlrpc_date->minute .':'. $xmlrpc_date->second .'</dateTime.iso8601>';
814 function xmlrpc_base64($data) {
815 $xmlrpc_base64 = new stdClass();
816 $xmlrpc_base64->is_base64 = TRUE;
817 $xmlrpc_base64->data = $data;
818 return $xmlrpc_base64;
821 function xmlrpc_base64_get_xml($xmlrpc_base64) {
822 return '<base64>'. base64_encode($xmlrpc_base64->data) .'</base64>';
826 * Execute an XML remote procedural call. This is private function; call xmlrpc()
827 * in common.inc instead of this function.
830 * A $xmlrpc_message object if the call succeeded; FALSE if the call failed
833 $args = func_get_args();
834 $url = array_shift($args);
835 $this->xmlrpc_clear_error();
836 if (is_array($args[0])) {
837 $method = 'system.multicall';
838 $multicall_args = array();
839 foreach ($args[0] as $call) {
840 $multicall_args[] = array('methodName' => array_shift($call), 'params' => $call);
842 $args = array($multicall_args);
845 $method = array_shift($args);
847 $xmlrpc_request = $this->xmlrpc_request($method, $args);
848 $result = $this->http_request($url, array("Content-Type" => "text/xml"), 'POST', $xmlrpc_request->xml);
849 if ($result->code != 200) {
850 $this->xmlrpc_error($result->code, $result->error);
853 $message = $this->xmlrpc_message($result->data);
854 // Now parse what we've got back
855 if (!$this->xmlrpc_message_parse($message)) {
857 $this->xmlrpc_error(-32700, t('Parse error. Not well formed'));
860 // Is the message a fault?
861 if ($message->messagetype == 'fault') {
862 $this->xmlrpc_error($message->fault_code, $message->fault_string);
865 // Message must be OK
866 return $message->params[0];
870 * Returns the last XML-RPC client error number
872 function xmlrpc_errno() {
873 $error = $this->xmlrpc_error();
874 return ($error != NULL ? $error->code : NULL);
878 * Returns the last XML-RPC client error message
880 function xmlrpc_error_msg() {
881 $error = xmlrpc_error();
882 return ($error != NULL ? $error->message : NULL);
886 * Clears any previous error.
888 function xmlrpc_clear_error() {
889 $this->xmlrpc_error(NULL, NULL, TRUE);