ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.smtp.php
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1<?php
27class SMTP
28{
33 const VERSION = '5.2.22';
34
39 const CRLF = "\r\n";
40
46
51 const MAX_LINE_LENGTH = 998;
52
56 const DEBUG_OFF = 0;
57
61 const DEBUG_CLIENT = 1;
62
66 const DEBUG_SERVER = 2;
67
72
76 const DEBUG_LOWLEVEL = 4;
77
84 public $Version = '5.2.22';
85
92 public $SMTP_PORT = 25;
93
100 public $CRLF = "\r\n";
101
113
127 public $Debugoutput = 'echo';
128
135 public $do_verp = false;
136
144 public $Timeout = 300;
145
151 public $Timelimit = 300;
152
159 'exim' => '/[0-9]{3} OK id=(.*)/',
160 'sendmail' => '/[0-9]{3} 2.0.0 (.*) Message/',
161 'postfix' => '/[0-9]{3} 2.0.0 Ok: queued as (.*)/'
162 );
163
168 protected $smtp_conn;
169
174 protected $error = array(
175 'error' => '',
176 'detail' => '',
177 'smtp_code' => '',
178 'smtp_code_ex' => ''
179 );
180
186 protected $helo_rply = null;
187
197 protected $server_caps = null;
198
203 protected $last_reply = '';
204
213 protected function edebug($str, $level = 0)
214 {
215 if ($level > $this->do_debug) {
216 return;
217 }
218 //Avoid clash with built-in function names
219 if (!in_array($this->Debugoutput, array('error_log', 'html', 'echo')) and is_callable($this->Debugoutput)) {
220 call_user_func($this->Debugoutput, $str, $level);
221 return;
222 }
223 switch ($this->Debugoutput) {
224 case 'error_log':
225 //Don't output, just log
226 error_log($str);
227 break;
228 case 'html':
229 //Cleans up output a bit for a better looking, HTML-safe output
230 echo htmlentities(
231 preg_replace('/[\r\n]+/', '', $str),
232 ENT_QUOTES,
233 'UTF-8'
234 )
235 . "<br>\n";
236 break;
237 case 'echo':
238 default:
239 //Normalize line breaks
240 $str = preg_replace('/(\r\n|\r|\n)/ms', "\n", $str);
241 echo gmdate('Y-m-d H:i:s') . "\t" . str_replace(
242 "\n",
243 "\n \t ",
244 trim($str)
245 )."\n";
246 }
247 }
248
258 public function connect($host, $port = null, $timeout = 30, $options = array())
259 {
260 static $streamok;
261 //This is enabled by default since 5.0.0 but some providers disable it
262 //Check this once and cache the result
263 if (is_null($streamok)) {
264 $streamok = function_exists('stream_socket_client');
265 }
266 // Clear errors to avoid confusion
267 $this->setError('');
268 // Make sure we are __not__ connected
269 if ($this->connected()) {
270 // Already connected, generate error
271 $this->setError('Already connected to a server');
272 return false;
273 }
274 if (empty($port)) {
276 }
277 // Connect to the SMTP server
278 $this->edebug(
279 "Connection: opening to $host:$port, timeout=$timeout, options=".var_export($options, true),
280 self::DEBUG_CONNECTION
281 );
282 $errno = 0;
283 $errstr = '';
284 if ($streamok) {
285 $socket_context = stream_context_create($options);
286 set_error_handler(array($this, 'errorHandler'));
287 $this->smtp_conn = stream_socket_client(
288 $host . ":" . $port,
289 $errno,
290 $errstr,
291 $timeout,
292 STREAM_CLIENT_CONNECT,
293 $socket_context
294 );
295 restore_error_handler();
296 } else {
297 //Fall back to fsockopen which should work in more places, but is missing some features
298 $this->edebug(
299 "Connection: stream_socket_client not available, falling back to fsockopen",
300 self::DEBUG_CONNECTION
301 );
302 set_error_handler(array($this, 'errorHandler'));
303 $this->smtp_conn = fsockopen(
304 $host,
305 $port,
306 $errno,
307 $errstr,
308 $timeout
309 );
310 restore_error_handler();
311 }
312 // Verify we connected properly
313 if (!is_resource($this->smtp_conn)) {
314 $this->setError(
315 'Failed to connect to server',
316 $errno,
317 $errstr
318 );
319 $this->edebug(
320 'SMTP ERROR: ' . $this->error['error']
321 . ": $errstr ($errno)",
322 self::DEBUG_CLIENT
323 );
324 return false;
325 }
326 $this->edebug('Connection: opened', self::DEBUG_CONNECTION);
327 // SMTP server can take longer to respond, give longer timeout for first read
328 // Windows does not have support for this timeout function
329 if (substr(PHP_OS, 0, 3) != 'WIN') {
330 $max = ini_get('max_execution_time');
331 // Don't bother if unlimited
332 if ($max != 0 && $timeout > $max) {
333 @set_time_limit($timeout);
334 }
335 stream_set_timeout($this->smtp_conn, $timeout, 0);
336 }
337 // Get any announcement
338 $announce = $this->get_lines();
339 $this->edebug('SERVER -> CLIENT: ' . $announce, self::DEBUG_SERVER);
340 return true;
341 }
342
348 public function startTLS()
349 {
350 if (!$this->sendCommand('STARTTLS', 'STARTTLS', 220)) {
351 return false;
352 }
353
354 //Allow the best TLS version(s) we can
355 $crypto_method = STREAM_CRYPTO_METHOD_TLS_CLIENT;
356
357 //PHP 5.6.7 dropped inclusion of TLS 1.1 and 1.2 in STREAM_CRYPTO_METHOD_TLS_CLIENT
358 //so add them back in manually if we can
359 if (defined('STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT')) {
360 $crypto_method |= STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT;
361 $crypto_method |= STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT;
362 }
363
364 // Begin encrypted connection
365 if (!stream_socket_enable_crypto(
366 $this->smtp_conn,
367 true,
368 $crypto_method
369 )) {
370 return false;
371 }
372 return true;
373 }
374
387 public function authenticate(
388 $username,
389 $password,
390 $authtype = null,
391 $realm = '',
392 $workstation = '',
393 $OAuth = null
394 ) {
395 if (!$this->server_caps) {
396 $this->setError('Authentication is not allowed before HELO/EHLO');
397 return false;
398 }
399
400 if (array_key_exists('EHLO', $this->server_caps)) {
401 // SMTP extensions are available. Let's try to find a proper authentication method
402
403 if (!array_key_exists('AUTH', $this->server_caps)) {
404 $this->setError('Authentication is not allowed at this stage');
405 // 'at this stage' means that auth may be allowed after the stage changes
406 // e.g. after STARTTLS
407 return false;
408 }
409
410 self::edebug('Auth method requested: ' . ($authtype ? $authtype : 'UNKNOWN'), self::DEBUG_LOWLEVEL);
412 'Auth methods available on the server: ' . implode(',', $this->server_caps['AUTH']),
413 self::DEBUG_LOWLEVEL
414 );
415
416 if (empty($authtype)) {
417 foreach (array('CRAM-MD5', 'LOGIN', 'PLAIN', 'NTLM', 'XOAUTH2') as $method) {
418 if (in_array($method, $this->server_caps['AUTH'])) {
419 $authtype = $method;
420 break;
421 }
422 }
423 if (empty($authtype)) {
424 $this->setError('No supported authentication methods found');
425 return false;
426 }
427 self::edebug('Auth method selected: '.$authtype, self::DEBUG_LOWLEVEL);
428 }
429
430 if (!in_array($authtype, $this->server_caps['AUTH'])) {
431 $this->setError("The requested authentication method \"$authtype\" is not supported by the server");
432 return false;
433 }
434 } elseif (empty($authtype)) {
435 $authtype = 'LOGIN';
436 }
437 switch ($authtype) {
438 case 'PLAIN':
439 // Start authentication
440 if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
441 return false;
442 }
443 // Send encoded username and password
444 if (!$this->sendCommand(
445 'User & Password',
446 base64_encode("\0" . $username . "\0" . $password),
447 235
448 )
449 ) {
450 return false;
451 }
452 break;
453 case 'LOGIN':
454 // Start authentication
455 if (!$this->sendCommand('AUTH', 'AUTH LOGIN', 334)) {
456 return false;
457 }
458 if (!$this->sendCommand("Username", base64_encode($username), 334)) {
459 return false;
460 }
461 if (!$this->sendCommand("Password", base64_encode($password), 235)) {
462 return false;
463 }
464 break;
465 case 'XOAUTH2':
466 //If the OAuth Instance is not set. Can be a case when PHPMailer is used
467 //instead of PHPMailerOAuth
468 if (is_null($OAuth)) {
469 return false;
470 }
471 $oauth = $OAuth->getOauth64();
472
473 // Start authentication
474 if (!$this->sendCommand('AUTH', 'AUTH XOAUTH2 ' . $oauth, 235)) {
475 return false;
476 }
477 break;
478 case 'NTLM':
479 /*
480 * ntlm_sasl_client.php
481 * Bundled with Permission
482 *
483 * How to telnet in windows:
484 * http://technet.microsoft.com/en-us/library/aa995718%28EXCHG.65%29.aspx
485 * PROTOCOL Docs http://curl.haxx.se/rfc/ntlm.html#ntlmSmtpAuthentication
486 */
487 require_once 'extras/ntlm_sasl_client.php';
488 $temp = new stdClass;
489 $ntlm_client = new ntlm_sasl_client_class;
490 //Check that functions are available
491 if (!$ntlm_client->initialize($temp)) {
492 $this->setError($temp->error);
493 $this->edebug(
494 'You need to enable some modules in your php.ini file: '
495 . $this->error['error'],
496 self::DEBUG_CLIENT
497 );
498 return false;
499 }
500 //msg1
501 $msg1 = $ntlm_client->typeMsg1($realm, $workstation); //msg1
502
503 if (!$this->sendCommand(
504 'AUTH NTLM',
505 'AUTH NTLM ' . base64_encode($msg1),
506 334
507 )
508 ) {
509 return false;
510 }
511 //Though 0 based, there is a white space after the 3 digit number
512 //msg2
513 $challenge = substr($this->last_reply, 3);
514 $challenge = base64_decode($challenge);
515 $ntlm_res = $ntlm_client->NTLMResponse(
516 substr($challenge, 24, 8),
517 $password
518 );
519 //msg3
520 $msg3 = $ntlm_client->typeMsg3(
521 $ntlm_res,
522 $username,
523 $realm,
524 $workstation
525 );
526 // send encoded username
527 return $this->sendCommand('Username', base64_encode($msg3), 235);
528 case 'CRAM-MD5':
529 // Start authentication
530 if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
531 return false;
532 }
533 // Get the challenge
534 $challenge = base64_decode(substr($this->last_reply, 4));
535
536 // Build the response
537 $response = $username . ' ' . $this->hmac($challenge, $password);
538
539 // send encoded credentials
540 return $this->sendCommand('Username', base64_encode($response), 235);
541 default:
542 $this->setError("Authentication method \"$authtype\" is not supported");
543 return false;
544 }
545 return true;
546 }
547
557 protected function hmac($data, $key)
558 {
559 if (function_exists('hash_hmac')) {
560 return hash_hmac('md5', $data, $key);
561 }
562
563 // The following borrowed from
564 // http://php.net/manual/en/function.mhash.php#27225
565
566 // RFC 2104 HMAC implementation for php.
567 // Creates an md5 HMAC.
568 // Eliminates the need to install mhash to compute a HMAC
569 // by Lance Rushing
570
571 $bytelen = 64; // byte length for md5
572 if (strlen($key) > $bytelen) {
573 $key = pack('H*', md5($key));
574 }
575 $key = str_pad($key, $bytelen, chr(0x00));
576 $ipad = str_pad('', $bytelen, chr(0x36));
577 $opad = str_pad('', $bytelen, chr(0x5c));
578 $k_ipad = $key ^ $ipad;
579 $k_opad = $key ^ $opad;
580
581 return md5($k_opad . pack('H*', md5($k_ipad . $data)));
582 }
583
589 public function connected()
590 {
591 if (is_resource($this->smtp_conn)) {
592 $sock_status = stream_get_meta_data($this->smtp_conn);
593 if ($sock_status['eof']) {
594 // The socket is valid but we are not connected
595 $this->edebug(
596 'SMTP NOTICE: EOF caught while checking if connected',
597 self::DEBUG_CLIENT
598 );
599 $this->close();
600 return false;
601 }
602 return true; // everything looks good
603 }
604 return false;
605 }
606
614 public function close()
615 {
616 $this->setError('');
617 $this->server_caps = null;
618 $this->helo_rply = null;
619 if (is_resource($this->smtp_conn)) {
620 // close the connection and cleanup
621 fclose($this->smtp_conn);
622 $this->smtp_conn = null; //Makes for cleaner serialization
623 $this->edebug('Connection: closed', self::DEBUG_CONNECTION);
624 }
625 }
626
639 public function data($msg_data)
640 {
641 //This will use the standard timelimit
642 if (!$this->sendCommand('DATA', 'DATA', 354)) {
643 return false;
644 }
645
646 /* The server is ready to accept data!
647 * According to rfc821 we should not send more than 1000 characters on a single line (including the CRLF)
648 * so we will break the data up into lines by \r and/or \n then if needed we will break each of those into
649 * smaller lines to fit within the limit.
650 * We will also look for lines that start with a '.' and prepend an additional '.'.
651 * NOTE: this does not count towards line-length limit.
652 */
653
654 // Normalize line breaks before exploding
655 $lines = explode("\n", str_replace(array("\r\n", "\r"), "\n", $msg_data));
656
657 /* To distinguish between a complete RFC822 message and a plain message body, we check if the first field
658 * of the first line (':' separated) does not contain a space then it _should_ be a header and we will
659 * process all lines before a blank line as headers.
660 */
661
662 $field = substr($lines[0], 0, strpos($lines[0], ':'));
663 $in_headers = false;
664 if (!empty($field) && strpos($field, ' ') === false) {
665 $in_headers = true;
666 }
667
668 foreach ($lines as $line) {
669 $lines_out = array();
670 if ($in_headers and $line == '') {
671 $in_headers = false;
672 }
673 //Break this line up into several smaller lines if it's too long
674 //Micro-optimisation: isset($str[$len]) is faster than (strlen($str) > $len),
675 while (isset($line[self::MAX_LINE_LENGTH])) {
676 //Working backwards, try to find a space within the last MAX_LINE_LENGTH chars of the line to break on
677 //so as to avoid breaking in the middle of a word
678 $pos = strrpos(substr($line, 0, self::MAX_LINE_LENGTH), ' ');
679 //Deliberately matches both false and 0
680 if (!$pos) {
681 //No nice break found, add a hard break
682 $pos = self::MAX_LINE_LENGTH - 1;
683 $lines_out[] = substr($line, 0, $pos);
684 $line = substr($line, $pos);
685 } else {
686 //Break at the found point
687 $lines_out[] = substr($line, 0, $pos);
688 //Move along by the amount we dealt with
689 $line = substr($line, $pos + 1);
690 }
691 //If processing headers add a LWSP-char to the front of new line RFC822 section 3.1.1
692 if ($in_headers) {
693 $line = "\t" . $line;
694 }
695 }
696 $lines_out[] = $line;
697
698 //Send the lines to the server
699 foreach ($lines_out as $line_out) {
700 //RFC2821 section 4.5.2
701 if (!empty($line_out) and $line_out[0] == '.') {
702 $line_out = '.' . $line_out;
703 }
704 $this->client_send($line_out . self::CRLF);
705 }
706 }
707
708 //Message data has been sent, complete the command
709 //Increase timelimit for end of DATA command
710 $savetimelimit = $this->Timelimit;
711 $this->Timelimit = $this->Timelimit * 2;
712 $result = $this->sendCommand('DATA END', '.', 250);
713 //Restore timelimit
714 $this->Timelimit = $savetimelimit;
715 return $result;
716 }
717
728 public function hello($host = '')
729 {
730 //Try extended hello first (RFC 2821)
731 return (boolean)($this->sendHello('EHLO', $host) or $this->sendHello('HELO', $host));
732 }
733
743 protected function sendHello($hello, $host)
744 {
745 $noerror = $this->sendCommand($hello, $hello . ' ' . $host, 250);
746 $this->helo_rply = $this->last_reply;
747 if ($noerror) {
748 $this->parseHelloFields($hello);
749 } else {
750 $this->server_caps = null;
751 }
752 return $noerror;
753 }
754
761 protected function parseHelloFields($type)
762 {
763 $this->server_caps = array();
764 $lines = explode("\n", $this->helo_rply);
765
766 foreach ($lines as $n => $s) {
767 //First 4 chars contain response code followed by - or space
768 $s = trim(substr($s, 4));
769 if (empty($s)) {
770 continue;
771 }
772 $fields = explode(' ', $s);
773 if (!empty($fields)) {
774 if (!$n) {
775 $name = $type;
776 $fields = $fields[0];
777 } else {
778 $name = array_shift($fields);
779 switch ($name) {
780 case 'SIZE':
781 $fields = ($fields ? $fields[0] : 0);
782 break;
783 case 'AUTH':
784 if (!is_array($fields)) {
785 $fields = array();
786 }
787 break;
788 default:
789 $fields = true;
790 }
791 }
792 $this->server_caps[$name] = $fields;
793 }
794 }
795 }
796
808 public function mail($from)
809 {
810 $useVerp = ($this->do_verp ? ' XVERP' : '');
811 return $this->sendCommand(
812 'MAIL FROM',
813 'MAIL FROM:<' . $from . '>' . $useVerp,
814 250
815 );
816 }
817
826 public function quit($close_on_error = true)
827 {
828 $noerror = $this->sendCommand('QUIT', 'QUIT', 221);
829 $err = $this->error; //Save any error
830 if ($noerror or $close_on_error) {
831 $this->close();
832 $this->error = $err; //Restore any error from the quit command
833 }
834 return $noerror;
835 }
836
846 public function recipient($address)
847 {
848 return $this->sendCommand(
849 'RCPT TO',
850 'RCPT TO:<' . $address . '>',
851 array(250, 251)
852 );
853 }
854
862 public function reset()
863 {
864 return $this->sendCommand('RSET', 'RSET', 250);
865 }
866
875 protected function sendCommand($command, $commandstring, $expect)
876 {
877 if (!$this->connected()) {
878 $this->setError("Called $command without being connected");
879 return false;
880 }
881 //Reject line breaks in all commands
882 if (strpos($commandstring, "\n") !== false or strpos($commandstring, "\r") !== false) {
883 $this->setError("Command '$command' contained line breaks");
884 return false;
885 }
886 $this->client_send($commandstring . self::CRLF);
887
888 $this->last_reply = $this->get_lines();
889 // Fetch SMTP code and possible error code explanation
890 $matches = array();
891 if (preg_match("/^([0-9]{3})[ -](?:([0-9]\\.[0-9]\\.[0-9]) )?/", $this->last_reply, $matches)) {
892 $code = $matches[1];
893 $code_ex = (count($matches) > 2 ? $matches[2] : null);
894 // Cut off error code from each response line
895 $detail = preg_replace(
896 "/{$code}[ -]".($code_ex ? str_replace('.', '\\.', $code_ex).' ' : '')."/m",
897 '',
898 $this->last_reply
899 );
900 } else {
901 // Fall back to simple parsing if regex fails
902 $code = substr($this->last_reply, 0, 3);
903 $code_ex = null;
904 $detail = substr($this->last_reply, 4);
905 }
906
907 $this->edebug('SERVER -> CLIENT: ' . $this->last_reply, self::DEBUG_SERVER);
908
909 if (!in_array($code, (array)$expect)) {
910 $this->setError(
911 "$command command failed",
912 $detail,
913 $code,
914 $code_ex
915 );
916 $this->edebug(
917 'SMTP ERROR: ' . $this->error['error'] . ': ' . $this->last_reply,
918 self::DEBUG_CLIENT
919 );
920 return false;
921 }
922
923 $this->setError('');
924 return true;
925 }
926
940 public function sendAndMail($from)
941 {
942 return $this->sendCommand('SAML', "SAML FROM:$from", 250);
943 }
944
951 public function verify($name)
952 {
953 return $this->sendCommand('VRFY', "VRFY $name", array(250, 251));
954 }
955
962 public function noop()
963 {
964 return $this->sendCommand('NOOP', 'NOOP', 250);
965 }
966
976 public function turn()
977 {
978 $this->setError('The SMTP TURN command is not implemented');
979 $this->edebug('SMTP NOTICE: ' . $this->error['error'], self::DEBUG_CLIENT);
980 return false;
981 }
982
989 public function client_send($data)
990 {
991 $this->edebug("CLIENT -> SERVER: $data", self::DEBUG_CLIENT);
992 return fwrite($this->smtp_conn, $data);
993 }
994
1000 public function getError()
1001 {
1002 return $this->error;
1003 }
1004
1010 public function getServerExtList()
1011 {
1012 return $this->server_caps;
1013 }
1014
1034 public function getServerExt($name)
1035 {
1036 if (!$this->server_caps) {
1037 $this->setError('No HELO/EHLO was sent');
1038 return null;
1039 }
1040
1041 // the tight logic knot ;)
1042 if (!array_key_exists($name, $this->server_caps)) {
1043 if ($name == 'HELO') {
1044 return $this->server_caps['EHLO'];
1045 }
1046 if ($name == 'EHLO' || array_key_exists('EHLO', $this->server_caps)) {
1047 return false;
1048 }
1049 $this->setError('HELO handshake was used. Client knows nothing about server extensions');
1050 return null;
1051 }
1052
1053 return $this->server_caps[$name];
1054 }
1055
1061 public function getLastReply()
1062 {
1063 return $this->last_reply;
1064 }
1065
1075 protected function get_lines()
1076 {
1077 // If the connection is bad, give up straight away
1078 if (!is_resource($this->smtp_conn)) {
1079 return '';
1080 }
1081 $data = '';
1082 $endtime = 0;
1083 stream_set_timeout($this->smtp_conn, $this->Timeout);
1084 if ($this->Timelimit > 0) {
1085 $endtime = time() + $this->Timelimit;
1086 }
1087 while (is_resource($this->smtp_conn) && !feof($this->smtp_conn)) {
1088 $str = @fgets($this->smtp_conn, 515);
1089 $this->edebug("SMTP -> get_lines(): \$data is \"$data\"", self::DEBUG_LOWLEVEL);
1090 $this->edebug("SMTP -> get_lines(): \$str is \"$str\"", self::DEBUG_LOWLEVEL);
1091 $data .= $str;
1092 // If 4th character is a space, we are done reading, break the loop, micro-optimisation over strlen
1093 if ((isset($str[3]) and $str[3] == ' ')) {
1094 break;
1095 }
1096 // Timed-out? Log and break
1097 $info = stream_get_meta_data($this->smtp_conn);
1098 if ($info['timed_out']) {
1099 $this->edebug(
1100 'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)',
1101 self::DEBUG_LOWLEVEL
1102 );
1103 break;
1104 }
1105 // Now check if reads took too long
1106 if ($endtime and time() > $endtime) {
1107 $this->edebug(
1108 'SMTP -> get_lines(): timelimit reached ('.
1109 $this->Timelimit . ' sec)',
1110 self::DEBUG_LOWLEVEL
1111 );
1112 break;
1113 }
1114 }
1115 return $data;
1116 }
1117
1122 public function setVerp($enabled = false)
1123 {
1124 $this->do_verp = $enabled;
1125 }
1126
1131 public function getVerp()
1132 {
1133 return $this->do_verp;
1134 }
1135
1143 protected function setError($message, $detail = '', $smtp_code = '', $smtp_code_ex = '')
1144 {
1145 $this->error = array(
1146 'error' => $message,
1147 'detail' => $detail,
1148 'smtp_code' => $smtp_code,
1149 'smtp_code_ex' => $smtp_code_ex
1150 );
1151 }
1152
1157 public function setDebugOutput($method = 'echo')
1158 {
1159 $this->Debugoutput = $method;
1160 }
1161
1166 public function getDebugOutput()
1167 {
1168 return $this->Debugoutput;
1169 }
1170
1175 public function setDebugLevel($level = 0)
1176 {
1177 $this->do_debug = $level;
1178 }
1179
1184 public function getDebugLevel()
1185 {
1186 return $this->do_debug;
1187 }
1188
1193 public function setTimeout($timeout = 0)
1194 {
1195 $this->Timeout = $timeout;
1196 }
1197
1202 public function getTimeout()
1203 {
1204 return $this->Timeout;
1205 }
1206
1212 protected function errorHandler($errno, $errmsg)
1213 {
1214 $notice = 'Connection: Failed to connect to server.';
1215 $this->setError(
1216 $notice,
1217 $errno,
1218 $errmsg
1219 );
1220 $this->edebug(
1221 $notice . ' Error number ' . $errno . '. "Error notice: ' . $errmsg,
1222 self::DEBUG_CONNECTION
1223 );
1224 }
1225
1233 public function getLastTransactionID()
1234 {
1235 $reply = $this->getLastReply();
1236
1237 if (empty($reply)) {
1238 return null;
1239 }
1240
1241 foreach($this->smtp_transaction_id_patterns as $smtp_transaction_id_pattern) {
1242 if(preg_match($smtp_transaction_id_pattern, $reply, $matches)) {
1243 return $matches[1];
1244 }
1245 }
1246
1247 return false;
1248 }
1249}
$result
$n
Definition: RandomTest.php:80
setDebugOutput($method='echo')
Set debug output method.
$Debugoutput
Definition: class.smtp.php:127
getLastReply()
Get the last reply from the server.
$helo_rply
Definition: class.smtp.php:186
mail($from)
Send an SMTP MAIL command.
Definition: class.smtp.php:808
setError($message, $detail='', $smtp_code='', $smtp_code_ex='')
Set error messages and codes.
$server_caps
Definition: class.smtp.php:197
turn()
Send an SMTP TURN command.
Definition: class.smtp.php:976
const CRLF
Definition: class.smtp.php:39
errorHandler($errno, $errmsg)
Reports an error number and string.
getServerExtList()
Get SMTP extensions available on the server @access public.
close()
Close the socket and clean up the state of the class.
Definition: class.smtp.php:614
connected()
Check connection state.
Definition: class.smtp.php:589
getVerp()
Get VERP address generation mode.
quit($close_on_error=true)
Send an SMTP QUIT command.
Definition: class.smtp.php:826
const VERSION
Definition: class.smtp.php:33
$smtp_conn
Definition: class.smtp.php:168
sendAndMail($from)
Send an SMTP SAML command.
Definition: class.smtp.php:940
const DEBUG_CONNECTION
Debug level to show connection status, client -> server and server -> client messages.
Definition: class.smtp.php:71
hmac($data, $key)
Calculate an MD5 HMAC hash.
Definition: class.smtp.php:557
getDebugLevel()
Get debug output level.
$last_reply
Definition: class.smtp.php:203
client_send($data)
Send raw data to the server.
Definition: class.smtp.php:989
sendCommand($command, $commandstring, $expect)
Send a command to an SMTP server and check its return code.
Definition: class.smtp.php:875
$Timelimit
Definition: class.smtp.php:151
setVerp($enabled=false)
Enable or disable VERP address generation.
noop()
Send an SMTP NOOP command.
Definition: class.smtp.php:962
reset()
Send an SMTP RSET command.
Definition: class.smtp.php:862
const DEFAULT_SMTP_PORT
Definition: class.smtp.php:45
const DEBUG_LOWLEVEL
Debug level to show all messages.
Definition: class.smtp.php:76
const DEBUG_SERVER
Debug level to show client -> server and server -> client messages.
Definition: class.smtp.php:66
edebug($str, $level=0)
Output debugging info via a user-selected method.
Definition: class.smtp.php:213
connect($host, $port=null, $timeout=30, $options=array())
Connect to an SMTP server.
Definition: class.smtp.php:258
setTimeout($timeout=0)
Set SMTP timeout.
get_lines()
Read the SMTP server's response.
getDebugOutput()
Get debug output method.
$SMTP_PORT
Definition: class.smtp.php:92
parseHelloFields($type)
Parse a reply to HELO/EHLO command to discover server extensions.
Definition: class.smtp.php:761
verify($name)
Send an SMTP VRFY command.
Definition: class.smtp.php:951
setDebugLevel($level=0)
Set debug output level.
getServerExt($name)
A multipurpose method The method works in three ways, dependent on argument value and current state.
$smtp_transaction_id_patterns
Definition: class.smtp.php:158
const DEBUG_OFF
Debug level for no output.
Definition: class.smtp.php:56
authenticate( $username, $password, $authtype=null, $realm='', $workstation='', $OAuth=null)
Perform SMTP authentication.
Definition: class.smtp.php:387
const DEBUG_CLIENT
Debug level to show client -> server messages.
Definition: class.smtp.php:61
getTimeout()
Get SMTP timeout.
data($msg_data)
Send an SMTP DATA command.
Definition: class.smtp.php:639
getError()
Get the latest error.
recipient($address)
Send an SMTP RCPT command.
Definition: class.smtp.php:846
startTLS()
Initiate a TLS (encrypted) session.
Definition: class.smtp.php:348
sendHello($hello, $host)
Send an SMTP HELO or EHLO command.
Definition: class.smtp.php:743
hello($host='')
Send an SMTP HELO or EHLO command.
Definition: class.smtp.php:728
getLastTransactionID()
Will return the ID of the last smtp transaction based on a list of patterns provided in SMTP::$smtp_t...
$Version
Definition: class.smtp.php:84
const MAX_LINE_LENGTH
Definition: class.smtp.php:51
error($a_errmsg)
set error message @access public
$data
$code
Definition: example_050.php:99
$info
Definition: example_052.php:80
if(!is_array($argv)) $options