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class.phpmailer.php @ 4026

Revision 4026, 52.6 KB checked in by rafaelraymundo, 13 years ago (diff)
Ticket #1726 - Melhoria para exibir o x-origin na fonte da mensagem. r4023
Property svn:eol-style set to `native` Property svn:executable set to ``*

Line
1	<?php
2	////////////////////////////////////////////////////
3	// PHPMailer - PHP email class
4	//
5	// Class for sending email using either
6	// sendmail, PHP mail(), or SMTP. Methods are
7	// based upon the standard AspEmail(tm) classes.
8	//
9	// Copyright (C) 2001 - 2003 Brent R. Matzelle
10	//
11	// License: LGPL, see LICENSE
12	////////////////////////////////////////////////////
13
14	/**
15	* PHPMailer - PHP email transport class
16	* @package PHPMailer
17	* @author Brent R. Matzelle
18	* @copyright 2001 - 2003 Brent R. Matzelle
19	*/
20	class PHPMailer
21	{
22	/////////////////////////////////////////////////
23	// PUBLIC VARIABLES
24	/////////////////////////////////////////////////
25
26	/**
27	* Email priority (1 = High, 3 = Normal, 5 = low).
28	* @var int
29	*/
30	var $Priority = 3;
31	/**
32	* Email Importance.
33	*/
34	var $Importance = "";
35
36	/**
37	* Sets the CharSet of the message.
38	* @var string
39	*/
40	var $CharSet = "iso-8859-1";
41
42	/**
43	* Sets the Content-type of the message.
44	* @var string
45	*/
46	var $ContentType = "text/plain";
47
48	/**
49	* Sets the Encoding of the message. Options for this are "8bit",
50	* "7bit", "binary", "base64", and "quoted-printable".
51	* @var string
52	*/
53	var $Encoding = "quoted-printable";
54
55	/**
56	* Holds the most recent mailer error message.
57	* @var string
58	*/
59	var $ErrorInfo = "";
60
61	/**
62	* Sets the From email address for the message.
63	* @var string
64	*/
65	var $From = "root@localhost";
66
67	/**
68	* Sets the From name of the message.
69	* @var string
70	*/
71	var $FromName = "Root User";
72
73	/**
74	* Sets the Sender email (Return-Path) of the message. If not empty,
75	* will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
76	* @var string
77	*/
78	var $Sender = "";
79	var $SenderName = "";
80	/**
81	* Sets the Subject of the message.
82	* @var string
83	*/
84	var $Subject = "teste";
85
86	/**
87	* Sets the Body of the message. This can be either an HTML or text body.
88	* If HTML then run IsHTML(true).
89	* @var string
90	*/
91	var $Body = "";
92
93	/**
94	* Sets the text-only body of the message. This automatically sets the
95	* email to multipart/alternative. This body can be read by mail
96	* clients that do not have HTML email capability such as mutt. Clients
97	* that can read HTML will view the normal Body.
98	* @var string
99	*/
100	var $AltBody = "";
101
102	/**
103	* Sets the signed body of the message. This automatically sets the
104	* email to multipart/signed.
105	* @var string
106	*/
107	var $SignedBody = false;
108	var $SMIME = false;
109	var $Certs_crypt = array();
110	/**
111	* Sets the encrypted body of the message. This automatically sets the
112	* email to multipart/encript.
113	* @var string
114	*/
115	var $CryptedBody = "";
116
117	/**
118	* Sets word wrapping on the body of the message to a given number of
119	* characters.
120	* @var int
121	*/
122	var $WordWrap = 0;
123
124	/**
125	* Method to send mail: ("mail", "sendmail", or "smtp").
126	* @var string
127	*/
128	var $Mailer = "mail";
129
130	/**
131	* Sets the path of the sendmail program.
132	* @var string
133	*/
134	var $Sendmail = "/usr/sbin/sendmail";
135
136	/**
137	* Path to PHPMailer plugins. This is now only useful if the SMTP class
138	* is in a different directory than the PHP include path.
139	* @var string
140	*/
141	var $PluginDir = "";
142
143	/**
144	* Holds PHPMailer version.
145	* @var string
146	*/
147	var $Version = "1.2";
148
149	/**
150	* Sets the email address that a reading confirmation will be sent.
151	* @var string
152	*/
153	var $ConfirmReadingTo = "";
154
155	/**
156	* Sets the hostname to use in Message-Id and Received headers
157	* and as default HELO string. If empty, the value returned
158	* by SERVER_NAME is used or 'localhost.localdomain'.
159	* @var string
160	*/
161	var $Hostname = "";
162
163	var $SaveMessageInFolder = "";
164	var $SaveMessageAsDraft = "";
165
166	var $xMailer = "";
167
168	/////////////////////////////////////////////////
169	// SMTP VARIABLES
170	/////////////////////////////////////////////////
171
172	/**
173	* Sets the SMTP hosts. All hosts must be separated by a
174	* semicolon. You can also specify a different port
175	* for each host by using this format: [hostname:port]
176	* (e.g. "smtp1.example.com:25;smtp2.example.com").
177	* Hosts will be tried in order.
178	* @var string
179	*/
180	var $Host = "localhost";
181
182	/**
183	* Sets the default SMTP server port.
184	* @var int
185	*/
186	var $Port = 25;
187
188	/**
189	* Sets the SMTP HELO of the message (Default is $Hostname).
190	* @var string
191	*/
192	var $Helo = "";
193
194	/**
195	* Sets SMTP authentication. Utilizes the Username and Password variables.
196	* @var bool
197	*/
198	var $SMTPAuth = false;
199
200	/**
201	* Sets SMTP username.
202	* @var string
203	*/
204	var $Username = "";
205
206	/**
207	* Sets SMTP password.
208	* @var string
209	*/
210	var $Password = "";
211
212	/**
213	* Sets the SMTP server timeout in seconds. This function will not
214	* work with the win32 version.
215	* @var int
216	*/
217	var $Timeout = 300;
218
219	/**
220	* Sets SMTP class debugging on or off.
221	* @var bool
222	*/
223	var $SMTPDebug = false;
224
225	/**
226	* Prevents the SMTP connection from being closed after each mail
227	* sending. If this is set to true then to close the connection
228	* requires an explicit call to SmtpClose().
229	* @var bool
230	*/
231	var $SMTPKeepAlive = false;
232
233	/**#@+
234	* @access private
235	*/
236	var $smtp = NULL;
237	var $to = array();
238	var $cc = array();
239	var $bcc = array();
240	var $ReplyTo = array();
241	var $attachment = array();
242	var $CustomHeader = array();
243	var $message_type = "";
244	var $boundary = array();
245	var $language = array();
246	var $error_count = 0;
247	var $LE = "\n";
248	/*#@-/
249
250	/////////////////////////////////////////////////
251	// VARIABLE METHODS
252	/////////////////////////////////////////////////
253
254	function isImportant() {
255	$this->Importance = "High";
256	}
257
258	/**
259	* Sets message type to HTML.
260	* @param bool $bool
261	* @return void
262	*/
263	function IsHTML($bool) {
264	if($bool == true)
265	$this->ContentType = "text/html";
266	else
267	$this->ContentType = "text/plain";
268	}
269
270	/**
271	* Sets Mailer to send message using SMTP.
272	* @return void
273	*/
274	function IsSMTP() {
275	$this->Mailer = "smtp";
276	}
277
278	/**
279	* Sets Mailer to send message using PHP mail() function.
280	* @return void
281	*/
282	function IsMail() {
283	$this->Mailer = "mail";
284	}
285
286	/**
287	* Sets Mailer to send message using the $Sendmail program.
288	* @return void
289	*/
290	function IsSendmail() {
291	$this->Mailer = "sendmail";
292	}
293
294	/**
295	* Sets Mailer to send message using the qmail MTA.
296	* @return void
297	*/
298	function IsQmail() {
299	$this->Sendmail = "/var/qmail/bin/sendmail";
300	$this->Mailer = "sendmail";
301	}
302
303
304	/////////////////////////////////////////////////
305	// RECIPIENT METHODS
306	/////////////////////////////////////////////////
307
308	/**
309	* Adds a "To" address.
310	* @param string $address
311	* @param string $name
312	* @return void
313	*/
314	function AddAddress($address, $name = "") {
315	$cur = count($this->to);
316	$this->to[$cur][0] = trim($address);
317	$this->to[$cur][1] = $name;
318	}
319
320	/**
321	* Adds a "Cc" address. Note: this function works
322	* with the SMTP mailer on win32, not with the "mail"
323	* mailer.
324	* @param string $address
325	* @param string $name
326	* @return void
327	*/
328	function AddCC($address, $name = "") {
329	$cur = count($this->cc);
330	$this->cc[$cur][0] = trim($address);
331	$this->cc[$cur][1] = $name;
332	}
333
334	/**
335	* Adds a "Bcc" address. Note: this function works
336	* with the SMTP mailer on win32, not with the "mail"
337	* mailer.
338	* @param string $address
339	* @param string $name
340	* @return void
341	*/
342	function AddBCC($address, $name = "") {
343	$cur = count($this->bcc);
344	$this->bcc[$cur][0] = trim($address);
345	$this->bcc[$cur][1] = $name;
346	}
347
348	/**
349	* Adds a "Reply-to" address.
350	* @param string $address
351	* @param string $name
352	* @return void
353	*/
354	function AddReplyTo($address, $name = "") {
355	$cur = count($this->ReplyTo);
356	$this->ReplyTo[$cur][0] = trim($address);
357	$this->ReplyTo[$cur][1] = $name;
358	}
359
360
361	/////////////////////////////////////////////////
362	// MAIL SENDING METHODS
363	/////////////////////////////////////////////////
364
365	/**
366	* Creates message and assigns Mailer. If the message is
367	* not sent successfully then it returns false. Use the ErrorInfo
368	* variable to view description of the error.
369	* @return bool
370	*/
371	function Send() {
372
373
374	$header = "";
375	$body = "";
376	$result = true;
377
378	if(((count($this->to) + count($this->cc) + count($this->bcc)) < 1) && (!$this->SaveMessageAsDraft))
379	{
380	$this->SetError($this->Lang("provide_address"));
381	return false;
382	}
383
384	// Set whether the message is multipart/alternative
385	if(!empty($this->AltBody))
386	$this->ContentType = "multipart/alternative";
387
388	$this->error_count = 0; // reset errors
389	$this->SetMessageType();
390	$header .= $this->CreateHeader();
391
392	if ($this->SMIME == false)
393	{
394	$body = $this->CreateBody();
395	if($body == "")
396	{
397	return false;
398	}
399	}
400
401	// Choose the mailer
402	switch($this->Mailer)
403	{
404	// Usado para processar o email e retornar para a applet
405	case "smime":
406	$retorno['body'] = $header.$this->LE.$body;
407	$retorno['type'] = $this->write_message_type();
408	return $retorno;
409	case "sendmail":
410	$result = $this->SendmailSend($header, $body);
411	break;
412	case "mail":
413	$result = $this->MailSend($header, $body);
414	break;
415	case "smtp":
416	$result = $this->SmtpSend($header, $body);
417	break;
418	default:
419	$this->SetError($this->Mailer . $this->Lang("mailer_not_supported"));
420	$result = false;
421	break;
422	}
423
424	return $result;
425	}
426
427	/**
428	* Sends mail using the $Sendmail program.
429	* @access private
430	* @return bool
431	*/
432	function SendmailSend($header, $body) {
433	if ($this->Sender != "")
434	$sendmail = sprintf("%s -oi -f %s -t", $this->Sendmail, $this->Sender);
435	else
436	$sendmail = sprintf("%s -oi -t", $this->Sendmail);
437
438	if(!@$mail = popen($sendmail, "w"))
439	{
440	$this->SetError($this->Lang("execute") . $this->Sendmail);
441	return false;
442	}
443
444	fputs($mail, $header);
445	fputs($mail, $body);
446
447	$result = pclose($mail) >> 8 & 0xFF;
448	if($result != 0)
449	{
450	$this->SetError($this->Lang("execute") . $this->Sendmail);
451	return false;
452	}
453
454	return true;
455	}
456
457	/**
458	* Sends mail using the PHP mail() function.
459	* @access private
460	* @return bool
461	*/
462	function MailSend($header, $body) {
463	$to = "";
464	for($i = 0; $i < count($this->to); $i++)
465	{
466	if($i != 0) { $to .= ", "; }
467	$to .= $this->to[$i][0];
468	}
469
470	if ($this->Sender != "" && strlen(ini_get("safe_mode"))< 1)
471	{
472	$old_from = ini_get("sendmail_from");
473	ini_set("sendmail_from", $this->Sender);
474	$params = sprintf("-oi -f %s", $this->Sender);
475	$rt = @mail($to, $this->EncodeHeader($this->Subject), $body,
476	$header, $params);
477	}
478	else
479	$rt = @mail($to, $this->EncodeHeader($this->Subject), $body, $header);
480
481	if (isset($old_from))
482	ini_set("sendmail_from", $old_from);
483
484	if(!$rt)
485	{
486	$this->SetError($this->Lang("instantiate"));
487	return false;
488	}
489
490	return true;
491	}
492
493	/**
494	* Sends mail via SMTP using PhpSMTP (Author:
495	* Chris Ryan). Returns bool. Returns false if there is a
496	* bad MAIL FROM, RCPT, or DATA input.
497	* @access private
498	* @return bool
499	*/
500	function SmtpSend($header, $body) {
501	include_once($this->PluginDir . "class.smtp.php");
502	$error = "";
503
504	$bad_rcpt = array();
505	$errorx = '';
506	if(!$this->SmtpConnect())
507	return false;
508
509	if($this->SMIME)
510	{
511	$header='';
512	$body = $this->Body;
513	}
514
515	$smtp_from = ($this->Sender == "") ? $this->From : $this->Sender;
516	if(!$this->smtp->Mail($smtp_from))
517	{
518	$error = $this->Lang("from_failed") . $smtp_from;
519	$this->SetError($error);
520	$this->smtp->Reset();
521	return false;
522	}
523
524	// Attempt to send attach all recipients
525	for($i = 0; $i < count($this->to); $i++)
526	{
527	if(!$this->smtp->Recipient($this->to[$i][0]))
528	$bad_rcpt[] = $this->to[$i][0];
529	}
530	for($i = 0; $i < count($this->cc); $i++)
531	{
532	if(!$this->smtp->Recipient($this->cc[$i][0]))
533	$bad_rcpt[] = $this->cc[$i][0];
534	}
535	for($i = 0; $i < count($this->bcc); $i++)
536	{
537	if(!$this->smtp->Recipient($this->bcc[$i][0]))
538	$bad_rcpt[] = $this->bcc[$i][0];
539	}
540	if($errorx != '')
541	{
542	$error = $errorx;
543	$error = $this->Lang("recipients_failed") . ' ' . $errorx;
544	$this->SetError($error);
545	$this->smtp->Reset();
546	return false;
547	}
548
549	if(count($bad_rcpt) > 0) // Create error message
550	{
551	//Postfix version 2.3.8-2
552	$smtp_code_error = substr($this->smtp->error['smtp_msg'], 0, 5);
553	//Postfix version 2.1.5-9
554	$array_error = explode(":", $this->smtp->error['smtp_msg']);
555
556	for($i = 0; $i < count($bad_rcpt); $i++)
557	{
558	if($i != 0) { $error .= ", "; }
559	$error .= $bad_rcpt[$i];
560	}
561	if (($smtp_code_error == '5.7.1') \|\| (trim($array_error[2]) == 'Access denied'))
562	$error = $this->Lang("not_allowed") . $error;
563	else
564	$error = $this->Lang("recipients_failed") . $error;
565	$this->SetError($error);
566	$this->smtp->Reset();
567	return false;
568	}
569
570	// Vai verificar se deve cifrar a msg ......
571	if(count($this->Certs_crypt) > 0)
572	{
573	// Vai cifrar a msg antes de enviar ......
574	include_once("../security/classes/CertificadoB.php");
575
576	$teste1 = array();
577	$aux_cifra1 = $header . $body;
578
579	// Início relocação dos headers
580	// Esta relocação dos headers podem causar problemas.
581
582	$match = 0;
583	$pattern = '/^Disposition\-Notification\-To:.*\n/m';
584	$match = preg_match($pattern, $aux_cifra1, $teste1);
585
586	if (!empty($match)){
587	$aux_cifra1 = preg_replace($pattern, '', $aux_cifra1, 1); // retira o Disposition-Notification-To
588
589	$match = 0;
590	$teste2 = array();
591	$pattern = '/^MIME\-Version:.*\n/m';
592	$match = preg_match($pattern, $aux_cifra1, $teste2);
593	$aux_cifra1 = preg_replace($pattern, $teste1[0].$teste2[0], $aux_cifra1, 1); // Adiciona Disposition-Notification-To logo acima de MIME-Version
594
595	}
596	// Fim relocação dos headers
597
598	// Vai partir em duas partes a msg. A primeira parte he a dos headers, e a segunda vai ser criptografada ...
599	$pos_content_type = strpos($aux_cifra1,'Content-Type:');
600	$pos_MIME_Version = strpos($aux_cifra1,'MIME-Version: 1.0' . chr(0x0D) . chr(0x0A));
601	$valx_len = 19;
602	if($pos_MIME_Version === False)
603	{
604	$pos_MIME_Version = strpos($aux_cifra1,'MIME-Version: 1.0' . chr(0x0A));
605	$valx_len = 18;
606	}
607
608	if($pos_MIME_Version >= $pos_content_type)
609	{
610	// nao deve enviar a msg..... O header MIME-Version com posicao invalida ......
611	$this->SetError('Formato dos headers da msg estao invalidos.(CD-17) - A');
612	$this->smtp->Reset();
613	return false;
614	}
615
616	$aux_cifra2 = array();
617	$aux_cifra2[] = substr($aux_cifra1,0,$pos_MIME_Version - 1);
618	$aux_cifra2[] = substr($aux_cifra1,$pos_MIME_Version + $valx_len);
619
620	/*
621	// este explode pode ser fonte de problemas .......
622	$aux_cifra2 = explode('MIME-Version: 1.0' . chr(0x0A), $aux_cifra1);
623	// Pode ocorrer um erro se nao tiver o header MIME-Version .....
624	if(count($aux_cifra2) != 2 )
625	{
626	$aux_cifra2 = explode('MIME-Version: 1.0' . chr(0x0D) . chr(0x0A), $aux_cifra1);
627	if(count($aux_cifra2) != 2 )
628	{
629	// nao deve enviar a msg..... nao tem o header MIME-Version ......
630	$this->SetError('Formato dos headers da msg estao invalidos.(CD-17) - ' . count($aux_cifra2));
631	$this->smtp->Reset();
632	return false;
633	}
634	}
635	*/
636	$certificado = new certificadoB();
637	$h = array();
638	$aux_body = $certificado->encriptar($aux_cifra2[1], $this->Certs_crypt, $h);
639	if(!$aux_body)
640	{
641	$this->SetError('Ocorreu um erro. A msg nao foi enviada. (CD-18)');
642	$this->smtp->Reset();
643	return false;
644	}
645	// salvar sem cifra......
646	//$smtpSent = $this->smtp->Data($aux_cifra2[0] . $aux_body);
647
648	// salva a msg sifrada. neste caso deve ter sido adicionado o certificado do autor da msg......
649	$header = $aux_cifra2[0];
650	$body = $aux_body;
651	$smtpSent = $this->smtp->Data($header . $body);
652	}
653	else
654	{
655	$smtpSent = $this->smtp->Data($header . $body);
656	}
657
658	if(!$smtpSent)
659	{
660	$this->SetError($this->Lang("data_not_accepted") .' '. $this->smtp->error['error'] .','. $this->smtp->error['smtp_code'].','. $this->smtp->error['smtp_msg']);
661	$this->smtp->Reset();
662	return false;
663	}
664	if($this->SMTPKeepAlive == true)
665	$this->smtp->Reset();
666	else
667	$this->SmtpClose();
668
669	if ($this->SaveMessageInFolder){
670	$username = $_SESSION['phpgw_info']['expressomail']['user']['userid'];
671	$password = $_SESSION['phpgw_info']['expressomail']['user']['passwd'];
672	$imap_server = $_SESSION['phpgw_info']['expressomail']['email_server']['imapServer'];
673	$imap_port = $_SESSION['phpgw_info']['expressomail']['email_server']['imapPort'];
674
675	if ($_SESSION['phpgw_info']['expressomail']['email_server']['imapTLSEncryption'] == 'yes')
676	{
677	$imap_options = '/tls/novalidate-cert';
678	}
679	else
680	{
681	$imap_options = '/notls/novalidate-cert';
682	}
683	$mbox_stream = imap_open("{".$imap_server.":".$imap_port.$imap_options."}".$this->SaveMessageInFolder, $username, $password);
684
685	##
686	# @AUTHOR Rodrigo Souza dos Santos
687	# @DATE 2008/09/11
688	# @BRIEF Adding arbitrarily the BCC field. You may need to
689	# check if this field already exists in the header.
690	##
691	if ( count($this->bcc) > 0 )
692	{
693	$target = stripos($header, 'subject');
694	$header = substr($header, 0, $target) . $this->AddrAppend("Bcc", $this->bcc) . substr($header, $target);
695	}
696	$new_headerx = str_replace(chr(0x0A),chr(0x0D).chr(0x0A), $header);
697	$new_bodyx = str_replace(chr(0x0A),chr(0x0D).chr(0x0A), $body);
698	$new_header = str_replace(chr(0x0D).chr(0x0D).chr(0x0A), chr(0x0D).chr(0x0A),$new_headerx);
699	$new_body = str_replace(chr(0x0D).chr(0x0D).chr(0x0A), chr(0x0D).chr(0x0A), $new_bodyx);
700
701	if ($this->SaveMessageAsDraft){
702	imap_append($mbox_stream, "{".$imap_server.":".$imap_port."}".$this->SaveMessageInFolder, $new_header . $new_body, "\\Seen \\Draft");
703	return true;
704	}
705	else
706	imap_append($mbox_stream, "{".$imap_server.":".$imap_port."}".$this->SaveMessageInFolder, $new_header . $new_body, "\\Seen");
707	}
708
709	return $smtpSent;
710	}
711
712
713	/**
714	* Initiates a connection to an SMTP server. Returns false if the
715	* operation failed.
716	* @access private
717	* @return bool
718	*/
719	function SmtpConnect() {
720	if($this->smtp == NULL) { $this->smtp = new SMTP(); }
721
722	$this->smtp->do_debug = $this->SMTPDebug;
723	$hosts = explode(";", $this->Host);
724	$index = 0;
725	$connection = ($this->smtp->Connected());
726
727	// Retry while there is no connection
728	while($index < count($hosts) && $connection == false)
729	{
730	if(strstr($hosts[$index], ":"))
731	list($host, $port) = explode(":", $hosts[$index]);
732	else
733	{
734	$host = $hosts[$index];
735	$port = $this->Port;
736	}
737
738	if($this->smtp->Connect($host, $port, $this->Timeout))
739	{
740	if ($this->Helo != '')
741	$this->smtp->Hello($this->Helo);
742	else
743	$this->smtp->Hello($this->ServerHostname());
744
745	if($this->SMTPAuth)
746	{
747	if(!$this->smtp->Authenticate($this->Username,
748	$this->Password))
749	{
750	$this->SetError($this->Lang("authenticate"));
751	$this->smtp->Reset();
752	$connection = false;
753	}
754	}
755	$connection = true;
756	}
757	$index++;
758	}
759	if(!$connection)
760	$this->SetError($this->Lang("connect_host"));
761
762	return $connection;
763	}
764
765	/**
766	* Closes the active SMTP session if one exists.
767	* @return void
768	*/
769	function SmtpClose() {
770	if($this->smtp != NULL)
771	{
772	if($this->smtp->Connected())
773	{
774	$this->smtp->Quit();
775	$this->smtp->Close();
776	}
777	}
778	}
779
780	/**
781	* Sets the language for all class error messages. Returns false
782	* if it cannot load the language file. The default language type
783	* is English.
784	* @param string $lang_type Type of language (e.g. Portuguese: "br")
785	* @param string $lang_path Path to the language file directory
786	* @access public
787	* @return bool
788	*/
789	function SetLanguage($lang_type, $lang_path = "setup/") {
790	if(file_exists($lang_path.'phpmailer.lang-'.$lang_type.'.php'))
791	include($lang_path.'phpmailer.lang-'.$lang_type.'.php');
792	else if(file_exists($lang_path.'phpmailer.lang-en.php'))
793	include($lang_path.'phpmailer.lang-en.php');
794	else
795	{
796	$this->SetError("Could not load language file");
797	return false;
798	}
799	$this->language = $PHPMAILER_LANG;
800
801	return true;
802	}
803
804	/////////////////////////////////////////////////
805	// MESSAGE CREATION METHODS
806	/////////////////////////////////////////////////
807
808	/**
809	* Creates recipient headers.
810	* @access private
811	* @return string
812	*/
813	function AddrAppend($type, $addr) {
814	$addr_str = $type . ": ";
815	$addr_str .= $this->AddrFormat($addr[0]);
816	if(count($addr) > 1)
817	{
818	for($i = 1; $i < count($addr); $i++)
819	$addr_str .= ", " . $this->AddrFormat($addr[$i]);
820	}
821	$addr_str .= $this->LE;
822
823	return $addr_str;
824	}
825
826	/**
827	* Formats an address correctly.
828	* @access private
829	* @return string
830	*/
831	function AddrFormat($addr) {
832	if(empty($addr[1]))
833	$formatted = $addr[0];
834	else
835	{
836	$formatted = $this->EncodeHeader($addr[1], 'phrase') . " <" .
837	$addr[0] . ">";
838	}
839
840	return $formatted;
841	}
842
843	/**
844	* Wraps message for use with mailers that do not
845	* automatically perform wrapping and for quoted-printable.
846	* Original written by philippe.
847	* @access private
848	* @return string
849	*/
850	function WrapText($message, $length, $qp_mode = false) {
851	$soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE;
852
853	$message = $this->FixEOL($message);
854	if (substr($message, -1) == $this->LE)
855	$message = substr($message, 0, -1);
856
857	$line = explode($this->LE, $message);
858	$message = "";
859	for ($i=0 ;$i < count($line); $i++)
860	{
861	$line_part = explode(" ", $line[$i]);
862	$buf = "";
863	for ($e = 0; $e<count($line_part); $e++)
864	{
865	$word = $line_part[$e];
866	if ($qp_mode and (strlen($word) > $length))
867	{
868	$space_left = $length - strlen($buf) - 1;
869	if ($e != 0)
870	{
871	if ($space_left > 20)
872	{
873	$len = $space_left;
874	if (substr($word, $len - 1, 1) == "=")
875	$len--;
876	elseif (substr($word, $len - 2, 1) == "=")
877	$len -= 2;
878	$part = substr($word, 0, $len);
879	$word = substr($word, $len);
880	$buf .= " " . $part;
881	$message .= $buf . sprintf("=%s", $this->LE);
882	}
883	else
884	{
885	$message .= $buf . $soft_break;
886	}
887	$buf = "";
888	}
889	while (strlen($word) > 0)
890	{
891	$len = $length;
892	if (substr($word, $len - 1, 1) == "=")
893	$len--;
894	elseif (substr($word, $len - 2, 1) == "=")
895	$len -= 2;
896	$part = substr($word, 0, $len);
897	$word = substr($word, $len);
898
899	if (strlen($word) > 0)
900	$message .= $part . sprintf("=%s", $this->LE);
901	else
902	$buf = $part;
903	}
904	}
905	else
906	{
907	$buf_o = $buf;
908	$buf .= ($e == 0) ? $word : (" " . $word);
909
910	if (strlen($buf) > $length and $buf_o != "")
911	{
912	$message .= $buf_o . $soft_break;
913	$buf = $word;
914	}
915	}
916	}
917	$message .= $buf . $this->LE;
918	}
919
920	return $message;
921	}
922
923	/**
924	* Set the body wrapping.
925	* @access private
926	* @return void
927	*/
928	function SetWordWrap() {
929	if($this->WordWrap < 1)
930	return;
931
932	switch($this->message_type)
933	{
934	case "alt":
935	// fall through
936	case "alt_attachments":
937	$this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
938	break;
939	default:
940	$this->Body = $this->WrapText($this->Body, $this->WordWrap);
941	break;
942	}
943	}
944
945	/**
946	* Assembles message header.
947	* @access private
948	* @return string
949	*/
950	function CreateHeader() {
951	$result = "";
952
953	// Set the boundaries
954	$uniq_id = md5(uniqid(time()));
955	$this->boundary[1] = "b1_" . $uniq_id;
956	$this->boundary[2] = "b2_" . $uniq_id;
957
958	$result .= $this->HeaderLine("Date", $this->RFCDate());
959	if($this->Sender == "")
960	$result .= $this->HeaderLine("Return-Path", trim($this->From));
961	else
962	$result .= $this->HeaderLine("Return-Path", trim($this->Sender));
963
964	// To be created automatically by mail()
965	if($this->Mailer != "mail")
966	{
967	if(count($this->to) > 0)
968	$result .= $this->AddrAppend("To", $this->to);
969	else if ((count($this->cc) == 0) && (!$this->SaveMessageAsDraft))
970	{
971	$result .= $this->HeaderLine("To", $this->Lang('undisclosed-recipient'));
972	}
973	if(count($this->cc) > 0)
974	$result .= $this->AddrAppend("Cc", $this->cc);
975	}
976
977	if ($_SESSION['phpgw_info']['user']['preferences']['expressoMail']['use_x_origin'])
978	$result .= $this->HeaderLine("X-Origin", isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']);
979
980	$from = array();
981	$from[0][0] = trim($this->From);
982	$from[0][1] = $this->FromName;
983	$result .= $this->AddrAppend("From", $from);
984	/*
985	if (!$this->SaveMessageAsDraft){
986	$from = array();
987	$from[0][0] = trim($this->From);
988	$from[0][1] = $this->FromName;
989	$result .= $this->AddrAppend("From", $from);
990	}
991	if($this->Sender) {
992	$sender = array();
993	$sender[0][0] = trim($this->Sender);
994	$sender[0][1] = $this->SenderName;
995	$result .= $this->AddrAppend("Sender", $sender);
996	}
997	*/
998	// sendmail and mail() extract Bcc from the header before sending
999	if((($this->Mailer == "sendmail") \|\| ($this->Mailer == "mail")) && (count($this->bcc) > 0))
1000	$result .= $this->AddrAppend("Bcc", $this->bcc);
1001	if ($this->SaveMessageAsDraft){
1002	$result .= $this->AddrAppend("Bcc", $this->bcc);
1003	}
1004	if(count($this->ReplyTo) > 0)
1005	$result .= $this->AddrAppend("Reply-to", $this->ReplyTo);
1006
1007	// mail() sets the subject itself
1008	if($this->Mailer != "mail")
1009	$result .= $this->HeaderLine("Subject", $this->EncodeHeader(trim($this->Subject)));
1010
1011	$result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
1012	$result .= $this->HeaderLine("X-Priority", $this->Priority);
1013	$result .= $this->HeaderLine("Importance", $this->Importance);
1014	$result .= $this->HeaderLine("X-Mailer", "ExpressoMail [version " . $this->Version . "]");
1015
1016	if($this->ConfirmReadingTo != "")
1017	{
1018	$result .= $this->HeaderLine("Disposition-Notification-To",
1019	"<" . trim($this->ConfirmReadingTo) . ">");
1020	}
1021
1022	// Add custom headers
1023	for($index = 0; $index < count($this->CustomHeader); $index++)
1024	{
1025	$result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]),
1026	$this->EncodeHeader(trim($this->CustomHeader[$index][1])));
1027	}
1028	$result .= $this->HeaderLine("MIME-Version", "1.0");
1029
1030	$result .= $this->write_message_type();
1031
1032	if($this->Mailer != "mail")
1033	$result .= $this->LE.$this->LE;
1034
1035	return $result;
1036	}
1037
1038
1039	function write_message_type()
1040	{
1041	$result = "";
1042	switch($this->message_type)
1043	{
1044	case "plain":$folder = mb_convert_encoding($folder, "UTF7-IMAP","ISO_8859-1");
1045	$result .= $this->HeaderLine("Content-Transfer-Encoding", $this->Encoding);
1046	$result .= sprintf("Content-Type: %s; charset=\"%s\"",
1047	$this->ContentType, $this->CharSet);
1048	return $result;
1049	case "attachments":
1050	// fall through
1051	case "alt_attachments":
1052	if($this->InlineImageExists())
1053	{
1054	$result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s",
1055	"multipart/related", $this->LE, $this->LE,
1056	$this->boundary[1], $this->LE);
1057	}
1058	else
1059	{
1060	$result .= $this->HeaderLine("Content-Type", "multipart/mixed;");
1061	$result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
1062	}
1063	return $result;
1064	case "alt":
1065	$result .= $this->HeaderLine("Content-Type", "multipart/alternative;");
1066	$result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
1067	return $result;
1068	}
1069
1070	if($this->Mailer != "mail")
1071	$result .= $this->LE.$this->LE;
1072
1073	return $result;
1074	}
1075
1076	/**
1077	* Assembles the message body. Returns an empty string on failure.
1078	* @access private
1079	* @return string
1080	*/
1081	function CreateBody() {
1082	$result = "";
1083
1084	$this->SetWordWrap();
1085	switch($this->message_type)
1086	{
1087	case "alt":
1088	$result .= $this->GetBoundary($this->boundary[1], "",
1089	"text/plain", "");
1090	$result .= $this->EncodeString($this->AltBody, $this->Encoding);
1091	$result .= $this->LE.$this->LE;
1092	$result .= $this->GetBoundary($this->boundary[1], "",
1093	"text/html", "");
1094
1095	$result .= $this->EncodeString($this->Body, $this->Encoding);
1096	$result .= $this->LE.$this->LE;
1097
1098	$result .= $this->EndBoundary($this->boundary[1]);
1099	break;
1100	case "plain":
1101	$result .= $this->EncodeString($this->Body, $this->Encoding);
1102	break;
1103	case "attachments":
1104	$result .= $this->GetBoundary($this->boundary[1], "", "", "");
1105	$result .= $this->EncodeString($this->Body, $this->Encoding);
1106	$result .= $this->LE;
1107
1108	$result .= $this->AttachAll();
1109	break;
1110	case "alt_attachments":
1111	$result .= sprintf("--%s%s", $this->boundary[1], $this->LE);
1112	$result .= sprintf("Content-Type: %s;%s" .
1113	"\tboundary=\"%s\"%s",
1114	"multipart/alternative", $this->LE,
1115	$this->boundary[2], $this->LE.$this->LE);
1116
1117	// Create text body
1118	$result .= $this->GetBoundary($this->boundary[2], "",
1119	"text/plain", "") . $this->LE;
1120
1121	$result .= $this->EncodeString($this->AltBody, $this->Encoding);
1122	$result .= $this->LE.$this->LE;
1123
1124	// Create the HTML body
1125	$result .= $this->GetBoundary($this->boundary[2], "",
1126	"text/html", "") . $this->LE;
1127
1128	$result .= $this->EncodeString($this->Body, $this->Encoding);
1129	$result .= $this->LE.$this->LE;
1130
1131	$result .= $this->EndBoundary($this->boundary[2]);
1132
1133	$result .= $this->AttachAll();
1134	break;
1135	}
1136	if($this->IsError())
1137	$result = "";
1138
1139	return $result;
1140	}
1141
1142	/**
1143	* Returns the start of a message boundary.
1144	* @access private
1145	*/
1146	function GetBoundary($boundary, $charSet, $contentType, $encoding) {
1147	$result = "";
1148	if($charSet == "") { $charSet = $this->CharSet; }
1149	if($contentType == "") { $contentType = $this->ContentType; }
1150	if($encoding == "") { $encoding = $this->Encoding; }
1151
1152	$result .= $this->TextLine("--" . $boundary);
1153	$result .= sprintf("Content-Type: %s; charset = \"%s\"",
1154	$contentType, $charSet);
1155	$result .= $this->LE;
1156	$result .= $this->HeaderLine("Content-Transfer-Encoding", $encoding);
1157	$result .= $this->LE;
1158
1159	return $result;
1160	}
1161
1162	/**
1163	* Returns the end of a message boundary.
1164	* @access private
1165	*/
1166	function EndBoundary($boundary) {
1167	return $this->LE . "--" . $boundary . "--" . $this->LE;
1168	}
1169
1170	/**
1171	* Sets the message type.
1172	* @access private
1173	* @return void
1174	*/
1175	function SetMessageType() {
1176	if(count($this->attachment) < 1 && strlen($this->AltBody) < 1)
1177	$this->message_type = "plain";
1178	else
1179	{
1180	if(count($this->attachment) > 0)
1181	$this->message_type = "attachments";
1182	if(strlen($this->AltBody) > 0 && count($this->attachment) < 1)
1183	$this->message_type = "alt";
1184	if(strlen($this->AltBody) > 0 && count($this->attachment) > 0)
1185	$this->message_type = "alt_attachments";
1186	}
1187	}
1188
1189	/**
1190	* Returns a formatted header line.
1191	* @access private
1192	* @return string
1193	*/
1194	function HeaderLine($name, $value) {
1195	return $name . ": " . $value . $this->LE;
1196	}
1197
1198	/**
1199	* Returns a formatted mail line.
1200	* @access private
1201	* @return string
1202	*/
1203	function TextLine($value) {
1204	return $value . $this->LE;
1205	}
1206
1207	/////////////////////////////////////////////////
1208	// ATTACHMENT METHODS
1209	/////////////////////////////////////////////////
1210
1211	/**
1212	* Adds an attachment from a path on the filesystem.
1213	* Returns false if the file could not be found
1214	* or accessed.
1215	* @param string $path Path to the attachment.
1216	* @param string $name Overrides the attachment name.
1217	* @param string $encoding File encoding (see $Encoding).
1218	* @param string $type File extension (MIME) type.
1219	* @return bool
1220	*/
1221	function AddAttachment($path, $name = "", $encoding = "base64",
1222	$type = "application/octet-stream") {
1223	if(!@is_file($path))
1224	{
1225	$this->SetError($this->Lang("file_access") . $path);
1226	return false;
1227	}
1228
1229	$filename = basename($path);
1230	if($name == "")
1231	$name = $filename;
1232
1233	$cur = count($this->attachment);
1234	$this->attachment[$cur][0] = $path;
1235	$this->attachment[$cur][1] = $filename;
1236	$this->attachment[$cur][2] = $name;
1237	$this->attachment[$cur][3] = $encoding;
1238	$this->attachment[$cur][4] = $type;
1239	$this->attachment[$cur][5] = false; // isStringAttachment
1240	$this->attachment[$cur][6] = "attachment";
1241	$this->attachment[$cur][7] = 0;
1242
1243	return true;
1244	}
1245
1246	/**
1247	* Attaches all fs, string, and binary attachments to the message.
1248	* Returns an empty string on failure.
1249	* @access private
1250	* @return string
1251	*/
1252	function AttachAll() {
1253	// Return text of body
1254	$mime = array();
1255
1256	// Add all attachments
1257	for($i = 0; $i < count($this->attachment); $i++)
1258	{
1259	// Check for string attachment
1260	$bString = $this->attachment[$i][5];
1261	if ($bString)
1262	$string = $this->attachment[$i][0];
1263	else
1264	$path = $this->attachment[$i][0];
1265
1266	$filename = $this->attachment[$i][1];
1267	$name = $this->attachment[$i][2];
1268	$encoding = $this->attachment[$i][3];
1269	$type = $this->attachment[$i][4];
1270	$disposition = $this->attachment[$i][6];
1271	$cid = $this->attachment[$i][7];
1272
1273	$mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
1274	$mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $name, $this->LE);
1275	$mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
1276
1277	if($disposition == "inline")
1278	$mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
1279
1280	$mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s",
1281	$disposition, $name, $this->LE.$this->LE);
1282
1283	// Encode as string attachment
1284	if($bString)
1285	{
1286	$mime[] = $this->EncodeString($string, $encoding);
1287	if($this->IsError()) { return ""; }
1288	$mime[] = $this->LE.$this->LE;
1289	}
1290	else
1291	{
1292	$mime[] = $this->EncodeFile($path, $encoding);
1293	if($this->IsError()) { return ""; }
1294	$mime[] = $this->LE.$this->LE;
1295	}
1296	}
1297
1298	$mime[] = sprintf("--%s--%s", $this->boundary[1], $this->LE);
1299
1300	return join("", $mime);
1301	}
1302
1303	/**
1304	* Encodes attachment in requested format. Returns an
1305	* empty string on failure.
1306	* @access private
1307	* @return string
1308	*/
1309	function EncodeFile ($path, $encoding = "base64") {
1310	if(!@$fd = fopen($path, "rb"))
1311	{
1312	$this->SetError($this->Lang("file_open") . $path);
1313	return "";
1314	}
1315	$magic_quotes = get_magic_quotes_runtime();
1316	set_magic_quotes_runtime(0);
1317	$file_buffer = fread($fd, filesize($path));
1318	$file_buffer = $this->EncodeString($file_buffer, $encoding);
1319	fclose($fd);
1320	set_magic_quotes_runtime($magic_quotes);
1321
1322	return $file_buffer;
1323	}
1324
1325	/**
1326	* Encodes string to requested format. Returns an
1327	* empty string on failure.
1328	* @access private
1329	* @return string
1330	*/
1331	function EncodeString ($str, $encoding = "base64") {
1332	$encoded = "";
1333	switch(strtolower($encoding)) {
1334	case "base64":
1335	// chunk_split is found in PHP >= 3.0.6
1336	$encoded = @chunk_split(base64_encode($str), 76, $this->LE);
1337	break;
1338	case "7bit":
1339	case "8bit":
1340	$encoded = $this->FixEOL($str);
1341	if (substr($encoded, -(strlen($this->LE))) != $this->LE)
1342	$encoded .= $this->LE;
1343	break;
1344	case "binary":
1345	$encoded = $str;
1346	break;
1347	case "quoted-printable":
1348	$encoded = $this->EncodeQP($str);
1349	break;
1350	default:
1351	$this->SetError($this->Lang("encoding") . $encoding);
1352	break;
1353	}
1354	return $encoded;
1355	}
1356
1357	/**
1358	* Encode a header string to best of Q, B, quoted or none.
1359	* @access private
1360	* @return string
1361	*/
1362	function EncodeHeader ($str, $position = 'text') {
1363	$x = 0;
1364
1365	switch (strtolower($position)) {
1366	case 'phrase':
1367	if (!preg_match('/[\200-\377]/', $str)) {
1368	// Can't use addslashes as we don't know what value has magic_quotes_sybase.
1369	$encoded = addcslashes($str, "\0..\37\177\\\"");
1370
1371	if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{\|}~ -]/', $str))
1372	return ($encoded);
1373	else
1374	return ("\"$encoded\"");
1375	}
1376	$x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
1377	break;
1378	case 'comment':
1379	$x = preg_match_all('/[()"]/', $str, $matches);
1380	// Fall-through
1381	case 'text':
1382	default:
1383	$x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
1384	break;
1385	}
1386
1387	if ($x == 0)
1388	return ($str);
1389
1390	$maxlen = 75 - 7 - strlen($this->CharSet);
1391	// Try to select the encoding which should produce the shortest output
1392	if (strlen($str)/3 < $x) {
1393	$encoding = 'B';
1394	$encoded = base64_encode($str);
1395	$maxlen -= $maxlen % 4;
1396	$encoded = trim(chunk_split($encoded, $maxlen, "\n"));
1397	} else {
1398	$encoding = 'Q';
1399	$encoded = $this->EncodeQ($str, $position);
1400	$encoded = $this->WrapText($encoded, $maxlen, true);
1401	$encoded = str_replace("=".$this->LE, "\n", trim($encoded));
1402	}
1403
1404	$encoded = preg_replace('/^(.*)$/m', " =?".$this->CharSet."?$encoding?\\1?=", $encoded);
1405	$encoded = trim(str_replace("\n", $this->LE, $encoded));
1406
1407	return $encoded;
1408	}
1409
1410	/**
1411	* Encode string to quoted-printable.
1412	* @access private
1413	* @return string
1414	*/
1415	function EncodeQP ($str) {
1416	$encoded = $this->FixEOL($str);
1417	if (substr($encoded, -(strlen($this->LE))) != $this->LE)
1418	$encoded .= $this->LE;
1419
1420	// Replace every high ascii, control and = characters
1421	$encoded = preg_replace('/([\000-\010\013\014\016-\037\075\177-\377])/e',
1422	"'='.sprintf('%02X', ord('\\1'))", $encoded);
1423	// Replace every spaces and tabs when it's the last character on a line
1424	$encoded = preg_replace("/([\011\040])".$this->LE."/e",
1425	"'='.sprintf('%02X', ord('\\1')).'".$this->LE."'", $encoded);
1426
1427	// Maximum line length of 76 characters before CRLF (74 + space + '=')
1428	$encoded = $this->WrapText($encoded, 74, true);
1429
1430	return $encoded;
1431	}
1432
1433	/**
1434	* Encode string to q encoding.
1435	* @access private
1436	* @return string
1437	*/
1438	function EncodeQ ($str, $position = "text") {
1439	// There should not be any EOL in the string
1440	$encoded = preg_replace("[\r\n]", "", $str);
1441	switch (strtolower($position)) {
1442	case "phrase":
1443	$encoded = preg_replace("/([^A-Za-z0-9!*+\/ -])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
1444	break;
1445	case "comment":
1446	$encoded = preg_replace("/([\"])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
1447	case "text":
1448	default:
1449	// Replace every high ascii, control =, ? and _ characters
1450	$encoded = preg_replace('/([\000-\011\013\014\016-\037\075\077\137\177-\377])/e',
1451	"'='.sprintf('%02X', ord('\\1'))", $encoded);
1452	break;
1453	}
1454
1455	// Replace every spaces to _ (more readable than =20)
1456	$encoded = str_replace(" ", "_", $encoded);
1457
1458	return $encoded;
1459	}
1460
1461	/**
1462	* Adds a string or binary attachment (non-filesystem) to the list.
1463	* This method can be used to attach ascii or binary data,
1464	* such as a BLOB record from a database.
1465	* @param string $string String attachment data.
1466	* @param string $filename Name of the attachment.
1467	* @param string $encoding File encoding (see $Encoding).
1468	* @param string $type File extension (MIME) type.
1469	* @return void
1470	*/
1471	function AddStringAttachment($string, $filename, $encoding = "base64",
1472	$type = "application/octet-stream") {
1473	// Append to $attachment array
1474	$cur = count($this->attachment);
1475	$this->attachment[$cur][0] = $string;
1476	$this->attachment[$cur][1] = $filename;
1477	$this->attachment[$cur][2] = $filename;
1478	$this->attachment[$cur][3] = $encoding;
1479	$this->attachment[$cur][4] = $type;
1480	$this->attachment[$cur][5] = true; // isString
1481	$this->attachment[$cur][6] = "attachment";
1482	$this->attachment[$cur][7] = 0;
1483	}
1484
1485	/**
1486	* Adds an embedded attachment. This can include images, sounds, and
1487	* just about any other document. Make sure to set the $type to an
1488	* image type. For JPEG images use "image/jpeg" and for GIF images
1489	* use "image/gif".
1490	* @param string $path Path to the attachment.
1491	* @param string $cid Content ID of the attachment. Use this to identify
1492	* the Id for accessing the image in an HTML form.
1493	* @param string $name Overrides the attachment name.
1494	* @param string $encoding File encoding (see $Encoding).
1495	* @param string $type File extension (MIME) type.
1496	* @return bool
1497	*/
1498	function AddEmbeddedImage($path, $cid, $name = "", $encoding = "base64",
1499	$type = "application/octet-stream") {
1500
1501	if(!@is_file($path))
1502	{
1503	$this->SetError($this->Lang("file_access") . $path);
1504	return false;
1505	}
1506
1507	$filename = basename($path);
1508	if($name == "")
1509	$name = $filename;
1510
1511	// Append to $attachment array
1512	$cur = count($this->attachment);
1513	$this->attachment[$cur][0] = $path;
1514	$this->attachment[$cur][1] = $filename;
1515	$this->attachment[$cur][2] = $name;
1516	$this->attachment[$cur][3] = $encoding;
1517	$this->attachment[$cur][4] = $type;
1518	$this->attachment[$cur][5] = false; // isStringAttachment
1519	$this->attachment[$cur][6] = "inline";
1520	$this->attachment[$cur][7] = $cid;
1521
1522	return true;
1523	}
1524
1525	/**
1526	* Returns true if an inline attachment is present.
1527	* @access private
1528	* @return bool
1529	*/
1530	function InlineImageExists() {
1531	$result = false;
1532	for($i = 0; $i < count($this->attachment); $i++)
1533	{
1534	if($this->attachment[$i][6] == "inline")
1535	{
1536	$result = true;
1537	break;
1538	}
1539	}
1540
1541	return $result;
1542	}
1543
1544	/////////////////////////////////////////////////
1545	// MESSAGE RESET METHODS
1546	/////////////////////////////////////////////////
1547
1548	/**
1549	* Clears all recipients assigned in the TO array. Returns void.
1550	* @return void
1551	*/
1552	function ClearAddresses() {
1553	$this->to = array();
1554	}
1555
1556	/**
1557	* Clears all recipients assigned in the CC array. Returns void.
1558	* @return void
1559	*/
1560	function ClearCCs() {
1561	$this->cc = array();
1562	}
1563
1564	/**
1565	* Clears all recipients assigned in the BCC array. Returns void.
1566	* @return void
1567	*/
1568	function ClearBCCs() {
1569	$this->bcc = array();
1570	}
1571
1572	/**
1573	* Clears all recipients assigned in the ReplyTo array. Returns void.
1574	* @return void
1575	*/
1576	function ClearReplyTos() {
1577	$this->ReplyTo = array();
1578	}
1579
1580	/**
1581	* Clears all recipients assigned in the TO, CC and BCC
1582	* array. Returns void.
1583	* @return void
1584	*/
1585	function ClearAllRecipients() {
1586	$this->to = array();
1587	$this->cc = array();
1588	$this->bcc = array();
1589	}
1590
1591	/**
1592	* Clears all previously set filesystem, string, and binary
1593	* attachments. Returns void.
1594	* @return void
1595	*/
1596	function ClearAttachments() {
1597	$this->attachment = array();
1598	}
1599
1600	/**
1601	* Clears all custom headers. Returns void.
1602	* @return void
1603	*/
1604	function ClearCustomHeaders() {
1605	$this->CustomHeader = array();
1606	}
1607
1608
1609	/////////////////////////////////////////////////
1610	// MISCELLANEOUS METHODS
1611	/////////////////////////////////////////////////
1612
1613	/**
1614	* Adds the error message to the error container.
1615	* Returns void.
1616	* @access private
1617	* @return void
1618	*/
1619	function SetError($msg) {
1620	$this->error_count++;
1621	$this->ErrorInfo = $msg;
1622	}
1623
1624	/**
1625	* Returns the proper RFC 822 formatted date.
1626	* @access private
1627	* @return string
1628	*/
1629	function RFCDate() {
1630	$tz = date("Z");
1631	$tzs = ($tz < 0) ? "-" : "+";
1632	$tz = abs($tz);
1633	$tz = ($tz/3600)*100 + ($tz%3600)/60;
1634	$result = sprintf("%s %s%04d", date("D, j M Y H:i:s"), $tzs, $tz);
1635
1636	return $result;
1637	}
1638
1639	/**
1640	* Returns the appropriate server variable. Should work with both
1641	* PHP 4.1.0+ as well as older versions. Returns an empty string
1642	* if nothing is found.
1643	* @access private
1644	* @return mixed
1645	*/
1646	function ServerVar($varName) {
1647	global $HTTP_SERVER_VARS;
1648	global $HTTP_ENV_VARS;
1649
1650	if(!isset($_SERVER))
1651	{
1652	$_SERVER = $HTTP_SERVER_VARS;
1653	if(!isset($_SERVER["REMOTE_ADDR"]))
1654	$_SERVER = $HTTP_ENV_VARS; // must be Apache
1655	}
1656
1657	if(isset($_SERVER[$varName]))
1658	return $_SERVER[$varName];
1659	else
1660	return "";
1661	}
1662
1663	/**
1664	* Returns the server hostname or 'localhost.localdomain' if unknown.
1665	* @access private
1666	* @return string
1667	*/
1668	function ServerHostname() {
1669	if ($this->Hostname != "")
1670	$result = $this->Hostname;
1671	elseif ($this->ServerVar('SERVER_NAME') != "")
1672	$result = $this->ServerVar('SERVER_NAME');
1673	else
1674	$result = "localhost.localdomain";
1675
1676	return $result;
1677	}
1678
1679	/**
1680	* Returns a message in the appropriate language.
1681	* @access private
1682	* @return string
1683	*/
1684	function Lang($key) {
1685	if(count($this->language) < 1)
1686	$this->SetLanguage("br"); // set the default language
1687
1688	if(isset($this->language[$key]))
1689	return $this->language[$key];
1690	else
1691	return "Language string failed to load: " . $key;
1692	}
1693
1694	/**
1695	* Returns true if an error occurred.
1696	* @return bool
1697	*/
1698	function IsError() {
1699	return ($this->error_count > 0);
1700	}
1701
1702	/**
1703	* Changes every end of line from CR or LF to CRLF.
1704	* @access private
1705	* @return string
1706	*/
1707	function FixEOL($str) {
1708	$str = str_replace("\r\n", "\n", $str);
1709	$str = str_replace("\r", "\n", $str);
1710	$str = str_replace("\n", $this->LE, $str);
1711	return $str;
1712	}
1713
1714	/**
1715	* Adds a custom header.
1716	* @return void
1717	*/
1718	function AddCustomHeader($custom_header) {
1719	$this->CustomHeader[] = explode(":", $custom_header, 2);
1720	}
1721	}
1722
1723	?>

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