**
** This contains all the functions needed to send messages through
** an smtp server or sendmail.
+ **
+ ** $Id$
**/
$smtp_php = true;
+ // This should most probably go to some initialization...
+ if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
+ $popuser = $usernamedata[1];
+ $domain = $usernamedata[2];
+ unset($usernamedata);
+ } else {
+ $popuser = $username;
+ }
+ // We need domain for smtp
+ if (!$domain)
+ $domain = getenv('HOSTNAME');
+
// Returns true only if this message is multipart
function isMultipart () {
global $attachments;
while (list($localname, $remotename) = each($attachments)) {
// This is to make sure noone is giving a filename in another
// directory
- $localname = ereg_replace ("\\/", "", $localname);
+ $localname = ereg_replace ("\\/", '', $localname);
- $fileinfo = fopen ($attachment_dir.$localname.".info", "r");
+ $fileinfo = fopen ($attachment_dir.$localname.'.info', 'r');
$filetype = fgets ($fileinfo, 8192);
fclose ($fileinfo);
$filetype = trim ($filetype);
- if ($filetype=="")
- $filetype = "application/octet-stream";
+ if ($filetype=='')
+ $filetype = 'application/octet-stream';
- $header = "--".mimeBoundary()."\r\n";
- $header .= "Content-Type: $filetype\r\n";
+ $header = '--'.mimeBoundary()."\r\n";
+ $header .= "Content-Type: $filetype;name=\"$remotename\"\r\n";
$header .= "Content-Disposition: attachment; filename=\"$remotename\"\r\n";
$header .= "Content-Transfer-Encoding: base64\r\n\r\n";
fputs ($fp, $header);
$length += strlen($header);
- $file = fopen ($attachment_dir.$localname, "r");
+ $file = fopen ($attachment_dir.$localname, 'r');
while ($tmp = fread($file, 570)) {
$encoded = chunk_split(base64_encode($tmp));
$length += strlen($encoded);
while (list($localname, $remotename) = each($attachments)) {
if (!ereg ("\\/", $localname)) {
unlink ($attachment_dir.$localname);
- unlink ($attachment_dir.$localname.".info");
+ unlink ($attachment_dir.$localname.'.info');
}
}
}
/* Time offset for correct timezone */
function timezone () {
- $diff_second = date("Z");
+ global $invert_time;
+
+ $diff_second = date('Z');
if ($invert_time)
$diff_second = - $diff_second;
if ($diff_second > 0)
- $sign = "+";
+ $sign = '+';
else
- $sign = "-";
+ $sign = '-';
$diff_second = abs($diff_second);
$diff_hour = floor ($diff_second / 3600);
$diff_minute = floor (($diff_second-3600*$diff_hour) / 60);
- $zonename = "(".strftime("%Z").")";
+ $zonename = '('.strftime('%Z').')';
$result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute, $zonename);
return ($result);
}
/* Print all the needed RFC822 headers */
function write822Header ($fp, $t, $c, $b, $subject, $more_headers) {
global $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT;
- global $data_dir, $username, $domain, $version, $useSendmail;
+ global $data_dir, $username, $popuser, $domain, $version, $useSendmail;
global $default_charset, $HTTP_VIA, $HTTP_X_FORWARDED_FOR;
global $REMOTE_HOST;
// everytime the header is printed.
static $header, $headerlength;
- if ($header == "") {
+ if ($header == '') {
$to = parseAddrs($t);
$cc = parseAddrs($c);
$bcc = parseAddrs($b);
- $reply_to = getPref($data_dir, $username, "reply_to");
- $from = getPref($data_dir, $username, "full_name");
- $from_addr = getPref($data_dir, $username, "email_address");
-
- if ($from_addr == "")
- $from_addr = "$username@$domain";
+ $reply_to = getPref($data_dir, $username, 'reply_to');
+ $from = getPref($data_dir, $username, 'full_name');
+ $from_addr = getPref($data_dir, $username, 'email_address');
+
+ if ($from_addr == '')
+ $from_addr = $popuser.'@'.$domain;
$to_list = getLineOfAddrs($to);
$cc_list = getLineOfAddrs($cc);
$bcc_list = getLineOfAddrs($bcc);
-
+
/* Encoding 8-bit characters and making from line */
$subject = sqStripSlashes(encodeHeader($subject));
- if ($from == "")
+ if ($from == '')
$from = "<$from_addr>";
else
- $from = "\"" . encodeHeader($from) . "\" <$from_addr>";
+ $from = '"' . encodeHeader($from) . "\" <$from_addr>";
/* This creates an RFC 822 date */
$date = date("D, j M Y H:i:s ", mktime()) . timezone();
/* Create a message-id */
- $message_id = "<" . $REMOTE_PORT . "." . $REMOTE_ADDR . ".";
- $message_id .= time() . ".squirrel@" . $SERVER_NAME .">";
+ $message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.';
+ $message_id .= time() . '.squirrel@' . $SERVER_NAME .'>';
/* Make an RFC822 Received: line */
if (isset($REMOTE_HOST))
$received_from = $REMOTE_ADDR;
if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) {
- if ($HTTP_X_FORWARDED_FOR == "")
- $HTTP_X_FORWARDED_FOR = "unknown";
+ if ($HTTP_X_FORWARDED_FOR == '')
+ $HTTP_X_FORWARDED_FOR = 'unknown';
$received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)";
}
$header .= "Cc: $cc_list\r\n"; // Who the CCs are
}
- if ($reply_to != "")
+ if ($reply_to != '')
$header .= "Reply-To: $reply_to\r\n";
if ($useSendmail) {
$header .= "MIME-Version: 1.0\r\n";
if (isMultipart()) {
- $header .= "Content-Type: multipart/mixed; boundary=\"";
+ $header .= 'Content-Type: multipart/mixed; boundary="';
$header .= mimeBoundary();
$header .= "\"\r\n";
} else {
- if ($default_charset != "")
+ if ($default_charset != '')
$header .= "Content-Type: text/plain; charset=$default_charset\r\n";
else
$header .= "Content-Type: text/plain;\r\n";
$attachmentlength = 0;
if (isMultipart()) {
- $body = "--".mimeBoundary()."\r\n";
+ $body = '--'.mimeBoundary()."\r\n";
if ($default_charset != "")
$body .= "Content-Type: text/plain; charset=$default_charset\r\n";
$body .= "Content-Type: text/plain\r\n";
$body .= "Content-Transfer-Encoding: 8bit\r\n\r\n";
- $body .= sqStripSlashes($passedBody) . "\r\n";
+ $body .= sqStripSlashes($passedBody) . "\r\n\r\n";
fputs ($fp, $body);
$attachmentlength = attachFiles($fp);
// Send mail using the sendmail command
function sendSendmail($t, $c, $b, $subject, $body, $more_headers) {
- global $sendmail_path, $username, $domain;
+ global $sendmail_path, $popuser, $username, $domain;
// Build envelope sender address. Make sure it doesn't contain
// spaces or other "weird" chars that would allow a user to
// exploit the shell/pipe it is used in.
- $envelopefrom = "$username@$domain";
- $envelopefrom = ereg_replace("[[:blank:]]","", $envelopefrom);
- $envelopefrom = ereg_replace("[[:space:]]","", $envelopefrom);
- $envelopefrom = ereg_replace("[[:cntrl:]]","", $envelopefrom);
+ $envelopefrom = "$popuser@$domain";
+ $envelopefrom = ereg_replace("[[:blank:]]",'', $envelopefrom);
+ $envelopefrom = ereg_replace("[[:space:]]",'', $envelopefrom);
+ $envelopefrom = ereg_replace("[[:cntrl:]]",'', $envelopefrom);
// open pipe to sendmail
- $fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), "w");
+ $fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), 'w');
$headerlength = write822Header ($fp, $t, $c, $b, $subject, $more_headers);
$bodylength = writeBody($fp, $body);
$read = fgets($smtpConnection, 1024);
$counter = 0;
while ($read) {
- echo $read . "<BR>";
+ echo $read . '<BR>';
$data[$counter] = $read;
$read = fgets($smtpConnection, 1024);
$counter++;
}
function sendSMTP($t, $c, $b, $subject, $body, $more_headers) {
- global $username, $domain, $version, $smtpServerAddress, $smtpPort,
+ global $username, $popuser, $domain, $version, $smtpServerAddress, $smtpPort,
$data_dir, $color;
$to = parseAddrs($t);
$cc = parseAddrs($c);
$bcc = parseAddrs($b);
- $from_addr = getPref($data_dir, $username, "email_address");
-
-
- /*
- * A patch from Bill Thousand <billyt@claritytech.com>
- *
- * "I don't know if anyone else needs this or not, but it totally makes squirrelmail usable for us.
- * This quick patch checks the username and from address for the domain information. We use
- * a virtual domain patch for our imap server that allows multiple domains by using username@domain.com
- * as the login username."
- */
- if ($from_addr == "") {
- if (strstr($username, "@")) {
- $from_addr = $username;
- $address_pieces = explode("@",$username);
- $domain = $address_pieces[1];
- } else {
- $from_addr = "$username@$domain";
- }
- } else {
- // If the From Address is specified, use the domain in the from
- // address if it's there.
- if (strstr($from_addr, "@")) {
- $address_pieces = explode("@", $from_addr);
- $domain = $address_pieces[1];
- }
- }
- /*
- * End patch from Bill Thousand
- */
+ $from_addr = getPref($data_dir, $username, 'email_address');
+ if (!$from_addr)
+ $from_addr = "$popuser@$domain";
$smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString);
if (!$smtpConnection) {
- echo "Error connecting to SMTP Server.<br>";
+ echo 'Error connecting to SMTP Server.<br>';
echo "$errorNumber : $errorString<br>";
exit;
}
global $page_header_php;
global $color;
if (!isset($page_header_php)) {
- include "../functions/page_header.php";
+ include '../functions/page_header.php';
}
// Read new lines on a multiline response
$err_num = substr($line, 0, strpos($line, " "));
switch ($err_num) {
- case 500: $message = "Syntax error; command not recognized";
+ case 500: $message = 'Syntax error; command not recognized';
$status = 0;
break;
- case 501: $message = "Syntax error in parameters or arguments";
+ case 501: $message = 'Syntax error in parameters or arguments';
$status = 0;
break;
- case 502: $message = "Command not implemented";
+ case 502: $message = 'Command not implemented';
$status = 0;
break;
- case 503: $message = "Bad sequence of commands";
+ case 503: $message = 'Bad sequence of commands';
$status = 0;
break;
- case 504: $message = "Command parameter not implemented";
+ case 504: $message = 'Command parameter not implemented';
$status = 0;
break;
- case 211: $message = "System status, or system help reply";
+ case 211: $message = 'System status, or system help reply';
$status = 5;
break;
- case 214: $message = "Help message";
+ case 214: $message = 'Help message';
$status = 5;
break;
- case 220: $message = "Service ready";
+ case 220: $message = 'Service ready';
$status = 5;
break;
- case 221: $message = "Service closing transmission channel";
+ case 221: $message = 'Service closing transmission channel';
$status = 5;
break;
- case 421: $message = "Service not available, closing chanel";
+ case 421: $message = 'Service not available, closing chanel';
$status = 0;
break;
- case 250: $message = "Requested mail action okay, completed";
+ case 250: $message = 'Requested mail action okay, completed';
$status = 5;
break;
- case 251: $message = "User not local; will forward";
+ case 251: $message = 'User not local; will forward';
$status = 5;
break;
- case 450: $message = "Requested mail action not taken: mailbox unavailable";
+ case 450: $message = 'Requested mail action not taken: mailbox unavailable';
$status = 0;
break;
- case 550: $message = "Requested action not taken: mailbox unavailable";
+ case 550: $message = 'Requested action not taken: mailbox unavailable';
$status = 0;
break;
- case 451: $message = "Requested action aborted: error in processing";
+ case 451: $message = 'Requested action aborted: error in processing';
$status = 0;
break;
- case 551: $message = "User not local; please try forwarding";
+ case 551: $message = 'User not local; please try forwarding';
$status = 0;
break;
- case 452: $message = "Requested action not taken: insufficient system storage";
+ case 452: $message = 'Requested action not taken: insufficient system storage';
$status = 0;
break;
- case 552: $message = "Requested mail action aborted: exceeding storage allocation";
+ case 552: $message = 'Requested mail action aborted: exceeding storage allocation';
$status = 0;
break;
- case 553: $message = "Requested action not taken: mailbox name not allowed";
+ case 553: $message = 'Requested action not taken: mailbox name not allowed';
$status = 0;
break;
- case 354: $message = "Start mail input; end with .";
+ case 354: $message = 'Start mail input; end with .';
$status = 5;
break;
- case 554: $message = "Transaction failed";
+ case 554: $message = 'Transaction failed';
$status = 0;
break;
- default: $message = "Unknown response: ". nl2br(htmlspecialchars($lines));
+ default: $message = 'Unknown response: '. nl2br(htmlspecialchars($lines));
$status = 0;
- $error_num = "001";
+ $error_num = '001';
break;
}
if ($status == 0) {
- displayPageHeader($color, "None");
- echo "<TT>";
+ displayPageHeader($color, 'None');
+ echo '<TT>';
echo "<br><b><font color=\"$color[1]\">ERROR</font></b><br><br>";
echo " <B>Error Number: </B>$err_num<BR>";
echo " <B>Reason: </B>$message<BR>";
$lines = nl2br(htmlspecialchars($lines));
echo "<B>Server Response: </B>$lines<BR>";
- echo "<BR>MAIL NOT SENT";
- echo "</TT></BODY></HTML>";
+ echo '<BR>MAIL NOT SENT';
+ echo '</TT></BODY></HTML>';
exit;
}
return $err_num;
if ($reply_id) {
sqimap_mailbox_select ($imap_stream, $mailbox);
- sqimap_messages_flag ($imap_stream, $reply_id, $reply_id, "Answered");
+ sqimap_messages_flag ($imap_stream, $reply_id, $reply_id, 'Answered');
// Insert In-Reply-To and References headers if the
// message-id of the message we reply to is set (longer than "<>")
// with the message ID appended, but it can be only the message ID too.
$hdr = sqimap_get_small_header ($imap_stream, $reply_id, false);
if(strlen($hdr->message_id) > 2) {
- $more_headers["In-Reply-To"] = $hdr->message_id;
- $more_headers["References"] = $hdr->message_id;
+ $more_headers['In-Reply-To'] = $hdr->message_id;
+ $more_headers['References'] = $hdr->message_id;
}
- sqimap_mailbox_close($imap_stream);
}
+
+ // In order to remove the problem of users not able to create
+ // messages with "." on a blank line, RFC821 has made provision
+ // in section 4.5.2 (Transparency).
+ $body = ereg_replace("\n\.", "\n\.\.", $body);
+ $body = ereg_replace("^\.", "\.\.", $body);
+
+ // this is to catch all plain \n instances and
+ // replace them with \r\n.
+ $body = ereg_replace("\r\n", "\n", $body);
+ $body = ereg_replace("\n", "\r\n", $body);
- if ($useSendmail==true) {
+ if ($useSendmail) {
$length = sendSendmail($t, $c, $b, $subject, $body, $more_headers);
} else {
$length = sendSMTP($t, $c, $b, $subject, $body, $more_headers);
if (sqimap_mailbox_exists ($imap_stream, $sent_folder)) {
sqimap_append ($imap_stream, $sent_folder, $length);
write822Header ($imap_stream, $t, $c, $b, $subject, $more_headers);
- writeBody ($imap_stream, $body);
+ writeBody ($imap_stream, $body);
sqimap_append_done ($imap_stream);
- }
- sqimap_logout($imap_stream);
+ }
+ sqimap_logout($imap_stream);
// Delete the files uploaded for attaching (if any).
deleteAttachments();
}
-
+
?>