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1 | <? |
2 | /** smtp.php |
3 | ** |
4 | ** This contains all the functions needed to send messages through |
36fa79c8 |
5 | ** an smtp server or sendmail. |
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6 | **/ |
7 | |
d068c0ec |
8 | $smtp_php = true; |
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9 | |
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10 | // Returns true only if this message is multipart |
11 | function isMultipart () { |
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12 | global $attachments; |
13 | |
14 | if (count($attachments)>0) |
15 | return true; |
16 | else |
17 | return false; |
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18 | } |
19 | |
20 | // Attach the files that are due to be attached |
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21 | function attachFiles ($fp) { |
c3c37167 |
22 | global $attachments, $attachment_dir; |
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23 | |
24 | while (list($localname, $remotename) = each($attachments)) { |
05c8cad9 |
25 | // This is to make sure noone is giving a filename in another |
26 | // directory |
27 | $localname = ereg_replace ("\\/", "", $localname); |
28 | |
c3c37167 |
29 | $fileinfo = fopen ($attachment_dir.$localname.".info", "r"); |
4ba45d11 |
30 | $filetype = fgets ($fileinfo, 8192); |
31 | fclose ($fileinfo); |
32 | $filetype = trim ($filetype); |
33 | if ($filetype=="") |
34 | $filetype = "application/octet-stream"; |
35 | |
3379d740 |
36 | fputs ($fp, "--".mimeBoundary()."\r\n"); |
4ba45d11 |
37 | fputs ($fp, "Content-Type: $filetype\n"); |
3379d740 |
38 | fputs ($fp, "Content-Disposition: attachment; filename=\"$remotename\"\r\n"); |
39 | fputs ($fp, "Content-Transfer-Encoding: base64\r\n\r\n"); |
4ba45d11 |
40 | |
c3c37167 |
41 | $file = fopen ($attachment_dir.$localname, "r"); |
4ba45d11 |
42 | while ($tmp = fread($file, 57)) |
43 | fputs ($fp, chunk_split(base64_encode($tmp))); |
44 | fclose ($file); |
45 | |
c3c37167 |
46 | unlink ($attachment_dir.$localname); |
47 | unlink ($attachment_dir.$localname.".info"); |
4ba45d11 |
48 | } |
df15de21 |
49 | } |
50 | |
51 | // Return a nice MIME-boundary |
52 | function mimeBoundary () { |
53 | global $mimeBoundaryString, $version, $REMOTE_ADDR, $SERVER_NAME, |
54 | $REMOTE_PORT; |
55 | |
56 | if ($mimeBoundaryString == "") { |
57 | $temp = "SquirrelMail".$version.$REMOTE_ADDR.$SERVER_NAME. |
58 | $REMOTE_PORT; |
4ba45d11 |
59 | $mimeBoundaryString = "=-_+".substr(md5($temp),1,20); |
465db5d7 |
60 | } |
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61 | |
62 | return $mimeBoundaryString; |
465db5d7 |
63 | } |
64 | |
24397423 |
65 | /* Time offset for correct timezone */ |
66 | function timezone () { |
67 | $diff_second = date("Z"); |
68 | if ($diff_second > 0) |
69 | $sign = "+"; |
70 | else |
71 | $sign = "-"; |
72 | |
73 | $diff_second = abs($diff_second); |
74 | |
75 | $diff_hour = floor ($diff_second / 3600); |
76 | $diff_minute = floor (($diff_second-3600*$diff_hour) / 60); |
77 | |
78 | $zonename = "(".strftime("%Z").")"; |
79 | $result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute, $zonename); |
80 | return ($result); |
81 | } |
82 | |
df15de21 |
83 | /* Print all the needed RFC822 headers */ |
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84 | function write822Header ($fp, $t, $c, $b, $subject) { |
85 | global $REMOTE_ADDR, $SERVER_NAME; |
df15de21 |
86 | global $data_dir, $username, $domain, $version, $useSendmail; |
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87 | |
465db5d7 |
88 | $to = parseAddrs($t); |
89 | $cc = parseAddrs($c); |
90 | $bcc = parseAddrs($b); |
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91 | $reply_to = getPref($data_dir, $username, "reply_to"); |
92 | $from = getPref($data_dir, $username, "full_name"); |
356d7825 |
93 | $from_addr = getPref($data_dir, $username, "email_address"); |
94 | |
95 | if ($from_addr == "") |
96 | $from_addr = "$username@$domain"; |
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97 | |
98 | $to_list = getLineOfAddrs($to); |
99 | $cc_list = getLineOfAddrs($cc); |
100 | $bcc_list = getLineOfAddrs($bcc); |
101 | |
102 | if ($from == "") |
103 | $from = "<$from_addr>"; |
104 | else |
105 | $from = $from . " <$from_addr>"; |
106 | |
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107 | /* This creates an RFC 822 date showing GMT */ |
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108 | $date = date("D, j M Y H:i:s ", mktime()) . timezone(); |
c99c5b31 |
109 | |
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110 | /* Make an RFC822 Received: line */ |
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111 | fputs ($fp, "Received: from $REMOTE_ADDR by $SERVER_NAME with HTTP; "); |
112 | fputs ($fp, "$date\n"); |
113 | |
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114 | /* The rest of the header */ |
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115 | fputs ($fp, "Date: $date\r\n"); |
116 | fputs ($fp, "Subject: $subject\r\n"); // Subject |
117 | fputs ($fp, "From: $from\r\n"); // Subject |
118 | fputs ($fp, "To: $to_list\r\n"); // Who it's TO |
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119 | |
120 | if ($cc_list) { |
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121 | fputs($fp, "Cc: $cc_list\r\n"); // Who the CCs are |
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122 | } |
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123 | |
124 | if ($reply_to != "") |
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125 | fputs($fp, "Reply-To: $reply_to\r\n"); |
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126 | |
127 | if ($useSendmail) { |
128 | if ($bcc_list) { |
129 | // BCCs is removed from header by sendmail |
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130 | fputs($fp, "Bcc: $bcc_list\r\n"); |
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131 | } |
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132 | } |
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133 | |
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134 | fputs($fp, "X-Mailer: SquirrelMail (version $version)\r\n"); // Identify SquirrelMail |
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135 | |
136 | // Do the MIME-stuff |
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137 | fputs($fp, "MIME-Version: 1.0\n"); |
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138 | |
139 | if (isMultipart()) { |
140 | fputs ($fp, "Content-Type: multipart/mixed; boundary=\""); |
141 | fputs ($fp, mimeBoundary()); |
3379d740 |
142 | fputs ($fp, "\"\r\n"); |
df15de21 |
143 | } else { |
3379d740 |
144 | fputs($fp, "Content-Type: text/plain; charset=ISO-8859-1\r\n"); |
145 | fputs($fp, "Content-Transfer-Encoding: 8bit\r\n"); |
df15de21 |
146 | } |
3379d740 |
147 | fputs ($fp, "\r\n"); |
df15de21 |
148 | } |
149 | |
150 | // Send the body |
151 | function writeBody ($fp, $body) { |
152 | if (isMultipart()) { |
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153 | fputs ($fp, "--".mimeBoundary()."\r\n"); |
154 | fputs ($fp, "Content-Type: text/plain; charset=ISO-8859-1\r\n"); |
155 | fputs ($fp, "Content-Transfer-Encoding: 8bit\r\n\r\n"); |
156 | fputs ($fp, stripslashes($body) . "\r\n"); |
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157 | attachFiles($fp); |
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158 | fputs ($fp, "\r\n--".mimeBoundary()."--\r\n"); |
df15de21 |
159 | } else { |
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160 | fputs ($fp, stripslashes($body) . "\r\n"); |
df15de21 |
161 | } |
3379d740 |
162 | fputs ($fp, "\r\n"); |
c99c5b31 |
163 | } |
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164 | |
c99c5b31 |
165 | // Send mail using the sendmail command |
166 | function sendSendmail($t, $c, $b, $subject, $body) { |
167 | global $sendmail_path, $username, $domain; |
168 | |
169 | // open pipe to sendmail |
33244b71 |
170 | $fp = popen (escapeshellcmd("$sendmail_path -odb -oi -t -f$username@$domain"), "w"); |
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171 | |
172 | write822Header ($fp, $t, $c, $b, $subject); |
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173 | writeBody($fp, $body); |
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174 | |
175 | pclose($fp); |
176 | } |
177 | |
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178 | function smtpReadData($smtpConnection) { |
179 | $read = fgets($smtpConnection, 1024); |
180 | $counter = 0; |
181 | while ($read) { |
182 | echo $read . "<BR>"; |
183 | $data[$counter] = $read; |
184 | $read = fgets($smtpConnection, 1024); |
185 | $counter++; |
186 | } |
187 | } |
188 | |
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189 | function sendSMTP($t, $c, $b, $subject, $body) { |
356d7825 |
190 | global $username, $domain, $version, $smtpServerAddress, $smtpPort, |
191 | $data_dir; |
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192 | |
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193 | $to = parseAddrs($t); |
194 | $cc = parseAddrs($c); |
195 | $bcc = parseAddrs($b); |
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196 | $from_addr = getPref($data_dir, $username, "email_address"); |
197 | |
198 | if ($from_addr == "") |
199 | $from_addr = "$username@$domain"; |
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200 | |
c175e2e4 |
201 | $smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString); |
b8ea4ed6 |
202 | if (!$smtpConnection) { |
203 | echo "Error connecting to SMTP Server.<br>"; |
204 | echo "$errorNumber : $errorString<br>"; |
205 | exit; |
206 | } |
d3cdb279 |
207 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
208 | errorCheck($tmp); |
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209 | |
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210 | $to_list = getLineOfAddrs($to); |
211 | $cc_list = getLineOfAddrs($cc); |
212 | |
213 | /** Lets introduce ourselves */ |
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214 | fputs($smtpConnection, "HELO $domain\r\n"); |
d3cdb279 |
215 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
216 | errorCheck($tmp); |
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217 | |
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218 | /** Ok, who is sending the message? */ |
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219 | fputs($smtpConnection, "MAIL FROM:<$from_addr>\r\n"); |
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220 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
221 | errorCheck($tmp); |
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222 | |
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223 | /** send who the recipients are */ |
224 | for ($i = 0; $i < count($to); $i++) { |
3379d740 |
225 | fputs($smtpConnection, "RCPT TO:<$to[$i]>\r\n"); |
d3cdb279 |
226 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
227 | errorCheck($tmp); |
40ee9452 |
228 | } |
229 | for ($i = 0; $i < count($cc); $i++) { |
3379d740 |
230 | fputs($smtpConnection, "RCPT TO:<$cc[$i]>\r\n"); |
d3cdb279 |
231 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
232 | errorCheck($tmp); |
40ee9452 |
233 | } |
234 | for ($i = 0; $i < count($bcc); $i++) { |
3379d740 |
235 | fputs($smtpConnection, "RCPT TO:<$bcc[$i]>\r\n"); |
d3cdb279 |
236 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
237 | errorCheck($tmp); |
40ee9452 |
238 | } |
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239 | |
40ee9452 |
240 | /** Lets start sending the actual message */ |
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241 | fputs($smtpConnection, "DATA\r\n"); |
d3cdb279 |
242 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
243 | errorCheck($tmp); |
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244 | |
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245 | write822Header ($smtpConnection, $t, $c, $b, $subject); |
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246 | |
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247 | writeBody($smtpConnection, $body); // send the body of the message |
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248 | |
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249 | fputs($smtpConnection, ".\r\n"); // end the DATA part |
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250 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
251 | $num = errorCheck($tmp); |
252 | if ($num != 250) { |
253 | echo "<HTML><BODY BGCOLOR=FFFFFF>ERROR<BR>Message not sent!<BR>Reason given: $tmp<BR></BODY></HTML>"; |
254 | } |
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255 | |
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256 | fputs($smtpConnection, "QUIT\r\n"); // log off |
78509c54 |
257 | |
258 | fclose($smtpConnection); |
b8ea4ed6 |
259 | } |
3021b626 |
260 | |
261 | |
262 | function errorCheck($line) { |
263 | // Status: 0 = fatal |
264 | // 5 = ok |
265 | |
266 | $err_num = substr($line, 0, strpos($line, " ")); |
267 | switch ($err_num) { |
268 | case 500: $message = "Syntax error; command not recognized"; |
269 | $status = 0; |
270 | break; |
271 | case 501: $message = "Syntax error in parameters or arguments"; |
272 | $status = 0; |
273 | break; |
274 | case 502: $message = "Command not implemented"; |
275 | $status = 0; |
276 | break; |
277 | case 503: $message = "Bad sequence of commands"; |
278 | $status = 0; |
279 | break; |
280 | case 504: $message = "Command parameter not implemented"; |
281 | $status = 0; |
282 | break; |
283 | |
284 | |
285 | case 211: $message = "System status, or system help reply"; |
286 | $status = 5; |
287 | break; |
288 | case 214: $message = "Help message"; |
289 | $status = 5; |
290 | break; |
291 | |
292 | |
293 | case 220: $message = "Service ready"; |
294 | $status = 5; |
295 | break; |
296 | case 221: $message = "Service closing transmission channel"; |
297 | $status = 5; |
298 | break; |
299 | case 421: $message = "Service not available, closing chanel"; |
300 | $status = 0; |
301 | break; |
302 | |
303 | |
304 | case 250: $message = "Requested mail action okay, completed"; |
305 | $status = 5; |
306 | break; |
307 | case 251: $message = "User not local; will forward"; |
308 | $status = 5; |
309 | break; |
310 | case 450: $message = "Requested mail action not taken: mailbox unavailable"; |
311 | $status = 0; |
312 | break; |
313 | case 550: $message = "Requested action not taken: mailbox unavailable"; |
314 | $status = 0; |
315 | break; |
316 | case 451: $message = "Requested action aborted: error in processing"; |
317 | $status = 0; |
318 | break; |
319 | case 551: $message = "User not local; please try forwarding"; |
320 | $status = 0; |
321 | break; |
322 | case 452: $message = "Requested action not taken: insufficient system storage"; |
323 | $status = 0; |
324 | break; |
325 | case 552: $message = "Requested mail action aborted: exceeding storage allocation"; |
326 | $status = 0; |
327 | break; |
328 | case 553: $message = "Requested action not taken: mailbox name not allowed"; |
329 | $status = 0; |
330 | break; |
331 | case 354: $message = "Start mail input; end with ."; |
332 | $status = 5; |
333 | break; |
334 | case 554: $message = "Transaction failed"; |
335 | $status = 0; |
336 | break; |
337 | default: $message = "Unknown response: $line"; |
338 | $status = 0; |
339 | $error_num = "001"; |
340 | break; |
341 | } |
342 | |
343 | if ($status == 0) { |
344 | echo "<HTML><BODY BGCOLOR=FFFFFF>"; |
345 | echo "<TT>"; |
346 | echo "<BR><B>ERROR</B><BR><BR>"; |
347 | echo " <B>Error Number: </B>$err_num<BR>"; |
348 | echo " <B>Reason: </B>$message<BR>"; |
349 | echo "<B>Server Response: </B>$line<BR>"; |
350 | echo "<BR>MAIL NOT SENT"; |
351 | echo "</TT></BODY></HTML>"; |
352 | exit; |
353 | } |
354 | return $err_num; |
355 | } |
df15de21 |
356 | |
357 | function sendMessage($t, $c, $b, $subject, $body) { |
358 | global $useSendmail; |
d17b1a71 |
359 | global $data_dir, $username, $domain, $key, $version, $sent_folder, $imapServerAddress; |
360 | /* |
df15de21 |
361 | if ($useSendmail==true) { |
362 | sendSendmail($t, $c, $b, $subject, $body); |
363 | } else { |
364 | sendSMTP($t, $c, $b, $subject, $body); |
365 | } |
d17b1a71 |
366 | */ |
367 | $imap_stream = sqimap_login($username, $key, $imapServerAddress, 1); |
368 | sqimap_append ($imap_stream, $sent_folder, $body, $t, $c, $b, $subject, $data_dir, $username, $domain, $version); |
df15de21 |
369 | } |
370 | |
465db5d7 |
371 | ?> |