b8ea4ed6 |
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 | |
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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) { |
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22 | global $attachments, $attachment_dir; |
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23 | |
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24 | $length = 0; |
25 | |
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26 | while (list($localname, $remotename) = each($attachments)) { |
05c8cad9 |
27 | // This is to make sure noone is giving a filename in another |
28 | // directory |
29 | $localname = ereg_replace ("\\/", "", $localname); |
30 | |
c3c37167 |
31 | $fileinfo = fopen ($attachment_dir.$localname.".info", "r"); |
4ba45d11 |
32 | $filetype = fgets ($fileinfo, 8192); |
33 | fclose ($fileinfo); |
34 | $filetype = trim ($filetype); |
35 | if ($filetype=="") |
36 | $filetype = "application/octet-stream"; |
37 | |
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38 | $header = "--".mimeBoundary()."\r\n"; |
39 | $header .= "Content-Type: $filetype\n"; |
40 | $header .= "Content-Disposition: attachment; filename=\"$remotename\"\r\n"; |
41 | $header .= "Content-Transfer-Encoding: base64\r\n\r\n"; |
42 | fputs ($fp, $header); |
43 | $length += strlen($header); |
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44 | |
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45 | $file = fopen ($attachment_dir.$localname, "r"); |
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46 | while ($tmp = fread($file, 570)) { |
47 | $encoded = chunk_split(base64_encode($tmp)); |
48 | $length += strlen($encoded); |
49 | fputs ($fp, $encoded); |
50 | } |
4ba45d11 |
51 | fclose ($file); |
52 | |
c3c37167 |
53 | unlink ($attachment_dir.$localname); |
54 | unlink ($attachment_dir.$localname.".info"); |
4ba45d11 |
55 | } |
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56 | |
57 | return $length; |
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58 | } |
59 | |
60 | // Return a nice MIME-boundary |
61 | function mimeBoundary () { |
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62 | global $version, $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT; |
63 | |
64 | static $mimeBoundaryString; |
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65 | |
66 | if ($mimeBoundaryString == "") { |
67 | $temp = "SquirrelMail".$version.$REMOTE_ADDR.$SERVER_NAME. |
68 | $REMOTE_PORT; |
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69 | $mimeBoundaryString = "=-_+".substr(md5($temp),1,20); |
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70 | } |
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71 | |
72 | return $mimeBoundaryString; |
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73 | } |
74 | |
24397423 |
75 | /* Time offset for correct timezone */ |
76 | function timezone () { |
77 | $diff_second = date("Z"); |
78 | if ($diff_second > 0) |
79 | $sign = "+"; |
80 | else |
81 | $sign = "-"; |
82 | |
83 | $diff_second = abs($diff_second); |
84 | |
85 | $diff_hour = floor ($diff_second / 3600); |
86 | $diff_minute = floor (($diff_second-3600*$diff_hour) / 60); |
87 | |
88 | $zonename = "(".strftime("%Z").")"; |
89 | $result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute, $zonename); |
90 | return ($result); |
91 | } |
92 | |
df15de21 |
93 | /* Print all the needed RFC822 headers */ |
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94 | function write822Header ($fp, $t, $c, $b, $subject) { |
95 | global $REMOTE_ADDR, $SERVER_NAME; |
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96 | global $data_dir, $username, $domain, $version, $useSendmail; |
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97 | |
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98 | // Storing the header to make sure the header is the same |
99 | // everytime the header is printed. |
100 | static $header, $headerlength; |
101 | |
102 | if ($header == "") { |
103 | $to = parseAddrs($t); |
104 | $cc = parseAddrs($c); |
105 | $bcc = parseAddrs($b); |
106 | $reply_to = getPref($data_dir, $username, "reply_to"); |
107 | $from = getPref($data_dir, $username, "full_name"); |
108 | $from_addr = getPref($data_dir, $username, "email_address"); |
109 | |
110 | if ($from_addr == "") |
111 | $from_addr = "$username@$domain"; |
112 | |
113 | $to_list = getLineOfAddrs($to); |
114 | $cc_list = getLineOfAddrs($cc); |
115 | $bcc_list = getLineOfAddrs($bcc); |
116 | |
117 | if ($from == "") |
118 | $from = "<$from_addr>"; |
119 | else |
120 | $from = $from . " <$from_addr>"; |
121 | |
122 | /* This creates an RFC 822 date showing GMT */ |
123 | $date = date("D, j M Y H:i:s ", mktime()) . timezone(); |
124 | |
125 | /* Make an RFC822 Received: line */ |
126 | $header = "Received: from $REMOTE_ADDR by $SERVER_NAME with HTTP; "; |
127 | $header .= "$date\n"; |
128 | |
129 | /* The rest of the header */ |
130 | $header .= "Date: $date\r\n"; |
131 | $header .= "Subject: $subject\r\n"; |
132 | $header .= "From: $from\r\n"; |
133 | $header .= "To: $to_list \r\n"; // Who it's TO |
134 | |
135 | if ($cc_list) { |
136 | $header .= "Cc: $cc_list\r\n"; // Who the CCs are |
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137 | } |
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138 | |
139 | if ($reply_to != "") |
140 | $header .= "Reply-To: $reply_to\r\n"; |
141 | |
142 | if ($useSendmail) { |
143 | if ($bcc_list) { |
144 | // BCCs is removed from header by sendmail |
145 | $header .= "Bcc: $bcc_list\r\n"; |
146 | } |
147 | } |
148 | |
149 | $header .= "X-Mailer: SquirrelMail (version $version)\r\n"; // Identify SquirrelMail |
150 | |
151 | // Do the MIME-stuff |
152 | $header .= "MIME-Version: 1.0\n"; |
153 | |
154 | if (isMultipart()) { |
155 | $header .= "Content-Type: multipart/mixed; boundary=\""; |
156 | $header .= mimeBoundary(); |
157 | $header .= "\"\r\n"; |
158 | } else { |
159 | $header .= "Content-Type: text/plain; charset=ISO-8859-1\r\n"; |
160 | $header .= "Content-Transfer-Encoding: 8bit\r\n"; |
161 | } |
162 | $header .= "\r\n"; // One blank line to separate header and body |
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163 | |
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164 | $headerlength = strlen($header); |
165 | } |
166 | |
167 | // Write the header |
168 | fputs ($fp, $header); |
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169 | |
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170 | return $headerlength; |
171 | } |
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172 | |
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173 | // Send the body |
174 | function writeBody ($fp, $passedBody) { |
175 | $attachmentlength = 0; |
176 | |
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177 | if (isMultipart()) { |
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178 | $body = "--".mimeBoundary()."\r\n"; |
179 | $body .= "Content-Type: text/plain; charset=iso-8859-1\r\n"; |
180 | $body .= "Content-Transfer-Encoding: 8bit\r\n\r\n"; |
181 | $body .= stripslashes($passedBody) . "\r\n"; |
182 | fputs ($fp, $body); |
183 | |
184 | $attachmentlenght = attachFiles($fp); |
185 | |
186 | $postbody .= "\r\n--".mimeBoundary()."--\r\n\r\n"; |
187 | fputs ($fp, $postbody); |
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188 | } else { |
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189 | $body = stripslashes($passedBody) . "\r\n"; |
190 | fputs ($fp, $body); |
191 | $postbody = "\r\n"; |
192 | fputs ($fp, $postbody); |
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193 | } |
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194 | |
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195 | return (strlen($body) + strlen($postbody) + $attachmentlength); |
c99c5b31 |
196 | } |
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197 | |
c99c5b31 |
198 | // Send mail using the sendmail command |
199 | function sendSendmail($t, $c, $b, $subject, $body) { |
200 | global $sendmail_path, $username, $domain; |
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201 | |
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202 | // open pipe to sendmail |
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203 | $fp = popen (escapeshellcmd("$sendmail_path -t -f$username@$domain"), "w"); |
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204 | |
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205 | $headerlength = write822Header ($fp, $t, $c, $b, $subject); |
206 | $bodylength = writeBody($fp, $body); |
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207 | |
208 | pclose($fp); |
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209 | |
210 | return ($headerlength + $bodylenght); |
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211 | } |
212 | |
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213 | function smtpReadData($smtpConnection) { |
214 | $read = fgets($smtpConnection, 1024); |
215 | $counter = 0; |
216 | while ($read) { |
217 | echo $read . "<BR>"; |
218 | $data[$counter] = $read; |
219 | $read = fgets($smtpConnection, 1024); |
220 | $counter++; |
221 | } |
222 | } |
223 | |
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224 | function sendSMTP($t, $c, $b, $subject, $body) { |
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225 | global $username, $domain, $version, $smtpServerAddress, $smtpPort, |
226 | $data_dir; |
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227 | |
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228 | $to = parseAddrs($t); |
229 | $cc = parseAddrs($c); |
230 | $bcc = parseAddrs($b); |
356d7825 |
231 | $from_addr = getPref($data_dir, $username, "email_address"); |
232 | |
233 | if ($from_addr == "") |
234 | $from_addr = "$username@$domain"; |
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235 | |
c175e2e4 |
236 | $smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString); |
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237 | if (!$smtpConnection) { |
238 | echo "Error connecting to SMTP Server.<br>"; |
239 | echo "$errorNumber : $errorString<br>"; |
240 | exit; |
241 | } |
d3cdb279 |
242 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
243 | errorCheck($tmp); |
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244 | |
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245 | $to_list = getLineOfAddrs($to); |
246 | $cc_list = getLineOfAddrs($cc); |
247 | |
248 | /** Lets introduce ourselves */ |
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249 | fputs($smtpConnection, "HELO $domain\r\n"); |
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250 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
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251 | errorCheck($tmp); |
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252 | |
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253 | /** Ok, who is sending the message? */ |
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254 | fputs($smtpConnection, "MAIL FROM:<$from_addr>\r\n"); |
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255 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
256 | errorCheck($tmp); |
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257 | |
40ee9452 |
258 | /** send who the recipients are */ |
259 | for ($i = 0; $i < count($to); $i++) { |
3379d740 |
260 | fputs($smtpConnection, "RCPT TO:<$to[$i]>\r\n"); |
d3cdb279 |
261 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
262 | errorCheck($tmp); |
40ee9452 |
263 | } |
264 | for ($i = 0; $i < count($cc); $i++) { |
3379d740 |
265 | fputs($smtpConnection, "RCPT TO:<$cc[$i]>\r\n"); |
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266 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
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267 | errorCheck($tmp); |
40ee9452 |
268 | } |
269 | for ($i = 0; $i < count($bcc); $i++) { |
3379d740 |
270 | fputs($smtpConnection, "RCPT TO:<$bcc[$i]>\r\n"); |
d3cdb279 |
271 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
272 | errorCheck($tmp); |
40ee9452 |
273 | } |
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274 | |
40ee9452 |
275 | /** Lets start sending the actual message */ |
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276 | fputs($smtpConnection, "DATA\r\n"); |
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277 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
278 | errorCheck($tmp); |
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279 | |
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280 | // Send the message |
281 | $headerlength = write822Header ($smtpConnection, $t, $c, $b, $subject); |
282 | $bodylength = writeBody($smtpConnection, $body); |
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283 | |
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284 | fputs($smtpConnection, ".\r\n"); // end the DATA part |
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285 | $tmp = nl2br(htmlspecialchars(fgets($smtpConnection, 1024))); |
3021b626 |
286 | $num = errorCheck($tmp); |
287 | if ($num != 250) { |
288 | echo "<HTML><BODY BGCOLOR=FFFFFF>ERROR<BR>Message not sent!<BR>Reason given: $tmp<BR></BODY></HTML>"; |
289 | } |
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290 | |
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291 | fputs($smtpConnection, "QUIT\r\n"); // log off |
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292 | |
293 | fclose($smtpConnection); |
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294 | |
295 | return ($headerlength + $bodylength); |
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296 | } |
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297 | |
298 | |
299 | function errorCheck($line) { |
300 | // Status: 0 = fatal |
301 | // 5 = ok |
302 | |
303 | $err_num = substr($line, 0, strpos($line, " ")); |
304 | switch ($err_num) { |
305 | case 500: $message = "Syntax error; command not recognized"; |
306 | $status = 0; |
307 | break; |
308 | case 501: $message = "Syntax error in parameters or arguments"; |
309 | $status = 0; |
310 | break; |
311 | case 502: $message = "Command not implemented"; |
312 | $status = 0; |
313 | break; |
314 | case 503: $message = "Bad sequence of commands"; |
315 | $status = 0; |
316 | break; |
317 | case 504: $message = "Command parameter not implemented"; |
318 | $status = 0; |
319 | break; |
320 | |
321 | |
322 | case 211: $message = "System status, or system help reply"; |
323 | $status = 5; |
324 | break; |
325 | case 214: $message = "Help message"; |
326 | $status = 5; |
327 | break; |
328 | |
329 | |
330 | case 220: $message = "Service ready"; |
331 | $status = 5; |
332 | break; |
333 | case 221: $message = "Service closing transmission channel"; |
334 | $status = 5; |
335 | break; |
336 | case 421: $message = "Service not available, closing chanel"; |
337 | $status = 0; |
338 | break; |
339 | |
340 | |
341 | case 250: $message = "Requested mail action okay, completed"; |
342 | $status = 5; |
343 | break; |
344 | case 251: $message = "User not local; will forward"; |
345 | $status = 5; |
346 | break; |
347 | case 450: $message = "Requested mail action not taken: mailbox unavailable"; |
348 | $status = 0; |
349 | break; |
350 | case 550: $message = "Requested action not taken: mailbox unavailable"; |
351 | $status = 0; |
352 | break; |
353 | case 451: $message = "Requested action aborted: error in processing"; |
354 | $status = 0; |
355 | break; |
356 | case 551: $message = "User not local; please try forwarding"; |
357 | $status = 0; |
358 | break; |
359 | case 452: $message = "Requested action not taken: insufficient system storage"; |
360 | $status = 0; |
361 | break; |
362 | case 552: $message = "Requested mail action aborted: exceeding storage allocation"; |
363 | $status = 0; |
364 | break; |
365 | case 553: $message = "Requested action not taken: mailbox name not allowed"; |
366 | $status = 0; |
367 | break; |
368 | case 354: $message = "Start mail input; end with ."; |
369 | $status = 5; |
370 | break; |
371 | case 554: $message = "Transaction failed"; |
372 | $status = 0; |
373 | break; |
374 | default: $message = "Unknown response: $line"; |
375 | $status = 0; |
376 | $error_num = "001"; |
377 | break; |
378 | } |
379 | |
380 | if ($status == 0) { |
381 | echo "<HTML><BODY BGCOLOR=FFFFFF>"; |
382 | echo "<TT>"; |
383 | echo "<BR><B>ERROR</B><BR><BR>"; |
384 | echo " <B>Error Number: </B>$err_num<BR>"; |
385 | echo " <B>Reason: </B>$message<BR>"; |
386 | echo "<B>Server Response: </B>$line<BR>"; |
387 | echo "<BR>MAIL NOT SENT"; |
388 | echo "</TT></BODY></HTML>"; |
389 | exit; |
390 | } |
391 | return $err_num; |
392 | } |
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393 | |
394 | function sendMessage($t, $c, $b, $subject, $body) { |
395 | global $useSendmail; |
d17b1a71 |
396 | global $data_dir, $username, $domain, $key, $version, $sent_folder, $imapServerAddress; |
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397 | |
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398 | if ($useSendmail==true) { |
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399 | $length = sendSendmail($t, $c, $b, $subject, $body); |
df15de21 |
400 | } else { |
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401 | $length = sendSMTP($t, $c, $b, $subject, $body); |
df15de21 |
402 | } |
d1b8b679 |
403 | |
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404 | // This is a proposed interface to save messages in the sent folder |
405 | // -- gustavf |
406 | // |
407 | // $imap_stream = sqimap_login($username, $key, $imapServerAddress, 1); |
408 | // sqimap_append ($imap_stream, $sent_folder, $length); |
409 | // write822Header ($imap_stream, .....); |
410 | // writeBody ($imap_stream, ....); |
411 | // sqimap_append_done($imap_stream); |
412 | // |
413 | // Or something like that... |
414 | |
415 | //$imap_stream = sqimap_login($username, $key, $imapServerAddress, 1); |
416 | //sqimap_append ($imap_stream, $sent_folder, $body, $t, $c, $b, $subject, $data_dir, $username, $domain, $version); |
df15de21 |
417 | } |
418 | |
465db5d7 |
419 | ?> |