3 * @file src/Protocol/Email.php
5 namespace Friendica\Protocol;
7 use Friendica\Content\Text\HTML;
9 require_once 'include/html2plain.php';
17 * @param string $mailbox The mailbox name
18 * @param string $username The username
19 * @param string $password The password
22 public static function connect($mailbox, $username, $password)
24 if (!function_exists('imap_open')) {
28 $mbox = @imap_open($mailbox, $username, $password);
34 * @param object $mbox mailbox
35 * @param string $email_addr email
38 public static function poll($mbox, $email_addr)
40 if (!$mbox || !$email_addr) {
44 $search1 = @imap_search($mbox, 'FROM "' . $email_addr . '"', SE_UID);
48 logger("Found mails from ".$email_addr, LOGGER_DEBUG);
51 $search2 = @imap_search($mbox, 'TO "' . $email_addr . '"', SE_UID);
55 logger("Found mails to ".$email_addr, LOGGER_DEBUG);
58 $search3 = @imap_search($mbox, 'CC "' . $email_addr . '"', SE_UID);
62 logger("Found mails cc ".$email_addr, LOGGER_DEBUG);
65 $res = array_unique(array_merge($search1, $search2, $search3));
71 * @param array $mailacct mail account
74 public static function constructMailboxName($mailacct)
76 $ret = '{' . $mailacct['server'] . ((intval($mailacct['port'])) ? ':' . $mailacct['port'] : '');
77 $ret .= (($mailacct['ssltype']) ? '/' . $mailacct['ssltype'] . '/novalidate-cert' : '');
78 $ret .= '}' . $mailacct['mailbox'];
83 * @param object $mbox mailbox
84 * @param integer $uid user id
87 public static function messageMeta($mbox, $uid)
89 $ret = (($mbox && $uid) ? @imap_fetch_overview($mbox, $uid, FT_UID) : [[]]); // POSSIBLE CLEANUP --> array(array()) is probably redundant now
90 return (count($ret)) ? $ret : [];
94 * @param object $mbox mailbox
95 * @param integer $uid user id
96 * @param string $reply reply
99 public static function getMessage($mbox, $uid, $reply)
103 $struc = (($mbox && $uid) ? @imap_fetchstructure($mbox, $uid, FT_UID) : null);
109 if (!$struc->parts) {
110 $ret['body'] = self::messageGetPart($mbox, $uid, $struc, 0, 'html');
111 $html = $ret['body'];
113 if (trim($ret['body']) == '') {
114 $ret['body'] = self::messageGetPart($mbox, $uid, $struc, 0, 'plain');
116 $ret['body'] = HTML::toBBCode($ret['body']);
121 foreach ($struc->parts as $ptop => $p) {
122 $x = self::messageGetPart($mbox, $uid, $p, $ptop + 1, 'plain');
127 $x = self::messageGetPart($mbox, $uid, $p, $ptop + 1, 'html');
132 if (trim($html) != '') {
133 $ret['body'] = HTML::toBBCode($html);
135 $ret['body'] = $text;
139 $ret['body'] = self::removeGPG($ret['body']);
140 $msg = self::removeSig($ret['body']);
141 $ret['body'] = $msg['body'];
142 $ret['body'] = self::convertQuote($ret['body'], $reply);
144 if (trim($html) != '') {
145 $ret['body'] = self::removeLinebreak($ret['body']);
148 $ret['body'] = self::unifyAttributionLine($ret['body']);
153 // At the moment - only return plain/text.
154 // Later we'll repackage inline images as data url's and make the HTML safe
156 * @param object $mbox mailbox
157 * @param integer $uid user id
158 * @param object $p parts
159 * @param integer $partno part number
160 * @param string $subtype sub type
163 private static function messageGetPart($mbox, $uid, $p, $partno, $subtype)
165 // $partno = '1', '2', '2.1', '2.1.3', etc for multipart, 0 if simple
166 global $htmlmsg,$plainmsg,$charset,$attachments;
172 ? @imap_fetchbody($mbox, $uid, $partno, FT_UID|FT_PEEK)
173 : @imap_body($mbox, $uid, FT_UID|FT_PEEK);
175 // Any part may be encoded, even plain text messages, so check everything.
176 if ($p->encoding == 4) {
177 $data = quoted_printable_decode($data);
178 } elseif ($p->encoding == 3) {
179 $data = base64_decode($data);
183 // get all parameters, like charset, filenames of attachments, etc.
185 if ($p->parameters) {
186 foreach ($p->parameters as $x) {
187 $params[strtolower($x->attribute)] = $x->value;
191 if (isset($p->dparameters) && $p->dparameters) {
192 foreach ($p->dparameters as $x) {
193 $params[strtolower($x->attribute)] = $x->value;
198 // Any part with a filename is an attachment,
199 // so an attached text file (type 0) is not mistaken as the message.
201 if ((isset($params['filename']) && $params['filename']) || (isset($params['name']) && $params['name'])) {
202 // filename may be given as 'Filename' or 'Name' or both
203 $filename = ($params['filename'])? $params['filename'] : $params['name'];
204 // filename may be encoded, so see imap_mime_header_decode()
205 $attachments[$filename] = $data; // this is a problem if two files have same name
209 if ($p->type == 0 && $data) {
210 // Messages may be split in different parts because of inline attachments,
211 // so append parts together with blank row.
212 if (strtolower($p->subtype)==$subtype) {
213 $data = iconv($params['charset'], 'UTF-8//IGNORE', $data);
214 return (trim($data) ."\n\n");
219 // $htmlmsg .= $data ."<br><br>";
220 $charset = $params['charset']; // assume all parts are same charset
224 // Many bounce notifications embed the original message as type 2,
225 // but AOL uses type 1 (multipart), which is not handled here.
226 // There are no PHP functions to parse embedded messages,
227 // so this just appends the raw source to the main message.
228 // elseif ($p->type==2 && $data) {
229 // $plainmsg .= $data."\n\n";
233 if (isset($p->parts) && $p->parts) {
235 foreach ($p->parts as $partno0 => $p2) {
236 $x .= self::messageGetPart($mbox, $uid, $p2, $partno . '.' . ($partno0+1), $subtype); // 1.2, 1.2.1, etc.
246 * @param string $in_str in string
247 * @param string $charset character set
250 public static function encodeHeader($in_str, $charset)
253 $need_to_convert = false;
255 for ($x = 0; $x < strlen($in_str); $x ++) {
256 if ((ord($in_str[$x]) == 0) || ((ord($in_str[$x]) > 128))) {
257 $need_to_convert = true;
261 if (!$need_to_convert) {
265 if ($out_str && $charset) {
266 // define start delimimter, end delimiter and spacer
268 $start = "=?" . $charset . "?B?";
269 $spacer = $end . "\r\n " . $start;
271 // determine length of encoded text within chunks
272 // and ensure length is even
273 $length = 75 - strlen($start) - strlen($end);
276 [EDIT BY danbrown AT php DOT net: The following
277 is a bugfix provided by (gardan AT gmx DOT de)
278 on 31-MAR-2005 with the following note:
279 "This means: $length should not be even,
280 but divisible by 4. The reason is that in
281 base64-encoding 3 8-bit-chars are represented
282 by 4 6-bit-chars. These 4 chars must not be
283 split between two encoded words, according
286 $length = $length - ($length % 4);
288 // encode the string and split it into chunks
289 // with spacers after each chunk
290 $out_str = base64_encode($out_str);
291 $out_str = chunk_split($out_str, $length, $spacer);
293 // remove trailing spacer and
294 // add start and end delimiters
295 $spacer = preg_quote($spacer, '/');
296 $out_str = preg_replace("/" . $spacer . "$/", "", $out_str);
297 $out_str = $start . $out_str . $end;
303 * Function send is used by NETWORK_EMAIL and NETWORK_EMAIL2 code
304 * (not to notify the user, but to send items to email contacts)
306 * @param string $addr address
307 * @param string $subject subject
308 * @param string $headers headers
309 * @param array $item item
313 * @todo This could be changed to use the Emailer class
315 public static function send($addr, $subject, $headers, $item)
317 //$headers .= 'MIME-Version: 1.0' . "\n";
318 //$headers .= 'Content-Type: text/html; charset=UTF-8' . "\n";
319 //$headers .= 'Content-Type: text/plain; charset=UTF-8' . "\n";
320 //$headers .= 'Content-Transfer-Encoding: 8bit' . "\n\n";
322 $part = uniqid("", true);
324 $html = prepare_body($item);
326 $headers .= "Mime-Version: 1.0\n";
327 $headers .= 'Content-Type: multipart/alternative; boundary="=_'.$part.'"'."\n\n";
329 $body = "\n--=_".$part."\n";
330 $body .= "Content-Transfer-Encoding: 8bit\n";
331 $body .= "Content-Type: text/plain; charset=utf-8; format=flowed\n\n";
333 $body .= html2plain($html)."\n";
335 $body .= "--=_".$part."\n";
336 $body .= "Content-Transfer-Encoding: 8bit\n";
337 $body .= "Content-Type: text/html; charset=utf-8\n\n";
339 $body .= '<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">'.$html."</body></html>\n";
341 $body .= "--=_".$part."--";
343 //$message = '<html><body>' . $html . '</body></html>';
344 //$message = html2plain($html);
345 logger('notifier: email delivery to ' . $addr);
346 mail($addr, $subject, $body, $headers);
350 * @param string $iri string
353 public static function iri2msgid($iri)
355 if (!strpos($iri, "@")) {
356 $msgid = preg_replace("/urn:(\S+):(\S+)\.(\S+):(\d+):(\S+)/i", "urn!$1!$4!$5@$2.$3", $iri);
365 * @param string $msgid msgid
368 public static function msgid2iri($msgid)
370 if (strpos($msgid, "@")) {
371 $iri = preg_replace("/urn!(\S+)!(\d+)!(\S+)@(\S+)\.(\S+)/i", "urn:$1:$4.$5:$2:$3", $msgid);
379 private static function saveReplace($pattern, $replace, $text)
383 $text = preg_replace($pattern, $replace, $text);
391 private static function unifyAttributionLine($message)
393 $quotestr = ['quote', 'spoiler'];
394 foreach ($quotestr as $quote) {
395 $message = self::saveReplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Cc: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
396 $message = self::saveReplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
398 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?) <(.*?)>\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
399 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\sDatum: (.*?)\s.*Von: "([^<"].*?)" <(.*?)>\s.*An: (.*?)\n.*/i', "[".$quote."='$2']\n", $message);
400 $message = self::saveReplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?)\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
402 $message = self::saveReplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?).*:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
403 $message = self::saveReplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
405 $message = self::saveReplace('/Am (.*?), schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
407 $message = self::saveReplace('/Am .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\sschrieb\s(.*?)\s<(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
409 $message = self::saveReplace('/Am (.*?) schrieb (.*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
410 $message = self::saveReplace('/Am (.*?) schrieb <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
411 $message = self::saveReplace('/Am (.*?) schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
412 $message = self::saveReplace('/Am (.*?) schrieb (.*?)\n(.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
414 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
416 $message = self::saveReplace('/On .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\s(.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
418 $message = self::saveReplace('/On (.*?) at (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
419 $message = self::saveReplace('/On (.*?)\n([^<].*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
420 $message = self::saveReplace('/On (.*?), (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
421 $message = self::saveReplace('/On ([^,].*?), (.*?)\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
422 $message = self::saveReplace('/On (.*?), (.*?)\swrote\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
424 // Der loescht manchmal den Body - was eigentlich unmoeglich ist
425 $message = self::saveReplace('/On (.*?),(.*?),(.*?),(.*?), (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$5']\n", $message);
427 $message = self::saveReplace('/Zitat von ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
429 $message = self::saveReplace('/Quoting ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
431 $message = self::saveReplace('/From: "([^<"].*?)" <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
432 $message = self::saveReplace('/From: <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
434 $message = self::saveReplace('/Du \(([^)].*?)\) schreibst:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
436 $message = self::saveReplace('/--- (.*?) <.*?> schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
437 $message = self::saveReplace('/--- (.*?) schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
439 $message = self::saveReplace('/\* (.*?) <(.*?)> hat geschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
441 $message = self::saveReplace('/(.*?) <(.*?)> schrieb (.*?)\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
442 $message = self::saveReplace('/(.*?) <(.*?)> schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
443 $message = self::saveReplace('/(.*?) schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
444 $message = self::saveReplace('/(.*?) \((.*?)\) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
445 $message = self::saveReplace('/(.*?) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
447 $message = self::saveReplace('/(.*?) <(.*?)> writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
448 $message = self::saveReplace('/(.*?) \((.*?)\) writes:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
449 $message = self::saveReplace('/(.*?) writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
451 $message = self::saveReplace('/\* (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
452 $message = self::saveReplace('/(.*?) wrote \(.*?\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
453 $message = self::saveReplace('/(.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
455 $message = self::saveReplace('/([^<].*?) <.*?> hat am (.*?)\sum\s(.*)\sgeschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
457 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
458 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) (.*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
459 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
460 $message = self::saveReplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
462 $message = self::saveReplace('/(.*?) <(.*?)> schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
463 $message = self::saveReplace('/(.*?) \((.*?)\) schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
468 private static function removeGPG($message)
470 $pattern = '/(.*)\s*-----BEGIN PGP SIGNED MESSAGE-----\s*[\r\n].*Hash:.*?[\r\n](.*)'.
471 '[\r\n]\s*-----BEGIN PGP SIGNATURE-----\s*[\r\n].*'.
472 '[\r\n]\s*-----END PGP SIGNATURE-----(.*)/is';
474 preg_match($pattern, $message, $result);
476 $cleaned = trim($result[1].$result[2].$result[3]);
478 $cleaned = str_replace(["\n- --\n", "\n- -"], ["\n-- \n", "\n-"], $cleaned);
480 if ($cleaned == '') {
487 private static function removeSig($message)
489 $sigpos = strrpos($message, "\n-- \n");
490 $quotepos = strrpos($message, "[/quote]");
493 // Especially for web.de who are using that as a separator
494 $message = str_replace("\n___________________________________________________________\n", "\n-- \n", $message);
495 $sigpos = strrpos($message, "\n-- \n");
496 $quotepos = strrpos($message, "[/quote]");
499 // When the signature separator is inside a quote, we don't separate
500 if (($sigpos < $quotepos) && ($sigpos != 0)) {
501 return ['body' => $message, 'sig' => ''];
504 $pattern = '/(.*)[\r\n]-- [\r\n](.*)/is';
506 preg_match($pattern, $message, $result);
508 if (($result[1] != '') && ($result[2] != '')) {
509 $cleaned = trim($result[1])."\n";
510 $sig = trim($result[2]);
516 return ['body' => $cleaned, 'sig' => $sig];
519 private static function removeLinebreak($message)
521 $arrbody = explode("\n", trim($message));
526 foreach ($arrbody as $i => $line) {
529 while ((strlen($currline)>0) && ((substr($currline, 0, 1) == '>')
530 || (substr($currline, 0, 1) == ' '))) {
531 if (substr($currline, 0, 1) == '>') {
535 $currline = ltrim(substr($currline, 1));
539 $nextline = trim($arrbody[$i+1]);
540 while ((strlen($nextline)>0) && ((substr($nextline, 0, 1) == '>')
541 || (substr($nextline, 0, 1) == ' '))) {
542 if (substr($nextline, 0, 1) == '>') {
546 $nextline = ltrim(substr($nextline, 1));
549 $firstword = strpos($nextline.' ', ' ');
551 $specialchars = ((substr(trim($nextline), 0, 1) == '-') ||
552 (substr(trim($nextline), 0, 1) == '=') ||
553 (substr(trim($nextline), 0, 1) == '*') ||
554 (substr(trim($nextline), 0, 1) == '·') ||
555 (substr(trim($nextline), 0, 4) == '[url') ||
556 (substr(trim($nextline), 0, 5) == '[size') ||
557 (substr(trim($nextline), 0, 7) == 'http://') ||
558 (substr(trim($nextline), 0, 8) == 'https://'));
560 if (!$specialchars) {
561 $specialchars = ((substr(rtrim($line), -1) == '-') ||
562 (substr(rtrim($line), -1) == '=') ||
563 (substr(rtrim($line), -1) == '*') ||
564 (substr(rtrim($line), -1) == '·') ||
565 (substr(rtrim($line), -6) == '[/url]') ||
566 (substr(rtrim($line), -7) == '[/size]'));
569 if ($lines[$lineno] != '') {
570 if (substr($lines[$lineno], -1) != ' ') {
571 $lines[$lineno] .= ' ';
574 while ((strlen($line)>0) && ((substr($line, 0, 1) == '>')
575 || (substr($line, 0, 1) == ' '))) {
577 $line = ltrim(substr($line, 1));
581 $lines[$lineno] .= $line;
582 if (((substr($line, -1, 1) != ' '))
583 || ($quotelevel != $currquotelevel)) {
587 return implode("\n", $lines);
590 private static function convertQuote($body, $reply)
593 $arrbody = explode("\n", trim($body));
596 for ($i = 0; $i < count($arrbody); $i++) {
598 $quoteline = $arrbody[$i];
600 while ((strlen($quoteline)>0) and ((substr($quoteline, 0, 1) == '>')
601 || (substr($quoteline, 0, 1) == ' '))) {
602 if (substr($quoteline, 0, 1) == '>')
605 $quoteline = ltrim(substr($quoteline, 1));
608 $arrlevel[$i] = $quotelevel;
609 $arrbody[$i] = $quoteline;
616 for ($i = 0; $i < count($arrbody); $i++) {
617 $previousquote = $quotelevel;
618 $quotelevel = $arrlevel[$i];
619 $currline = $arrbody[$i];
621 while ($previousquote < $quotelevel) {
623 $arrbody[$i] = $quote.$arrbody[$i];
627 while ($previousquote > $quotelevel) {
628 $arrbody[$i] = '[/quote]'.$arrbody[$i];
632 $arrbodyquoted[] = $arrbody[$i];
634 while ($quotelevel > 0) {
635 $arrbodyquoted[] = '[/quote]';
639 $body = implode("\n", $arrbodyquoted);
641 if (strlen($body) > 0) {
642 $body = $body."\n\n";
646 $body = self::removeToFu($body);
652 private static function removeToFu($message)
654 $message = trim($message);
657 $oldmessage = $message;
658 $message = preg_replace('=\[/quote\][\s](.*?)\[quote\]=i', '$1', $message);
659 $message = str_replace("[/quote][quote]", "", $message);
660 } while ($message != $oldmessage);
668 while (($pos = strpos($message, '[quote', $start)) > 0) {
677 while (($pos = strpos($message, '[/quote]', $start)) > 0) {
682 while ($endquotes < $startquotes) {
683 $message .= '[/quote]';
689 while (($pos = strpos($message, '[/quote]', $start)) > 0) {
694 if (strtolower(substr($message, -8)) != '[/quote]')
701 foreach ($quotes as $index => $quote) {
702 $quotelevel += $quote;
704 if (($quotelevel == 0) and ($quotestart == 0))
705 $quotestart = $index;
708 if ($quotestart != 0) {
709 $message = trim(substr($message, 0, $quotestart))."\n[spoiler]".substr($message, $quotestart+7, -8).'[/spoiler]';