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Mail: Removing signatures, gpg, unnecessary line breaks

pull/136/head
Michael Vogel 11 years ago
parent
commit
15916a2cb7
  1. 14
      include/email.php
  2. 225
      include/msgclean.php
  3. 3
      include/poller.php

14
include/email.php

@ -1,5 +1,7 @@
<?php
require_once('include/html2plain.php');
require_once('include/msgclean.php');
require_once('include/quoteconvert.php');
function email_connect($mailbox,$username,$password) {
if(! function_exists('imap_open'))
@ -86,6 +88,7 @@ function email_get_msg($mbox,$uid) {
if(! $struc->parts) {
$ret['body'] = email_get_part($mbox,$uid,$struc,0, 'html');
$html = $ret['body'];
if (trim($ret['body']) == '')
$ret['body'] = email_get_part($mbox,$uid,$struc,0, 'plain');
@ -107,6 +110,17 @@ function email_get_msg($mbox,$uid) {
else
$ret['body'] = $text;
}
$ret['body'] = removegpg($ret['body']);
$msg = removesig($ret['body']);
$ret['body'] = $msg['body'];
$ret['body'] = convertquote($ret['body'], false);
if (trim($html) != '')
$ret['body'] = removelinebreak($ret['body']);
$ret['body'] = unifyattributionline($ret['body']);
return $ret;
}

225
include/msgclean.php

@ -0,0 +1,225 @@
<?php
function savereplace($pattern, $replace, $text)
{
$save = $text;
$text = preg_replace($pattern, $replace, $text);
if ($text == '')
$text = $save;
return($text);
}
function unifyattributionline($message)
{
$quotestr = array('quote', 'collapsed');
foreach ($quotestr as $quote) {
$message = savereplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Cc: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/----- Original Message -----\s.*?From: "([^<"].*?)" <(.*?)>\s.*?To: (.*?)\s*?Sent: (.*?)\s.*?Subject: ([^\n].*)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?) <(.*?)>\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\sDatum: (.*?)\s.*Von: "([^<"].*?)" <(.*?)>\s.*An: (.*?)\n.*/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/-------- Original-Nachricht --------\s*\['.$quote.'\]\nDatum: (.*?)\nVon: (.*?)\nAn: (.*?)\nBetreff: (.*?)\n/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?).*:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/-----Urspr.*?ngliche Nachricht-----\sVon: "([^<"].*?)" <(.*?)>\s.*Gesendet: (.*?)\s.*An: (.*?)\s.*Betreff: ([^\n].*?)\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/Am (.*?), schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/Am .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\sschrieb\s(.*?)\s<(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/Am (.*?) schrieb (.*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/Am (.*?) schrieb <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/Am (.*?) schrieb (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/Am (.*?) schrieb (.*?)\n(.*?):\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
$message = savereplace('/On .*?, \d+ .*? \d+ \d+:\d+:\d+ \+\d+\s(.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/On (.*?) at (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
$message = savereplace('/On (.*?)\n([^<].*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/On (.*?), (.*?), (.*?)\s<(.*?)>\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$3']\n", $message);
$message = savereplace('/On ([^,].*?), (.*?)\swrote:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/On (.*?), (.*?)\swrote\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
// Der loescht manchmal den Body - was eigentlich unmoeglich ist
$message = savereplace('/On (.*?),(.*?),(.*?),(.*?), (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$5']\n", $message);
$message = savereplace('/Zitat von ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/Quoting ([^<].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/From: "([^<"].*?)" <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/From: <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/Du \(([^)].*?)\) schreibst:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/--- (.*?) <.*?> schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/--- (.*?) schrieb am (.*?):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/\* (.*?) <(.*?)> hat geschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) <(.*?)> schrieb (.*?)\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) <(.*?)> schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) schrieb am (.*?) um (.*):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) \((.*?)\) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/(.*?) schrieb:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) <(.*?)> writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) \((.*?)\) writes:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
$message = savereplace('/(.*?) writes:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/\* (.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) wrote \(.*?\):\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) wrote:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/([^<].*?) <.*?> hat am (.*?)\sum\s(.*)\sgeschrieben:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(\d+)\/(\d+)\/(\d+) ([^<"].*?) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
$message = savereplace('/(\d+)\/(\d+)\/(\d+) (.*?) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
$message = savereplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>:\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
$message = savereplace('/(\d+)\/(\d+)\/(\d+) <(.*?)>\s*\['.$quote.'\]/i', "[".$quote."='$4']\n", $message);
$message = savereplace('/(.*?) <(.*?)> schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$1']\n", $message);
$message = savereplace('/(.*?) \((.*?)\) schrubselte:\s*\['.$quote.'\]/i', "[".$quote."='$2']\n", $message);
}
return($message);
}
function removegpg($message)
{
$pattern = '/(.*)\s*-----BEGIN PGP SIGNED MESSAGE-----\s*[\r\n].*Hash:.*?[\r\n](.*)'.
'[\r\n]\s*-----BEGIN PGP SIGNATURE-----\s*[\r\n].*'.
'[\r\n]\s*-----END PGP SIGNATURE-----(.*)/is';
preg_match($pattern, $message, $result);
$cleaned = trim($result[1].$result[2].$result[3]);
$cleaned = str_replace(array("\n- --\n", "\n- -"), array("\n-- \n", "\n-"), $cleaned);
if ($cleaned == '')
$cleaned = $message;
return($cleaned);
}
function removesig($message)
{
$sigpos = strrpos($message, "\n-- \n");
$quotepos = strrpos($message, "[/quote]");
if ($sigpos == 0) {
// Speziell fuer web.de, die das als Trenner verwenden
$message = str_replace("\n___________________________________________________________\n", "\n-- \n", $message);
$sigpos = strrpos($message, "\n-- \n");
$quotepos = strrpos($message, "[/quote]");
}
// Sollte sich der Signaturtrenner innerhalb eines Quotes befinden
// wird keine Signaturtrennung ausgefuehrt
if (($sigpos < $quotepos) and ($sigpos != 0))
return(array('body' => $message, 'sig' => ''));
// To-Do: Regexp umstellen, so dass auf 1 oder kein Leerzeichen
// geprueft wird
//$message = str_replace("\n--\n", "\n-- \n", $message);
$pattern = '/(.*)[\r\n]-- [\r\n](.*)/is';
preg_match($pattern, $message, $result);
if (($result[1] != '') and ($result[2] != '')) {
$cleaned = trim($result[1])."\n";
$sig = trim($result[2]);
// '[hr][size=x-small][color=darkblue]'.trim($result[2]).'[/color][/size]';
} else {
$cleaned = $message;
$sig = '';
}
return(array('body' => $cleaned, 'sig' => $sig));
}
function removelinebreak($message)
{
$arrbody = explode("\n", trim($message));
$lines = array();
$lineno = 0;
foreach($arrbody as $i => $line) {
$currquotelevel = 0;
$currline = $line;
while ((strlen($currline)>0) and ((substr($currline, 0, 1) == '>')
or (substr($currline, 0, 1) == ' '))) {
if (substr($currline, 0, 1) == '>')
$currquotelevel++;
$currline = ltrim(substr($currline, 1));
}
$quotelevel = 0;
$nextline = trim($arrbody[$i+1]);
while ((strlen($nextline)>0) and ((substr($nextline, 0, 1) == '>')
or (substr($nextline, 0, 1) == ' '))) {
if (substr($nextline, 0, 1) == '>')
$quotelevel++;
$nextline = ltrim(substr($nextline, 1));
}
$len = strlen($line);
$firstword = strpos($nextline.' ', ' ');
$specialchars = ((substr(trim($nextline), 0, 1) == '-') or
(substr(trim($nextline), 0, 1) == '=') or
(substr(trim($nextline), 0, 1) == '*') or
(substr(trim($nextline), 0, 1) == '·') or
(substr(trim($nextline), 0, 4) == '[url') or
(substr(trim($nextline), 0, 5) == '[size') or
(substr(trim($nextline), 0, 7) == 'http://') or
(substr(trim($nextline), 0, 8) == 'https://'));
if (!$specialchars)
$specialchars = ((substr(rtrim($line), -1) == '-') or
(substr(rtrim($line), -1) == '=') or
(substr(rtrim($line), -1) == '*') or
(substr(rtrim($line), -1) == '·') or
(substr(rtrim($line), -6) == '[/url]') or
(substr(rtrim($line), -7) == '[/size]'));
//if ($specialchars)
// echo ("Special\n");
if ($lines[$lineno] != '') {
if (substr($lines[$lineno], -1) != ' ')
$lines[$lineno] .= ' ';
while ((strlen($line)>0) and ((substr($line, 0, 1) == '>')
or (substr($line, 0, 1) == ' '))) {
$line = ltrim(substr($line, 1));
}
}
//else
// $lines[$lineno] = $quotelevel.'-'.$len.'-'.$firstword.'-';
$lines[$lineno] .= $line;
//if ((($len + $firstword < 68) and (substr($line, -1, 1) != ' '))
// or ($quotelevel != $currquotelevel) or $specialchars)
if (((substr($line, -1, 1) != ' '))
or ($quotelevel != $currquotelevel))
$lineno++;
}
return(implode("\n", $lines));
}
?>

3
include/poller.php

@ -1,7 +1,6 @@
<?php
require_once("boot.php");
require_once("include/quoteconvert.php");
function poller_run($argv, $argc){
@ -494,7 +493,7 @@ function poller_run($argv, $argc){
logger("Mail: can't fetch msg ".$msg_uid);
continue;
}
$datarray['body'] = escape_tags(convertquote($r['body'], false));
$datarray['body'] = escape_tags($r['body']);
logger("Mail: Importing ".$msg_uid);

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