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<?php
/**
* Email learn driver
* @version 2.0
* @author Philip Weir
*
* Copyright (C) 2009-2014 Philip Weir
*
* This driver is part of the MarkASJunk2 plugin for Roundcube.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Roundcube. If not, see http://www.gnu.org/licenses/.
*/
class markasjunk2_email_learn
{
public function spam($uids, $mbox)
{
$this->_do_emaillearn($uids, true);
}
public function ham($uids, $mbox)
{
$this->_do_emaillearn($uids, false);
}
private function _do_emaillearn($uids, $spam)
{
$rcmail = rcube::get_instance();
$identity_arr = $rcmail->user->get_identity();
$from = $identity_arr['email'];
if ($spam)
$mailto = $rcmail->config->get('markasjunk2_email_spam');
else
$mailto = $rcmail->config->get('markasjunk2_email_ham');
$mailto = str_replace('%u', $_SESSION['username'], $mailto);
$mailto = str_replace('%l', $rcmail->user->get_username('local'), $mailto);
$mailto = str_replace('%d', $rcmail->user->get_username('domain'), $mailto);
$mailto = str_replace('%i', $from, $mailto);
if (!$mailto)
return;
$message_charset = $rcmail->output->get_charset();
// chose transfer encoding
$charset_7bit = array('ASCII', 'ISO-2022-JP', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-15');
$transfer_encoding = in_array(strtoupper($message_charset), $charset_7bit) ? '7bit' : '8bit';
$temp_dir = realpath($rcmail->config->get('temp_dir'));
$subject = $rcmail->config->get('markasjunk2_email_subject');
$subject = str_replace('%u', $_SESSION['username'], $subject);
$subject = str_replace('%t', ($spam) ? 'spam' : 'ham', $subject);
$subject = str_replace('%l', $rcmail->user->get_username('local'), $subject);
$subject = str_replace('%d', $rcmail->user->get_username('domain'), $subject);
// compose headers array
$headers = array();
$headers['Date'] = date('r');
$headers['From'] = format_email_recipient($identity_arr['email'], $identity_arr['name']);
$headers['To'] = $mailto;
$headers['Subject'] = $subject;
foreach ($uids as $uid) {
$MESSAGE = new rcube_message($uid);
// set message charset as default
if (!empty($MESSAGE->headers->charset))
$rcmail->storage->set_charset($MESSAGE->headers->charset);
$MAIL_MIME = new Mail_mime($rcmail->config->header_delimiter());
if ($rcmail->config->get('markasjunk2_email_attach', false)) {
$tmpPath = tempnam($temp_dir, 'rcmMarkASJunk2');
// send mail as attachment
$MAIL_MIME->setTXTBody(($spam ? 'Spam' : 'Ham'). ' report from ' . $rcmail->config->get('product_name'), false, true);
$raw_message = $rcmail->storage->get_raw_body($uid);
$subject = $MESSAGE->get_header('subject');
if (isset($subject) && $subject !="")
$disp_name = $subject . ".eml";
else
$disp_name = "message_rfc822.eml";
if (file_put_contents($tmpPath, $raw_message)) {
$MAIL_MIME->addAttachment($tmpPath, "message/rfc822", $disp_name, true,
$transfer_encoding, 'attachment', '', '', '',
$rcmail->config->get('mime_param_folding') ? 'quoted-printable' : NULL,
$rcmail->config->get('mime_param_folding') == 2 ? 'quoted-printable' : NULL,
'', RCUBE_CHARSET
);
}
// encoding settings for mail composing
$MAIL_MIME->setParam('text_encoding', $transfer_encoding);
$MAIL_MIME->setParam('html_encoding', 'quoted-printable');
$MAIL_MIME->setParam('head_encoding', 'quoted-printable');
$MAIL_MIME->setParam('head_charset', $message_charset);
$MAIL_MIME->setParam('html_charset', $message_charset);
$MAIL_MIME->setParam('text_charset', $message_charset);
// pass headers to message object
$MAIL_MIME->headers($headers);
}
else {
$headers['Resent-From'] = $headers['From'];
$headers['Resent-Date'] = $headers['Date'];
$headers['Date'] = $MESSAGE->headers->date;
$headers['From'] = $MESSAGE->headers->from;
$headers['Subject'] = $MESSAGE->headers->subject;
$MAIL_MIME->headers($headers);
if ($MESSAGE->has_html_part()) {
$body = $MESSAGE->first_html_part();
$MAIL_MIME->setHTMLBody($body);
}
$body = $MESSAGE->first_text_part();
$MAIL_MIME->setTXTBody($body, false, true);
foreach ($MESSAGE->attachments as $attachment) {
$MAIL_MIME->addAttachment(
$MESSAGE->get_part_body($attachment->mime_id, true),
$attachment->mimetype,
$attachment->filename,
false,
$attachment->encoding,
$attachment->disposition,
'', $attachment->charset
);
}
foreach ($MESSAGE->mime_parts as $attachment) {
if (!empty($attachment->content_id)) {
// covert CID to Mail_MIME format
$attachment->content_id = str_replace('<', '', $attachment->content_id);
$attachment->content_id = str_replace('>', '', $attachment->content_id);
if (empty($attachment->filename))
$attachment->filename = $attachment->content_id;
$message_body = $MAIL_MIME->getHTMLBody();
$dispurl = 'cid:' . $attachment->content_id;
$message_body = str_replace($dispurl, $attachment->filename, $message_body);
$MAIL_MIME->setHTMLBody($message_body);
$MAIL_MIME->addHTMLImage(
$MESSAGE->get_part_body($attachment->mime_id, true),
$attachment->mimetype,
$attachment->filename,
false
);
}
}
// encoding settings for mail composing
$MAIL_MIME->setParam('head_encoding', $MESSAGE->headers->encoding);
$MAIL_MIME->setParam('head_charset', $MESSAGE->headers->charset);
foreach ($MESSAGE->mime_parts as $mime_id => $part) {
$mimetype = strtolower($part->ctype_primary . '/' . $part->ctype_secondary);
if ($mimetype == 'text/html') {
$MAIL_MIME->setParam('text_encoding', $part->encoding);
$MAIL_MIME->setParam('html_charset', $part->charset);
}
else if ($mimetype == 'text/plain') {
$MAIL_MIME->setParam('html_encoding', $part->encoding);
$MAIL_MIME->setParam('text_charset', $part->charset);
}
}
}
$rcmail->deliver_message($MAIL_MIME, $from, $mailto, $smtp_error, $body_file);
// clean up
if (file_exists($tmpPath))
unlink($tmpPath);
if ($rcmail->config->get('markasjunk2_debug')) {
if ($spam)
rcube::write_log('markasjunk2', $uid . ' SPAM ' . $mailto . ' (' . $subject . ')');
else
rcube::write_log('markasjunk2', $uid . ' HAM ' . $mailto . ' (' . $subject . ')');
if ($smtp_error['vars'])
rcube::write_log('markasjunk2', $smtp_error['vars']);
}
}
}
}
?>
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