function rc_wordwrap($string, $width = 75, $break = "\n", $cut = false, $charset = null)
{
return rcube_mime::wordwrap($string, $width, $break, $cut, $charset);
}
/**
* Handler for message signing
*
* @param Mail_mime Original message
* @param int Encryption mode
*
* @return enigma_error On error returns error object
*/
function sign_message(&$message, $mode = null)
{
$mime = new enigma_mime_message($message, enigma_mime_message::PGP_SIGNED);
$from = $mime->getFromAddress();
// find private key
$key = $this->find_key($from, true);
if (empty($key)) {
return new enigma_error(enigma_error::KEYNOTFOUND);
}
// check if we have password for this key
$passwords = $this->get_passwords();
$pass = $passwords[$key->id];
if ($pass === null) {
// ask for password
$error = array('missing' => array($key->id => $key->name));
return new enigma_error(enigma_error::BADPASS, '', $error);
}
$key->password = $pass;
// select mode
switch ($mode) {
case self::SIGN_MODE_BODY:
$pgp_mode = Crypt_GPG::SIGN_MODE_CLEAR;
break;
case self::SIGN_MODE_MIME:
$pgp_mode = Crypt_GPG::SIGN_MODE_DETACHED;
break;
/*
case self::SIGN_MODE_SEPARATE:
$pgp_mode = Crypt_GPG::SIGN_MODE_NORMAL;
break;
*/
/*
case self::SIGN_MODE_SEPARATE:
$pgp_mode = Crypt_GPG::SIGN_MODE_NORMAL;
break;
*/
default:
if ($mime->isMultipart()) {
$pgp_mode = Crypt_GPG::SIGN_MODE_DETACHED;
} else {
$pgp_mode = Crypt_GPG::SIGN_MODE_CLEAR;
}
}
// get message body
if ($pgp_mode == Crypt_GPG::SIGN_MODE_CLEAR) {
// in this mode we'll replace text part
// with the one containing signature
$body = $message->getTXTBody();
$text_charset = $message->getParam('text_charset');
$line_length = $this->rc->config->get('line_length', 72);
// We can't use format=flowed for signed messages
if (strpos($text_charset, 'format=flowed')) {
list($charset, $params) = explode(';', $text_charset);
$body = rcube_mime::unfold_flowed($body);
$body = rcube_mime::wordwrap($body, $line_length, "\r\n", false, $charset);
$text_charset = str_replace(";\r\n format=flowed", '', $text_charset);
}
} else {
// here we'll build PGP/MIME message
$body = $mime->getOrigBody();
}
// sign the body
$result = $this->pgp_sign($body, $key, $pgp_mode);
if ($result !== true) {
if ($result->getCode() == enigma_error::BADPASS) {
// ask for password
$error = array('bad' => array($key->id => $key->name));
return new enigma_error(enigma_error::BADPASS, '', $error);
}
return $result;
}
// replace message body
if ($pgp_mode == Crypt_GPG::SIGN_MODE_CLEAR) {
$message->setTXTBody($body);
$message->setParam('text_charset', $text_charset);
} else {
$mime->addPGPSignature($body);
$message = $mime;
}
}
function rcmail_wrap_and_quote($text, $length = 72)
{
// Rebuild the message body with a maximum of $max chars, while keeping quoted message.
$max = max(75, $length + 8);
$lines = preg_split('/\\r?\\n/', trim($text));
$out = '';
foreach ($lines as $line) {
// don't wrap already quoted lines
if ($line[0] == '>') {
$line = '>' . rtrim($line);
} else {
if (mb_strlen($line) > $max) {
$newline = '';
foreach (explode("\n", rcube_mime::wordwrap($line, $length - 2)) as $l) {
if (strlen($l)) {
$newline .= '> ' . $l . "\n";
} else {
$newline .= ">\n";
}
}
$line = rtrim($newline);
} else {
$line = '> ' . $line;
}
}
// Append the line
$out .= $line . "\n";
}
return rtrim($out, "\n");
}
function rc_wordwrap($string, $width = 75, $break = "\n", $cut = false, $charset = null)
{
_deprecation_warning(__FUNCTION__);
return rcube_mime::wordwrap($string, $width, $break, $cut, $charset);
}
