/**
* Decodes headers
*
* This functions decode strings that is encoded according to
* RFC1522 (MIME Part Two: Message Header Extensions for Non-ASCII Text).
* Patched by Christian Schmidt <*****@*****.**> 23/03/2002
*/
function decodeHeader($string, $utfencode = true, $htmlsave = true, $decide = false)
{
global $languages, $squirrelmail_language, $default_charset;
if (is_array($string)) {
$string = implode("\n", $string);
}
if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
$string = $languages[$squirrelmail_language]['XTRA_CODE']('decodeheader', $string);
// Do we need to return at this point?
// return $string;
}
$i = 0;
$iLastMatch = -2;
$encoded = false;
$aString = explode(' ', $string);
$ret = '';
foreach ($aString as $chunk) {
if ($encoded && $chunk === '') {
continue;
} elseif ($chunk === '') {
$ret .= ' ';
continue;
}
$encoded = false;
/* if encoded words are not separated by a linear-space-white we still catch them */
$j = $i - 1;
while ($match = preg_match('/^(.*)=\\?([^?]*)\\?(Q|B)\\?([^?]*)\\?=(.*)$/Ui', $chunk, $res)) {
/* if the last chunk isn't an encoded string then put back the space, otherwise don't */
if ($iLastMatch !== $j) {
if ($htmlsave) {
$ret .= ' ';
} else {
$ret .= ' ';
}
}
$iLastMatch = $i;
$j = $i;
if ($htmlsave) {
$ret .= htmlspecialchars($res[1]);
} else {
$ret .= $res[1];
}
$encoding = ucfirst($res[3]);
/* decide about valid decoding */
if ($decide && is_conversion_safe($res[2])) {
$can_be_encoded = true;
} else {
$can_be_encoded = false;
}
switch ($encoding) {
case 'B':
$replace = base64_decode($res[4]);
if ($can_be_encoded) {
// string is converted from one charset to another. sanitizing depends on $htmlsave
$replace = charset_convert($res[2], $replace, $default_charset, $htmlsave);
} elseif ($utfencode) {
// string is converted to htmlentities and sanitized
$replace = charset_decode($res[2], $replace);
} elseif ($htmlsave) {
// string is not converted, but still sanitized
$replace = htmlspecialchars($replace);
}
$ret .= $replace;
break;
case 'Q':
$replace = str_replace('_', ' ', $res[4]);
$replace = preg_replace('/=([0-9a-f]{2})/ie', 'chr(hexdec("\\1"))', $replace);
if ($can_be_encoded) {
// string is converted from one charset to another. sanitizing depends on $htmlsave
$replace = charset_convert($res[2], $replace, $default_charset, $htmlsave);
} elseif ($utfencode) {
// string is converted to html entities and sanitized
$replace = charset_decode($res[2], $replace);
} elseif ($htmlsave) {
// string is not converted, but still sanizited
$replace = htmlspecialchars($replace);
}
$ret .= $replace;
break;
default:
break;
}
$chunk = $res[5];
$encoded = true;
}
if (!$encoded) {
if ($htmlsave) {
$ret .= ' ';
} else {
$ret .= ' ';
}
}
if (!$encoded && $htmlsave) {
$ret .= htmlspecialchars($chunk);
} else {
$ret .= $chunk;
}
++$i;
}
/* remove the first added space */
if ($ret) {
if ($htmlsave) {
$ret = substr($ret, 5);
} else {
$ret = substr($ret, 1);
}
}
return $ret;
}
function newMail($mailbox = '', $passed_id = '', $passed_ent_id = '', $action = '', $session = '')
{
global $editor_size, $default_use_priority, $body, $idents, $use_signature, $composesession, $data_dir, $username, $username, $key, $imapServerAddress, $imapPort, $compose_messages, $composeMessage, $body_quote;
global $languages, $squirrelmail_language, $default_charset;
/*
* Set $default_charset to correspond with the user's selection
* of language interface. $default_charset global is not correct,
* if message is composed in new window.
*/
set_my_charset();
$send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
$mailprio = 3;
if ($passed_id) {
$imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
sqimap_mailbox_select($imapConnection, $mailbox);
$message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
$body = '';
if ($passed_ent_id) {
/* redefine the messsage in case of message/rfc822 */
$message = $message->getEntity($passed_ent_id);
/* message is an entity which contains the envelope and type0=message
* and type1=rfc822. The actual entities are childs from
* $message->entities[0]. That's where the encoding and is located
*/
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain', 'html/plain'));
}
$orig_header = $message->rfc822_header;
/* here is the envelope located */
/* redefine the message for picking up the attachments */
$message = $message->entities[0];
} else {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain', 'html/plain'));
}
$orig_header = $message->rfc822_header;
}
$encoding = $message->header->encoding;
$type0 = $message->type0;
$type1 = $message->type1;
foreach ($entities as $ent) {
$msg = $message->getEntity($ent);
$type0 = $msg->type0;
$type1 = $msg->type1;
$unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
$body_part_entity = $message->getEntity($ent);
$bodypart = decodeBody($unencoded_bodypart, $body_part_entity->header->encoding);
if ($type1 == 'html') {
$bodypart = str_replace("\n", ' ', $bodypart);
$bodypart = preg_replace(array('/<\\/?p>/i', '/<div><\\/div>/i', '/<br\\s*(\\/)*>/i', '/<\\/?div>/i'), "\n", $bodypart);
$bodypart = str_replace(array(' ', '>', '<'), array(' ', '>', '<'), $bodypart);
$bodypart = strip_tags($bodypart);
}
if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
if (mb_detect_encoding($bodypart) != 'ASCII') {
$bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
}
}
if (isset($body_part_entity->header->parameters['charset'])) {
$actual = $body_part_entity->header->parameters['charset'];
} else {
$actual = 'us-ascii';
}
if ($actual && is_conversion_safe($actual) && $actual != $default_charset) {
$bodypart = charset_convert($actual, $bodypart, $default_charset, false);
}
$body .= $bodypart;
}
if ($default_use_priority) {
$mailprio = substr($orig_header->priority, 0, 1);
if (!$mailprio) {
$mailprio = 3;
}
} else {
$mailprio = '';
}
//ClearAttachments($session);
$identity = '';
$from_o = $orig_header->from;
if (is_array($from_o)) {
if (isset($from_o[0])) {
$from_o = $from_o[0];
}
}
if (is_object($from_o)) {
$orig_from = $from_o->getAddress();
} else {
$orig_from = '';
}
$identities = array();
if (count($idents) > 1) {
foreach ($idents as $nr => $data) {
$enc_from_name = '"' . $data['full_name'] . '" <' . $data['email_address'] . '>';
if ($enc_from_name == $orig_from) {
$identity = $nr;
break;
}
$identities[] = $enc_from_name;
}
$identity_match = $orig_header->findAddress($identities);
if ($identity_match) {
$identity = $identity_match;
}
}
switch ($action) {
case 'draft':
$use_signature = FALSE;
$composeMessage->rfc822_header = $orig_header;
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
$send_from = $orig_header->getAddr_s('from');
$send_from_parts = new AddressStructure();
$send_from_parts = $orig_header->parseAddress($send_from);
$send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
$identities = get_identities();
if (count($identities) > 0) {
foreach ($identities as $iddata) {
if ($send_from_add == $iddata['email_address']) {
$identity = $iddata['index'];
break;
}
}
}
$subject = decodeHeader($orig_header->subject, false, false, true);
/* remember the references and in-reply-to headers in case of an reply */
$composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
$composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
// rewrap the body to clean up quotations and line lengths
sqBodyWrap($body, $editor_size);
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
break;
case 'edit_as_new':
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
$subject = decodeHeader($orig_header->subject, false, false, true);
$mailprio = $orig_header->priority;
$orig_from = '';
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
// rewrap the body to clean up quotations and line lengths
sqBodyWrap($body, $editor_size);
break;
case 'forward':
$send_to = '';
$subject = getforwardSubject(decodeHeader($orig_header->subject, false, false, true));
$body = getforwardHeader($orig_header) . $body;
// the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
// forwarded message text should be as undisturbed as possible, so commenting out this call
// sqUnWordWrap($body);
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
//add a blank line after the forward headers
$body = "\n" . $body;
break;
case 'forward_as_attachment':
$subject = getforwardSubject(decodeHeader($orig_header->subject, false, false, true));
$composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
$body = '';
break;
case 'reply_all':
if (isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
$send_to = $orig_header->getAddr_s('mail_followup_to');
} else {
$send_to_cc = replyAllString($orig_header);
$send_to_cc = decodeHeader($send_to_cc, false, false, true);
}
case 'reply':
// skip this if send_to was already set right above here
if (!$send_to) {
$send_to = $orig_header->reply_to;
if (is_array($send_to) && count($send_to)) {
$send_to = $orig_header->getAddr_s('reply_to');
} else {
if (is_object($send_to)) {
/* unneccesarry, just for failsafe purpose */
$send_to = $orig_header->getAddr_s('reply_to');
} else {
$send_to = $orig_header->getAddr_s('from');
}
}
}
$send_to = decodeHeader($send_to, false, false, true);
$subject = decodeHeader($orig_header->subject, false, false, true);
$subject = str_replace('"', "'", $subject);
$subject = trim($subject);
if (substr(strtolower($subject), 0, 3) != 're:') {
$subject = 'Re: ' . $subject;
}
/* this corrects some wrapping/quoting problems on replies */
$rewrap_body = explode("\n", $body);
$from = is_array($orig_header->from) ? $orig_header->from[0] : $orig_header->from;
$body = '';
$strip_sigs = getPref($data_dir, $username, 'strip_sigs');
foreach ($rewrap_body as $line) {
if ($strip_sigs && substr($line, 0, 3) == '-- ') {
break;
}
if (preg_match("/^(>+)/", $line, $matches)) {
$gt = $matches[1];
$body .= $body_quote . str_replace("\n", "\n{$body_quote}{$gt} ", rtrim($line)) . "\n";
} else {
$body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n{$body_quote}" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
}
}
//rewrap the body to clean up quotations and line lengths
$body = sqBodyWrap($body, $editor_size);
$body = getReplyCitation($from, $orig_header->date) . $body;
$composeMessage->reply_rfc822_header = $orig_header;
break;
default:
break;
}
$compose_messages[$session] = $composeMessage;
sqsession_register($compose_messages, 'compose_messages');
session_write_close();
sqimap_logout($imapConnection);
}
$ret = array('send_to' => $send_to, 'send_to_cc' => $send_to_cc, 'send_to_bcc' => $send_to_bcc, 'subject' => $subject, 'mailprio' => $mailprio, 'body' => $body, 'identity' => $identity);
return $ret;
}
function newMail($mailbox = '', $passed_id = '', $passed_ent_id = '', $action = '', $session = '')
{
global $editor_size, $default_use_priority, $body, $idents, $use_signature, $composesession, $data_dir, $username, $username, $key, $imapServerAddress, $imapPort, $compose_messages, $composeMessage, $body_quote;
global $languages, $squirrelmail_language, $default_charset;
/*
* Set $default_charset to correspond with the user's selection
* of language interface. $default_charset global is not correct,
* if message is composed in new window.
*/
set_my_charset();
$send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
$mailprio = 3;
if ($passed_id) {
$imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
sqimap_mailbox_select($imapConnection, $mailbox);
$message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
$body = '';
if ($passed_ent_id) {
/* redefine the messsage in case of message/rfc822 */
$message = $message->getEntity($passed_ent_id);
/* message is an entity which contains the envelope and type0=message
* and type1=rfc822. The actual entities are childs from
* $message->entities[0]. That's where the encoding and is located
*/
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain', 'html/plain'));
}
$orig_header = $message->rfc822_header;
/* here is the envelope located */
/* redefine the message for picking up the attachments */
$message = $message->entities[0];
} else {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain', 'html/plain'));
}
$orig_header = $message->rfc822_header;
}
$encoding = $message->header->encoding;
$type0 = $message->type0;
$type1 = $message->type1;
foreach ($entities as $ent) {
$unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
$body_part_entity = $message->getEntity($ent);
$bodypart = decodeBody($unencoded_bodypart, $body_part_entity->header->encoding);
if ($type1 == 'html') {
$bodypart = str_replace("\n", ' ', $bodypart);
$bodypart = preg_replace(array('/<p>/i', '/<br\\s*(\\/)*>/i'), "\n", $bodypart);
$bodypart = str_replace(array(' ', '>', '<'), array(' ', '>', '<'), $bodypart);
$bodypart = strip_tags($bodypart);
}
if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
if (mb_detect_encoding($bodypart) != 'ASCII') {
$bodypart = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $bodypart);
}
}
// charset encoding in compose form stuff
if (isset($body_part_entity->header->parameters['charset'])) {
$actual = $body_part_entity->header->parameters['charset'];
} else {
$actual = 'us-ascii';
}
if ($actual && is_conversion_safe($actual) && $actual != $default_charset) {
$bodypart = charset_convert($actual, $bodypart, $default_charset, false);
}
// end of charset encoding in compose
$body .= $bodypart;
}
if ($default_use_priority) {
$mailprio = substr($orig_header->priority, 0, 1);
if (!$mailprio) {
$mailprio = 3;
}
} else {
$mailprio = '';
}
$identity = '';
$from_o = $orig_header->from;
if (is_array($from_o)) {
if (isset($from_o[0])) {
$from_o = $from_o[0];
}
}
if (is_object($from_o)) {
$orig_from = $from_o->getAddress();
} else {
$orig_from = '';
}
$identities = array();
if (count($idents) > 1) {
foreach ($idents as $nr => $data) {
$enc_from_name = '"' . $data['full_name'] . '" <' . $data['email_address'] . '>';
if ($enc_from_name == $orig_from) {
$identity = $nr;
break;
}
$identities[] = $enc_from_name;
}
$identity_match = $orig_header->findAddress($identities);
if ($identity_match) {
$identity = $identity_match;
}
}
switch ($action) {
case 'draft':
$use_signature = FALSE;
$composeMessage->rfc822_header = $orig_header;
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
// FIXME: ident support?
$subject = decodeHeader($orig_header->subject, false, false, true);
/* remember the references and in-reply-to headers in case of an reply */
$composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
$composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
$body_ary = explode("\n", $body);
$cnt = count($body_ary);
$body = '';
for ($i = 0; $i < $cnt; $i++) {
if (!ereg("^[>\\s]*\$", $body_ary[$i]) || !$body_ary[$i]) {
sqWordWrap($body_ary[$i], $editor_size, $default_charset);
$body .= $body_ary[$i] . "\n";
}
unset($body_ary[$i]);
}
sqUnWordWrap($body);
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
break;
case 'edit_as_new':
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
$subject = decodeHeader($orig_header->subject, false, false, true);
$mailprio = $orig_header->priority;
$orig_from = '';
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
sqUnWordWrap($body);
break;
case 'forward':
$send_to = '';
$subject = decodeHeader($orig_header->subject, false, false, true);
if (substr(strtolower($subject), 0, 4) != 'fwd:' && substr(strtolower($subject), 0, 5) != '[fwd:' && substr(strtolower($subject), 0, 6) != '[ fwd:') {
$subject = '[Fwd: ' . $subject . ']';
}
$body = getforwardHeader($orig_header) . $body;
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
$body = "\n" . $body;
break;
case 'forward_as_attachment':
$composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
$body = '';
break;
case 'reply_all':
if (isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
$send_to = $orig_header->getAddr_s('mail_followup_to');
} else {
$send_to_cc = replyAllString($orig_header);
$send_to_cc = decodeHeader($send_to_cc, false, false, true);
}
case 'reply':
if (!$send_to) {
$send_to = $orig_header->reply_to;
if (is_array($send_to) && count($send_to)) {
$send_to = $orig_header->getAddr_s('reply_to');
} else {
if (is_object($send_to)) {
/* unneccesarry, just for failsafe purpose */
$send_to = $orig_header->getAddr_s('reply_to');
} else {
$send_to = $orig_header->getAddr_s('from');
}
}
}
$send_to = decodeHeader($send_to, false, false, true);
$subject = decodeHeader($orig_header->subject, false, false, true);
$subject = trim($subject);
if (substr(strtolower($subject), 0, 3) != 're:') {
$subject = 'Re: ' . $subject;
}
/* this corrects some wrapping/quoting problems on replies */
$rewrap_body = explode("\n", $body);
$from = is_array($orig_header->from) && !empty($orig_header->from) ? $orig_header->from[0] : $orig_header->from;
sqUnWordWrap($body);
$body = '';
$cnt = count($rewrap_body);
for ($i = 0; $i < $cnt; $i++) {
sqWordWrap($rewrap_body[$i], $editor_size, $default_charset);
if (preg_match("/^(>+)/", $rewrap_body[$i], $matches)) {
$gt = $matches[1];
$body .= $body_quote . str_replace("\n", "\n" . $body_quote . "{$gt} ", rtrim($rewrap_body[$i])) . "\n";
} else {
$body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n" . $body_quote . (!empty($body_quote) ? ' ' : ''), rtrim($rewrap_body[$i])) . "\n";
}
unset($rewrap_body[$i]);
}
$body = getReplyCitation($from, $orig_header->date) . $body;
$composeMessage->reply_rfc822_header = $orig_header;
break;
default:
break;
}
$compose_messages[$session] = $composeMessage;
sqsession_register($compose_messages, 'compose_messages');
session_write_close();
sqimap_logout($imapConnection);
}
$ret = array('send_to' => $send_to, 'send_to_cc' => $send_to_cc, 'send_to_bcc' => $send_to_bcc, 'subject' => $subject, 'mailprio' => $mailprio, 'body' => $body, 'identity' => $identity);
return $ret;
}
function newMail($mailbox = '', $passed_id = '', $passed_ent_id = '', $action = '', $session = '')
{
global $editor_size, $default_use_priority, $body, $idents, $use_signature, $data_dir, $username, $key, $imapServerAddress, $imapPort, $imap_stream_options, $composeMessage, $body_quote, $request_mdn, $request_dr, $mdn_user_support, $languages, $squirrelmail_language, $default_charset, $do_not_reply_to_self;
/*
* Set $default_charset to correspond with the user's selection
* of language interface. $default_charset global is not correct,
* if message is composed in new window.
*/
set_my_charset();
$send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
$mailprio = 3;
if ($passed_id) {
$imapConnection = sqimap_login($username, false, $imapServerAddress, $imapPort, 0, $imap_stream_options);
sqimap_mailbox_select($imapConnection, $mailbox);
$message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
$body = '';
if ($passed_ent_id) {
/* redefine the messsage in case of message/rfc822 */
$message = $message->getEntity($passed_ent_id);
/* message is an entity which contains the envelope and type0=message
* and type1=rfc822. The actual entities are childs from
* $message->entities[0]. That's where the encoding and is located
*/
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->entities[0]->findDisplayEntity(array(), $alt_order = array('text/plain', 'text/html'));
}
$orig_header = $message->rfc822_header;
/* here is the envelope located */
/* redefine the message for picking up the attachments */
$message = $message->entities[0];
} else {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain'));
if (!count($entities)) {
$entities = $message->findDisplayEntity(array(), $alt_order = array('text/plain', 'text/html'));
}
$orig_header = $message->rfc822_header;
}
$type0 = $message->type0;
$type1 = $message->type1;
foreach ($entities as $ent) {
$msg = $message->getEntity($ent);
$type0 = $msg->type0;
$type1 = $msg->type1;
$unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
$body_part_entity = $message->getEntity($ent);
$bodypart = decodeBody($unencoded_bodypart, $body_part_entity->header->encoding);
if ($type1 == 'html') {
$bodypart = str_replace("\n", ' ', $bodypart);
$bodypart = preg_replace(array('/<\\/?p>/i', '/<div><\\/div>/i', '/<br\\s*(\\/)*>/i', '/<\\/?div>/i'), "\n", $bodypart);
$bodypart = str_replace(array(' ', '>', '<'), array(' ', '>', '<'), $bodypart);
$bodypart = strip_tags($bodypart);
}
if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
if (mb_detect_encoding($bodypart) != 'ASCII') {
$bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
}
}
// charset encoding in compose form stuff
if (isset($body_part_entity->header->parameters['charset'])) {
$actual = $body_part_entity->header->parameters['charset'];
} else {
$actual = 'us-ascii';
}
if ($actual && is_conversion_safe($actual) && $actual != $default_charset) {
$bodypart = charset_convert($actual, $bodypart, $default_charset, false);
}
// end of charset encoding in compose
$body .= $bodypart;
}
if ($default_use_priority) {
$mailprio = substr($orig_header->priority, 0, 1);
if (!$mailprio) {
$mailprio = 3;
}
} else {
$mailprio = '';
}
$from_o = $orig_header->from;
if (is_array($from_o)) {
if (isset($from_o[0])) {
$from_o = $from_o[0];
}
}
if (is_object($from_o)) {
$orig_from = $from_o->getAddress();
} else {
$orig_from = '';
}
$identities = array();
if (count($idents) > 1) {
foreach ($idents as $nr => $data) {
$enc_from_name = '"' . $data['full_name'] . '" <' . $data['email_address'] . '>';
$identities[] = $enc_from_name;
}
$identity_match = $orig_header->findAddress($identities);
if ($identity_match !== FALSE) {
$identity = $identity_match;
}
}
switch ($action) {
case 'draft':
$use_signature = FALSE;
$composeMessage->rfc822_header = $orig_header;
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
$send_from = $orig_header->getAddr_s('from');
$send_from_parts = new AddressStructure();
$send_from_parts = $orig_header->parseAddress($send_from);
$send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
$identity = find_identity(array($send_from_add));
$subject = decodeHeader($orig_header->subject, false, false, true);
// Remember the receipt settings
$request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
$request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
/* remember the references and in-reply-to headers in case of an reply */
//FIXME: it would be better to fiddle with headers inside of the message object or possibly when delivering the message to its destination (drafts folder?); is this possible?
$composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
$composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
// rewrap the body to clean up quotations and line lengths
sqBodyWrap($body, $editor_size);
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
break;
case 'edit_as_new':
$send_to = decodeHeader($orig_header->getAddr_s('to'), false, false, true);
$send_to_cc = decodeHeader($orig_header->getAddr_s('cc'), false, false, true);
$send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'), false, false, true);
$subject = decodeHeader($orig_header->subject, false, false, true);
$mailprio = $orig_header->priority;
$orig_from = '';
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
// rewrap the body to clean up quotations and line lengths
sqBodyWrap($body, $editor_size);
break;
case 'forward':
$send_to = '';
$subject = getforwardSubject(decodeHeader($orig_header->subject, false, false, true));
$body = getforwardHeader($orig_header) . $body;
// the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
// forwarded message text should be as undisturbed as possible, so commenting out this call
// sqUnWordWrap($body);
$composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
//add a blank line after the forward headers
$body = "\n" . $body;
break;
case 'forward_as_attachment':
$subject = getforwardSubject(decodeHeader($orig_header->subject, false, false, true));
$composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
$subject = decodeHeader($orig_header->subject, false, false, true);
$subject = str_replace('"', "'", $subject);
$subject = trim($subject);
if (substr(strtolower($subject), 0, 4) != 'fwd:') {
$subject = 'Fwd: ' . $subject;
}
$body = '';
break;
case 'reply_all':
if (isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
$send_to = $orig_header->getAddr_s('mail_followup_to');
} else {
$send_to_cc = replyAllString($orig_header);
$send_to_cc = decodeHeader($send_to_cc, false, false, true);
$send_to_cc = str_replace('""', '"', $send_to_cc);
}
case 'reply':
// skip this if send_to was already set right above here
if (!$send_to) {
$send_to = $orig_header->reply_to;
if (is_array($send_to) && count($send_to)) {
$send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
} else {
if (is_object($send_to)) {
/* unneccesarry, just for failsafe purpose */
$send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
} else {
$send_to = $orig_header->getAddr_s('from', ',', FALSE, TRUE);
}
}
}
$send_to = decodeHeader($send_to, false, false, true);
$send_to = str_replace('""', '"', $send_to);
// If user doesn't want replies to her own messages
// going back to herself (instead send again to the
// original recipient of the message being replied to),
// then iterate through identities, checking if the TO
// field is one of them (if the reply is to ourselves)
//
// Note we don't bother if the original message doesn't
// have anything in the TO field itself (because that's
// what we use if we change the recipient to be that of
// the previous message)
//
if ($do_not_reply_to_self && !empty($orig_header->to)) {
$orig_to = '';
foreach ($idents as $id) {
if (!empty($id['email_address']) && strpos($send_to, $id['email_address']) !== FALSE) {
// if this is a reply-all, the original recipient
// is already in the CC field, so we can just blank
// the recipient (TO field) (as long as the CC field
// isn't empty that is)... but then move the CC into
// the TO, so TO isn't empty
//
if ($action == 'reply_all' && !empty($send_to_cc)) {
$orig_to = $send_to_cc;
$send_to_cc = '';
break;
}
$orig_to = $orig_header->to;
if (is_array($orig_to) && count($orig_to)) {
$orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
} else {
if (is_object($orig_to)) {
/* unneccesarry, just for failsafe purpose */
$orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
} else {
$orig_to = '';
}
}
$orig_to = decodeHeader($orig_to, false, false, true);
$orig_to = str_replace('""', '"', $orig_to);
break;
}
}
// if the reply was addressed back to ourselves,
// we will send it to the TO of the previous message
//
if (!empty($orig_to)) {
$send_to = $orig_to;
// in this case, we also want to reset the FROM
// identity as well (it should match the original
// *FROM* header instead of TO or CC)
//
if (count($idents) > 1) {
$identity = '';
foreach ($idents as $i => $id) {
if (!empty($id['email_address']) && strpos($orig_from, $id['email_address']) !== FALSE) {
$identity = $i;
break;
}
}
}
}
}
$subject = decodeHeader($orig_header->subject, false, false, true);
$subject = str_replace('"', "'", $subject);
$subject = trim($subject);
if (substr(strtolower($subject), 0, 3) != 're:') {
$subject = 'Re: ' . $subject;
}
/* this corrects some wrapping/quoting problems on replies */
$rewrap_body = explode("\n", $body);
$from = is_array($orig_header->from) && !empty($orig_header->from) ? $orig_header->from[0] : $orig_header->from;
$body = '';
$strip_sigs = getPref($data_dir, $username, 'strip_sigs');
foreach ($rewrap_body as $line) {
if ($strip_sigs && rtrim($line, "\r\n") == '-- ') {
break;
}
if (preg_match("/^(>+)/", $line, $matches)) {
$gt = $matches[1];
$body .= $body_quote . str_replace("\n", "\n{$body_quote}{$gt} ", rtrim($line)) . "\n";
} else {
$body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n{$body_quote}" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
}
}
//rewrap the body to clean up quotations and line lengths
$body = sqBodyWrap($body, $editor_size);
$body = getReplyCitation($from, $orig_header->date) . $body;
$composeMessage->reply_rfc822_header = $orig_header;
break;
default:
break;
}
//FIXME: we used to register $compose_messages in the session here, but not any more - so do we still need the session_write_close() and sqimap_logout() here? We probably need the IMAP logout, but what about the session closure?
session_write_close();
sqimap_logout($imapConnection);
}
$ret = array('send_to' => $send_to, 'send_to_cc' => $send_to_cc, 'send_to_bcc' => $send_to_bcc, 'subject' => $subject, 'mailprio' => $mailprio, 'body' => $body, 'identity' => $identity);
return $ret;
}
/**
* Decodes headers
*
* This function decodes strings that are encoded according to
* RFC1522 (MIME Part Two: Message Header Extensions for Non-ASCII Text).
* Patched by Christian Schmidt <*****@*****.**> 23/03/2002
*
* @param string $string header string that has to be made readable
* @param boolean $utfencode change message in order to be readable on user's charset. defaults to true
* @param boolean $htmlsafe preserve spaces and sanitize html special characters. defaults to true
* @param boolean $decide decide if string can be utfencoded. defaults to false
* @return string decoded header string
*/
function decodeHeader($string, $utfencode = true, $htmlsafe = true, $decide = false)
{
global $languages, $squirrelmail_language, $default_charset;
if (is_array($string)) {
$string = implode("\n", $string);
}
if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decodeheader')) {
$string = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decodeheader', $string);
// Do we need to return at this point?
// return $string;
}
$i = 0;
$iLastMatch = -2;
$encoded = true;
// FIXME: spaces are allowed inside quoted-printable encoding, but the following line will bust up any such encoded strings
$aString = explode(' ', $string);
$ret = '';
foreach ($aString as $chunk) {
if ($encoded && $chunk === '') {
continue;
} elseif ($chunk === '') {
$ret .= ' ';
continue;
}
$encoded = false;
/* if encoded words are not separated by a linear-space-white we still catch them */
$j = $i - 1;
while ($match = preg_match('/^(.*)=\\?([^?]*)\\?(Q|B)\\?([^?]*)\\?=(.*)$/Ui', $chunk, $res)) {
/* if the last chunk isn't an encoded string then put back the space, otherwise don't */
if ($iLastMatch !== $j) {
if ($htmlsafe) {
$ret .= ' ';
} else {
$ret .= ' ';
}
}
$iLastMatch = $i;
$j = $i;
if ($htmlsafe) {
$ret .= sm_encode_html_special_chars($res[1]);
} else {
$ret .= $res[1];
}
$encoding = ucfirst($res[3]);
/* decide about valid decoding */
if ($decide && is_conversion_safe($res[2])) {
$utfencode = true;
$can_be_encoded = true;
} else {
$can_be_encoded = false;
}
switch ($encoding) {
case 'B':
$replace = base64_decode($res[4]);
if ($utfencode) {
if ($can_be_encoded) {
/* convert string to different charset,
* if functions asks for it (usually in compose)
*/
$ret .= charset_convert($res[2], $replace, $default_charset, $htmlsafe);
} else {
// convert string to html codes in order to display it
$ret .= charset_decode($res[2], $replace);
}
} else {
if ($htmlsafe) {
$replace = sm_encode_html_special_chars($replace);
}
$ret .= $replace;
}
break;
case 'Q':
$replace = str_replace('_', ' ', $res[4]);
$replace = preg_replace_callback('/=([0-9a-f]{2})/i', create_function('$matches', 'return chr(hexdec($matches[1]));'), $replace);
if ($utfencode) {
if ($can_be_encoded) {
/* convert string to different charset,
* if functions asks for it (usually in compose)
*/
$replace = charset_convert($res[2], $replace, $default_charset, $htmlsafe);
} else {
// convert string to html codes in order to display it
$replace = charset_decode($res[2], $replace);
}
} else {
if ($htmlsafe) {
$replace = sm_encode_html_special_chars($replace);
}
}
$ret .= $replace;
break;
default:
break;
}
$chunk = $res[5];
$encoded = true;
}
if (!$encoded) {
if ($htmlsafe) {
$ret .= ' ';
} else {
$ret .= ' ';
}
}
if (!$encoded && $htmlsafe) {
$ret .= sm_encode_html_special_chars($chunk);
} else {
$ret .= $chunk;
}
++$i;
}
/* remove the first added space */
if ($ret) {
if ($htmlsafe) {
$ret = substr($ret, 5);
} else {
$ret = substr($ret, 1);
}
}
return $ret;
}