Add workaround for invalid message charset detection by IMAP servers (#1488968)

pull/59/head
Aleksander Machniak 12 years ago
parent 9e46fb535d
commit 726297e5f8

@ -1,6 +1,7 @@
CHANGELOG Roundcube Webmail
===========================
========================a===
- Add workaround for invalid message charset detection by IMAP servers (#1488968)
- Fix NUL characters in content-type of ms-tnef attachment (#1488964)
- Fix regression in handling LDAP contact identifiers (#1488959)
- Updated translations from Transifex

@ -1634,9 +1634,15 @@ class rcube_imap extends rcube_storage
// Example of structure for malformed MIME message:
// ("text" "plain" NIL NIL NIL "7bit" 2154 70 NIL NIL NIL)
if ($headers->ctype && !is_array($structure[0]) && $headers->ctype != 'text/plain'
&& strtolower($structure[0].'/'.$structure[1]) == 'text/plain') {
&& strtolower($structure[0].'/'.$structure[1]) == 'text/plain'
) {
// A special known case "Content-type: text" (#1488968)
if ($headers->ctype == 'text') {
$structure[1] = 'plain';
$headers->ctype = 'text/plain';
}
// we can handle single-part messages, by simple fix in structure (#1486898)
if (preg_match('/^(text|application)\/(.*)/', $headers->ctype, $m)) {
else if (preg_match('/^(text|application)\/(.*)/', $headers->ctype, $m)) {
$structure[0] = $m[1];
$structure[1] = $m[2];
}
@ -1660,13 +1666,23 @@ class rcube_imap extends rcube_storage
$struct = $this->structure_part($structure, 0, '', $headers);
}
// don't trust given content-type
if (empty($struct->parts) && !empty($headers->ctype)) {
// some workarounds on simple messages...
if (empty($struct->parts)) {
// ...don't trust given content-type
if (!empty($headers->ctype)) {
$struct->mime_id = '1';
$struct->mimetype = strtolower($headers->ctype);
list($struct->ctype_primary, $struct->ctype_secondary) = explode('/', $struct->mimetype);
}
// ...and charset (there's a case described in #1488968 where invalid content-type
// results in invalid charset in BODYSTRUCTURE)
if (!empty($headers->charset) && $headers->charset != $struct->ctype_parameters['charset']) {
$struct->charset = $headers->charset;
$struct->ctype_parameters['charset'] = $headers->charset;
}
}
$headers->structure = $struct;
return $this->icache['message'] = $headers;

@ -1854,7 +1854,7 @@ function rcmail_attachment_name($attachment, $display = false)
$filename = rcube_label('htmlmessage');
}
else {
$ext = rcube_mime::get_mime_extensions($attachment->mimetype);
$ext = (array) rcube_mime::get_mime_extensions($attachment->mimetype);
$ext = array_shift($ext);
$filename = rcube_label('messagepart') . ' ' . $attachment->mime_id;
if ($ext) {

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