lib-storage: Don't try to add attachment flags if stream only has message header

This could have caused wrong attachment flag to be added with imapc format,
because the body wasn't parsed. Other mailbox formats always had a message
body included in the stream.

diff --git a/src/lib-storage/index/index-mail.c b/src/lib-storage/index/index-mail.c
index 3c70bd96313e134221d1d6cded6e02b67c836201..dfb76e9a358c9e35f9618abf7f68a707e95d560d 100644 (file)
--- a/src/lib-storage/index/index-mail.c
+++ b/src/lib-storage/index/index-mail.c
@@ -1386,7 +1386,7 @@ int index_mail_init_stream(struct index_mail *mail,
                        index_mail_stream_destroy_callback, mail);
        }
 
-       bool want_attachment_kw =
+       bool want_attachment_kw = !data->stream_has_only_header &&
                index_mail_want_attachment_keywords_on_fetch(mail);
        if (want_attachment_kw) {
                data->access_part |= PARSE_HDR | PARSE_BODY;