select.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2001, 2003, 2005, 2006,
2007 Free Software Foundation, Inc.
GNU Mailutils 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, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301 USA */
#include "imap4d.h"
static int select_flags;
/* select ::= "SELECT" SPACE mailbox */
int
imap4d_select (struct imap4d_command *command, char *arg)
{
return imap4d_select0 (command, arg, MU_STREAM_RDWR);
}
/* This code is share with EXAMINE. */
int
imap4d_select0 (struct imap4d_command *command, char *arg, int flags)
{
char *mailbox_name, *sp = NULL;
int status;
/* FIXME: Check state. */
mailbox_name = util_getword (arg, &sp);
util_unquote (&mailbox_name);
if (mailbox_name == NULL || *mailbox_name == '\0')
return util_finish (command, RESP_BAD, "Too few arguments");
/* Even if a mailbox is selected, a SELECT EXAMINE or LOGOUT
command MAY be issued without previously issuing a CLOSE command.
The SELECT, EXAMINE, and LOGUT commands implictly close the
currently selected mailbox without doing an expunge. */
if (mbox)
{
mu_mailbox_save_attributes (mbox);
mu_mailbox_close (mbox);
mu_mailbox_destroy (&mbox);
/* Destroy the old uid table. */
imap4d_sync ();
}
if (strcmp (mailbox_name, "INBOX") == 0)
flags |= MU_STREAM_CREAT;
mailbox_name = namespace_getfullpath (mailbox_name, "/");
if (!mailbox_name)
return util_finish (command, RESP_NO, "Couldn't open mailbox");
if ((status = mu_mailbox_create (&mbox, mailbox_name)) == 0
&& (status = mu_mailbox_open (mbox, flags)) == 0)
{
select_flags = flags;
state = STATE_SEL;
imap4d_set_observer (mbox);
if ((status = imap4d_select_status ()) == 0)
{
free (mailbox_name);
/* Need to set the state explicitely for select. */
return util_send ("%s OK [%s] %s Completed\r\n", command->tag,
(flags & MU_STREAM_READ) ?
"READ-ONLY" : "READ-WRITE", command->name);
}
}
status = util_finish (command, RESP_NO, "Couldn't open %s, %s",
mailbox_name, mu_strerror (status));
free (mailbox_name);
return status;
}
/* The code is shared between select and noop */
int
imap4d_select_status ()
{
const char *mflags = "\\Answered \\Flagged \\Deleted \\Seen \\Draft";
const char *pflags = "\\Answered \\Deleted \\Seen";
unsigned long uidvalidity = 0;
size_t count = 0, recent = 0, unseen = 0, uidnext = 0;
int status = 0;
if (state != STATE_SEL)
return 0; /* FIXME: this should be something! */
if ((status = util_uidvalidity (mbox, &uidvalidity))
|| (status = mu_mailbox_uidnext (mbox, &uidnext))
|| (status = mu_mailbox_messages_count (mbox, &count))
|| (status = mu_mailbox_messages_recent (mbox, &recent))
|| (status = mu_mailbox_message_unseen (mbox, &unseen)))
return status;
/* This outputs EXISTS and RECENT responses */
imap4d_sync();
util_out (RESP_OK, "[UIDVALIDITY %d] UID valididy status", uidvalidity);
util_out (RESP_OK, "[UIDNEXT %d] Predicted next uid", uidnext);
if (unseen)
util_out (RESP_OK, "[UNSEEN %d] first unseen messsage ", unseen);
util_out (RESP_NONE, "FLAGS (%s)", mflags);
/* FIXME:
- '\*' can be supported if we use the attribute_set userflag()
- Answered is still not set in the mailbox code. */
if (select_flags & MU_STREAM_READ)
util_out (RESP_OK, "[PERMANENTFLAGS ()] No Permanent flags");
else
util_out (RESP_OK, "[PERMANENTFLAGS (%s)] Permanent flags", pflags);
return 0;
}