src/imap/cmd-delete.c

/* Copyright (c) 2002-2018 Dovecot authors, see the included COPYING file */

#include "imap-common.h"
#include "imap-commands.h"

bool cmd_delete(struct client_command_context *cmd)
{
    struct client *client = cmd->client;
    struct mail_namespace *ns;
    struct mailbox *box;
    const char *name, *errstr;
    enum mail_error error;
    bool disconnect = FALSE;

    /* <mailbox> */
    if (!client_read_string_args(cmd, 1, &name))
        return FALSE;

    ns = client_find_namespace(cmd, &name);
    if (ns == NULL)
        return TRUE;

    box = mailbox_alloc(ns->list, name, 0);
    mailbox_set_reason(box, "DELETE");
    if (mailbox_is_any_inbox(box)) {
        /* IMAP protocol allows this, but I think it's safer to
           not allow it. */
        mailbox_free(&box);
        client_send_tagline(cmd, "NO INBOX can't be deleted.");
        return TRUE;
    }
    if (client->mailbox != NULL &&
        mailbox_backends_equal(box, client->mailbox)) {
        /* deleting selected mailbox. close it first */
        client_search_updates_free(client);
        mailbox_free(&client->mailbox);
        disconnect = TRUE;
    }

    if (mailbox_delete(box) == 0)
        client_send_tagline(cmd, "OK Delete completed.");
    else {
        errstr = mailbox_get_last_error(box, &error);
        if (error != MAIL_ERROR_EXISTS)
            client_send_box_error(cmd, box);
        else {
            /* mailbox has children */
            client_send_tagline(cmd, t_strdup_printf("NO %s", errstr));
        }
    }
    mailbox_free(&box);

    if (disconnect) {
        client_disconnect_with_error(cmd->client,
            "Selected mailbox was deleted, have to disconnect.");
    }
    return TRUE;
}