/**
 * invite.C: This file contains code for the ChanServ INVITE functions.
 *
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are as documented in COPYING.
 *
 *
 * Portions of this file were derived from sources bearing the following license:
 * Copyright © 2005 William Pitcock, et al.
 * Rights to this code are as documented in doc/pod/license.pod.
 *
 * $Id: invite.C,v 1.8 2007/09/22 14:27:27 pippijn Exp $
 */

#include "atheme.h"
#include <ermyth/module.h>
#include <account/mychan.h>
#include <account/chanacs.h>

static char const rcsid[] = "$Id: invite.C,v 1.8 2007/09/22 14:27:27 pippijn Exp $";

REGISTER_MODULE ("chanserv/invite", false, "The Ermyth Team <http://ermyth.xinutec.org>");

static void cs_cmd_invite (sourceinfo_t *si, int parc, char *parv[]);

command_t const cs_invite = { "INVITE", N_("Invites you to a channel."), AC_NONE, 1, cs_cmd_invite };

E cmdvec cs_cmdtree;
E helpvec cs_helptree;

bool
_modinit (module *m)
{
  cs_cmdtree << cs_invite;
  help_addentry (cs_helptree, "INVITE", "help/chanserv/invite", NULL);

  return true;
}

void
_moddeinit ()
{
  cs_cmdtree >> cs_invite;
  help_delentry (cs_helptree, "INVITE");
}

static void
cs_cmd_invite (sourceinfo_t *si, int parc, char *parv[])
{
  char *chan = parv[0];
  mychan_t *mc;

  if (si->su == NULL)
    {
      command_fail (si, fault::noprivs, _("\2%s\2 can only be executed via IRC."), "INVITE");
      return;
    }

  if (!chan)
    {
      command_fail (si, fault::needmoreparams, STR_INSUFFICIENT_PARAMS, "INVITE");
      command_fail (si, fault::needmoreparams, _("Syntax: INVITE <#channel>"));
      return;
    }

  mc = mychan_t::find (chan);
  if (!mc)
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is not registered."), chan);
      return;
    }

  if (mc->find_metadata ("private:close:closer"))
    {
      command_fail (si, fault::noprivs, _("\2%s\2 is closed."), chan);
      return;
    }

  if (!chanacs_source_has_flag (mc, si, CA_INVITE))
    {
      command_fail (si, fault::noprivs, _("You are not authorized to perform this operation."));
      return;
    }

  if (chanuser_find (mc->chan, si->su))
    {
      command_fail (si, fault::noprivs, _("You're already on \2%s\2."), mc->name);
      return;
    }

  if (!mc->chan)
    {
      command_fail (si, fault::nosuch_target, _("\2%s\2 is currently empty."), mc->name);
      return;
    }

  phandler->invite_sts (si->service->me, si->su, mc->chan);
  logcommand (si, CMDLOG_SET, "%s INVITE", mc->name);
  command_success_nodata (si, _("You have been invited to \2%s\2."), mc->name);
}