/*
 * Copyright (c) 2005 Atheme Development Group
 * Copyright (c) 2017 ChatLounge IRC Network Development Team
 *
 * Rights to this code are documented in doc/LICENSE.
 *
 * This file contains routines to handle the GroupServ HELP command.
 *
 */

#include "atheme.h"
#include "groupserv.h"

DECLARE_MODULE_V1
(
	"groupserv/set_joinflags", false, _modinit, _moddeinit,
	PACKAGE_STRING,
	VENDOR_STRING
);

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

command_t gs_set_joinflags = { "JOINFLAGS", N_("Sets the flags users will be given when they JOIN the group."), AC_AUTHENTICATED, 2, gs_cmd_set_joinflags, { .path = "groupserv/set_joinflags" } };

static void gs_cmd_set_joinflags(sourceinfo_t *si, int parc, char *parv[])
{
	mygroup_t *mg;
	char *joinflags = parv[1];
	unsigned int flags = 0;

	if (!(mg = mygroup_find(parv[0])))
	{
		command_fail(si, fault_nosuch_target, _("Group \2%s\2 does not exist."), parv[0]);
		return;
	}

	if (!groupacs_sourceinfo_has_flag(mg, si, GA_SET))
	{
		command_fail(si, fault_noprivs, _("You are not authorized to execute this command."));
		return;
	}

	if (!joinflags || !strcasecmp("OFF", joinflags) || !strcasecmp("NONE", joinflags))
	{
		/* not in a namespace to allow more natural use of SET PROPERTY.
		 * they may be able to introduce spaces, though. c'est la vie.
		 */
		if (metadata_find(mg, "joinflags"))
		{
			metadata_delete(mg, "joinflags");
			logcommand(si, CMDLOG_SET, "SET:JOINFLAGS:NONE: \2%s\2", entity(mg)->name);
			command_success_nodata(si, _("The group-specific join flags for \2%s\2 have been cleared."), parv[0]);

			notify_group_set_change(si, si->smu, mg, "JOINFLAGS", "None");
			return;
		}

		command_fail(si, fault_nochange, _("Join flags for \2%s\2 were not set."), parv[0]);
		return;
	}

	if (!strncasecmp(joinflags, "-", 1))
	{
		command_fail(si, fault_badparams, _("You can't set join flags to be removed."));
		return;
	}

	flags = gs_flags_parser(joinflags, 0, flags);

	/* we'll overwrite any existing metadata */
	metadata_add(mg, "joinflags", number_to_string(flags));

	logcommand(si, CMDLOG_SET, "SET:JOINFLAGS: \2%s\2 \2%s\2", entity(mg)->name, joinflags);
	command_success_nodata(si, _("The join flags of \2%s\2 have been set to: \2%s\2"), parv[0], joinflags);

	notify_group_set_change(si, si->smu, mg, "JOINFLAGS", joinflags);
}

void _modinit(module_t *m)
{
	use_groupserv_main_symbols(m);
	use_groupserv_set_symbols(m);

	command_add(&gs_set_joinflags, gs_set_cmdtree);
}

void _moddeinit(module_unload_intent_t intent)
{
	command_delete(&gs_set_joinflags, gs_set_cmdtree);
}