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#include <stdlib.h>
#include <glib.h>
#include <gmodule.h>
#include <check.h>
#include <string.h>
#include "irc.h"
#include "set.h"
#include "misc.h"
#include "url.h"

START_TEST(test_strip_linefeed)
{
	int i;
	const char *get[] = { "Test", "Test\r", "Test\rX\r", NULL };
	const char *expected[] = { "Test", "Test", "TestX", NULL };

	for (i = 0; get[i]; i++) {
		char copy[20];
		strcpy(copy, get[i]);
		strip_linefeed(copy);
		fail_unless (strcmp(copy, expected[i]) == 0, 
					 "(%d) strip_linefeed broken: %s -> %s (expected: %s)", 
					 i, get[i], copy, expected[i]);
	}
}
END_TEST

START_TEST(test_strip_newlines)
{
	int i;
	const char *get[] = { "Test", "Test\r\n", "Test\nX\n", NULL };
	const char *expected[] = { "Test", "Test  ", "Test X ", NULL };

	for (i = 0; get[i]; i++) {
		char copy[20], *ret;
		strcpy(copy, get[i]);
		ret = strip_newlines(copy);
		fail_unless (strcmp(copy, expected[i]) == 0, 
					 "(%d) strip_newlines broken: %s -> %s (expected: %s)", 
					 i, get[i], copy, expected[i]);
		fail_unless (copy == ret, "Original string not returned"); 
	}
}
END_TEST

START_TEST(test_set_url_http)
	url_t url;
	
	fail_if (0 == url_set(&url, "http://host/"));
	fail_unless (!strcmp(url.host, "host"));
	fail_unless (!strcmp(url.file, "/"));
	fail_unless (!strcmp(url.user, ""));
	fail_unless (!strcmp(url.pass, ""));
	fail_unless (url.proto == PROTO_HTTP);
	fail_unless (url.port == 80);
END_TEST

START_TEST(test_set_url_https)
	url_t url;
	
	fail_if (0 == url_set(&url, "https://ahost/AimeeMann"));
	fail_unless (!strcmp(url.host, "ahost"));
	fail_unless (!strcmp(url.file, "/AimeeMann"));
	fail_unless (!strcmp(url.user, ""));
	fail_unless (!strcmp(url.pass, ""));
	fail_unless (url.proto == PROTO_HTTPS);
	fail_unless (url.port == 443);
END_TEST

START_TEST(test_set_url_port)
	url_t url;
	
	fail_if (0 == url_set(&url, "https://ahost:200/Lost/In/Space"));
	fail_unless (!strcmp(url.host, "ahost"));
	fail_unless (!strcmp(url.file, "/Lost/In/Space"));
	fail_unless (!strcmp(url.user, ""));
	fail_unless (!strcmp(url.pass, ""));
	fail_unless (url.proto == PROTO_HTTPS);
	fail_unless (url.port == 200);
END_TEST

START_TEST(test_set_url_username)
	url_t url;
	
	fail_if (0 == url_set(&url, "socks4://user@ahost/Space"));
	fail_unless (!strcmp(url.host, "ahost"));
	fail_unless (!strcmp(url.file, "/Space"));
	fail_unless (!strcmp(url.user, "user"));
	fail_unless (!strcmp(url.pass, ""));
	fail_unless (url.proto == PROTO_SOCKS4);
	fail_unless (url.port == 1080);
END_TEST

START_TEST(test_set_url_username_pwd)
	url_t url;
	
	fail_if (0 == url_set(&url, "socks5://user:pass@ahost/"));
	fail_unless (!strcmp(url.host, "ahost"));
	fail_unless (!strcmp(url.file, "/"));
	fail_unless (!strcmp(url.user, "user"));
	fail_unless (!strcmp(url.pass, "pass"));
	fail_unless (url.proto == PROTO_SOCKS5);
	fail_unless (url.port == 1080);
END_TEST

struct
{
	char *orig;
	int line_len;
	char *wrapped;
} word_wrap_tests[] = {
	{
		"Line-wrapping is not as easy as it seems?",
		16,
		"Line-wrapping is\nnot as easy as\nit seems?"
	},
	{
		"Line-wrapping is not as easy as it seems?",
		8,
		"Line-\nwrapping\nis not\nas easy\nas it\nseems?"
	},
	{
		"Line-wrapping is\nnot as easy as it seems?",
		8,
		"Line-\nwrapping\nis\nnot as\neasy as\nit\nseems?"
	},
	{
		"a aa aaa aaaa aaaaa aaaaaa aaaaaaa aaaaaaaa",
		5,
		"a aa\naaa\naaaa\naaaaa\naaaaa\na\naaaaa\naa\naaaaa\naaa",
	},
	{
		"aaaaaaaa aaaaaaa aaaaaa aaaaa aaaa aaa aa a",
		5,
		"aaaaa\naaa\naaaaa\naa\naaaaa\na\naaaaa\naaaa\naaa\naa a",
	},
	{
		"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
		5,
		"aaaaa\naaaaa\naaaaa\naaaaa\naaaaa\naaaaa\naaaaa\na",
	},
	{
		NULL
	}
};

START_TEST(test_word_wrap)
	int i;
	
	for( i = 0; word_wrap_tests[i].orig && *word_wrap_tests[i].orig; i ++ )
	{
		char *wrapped = word_wrap( word_wrap_tests[i].orig, word_wrap_tests[i].line_len );
		
		fail_unless( strcmp( word_wrap_tests[i].wrapped, wrapped ) == 0,
		             "%s (line_len = %d) should wrap to `%s', not to `%s'",
		             word_wrap_tests[i].orig, word_wrap_tests[i].line_len,
		             word_wrap_tests[i].wrapped, wrapped );
		
		g_free( wrapped );
	}
END_TEST

Suite *util_suite (void)
{
	Suite *s = suite_create("Util");
	TCase *tc_core = tcase_create("Core");
	suite_add_tcase (s, tc_core);
	tcase_add_test (tc_core, test_strip_linefeed);
	tcase_add_test (tc_core, test_strip_newlines);
	tcase_add_test (tc_core, test_set_url_http);
	tcase_add_test (tc_core, test_set_url_https);
	tcase_add_test (tc_core, test_set_url_port);
	tcase_add_test (tc_core, test_set_url_username);
	tcase_add_test (tc_core, test_set_url_username_pwd);
	tcase_add_test (tc_core, test_word_wrap);
	return s;
}
' href='#n1374'>1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564
/********************************************************************\
  * BitlBee -- An IRC to other IM-networks gateway                     *
  *                                                                    *
  * Copyright 2002-2013 Wilmer van der Gaast and others                *
  \********************************************************************/

/* User manager (root) commands                                         */

/*
  This program 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 2 of the License, or
  (at your option) any later version.

  This program 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 with
  the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
  if not, write to the Free Software Foundation, Inc., 51 Franklin St.,
  Fifth Floor, Boston, MA  02110-1301  USA
*/

#define BITLBEE_CORE
#include "commands.h"
#include "bitlbee.h"
#include "help.h"
#include "ipc.h"

void root_command_string(irc_t *irc, char *command)
{
	root_command(irc, split_command_parts(command, 0));
}

#define MIN_ARGS(x, y ...)                                                    \
	do                                                                     \
	{                                                                      \
		int blaat;                                                     \
		for (blaat = 0; blaat <= x; blaat++) {                         \
			if (cmd[blaat] == NULL)                               \
			{                                                      \
				irc_rootmsg(irc, "Not enough parameters given (need %d).", x); \
				return y;                                      \
			} }                                                      \
	} while (0)

void root_command(irc_t *irc, char *cmd[])
{
	int i, len;

	if (!cmd[0]) {
		return;
	}

	len = strlen(cmd[0]);
	for (i = 0; root_commands[i].command; i++) {
		if (g_strncasecmp(root_commands[i].command, cmd[0], len) == 0) {
			if (root_commands[i + 1].command &&
			    g_strncasecmp(root_commands[i + 1].command, cmd[0], len) == 0) {
				/* Only match on the first letters if the match is unique. */
				break;
			}

			MIN_ARGS(root_commands[i].required_parameters);

			root_commands[i].execute(irc, cmd);
			return;
		}
	}

	irc_rootmsg(irc, "Unknown command: %s. Please use \x02help commands\x02 to get a list of available commands.",
	            cmd[0]);
}

static void cmd_help(irc_t *irc, char **cmd)
{
	char param[80];
	int i;
	char *s;

	memset(param, 0, sizeof(param));
	for (i = 1; (cmd[i] != NULL && (strlen(param) < (sizeof(param) - 1))); i++) {
		if (i != 1) {   // prepend space except for the first parameter
			strcat(param, " ");
		}
		strncat(param, cmd[i], sizeof(param) - strlen(param) - 1);
	}

	s = help_get(&(global.help), param);
	if (!s) {
		s = help_get(&(global.help), "");
	}

	if (s) {
		irc_rootmsg(irc, "%s", s);
		g_free(s);
	} else {
		irc_rootmsg(irc, "Error opening helpfile.");
	}
}

static void cmd_account(irc_t *irc, char **cmd);
static void bitlbee_whatsnew(irc_t *irc);

static void cmd_identify(irc_t *irc, char **cmd)
{
	storage_status_t status;
	gboolean load = TRUE;
	char *password = cmd[1];

	if (irc->status & USTATUS_IDENTIFIED) {
		irc_rootmsg(irc, "You're already logged in.");
		return;
	}

	if (cmd[1] == NULL) {
	} else if (strncmp(cmd[1], "-no", 3) == 0) {
		load = FALSE;
		password = cmd[2];
		if (password == NULL) {
			irc->status |= OPER_HACK_IDENTIFY_NOLOAD;
		}
	} else if (strncmp(cmd[1], "-force", 6) == 0) {
		password = cmd[2];
		if (password == NULL) {
			irc->status |= OPER_HACK_IDENTIFY_FORCE;
		}
	} else if (irc->b->accounts != NULL) {
		irc_rootmsg(irc,
		            "You're trying to identify yourself, but already have "
		            "at least one IM account set up. "
		            "Use \x02identify -noload\x02 or \x02identify -force\x02 "
		            "instead (see \x02help identify\x02).");
		return;
	}

	if (password == NULL) {
		irc_rootmsg(irc, "About to identify, use /OPER to enter the password");
		irc->status |= OPER_HACK_IDENTIFY;
		return;
	}

	status = auth_check_pass(irc, irc->user->nick, password);
	if (load && (status == STORAGE_OK)) {
		status = storage_load(irc, password);
	}

	switch (status) {
	case STORAGE_INVALID_PASSWORD:
		irc_rootmsg(irc, "Incorrect password");
		break;
	case STORAGE_NO_SUCH_USER:
		irc_rootmsg(irc, "The nick is (probably) not registered");
		break;
	case STORAGE_OK:
		irc_rootmsg(irc, "Password accepted%s",
		            load ? ", settings and accounts loaded" : "");
		irc->status |= USTATUS_IDENTIFIED;
		irc_umode_set(irc, "+R", 1);

		if (irc->caps & CAP_SASL) {
			irc_user_t *iu = irc->user;
			irc_send_num(irc, 900, "%s!%s@%s %s :You are now logged in as %s",
				iu->nick, iu->user, iu->host, iu->nick, iu->nick);
		}

		bitlbee_whatsnew(irc);

		/* The following code is a bit hairy now. With takeover
		   support, we shouldn't immediately auto_connect in case
		   we're going to offer taking over an existing session.
		   Do it in 200ms since that should give the parent process
		   enough time to come back to us. */
		if (load) {
			irc_channel_auto_joins(irc, NULL);
			if (!set_getbool(&irc->default_channel->set, "auto_join")) {
				irc_channel_del_user(irc->default_channel, irc->user,
				                     IRC_CDU_PART, "auto_join disabled "
				                     "for this channel.");
			}
			if (set_getbool(&irc->b->set, "auto_connect")) {
				irc->login_source_id = b_timeout_add(200,
				                                     cmd_identify_finish, irc);
			}
		}

		/* If ipc_child_identify() returns FALSE, it means we're
		   already sure that there's no takeover target (only
		   possible in 1-process daemon mode). Start auto_connect
		   immediately. */
		if (!ipc_child_identify(irc) && load) {
			cmd_identify_finish(irc, 0, 0);
		}

		break;
	case STORAGE_OTHER_ERROR:
	default:
		irc_rootmsg(irc, "Unknown error while loading configuration");
		break;
	}
}

gboolean cmd_identify_finish(gpointer data, gint fd, b_input_condition cond)
{
	char *account_on[] = { "account", "on", NULL };
	irc_t *irc = data;

	if (set_getbool(&irc->b->set, "auto_connect")) {
		cmd_account(irc, account_on);
	}

	b_event_remove(irc->login_source_id);
	irc->login_source_id = -1;
	return FALSE;
}

static void cmd_register(irc_t *irc, char **cmd)
{
	char s[16];

	if (global.conf->authmode == AUTHMODE_REGISTERED) {
		irc_rootmsg(irc, "This server does not allow registering new accounts");
		return;
	}

	if (cmd[1] == NULL) {
		irc_rootmsg(irc, "About to register, use /OPER to enter the password");
		irc->status |= OPER_HACK_REGISTER;
		return;
	}

	switch (storage_save(irc, cmd[1], FALSE)) {
	case STORAGE_ALREADY_EXISTS:
		irc_rootmsg(irc, "Nick is already registered");
		break;

	case STORAGE_OK:
		irc_rootmsg(irc, "Account successfully created");
		irc_setpass(irc, cmd[1]);
		irc->status |= USTATUS_IDENTIFIED;
		irc_umode_set(irc, "+R", 1);

		if (irc->caps & CAP_SASL) {
			irc_user_t *iu = irc->user;
			irc_send_num(irc, 900, "%s!%s@%s %s :You are now logged in as %s",
				iu->nick, iu->user, iu->host, iu->nick, iu->nick);
		}

		/* Set this var now, or anyone who logs in to his/her
		   newly created account for the first time gets the
		   whatsnew story. */
		g_snprintf(s, sizeof(s), "%d", BITLBEE_VERSION_CODE);
		set_setstr(&irc->b->set, "last_version", s);
		break;

	default:
		irc_rootmsg(irc, "Error registering");
		break;
	}
}

static void cmd_drop(irc_t *irc, char **cmd)
{
	storage_status_t status;

	status = auth_check_pass(irc, irc->user->nick, cmd[1]);
	if (status == STORAGE_OK) {
		status = storage_remove(irc->user->nick);
	}

	switch (status) {
	case STORAGE_NO_SUCH_USER:
		irc_rootmsg(irc, "That account does not exist");
		break;
	case STORAGE_INVALID_PASSWORD:
		irc_rootmsg(irc, "Password invalid");
		break;
	case STORAGE_OK:
		irc_setpass(irc, NULL);
		irc->status &= ~USTATUS_IDENTIFIED;
		irc_umode_set(irc, "-R", 1);
		irc_rootmsg(irc, "Account `%s' removed", irc->user->nick);
		break;
	default:
		irc_rootmsg(irc, "Error: `%d'", status);
		break;
	}
}

static void cmd_save(irc_t *irc, char **cmd)
{
	if ((irc->status & USTATUS_IDENTIFIED) == 0) {
		irc_rootmsg(irc, "Please create an account first (see \x02help register\x02)");
	} else if (storage_save(irc, NULL, TRUE) == STORAGE_OK) {
		irc_rootmsg(irc, "Configuration saved");
	} else {
		irc_rootmsg(irc, "Configuration could not be saved!");
	}
}

static void cmd_showset(irc_t *irc, set_t **head, char *key)
{
	set_t *set;
	char *val;

	if ((val = set_getstr(head, key))) {
		irc_rootmsg(irc, "%s = `%s'", key, val);
	} else if (!(set = set_find(head, key))) {
		irc_rootmsg(irc, "Setting `%s' does not exist.", key);
		if (*head == irc->b->set) {
			irc_rootmsg(irc, "It might be an account or channel setting. "
			            "See \x02help account set\x02 and \x02help channel set\x02.");
		}
	} else if (set->flags & SET_PASSWORD) {
		irc_rootmsg(irc, "%s = `********' (hidden)", key);
	} else {
		irc_rootmsg(irc, "%s is empty", key);
	}
}

typedef set_t** (*cmd_set_findhead)(irc_t*, char*);
typedef int (*cmd_set_checkflags)(irc_t*, set_t *set);

static int cmd_set_real(irc_t *irc, char **cmd, set_t **head, cmd_set_checkflags checkflags)
{
	char *set_name = NULL, *value = NULL;
	gboolean del = FALSE;

	if (cmd[1] && g_strncasecmp(cmd[1], "-del", 4) == 0) {
		MIN_ARGS(2, 0);
		set_name = cmd[2];
		del = TRUE;
	} else {
		set_name = cmd[1];
		value = cmd[2];
	}

	if (set_name && (value || del)) {
		set_t *s = set_find(head, set_name);
		int st;

		if (s && s->flags & SET_LOCKED) {
			irc_rootmsg(irc, "This setting can not be changed");
			return 0;
		}
		if (s && checkflags && checkflags(irc, s) == 0) {
			return 0;
		}

		if (del) {
			st = set_reset(head, set_name);
		} else {
			st = set_setstr(head, set_name, value);
		}

		if (set_getstr(head, set_name) == NULL &&
		    set_find(head, set_name)) {
			/* This happens when changing the passwd, for example.
			   Showing these msgs instead gives slightly clearer
			   feedback. */
			if (st) {
				irc_rootmsg(irc, "Setting changed successfully");
			} else {
				irc_rootmsg(irc, "Failed to change setting");
			}
		} else {
			cmd_showset(irc, head, set_name);
		}
	} else if (set_name) {
		cmd_showset(irc, head, set_name);
	} else {
		set_t *s = *head;
		while (s) {
			if (set_isvisible(s)) {
				cmd_showset(irc, &s, s->key);
			}
			s = s->next;
		}
	}

	return 1;
}

static int cmd_account_set_checkflags(irc_t *irc, set_t *s)
{
	account_t *a = s->data;

	if (a->ic && s && s->flags & ACC_SET_OFFLINE_ONLY) {
		irc_rootmsg(irc, "This setting can only be changed when the account is %s-line", "off");
		return 0;
	} else if (!a->ic && s && s->flags & ACC_SET_ONLINE_ONLY) {
		irc_rootmsg(irc, "This setting can only be changed when the account is %s-line", "on");
		return 0;
	} else if (a->flags & ACC_FLAG_LOCKED && s && s->flags & ACC_SET_LOCKABLE) {
		irc_rootmsg(irc, "This setting can not be changed for locked accounts");
		return 0;
	}

	return 1;
}

static void cmd_account(irc_t *irc, char **cmd)
{
	account_t *a;
	int len;

	if (global.conf->authmode == AUTHMODE_REGISTERED && !(irc->status & USTATUS_IDENTIFIED)) {
		irc_rootmsg(irc, "This server only accepts registered users");
		return;
	}

	len = strlen(cmd[1]);

	if (len >= 1 && g_strncasecmp(cmd[1], "add", len) == 0) {
		struct prpl *prpl;

		MIN_ARGS(3);

		if (!global.conf->allow_account_add) {
			irc_rootmsg(irc, "This server does not allow adding new accounts");
			return;
		}

		if (cmd[4] == NULL) {
			for (a = irc->b->accounts; a; a = a->next) {
				if (strcmp(a->pass, PASSWORD_PENDING) == 0) {
					irc_rootmsg(irc, "Enter password for account %s "
					            "first (use /OPER)", a->tag);
					return;
				}
			}

			irc->status |= OPER_HACK_ACCOUNT_PASSWORD;
		}

		prpl = find_protocol(cmd[2]);

		if (prpl == NULL) {
			if (is_protocol_disabled(cmd[2])) {
				irc_rootmsg(irc, "Protocol disabled in global config");
			} else {
				irc_rootmsg(irc, "Unknown protocol");
			}
			return;
		}

		for (a = irc->b->accounts; a; a = a->next) {
			if (a->prpl == prpl && prpl->handle_cmp(a->user, cmd[3]) == 0) {
				irc_rootmsg(irc, "Warning: You already have an account with "
				            "protocol `%s' and username `%s'. Are you accidentally "
				            "trying to add it twice?", prpl->name, cmd[3]);
			}
		}

		a = account_add(irc->b, prpl, cmd[3], cmd[4] ? cmd[4] : PASSWORD_PENDING);
		if (cmd[5]) {
			irc_rootmsg(irc, "Warning: Passing a servername/other flags to `account add' "
			            "is now deprecated. Use `account set' instead.");
			set_setstr(&a->set, "server", cmd[5]);
		}

		irc_rootmsg(irc, "Account successfully added with tag %s", a->tag);

		if (cmd[4] == NULL) {
			set_t *oauth = set_find(&a->set, "oauth");
			if (oauth && bool2int(set_value(oauth))) {
				*a->pass = '\0';
				irc_rootmsg(irc, "No need to enter a password for this "
				            "account since it's using OAuth");
			} else {
				irc_rootmsg(irc, "You can now use the /OPER command to "
				            "enter the password");
				if (oauth) {
					irc_rootmsg(irc, "Alternatively, enable OAuth if "
					            "the account supports it: account %s "
					            "set oauth on", a->tag);
				}
			}
		}

		return;
	} else if (len >= 1 && g_strncasecmp(cmd[1], "list", len) == 0) {
		int i = 0;

		if (strchr(irc->umode, 'b')) {
			irc_rootmsg(irc, "Account list:");
		}

		for (a = irc->b->accounts; a; a = a->next) {
			char *con;

			if (a->ic && (a->ic->flags & OPT_LOGGED_IN)) {
				con = " (connected)";
			} else if (a->ic) {
				con = " (connecting)";
			} else if (a->reconnect) {
				con = " (awaiting reconnect)";
			} else {
				con = "";
			}

			irc_rootmsg(irc, "%2d (%s): %s, %s%s", i, a->tag, a->prpl->name, a->user, con);

			i++;
		}
		irc_rootmsg(irc, "End of account list");

		return;
	} else if (cmd[2]) {
		/* Try the following two only if cmd[2] == NULL */
	} else if (len >= 2 && g_strncasecmp(cmd[1], "on", len) == 0) {
		if (irc->b->accounts) {
			irc_rootmsg(irc, "Trying to get all accounts connected...");

			for (a = irc->b->accounts; a; a = a->next) {
				if (!a->ic && a->auto_connect) {
					if (strcmp(a->pass, PASSWORD_PENDING) == 0) {
						irc_rootmsg(irc, "Enter password for account %s "
						            "first (use /OPER)", a->tag);
					} else {
						account_on(irc->b, a);
					}
				}
			}
		} else {
			irc_rootmsg(irc, "No accounts known. Use `account add' to add one.");
		}

		return;
	} else if (len >= 2 && g_strncasecmp(cmd[1], "off", len) == 0) {
		irc_rootmsg(irc, "Deactivating all active (re)connections...");

		for (a = irc->b->accounts; a; a = a->next) {
			if (a->ic) {
				account_off(irc->b, a);
			} else if (a->reconnect) {
				cancel_auto_reconnect(a);
			}
		}

		return;
	}

	MIN_ARGS(2);
	len = strlen(cmd[2]);

	/* At least right now, don't accept on/off/set/del as account IDs even
	   if they're a proper match, since people not familiar with the new
	   syntax yet may get a confusing/nasty surprise. */
	if (g_strcasecmp(cmd[1], "on") == 0 ||
	    g_strcasecmp(cmd[1], "off") == 0 ||
	    g_strcasecmp(cmd[1], "set") == 0 ||
	    g_strcasecmp(cmd[1], "del") == 0 ||
	    (a = account_get(irc->b, cmd[1])) == NULL) {
		irc_rootmsg(irc, "Could not find account `%s'.", cmd[1]);

		return;
	}

	if (len >= 1 && g_strncasecmp(cmd[2], "del", len) == 0) {
		if (a->flags & ACC_FLAG_LOCKED) {
			irc_rootmsg(irc, "Account is locked, can't delete");
		}
		else if (a->ic) {
			irc_rootmsg(irc, "Account is still logged in, can't delete");
		} else {
			account_del(irc->b, a);
			irc_rootmsg(irc, "Account deleted");
		}
	} else if (len >= 2 && g_strncasecmp(cmd[2], "on", len) == 0) {
		if (a->ic) {
			irc_rootmsg(irc, "Account already online");
		} else if (strcmp(a->pass, PASSWORD_PENDING) == 0) {
			irc_rootmsg(irc, "Enter password for account %s "
			            "first (use /OPER)", a->tag);
		} else {
			account_on(irc->b, a);
		}
	} else if (len >= 2 && g_strncasecmp(cmd[2], "off", len) == 0) {
		if (a->ic) {
			account_off(irc->b, a);
		} else if (a->reconnect) {
			cancel_auto_reconnect(a);
			irc_rootmsg(irc, "Reconnect cancelled");
		} else {
			irc_rootmsg(irc, "Account already offline");
		}
	} else if (len >= 1 && g_strncasecmp(cmd[2], "set", len) == 0) {
		cmd_set_real(irc, cmd + 2, &a->set, cmd_account_set_checkflags);
	} else {
		irc_rootmsg(irc,
		            "Unknown command: %s [...] %s. Please use \x02help commands\x02 to get a list of available commands.", "account",
		            cmd[2]);
	}
}

static void cmd_channel(irc_t *irc, char **cmd)
{
	irc_channel_t *ic;
	int len;

	len = strlen(cmd[1]);

	if (len >= 1 && g_strncasecmp(cmd[1], "list", len) == 0) {
		GSList *l;
		int i = 0;

		if (strchr(irc->umode, 'b')) {
			irc_rootmsg(irc, "Channel list:");
		}

		for (l = irc->channels; l; l = l->next) {
			irc_channel_t *ic = l->data;

			irc_rootmsg(irc, "%2d. %s, %s channel%s", i, ic->name,
			            set_getstr(&ic->set, "type"),
			            ic->flags & IRC_CHANNEL_JOINED ? " (joined)" : "");

			i++;
		}
		irc_rootmsg(irc, "End of channel list");

		return;
	}

	if ((ic = irc_channel_get(irc, cmd[1])) == NULL) {
		/* If this doesn't match any channel, maybe this is the short
		   syntax (only works when used inside a channel). */
		if ((ic = irc->root->last_channel) &&
		    (len = strlen(cmd[1])) &&
		    g_strncasecmp(cmd[1], "set", len) == 0) {
			cmd_set_real(irc, cmd + 1, &ic->set, NULL);
		} else {
			irc_rootmsg(irc, "Could not find channel `%s'", cmd[1]);
		}

		return;
	}

	MIN_ARGS(2);
	len = strlen(cmd[2]);

	if (len >= 1 && g_strncasecmp(cmd[2], "set", len) == 0) {
		cmd_set_real(irc, cmd + 2, &ic->set, NULL);
	} else if (len >= 1 && g_strncasecmp(cmd[2], "del", len) == 0) {
		if (!(ic->flags & IRC_CHANNEL_JOINED) &&
		    ic != ic->irc->default_channel) {
			irc_rootmsg(irc, "Channel %s deleted.", ic->name);
			irc_channel_free(ic);
		} else {
			irc_rootmsg(irc, "Couldn't remove channel (main channel %s or "
			            "channels you're still in cannot be deleted).",
			            irc->default_channel->name);
		}
	} else {
		irc_rootmsg(irc,
		            "Unknown command: %s [...] %s. Please use \x02help commands\x02 to get a list of available commands.", "channel",
		            cmd[1]);
	}
}

static void cmd_add(irc_t *irc, char **cmd)
{
	account_t *a;
	int add_on_server = 1;
	char *handle = NULL, *s;

	if (g_strcasecmp(cmd[1], "-tmp") == 0) {
		MIN_ARGS(3);
		add_on_server = 0;
		cmd++;
	}

	if (!(a = account_get(irc->b, cmd[1]))) {
		irc_rootmsg(irc, "Invalid account");
		return;
	} else if (!(a->ic && (a->ic->flags & OPT_LOGGED_IN))) {
		irc_rootmsg(irc, "That account is not on-line");
		return;
	}

	if (cmd[3]) {
		if (!nick_ok(irc, cmd[3])) {
			irc_rootmsg(irc, "The requested nick `%s' is invalid", cmd[3]);
			return;
		} else if (irc_user_by_name(irc, cmd[3])) {
			irc_rootmsg(irc, "The requested nick `%s' already exists", cmd[3]);
			return;
		} else {
			nick_set_raw(a, cmd[2], cmd[3]);
		}
	}

	if ((a->flags & ACC_FLAG_HANDLE_DOMAINS) && cmd[2][0] != '_' &&
	    (!(s = strchr(cmd[2], '@')) || s[1] == '\0')) {
		/* If there's no @ or it's the last char, append the user's
		   domain name now. Exclude handles starting with a _ so
		   adding _xmlconsole will keep working. */
		if (s) {
			*s = '\0';
		}
		if ((s = strchr(a->user, '@'))) {
			cmd[2] = handle = g_strconcat(cmd[2], s, NULL);
		}
	}

	if (add_on_server) {
		irc_channel_t *ic;
		char *s, *group = NULL;;

		if ((ic = irc->root->last_channel) &&
		    (s = set_getstr(&ic->set, "fill_by")) &&
		    strcmp(s, "group") == 0 &&
		    (group = set_getstr(&ic->set, "group"))) {
			irc_rootmsg(irc, "Adding `%s' to contact list (group %s)",
			            cmd[2], group);
		} else {
			irc_rootmsg(irc, "Adding `%s' to contact list", cmd[2]);
		}

		a->prpl->add_buddy(a->ic, cmd[2], group);
	} else {
		bee_user_t *bu;
		irc_user_t *iu;

		/* Only for add -tmp. For regular adds, this callback will
		   be called once the IM server confirms. */
		if ((bu = bee_user_new(irc->b, a->ic, cmd[2], BEE_USER_LOCAL)) &&
		    (iu = bu->ui_data)) {
			irc_rootmsg(irc, "Temporarily assigned nickname `%s' "
			            "to contact `%s'", iu->nick, cmd[2]);
		}
	}

	g_free(handle);
}

static void cmd_remove(irc_t *irc, char **cmd)
{
	irc_user_t *iu;
	bee_user_t *bu;
	char *s;

	if (!(iu = irc_user_by_name(irc, cmd[1])) || !(bu = iu->bu)) {
		irc_rootmsg(irc, "Buddy `%s' not found", cmd[1]);
		return;
	}
	s = g_strdup(bu->handle);

	bu->ic->acc->prpl->remove_buddy(bu->ic, bu->handle, NULL);
	nick_del(bu);
	if (g_slist_find(irc->users, iu)) {
		bee_user_free(irc->b, bu);
	}

	irc_rootmsg(irc, "Buddy `%s' (nick %s) removed from contact list", s, cmd[1]);
	g_free(s);

	return;
}

static void cmd_info(irc_t *irc, char **cmd)
{
	struct im_connection *ic;
	account_t *a;

	if (!cmd[2]) {
		irc_user_t *iu = irc_user_by_name(irc, cmd[1]);
		if (!iu || !iu->bu) {
			irc_rootmsg(irc, "Nick `%s' does not exist", cmd[1]);
			return;
		}
		ic = iu->bu->ic;
		cmd[2] = iu->bu->handle;
	} else if (!(a = account_get(irc->b, cmd[1]))) {
		irc_rootmsg(irc, "Invalid account");
		return;
	} else if (!((ic = a->ic) && (a->ic->flags & OPT_LOGGED_IN))) {
		irc_rootmsg(irc, "That account is not on-line");
		return;
	}

	if (!ic->acc->prpl->get_info) {
		irc_rootmsg(irc, "Command `%s' not supported by this protocol", cmd[0]);
	} else {
		ic->acc->prpl->get_info(ic, cmd[2]);
	}
}

static void cmd_rename(irc_t *irc, char **cmd)
{
	irc_user_t *iu, *old;
	gboolean del = g_strcasecmp(cmd[1], "-del") == 0;

	iu = irc_user_by_name(irc, cmd[del ? 2 : 1]);

	if (iu == NULL) {
		irc_rootmsg(irc, "Nick `%s' does not exist", cmd[1]);
	} else if (del) {
		if (iu->bu) {
			bee_irc_user_nick_reset(iu);
		}
		irc_rootmsg(irc, "Nickname reset to `%s'", iu->nick);
	} else if (iu == irc->user) {
		irc_rootmsg(irc, "Use /nick to change your own nickname");
	} else if (!nick_ok(irc, cmd[2])) {
		irc_rootmsg(irc, "Nick `%s' is invalid", cmd[2]);
	} else if ((old = irc_user_by_name(irc, cmd[2])) && old != iu) {
		irc_rootmsg(irc, "Nick `%s' already exists", cmd[2]);
	} else {
		if (!irc_user_set_nick(iu, cmd[2])) {
			irc_rootmsg(irc, "Error while changing nick");
			return;
		}

		if (iu == irc->root) {
			/* If we're called internally (user did "set root_nick"),
			   let's not go O(INF). :-) */
			if (strcmp(cmd[0], "set_rename") != 0) {
				set_setstr(&irc->b->set, "root_nick", cmd[2]);
			}
		} else if (iu->bu) {
			nick_set(iu->bu, cmd[2]);
		}

		irc_rootmsg(irc, "Nick successfully changed");
	}
}

char *set_eval_root_nick(set_t *set, char *new_nick)
{
	irc_t *irc = set->data;

	if (strcmp(irc->root->nick, new_nick) != 0) {
		char *cmd[] = { "set_rename", irc->root->nick, new_nick, NULL };

		cmd_rename(irc, cmd);
	}

	return strcmp(irc->root->nick, new_nick) == 0 ? new_nick : SET_INVALID;
}

static void cmd_block(irc_t *irc, char **cmd)
{
	struct im_connection *ic;
	account_t *a;

	if (!cmd[2] && (a = account_get(irc->b, cmd[1])) && a->ic) {
		char *format;
		GSList *l;

		if (strchr(irc->umode, 'b') != NULL) {
			format = "%s\t%s";
		} else {
			format = "%-32.32s  %-16.16s";
		}

		irc_rootmsg(irc, format, "Handle", "Nickname");
		for (l = a->ic->deny; l; l = l->next) {
			bee_user_t *bu = bee_user_by_handle(irc->b, a->ic, l->data);
			irc_user_t *iu = bu ? bu->ui_data : NULL;
			irc_rootmsg(irc, format, l->data, iu ? iu->nick : "(none)");
		}
		irc_rootmsg(irc, "End of list.");

		return;
	} else if (!cmd[2]) {
		irc_user_t *iu = irc_user_by_name(irc, cmd[1]);
		if (!iu || !iu->bu) {
			irc_rootmsg(irc, "Nick `%s' does not exist", cmd[1]);
			return;
		}
		ic = iu->bu->ic;
		cmd[2] = iu->bu->handle;
	} else if (!(a = account_get(irc->b, cmd[1]))) {
		irc_rootmsg(irc, "Invalid account");
		return;
	} else if (!((ic = a->ic) && (a->ic->flags & OPT_LOGGED_IN))) {
		irc_rootmsg(irc, "That account is not on-line");
		return;
	}

	if (!ic->acc->prpl->add_deny || !ic->acc->prpl->rem_permit) {
		irc_rootmsg(irc, "Command `%s' not supported by this protocol", cmd[0]);
	} else {
		imc_rem_allow(ic, cmd[2]);
		imc_add_block(ic, cmd[2]);
		irc_rootmsg(irc, "Buddy `%s' moved from allow- to block-list", cmd[2]);
	}
}

static void cmd_allow(irc_t *irc, char **cmd)
{
	struct im_connection *ic;
	account_t *a;

	if (!cmd[2] && (a = account_get(irc->b, cmd[1])) && a->ic) {
		char *format;
		GSList *l;

		if (strchr(irc->umode, 'b') != NULL) {
			format = "%s\t%s";
		} else {
			format = "%-32.32s  %-16.16s";
		}

		irc_rootmsg(irc, format, "Handle", "Nickname");
		for (l = a->ic->permit; l; l = l->next) {
			bee_user_t *bu = bee_user_by_handle(irc->b, a->ic, l->data);
			irc_user_t *iu = bu ? bu->ui_data : NULL;
			irc_rootmsg(irc, format, l->data, iu ? iu->nick : "(none)");
		}
		irc_rootmsg(irc, "End of list.");

		return;
	} else if (!cmd[2]) {
		irc_user_t *iu = irc_user_by_name(irc, cmd[1]);
		if (!iu || !iu->bu) {
			irc_rootmsg(irc, "Nick `%s' does not exist", cmd[1]);
			return;
		}
		ic = iu->bu->ic;
		cmd[2] = iu->bu->handle;
	} else if (!(a = account_get(irc->b, cmd[1]))) {
		irc_rootmsg(irc, "Invalid account");
		return;
	} else if (!((ic = a->ic) && (a->ic->flags & OPT_LOGGED_IN))) {
		irc_rootmsg(irc, "That account is not on-line");
		return;
	}

	if (!ic->acc->prpl->rem_deny || !ic->acc->prpl->add_permit) {
		irc_rootmsg(irc, "Command `%s' not supported by this protocol", cmd[0]);
	} else {
		imc_rem_block(ic, cmd[2]);
		imc_add_allow(ic, cmd[2]);

		irc_rootmsg(irc, "Buddy `%s' moved from block- to allow-list", cmd[2]);
	}
}

static void cmd_yesno(irc_t *irc, char **cmd)
{
	query_t *q = NULL;
	int numq = 0;

	if (irc->queries == NULL) {
		/* Alright, alright, let's add a tiny easter egg here. */
		static irc_t *last_irc = NULL;
		static time_t last_time = 0;
		static int times = 0;
		static const char *msg[] = {
			"Oh yeah, that's right.",
			"Alright, alright. Now go back to work.",
			"Buuuuuuuuuuuuuuuurp... Excuse me!",
			"Yes?",
			"No?",
		};

		if (last_irc == irc && time(NULL) - last_time < 15) {
			if ((++times >= 3)) {
				irc_rootmsg(irc, "%s", msg[rand() % (sizeof(msg) / sizeof(char*))]);
				last_irc = NULL;
				times = 0;
				return;
			}
		} else {
			last_time = time(NULL);
			last_irc = irc;
			times = 0;
		}

		irc_rootmsg(irc, "Did I ask you something?");
		return;
	}

	/* If there's an argument, the user seems to want to answer another question than the
	   first/last (depending on the query_order setting) one. */
	if (cmd[1]) {
		if (sscanf(cmd[1], "%d", &numq) != 1) {
			irc_rootmsg(irc, "Invalid query number");
			return;
		}

		for (q = irc->queries; q; q = q->next, numq--) {
			if (numq == 0) {
				break;
			}
		}

		if (!q) {
			irc_rootmsg(irc, "Uhm, I never asked you something like that...");
			return;
		}
	}

	if (g_strcasecmp(cmd[0], "yes") == 0) {
		query_answer(irc, q, 1);
	} else if (g_strcasecmp(cmd[0], "no") == 0) {
		query_answer(irc, q, 0);
	}
}

static void cmd_set(irc_t *irc, char **cmd)
{
	cmd_set_real(irc, cmd, &irc->b->set, NULL);
}

static void cmd_blist(irc_t *irc, char **cmd)
{
	int online = 0, away = 0, offline = 0, ismatch = 0;
	GSList *l;
	GRegex *regex = NULL;
	GError *error = NULL;
	char s[256];
	char *format;
	int n_online = 0, n_away = 0, n_offline = 0;

	if (cmd[1] && g_strcasecmp(cmd[1], "all") == 0) {
		online = offline = away = 1;
	} else if (cmd[1] && g_strcasecmp(cmd[1], "offline") == 0) {
		offline = 1;
	} else if (cmd[1] && g_strcasecmp(cmd[1], "away") == 0) {
		away = 1;
	} else if (cmd[1] && g_strcasecmp(cmd[1], "online") == 0) {
		online = 1;
	} else {
		online = away = 1;
	}

	if (cmd[2]) {
		regex = g_regex_new(cmd[2], G_REGEX_CASELESS, 0, &error);
	}

	if (error) {
		irc_rootmsg(irc, error->message);
		g_error_free(error);
	}

	if (strchr(irc->umode, 'b') != NULL) {
		format = "%s\t%s\t%s";
	} else {
		format = "%-16.16s  %-40.40s  %s";
	}

	irc_rootmsg(irc, format, "Nick", "Handle/Account", "Status");

	if (irc->root->last_channel &&
	    strcmp(set_getstr(&irc->root->last_channel->set, "type"), "control") != 0) {
		irc->root->last_channel = NULL;
	}

	for (l = irc->users; l; l = l->next) {
		irc_user_t *iu = l->data;
		bee_user_t *bu = iu->bu;

		if (!regex || g_regex_match(regex, iu->nick, 0, NULL)) {
			ismatch = 1;
		} else {
			ismatch = 0;
		}

		if (!bu || (irc->root->last_channel && !irc_channel_wants_user(irc->root->last_channel, iu))) {
			continue;
		}

		if ((bu->flags & (BEE_USER_ONLINE | BEE_USER_AWAY)) == BEE_USER_ONLINE) {
			if (ismatch == 1 && online == 1) {
				char st[256] = "Online";

				if (bu->status_msg) {
					g_snprintf(st, sizeof(st) - 1, "Online (%s)", bu->status_msg);
				}

				g_snprintf(s, sizeof(s) - 1, "%s %s", bu->handle, bu->ic->acc->tag);
				irc_rootmsg(irc, format, iu->nick, s, st);
			}

			n_online++;
		}

		if ((bu->flags & BEE_USER_ONLINE) && (bu->flags & BEE_USER_AWAY)) {
			if (ismatch == 1 && away == 1) {
				g_snprintf(s, sizeof(s) - 1, "%s %s", bu->handle, bu->ic->acc->tag);
				irc_rootmsg(irc, format, iu->nick, s, irc_user_get_away(iu));
			}
			n_away++;
		}

		if (!(bu->flags & BEE_USER_ONLINE)) {
			if (ismatch == 1 && offline == 1) {
				g_snprintf(s, sizeof(s) - 1, "%s %s", bu->handle, bu->ic->acc->tag);
				irc_rootmsg(irc, format, iu->nick, s, "Offline");
			}
			n_offline++;
		}
	}

	irc_rootmsg(irc, "%d buddies (%d available, %d away, %d offline)", n_online + n_away + n_offline, n_online,
	            n_away, n_offline);

	if (regex) {
		g_regex_unref(regex);
	}
}

static gint prplcmp(gconstpointer a, gconstpointer b)
{
	const struct prpl *pa = a;
	const struct prpl *pb = b;

	return g_strcasecmp(pa->name, pb->name);
}

static void prplstr(GList *prpls, GString *gstr)
{
	const char *last = NULL;
	GList *l;
	struct prpl *p;

	prpls = g_list_copy(prpls);
	prpls = g_list_sort(prpls, prplcmp);

	for (l = prpls; l; l = l->next) {
		p = l->data;

		if (last && g_strcasecmp(p->name, last) == 0) {
			/* Ignore duplicates (mainly for libpurple) */
			continue;
		}

		if (gstr->len != 0) {
			g_string_append(gstr, ", ");
		}

		g_string_append(gstr, p->name);
		last = p->name;
	}

	g_list_free(prpls);
}

static void cmd_plugins(irc_t *irc, char **cmd)
{
	GList *prpls;
	GString *gstr;

#ifdef WITH_PLUGINS
	GList *l;
	struct plugin_info *info;

	for (l = get_plugins(); l; l = l->next) {
		info = l->data;
		irc_rootmsg(irc, "%s:", info->name);
		irc_rootmsg(irc, "  Version: %s", info->version);

		if (info->description) {
			irc_rootmsg(irc, "  Description: %s", info->description);
		}

		if (info->author) {
			irc_rootmsg(irc, "  Author: %s", info->author);
		}

		if (info->url) {
			irc_rootmsg(irc, "  URL: %s", info->url);
		}

		irc_rootmsg(irc, "");
	}
#endif

	gstr = g_string_new(NULL);
	prpls = get_protocols();

	if (prpls) {
		prplstr(prpls, gstr);
		irc_rootmsg(irc, "Enabled Protocols: %s", gstr->str);
		g_string_truncate(gstr, 0);
	}

	prpls = get_protocols_disabled();

	if (prpls) {
		prplstr(prpls, gstr);
		irc_rootmsg(irc, "Disabled Protocols: %s", gstr->str);
	}

	g_string_free(gstr, TRUE);
}

static void cmd_qlist(irc_t *irc, char **cmd)
{
	query_t *q = irc->queries;
	int num;

	if (!q) {
		irc_rootmsg(irc, "There are no pending questions.");
		return;
	}

	irc_rootmsg(irc, "Pending queries:");

	for (num = 0; q; q = q->next, num++) {
		if (q->ic) { /* Not necessary yet, but it might come later */
			irc_rootmsg(irc, "%d, %s: %s", num, q->ic->acc->tag, q->question);
		} else {
			irc_rootmsg(irc, "%d, BitlBee: %s", num, q->question);
		}
	}
}

static void cmd_chat(irc_t *irc, char **cmd)
{
	account_t *acc;

	if (g_strcasecmp(cmd[1], "add") == 0) {
		bee_chat_info_t *ci;
		char *channel, *room, *s;
		struct irc_channel *ic;
		guint i;

		MIN_ARGS(3);

		if (!(acc = account_get(irc->b, cmd[2]))) {
			irc_rootmsg(irc, "Invalid account");
			return;
		} else if (!acc->prpl->chat_join) {
			irc_rootmsg(irc, "Named chatrooms not supported on that account.");
			return;
		}

		if (cmd[3][0] == '!') {
			if (!acc->ic || !(acc->ic->flags & OPT_LOGGED_IN)) {
				irc_rootmsg(irc, "Not logged in to account.");
				return;
			} else if (!acc->prpl->chat_list) {
				irc_rootmsg(irc, "Listing chatrooms not supported on that account.");
				return;
			}

			i = g_ascii_strtoull(cmd[3] + 1, NULL, 10);
			ci = g_slist_nth_data(acc->ic->chatlist, i - 1);

			if (ci == NULL) {
				irc_rootmsg(irc, "Invalid chatroom index");
				return;
			}

			room = ci->title;
		} else {
			room = cmd[3];
		}

		if (cmd[4] == NULL) {
			channel = g_strdup(room);
			if ((s = strchr(channel, '@'))) {
				*s = 0;
			}
		} else {
			channel = g_strdup(cmd[4]);
		}

		if (strchr(CTYPES, channel[0]) == NULL) {
			s = g_strdup_printf("#%s", channel);
			g_free(channel);
			channel = s;

			irc_channel_name_strip(channel);
		}

		if ((ic = irc_channel_new(irc, channel)) &&
		    set_setstr(&ic->set, "type", "chat") &&
		    set_setstr(&ic->set, "chat_type", "room") &&
		    set_setstr(&ic->set, "account", cmd[2]) &&
		    set_setstr(&ic->set, "room", room)) {
			irc_rootmsg(irc, "Chatroom successfully added.");
		} else {
			if (ic) {
				irc_channel_free(ic);
			}

			irc_rootmsg(irc, "Could not add chatroom.");
		}
		g_free(channel);
	} else if (g_strcasecmp(cmd[1], "list") == 0) {
		MIN_ARGS(2);

		if (!(acc = account_get(irc->b, cmd[2]))) {
			irc_rootmsg(irc, "Invalid account");
			return;
		} else if (!acc->ic || !(acc->ic->flags & OPT_LOGGED_IN)) {
			irc_rootmsg(irc, "Not logged in to account.");
			return;
		} else if (!acc->prpl->chat_list) {
			irc_rootmsg(irc, "Listing chatrooms not supported on that account.");
			return;
		}

		acc->prpl->chat_list(acc->ic, cmd[3]);
	} else if (g_strcasecmp(cmd[1], "with") == 0) {
		irc_user_t *iu;

		MIN_ARGS(2);

		if ((iu = irc_user_by_name(irc, cmd[2])) &&
		    iu->bu && iu->bu->ic->acc->prpl->chat_with) {
			if (!iu->bu->ic->acc->prpl->chat_with(iu->bu->ic, iu->bu->handle)) {
				irc_rootmsg(irc, "(Possible) failure while trying to open "
				            "a groupchat with %s.", iu->nick);
			}
		} else {
			irc_rootmsg(irc, "Can't open a groupchat with %s.", cmd[2]);
		}
	} else if (g_strcasecmp(cmd[1], "set") == 0 ||
	           g_strcasecmp(cmd[1], "del") == 0) {
		irc_rootmsg(irc,
		            "Warning: The \002chat\002 command was mostly replaced with the \002channel\002 command.");
		cmd_channel(irc, cmd);
	} else {
		irc_rootmsg(irc,
		            "Unknown command: %s %s. Please use \x02help commands\x02 to get a list of available commands.", "chat",
		            cmd[1]);
	}
}

void cmd_chat_list_finish(struct im_connection *ic)
{
	account_t *acc = ic->acc;
	bee_chat_info_t *ci;
	char *hformat, *iformat, *topic;
	GSList *l;
	guint i = 0;
	irc_t *irc = ic->bee->ui_data;

	if (ic->chatlist == NULL) {
		irc_rootmsg(irc, "No existing chatrooms");
		return;
	}

	if (strchr(irc->umode, 'b') != NULL) {
		hformat = "%s\t%s\t%s";
		iformat = "%u\t%s\t%s";
	} else {
		hformat = "%s  %-20s  %s";
		iformat = "%5u  %-20.20s  %s";
	}

	irc_rootmsg(irc, hformat, "Index", "Title", "Topic");

	for (l = ic->chatlist; l; l = l->next) {
		ci = l->data;
		topic = ci->topic ? ci->topic : "";
		irc_rootmsg(irc, iformat, ++i, ci->title, topic);
	}

	irc_rootmsg(irc, "%u %s chatrooms", i, acc->tag);
}

static void cmd_group(irc_t *irc, char **cmd)
{
	GSList *l;
	int len;

	len = strlen(cmd[1]);
	if (g_strncasecmp(cmd[1], "list", len) == 0) {
		int n = 0;

		if (strchr(irc->umode, 'b')) {
			irc_rootmsg(irc, "Group list:");
		}

		for (l = irc->b->groups; l; l = l->next) {
			bee_group_t *bg = l->data;
			irc_rootmsg(irc, "%d. %s", n++, bg->name);
		}
		irc_rootmsg(irc, "End of group list");
	} else if (g_strncasecmp(cmd[1], "info", len) == 0) {
		bee_group_t *bg;
		int n = 0;

		MIN_ARGS(2);
		bg = bee_group_by_name(irc->b, cmd[2], FALSE);

		if (bg) {
			if (strchr(irc->umode, 'b')) {
				irc_rootmsg(irc, "Members of %s:", cmd[2]);
			}
			for (l = irc->b->users; l; l = l->next) {
				bee_user_t *bu = l->data;
				if (bu->group == bg) {
					irc_rootmsg(irc, "%d. %s", n++, bu->nick ? : bu->handle);
				}
			}
			irc_rootmsg(irc, "End of member list");
		} else {
			irc_rootmsg(irc,
			            "Unknown group: %s. Please use \x02group list\x02 to get a list of available groups.",
			            cmd[2]);
		}
	} else {
		irc_rootmsg(irc,
		            "Unknown command: %s %s. Please use \x02help commands\x02 to get a list of available commands.", "group",
		            cmd[1]);
	}
}

static void cmd_transfer(irc_t *irc, char **cmd)
{
	GSList *files = irc->file_transfers;
	GSList *next;

	enum { LIST, REJECT, CANCEL };
	int subcmd = LIST;
	int fid;

	if (!files) {
		irc_rootmsg(irc, "No pending transfers");
		return;
	}

	if (cmd[1] && (strcmp(cmd[1], "reject") == 0)) {
		subcmd = REJECT;
	} else if (cmd[1] && (strcmp(cmd[1], "cancel") == 0) &&
	           cmd[2] && (sscanf(cmd[2], "%d", &fid) == 1)) {
		subcmd = CANCEL;
	}

	for (; files; files = next) {
		next = files->next;
		file_transfer_t *file = files->data;

		switch (subcmd) {
		case LIST:
			if (file->status == FT_STATUS_LISTENING) {
				irc_rootmsg(irc,
				            "Pending file(id %d): %s (Listening...)", file->local_id, file->file_name);
			} else {
				int kb_per_s = 0;
				time_t diff = time(NULL) - file->started ? : 1;
				if ((file->started > 0) && (file->bytes_transferred > 0)) {
					kb_per_s = file->bytes_transferred / 1024 / diff;
				}

				irc_rootmsg(irc,
				            "Pending file(id %d): %s (%10zd/%zd kb, %d kb/s)", file->local_id,
				            file->file_name,
				            file->bytes_transferred / 1024, file->file_size / 1024, kb_per_s);
			}
			break;
		case REJECT:
			if (file->status == FT_STATUS_LISTENING) {
				irc_rootmsg(irc, "Rejecting file transfer for %s", file->file_name);
				imcb_file_canceled(file->ic, file, "Denied by user");
			}
			break;
		case CANCEL:
			if (file->local_id == fid) {
				irc_rootmsg(irc, "Canceling file transfer for %s", file->file_name);
				imcb_file_canceled(file->ic, file, "Canceled by user");
			}
			break;
		}
	}
}

static void cmd_nick(irc_t *irc, char **cmd)
{
	irc_rootmsg(irc, "This command is deprecated. Try: account %s set display_name", cmd[1]);
}

/* Maybe this should be a stand-alone command as well? */
static void bitlbee_whatsnew(irc_t *irc)
{
	int last = set_getint(&irc->b->set, "last_version");
	char s[16], *msg;

	if (last >= BITLBEE_VERSION_CODE) {
		return;
	}

	msg = help_get_whatsnew(&(global.help), last);

	if (msg) {
		irc_rootmsg(irc, "%s: This seems to be your first time using this "
		            "this version of BitlBee. Here's a list of new "
		            "features you may like to know about:\n\n%s\n",
		            irc->user->nick, msg);
	}

	g_free(msg);

	g_snprintf(s, sizeof(s), "%d", BITLBEE_VERSION_CODE);
	set_setstr(&irc->b->set, "last_version", s);
}

/* IMPORTANT: Keep this list sorted! The short command logic needs that. */
command_t root_commands[] = {
	{ "account",        1, cmd_account,        0 },
	{ "add",            2, cmd_add,            0 },
	{ "allow",          1, cmd_allow,          0 },
	{ "blist",          0, cmd_blist,          0 },
	{ "block",          1, cmd_block,          0 },
	{ "channel",        1, cmd_channel,        0 },
	{ "chat",           1, cmd_chat,           0 },
	{ "drop",           1, cmd_drop,           0 },
	{ "ft",             0, cmd_transfer,       0 },
	{ "group",          1, cmd_group,          0 },
	{ "help",           0, cmd_help,           0 },
	{ "identify",       0, cmd_identify,       0 },
	{ "info",           1, cmd_info,           0 },
	{ "nick",           1, cmd_nick,           0 },
	{ "no",             0, cmd_yesno,          0 },
	{ "plugins",        0, cmd_plugins,        0 },
	{ "qlist",          0, cmd_qlist,          0 },
	{ "register",       0, cmd_register,       0 },
	{ "remove",         1, cmd_remove,         0 },
	{ "rename",         2, cmd_rename,         0 },
	{ "save",           0, cmd_save,           0 },
	{ "set",            0, cmd_set,            0 },
	{ "transfer",       0, cmd_transfer,       0 },
	{ "yes",            0, cmd_yesno,          0 },
	/* Not expecting too many plugins adding root commands so just make a
	   dumb array with some empty entried at the end. */
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
	{ NULL },
};
static const int num_root_commands = sizeof(root_commands) / sizeof(command_t);

gboolean root_command_add(const char *command, int params, void (*func)(irc_t *, char **args), int flags)
{
	int i;

	if (root_commands[num_root_commands - 2].command) {
		/* Planning fail! List is full. */
		return FALSE;
	}

	for (i = 0; root_commands[i].command; i++) {
		if (g_strcasecmp(root_commands[i].command, command) == 0) {
			return FALSE;
		} else if (g_strcasecmp(root_commands[i].command, command) > 0) {
			break;
		}
	}
	memmove(root_commands + i + 1, root_commands + i,
	        sizeof(command_t) * (num_root_commands - i - 1));

	root_commands[i].command = g_strdup(command);
	root_commands[i].required_parameters = params;
	root_commands[i].execute = func;
	root_commands[i].flags = flags;

	return TRUE;
}