unrealircd

- supernets unrealircd source & configuration
git clone git://git.acid.vegas/unrealircd.git
whowas.c (3145B)
      1 /*
      2  *   IRC - Internet Relay Chat, src/modules/out.c
      3  *   (C) 2004 The UnrealIRCd Team
      4  *
      5  *   See file AUTHORS in IRC package for additional names of
      6  *   the programmers.
      7  *
      8  *   This program is free software; you can redistribute it and/or modify
      9  *   it under the terms of the GNU General Public License as published by
     10  *   the Free Software Foundation; either version 1, or (at your option)
     11  *   any later version.
     12  *
     13  *   This program is distributed in the hope that it will be useful,
     14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16  *   GNU General Public License for more details.
     17  *
     18  *   You should have received a copy of the GNU General Public License
     19  *   along with this program; if not, write to the Free Software
     20  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     21  */
     22 
     23 #include "unrealircd.h"
     24 
     25 CMD_FUNC(cmd_whowas);
     26 
     27 #define MSG_WHOWAS 	"WHOWAS"	
     28 
     29 ModuleHeader MOD_HEADER
     30   = {
     31 	"whowas",
     32 	"5.0",
     33 	"command /whowas", 
     34 	"UnrealIRCd Team",
     35 	"unrealircd-6",
     36     };
     37 
     38 MOD_INIT()
     39 {
     40 	CommandAdd(modinfo->handle, MSG_WHOWAS, cmd_whowas, MAXPARA, CMD_USER);
     41 	MARK_AS_OFFICIAL_MODULE(modinfo);
     42 	return MOD_SUCCESS;
     43 }
     44 
     45 MOD_LOAD()
     46 {
     47 	return MOD_SUCCESS;
     48 }
     49 
     50 MOD_UNLOAD()
     51 {
     52 	return MOD_SUCCESS;
     53 }
     54 
     55 /* externally defined functions */
     56 extern WhoWas MODVAR WHOWAS[NICKNAMEHISTORYLENGTH];
     57 extern WhoWas MODVAR *WHOWASHASH[WHOWAS_HASH_TABLE_SIZE];
     58 
     59 /*
     60 ** cmd_whowas
     61 **      parv[1] = nickname queried
     62 */
     63 CMD_FUNC(cmd_whowas)
     64 {
     65 	char request[BUFSIZE];
     66 	WhoWas *temp;
     67 	int  cur = 0;
     68 	int  max = -1, found = 0;
     69 	char *p, *nick;
     70 
     71 	if (parc < 2)
     72 	{
     73 		sendnumeric(client, ERR_NONICKNAMEGIVEN);
     74 		return;
     75 	}
     76 
     77 	if (parc > 2)
     78 		max = atoi(parv[2]);
     79 
     80 	if (parc > 3)
     81 	{
     82 		if (hunt_server(client, recv_mtags, "WHOWAS", 3, parc, parv))
     83 			return; /* Not for us */
     84 	}
     85 
     86 	if (!MyConnect(client) && (max > 20))
     87 		max = 20;
     88 
     89 	strlcpy(request, parv[1], sizeof(request));
     90 	p = strchr(request, ',');
     91 	if (p)
     92 		*p = '\0'; /* cut off at first */
     93 
     94 	nick = request;
     95 	temp = WHOWASHASH[hash_whowas_name(nick)];
     96 	found = 0;
     97 	for (; temp; temp = temp->next)
     98 	{
     99 		if (!mycmp(nick, temp->name))
    100 		{
    101 			sendnumeric(client, RPL_WHOWASUSER, temp->name,
    102 			    temp->username,
    103 			    BadPtr(temp->virthost) ? temp->hostname : temp->virthost,
    104 			    temp->realname);
    105 			if (!BadPtr(temp->ip) && ValidatePermissionsForPath("client:see:ip",client,NULL,NULL,NULL))
    106 			{
    107 				sendnumericfmt(client, RPL_WHOISHOST, "%s :was connecting from %s@%s %s",
    108 					temp->name,
    109 					temp->username, temp->hostname,
    110 					temp->ip ? temp->ip : "");
    111 			}
    112 			if (IsOper(client) && !BadPtr(temp->account))
    113 			{
    114 				sendnumericfmt(client, RPL_WHOISLOGGEDIN, "%s %s :was logged in as",
    115 					temp->name,
    116 					temp->account);
    117 			}
    118 			if (!((find_uline(temp->servername)) && !IsOper(client) && HIDE_ULINES))
    119 			{
    120 				sendnumeric(client, RPL_WHOISSERVER, temp->name, temp->servername,
    121 				            myctime(temp->logoff));
    122 			}
    123 			cur++;
    124 			found++;
    125 		}
    126 		if (max > 0 && cur >= max)
    127 			break;
    128 	}
    129 	if (!found)
    130 		sendnumeric(client, ERR_WASNOSUCHNICK, nick);
    131 
    132 	sendnumeric(client, RPL_ENDOFWHOWAS, request);
    133 }