1 files changed, 175 insertions, 0 deletions
diff --git a/modules/m_whowas.c b/modules/m_whowas.c
new file mode 100644
index 0000000..2f6da27
--- /dev/null
+++ b/modules/m_whowas.c
@@ -0,0 +1,175 @@
+/*
+ *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
+ *  m_whois.c: Shows who a user was.
+ *
+ *  Copyright (C) 2002 by the past and present ircd coders, and others.
+ *
+ *  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
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+ *  USA
+ *
+ *  $Id$
+ */
+
+#include "stdinc.h"
+#include "list.h"
+#include "whowas.h"
+#include "client.h"
+#include "hash.h"
+#include "irc_string.h"
+#include "ircd.h"
+#include "ircd_defs.h"
+#include "numeric.h"
+#include "s_serv.h"
+#include "s_user.h"
+#include "send.h"
+#include "conf.h"
+#include "parse.h"
+#include "modules.h"
+
+
+static void
+whowas_do(struct Client *client_p, struct Client *source_p,
+          int parc, char *parv[])
+{
+  int cur = 0;
+  int max = -1;
+  char *p = NULL, *nick = NULL;
+  const dlink_node *ptr = NULL;
+
+  if (parc > 2)
+  {
+    max = atoi(parv[2]);
+
+    if (!MyConnect(source_p) && max > 20)
+      max = 20;
+  }
+
+  if (parc > 3)
+    if (hunt_server(client_p, source_p, ":%s WHOWAS %s %s :%s", 3,
+                    parc, parv) != HUNTED_ISME)
+      return;
+
+  nick = parv[1];
+  while (*nick == ',')
+    nick++;
+  if ((p = strchr(nick,',')) != NULL)
+    *p = '\0';
+  if (*nick == '\0')
+    return;
+
+  DLINK_FOREACH(ptr, WHOWASHASH[strhash(nick)].head)
+  {
+    const struct Whowas *temp = ptr->data;
+
+    if (!irccmp(nick, temp->name))
+    {
+      sendto_one(source_p, form_str(RPL_WHOWASUSER),
+                 me.name, source_p->name, temp->name,
+                 temp->username, temp->hostname,
+                 temp->realname);
+
+      if (ConfigServerHide.hide_servers && !HasUMode(source_p, UMODE_OPER))
+        sendto_one(source_p, form_str(RPL_WHOISSERVER),
+                   me.name, source_p->name, temp->name,
+                   ServerInfo.network_name, myctime(temp->logoff));
+      else
+        sendto_one(source_p, form_str(RPL_WHOISSERVER),
+                   me.name, source_p->name, temp->name,
+                   temp->servername, myctime(temp->logoff));
+      ++cur;
+    }
+
+    if (max > 0 && cur >= max)
+      break;
+  }
+
+  if (!cur)
+    sendto_one(source_p, form_str(ERR_WASNOSUCHNICK),
+               me.name, source_p->name, nick);
+
+  sendto_one(source_p, form_str(RPL_ENDOFWHOWAS),
+             me.name, source_p->name, parv[1]);
+}
+
+/*
+** m_whowas
+**      parv[0] = sender prefix
+**      parv[1] = nickname queried
+*/
+static void
+m_whowas(struct Client *client_p, struct Client *source_p,
+         int parc, char *parv[])
+{
+  static time_t last_used = 0;
+
+  if (parc < 2 || EmptyString(parv[1]))
+  {
+    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
+               me.name, source_p->name);
+    return;
+  }
+
+  if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
+  {
+    sendto_one(source_p,form_str(RPL_LOAD2HI),
+               me.name, source_p->name);
+    return;
+  }
+
+  last_used = CurrentTime;
+
+  whowas_do(client_p, source_p, parc, parv);
+}
+
+static void
+mo_whowas(struct Client *client_p, struct Client *source_p,
+          int parc, char *parv[])
+{
+  if (parc < 2 || EmptyString(parv[1]))
+  {
+    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
+               me.name, source_p->name);
+    return;
+  }
+
+  whowas_do(client_p, source_p, parc, parv);
+}
+
+static struct Message whowas_msgtab = {
+  "WHOWAS", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
+  { m_unregistered, m_whowas, mo_whowas, m_ignore, mo_whowas, m_ignore }
+};
+
+static void
+module_init(void)
+{
+  mod_add_cmd(&whowas_msgtab);
+}
+
+static void
+module_exit(void)
+{
+  mod_del_cmd(&whowas_msgtab);
+}
+
+struct module module_entry = {
+  .node    = { NULL, NULL, NULL },
+  .name    = NULL,
+  .version = "$Revision$",
+  .handle  = NULL,
+  .modinit = module_init,
+  .modexit = module_exit,
+  .flags   = 0
+};