whowas/whowas_commands.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include "../core/hooks.h"
   4 #include "../control/control.h"
   5 #include "../irc/irc.h"
   6 #include "../lib/irc_string.h"
   7 #include "../lib/version.h"
   8 #include "whowas.h"
   9
  10 MODULE_VERSION("");
  11
  12 static int whowas_cmdwhowas(void *source, int cargc, char **cargv) {
  13   nick *sender = source;
  14   char *pattern;
  15   whowas *ww;
  16   nick *np;
  17   int i;
  18   char hostmask[WW_MASKLEN + 1];
  19   int matches = 0, limit = 500;
  20
  21   if (cargc < 1)
  22     return CMD_USAGE;
  23
  24   pattern = cargv[0];
  25
  26   if (cargc > 1)
  27     limit = strtol(cargv[1], NULL, 10);
  28
  29   for (i = whowasoffset; i < whowasoffset + whowasmax; i++) {
  30     ww = &whowasrecs[i % whowasmax];
  31
  32     if (ww->type == WHOWAS_UNUSED)
  33       continue;
  34
  35     np = &ww->nick;
  36     snprintf(hostmask, sizeof(hostmask), "%s!%s@%s", np->nick, np->ident, np->host->name->content);
  37
  38     if (match2strings(pattern, hostmask)) {
  39       matches++;
  40
  41       if (matches <= limit) {
  42         controlreply(sender, "%s", whowas_format(ww));
  43         controlreply(sender, "%s", whowas_formatchannels(ww));
  44       } else if (matches == limit + 1)
  45         controlreply(sender, "--- More than %d matches, skipping the rest", limit);
  46     }
  47   }
  48
  49   controlreply(sender, "--- Found %d entries.", matches);
  50
  51   return CMD_OK;
  52 }
  53
  54 static int whowas_cmdwhowaschase(void *source, int cargc, char **cargv) {
  55   nick *sender = source;
  56   whowas *ww;
  57
  58   if (cargc < 1)
  59     return CMD_USAGE;
  60
  61   ww = whowas_chase(cargv[0], 900);
  62
  63   if (!ww) {
  64     controlreply(sender, "No whowas record found.");
  65     return CMD_OK;
  66   }
  67
  68   controlreply(sender, "%s", whowas_format(ww));
  69   controlreply(sender, "%s", whowas_formatchannels(ww));
  70   controlreply(sender, "Done.");
  71
  72   return CMD_OK;
  73 }
  74
  75 void _init(void) {
  76   registercontrolhelpcmd("whowas", NO_OPER, 2, &whowas_cmdwhowas, "Usage: whowas <mask> ?limit?\nLooks up information about recently disconnected users.");
  77   registercontrolhelpcmd("whowaschase", NO_OPER, 2, &whowas_cmdwhowaschase, "Usage: whowaschase <nick>\nFinds most-recent whowas record for a nick.");
  78 }
  79
  80 void _fini(void) {
  81   deregistercontrolcmd("whowas", &whowas_cmdwhowas);
  82   deregistercontrolcmd("whowaschase", &whowas_cmdwhowaschase);
  83 }