clonehistogram/clonehistogram.c

   1 #include <string.h>
   2
   3 #include "../control/control.h"
   4 #include "../lib/irc_string.h"
   5 #include "../localuser/localuserchannel.h"
   6 #include "../lib/version.h"
   7
   8 MODULE_VERSION("");
   9
  10 int ch_clonehistogram(void *source, int cargc, char **cargv);
  11 int ch_chanhistogram(void *source, int cargc, char **cargv);
  12
  13 #define MAX_CLONES 5
  14 #define MAX_CHANS 20
  15
  16 void _init() {
  17   registercontrolhelpcmd("clonehistogram", NO_OPER, 1, ch_clonehistogram, "Usage: clonehistogram <hostmask>\nShows the distribution of user clone counts of a given mask.");
  18   registercontrolhelpcmd("chanhistogram", NO_OPER, 1, ch_chanhistogram, "Usage: chanhistogram\nShows the channel histogram.");
  19 }
  20
  21 void _fini () {
  22   deregistercontrolcmd("clonehistogram", ch_clonehistogram);
  23   deregistercontrolcmd("chanhistogram", ch_chanhistogram);
  24 }
  25
  26 void histoutput(nick *np, int clonecount, int amount, int total) {
  27   char max[51];
  28   float percentage = ((float)amount / (float)total) * 100;
  29
  30   if(percentage > 1)
  31     memset(max, '#', (int)(percentage / 2));
  32   max[(int)(percentage / 2)] = '\0';
  33
  34   controlreply(np, "%s%d %06.2f%% %s", (clonecount<1)?">":"=", abs(clonecount), percentage, max);
  35 }
  36
  37 int ch_chanhistogram(void *source, int cargc, char **cargv) {
  38   nick *np = (nick *)source;
  39   nick *np2;
  40   int count[MAX_CHANS + 2], j, n, total = 0;
  41
  42   memset(count, 0, sizeof(count));
  43
  44   for (j=0;j<NICKHASHSIZE;j++) {
  45     for(np2=nicktable[j];np2;np2=np2->next) {
  46       total++;
  47       n = np2->channels->cursi;
  48       if(n > MAX_CHANS) {
  49         count[MAX_CHANS + 1]++;
  50       } else {
  51         count[n]++;
  52       }
  53     }
  54   }
  55
  56
  57   for(j=1;j<=MAX_CHANS;j++)
  58     histoutput(np, j, count[j], total);
  59
  60   histoutput(np, -(MAX_CHANS + 1), count[MAX_CHANS + 1], total);
  61
  62   return CMD_OK;
  63 }
  64
  65 int ch_clonehistogram(void *source, int cargc, char **cargv) {
  66   nick *np = (nick *)source;
  67   int count[MAX_CLONES + 1], j, total = 0, totalusers = 0;
  68   host *hp;
  69   char *pattern;
  70
  71   if(cargc < 1)
  72     return CMD_USAGE;
  73
  74   pattern = cargv[0];
  75
  76   memset(count, 0, sizeof(count));
  77
  78   for (j=0;j<HOSTHASHSIZE;j++)
  79     for(hp=hosttable[j];hp;hp=hp->next)
  80       if (match2strings(pattern, hp->name->content)) {
  81         total++;
  82         totalusers+=hp->clonecount;
  83
  84         if(hp->clonecount && (hp->clonecount > MAX_CLONES)) {
  85           count[0]++;
  86         } else {
  87           count[hp->clonecount]++;
  88         }
  89       }
  90
  91   if(total == 0) {
  92     controlreply(np, "No hosts matched.");
  93   } else {
  94     for(j=1;j<=MAX_CLONES;j++)
  95       histoutput(np, j, count[j], total);
  96
  97     histoutput(np, -MAX_CLONES, count[0], total);
  98
  99     controlreply(np, "%d hosts/%d users matched.", total, totalusers);
 100   }
 101
 102   controlreply(np, "Done.");
 103   return CMD_OK;
 104 }
 105