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