webcit/who.c

   1 #include <stdlib.h>
   2 #include <unistd.h>
   3 #include <stdio.h>
   4 #include <signal.h>
   5 #include <sys/types.h>
   6 #include <ctype.h>
   7 #include <string.h>
   8 #include "webcit.h"
   9
  10 struct whouser {
  11         struct whouser *next;
  12         int sessionnum;
  13         char username[256];
  14         char roomname[256];
  15         char hostname[256];
  16         char clientsoftware[256];
  17         };
  18
  19 /*
  20  * who is on?
  21  */
  22 void whobbs() {
  23         struct whouser *wlist = NULL;
  24         struct whouser *wptr = NULL;
  25         char buf[256],sess,user[256],room[256],host[256];
  26         int foundit;
  27
  28         printf("HTTP/1.0 200 OK\n");
  29         output_headers();
  30         wprintf("<HTML><HEAD><TITLE>Who is online?</TITLE>\n");
  31
  32         /* Uncomment this line to cause the wholist to auto-refresh */
  33         /* wprintf("<META HTTP-EQUIV=\"Refresh\" CONTENT=\"60\">\n"); */
  34
  35         wprintf("</HEAD><BODY>\n");
  36
  37         wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=007700><TR><TD>");
  38         wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"<B>Users currently on ");
  39         escputs(serv_info.serv_humannode);
  40         wprintf("</B></FONT></TD></TR></TABLE>\n");
  41
  42         wprintf("<CENTER><TABLE border><TR>");
  43         wprintf("<TH>Session ID</TH><TH>User Name</TH><TH>Room</TH>");
  44         wprintf("<TH>From host</TH></TR>\n");
  45         serv_puts("RWHO");
  46         serv_gets(buf);
  47         if (buf[0]=='1') {
  48                 while(serv_gets(buf), strcmp(buf,"000")) {
  49                         sess = extract_int(buf, 0);
  50                         extract(user, buf, 1);
  51                         extract(room, buf, 2);
  52                         extract(host, buf, 3);
  53
  54                         foundit = 0;
  55                         for (wptr = wlist; wptr != NULL; wptr = wptr -> next) {
  56                                 if (wptr->sessionnum == sess) {
  57                                         foundit = 1;
  58                                         if (strcasecmp(user, wptr->username)) {
  59                                                 sprintf(buf, "%cBR%c%s",
  60                                                         LB, RB, user);
  61                                                 strcat(wptr->username, buf);
  62                                                 }
  63                                         if (strcasecmp(room, wptr->roomname)) {
  64                                                 sprintf(buf, "%cBR%c%s",
  65                                                         LB, RB, room);
  66                                                 strcat(wptr->roomname, buf);
  67                                                 }
  68                                         if (strcasecmp(host, wptr->hostname)) {
  69                                                 sprintf(buf, "%cBR%c%s",
  70                                                         LB, RB, host);
  71                                                 strcat(wptr->hostname, buf);
  72                                                 }
  73                                         }
  74                                 }
  75
  76                         if (foundit == 0) {
  77                                 wptr = (struct whouser *)
  78                                         malloc(sizeof(struct whouser));
  79                                 wptr->next = wlist;
  80                                 wlist = wptr;
  81                                 strcpy(wlist->username, user);
  82                                 strcpy(wlist->roomname, room);
  83                                 strcpy(wlist->hostname, host);
  84                                 wlist->sessionnum = sess;
  85                                 }
  86                         }
  87
  88                 while (wlist != NULL) {
  89                         wprintf("<TR><TD>%d</TD><TD>", wlist->sessionnum);
  90                         escputs(wlist->username);
  91                         wprintf("</TD><TD>");
  92                         escputs(wlist->roomname);
  93                         wprintf("</TD><TD>");
  94                         escputs(wlist->hostname);
  95                         wprintf("</TD></TR>\n");
  96                         wptr = wlist->next;
  97                         free(wlist);
  98                         wlist = wptr;
  99                         }
 100                 }
 101         wprintf("</TABLE></CENTER>\n");
 102         wprintf("</BODY></HTML>\n");
 103         wDumpContent();
 104         }
 105
 106