webcit/who.c

   1 /* $Id$ */
   2
   3 #include <stdlib.h>
   4 #ifdef HAVE_UNISTD_H
   5 #include <unistd.h>
   6 #endif
   7 #include <stdio.h>
   8 #include <signal.h>
   9 #include <sys/types.h>
  10 #include <ctype.h>
  11 #include <string.h>
  12 #include "webcit.h"
  13 #include "child.h"
  14
  15 struct whouser {
  16         struct whouser *next;
  17         int sessionnum;
  18         char username[256];
  19         char roomname[256];
  20         char hostname[256];
  21         char clientsoftware[256];
  22         };
  23
  24 /*
  25  * who is on?
  26  */
  27 void whobbs(void) {
  28         struct whouser *wlist = NULL;
  29         struct whouser *wptr = NULL;
  30         char buf[256],sess,user[256],room[256],host[256];
  31         int foundit;
  32
  33         printf("HTTP/1.0 200 OK\n");
  34         output_headers(1, "bottom");
  35
  36         wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=007700><TR><TD>");
  37         wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"<B>Users currently on ");
  38         escputs(serv_info.serv_humannode);
  39         wprintf("</B></FONT></TD></TR></TABLE>\n");
  40
  41         wprintf("<CENTER><TABLE border><TR>");
  42         wprintf("<TH>Session ID</TH><TH>User Name</TH><TH>Room</TH>");
  43         wprintf("<TH>From host</TH></TR>\n");
  44         serv_puts("RWHO");
  45         serv_gets(buf);
  46         if (buf[0]=='1') {
  47                 while(serv_gets(buf), strcmp(buf,"000")) {
  48                         sess = extract_int(buf, 0);
  49                         extract(user, buf, 1);
  50                         extract(room, buf, 2);
  51                         extract(host, buf, 3);
  52
  53                         foundit = 0;
  54                         for (wptr = wlist; wptr != NULL; wptr = wptr -> next) {
  55                                 if (wptr->sessionnum == sess) {
  56                                         foundit = 1;
  57                                         if (strcasecmp(user, wptr->username)) {
  58                                                 sprintf(buf, "%cBR%c%s",
  59                                                         LB, RB, user);
  60                                                 strcat(wptr->username, buf);
  61                                                 }
  62                                         if (strcasecmp(room, wptr->roomname)) {
  63                                                 sprintf(buf, "%cBR%c%s",
  64                                                         LB, RB, room);
  65                                                 strcat(wptr->roomname, buf);
  66                                                 }
  67                                         if (strcasecmp(host, wptr->hostname)) {
  68                                                 sprintf(buf, "%cBR%c%s",
  69                                                         LB, RB, host);
  70                                                 strcat(wptr->hostname, buf);
  71                                                 }
  72                                         }
  73                                 }
  74
  75                         if (foundit == 0) {
  76                                 wptr = (struct whouser *)
  77                                         malloc(sizeof(struct whouser));
  78                                 wptr->next = wlist;
  79                                 wlist = wptr;
  80                                 strcpy(wlist->username, user);
  81                                 strcpy(wlist->roomname, room);
  82                                 strcpy(wlist->hostname, host);
  83                                 wlist->sessionnum = sess;
  84                                 }
  85                         }
  86
  87                 while (wlist != NULL) {
  88                         wprintf("<TR><TD>%d", wlist->sessionnum);
  89                         if ( (is_aide) &&
  90                            (wlist->sessionnum != serv_info.serv_pid) ) {
  91                                 wprintf(" <A HREF=\"/terminate_session&which_session=%d&session_owner=", wlist->sessionnum);
  92                                 urlescputs(wlist->username);
  93                                 wprintf("\">(kill)</A>");
  94                                 }
  95                         if (wlist->sessionnum == serv_info.serv_pid) {
  96                                 wprintf(" <A HREF=\"/edit_me\">(edit)</A>");
  97                                 }
  98                         wprintf("</TD><TD>");
  99                         escputs(wlist->username);
 100                         wprintf("</TD><TD>");
 101                         escputs(wlist->roomname);
 102                         wprintf("</TD><TD>");
 103                         escputs(wlist->hostname);
 104                         wprintf("</TD></TR>\n");
 105                         wptr = wlist->next;
 106                         free(wlist);
 107                         wlist = wptr;
 108                         }
 109                 }
 110         wprintf("</TABLE>\n");
 111         wprintf("<A HREF=\"/whobbs\">Refresh</A>\n");
 112         wprintf("</CENTER></BODY></HTML>\n");
 113         wDumpContent();
 114         }
 115
 116
 117 void terminate_session(void) {
 118         char buf[256];
 119
 120         if (!strcasecmp(bstr("confirm"), "Yes")) {
 121                 serv_printf("TERM %s", bstr("which_session"));
 122                 serv_gets(buf);
 123                 if (buf[0]=='2') {
 124                         whobbs();
 125                         }
 126                 else {
 127                         display_error(&buf[4]);
 128                         }
 129                 }
 130
 131         else {
 132                 printf("HTTP/1.0 200 OK\n");
 133                 output_headers(1, "bottom");
 134                 wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=770000><TR><TD>");
 135                 wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"<B>Confirm session termination");
 136                 wprintf("</B></FONT></TD></TR></TABLE>\n");
 137
 138                 wprintf("Are you sure you want to terminate session %s",
 139                         bstr("which_session"));
 140                 if (strlen(bstr("session_owner"))>0) {
 141                         wprintf(" (");
 142                         escputs(bstr("session_owner"));
 143                         wprintf(")");
 144                         }
 145                 wprintf("?<BR><BR>\n");
 146
 147                 wprintf("<A HREF=\"/terminate_session&which_session=%s&confirm=yes\">",
 148                         bstr("which_session"));
 149                 wprintf("Yes</A>&nbsp;&nbsp;&nbsp;");
 150                 wprintf("<A HREF=\"/whobbs\">No</A>");
 151                 wprintf("</BODY></HTML>\n");
 152                 wDumpContent();
 153                 }
 154
 155         }
 156
 157
 158
 159 /*
 160  * Change your session info (fake roomname and hostname)
 161  */
 162 void edit_me(void) {
 163         char buf[256];
 164
 165         printf("HTTP/1.0 200 OK\n");
 166         output_headers(1, "bottom");
 167
 168         if (!strcasecmp(bstr("sc"), "Change room name")) {
 169                 serv_printf("RCHG %s", bstr("fake_roomname"));
 170                 serv_gets(buf);
 171                 whobbs();
 172                 }
 173         else if (!strcasecmp(bstr("sc"), "Change host name")) {
 174                 serv_printf("HCHG %s", bstr("fake_hostname"));
 175                 serv_gets(buf);
 176                 whobbs();
 177                 }
 178         else if (!strcasecmp(bstr("sc"), "Change user name")) {
 179                 serv_printf("UCHG %s", bstr("fake_username"));
 180                 serv_gets(buf);
 181                 whobbs();
 182                 }
 183         else if (!strcasecmp(bstr("sc"), "Cancel")) {
 184                 whobbs();
 185                 }
 186         else {
 187
 188                 wprintf("<TABLE WIDTH=100% BORDER=0 BGCOLOR=000077><TR><TD>");
 189                 wprintf("<FONT SIZE=+1 COLOR=\"FFFFFF\"<B>");
 190                 wprintf("Edit your session display");
 191                 wprintf("</B></FONT></TD></TR></TABLE>\n");
 192
 193                 wprintf("This screen allows you to change the way your\n");
 194                 wprintf("session appears in the 'Who is online' listing.\n");
 195                 wprintf("To turn off any 'fake' name you've previously\n");
 196                 wprintf("set, simply click the appropriate 'change' button\n");
 197                 wprintf("without typing anything in the corresponding box.\n");
 198                 wprintf("<BR>\n");
 199
 200                 wprintf("<FORM METHOD=\"POST\" ACTION=\"/edit_me\">\n");
 201
 202                 wprintf("<TABLE border=0 width=100%>\n");
 203
 204                 wprintf("<TR><TD>Room name:</TD><TD>");
 205                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_roomname\" MAXLENGTH=\"64\">\n");
 206                 wprintf("</TD><TD>");
 207                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change room name\">");
 208                 wprintf("</TD></TR>\n");
 209
 210                 wprintf("<TR><TD>Host name:</TD><TD>");
 211                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_hostname\" MAXLENGTH=\"64\">\n");
 212                 wprintf("</TD><TD>");
 213                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change host name\">");
 214                 wprintf("</TD></TR>\n");
 215
 216                 if (is_aide) {
 217                         wprintf("<TR><TD>User name:</TD><TD>");
 218                         wprintf("<INPUT TYPE=\"text\" NAME=\"fake_username\" MAXLENGTH=\"64\">\n");
 219                         wprintf("</TD><TD>");
 220                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change user name\">");
 221                         wprintf("</TD></TR>\n");
 222                         }
 223
 224                 wprintf("<TR><TD></TD><TD></TD><TD>");
 225                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\">");
 226                 wprintf("</TD></TR></TABLE>\n");
 227
 228                 wprintf("</FORM></CENTER></BODY></HTML>\n");
 229                 wDumpContent();
 230                 }
 231         }
 232