webcit/who.c

   1 /* $Id$ */
   2
   3 #include <ctype.h>
   4 #include <stdlib.h>
   5 #include <unistd.h>
   6 #include <stdio.h>
   7 #include <fcntl.h>
   8 #include <signal.h>
   9 #include <sys/types.h>
  10 #include <sys/wait.h>
  11 #include <sys/socket.h>
  12 #include <sys/time.h>
  13 #include <limits.h>
  14 #include <netinet/in.h>
  15 #include <netdb.h>
  16 #include <string.h>
  17 #include <pwd.h>
  18 #include <errno.h>
  19 #include <stdarg.h>
  20 #include <pthread.h>
  21 #include <signal.h>
  22 #include "webcit.h"
  23
  24
  25
  26
  27
  28
  29 /*
  30  * who is on?
  31  */
  32 void whobbs(void)
  33 {
  34         char buf[SIZ], sess, user[SIZ], room[SIZ], host[SIZ],
  35                 realroom[SIZ], realhost[SIZ];
  36         time_t last_activity;
  37         time_t now;
  38
  39         output_headers(7);
  40
  41         wprintf("<SCRIPT LANGUAGE=\"JavaScript\">\n"
  42                 "function ConfirmKill() { \n"
  43                 "return confirm('Do you really want to kill this session?');\n"
  44                 "}\n"
  45                 "</SCRIPT>\n"
  46         );
  47
  48         wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#007700\"><TR><TD>");
  49         wprintf("<IMG SRC=\"/static/users-icon.gif\" ALT=\" \" ALIGN=MIDDLE>");
  50         wprintf("<SPAN CLASS=\"titlebar\">Users currently on ");
  51         escputs(serv_info.serv_humannode);
  52         wprintf("</SPAN></TD><TD>");
  53         offer_start_page();
  54         wprintf("</TD></TR></TABLE>\n");
  55
  56         do_template("beginbox");
  57         wprintf("<CENTER><TABLE BORDER=1 WIDTH=100%%>\n<TR>\n");
  58         wprintf("<TH>Session ID</TH>\n");
  59         wprintf("<TH>User Name</TH>\n");
  60         wprintf("<TH>Room</TH>");
  61         wprintf("<TH>From host</TH>\n</TR>\n");
  62
  63         serv_puts("TIME");
  64         serv_gets(buf);
  65         if (buf[0] == '2') {
  66                 now = extract_long(&buf[4], 0);
  67         }
  68         else {
  69                 now = time(NULL);
  70         }
  71
  72         serv_puts("RWHO");
  73         serv_gets(buf);
  74         if (buf[0] == '1') {
  75                 while (serv_gets(buf), strcmp(buf, "000")) {
  76                         sess = extract_int(buf, 0);
  77                         extract(user, buf, 1);
  78                         extract(room, buf, 2);
  79                         extract(host, buf, 3);
  80                         extract(realroom, buf, 9);
  81                         extract(realhost, buf, 10);
  82                         last_activity = extract_long(buf, 5);
  83
  84                         wprintf("<TR>\n\t<TD ALIGN=center>%d", sess);
  85                         if ((WC->is_aide) &&
  86                             (sess != serv_info.serv_pid)) {
  87                                 wprintf(" <A HREF=\"/terminate_session&which_session=%d&session_owner=", sess);
  88                                 urlescputs(user);
  89                                 wprintf("\" onClick=\"return ConfirmKill();\" "
  90                                 ">(kill)</A>");
  91                         }
  92                         if (sess == serv_info.serv_pid) {
  93                                 wprintf(" <A HREF=\"/edit_me\" "
  94                                         ">(edit)</A>");
  95                         }
  96                         wprintf("</TD>\n\t<TD>");
  97
  98                         /* (link to page this user) */
  99                         wprintf("<A HREF=\"/display_page&recp=");
 100                         urlescputs(user);
 101                         wprintf("\">"
 102                                 "<IMG ALIGN=MIDDLE WIDTH=20 HEIGHT=15 "
 103                                 "SRC=\"/static/page.gif\" "
 104                                 "ALT=\"(p)\""
 105                                 " BORDER=0></A>&nbsp;");
 106
 107
 108                         /* username (link to user bio/photo page) */
 109                         wprintf("<A HREF=\"/showuser&who=");
 110                         urlescputs(user);
 111                         wprintf("\">");
 112                         escputs(user);
 113                         wprintf("</A>");
 114
 115                         if ((now - last_activity) > 900L) {
 116                                 wprintf("&nbsp;"
 117                                         "<IMG ALIGN=MIDDLE "
 118                                         "SRC=\"/static/idle.gif\" "
 119                                         "ALT=\"[idle]\" BORDER=0>");
 120                         }
 121
 122                         /* room */
 123                         wprintf("</TD>\n\t<TD>");
 124                         escputs(room);
 125                         if (strlen(realroom) > 0) {
 126                                 wprintf("<BR><I>");
 127                                 escputs(realroom);
 128                                 wprintf("</I>");
 129                         }
 130                         wprintf("</TD>\n\t<TD>");
 131
 132                         /* hostname */
 133                         escputs(host);
 134                         if (strlen(realhost) > 0) {
 135                                 wprintf("<BR><I>");
 136                                 escputs(realhost);
 137                                 wprintf("</I>");
 138                         }
 139                         wprintf("</TD>\n</TR>");
 140                 }
 141         }
 142         wprintf("</TABLE>\n"
 143                 "Click on a name to read user info.  Click on "
 144                 "<IMG ALIGN=MIDDLE SRC=\"/static/page.gif\" ALT=\"(p)\" "
 145                 "BORDER=0> to send "
 146                 "a page (instant message) to that user.<BR></CENTER>\n");
 147         do_template("endbox");
 148         wDumpContent(1);
 149 }
 150
 151
 152 void terminate_session(void)
 153 {
 154         char buf[SIZ];
 155
 156         serv_printf("TERM %s", bstr("which_session"));
 157         serv_gets(buf);
 158         whobbs();
 159 }
 160
 161
 162 /*
 163  * Change your session info (fake roomname and hostname)
 164  */
 165 void edit_me(void)
 166 {
 167         char buf[SIZ];
 168
 169         if (!strcasecmp(bstr("sc"), "Change room name")) {
 170                 serv_printf("RCHG %s", bstr("fake_roomname"));
 171                 serv_gets(buf);
 172                 http_redirect("/whobbs");
 173         } else if (!strcasecmp(bstr("sc"), "Change host name")) {
 174                 serv_printf("HCHG %s", bstr("fake_hostname"));
 175                 serv_gets(buf);
 176                 http_redirect("/whobbs");
 177         } else if (!strcasecmp(bstr("sc"), "Change user name")) {
 178                 serv_printf("UCHG %s", bstr("fake_username"));
 179                 serv_gets(buf);
 180                 http_redirect("/whobbs");
 181         } else if (!strcasecmp(bstr("sc"), "Cancel")) {
 182                 http_redirect("/whobbs");
 183         } else {
 184
 185                 output_headers(3);
 186
 187                 wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#000077\"><TR><TD>");
 188                 wprintf("<SPAN CLASS=\"titlebar\">");
 189                 wprintf("Edit your session display");
 190                 wprintf("</SPAN></TD></TR></TABLE>\n");
 191                 wprintf("This screen allows you to change the way your\n");
 192                 wprintf("session appears in the 'Who is online' listing.\n");
 193                 wprintf("To turn off any 'fake' name you've previously\n");
 194                 wprintf("set, simply click the appropriate 'change' button\n");
 195                 wprintf("without typing anything in the corresponding box.\n");
 196                 wprintf("<BR>\n");
 197
 198                 wprintf("<FORM METHOD=\"POST\" ACTION=\"/edit_me\">\n");
 199
 200                 wprintf("<TABLE border=0 width=100%%>\n");
 201
 202                 wprintf("<TR><TD><B>Room name:</B></TD>\n<TD>");
 203                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_roomname\" MAXLENGTH=\"64\">\n");
 204                 wprintf("</TD>\n<TD ALIGN=center>");
 205                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change room name\">");
 206                 wprintf("</TD>\n</TR>\n");
 207
 208                 wprintf("<TR><TD><B>Host name:</B></TD><TD>");
 209                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_hostname\" MAXLENGTH=\"64\">\n");
 210                 wprintf("</TD>\n<TD ALIGN=center>");
 211                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change host name\">");
 212                 wprintf("</TD>\n</TR>\n");
 213
 214                 if (WC->is_aide) {
 215                         wprintf("<TR><TD><B>User name:</B></TD><TD>");
 216                         wprintf("<INPUT TYPE=\"text\" NAME=\"fake_username\" MAXLENGTH=\"64\">\n");
 217                         wprintf("</TD>\n<TD ALIGN=center>");
 218                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change user name\">");
 219                         wprintf("</TD>\n</TR>\n");
 220                 }
 221                 wprintf("<TR><TD>&nbsp;</TD><TD>&nbsp;</TD><TD ALIGN=center>");
 222                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\">");
 223                 wprintf("</TD></TR></TABLE>\n");
 224
 225                 wprintf("</FORM></CENTER>\n");
 226                 wDumpContent(1);
 227         }
 228 }