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         int bg = 0;
  39
  40         output_headers(1, 1, 2, 0, 1, 0, 0);
  41
  42         wprintf("<script language=\"JavaScript\">\n"
  43                 "function ConfirmKill() { \n"
  44                 "return confirm('Do you really want to kill this session?');\n"
  45                 "}\n"
  46                 "</script>\n"
  47         );
  48
  49         wprintf("<div id=\"banner\">\n");
  50         wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>");
  51         wprintf("<IMG SRC=\"/static/users-icon.gif\" ALT=\" \" ALIGN=MIDDLE>");
  52         wprintf("<SPAN CLASS=\"titlebar\">&nbsp;Users currently on ");
  53         escputs(serv_info.serv_humannode);
  54         wprintf("</SPAN></TD><TD ALIGN=RIGHT>");
  55         offer_start_page();
  56         wprintf("</TD></TR></TABLE>\n");
  57         wprintf("</div>\n"
  58                 "<div id=\"text\">\n");
  59
  60         do_template("beginbox_nt");
  61         wprintf("<CENTER>"
  62                 "<TABLE BORDER=0 CELLSPACING=0 WIDTH=100%%>\n<TR>\n");
  63         wprintf("<TH COLSPAN=4>Session ID</TH>\n");
  64         wprintf("<TH>User Name</TH>\n");
  65         wprintf("<TH>Room</TH>");
  66         wprintf("<TH>From host</TH>\n</TR>\n");
  67
  68         serv_puts("TIME");
  69         serv_gets(buf);
  70         if (buf[0] == '2') {
  71                 now = extract_long(&buf[4], 0);
  72         }
  73         else {
  74                 now = time(NULL);
  75         }
  76
  77         serv_puts("RWHO");
  78         serv_gets(buf);
  79         if (buf[0] == '1') {
  80                 while (serv_gets(buf), strcmp(buf, "000")) {
  81                         sess = extract_int(buf, 0);
  82                         extract(user, buf, 1);
  83                         extract(room, buf, 2);
  84                         extract(host, buf, 3);
  85                         extract(realroom, buf, 9);
  86                         extract(realhost, buf, 10);
  87                         last_activity = extract_long(buf, 5);
  88
  89                         bg = 1 - bg;
  90                         wprintf("<TR BGCOLOR=\"#%s\">",
  91                                 (bg ? "DDDDDD" : "FFFFFF")
  92                         );
  93
  94
  95                         wprintf("<TD>%d</TD><TD>", sess);
  96                         if ((WC->is_aide) &&
  97                             (sess != WC->ctdl_pid)) {
  98                                 wprintf(" <A HREF=\"/terminate_session&which_session=%d&session_owner=", sess);
  99                                 urlescputs(user);
 100                                 wprintf("\" onClick=\"return ConfirmKill();\" "
 101                                 ">(kill)</A>");
 102                         }
 103                         if (sess == WC->ctdl_pid) {
 104                                 wprintf(" <A HREF=\"/edit_me\" "
 105                                         ">(edit)</A>");
 106                         }
 107                         wprintf("</TD>");
 108
 109                         /* (link to page this user) */
 110                         wprintf("<TD><A HREF=\"/display_page&recp=");
 111                         urlescputs(user);
 112                         wprintf("\">"
 113                                 "<IMG ALIGN=MIDDLE WIDTH=20 HEIGHT=15 "
 114                                 "SRC=\"/static/page.gif\" "
 115                                 "ALT=\"(p)\""
 116                                 " BORDER=0></A>&nbsp;");
 117                         wprintf("</TD>");
 118
 119                         /* (idle flag) */
 120                         wprintf("<TD>");
 121                         if ((now - last_activity) > 900L) {
 122                                 wprintf("&nbsp;"
 123                                         "<IMG ALIGN=MIDDLE "
 124                                         "SRC=\"/static/idle.gif\" "
 125                                         "ALT=\"[idle]\" BORDER=0>");
 126                         }
 127                         wprintf("</TD>\n\t<TD>");
 128
 129
 130
 131                         /* username (link to user bio/photo page) */
 132                         wprintf("<A HREF=\"/showuser&who=");
 133                         urlescputs(user);
 134                         wprintf("\">");
 135                         escputs(user);
 136                         wprintf("</A>");
 137
 138                         /* room */
 139                         wprintf("</TD>\n\t<TD>");
 140                         escputs(room);
 141                         if (strlen(realroom) > 0) {
 142                                 wprintf("<br /><I>");
 143                                 escputs(realroom);
 144                                 wprintf("</I>");
 145                         }
 146                         wprintf("</TD>\n\t<TD>");
 147
 148                         /* hostname */
 149                         escputs(host);
 150                         if (strlen(realhost) > 0) {
 151                                 wprintf("<br /><I>");
 152                                 escputs(realhost);
 153                                 wprintf("</I>");
 154                         }
 155                         wprintf("</TD>\n</TR>");
 156                 }
 157         }
 158         wprintf("</TABLE>\n"
 159                 "Click on a name to read user info.  Click on "
 160                 "<IMG ALIGN=MIDDLE SRC=\"/static/page.gif\" ALT=\"(p)\" "
 161                 "BORDER=0> to send "
 162                 "a page (instant message) to that user.<br /></CENTER>\n");
 163         do_template("endbox");
 164         wDumpContent(1);
 165 }
 166
 167
 168 void terminate_session(void)
 169 {
 170         char buf[SIZ];
 171
 172         serv_printf("TERM %s", bstr("which_session"));
 173         serv_gets(buf);
 174         whobbs();
 175 }
 176
 177
 178 /*
 179  * Change your session info (fake roomname and hostname)
 180  */
 181 void edit_me(void)
 182 {
 183         char buf[SIZ];
 184
 185         if (!strcasecmp(bstr("sc"), "Change room name")) {
 186                 serv_printf("RCHG %s", bstr("fake_roomname"));
 187                 serv_gets(buf);
 188                 http_redirect("/whobbs");
 189         } else if (!strcasecmp(bstr("sc"), "Change host name")) {
 190                 serv_printf("HCHG %s", bstr("fake_hostname"));
 191                 serv_gets(buf);
 192                 http_redirect("/whobbs");
 193         } else if (!strcasecmp(bstr("sc"), "Change user name")) {
 194                 serv_printf("UCHG %s", bstr("fake_username"));
 195                 serv_gets(buf);
 196                 http_redirect("/whobbs");
 197         } else if (!strcasecmp(bstr("sc"), "Cancel")) {
 198                 http_redirect("/whobbs");
 199         } else {
 200
 201                 output_headers(1, 1, 0, 0, 0, 0, 0);
 202
 203                 wprintf("<div id=\"banner\">\n");
 204                 wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>");
 205                 wprintf("<SPAN CLASS=\"titlebar\">");
 206                 wprintf("Edit your session display");
 207                 wprintf("</SPAN></TD></TR></TABLE>\n");
 208                 wprintf("</div>\n<div id=\"text\">\n");
 209
 210                 wprintf("This screen allows you to change the way your\n");
 211                 wprintf("session appears in the 'Who is online' listing.\n");
 212                 wprintf("To turn off any 'fake' name you've previously\n");
 213                 wprintf("set, simply click the appropriate 'change' button\n");
 214                 wprintf("without typing anything in the corresponding box.\n");
 215                 wprintf("<br />\n");
 216
 217                 wprintf("<FORM METHOD=\"POST\" ACTION=\"/edit_me\">\n");
 218
 219                 wprintf("<TABLE border=0 width=100%%>\n");
 220
 221                 wprintf("<TR><TD><B>Room name:</B></TD>\n<TD>");
 222                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_roomname\" MAXLENGTH=\"64\">\n");
 223                 wprintf("</TD>\n<TD ALIGN=center>");
 224                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change room name\">");
 225                 wprintf("</TD>\n</TR>\n");
 226
 227                 wprintf("<TR><TD><B>Host name:</B></TD><TD>");
 228                 wprintf("<INPUT TYPE=\"text\" NAME=\"fake_hostname\" MAXLENGTH=\"64\">\n");
 229                 wprintf("</TD>\n<TD ALIGN=center>");
 230                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change host name\">");
 231                 wprintf("</TD>\n</TR>\n");
 232
 233                 if (WC->is_aide) {
 234                         wprintf("<TR><TD><B>User name:</B></TD><TD>");
 235                         wprintf("<INPUT TYPE=\"text\" NAME=\"fake_username\" MAXLENGTH=\"64\">\n");
 236                         wprintf("</TD>\n<TD ALIGN=center>");
 237                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change user name\">");
 238                         wprintf("</TD>\n</TR>\n");
 239                 }
 240                 wprintf("<TR><TD>&nbsp;</TD><TD>&nbsp;</TD><TD ALIGN=center>");
 241                 wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\">");
 242                 wprintf("</TD></TR></TABLE>\n");
 243
 244                 wprintf("</FORM></CENTER>\n");
 245                 wDumpContent(1);
 246         }
 247 }