misc/gbook/gbook.bash

   1 #!/bin/bash
   2 #OpenGameBook engine implemented in BASH
   3 #<~~Harvie 2oo8
   4
   5 title="OpenGameBook - BASH engine";
   6 game="hacker.txt";
   7 room="2";
   8
   9 export XDIALOG_HIGH_DIALOG_COMPAT=true;
  10 dialog="dialog"; #(dialog|whiptail|Xdialog|gdialog)
  11
  12 #Args
  13 if [ -z "$1" ]; then
  14         echo "Usage: gbook game.txt [room] [dialog_binary]";
  15         exit;
  16 fi;
  17 if [ -a "$1" ]; then
  18         game="$1";
  19         else echo "File not exist!";
  20 fi;
  21 if [ -n "$2" ]; then room="$2"; fi;
  22 if [ -n "$3" ]; then dialog="$3"; fi;
  23
  24 #Functions
  25 #nop() { echo -n; }
  26
  27 dial_escape() {
  28         #sed "s/'/\\\\'/g" |  sed 's/"/\\"/g' |  sed 's/!/\!/g';
  29         iconv -c | sed "s/'/\\\\'/g";
  30 }
  31
  32 fline() {
  33         head "$1" -n "$2" | tail -n 1 | dial_escape;
  34 }
  35
  36 enter_room() {
  37   line="$1";
  38   #echo -n "$menu";
  39   echo -n "$line" | grep -o '\[[^]]*\]' | while read item; do
  40                 mroom="$(echo "$item" | grep -o '[0-9][0-9]*' | head -n 1)";
  41                 echo "'$mroom'"; echo "'$item'";
  42   done;
  43   echo '>'; echo "' '";
  44   echo 'c'; echo 'Cheat!';
  45 }
  46
  47 xcompat() {
  48         grep -v 'Gtk-'
  49 }
  50
  51 #Init
  52 tmpfile="/tmp/ogb-$$.tmp";
  53 dtmpfile="/tmp/ogbd-$$.tmp";
  54 head="$(fline "$game" 1)";
  55
  56 #Code
  57 "$dialog" --msgbox "$head" 0 0 --backtitle "$title: $game" --title "$game intro";
  58 while true; do
  59         line="$(fline "$game" "$room")";
  60
  61   menuargs="--backtitle '$title: $game' --title '$game/$room' --menu '#$room: $line' 0 0 10"
  62         echo "$(echo "$menuargs" && enter_room "$line")" | xargs "$dialog" 2>"$tmpfile";
  63         set="$?"; seterr=123; #123 in xargs == 1 in command
  64         if [ "$set" == "$seterr" ]; then
  65                 "$dialog" --backtitle "$title: $game" --title "Exiting $game" --yesno "End? - Konec?" 0 0
  66                 if [ "$?" == 0 ]; then break; fi;
  67         fi;
  68
  69         if [ "$(cat "$tmpfile" | xcompat)" == "c" ]; then
  70                  "$dialog" --backtitle "$title: $game" --title "Cheating in $game" --inputbox "Room? - Mistnost?" 0 0 2>"$tmpfile";
  71                  set="$?";
  72         fi;
  73
  74   echo -n "$(cat "$tmpfile" | xcompat)" | grep "[^0-9]" > /dev/null
  75   if [[ "$?" != 0 && "$set" != "$seterr" && -n "$(cat "$tmpfile" | xcompat)" ]]; then room="$(cat "$tmpfile" | xcompat)"; fi;
  76 done;
  77
  78 clear;
  79 rm -f "$tmpfile";
  80 rm -f "$dtmpfile";
  81 echo "$title";
  82 echo Game "$game" aborted by user in room "$room";
  83 exit;