#!/usr/bin/perl 
# Filename:      grml-quickconfig
# Purpose:       get fast access to some basic grml-scripts
# Authors:       Michael Schierl <schierlm-public@gmx.de>, Alexander Wirt <formorer@grml.org>
# Bug-Reports:   see http://grml.org/bugs/
# License:       This file is licensed under the GPL v2.
# Latest change: Sam Mär 17 12:42:50 CET 2007 [mika]
################################################################################

# menu with quick config options

use Term::ReadKey;

# enable alternate charset support (needed for screen)
print "\e(B\e)0";

open (my $fh, '/proc/cmdline'); 
my $cmdline = <$fh>; 
close($fh); 

my $color = 1 unless $cmdline =~ /nocolor/; 

# variables for nice display
if ($color) {
    $W = "\e[0;32;1m";     # White
    $N = "\x0f\e[0m";      # Normal
    $M = "\e[0;35;1m";     # Magenta (for commands)
    $B = "\e[0;34;1m\x0e"; # Blue, line drawing characters
} else {
    $B = "\x0e";
    $N = "\x0f";
}

$HLINE=$B."x".$N;      # A single horizontal line drawing character

# menu options
%menu_commands = (
    d => 'grml-lang de',
    a => 'grml-lang at',
    c => 'grml-lang ch',
    u => 'grml-lang us', 
    n => 'grml-network',
    e => 'netcardconfig',
    i => 'grml-info',
    h => 'grml2hd',
    m => 'pdmenu -c',
    q => 'exit',
# x and Return are handled manually
);

# window managers
%windowmanagers = (
    d => 'dwm',
    e => 'evilwm',
    f => 'fluxbox',
    v => 'fvwm',
    2 => 'fvwm2', 
    c => 'fvwm-crystal',
    9 => 'w9wm',
    w => 'windowlab',
    i => 'wmii',
    n => 'wm-ng',
);

# main loop
while(1) {

# disable input buffering, see
# man perlfunc | less '+/   getc'
# for details
    system "stty", '-icanon', 'eol', "\001";

# main loop
    $command="";
    while($command eq "") {
	print <<"EOF";

   ${B}lqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqk${N}
   $HLINE Welcome to ${M}grml-quickconfig${M}                            $HLINE 
   $HLINE Press a highlighted key to perform an action, or press $HLINE
   $HLINE ${W}Return${N} or ${W}q${N} to go back to the shell.                   $HLINE
   ${B}tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqu${N}
   $HLINE Set keyboard layout (${M}grml-lang${N}): ${W}d${N}e ${W}a${N}t ${W}c${N}h ${W}u${N}s           $HLINE
   $HLINE Configure ${W}n${N}etwork (${M}grml-network${N})                       $HLINE
   $HLINE -> Configure ${W}e${N}thernet card directly (${M}netcardconfig${N})    $HLINE
   ${B}tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqu${N}
   $HLINE Show ${W}i${N}nformation about grml (${M}grml-info${N})                $HLINE
   $HLINE Start ${W}x${N} (${M}grml-x${N})                                       $HLINE
   $HLINE Show an application ${W}m${N}enu (${M}pdmenu${N})                      $HLINE
   $HLINE Install grml to ${W}h${N}ard disk (${M}grml2hd${N})                    $HLINE
   ${B}mqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqj${N}

EOF
	print "Press a key: ".$M;
	ReadMode 4; # Turn off controls keys
	while (not defined ($x = ReadKey(-1))) {
	    # No key yet
	}
	ReadMode 0; # Reset tty mode before exiting

	print $N.$/.$/;
	if (defined($menu_commands{$x})) {
	    $command = $menu_commands{$x};
	} elsif ($x eq "\n") {
	    $command= 'exit';
	} elsif ($x eq "x") {
	    print <<"EOF";

   ${B}lqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqk${N}
   $HLINE Select a window manager (unsorted list):               $HLINE 
   $HLINE Press any other key to return to the main menu.        $HLINE
   ${B}tqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqu${N}
   $HLINE ${W}d${N}wm ${W}e${N}vilwm ${W}f${N}luxbox f${W}v${N}wm fvwm${W}2${N} fvwm-${W}c${N}rystal             $HLINE 
   $HLINE w${W}9${N}wm ${W}w${N}indowlab wm${W}i${N}i wmi-${W}n${N}g                             $HLINE
   ${B}mqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqj${N}

EOF
	    print "Press a key: ".$M;
	    ReadMode 4; # Turn off controls keys
	    while (not defined ($x = ReadKey(-1))) {
		# No key yet
	    }
	    ReadMode 0; # Reset tty mode before exiting

	    print $N.$/.$/;
	    if (defined($windowmanagers{$x})) {
		$command = "su - grml -c 'grml-x ".$windowmanagers{$x}."'";
	    } else {
		print "Unknown key.\n";
	    }
	} else {
	    print "Unknown key.\n";
	}
    }

# reenable input buffering
    system "stty", 'icanon', 'eol', '^@';

    if ($command eq "exit") {
	last;
    }
    print $W . "Running command: " . $M . $command . $N . $/;
    system($command);
    print $/;
}
print "Happy hacking!\n";

## END OF FILE #################################################################