path: root/Master/tlpkg/doc/wingoo-demo.pl

#!/usr/bin/env perl
# For testing, edit $ro_dir and $luaprog as needed;
# $ro_dir should be a read-only directory and
# $luaprog should be a working lua executable but not texlua.

# Under Unix/Linux, just test whether loading of win32 modules is skipped.

#!/usr/bin/env perl

use strict;

BEGIN {
  $^W = 1;
  my $me=$0;
  $me=~s!\\!/!g if $^O=~/^MSWin(32|64)$/i;

  if ($me=~m!/!) {
    # wingoo-demo now in a subsubdirectory:
    ($::installerdir=$me)=~s!(.*)/[^/]+/[^/]+/[^/]*$!$1!;
  } else {
    # This shouldn't occur if called from batchfile
    $::installerdir='./../..';
  }
  @INC = ("$::installerdir/tlpkg/installer/perllib") if ($^O=~/^MSWin(32|64)$/i);
  unshift (@INC, "$::installerdir/tlpkg");
}

use TeXLive::TLUtils qw( get_system_tmpdir );
use TeXLive::TLWinGoo qw(
  &admin
  &non_admin
  &admin_again
  &dir_writable
  &reg_country
  &get_system_path
  &get_user_path
  &get_system_env
  &get_user_env
  &expand_string
  &win_which_dir
  &global_tmpdir
  &add_texbindir_to_path
  &remove_texbindir_from_path
  &register_script_type
  &unregister_script_type
  &broadcast_env
  &update_assocs
  &wg_error
); # safe under Unix/Linux!

my $ro_dir = "z:/aps";
my $luaprog = "x:/utils0/lua.exe";

$::LOGLEVELTERMINAL=$::LOG_DDDEBUG;
$::LOGLEVELFILE=$::LOG_ZERO;

sub maybenot {
  my $bool = shift;
  return $bool ? " is " : " is not ";
}

# two uses:
# - is the parent directory writable?
# - is the script interpreted by lua or by texlua?

sub create_file {
  my $name = shift;
  return if -e $name;
  open DUMMY, ">".$name;
  print DUMMY "print(tostring(0.0000001))"; # lua: 1e-7; texlua: 0
  close DUMMY;
}

sub print_search_paths {
  print "System path: ".get_system_path()."\n";
  print "User path: ".get_user_path()."\n";
}

sub print_lua_out {
  my $luatest = expand_string( $ENV{'TEMP'} ) . "/testlua";
  create_file( $luatest . ".texlua" );
  my $cmd = 'set PATHEXT=%PATHEXT%;.TEXLUA & "'.$luatest.'"';
  $cmd =~ s/\//\\/g;
  print "Lua[tex] result: ".`$cmd`."\n";
  unlink $luatest.".texlua";
}

sub print_assoc_cmd {
  my $ext = shift;
  my $cmdout = `assoc $ext`;
  chomp $cmdout if $cmdout;
  if (!$cmdout) { print "Extension unknown\n"; return; }
  my $ftype = $cmdout;
  $ftype =~ s/.*=//;
  if (!$ftype) { print "Extension unknown\n"; return; }
  $cmdout = `ftype $ftype`;
  if (!$cmdout) { print "Filetype unknown\n"; return; }
  $cmdout =~ s/.*=//;
  print( $ext.' command is: '.$cmdout."\n" );
}

sub print_config {
  # system- and user settings for path, pathext
  # and [HKCU|HKLM]\software\classes settings for e.g .rb
  my $key;
  my $val;

  print_search_paths();

  foreach $key (get_system_env(), get_user_env()) {
    print ("Path: ".($key ->{'/path'})."\n");
    print ("Expanded path: ".expand_string($key ->{'/path'})."\n");
    print ("Pathext: ".($key->{'pathext'})."\n");
  }

  print_lua_out();

  foreach $key ("LMachine/software/classes", "CUser/software/classes",
      "Classes") {
    print "Key: " . $key . "\n";

    # system: lua; user: texlua
    $val = $Win32::TieRegistry::Registry -> {$key."/.texlua//"};
    print "Texlua filetype: ".$val."\n";
    print "TeXlua open command: " .
      $Win32::TieRegistry::Registry -> {$key."/".$val."/Shell/Open/Command/"} .
      "\n";
  }
}

sub pause {
  my $mess = shift;
  print( $mess."\nType any key..." );
  read STDIN,my $dummy, 1;
}

### end of subs ###

my $real_admin = admin();
my $userpath_orig;
my $systempath_orig;
my $userpathext_orig;
my $systempathext_orig;
print( "\nGENERAL; ALSO UNIX\n" );

print ( "\nINC\n" . (join "\n", @INC) . "\n\n");

# admin

if (admin()) {
  print "Admin or not_on_Windows\n";
} else {
  print "Not admin\n";
}

# global_tmpdir

print "\nGlobal tempdir: " . global_tmpdir()."\n";

if ($^O !~ /^MSWin(32|64)$/i) {
  print "Not Windows; bailing out...\n";
  exit;
}

### end of non-windows

# country

print "Country: " . reg_country() . "\n";

# dir_writable

my $wr_dir = $ENV{'USERPROFILE'};
$wr_dir =~ s/\\/\//g;
mkdir $wr_dir unless -e $wr_dir;
print $wr_dir . maybenot(dir_writable($wr_dir)) . "writable\n";
print $ro_dir . maybenot(dir_writable($ro_dir)) . "writable\n";

# expand_string

print( "\nExpansion\n" );
print expand_string("pre\\%systemROOT%\\post")."\n";

# win_which_dir

print( "\nFinding an executable\n" );
print "cmd.exe found in " . win_which_dir("cmd.exe") . "\n";

my $system_tmpdir=get_system_tmpdir();

print( "\n\nHKCU and HKLM\n\n" );

while (1) { # running this first as admin (if possible) and then as non-admin

  print ((admin() ? "Is" : "Not") . " an admin\n");

  # adding and removing texbindir

  print( "\ntexbindir on searchpath\n" );
  my $wr_dir1 = $wr_dir . "/tex1";
  mkdir $wr_dir1 unless -e $wr_dir1;
  create_file( $wr_dir1."/tex.exe" );
  add_texbindir_to_path($wr_dir1);
  print( "Take 1\n" );
  print_search_paths();
  print "tex.exe found in " . win_which_dir("tex.exe") . "\n";

  my $wr_dir2 = $wr_dir . "/tex2";
  mkdir $wr_dir2 unless -e $wr_dir2;
  create_file( $wr_dir2."/tex.exe" );
  add_texbindir_to_path($wr_dir2);
  print( "Take 2\n" );
  print_search_paths();
  print "tex.exe found in " . win_which_dir("tex.exe") . "\n";

  remove_texbindir_from_path( $wr_dir2 );
  print( "Mopping up...\n" );
  print_search_paths();

  # adding a filetype

  print( "\nRegistering and unregistering filetypes\n" );
  my $testlua = admin() ? $luaprog : $::installerdir."/bin/win32/texlua.exe";
  update_assocs(); # just to be sure
  print_assoc_cmd( '.texlua' );
  print_lua_out();
  register_script_type(".texlua", $testlua );
  update_assocs();
  print_assoc_cmd( '.texlua' );
  print_lua_out();
  print( "Now unregister\n" );
  unregister_script_type(".texlua");
  update_assocs();
  print_assoc_cmd( '.texlua' );
  print_lua_out();
  print( "Now re-register (not shown)\n" );
  register_script_type(".texlua", $testlua );
  update_assocs();

  # broadcast environment changes

  broadcast_env();
  pause( "Check environment in new dosbox\n\n" );

  if (admin()) {
    non_admin();
    next;
  }

  # the problem case: no admin, but TeX on system path

  print( "\nNon-admin path problem\n" );
  my $fn = expand_string("%windir%")."/TEX.EXE";
  $fn =~ s/\\/\//g;
  create_file($fn); # a tex.exe on the system path!
  add_texbindir_to_path(expand_string($wr_dir2));
  my @wge = wg_error();
  if (@wge) {
    print $wge[1]."\n";
  }
  print( "Cannot remove tex from system searchpath\n" );
  print_search_paths();
  print "tex.exe found in " . win_which_dir("tex.exe") . "\n";
  unlink $fn;
  remove_texbindir_from_path( $wr_dir2 );

  # broadcast environment changes

  broadcast_env();
  pause( "Check environment in new dosbox" );
  if (!admin()) { last; }
}

admin_again();
unregister_script_type(".texlua");
update_assocs();
broadcast_env();
print_assoc_cmd( '.texlua' );