#!/usr/bin/perl

# -n do not include custom_ scripts

use FileHandle;


$basedir = "../..";
$bindir = "$basedir/bin/mozilla";
$menufile = "menu.ini";

foreach $item (@ARGV) {
  $item =~ s/-//g;
  $arg{$item} = 1;
}

opendir DIR, "$bindir" or die "$!";
@progfiles = grep { /\.pl/; !/(_|^\.)/ } readdir DIR;
seekdir DIR, 0;
@customfiles = grep /_/, readdir DIR;
closedir DIR;

# put customized files into @customfiles
@customfiles = () if ($arg{n});

if ($arg{n}) {
  @menufiles = ($menufile);
} else {
  opendir DIR, "$basedir" or die "$!";
  @menufiles = grep { /.*?_$menufile$/ } readdir DIR;
  closedir DIR;
  unshift @menufiles, $menufile;
}


# slurp the translations in
if (-f 'all') {
  require "all";
}


foreach $file (@progfiles) {
  
  %locale = ();
  %submit = ();
  %subrt = ();
  
  &scanfile("$bindir/$file");

  # scan custom_{module}.pl or {login}_{module}.pl files
  foreach $customfile (@customfiles) {
    if ($customfile =~ /_$file/) {
      if (-f "$bindir/$customfile") {
	&scanfile("$bindir/$customfile");
      }
    }
  }
  
  # if this is the menu.pl file
  if ($file eq 'menu.pl') {
    foreach $item (@menufiles) {
      &scanmenu("$basedir/$item");
    }
  }
  
  $file =~ s/\.pl//;


  eval { require 'missing'; };
  unlink 'missing';

  foreach $text (keys %$missing) {
    if ($locale{$text}) {
      unless ($self{texts}{$text}) {
	$self{texts}{$text} = $missing->{$text};
      }
    }
  }


  open FH, ">$file" or die "$! : $file";

  print FH q|$self{texts} = {
|;

  foreach $key (sort keys %locale) {
    if ($self{texts}{$key}) {
      $text = $self{texts}{$key};
    } else {
      $text = $key;
    }
    $text =~ s/'/\\'/g;
    $text =~ s/\\$/\\\\/;

    $keytext = $key;
    $keytext =~ s/'/\\'/g;
    $keytext =~ s/\\$/\\\\/;
    
    print FH qq|  '$keytext'|.(' ' x (27-length($keytext))).qq| => '$text',\n|;
  }

  print FH q|};

$self{subs} = {
|;
  
  foreach $key (sort keys %subrt) {
    $text = $key;
    $text =~ s/'/\\'/g;
    $text =~ s/\\$/\\\\/;
    print FH qq|  '$text'|.(' ' x (27-length($text))).qq| => '$text',\n|;
  }

  foreach $key (sort keys %submit) {
    $text = ($self{texts}{$key}) ? $self{texts}{$key} : $key;
    $text =~ s/'/\\'/g;
    $text =~ s/\\$/\\\\/;

    $english_sub = $key;
    $english_sub =~ s/'/\\'/g;
    $english_sub =~ s/\\$/\\\\/;
    $english_sub = lc $key;
    
    $translated_sub = lc $text;
    $english_sub =~ s/( |-|,)/_/g;
    $translated_sub =~ s/( |-|,)/_/g;
    print FH qq|  '$translated_sub'|.(' ' x (27-length($translated_sub))).qq| => '$english_sub',\n|;
  }
  
  print FH q|};

1;
|;

  close FH;
}


# now print out all

open FH, ">all" or die "$! : all";

print FH q|# These are all the texts to build the translations files.
# The file has the form of 'english text'  => 'foreign text',
# you can add the translation in this file or in the 'missing' file
# run locales.pl from this directory to rebuild the translation files

$self{texts} = {
|;


foreach $key (sort keys %alllocales) {
  $text = $self{texts}{$key};

  $count++;
  
  $text =~ s/'/\\'/g;
  $text =~ s/\\$/\\\\/;
  $key =~ s/'/\\'/g;
  $key =~ s/\\$/\\\\/;

  unless ($text) {
    $notext++;
    push @missing, $key;
  }

  print FH qq|  '$key'|.(' ' x (27-length($key))).qq| => '$text',\n|;

}

print FH q|};

1;
|;

close FH;


if (@missing) {
  open FH, ">missing" or die "$! : missing";

  print FH q|# add the missing texts and run locales.pl to rebuild

$missing = {
|;

  foreach $text (@missing) {
    print FH qq|  '$text'|.(' ' x (27-length($text))).qq| => '',\n|;
  }

  print FH q|};

1;
|;

  close FH;
  
}

open(FH, "LANGUAGE");
@language = <FH>;
close(FH);
$trlanguage = $language[0];
chomp $trlanguage;

$per = sprintf("%.1f", ($count - $notext) / $count * 100);
print "\n$trlanguage - ${per}%\n";

exit;
# eom


sub scanfile {
  my $file = shift;

  return unless (-f "$file");
  
  my $fh = new FileHandle;
  open $fh, "$file" or die "$! : $file";

  while (<$fh>) {
    # is this another file
    if (/require\s+\W.*\.pl/) {
      my $newfile = $&;
      $newfile =~ s/require\s+\W//;
      $newfile =~ s/\$form->{path}\///;
      &scanfile("$bindir/$newfile");
    }
   
    # is this a sub ?
    if (/^sub /) {
      ($null, $subrt) = split / +/;
      $subrt{$subrt} = 1;
      next;
    }
    
    my $rc = 1;
    
    while ($rc) {
      if (/Locale/) {
	unless (/^use /) {
	  my ($null, $country) = split /,/;
	  $country =~ s/^ +["']//;
	  $country =~ s/["'].*//;
	}
      }

      if (/\$locale->text.*?\W\)/) {
	my $string = $&;
	$string =~ s/\$locale->text\(\s*['"(q|qq)]['\/\\\|~]*//;
	$string =~ s/\W\)+.*$//;

        # if there is no $ in the string record it
	unless ($string =~ /\$\D.*/) {
	  # this guarantees one instance of string
	  $locale{$string} = 1;

          # this one is for all the locales
	  $alllocales{$string} = 1;

          # is it a submit button before $locale->
          if (/type=submit/) {
	    $submit{$string} = 1;
          }
	}
      }

      # exit loop if there are no more locales on this line
      ($rc) = ($' =~ /\$locale->text/);
      # strip text
      s/^.*?\$locale->text.*?\)//;
    }
  }

  close($fh);

}


sub scanmenu {
  my $file = shift;

  my $fh = new FileHandle;
  open $fh, "$file" or die "$! : $file";

  my @a = grep /^\[/, <$fh>;
  close($fh);

  # strip []
  grep { s/(\[|\])//g } @a;
  
  foreach my $item (@a) {
    @b = split /--/, $item;
    foreach $string (@b) {
      chomp $string;
      $locale{$string} = 1;
      $alllocales{$string} = 1;
    }
  }
  
}