source: trunk/gsdl/bin/script/extract_text.pl@ 2821

#! /usr/bin/perl -w

# extract_text.pl extracts the text from macro files, install scripts
# etc. for translation.

# output is currently to a tab separated list, suitable for importing into
# excel.


BEGIN {
    die "GSDLHOME not set\n" unless defined $ENV{'GSDLHOME'};
}

my $installsh = "$ENV{'GSDLHOME'}/Install.sh";
my $macrosdir = "$ENV{'GSDLHOME'}/macros";

my $texthash = {};

# first extract all the itextn variables from Install.sh
open (INSTALLSH, $installsh) || die;
undef $/;
my $file = <INSTALLSH>;
$/ = "\n";
close INSTALLSH;

$texthash->{'install_sh'} = {};
while ($file =~ s/^(itext\d+)=\"(.*?)(?<!\\)\"//sm) {
    my $key = $1;
    my $value = $2;
    $value =~ s/\n+/ /gs;
    if (defined ($texthash->{'install_sh'}->{$key})) {
    print STDERR "ERROR: $1 already defined\n";
    }
    $texthash->{'install_sh'}->{$key} = $value;
}


# now grab the text from the macro files
$texthash->{'macros'} = {};

# english.dm
&grab_macros("$macrosdir/english.dm");
# english2.dm
&grab_macros("$macrosdir/english2.dm");

# print out the result
foreach my $type (keys (%$texthash)) {
    print STDOUT "type:\t$type\n";
    foreach my $key (sort keys (%{$texthash->{$type}})) {
    print STDOUT "$key\t$texthash->{$type}->{$key}\n";
    }
}

sub grab_macros {
    my ($filename) = @_;

    my $line = "";
    my $pack = "Global";
    my $macroname = "";
    my $macrovalue = "";
    open (FILE, $filename) || die;
    while (defined ($line = <FILE>)) {
    if ($line =~ /^package (\w+)/) {
        $pack = $1;
        $macroname = "";
        $macrovalue = "";
        next;
    }

    if ($line =~ /^_([^_\s]+)_\s*(?:\[[^\]]*\])?\s*\{(.*)$/s) {
        die "ERROR 1\n" if ($macroname ne "" || $macrovalue ne "");
        $macroname = $1;
        $macrovalue = $2 if defined $2;
        if ($macrovalue =~ s/^(.*?)(?<!\\)\}/$1/) {
        &addmacro($pack, \$macroname, \$macrovalue);
        }       
    } elsif ($macroname ne "") {
        if ($line =~ /^(.*?)(?<!\\)\}/) {
        $macrovalue .= $1 if defined $1;
        &addmacro($pack, \$macroname, \$macrovalue);
        } else {
        $macrovalue .= $line;
        }
    } elsif ($line =~ /^\#\# \"([^\"]+)\" \#\# \w+ \#\# (\w+) \#\#/) {
        my $imagename = "image:$2";
        my $imagetext = $1;
        &addmacro($pack, \$imagename, \$imagetext);
    }
    }
    close FILE;
}

sub addmacro {
    my ($pack, $nameref, $valref) = @_;

    if ($$nameref !~ /^(httpicon|width|height)/) {

    my $name = "$pack:$$nameref";
    
    if (defined ($texthash->{'macros'}->{$name})) {
        print STDERR "ERROR: $name already defined\n";  
    }

    $$valref =~ s/\n+/ /gs;
    $texthash->{'macros'}->{$name} = $$valref;
    }

    else {
#   print STDERR "ignoring $$nameref\n";
    }

    $$nameref = "";
    $$valref = "";
}