netsurf/utils/import-messages.pl

327 lines
8.1 KiB
Perl

#!/usr/bin/perl
#
# Copyright © 2013 Vivek Dasmohapatra <vivek@collabora.co.uk>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# * The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
=head1
Take a single-language messages file and merge it back in to the
NetSurf master messaged (i10n) file.
=cut
use strict;
use Getopt::Long ();
use Fcntl qw( O_CREAT O_EXCL O_WRONLY O_APPEND O_RDONLY O_WRONLY O_TRUNC );
use constant GETOPT_OPTS => qw( auto_abbrev no_getopt_compat bundling );
use constant GETOPT_SPEC =>
qw( output|o=s
input|i=s
lang|l=s
plat|platform|p=s
format|fmt|f=s
import|I=s
help|h|? );
# default option values:
my %opt = qw( plat any format messages );
sub input_stream ($;$);
sub output_stream ();
sub usage ();
sub parser ();
sub main ()
{
my $input;
my $output;
my $import;
my $parser;
my $opt_ok;
my @input;
my %message;
my $last_key;
my $last_plat;
# option parsing:
Getopt::Long::Configure( GETOPT_OPTS );
$opt_ok = Getopt::Long::GetOptions( \%opt, GETOPT_SPEC );
# allow input, import & output to be specified as non-option arguments:
if( @ARGV ) { $opt{input } ||= shift( @ARGV ) }
if( @ARGV ) { $opt{import} ||= shift( @ARGV ) }
if( @ARGV ) { $opt{output} ||= shift( @ARGV ) }
# open the appropriate streams and get the formatter and headers:
if( $opt_ok )
{
$input = input_stream( $opt{input} );
$import = input_stream( $opt{import}, 'import-file' );
$parser = parser();
$opt{plat} ||= 'any';
}
# double check the options are sane (and we weren't asked for the help)
if( !$opt_ok || $opt{help} || $opt{lang} !~ /^[a-z]{2}$/ )
{
usage();
}
@input = <$input>;
$output = output_stream();
$parser->( \%message, $import );
foreach ( @input )
{
use bytes;
my( $lang, $plat, $key );
if( /^([a-z]{2})\.([^.]+)\.([^:]+):/ )
{
( $lang, $plat, $key ) = ( $1, $2, $3 );
}
if( $key || $message{ $last_key } )
{
#print( $output "## $last_key -> $key\n" );
# the key changed but we have a message for it still pending:
if( $last_key && $message{ $last_key } && ($key ne $last_key) )
{
my $plt = $last_plat;
my $str = $message{ $last_key };
my $msg = qq|$opt{lang}.$last_plat.$last_key:$str\n|;
print( $output $msg );
delete( $message{ $last_key } );
# if the line following our new translation is not blank,
# generate a synthetic group-separator:
if( !/^\s*$/ ) { print( $output "\n") }
}
$last_key = $key;
$last_plat = $plat;
if( $lang eq $opt{lang} )
{
my $val = $message{ $key };
if( $val &&
( $opt{plat} eq 'any' || # all platforms ok
$opt{plat} eq $plat ) ) # specified platform matched
{
print( $output qq|$1.$2.$3:$val\n| );
delete( $message{ $key } );
next;
}
}
}
print( $output $_ );
}
}
main();
sub usage ()
{
my @fmt = map { s/::$//; $_ } keys(%{$::{'msgfmt::'}});
print( STDERR <<TXT );
usage:
$0 -l lang-code \
[-p platform] [-f format] \
[-o output-file] [-i input-file] [-I import-file]
$0 -l lang-code [input-file [import-file [output-file]]]
lang-code : en fr ko (no default)
platform : any gtk ami (default 'any')
format : @fmt (default 'messages')
input-file : defaults to standard input
output-file: defaults to standard output
import-file: no default
The input-file may be the same as the output-file, in which case
it will be altered in place.
TXT
exit(1);
}
sub input_stream ($;$)
{
my $file = shift();
my $must_exist = shift();
if( $file )
{
my $ifh;
sysopen( $ifh, $file, O_RDONLY ) ||
die( "$0: Failed to open input file $file: $!\n" );
return $ifh;
}
if( $must_exist )
{
print( STDERR "No file specified for $must_exist\n" );
usage();
}
return \*STDIN;
}
sub output_stream ()
{
if( $opt{output} )
{
my $ofh;
sysopen( $ofh, $opt{output}, O_CREAT|O_TRUNC|O_WRONLY ) ||
die( "$0: Failed to open output file $opt{output}: $!\n" );
return $ofh;
}
return \*STDOUT;
}
sub parser ()
{
my $name = $opt{format};
my $func = "msgfmt::$name"->UNIVERSAL::can("parse");
return $func || die( "No handler found for format '$name'\n" );
}
# format implementations:
{
package msgfmt::java;
sub unescape { $_[0] =~ s/\\([^abfnrtv])/$1/g; $_[0] }
sub parse
{
my $cache = shift();
my $stream = shift();
while ( <$stream> )
{
if( /([^#]\S+)\s*=\s?(.*)/ )
{
my $key = $1;
my $val = $2;
$cache->{ $key } = unescape( $val );
}
}
}
}
{
package msgfmt::messages; # native netsurf format
sub parse
{
my $cache = shift();
my $stream = shift();
while ( <$stream> )
{
if( /^([a-z]{2})\.([^.]+)\.([^:]+):(.*)/ )
{
my( $lang, $plat, $key, $val ) = ( $1, $2, $3, $4 );
if( $lang ne $opt{lang} ) { next }
if( $opt{plat} ne 'any' &&
$opt{plat} ne $plat &&
'all' ne $plat ) { next }
$cache->{ $key } = $val;
}
}
}
}
{
package msgfmt::transifex;
use base 'msgfmt::java';
# the differences between transifex and java properties only matter in
# the outward direction: During import they can be treated the same way
}
{
package msgfmt::android;
ANDROID_XML:
{
package msgfmt::android::xml;
my @stack;
my $data;
my $key;
our $cache;
sub StartDocument ($) { @stack = (); $key = '' }
sub Text ($) { if( $key ) { $data .= $_ } }
sub PI ($$$) { }
sub EndDocument ($) { }
sub EndTag ($$)
{
pop( @stack );
if( !$key ) { return; }
$cache->{ $key } = $data;
$data = $key = '';
}
sub StartTag ($$)
{
push( @stack, $_[1] );
if( "@stack" eq "resources string" )
{
$data = '';
$key = $_{ name };
}
}
}
sub parse
{
require XML::Parser;
if( !$XML::Parser::VERSION )
{
die("XML::Parser required for android format support\n");
}
$msgfmt::android::xml::cache = shift();
my $stream = shift();
my $parser = XML::Parser->new( Style => 'Stream',
Pkg => 'msgfmt::android::xml' );
$parser->parse( $stream );
}
}