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serialize_xliff.pm
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serialize_xliff.pm
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package Serge::Engine::Plugin::serialize_xliff;
use parent Serge::Engine::Plugin::Base::Serializer;
use strict;
use Serge;
use Serge::Util;
use XML::Twig;
sub name {
return '.XLIFF 1.2 Serializer';
}
sub validate_data {
my $self = shift;
$self->SUPER::validate_data;
eval('use XML::Tidy;');
die "ERROR: To use serialize_xliff parser, please install XML::Tidy module (run 'cpan XML::Tidy')\n" if $@;
}
sub serialize {
my ($self, $units, $file, $lang) = @_;
my $engine= $self->{parent}->{engine};
my $file_id = $engine->{current_file_id};
my $db = $engine->{db};
my $source_lang = $self->{parent}->{source_language};
my $source_locale = $self->language_from_lang($source_lang);
my $target_locale = $self->language_from_lang($lang);
my $root_element = XML::Twig::Elt->new('xliff', {
'xmlns' => "urn:oasis:names:tc:xliff:document:1.2",
version => "1.2",
});
my $file_element = $root_element->insert_new_elt('file' => {original => $file, 'source-language' => $source_locale, datatype => 'x-unknown'}, '');
if ($source_lang ne $lang) {
$file_element->set_att('target-language' => $target_locale);
}
my $body_element = $file_element->insert_new_elt('body');
my @reversed_units = reverse(@$units);
foreach my $unit (@reversed_units) {
my $unit_element = $body_element->insert_new_elt('trans-unit' => {}, '');
$unit_element->set_att('xml:space' => 'preserve');
if ($source_lang ne $lang) {
my $approved = $unit->{fuzzy} ? "no" : "yes";
$unit_element->set_att(approved => $approved);
}
my $serge_context_group_element = $unit_element->insert_new_elt('context-group' => {name => 'serge', purpose => 'x-serge'}, '');
if ($unit->{context} ne '') {
$serge_context_group_element->insert_new_elt('context' => { 'context-type' => 'x-serge-context' }, $unit->{context});
}
$serge_context_group_element->insert_new_elt('context' => { 'context-type' => 'x-serge-file-id' }, $file_id);
my $string_id = $db->get_string_id($unit->{source}, $unit->{context}, 1); # do not create the string, just look if there is one
# get item_id for current namespace/file and string/context
my $item_id = $db->get_item_id($file_id, $string_id, undef, 1); # do not create
if ($item_id) {
$serge_context_group_element->insert_new_elt('context' => { 'context-type' => 'x-serge-id' }, $item_id);
}
my $key = $unit->{key};
my $dev_comment = $unit->{hint};
my $resname = '';
if ($dev_comment ne '') {
my @dev_comment_lines = split('\n', $dev_comment);
foreach my $dev_comment_line (reverse(@dev_comment_lines)) {
$unit_element->insert_new_elt('note' => {'from' => 'developer'}, $dev_comment_line);
}
}
$unit_element->set_att('id' => $key);
if ($resname ne '') {
$unit_element->set_att('resname' => $resname);
}
my $target_element = $unit_element->insert_new_elt('target' => {'xml:lang' => $target_locale}, $unit->{target});
my $state = '';
if ($unit->{target} ne '') {
$state = 'translated';
} else {
$state = 'new';
}
if ($state ne '') {
$target_element->set_att('state' => $state);
}
$unit_element->insert_new_elt('source' => {'xml:lang' => $source_locale}, $unit->{source});
}
my $tidy_obj = XML::Tidy->new('xml' => $root_element->sprint);
$tidy_obj->tidy(' ');
return $tidy_obj->toString();
}
sub deserialize {
my ($self, $textref) = @_;
my @units;
my $tree;
eval {
$tree = XML::Twig->new()->parse($$textref);
$tree->set_indent(' ' x 4);
};
if ($@) {
my $error_text = $@;
$error_text =~ s/\t/ /g;
$error_text =~ s/^\s+//s;
die $error_text;
}
my $version = $tree->root->att('version');
($version =~ m/^(\d+)/) && ($version = $1);
die "Unsupported XLIFF version: '$version'" unless $version eq 1;
my @tran_units = $tree->findnodes('//trans-unit');
foreach my $tran_unit (@tran_units) {
my $key = '';
my $context = '';
my $comment = '';
my $tran_unit_id = $tran_unit->att('id');
$key = $tran_unit_id;
my $context_group_element = $tran_unit->first_child("context-group[\@purpose='x-serge']");
if (defined $context_group_element) {
my @context_units = $context_group_element->findnodes("context[\@context-type='x-serge-context']");
if (@context_units) {
$context = $context_units[0]->text;
}
}
my @translator_note_units = $tran_unit->findnodes("note[\@from='translator']");
if (@translator_note_units) {
my @translator_notes = map { $_->text } @translator_note_units;
$comment = join('\n', @translator_notes);
}
my $source_element = $tran_unit->first_child('source');
my $target_element = $tran_unit->first_child('target');
my @flags = \();
my $target = '';
if ($target_element) {
$target = $target_element->text;
} else {
print "\t\t? [missing target] for $key\n";
}
my $source = '';
if ($source_element) {
$source = $source_element->text;
}
my $fuzzy = 0;
$fuzzy = $tran_unit->att('approved') eq "no";
if ($key eq '') {
print "\t\t? [empty key]\n";
next;
}
if ($key ne generate_key($source, $context)) {
print "\t\t? [bad key] $key for context $context\n";
next;
}
next unless ($target or $comment);
push @units, {
key => $key,
source => $source,
context => $context,
target => $target,
comment => $comment,
fuzzy => $fuzzy,
flags => @flags,
};
}
return \@units;
}
sub language_from_lang {
my ($self, $language) = @_;
$language =~ s/(-.+?)(-.+)?$/uc($1).$2/e; # convert e.g. 'pt-br-Whatever' to 'pt-BR-Whatever'
return $language;
}
1;