script/conllu2korapxml

#!/usr/bin/env perl
use strict;
use warnings;
use POSIX;
use Getopt::Long qw(GetOptions :config no_auto_abbrev);
use Log::Any '$log';
use Log::Any::Adapter;
use Encode;
use IO::Compress::Zip qw(zip $ZipError :constants);
use File::Basename;
use Pod::Usage;

my $_COMPRESSION_METHOD = ZIP_CM_DEFLATE;
my %opts;
my %processedFilenames;

our $VERSION = '0.5.0';
our $VERSION_MSG = "\nconllu2korapxml - v$VERSION\n";

use constant {
    # Set to 1 for minimal more debug output (no need to be parametrized)
    DEBUG => $ENV{KORAPXMLCONLLU_DEBUG} // 0
};

GetOptions(
    'force-foundry|f=s'            => \(my $foundry_name = ''),
    'log|l=s'                      => \(my $log_level = 'warn'),

    'help|h'                       => sub {
      pod2usage(
          -verbose  => 99,
          -sections => 'NAME|DESCRIPTION|SYNOPSIS|ARGUMENTS|OPTIONS|EXAMPLES',
          -msg      => $VERSION_MSG,
          -output   => '-'
      )
    },
    'version|v'                    => sub {
      pod2usage(
          -verbose => 0,
          -msg     => $VERSION_MSG,
          -output  => '-'
      );
    }
);

# Establish logger
binmode(STDERR, ':encoding(UTF-8)');
Log::Any::Adapter->set('Stderr', log_level => $log_level);
$log->notice('Debugging is activated') if DEBUG;

my $docid="";
my $zip = undef;
my $outh = \*STDOUT;
my $parser_file;
my $parse;
my $morpho_file;
my $morpho;
my @spansFrom;
my @spansTo;
my $current;
my ($unknown, $known) = (0, 0);

my ($write_morpho, $write_syntax, $base) = (1, 0, 0);
my $filename;
my $first=1;
my @conllu_files = @ARGV;
push @conllu_files, "-" if (@conllu_files == 0);
my $fh;
foreach my $conllu_file (@conllu_files) {
  if ($conllu_file eq '-') {
    $fh = \*STDIN;
  } else {
    open($fh, "<", $conllu_file) or die "Cannot open $conllu_file";
  }
  my $i=0; my $s=0; my $first_in_sentence=0;
  my $lastDocSigle="";
  MAIN: while (<$fh>) {
    if(/^\s*(?:#|0\.\d)/) {
      if(/^(?:#|0\.1)\s+filename\s*[:=]\s*(.*)/) {
        $filename=$1;
        if(!$first) {
          closeDoc(0);
        } else {
          $first=0;
        }
        if($processedFilenames{$filename}) {
          $log->warn("WARNING: $filename is already processed");
        }
        $processedFilenames{$filename}=1;
        $i=0;
      } elsif(/^#\s*foundry\s*[:=]\s*(.*)/) {
        if(!$foundry_name) {
          $foundry_name = $1;
          $log->debug("Foundry: $foundry_name\n");
        } else {
          $log->debug("Ignored foundry name: $1\n");
        }
      } elsif(/^#\s*generator\s*[=]\s*udpipe/i) {
        if(!$foundry_name) {
          $foundry_name = "ud";
          $log->debug("Foundry: $foundry_name\n");
        } else {
          $log->debug("Ignored foundry name: ud\n");
        }
      } elsif(/^(?:#|0\.2)\s+text_id\s*[:=]\s*(.*)/) {
        $docid=$1;
        my $docSigle = $docid;
        $docSigle =~ s/\..*//;
        if($docSigle ne $lastDocSigle) {
          $log->info("Analyzing $docSigle");
          $lastDocSigle = $docSigle;
        }
        $known=$unknown=0;
        $current="";
        $parser_file = dirname($filename);
        $parser_file =~ s@(.*)/[^/]+$@$1@;
        $morpho_file = $parser_file;
        $morpho_file .= "/$foundry_name/morpho.xml";
        $parser_file .= "/$foundry_name/dependency.xml";
        $parse = $morpho = layer_header($docid);
      }  elsif (/^(?:#|0\.3)\s+(?:start_offsets|from)\s*[:=]\s*(.*)/) {
        @spansFrom = split(/\s+/, $1);
      }  elsif (/^(?:#|0\.4)\s+(?:end_offsets|to)\s+[:=]\s*(.*)/) {
        @spansTo = split(/\s+/, $1);
      }
    } elsif ( !/^\s*$/ ) {
      if ( !$docid || scalar @spansTo == 0 || scalar @spansFrom == 0 ) {
        if ( !$docid ) {
          $log->warn("WARNING: No valid input document: text_id (e.g. '# text_id = GOE_AGA.00000') missing");
        }
        if ( scalar @spansTo == 0 || scalar @spansFrom == 0 ) {
          $log->warn("WARNING: No valid input document: token offsets missing");
        }

        # Skip to next potentially valid document
        while (<$fh>) {
          next MAIN if m!^\s*$!s;
        }
      };
      my @parsed=split('\t');
      chomp  $parsed[9];
      if (@parsed != 10) {
        $log->warn("WARNING: skipping strange parser output line in $docid");
        $i++;
        next;
      }
      my $t=$parsed[0];
      if($t == 1) {
        $s++;
        $first_in_sentence = $i;
      }
      if($parsed[6] =~ /\d+/ && $parsed[7] !~ /_/) {
        $write_syntax=1;
        my $from=$spansFrom[$parsed[6]];
        my $to=$spansTo[$parsed[6]];
          $parse .= qq@<span id="s${s}_n$t" from="$spansFrom[$t]" to="$spansTo[$t]">
<rel label="$parsed[7]">
<span from="$from" to="$to"/>
</rel>
</span>
@;
      }
      my $pos = $parsed[3];
      $pos =~ s/\|.*//;
      $morpho .= qq(  <span id="s${s}_n$t" from="$spansFrom[$t]" to="$spansTo[$t]">
   <fs type="lex" xmlns="http://www.tei-c.org/ns/1.0">
    <f name="lex">
     <fs>
      <f name="pos">$pos</f>
);
      $morpho .= qq(      <f name="lemma">$parsed[2]</f>\n) if($parsed[2] ne "_" || $parsed[1] eq '_');
      $morpho .= qq(      <f name="msd">$parsed[5]</f>\n) if($parsed[5] ne "_");
      if($parsed[9] ne "_") {
        if ($parsed[9] =~ /[0-9.e]+/) {
          $morpho .= qq(      <f name="certainty">$parsed[9]</f>\n)
        }
        else {
          $morpho .= qq(      <f name="misc">$parsed[9]</f>\n)
        }
      }
      $morpho .= qq(     </fs>
    </f>
   </fs>
  </span>
);
        $i++;
    }
  }
  $current .= "\n";
  closeDoc(1);
  $zip->close() if $zip;
  close($fh);
}
exit;

sub newZipStream {
  my ($fname) = @_;
  if (defined $zip) {
    $zip->newStream(Zip64 => 1, TextFlag => 1, Method => $_COMPRESSION_METHOD,
        Append            => 1, Name => $fname)
        or die "ERROR ('$fname'): zip failed: $ZipError\n";
  } else {
    $zip = new IO::Compress::Zip $outh, Zip64 => 1, TextFlag => 1,
        Method => $_COMPRESSION_METHOD, Append => 1, Name => "$fname"
        or die "ERROR ('$fname'): zip failed: $ZipError\n";
  }
}

sub closeDoc {
  if ($write_morpho && $morpho_file) {
    newZipStream($morpho_file);
    $zip->print($morpho, qq( </spanList>\n</layer>\n));
  }
  if ($write_syntax && $parser_file) {
    $write_syntax = 0;
    newZipStream($parser_file);
    $zip->print($parse, qq(</spanList>\n</layer>\n));
  }
}

sub layer_header {
  my ($docid) = @_;
  return(qq(<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="span.rng" type="application/xml" schematypens="http://relaxng.org/ns/structure/1.0"?>
<layer docid="$docid" xmlns="http://ids-mannheim.de/ns/KorAP" version="KorAP-0.4">
<spanList>
));
}

=pod

=encoding utf8

=head1 NAME

conllu2korapxml - Conversion of KorAP-XML CoNLL-U to KorAP-XML zips

=head1 SYNOPSIS

  conllu2korapxml < zca15.tree_tagger.conllu > zca15.tree_tagger.zip

=head1 DESCRIPTION

C<conllu2korapxml> converts CoNLL-U files that follow KorAP-specific comment conventions
 and contain morphosyntactic and/or dependency annotations to
 corresponding KorAP-XML zip files.

=head1 INSTALLATION

  $ cpanm https://github.com/KorAP/KorAP-XML-CoNLL-U.git

=head1 OPTIONS

=over 2

=item B<--force-foundry|-f>

Set foundry name and ignore foundry names in the input.

=item B<--help|-h>

Print help information.

=item B<--version|-v>

Print version information.


=item B<--log|-l>

Loglevel for I<Log::Any>. Defaults to C<warn>.

=back

=head1 EXAMPLES

 conllu2korapxml -f tree_tagger < t/data/wdf19.morpho.conllu > wdf19.tree_tagger.zip

=head1 COPYRIGHT AND LICENSE

Copyright (C) 2021, L<IDS Mannheim|https://www.ids-mannheim.de/>

Author: Marc Kupietz

Contributors: Nils Diewald

L<KorAP::XML::CoNNL-U> is developed as part of the L<KorAP|https://korap.ids-mannheim.de/>
Corpus Analysis Platform at the
L<Leibniz Institute for the German Language (IDS)|http://ids-mannheim.de/>,
member of the
L<Leibniz-Gemeinschaft|http://www.leibniz-gemeinschaft.de/>.

This program is free software published under the
L<BSD-2 License|https://opensource.org/licenses/BSD-2-Clause>.