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test.pm
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test.pm
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package Biber::Output::test;
use 5.014000;
use strict;
use warnings;
use base 'Biber::Output::base';
use Biber::Config;
use Biber::Constants;
use Biber::Entry;
use Biber::Utils;
use IO::File;
use Log::Log4perl qw( :no_extra_logdie_message );
my $logger = Log::Log4perl::get_logger('main');
=encoding utf-8
=head1 NAME
Biber::Output::test - Output class for loopback testing
Essentially, this outputs to a string so we can look at it internally in tests
=cut
=head2 _printfield
Add the .bbl for a text field to the output accumulator.
=cut
sub _printfield {
my ($be, $field, $str) = @_;
my $field_type = 'field';
# crossref and xref are of type 'strng' in the .bbl
if (lc($field) eq 'crossref' or
lc($field) eq 'xref') {
$field_type = 'strng';
}
# auto-escase TeX special chars if:
# * The entry is not a bibtex entry (no auto-escaping for bibtex data)
# * It's not a strng field
if ($field_type ne 'strng' and $be->get_field('datatype') ne 'bibtex') {
$str =~ s/(?<!\\)(\#|\&|\%)/\\$1/gxms;
$str =~ s/\A[\n\s]+//xms;
$str =~ s/[\n\s]+\z//xms;
}
if (Biber::Config->getoption('wraplines')) {
## 16 is the length of ' \field{}{}'
if ( 16 + length($field) + length($str) > 2*$Text::Wrap::columns ) {
return " \\${field_type}{$field}{%\n" . wrap(' ', ' ', $str) . "%\n }\n";
}
elsif ( 16 + length($field) + length($str) > $Text::Wrap::columns ) {
return wrap(' ', ' ', "\\${field_type}{$field}{$str}" ) . "\n";
}
else {
return " \\${field_type}{$field}{$str}\n";
}
}
else {
return " \\${field_type}{$field}{$str}\n";
}
return;
}
=head2 set_output_entry
Set the .bbl output for an entry. This is the meat of
the .bbl output
=cut
sub set_output_entry {
my $self = shift;
my $be = shift; # Biber::Entry object
my $bee = $be->get_field('entrytype');
my $section = shift; # Section the entry occurs in
my $dm = shift; # Structure object
my $acc = '';
my $opts = '';
my $secnum = $section->number;
my $key = $be->get_field('citekey');
if ( $be->field_exists('options') ) {
$opts = filter_entry_options($be->get_field('options'));
}
$acc .= "% sortstring = " . $be->get_field('sortstring') . "\n"
if (Biber::Config->getoption('debug') || Biber::Config->getblxoption('debug'));
$acc .= " \\entry{$key}{" . $be->get_field('entrytype') . "}{$opts}\n";
# Generate set information
if ( $be->get_field('entrytype') eq 'set' ) { # Set parents get \set entry ...
$acc .= " \\set{" . $be->get_field('entryset') . "}\n";
}
else { # Everything else that isn't a set parent ...
if (my $es = $be->get_field('entryset')) { # ... gets a \inset if it's a set member
$acc .= " \\inset{$es}\n";
}
}
# Output name fields
# first output copy in labelname
# This is essentially doing the same thing twice but in the future,
# labelname may have different things attached than the raw name
my $lni = $be->get_labelname_info;
my $name_others_deleted = '';
my $plo; # per-list options
if (my $ln = $be->get_field('labelname')) {
my @plo;
# Add uniquelist, if defined
if (my $ul = $ln->get_uniquelist){
push @plo, "uniquelist=$ul";
}
$plo =join(',', @plo);
# Did we have "and others" in the data?
if ( $ln->get_morenames ) {
$acc .= " \\true{morelabelname}\n";
}
my $total = $ln->count_names;
$acc .= " \\name{labelname}{$total}{$plo}{%\n";
foreach my $n (@{$ln->names}) {
$acc .= $n->name_to_bbl;
}
$acc .= " }\n";
}
# then names themselves
foreach my $namefield (@{$dm->get_fields_of_type('list', 'name')}) {
next if $dm->field_is_skipout($namefield);
if ( my $nf = $be->get_field($namefield) ) {
# Did we have "and others" in the data?
if ( $nf->get_morenames ) {
$acc .= " \\true{more$namefield}\n";
}
my $total = $nf->count_names;
# Copy perl-list options to the actual labelname too
$plo = '' unless (defined($lni) and $namefield eq $lni->{field});
$acc .= " \\name{$namefield}{$total}{}{%\n";
foreach my $n (@{$nf->names}) {
$acc .= $n->name_to_bbl;
}
$acc .= " }\n";
}
}
foreach my $listfield (@{$dm->get_fields_of_fieldtype('list')}) {
next if $dm->field_is_datatype('name', $listfield); # name is a special list
if ( my $lf = $be->get_field($listfield) ) {
if ( lc($be->get_field($listfield)->[-1]) eq Biber::Config->getoption('others_string') ) {
$acc .= " \\true{more$listfield}\n";
pop @$lf; # remove the last element in the array
};
my $total = $#$lf + 1;
$acc .= " \\list{$listfield}{$total}{%\n";
foreach my $f (@$lf) {
$acc .= " {$f}%\n";
}
$acc .= " }\n";
}
}
my $namehash = $be->get_field('namehash');
$acc .= " \\strng{namehash}{$namehash}\n" if $namehash;
my $fullhash = $be->get_field('fullhash');
$acc .= " \\strng{fullhash}{$fullhash}\n" if $fullhash;
if ( Biber::Config->getblxoption('labelalpha', $be->get_field('entrytype')) ) {
# Might not have been set due to skiplab/dataonly
if (my $label = $be->get_field('labelalpha')) {
$acc .= " \\field{labelalpha}{$label}\n";
}
}
# This is special, we have to put a marker for sortinit and then replace this string
# on output as it can vary between lists
$acc .= " <BDS>SORTINIT</BDS>\n";
# The labelyear option determines whether "extrayear" is output
# Skip generating extrayear for entries with "skiplab" set
if ( Biber::Config->getblxoption('labelyear', $be->get_field('entrytype'))) {
# Might not have been set due to skiplab/dataonly
if (my $ey = $be->get_field('extrayear')) {
my $nameyear_extra = $be->get_field('nameyear_extra');
if ( Biber::Config->get_seen_nameyear_extra($nameyear_extra) > 1) {
$acc .= " <BDS>EXTRAYEAR</BDS>\n";
}
}
if (my $ly = $be->get_field('labelyear')) {
$acc .= " \\field{labelyear}{$ly}\n";
}
}
# The labeltitle option determines whether "extratitle" is output
if ( Biber::Config->getblxoption('labeltitle', $bee)) {
# Might not have been set due to skiplab/dataonly
if (my $nametitle = $be->get_field('nametitle')) {
if ( Biber::Config->get_seen_nametitle($nametitle) > 1) {
$acc .= " <BDS>EXTRATITLE</BDS>\n";
}
}
}
# The labeltitleyear option determines whether "extratitleyear" is output
if ( Biber::Config->getblxoption('labeltitleyear', $bee)) {
# Might not have been set due to skiplab/dataonly
if (my $titleyear = $be->get_field('titleyear')) {
if ( Biber::Config->get_seen_titleyear($titleyear) > 1) {
$acc .= " <BDS>EXTRATITLEYEAR</BDS>\n";
}
}
}
# labeltitle is always output
if (my $lt = $be->get_field('labeltitle')) {
$acc .= " \\field{labeltitle}{$lt}\n";
}
# The labelalpha option determines whether "extraalpha" is output
# Skip generating extraalpha for entries with "skiplab" set
if ( Biber::Config->getblxoption('labelalpha', $be->get_field('entrytype'))) {
# Might not have been set due to skiplab/dataonly
if (my $ea = $be->get_field('extraalpha')) {
my $nameyear_extra = $be->get_field('nameyear_extra');
if ( Biber::Config->get_seen_nameyear_extra($nameyear_extra) > 1) {
$acc .= " <BDS>EXTRAALPHA</BDS>\n";
}
}
}
if ( Biber::Config->getblxoption('labelnumber', $be->get_field('entrytype')) ) {
if (my $sh = $be->get_field('shorthand')) {
$acc .= " \\field{labelnumber}{$sh}\n";
}
elsif (my $ln = $be->get_field('labelnumber')) {
$acc .= " \\field{labelnumber}{$ln}\n";
}
}
if (defined($be->get_field('singletitle'))) {
$acc .= " \\true{singletitle}\n";
}
foreach my $lfield (sort @{$dm->get_fields_of_type('field', 'entrykey')},
@{$dm->get_fields_of_type('field', 'key')},
@{$dm->get_fields_of_datatype('integer')},
@{$dm->get_fields_of_type('field', 'literal')},
@{$dm->get_fields_of_type('field', 'code')}) {
next if $dm->field_is_skipout($lfield);
if ( ($dm->field_is_nullok($lfield) and
$be->field_exists($lfield)) or
$be->get_field($lfield) ) {
# we skip outputting the crossref or xref when the parent is not cited
# (biblatex manual, section 2.2.3)
# sets are a special case so always output crossref/xref for them since their
# children will always be in the .bbl otherwise they make no sense.
unless ( $be->get_field('entrytype') eq 'set') {
next if ($lfield eq 'crossref' and
not $section->has_citekey($be->get_field('crossref')));
next if ($lfield eq 'xref' and
not $section->has_citekey($be->get_field('xref')));
}
$acc .= _printfield($be, $lfield, $be->get_field($lfield) );
}
}
foreach my $rfield (@{$dm->get_fields_of_datatype('range')}) {
if ( my $rf = $be->get_field($rfield)) {
$rf =~ s/[-–]+/\\bibrangedash /g;
$acc .= " \\field{$rfield}{$rf}\n";
}
}
foreach my $vfield ((@{$dm->get_fields_of_datatype('verbatim')},
@{$dm->get_fields_of_datatype('uri')})) {
if ( my $rf = $be->get_field($vfield) ) {
$acc .= " \\verb{$vfield}\n";
$acc .= " \\verb $rf\n \\endverb\n";
}
}
if ( my $k = $be->get_field('keywords') ) {
$acc .= " \\keyw{$k}\n";
}
# Append any warnings to the entry, if any
if (my $w = $be->get_field('warnings')) {
foreach my $warning (@$w) {
$acc .= " \\warn{\\item $warning}\n";
}
}
$acc .= " \\endentry\n";
# Create an index by keyname for easy retrieval
$self->{output_data}{ENTRIES}{$secnum}{index}{$key} = \$acc;
return;
}
=head2 create_output_misc
Create the output for misc bits and pieces like preamble and closing
macro call and add to output object.
=cut
sub create_output_misc {
my $self = shift;
if (my $pa = $Biber::MASTER->get_preamble) {
$pa = join("%\n", @$pa);
# Decode UTF-8 -> LaTeX macros if asked to
if (Biber::Config->getoption('output_safechars')) {
$pa = Biber::LaTeX::Recode::latex_encode($pa);
}
$self->{output_data}{HEAD} .= "\\preamble{%\n$pa%\n}\n\n";
}
$self->{output_data}{TAIL} .= "\\endinput\n\n";
return;
}
=head2 output
BBL output method - this takes care to output entries in the explicit order
derived from the virtual order of the auxcitekeys after sortkey sorting.
=cut
sub output {
my $self = shift;
my $data = $self->{output_data};
my $target = $self->{output_target};
$logger->info("Writing output with encoding '" . Biber::Config->getoption('output_encoding') . "'");
$logger->info('Converting UTF-8 to TeX macros on output to .bbl') if Biber::Config->getoption('output_safechars');
foreach my $secnum (sort keys %{$data->{ENTRIES}}) {
my $section = $self->get_output_section($secnum);
foreach my $list (sort {$a->get_label cmp $b->get_label} @{$Biber::MASTER->sortlists->get_lists_for_section($secnum)}) {
next unless $list->count_keys; # skip empty lists
my $listlabel = $list->get_label;
my $listtype = $list->get_type;
foreach my $k ($list->get_keys) {
if ($listtype eq 'entry') {
my $entry = $data->{ENTRIES}{$secnum}{index}{$k};
# Instantiate any dynamic, list specific entry information
my $entry_string = $list->instantiate_entry($entry, $k);
# If requested to convert UTF-8 to macros ...
if (Biber::Config->getoption('output_safechars')) {
$entry_string = latex_recode_output($entry_string);
}
print $target $entry_string;
}
elsif ($listtype eq 'shorthand') {
next if Biber::Config->getblxoption('skiplos', $section->bibentry($k), $k);
print $target $k;
}
}
}
}
close $target;
return;
}
1;
__END__
=head1 AUTHORS
François Charette, C<< <firmicus at ankabut.net> >>
Philip Kime C<< <philip at kime.org.uk> >>
=head1 BUGS
Please report any bugs or feature requests on our sourceforge tracker at
L<https://sourceforge.net/tracker2/?func=browse&group_id=228270>.
=head1 COPYRIGHT & LICENSE
Copyright 2009-2013 François Charette and Philip Kime, all rights reserved.
This module is free software. You can redistribute it and/or
modify it under the terms of the Artistic License 2.0.
This program is distributed in the hope that it will be useful,
but without any warranty; without even the implied warranty of
merchantability or fitness for a particular purpose.
=cut