Current File : //usr/share/perl5/Debconf/Template.pm
#!/usr/bin/perl
# This file was preprocessed, do not edit!
package Debconf::Template;
use warnings;
use strict;
use POSIX;
use FileHandle;
use Debconf::Gettext;
use Text::Wrap;
use Text::Tabs;
use Debconf::Db;
use Debconf::Iterator;
use Debconf::Question;
use fields qw(template);
use Debconf::Log q{:all};
use Debconf::Encoding;
use Debconf::Config;
our %template;
$Debconf::Template::i18n=1;
our %known_field = map { $_ => 1 }
qw{template description choices default type};
binmode(STDOUT);
binmode(STDERR);
sub new {
my Debconf::Template $this=shift;
my $template=shift || die "no template name specified";
my $owner=shift || 'unknown';
my $type=shift || die "no template type specified";
if ($Debconf::Db::templates->exists($template) and
$Debconf::Db::templates->owners($template)) {
if ($Debconf::Db::config->exists($template)) {
my $q=Debconf::Question->get($template);
$q->addowner($owner, $type) if $q;
} else {
my $q=Debconf::Question->new($template, $owner, $type);
$q->template($template);
}
my @owners=$Debconf::Db::templates->owners($template);
foreach my $question (@owners) {
my $q=Debconf::Question->get($question);
if (! $q) {
warn sprintf(gettext("warning: possible database corruption. Will attempt to repair by adding back missing question %s."), $question);
my $newq=Debconf::Question->new($question, $owner, $type);
$newq->template($template);
}
}
$this = fields::new($this);
$this->{template}=$template;
return $template{$template}=$this;
}
unless (ref $this) {
$this = fields::new($this);
}
$this->{template}=$template;
if ($Debconf::Db::config->exists($template)) {
my $q=Debconf::Question->get($template);
$q->addowner($owner, $type) if $q;
}
else {
my $q=Debconf::Question->new($template, $owner, $type);
$q->template($template);
}
return unless $Debconf::Db::templates->addowner($template, $template, $type);
$Debconf::Db::templates->setfield($template, 'type', $type);
return $template{$template}=$this;
}
sub get {
my Debconf::Template $this=shift;
my $template=shift;
return $template{$template} if exists $template{$template};
if ($Debconf::Db::templates->exists($template)) {
$this = fields::new($this);
$this->{template}=$template;
return $template{$template}=$this;
}
return;
}
sub i18n {
my $class=shift;
$Debconf::Template::i18n=shift;
}
sub load {
my $this=shift;
my $file=shift;
my @ret;
my $fh;
if (ref $file) {
$fh=$file;
}
else {
$fh=FileHandle->new($file) || die "$file: $!";
}
local $/="\n\n"; # read a template at a time.
while (<$fh>) {
my %data;
my $save = sub {
my $field=shift;
my $value=shift;
my $extended=shift;
my $file=shift;
$extended=~s/\n+$//;
if ($field ne '') {
if (exists $data{$field}) {
die sprintf(gettext("Template #%s in %s has a duplicate field \"%s\" with new value \"%s\". Probably two templates are not properly separated by a lone newline.\n"), $., $file, $field, $value);
}
$data{$field}=$value;
$data{"extended_$field"}=$extended
if length $extended;
}
};
s/^\n+//;
s/\n+$//;
my ($field, $value, $extended)=('', '', '');
foreach my $line (split "\n", $_) {
chomp $line;
if ($line=~/^([-_@.A-Za-z0-9]*):\s?(.*)/) {
$save->($field, $value, $extended, $file);
$field=lc $1;
$value=$2;
$value=~s/\s*$//;
$extended='';
my $basefield=$field;
$basefield=~s/-.+$//;
if (! $known_field{$basefield}) {
warn sprintf(gettext("Unknown template field '%s', in stanza #%s of %s\n"), $field, $., $file);
}
}
elsif ($line=~/^\s\.$/) {
$extended.="\n\n";
}
elsif ($line=~/^\s(\s+.*)/) {
my $bit=$1;
$bit=~s/\s*$//;
$extended.="\n" if length $extended &&
$extended !~ /[\n ]$/;
$extended.=$bit."\n";
}
elsif ($line=~/^\s(.*)/) {
my $bit=$1;
$bit=~s/\s*$//;
$extended.=' ' if length $extended &&
$extended !~ /[\n ]$/;
$extended.=$bit;
}
else {
die sprintf(gettext("Template parse error near `%s', in stanza #%s of %s\n"), $line, $., $file);
}
}
$save->($field, $value, $extended, $file);
die sprintf(gettext("Template #%s in %s does not contain a 'Template:' line\n"), $., $file)
unless $data{template};
my $template=$this->new($data{template}, @_, $data{type});
$template->clearall;
foreach my $key (keys %data) {
next if $key eq 'template';
$template->$key($data{$key});
}
push @ret, $template;
}
return @ret;
}
sub template {
my $this=shift;
return $this->{template};
}
sub fields {
my $this=shift;
return $Debconf::Db::templates->fields($this->{template});
}
sub clearall {
my $this=shift;
foreach my $field ($this->fields) {
$Debconf::Db::templates->removefield($this->{template}, $field);
}
}
sub stringify {
my $this=shift;
my @templatestrings;
foreach (ref $this ? $this : @_) {
my $data='';
foreach my $key ('template', 'type',
(grep { $_ ne 'template' && $_ ne 'type'} sort $_->fields)) {
next if $key=~/^extended_/;
if ($key =~ m/-[a-z]{2}_[a-z]{2}(@[^_@.])?(-fuzzy)?$/) {
my $casekey=$key;
$casekey=~s/([a-z]{2})(@[^_@.]|)(-fuzzy|)$/uc($1).$2.$3/eg;
$data.=ucfirst($casekey).": ".$_->$key."\n";
}
else {
$data.=ucfirst($key).": ".$_->$key."\n";
}
my $e="extended_$key";
my $ext=$_->$e;
if (defined $ext) {
$Text::Wrap::break = qr/\n|\s(?=\S)/;
my $extended=expand(wrap(' ', ' ', $ext));
$extended=~s/(\n )+\n/\n .\n/g;
$data.=$extended."\n" if length $extended;
}
}
push @templatestrings, $data;
}
return join("\n", @templatestrings);
}
sub _addterritory {
my $locale=shift;
my $territory=shift;
$locale=~s/^([^_@.]+)/$1$territory/;
return $locale;
}
sub _addcharset {
my $locale=shift;
my $charset=shift;
$locale=~s/^([^@.]+)/$1$charset/;
return $locale;
}
sub _getlocalelist {
my $locale=shift;
$locale=~s/(@[^.]+)//;
my $modifier=$1;
my ($lang, $territory, $charset)=($locale=~m/^
([^_@.]+) # Language
(_[^_@.]+)? # Territory
(\..+)? # Charset
/x);
my (@ret) = ($lang);
@ret = map { ($_.$modifier, $_) } @ret if defined $modifier;
@ret = map { (_addterritory($_,$territory), $_) } @ret if defined $territory;
@ret = map { (_addcharset($_,$charset), $_) } @ret if defined $charset;
return @ret;
}
sub _getlangs {
my $language=setlocale(LC_MESSAGES);
my @langs = ();
if (exists $ENV{LANGUAGE} && $ENV{LANGUAGE} ne '') {
foreach (split(/:/, $ENV{LANGUAGE})) {
push (@langs, _getlocalelist($_));
}
}
return @langs, _getlocalelist($language);
}
my @langs=map { lc $_ } _getlangs();
sub AUTOLOAD {
(my $field = our $AUTOLOAD) =~ s/.*://;
no strict 'refs';
*$AUTOLOAD = sub {
my $this=shift;
if (@_) {
return $Debconf::Db::templates->setfield($this->{template}, $field, shift);
}
my $ret;
my $want_i18n = $Debconf::Template::i18n && Debconf::Config->c_values ne 'true';
if ($want_i18n && @langs) {
foreach my $lang (@langs) {
$lang = 'en' if $lang eq 'c';
$ret=$Debconf::Db::templates->getfield($this->{template}, $field.'-'.$lang);
return $ret if defined $ret;
if ($Debconf::Encoding::charmap) {
foreach my $f ($Debconf::Db::templates->fields($this->{template})) {
if ($f =~ /^\Q$field-$lang\E\.(.+)/) {
my $encoding = $1;
$ret = Debconf::Encoding::convert($encoding, $Debconf::Db::templates->getfield($this->{template}, lc($f)));
return $ret if defined $ret;
}
}
}
last if $lang eq 'en';
}
} elsif (not $want_i18n and $field !~ /-c$/i) {
$ret=$Debconf::Db::templates->getfield($this->{template}, $field.'-c');
return $ret if defined $ret;
}
$ret=$Debconf::Db::templates->getfield($this->{template}, $field);
return $ret if defined $ret;
if ($field =~ /-/) {
(my $plainfield = $field) =~ s/-.*//;
$ret=$Debconf::Db::templates->getfield($this->{template}, $plainfield);
return $ret if defined $ret;
return '';
}
return '';
};
goto &$AUTOLOAD;
}
sub DESTROY {}
use overload
'""' => sub {
my $template=shift;
$template->template;
};
1
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