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# -*- perl -*-
#
# Copyright (C) 2021 Felix Lechner
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# 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. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
package Lintian::Data::Stylesheet;
use v5.20;
use warnings;
use utf8;
use Carp qw(carp);
use Const::Fast;
use HTTP::Tiny;
use List::SomeUtils qw(first_value);
use Path::Tiny;
use Unicode::UTF8 qw(encode_utf8);
const my $EMPTY => q{};
const my $SLASH => q{/};
use Moo;
use namespace::clean;
=head1 NAME
Lintian::Data::Stylesheet - Lintian interface to CSS style sheets
=head1 SYNOPSIS
use Lintian::Data::Stylesheet;
=head1 DESCRIPTION
This module provides a way to load data files to CSS style sheets
=head1 INSTANCE METHODS
=over 4
=item title
=item location
=item C<css>
=cut
has title => (
is => 'rw',
default => 'Lintian CSS Style Sheet'
);
has location => (
is => 'rw',
default => 'stylesheets/lintian.css'
);
has css => (is => 'rw', default => $EMPTY);
=item load
=cut
sub load {
my ($self, $search_space, $our_vendor) = @_;
my @candidates = map { $_ . $SLASH . $self->location } @{$search_space};
my $path = first_value { -e } @candidates;
unless (length $path) {
carp encode_utf8('Unknown data file: ' . $self->location);
return 0;
}
my $style_sheet = path($path)->slurp_utf8;
$self->css($style_sheet);
return 1;
}
=item refresh
=cut
sub refresh {
my ($self, $archive, $basedir) = @_;
my $css_url = 'https://lintian.debian.org/stylesheets/lintian.css';
my $response = HTTP::Tiny->new->get($css_url);
die encode_utf8("Failed to get $css_url!\n")
unless $response->{success};
my $style_sheet = $response->{content};
my $data_path = "$basedir/" . $self->location;
my $parent_dir = path($data_path)->parent->stringify;
path($parent_dir)->mkpath
unless -e $parent_dir;
# already in UTF-8
path($data_path)->spew($style_sheet);
return 1;
}
=back
=head1 AUTHOR
Originally written by Felix Lechner <felix.lechner@lease-up.com> for Lintian.
=head1 SEE ALSO
lintian(1)
=cut
1;
# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et
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