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pbot/PBot/VERSION.pm
Pragmatic Software 03df0ae139 Update version
2020-02-01 22:20:51 -08:00

86 lines
2.6 KiB
Perl

# File: VERSION.pm
# Author: pragma_
#
# Purpose: Keeps track of bot version. Can compare current version against
# latest version on github or version.check_url site.
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
package PBot::VERSION;
use strict;
use warnings;
use feature 'unicode_strings';
BEGIN {
use Exporter;
our @ISA = 'Exporter';
our @EXPORT_OK = qw(version);
}
use LWP::UserAgent;
# These are set automatically by build/update_version.pl
use constant {
BUILD_NAME => "PBot",
BUILD_REVISION => 3082,
BUILD_DATE => "2020-02-01",
};
sub new {
my ($class, %conf) = @_;
my $self = bless {}, $class;
$self->{pbot} = $conf{pbot} // Carp::croak("Missing pbot reference to " . __FILE__);
$self->{pbot}->{commands}->register(sub { $self->version_cmd(@_) }, "version", 0);
$self->{last_check} = { timestamp => 0, version => BUILD_REVISION, date => BUILD_DATE };
return $self;
}
sub version {
return BUILD_NAME . " version " . BUILD_REVISION . " " . BUILD_DATE;
}
sub version_cmd {
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
my $ratelimit = $self->{pbot}->{registry}->get_value('version', 'check_limit') // 300;
if (time - $self->{last_check}->{timestamp} >= $ratelimit) {
$self->{last_check}->{timestamp} = time;
my $url = $self->{pbot}->{registry}->get_value('version', 'check_url') // 'https://raw.githubusercontent.com/pragma-/pbot/master/PBot/VERSION.pm';
$self->{pbot}->{logger}->log("Checking $url for new version...\n");
my $ua = LWP::UserAgent->new(timeout => 10);
my $response = $ua->get($url);
return "Unable to get version information: " . $response->status_line if not $response->is_success;
my $text = $response->decoded_content;
my ($version, $date) = $text =~ m/^\s+BUILD_REVISION => (\d+).*^\s+BUILD_DATE\s+=> "([^"]+)"/ms;
if (not defined $version or not defined $date) {
return "Unable to get version information: data did not match expected format";
}
$self->{last_check} = { timestamp => time, version => $version, date => $date };
}
my $target_nick;
$target_nick = $self->{pbot}->{nicklist}->is_present_similar($from, $arguments) if length $arguments;
my $result = '/say ';
$result .= "$target_nick: " if $target_nick;
$result .= $self->version;
if ($self->{last_check}->{version} > BUILD_REVISION) {
$result .= "; new version available: $self->{last_check}->{version} $self->{last_check}->{date}!";
}
return $result;
}
1;