Add !anek !анек !анекдот commands

lib/BotLib/Anek.pm

@@ -0,0 +1,79 @@
+package BotLib::Anek;
+
+use 5.018;
+use strict;
+use warnings;
+use utf8;
+use open qw (:std :utf8);
+use English qw ( -no_match_vars );
+use Carp qw (cluck);
+use Encode;
+use HTML::TokeParser;
+use JSON::XS;
+use Log::Any qw ($log);
+use Mojo::UserAgent;
+use Data::Dumper;
+
+use version; our $VERSION = qw (1.0);
+use Exporter qw (import);
+our @EXPORT_OK = qw (Anek);
+
+sub Anek {
+	my $r;
+	my $ret = 'Все рассказчики анекдотов отдыхают';
+	for (1..3) {
+		my $ua  = Mojo::UserAgent->new->connect_timeout (3);
+		$ua->max_redirects(3);
+		$r = $ua->get ('https://www.anekdot.ru/rss/randomu.html')->result;
+
+		if ($r->is_success) {
+			last;
+		}
+
+		sleep 2;
+	}
+
+	if ($r->is_success) {
+		my $json;
+		my $response_text = decode ('UTF-8', $r->body);
+		my @text = split /\n/, $response_text;
+
+		while (my $str = pop @text) {
+			if ($str =~ /^var anekdot_texts \= JSON/) {
+				$str = (split /JSON\.parse\(\'/, $str, 2)[1];
+
+				if (defined $str && length ($str) > 10) {
+					$json = (split /\';\)/, $str, 2)[0];
+					last;
+				}
+			}
+		}
+
+		if (defined $json && length ($json) > 10) {
+			$json =~ s/\\"/"/g;
+			$json =~ s/\\\\"/\\"/g;
+			chop $json;
+			chop $json;
+			chop $json;
+			my $anek = eval { ${JSON::XS->new->relaxed->decode ($json)}[0] };
+
+			if (defined $anek) {
+				my @anek = split (/<br>/, $anek);
+				$ret = join ("\n", @anek);
+			} else {
+				$log->warn (sprintf '[WARN] anekdot.ru server returns incorrect json, full response text message: %s', $response_text);
+			}
+		} else {
+			$log->warn (sprintf '[WARN] anekdot.ru server returns unexpected response text: %s', $r->body);
+		}
+
+	} else {
+		$log->warn (sprintf '[WARN] anekdot.ru server return status %s with message: %s', $r->code, $r->message);
+	}
+
+	return $ret;
+}
+
+1;
+
+# vim: set ft=perl noet ai ts=4 sw=4 sts=4: