From 4b34881adc9c508c59b4461f89708e300d04a34e Mon Sep 17 00:00:00 2001
From: David Phillips <david@sighup.nz>
Date: Sun, 21 May 2017 20:06:53 +1200
Subject: Separate functionalities into modules

---
 plugin/tittilate.pm | 36 +++++++++++++++++++++++++++++++
 plugin/url_title.pm | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 plugin/tittilate.pm
 create mode 100644 plugin/url_title.pm

(limited to 'plugin')

diff --git a/plugin/tittilate.pm b/plugin/tittilate.pm
new file mode 100644
index 0000000..a1ea7f3
--- /dev/null
+++ b/plugin/tittilate.pm
@@ -0,0 +1,36 @@
+#!/usr/bin/env perl
+
+package plugin::tittilate;
+
+use strict;
+use warnings;
+
+my %config;
+
+sub configure {
+	my $self = $_[0];
+	my $cref = $_[1];
+	%config = %$cref;
+	return $self;
+}
+
+sub message {
+	my ($self, $me, $who, $where, $what) = @_;
+	my $gathered = "";
+	my @expressions = (keys %{$config{triggers}});
+	my $expression = join '|', @expressions;
+	while ($what =~ /($expression)/gi) {
+		my $matched = $1;
+		my $key;
+		# figure out which key matched
+		foreach (@expressions) {
+			if ($matched =~ /$_/i) {
+				$key = $_;
+				last;
+			}
+		}
+		$gathered .= $config{triggers}->{$key};
+	}
+	return $gathered;
+}
+1;
diff --git a/plugin/url_title.pm b/plugin/url_title.pm
new file mode 100644
index 0000000..2a2258b
--- /dev/null
+++ b/plugin/url_title.pm
@@ -0,0 +1,62 @@
+#!/usr/bin/env perl
+
+package plugin::url_title;
+
+use strict;
+use warnings;
+use HTTP::Tiny;
+use HTML::HeadParser;
+
+my %config;
+
+sub configure {
+	my $self = $_[0];
+	my $cref = $_[1];
+	%config = %$cref;
+	return $self;
+}
+
+sub message
+{
+	my ($self, $me, $who, $where, $what) = @_;
+	my $url;
+
+	if ($what =~ /(https?:\/\/[^ ]+)/i) {
+		$url = $1;
+	}
+	return unless $url;
+
+	my $http = HTTP::Tiny->new((default_headers => {accept => 'text/html'}, timeout => 5));
+
+	my $response = $http->get($url);
+
+	if (!$response->{success}) {
+		print "Something broke: $response->{reason}\n";
+		return;
+	}
+
+	if (!($response->{headers}->{"content-type"} =~ m,text/html ?,)) {
+		print("Not html, giving up now\n");
+		return;
+	}
+
+	my $html = $response->{content};
+
+	my $parser = HTML::HeadParser->new;
+	$parser->parse($html);
+
+	# get title and unpack from utf8 (assumption)
+	my $title = $parser->header("title");
+	return unless $title;
+
+	my $shorturl = $url;
+	$shorturl = (substr $url, 0, $config{url_len}) . "…" if length ($url) > $config{url_len};
+
+	# remove http(s):// to avoid triggering other poorly configured bots
+	$shorturl =~ s,^https?://,,g;
+	$shorturl =~ s,/$,,g;
+
+	my $composed_title = "$title ($shorturl)";
+	return $composed_title;
+}
+1;
-- 
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