1 files changed, 61 insertions, 0 deletions
diff --git a/scripts/topicsed.pl b/scripts/topicsed.pl
new file mode 100644
index 0000000..58d0143
--- /dev/null
+++ b/scripts/topicsed.pl
@@ -0,0 +1,61 @@
+#
+# Topicsed edits channel topics by perl regexps via the command /topicsed.
+#
+# Thanks to Mikael Magnusson for the idea and patch to implement a
+# preview functionality. ;]
+#
+use strict;
+use Irssi;
+
+use vars qw/%IRSSI $VERSION/;
+$VERSION="0.1";
+%IRSSI = (
+	authors		=> "Gabor Nyeki",
+	contact		=> "bigmac\@vim.hu",
+	name		=> "topicsed",
+	description	=> "editing channel topics by regexps",
+	license		=> "public domain",
+	changed		=> "2017-03-18"
+);
+
+
+sub topicsed {
+	my ($regexp, $server, $winit) = @_;
+
+	my $preview = 0;
+	if ($regexp =~ m/^-p(review|) ?/) {
+		$preview = 1;
+		$regexp =~ s/^-p\w* ?//;
+	}
+
+	unless ($regexp) {
+		Irssi::print("Usage: /topicsed [-p[review]] <regexp>");
+		return;
+	}
+	return if (!$server || !$server->{connected} ||
+		!$winit || $winit->{type} ne 'CHANNEL');
+
+	my $topic = $winit->{topic};
+	my $x = $topic;
+
+	unless (eval "\$x =~ $regexp") {
+		Irssi::print("topicsed:error: An error occured with your regexp.");
+		return;
+	}
+
+	if ($x eq $topic) {
+		Irssi::print("topicsed:error: The topic wouldn't be changed.");
+		return;
+	} elsif ($x eq "") {
+		Irssi::print("topicsed:error: Edited topic is empty;  try '/topic -delete' instead.");
+		return;
+	}
+
+	if ($preview) {
+		Irssi::print("topicsed: Edited topic for $winit->{name}: $x");
+	} else {
+		$server->send_raw("TOPIC $winit->{name} :$x");
+	}
+}
+
+Irssi::command_bind('topicsed', 'topicsed');