From 9dfb6b89bd055f2710996092983c0fcc3a80f788 Mon Sep 17 00:00:00 2001
From: Tom Feist <shabble@metavore.org>
Date: Thu, 2 Feb 2012 12:36:44 +0000
Subject: added grep.pl to fixery prior to adding some in-app help.

---
 fixery/grep.pl | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 fixery/grep.pl

diff --git a/fixery/grep.pl b/fixery/grep.pl
new file mode 100644
index 0000000..0215bca
--- /dev/null
+++ b/fixery/grep.pl
@@ -0,0 +1,82 @@
+# /GREP [-i] [-w] [-v] [-F] <perl-regexp> <command to run>
+#
+# -i: match case insensitive
+# -w: only print matches that form whole words
+# -v: Invert the sense of matching, to print non-matching lines.
+# -F: match as a fixed string, not a regexp
+#
+# if you want /FGREP, do: /alias FGREP GREP -F
+
+use Irssi;
+use strict;
+use Text::ParseWords;
+use vars qw($VERSION %IRSSI);
+$VERSION = "2.1";
+%IRSSI = (
+	authors	    => "Timo \'cras\' Sirainen, Wouter Coekaerts",
+	contact	    => "tss\@iki.fi, wouter\@coekaerts.be",
+	name        => "grep",
+	description => "/GREP [-i] [-w] [-v] [-F] <perl-regexp> <command to run>",
+	license     => "Public Domain",
+	url         => "http://wouter.coekaerts.be/irssi/",
+	changed	    => "2008-01-13"
+);
+
+my ($match, $v);
+
+sub sig_text {
+	my ($dest, $text, $stripped_text) = @_;
+	Irssi::signal_stop() if (($stripped_text =~ /$match/) == $v);
+}
+
+sub cmd_grep {
+	my ($data,$server,$item) = @_;
+	my ($option,$cmd,$i,$w,$F);
+	$v = 0;
+	$F = 0;
+
+	# split the arguments, keep quotes
+	my (@args)  = &quotewords(' ', 1, $data);
+
+	# search for options
+	while ($args[0] =~ /^-/) {
+		$option = shift(@args);
+		if ($option eq '-i') {$i = 1;}
+		elsif ($option eq '-v') {$v = 1;}
+		elsif ($option eq '-w') {$w = 1;}
+		elsif ($option eq '-F') {$F = 1;}
+		else {
+			Irssi::print("Unknown option: $option",MSGLEVEL_CLIENTERROR);
+			return;
+		}
+	}
+
+	# match = first argument, but remove quotes
+	($match) = &quotewords(' ', 0, shift(@args));
+	# cmd = the rest (with quotes)
+	$cmd = join(' ',@args);
+
+	# check if the regexp is valid
+	eval("'' =~ /$match/");
+	if($@) { # there was an error
+		chomp $@;
+		Irssi::print($@,MSGLEVEL_CLIENTERROR);
+		return;
+	}
+
+	if ($F) {
+		$match =~ s/(\(|\)|\[|\]|\{|\}|\\|\*|\.|\?|\|)/\\$1/g;
+	}
+	if ($w) {
+		$match = '\b' . $match . '\b';
+	}
+	if ($i) {
+		$match = '(?i)' . $match;
+	}
+
+	Irssi::signal_add_first('print text', 'sig_text');
+	Irssi::signal_emit('send command', $cmd, $server, $item);
+	Irssi::signal_remove('print text', 'sig_text');
+}
+
+Irssi::command_bind('grep', 'cmd_grep');
-- 
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