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use strict;
use Irssi 20020101.0250 ();
use vars qw($VERSION %IRSSI);
$VERSION = "2.1";
%IRSSI = (
authors => "Timo Sirainen, Ian Peters, David Leadbeater, Bruno Cattáneo",
contact => "tss\@iki.fi",
name => "Nick Color",
description => "assign a different color for each nick",
license => "Public Domain",
url => "http://irssi.org/",
changed => "Mon 08 Jan 21:28:53 BST 2018",
);
# Settings:
# nickcolor_colors: List of color codes to use.
# e.g. /set nickcolor_colors 2 3 4 5 6 7 9 10 11 12 13
# (avoid 8, as used for hilights in the default theme).
#
# nickcolor_enable_prefix: Enables prefix for same nick.
#
# nickcolor_enable_truncate: Enables nick truncation.
#
# nickcolor_prefix_text: Prefix text for succesive messages.
# e.g. /set nickcolor_prefix_text -
#
# nickcolor_truncate_value: Truncate nick value.
# e.g. /set nickcolor_truncate_value -7
# This will truncate nicknames at 7 characters and make them right aligned
my %saved_colors;
my %session_colors = {};
my %saved_nicks; # To store each channel's last nickname
sub load_colors {
open my $color_fh, "<", "$ENV{HOME}/.irssi/saved_colors";
while (<$color_fh>) {
chomp;
my($nick, $color) = split ":";
$saved_colors{$nick} = $color;
}
}
sub save_colors {
open COLORS, ">", "$ENV{HOME}/.irssi/saved_colors";
foreach my $nick (keys %saved_colors) {
print COLORS "$nick:$saved_colors{$nick}\n";
}
close COLORS;
}
# If someone we've colored (either through the saved colors, or the hash
# function) changes their nick, we'd like to keep the same color associated
# with them (but only in the session_colors, ie a temporary mapping).
sub sig_nick {
my ($server, $newnick, $nick, $address) = @_;
my $color;
$newnick = substr ($newnick, 1) if ($newnick =~ /^:/);
if ($color = $saved_colors{$nick}) {
$session_colors{$newnick} = $color;
} elsif ($color = $session_colors{$nick}) {
$session_colors{$newnick} = $color;
}
}
# This gave reasonable distribution values when run across
# /usr/share/dict/words
sub simple_hash {
my ($string) = @_;
chomp $string;
my @chars = split //, $string;
my $counter;
foreach my $char (@chars) {
$counter += ord $char;
}
my @colors = split / /, Irssi::settings_get_str('nickcolor_colors');
$counter = $colors[$counter % @colors];
return $counter;
}
# process public (others) messages
sub sig_public {
my ($server, $msg, $nick, $address, $target) = @_;
my $enable_prefix = Irssi::settings_get_bool('nickcolor_enable_prefix');
my $enable_truncate = Irssi::settings_get_bool('nickcolor_enable_truncate');
my $prefix_text = Irssi::settings_get_str('nickcolor_prefix_text');
my $truncate_value = Irssi::settings_get_int('nickcolor_truncate_value');
# Reference for server/channel
my $tagtarget = "$server->{tag}/$target";
# Set default nick truncate value to 0 if option is disabled
$truncate_value = 0 if (!$enable_truncate);
# Has the user assigned this nick a color?
my $color = $saved_colors{$nick};
# Have -we- already assigned this nick a color?
if (!$color) {
$color = $session_colors{$nick};
}
# Let's assign this nick a color
if (!$color) {
$color = simple_hash $nick;
$session_colors{$nick} = $color;
}
$color = sprintf "\003%02d", $color;
# Optional: We check if it's the same nickname for current target
if ($saved_nicks{$tagtarget} eq $nick && $enable_prefix)
{
# Grouped message
Irssi::command('/^format pubmsg ' . $prefix_text . '$1');
}
else
{
# Normal message
Irssi::command('/^format pubmsg {pubmsgnick $2 {pubnick ' . $color . '$[' . $truncate_value . ']0}}$1');
# Save nickname for next message
$saved_nicks{$tagtarget} = $nick;
}
}
# process public (me) messages
sub sig_me {
my ($server, $msg, $target) = @_;
my $nick = $server->{nick};
my $enable_prefix = Irssi::settings_get_bool('nickcolor_enable_prefix');
my $enable_truncate = Irssi::settings_get_bool('nickcolor_enable_truncate');
my $prefix_text = Irssi::settings_get_str('nickcolor_prefix_text');
my $truncate_value = Irssi::settings_get_int('nickcolor_truncate_value');
# Reference for server/channel
my $tagtarget = "$server->{tag}/$target";
# Set default nick truncate value to 0 if option is disabled
$truncate_value = 0 if (!$enable_truncate);
# Optional: We check if it's the same nickname for current target
if ($saved_nicks{$tagtarget} eq $nick && $enable_prefix)
{
# Grouped message
Irssi::command('/^format own_msg ' . $prefix_text . '$1');
}
else
{
# Normal message
Irssi::command('/^format own_msg {ownmsgnick $2 {ownnick $[' . $truncate_value . ']0}}$1');
# Save nickname for next message
$saved_nicks{$tagtarget} = $nick;
}
}
# process public (others) actions
sub sig_action_public {
my ($server, $msg, $nick, $address, $target) = @_;
my $enable_prefix = Irssi::settings_get_bool('nickcolor_enable_prefix');
# Reference for server/channel
my $tagtarget = "$server->{tag}/$target";
# Empty current target nick if prefix option is enabled
$saved_nicks{$tagtarget} = '' if ($enable_prefix);
}
# process public (me) actions
sub sig_action_me {
my ($server, $msg, $target) = @_;
my $nick = $server->{nick};
my $enable_prefix = Irssi::settings_get_bool('nickcolor_enable_prefix');
# Reference for server/channel
my $tagtarget = "$server->{tag}/$target";
# Empty current target nick if prefix option is enabled
$saved_nicks{$tagtarget} = '' if ($enable_prefix);
}
sub cmd_color {
my ($data, $server, $witem) = @_;
my ($op, $nick, $color) = split " ", $data;
$op = lc $op;
if (!$op) {
Irssi::print ("No operation given (save/set/clear/list/preview)");
} elsif ($op eq "save") {
save_colors;
} elsif ($op eq "set") {
if (!$nick) {
Irssi::print ("Nick not given");
} elsif (!$color) {
Irssi::print ("Color not given");
} elsif ($color < 2 || $color > 14) {
Irssi::print ("Color must be between 2 and 14 inclusive");
} else {
$saved_colors{$nick} = $color;
}
} elsif ($op eq "clear") {
if (!$nick) {
Irssi::print ("Nick not given");
} else {
delete ($saved_colors{$nick});
}
} elsif ($op eq "list") {
Irssi::print ("\nSaved Colors:");
foreach my $nick (keys %saved_colors) {
Irssi::print (chr (3) . sprintf("%02d", $saved_colors{$nick}) . "$nick" .
chr (3) . "1 ($saved_colors{$nick})");
}
} elsif ($op eq "preview") {
Irssi::print ("\nAvailable colors:");
foreach my $i (2..14) {
Irssi::print (chr (3) . "$i" . "Color #$i");
}
}
}
load_colors;
Irssi::settings_add_str('misc', 'nickcolor_colors', '2 3 4 5 6 7 9 10 11 12 13');
Irssi::settings_add_bool('misc', 'nickcolor_enable_prefix', 0);
Irssi::settings_add_bool('misc', 'nickcolor_enable_truncate', 0);
Irssi::settings_add_str('misc', 'nickcolor_prefix_text' => '- ');
Irssi::settings_add_int('misc', 'nickcolor_truncate_value' => 0);
Irssi::command_bind('color', 'cmd_color');
Irssi::signal_add('message public', 'sig_public');
Irssi::signal_add('message own_public', 'sig_me');
Irssi::signal_add('message irc action', 'sig_action_public');
Irssi::signal_add('message irc own_action', 'sig_action_me');
Irssi::signal_add('event nick', 'sig_nick');
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