super basic irssi config

irssi-files/scripts/xchatnickcolor.pl

@@ -0,0 +1,160 @@
+use strict;
+use Irssi 20020101.0250 ();
+use vars qw($VERSION %IRSSI); 
+$VERSION = "1";
+%IRSSI = (
+    authors     => "Timo Sirainen, Ian Peters",
+    contact => "tss\@iki.fi", 
+    name        => "Nick Color",
+    description => "assign a different color for each nick",
+    license => "Public Domain",
+    url     => "http://irssi.org/",
+    changed => "2002-03-04T22:47+0100"
+);
+
+# hm.. i should make it possible to use the existing one..
+Irssi::theme_register([
+  'pubmsg_hilight', '{pubmsghinick $0 $3 $1}$2'
+]);
+
+my %saved_colors;
+my %session_colors = {};
+my @colors = qw/ 2 3 4 5 6 7 9 10 11 12 13 14 15/;
+
+sub load_colors {
+  open COLORS, "$ENV{HOME}/.irssi/saved_colors";
+
+  while (<COLORS>) {
+    # I don't know why this is necessary only inside of irssi
+    my @lines = split "\n";
+    foreach my $line (@lines) {
+      my($nick, $color) = split ":", $line;
+      $saved_colors{$nick} = $color;
+    }
+  }
+
+  close COLORS;
+}
+
+sub save_colors {
+  open COLORS, ">$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;
+  }
+
+  $counter = $colors[$counter % 11];
+
+  return $counter;
+}
+
+# FIXME: breaks /HILIGHT etc.
+sub sig_public {
+  my ($server, $msg, $nick, $address, $target) = @_;
+  my $chanrec = $server->channel_find($target);
+  return if not $chanrec;
+  my $nickrec = $chanrec->nick_find($nick);
+  return if not $nickrec;
+  my $nickmode = $nickrec->{op} ? "@" : $nickrec->{voice} ? "+" : "";
+
+  # 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;
+  }
+
+  $color = "0".$color if ($color < 10);
+  $server->command('/^format pubmsg %b<%w$2'.chr(3).$color.'$[-11]0%b>
+%K|%n $1');
+ # $server->command('/^format action_public {pubaction
+ # '.chr(3).$color.'$0}$1');
+}
+
+sub cmd_color {
+  my ($data, $server, $witem) = @_;
+  my ($op, $nick, $color) = split " ", $data;
+
+  $op = lc $op;
+
+  if (!$op) {
+    Irssi::print ("No operation given");
+  } 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 $nick (keys %saved_colors) {
+      Irssi::print (chr (3) . "$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::command_bind('color', 'cmd_color');
+
+Irssi::signal_add('message public', 'sig_public');
+Irssi::signal_add('event nick', 'sig_nick');