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+# trigger.pl - execute a command or replace text, triggered by an event in irssi
+# Do /TRIGGER HELP or look at http://wouter.coekaerts.be/irssi/ for help
+
+# Copyright (C) 2002-2010 Wouter Coekaerts <wouter@coekaerts.be>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+use strict;
+use Irssi 20020324 qw(command_bind command_runsub command signal_add_first signal_continue signal_stop signal_remove);
+use Text::ParseWords;
+use IO::File;
+use vars qw($VERSION %IRSSI);
+
+$VERSION = '1.3.1';
+%IRSSI = (
+ authors => 'Wouter Coekaerts',
+ contact => 'wouter@coekaerts.be',
+ name => 'trigger',
+ description => 'execute a command or replace text, triggered by an event in irssi',
+ license => 'GPLv2 or later',
+ url => 'http://wouter.coekaerts.be/irssi/',
+ changed => '2022-12-28',
+);
+
+sub cmd_help {
+ Irssi::print (<<'SCRIPTHELP_EOF', MSGLEVEL_CLIENTCRAP);
+
+TRIGGER LIST
+TRIGGER SAVE
+TRIGGER RELOAD
+TRIGGER MOVE <number> <number>
+TRIGGER DELETE <number>
+TRIGGER CHANGE <number> ...
+TRIGGER ADD ...
+
+%U%_When to match%_%U
+%UOn which types of event to trigger%U
+ These are simply specified by -name_of_the_type
+ The normal IRC event types are:
+ publics, %|privmsgs, (pub|priv)actions, (pub|priv)notices, (pub|priv)ctcps, (pub|priv)ctcpreplies, joins, parts, quits, kicks, topics, invites, nick_changes, dcc_msgs, dcc_actions, dcc_ctcps
+ mode_channel: %|a mode on the (whole) channel (like +t, +i, +b)
+ mode_nick: %|a mode on someone in the channel (like +o, +v)
+ -all is an alias for all of those.
+ Additionally, there is:
+ rawin: %|raw text incoming from the server
+ send_command: %|commands you give to irssi
+ send_text: %|lines you type that aren't commands
+ beep: %|when irssi beeps
+ notify_join: %|someone in you notify list comes online
+ notify_part: %|someone in your notify list goes offline
+ notify_away: %|someone in your notify list goes away
+ notify_unaway: %|someone in your notify list goes unaway
+ notify_unidle: %|someone in your notify list stops idling
+ (pub|priv)flood: %|flood in a channel or in private detected. See /set flood. Be careful, these flood signals can trigger many times for one flood (unless you have autoignore enabled)
+
+%UFilters (conditions) the event has to satisfy%U
+They all take one parameter. If you can give a list, seperate elements by space and use quotes around the list.
+All filters except for -pattern and -regexp can also be inversed by prefixing with -not_.
+ -pattern: %|The message must match the given pattern. ? and * can be used as wildcards
+ -regexp: %|The message must match the given regexp. (see man perlre)
+ %|if -nocase is given as an option, the regexp or pattern is matched case insensitive
+ -tags: %|The servertag must be in the given list of tags
+ -channels: %|The event must be in one of the given list of channels.
+ Examples: %|-channels '#chan1 #chan2' or -channels 'IRCNet/#channel'
+ %|-channels 'EFNet/' means every channel on EFNet and is the same as -tags 'EFNet'
+ -masks: %|The person who triggers it must match one of the given list of masks
+ -hasmode: %|The person who triggers it must have the give mode
+ Examples: %|'-o' means not opped, '+ov' means opped OR voiced, '-o&-v' means not opped AND not voiced
+ -hasflag: %|Only trigger if friends.pl (friends_shasta.pl) or people.pl is loaded and the person who triggers it has the given flag in the script (same syntax as -hasmode)
+ -other_masks
+ -other_hasmode
+ -other_hasflag: %|Same as above but for the victim for kicks or mode_nick.
+ -prefix: %|For publics, match what prefix the message was sent to (eg statusmsg, +z). Space separated list, use '' to match only messages sent to no prefix (ie, plain publics only)
+ Examples: %|-prefix '@' matches messages sent to @#channel
+ %|-prefix '@ +' matches messages sent to @#channel or +#channel, but not @+#channel
+ %|-prefix '' matches only messages sent to #channel, not @#channel or any other
+
+%U%_What to do when it matches%_%U
+ -command: Execute the given Irssi-command
+ %|You are able to use $1, $2 and so on generated by your regexp pattern.
+ %|For multiple commands ; can be used as seperator
+ %|The following variables are also expanded:
+ $T: %|Server tag
+ $C: %|Channel name
+ $O: %|Your nick
+ $N: %|Nickname of the person who triggered this command
+ $A: %|His address (foo@bar.com),
+ $I: %|His ident (foo)
+ $H: %|His hostname (bar.com)
+ $M: %|The complete message
+ ${other}: %|The victim for kicks or mode_nick
+ ${mode_type}: %|The type ('+' or '-') for a mode_channel or mode_nick
+ ${mode_char}: %|The mode char ('o' for ops, 'b' for ban,...)
+ ${mode_arg} : %|The argument to the mode (if there is one)
+ %|$\X, with X being one of the above expands (e.g. $\M), escapes all non-alphanumeric characters, so it can be used with /eval or /exec. Don't use /eval or /exec without this, it's not safe.
+ -replace: %|replaces the matching part with the given replacement in the event (requires a -regexp or -pattern)
+ -once: %|remove the trigger if it is triggered, so it only executes once and then is forgotten.
+ -stop: %|stops the signal. It won't get displayed by Irssi. Like /IGNORE
+ -debug: %|print some debugging info
+ -last: %|Don't process any more triggers for this message
+
+%U%_Other options%_%U
+ -disabled: %|Same as removing it, but keeps it in case you might need it later
+ -name: %|Give the trigger a name. You can refer to the trigger with this name in add/del/change commands
+
+%U%_Examples%_%U
+ Knockout people who do a !list:
+ %#/TRIGGER ADD %|-publics -channels "#channel1 #channel2" -nocase -regexp ^!list -command "KN $N This is not a warez channel!"
+ React to !echo commands from people who are +o in your friends-script:
+ %#/TRIGGER ADD %|-publics -regexp '^!echo (.*)' -hasflag '+o' -command 'say echo: $1'
+ Ignore all non-ops on #channel:
+ %#/TRIGGER ADD %|-publics -actions -channels "#channel" -hasmode '-o' -stop
+ Send a mail to yourself every time a topic is changed:
+ %#/TRIGGER ADD %|-topics -command 'exec echo $\N changed topic of $\C to: $\M | mail you@somewhere.com -s topic'
+
+
+%U%_Examples with -replace%_%U
+ %|Replace every occurence of shit with sh*t, case insensitive:
+ %#/TRIGGER ADD %|-all -nocase -regexp shit -replace sh*t
+ %|Strip all colorcodes from *!lamer@*:
+ %#/TRIGGER ADD %|-all -masks *!lamer@* -regexp '\x03\d?\d?(,\d\d?)?|\x02|\x1f|\x16|\x06' -replace ''
+ %|Never let *!bot1@foo.bar or *!bot2@foo.bar hilight you
+ %|(this works by cutting your nick in 2 different parts, 'myn' and 'ick' here)
+ %|you don't need to understand the -replace argument, just trust that it works if the 2 parts separately don't hilight:
+ %#/TRIGGER ADD %|-all masks '*!bot1@foo.bar *!bot2@foo.bar' -regexp '(myn)(ick)' -nocase -replace '$1\x02\x02$2'
+ %|Avoid being hilighted by !top10 in eggdrops with stats.mod (but show your nick in bold):
+ %#/TRIGGER ADD %|-publics -regexp '(Top.0\(.*\): 1.*)(my)(nick)' -replace '$1\x02$2\x02\x02$3\x02'
+ %|Convert a Windows-1252 Euro to an ISO-8859-15 Euro (same effect as euro.pl):
+ %#/TRIGGER ADD %|-regexp '\x80' -replace '\xA4'
+ %|Show tabs as spaces, not the inverted I (same effect as tab_stop.pl):
+ %#/TRIGGER ADD %|-all -regexp '\t' -replace ' '
+SCRIPTHELP_EOF
+} # /
+
+my @triggers; # array of all triggers
+my %triggers_by_type; # hash mapping types on triggers of that type
+my $recursion_depth = 0;
+my $changed_since_last_save = 0;
+
+###############
+### formats ###
+###############
+
+Irssi::theme_register([
+ 'trigger_header' => 'Triggers:',
+ 'trigger_line' => '%#$[-4]0 $1',
+ 'trigger_added' => 'Trigger $0 added: $1',
+ 'trigger_not_found' => 'Trigger {hilight $0} not found',
+ 'trigger_saved' => 'Triggers saved to $0',
+ 'trigger_loaded' => 'Triggers loaded from $0'
+]);
+
+#########################################
+### catch the signals & do your thing ###
+#########################################
+
+# trigger types with a message and a channel
+my @allchanmsg_types = qw(publics pubactions pubnotices pubctcps pubctcpreplies parts kicks topics);
+# trigger types with a message
+my @allmsg_types = (@allchanmsg_types, qw(privmsgs privactions privnotices privctcps privctcpreplies dcc_msgs dcc_actions dcc_ctcps quits));
+# trigger types with a channel
+my @allchan_types = (@allchanmsg_types, qw(mode_channel mode_nick joins invites pubflood send_text));
+# trigger types in -all
+my @all_types = (@allmsg_types, qw(mode_channel mode_nick joins invites nick_changes));
+# trigger types that can use -masks
+my @mask_types = (@all_types, qw(notify_join notify_part notify_away notify_unaway notify_unidle));
+# trigger types with a server
+my @all_server_types = (@mask_types, qw(rawin pubflood privflood));
+# all trigger types
+my @trigger_types = (@all_server_types, qw(send_command send_text beep));
+#trigger types that are not in -all
+#my @notall_types = grep {my $a=$_; return (!grep {$_ eq $a} @all_types);} @trigger_types;
+my @notall_types = qw(rawin notify_join notify_part notify_away notify_unaway notify_unidle send_command send_text beep pubflood privflood);
+
+my @signals = (
+# "message public", SERVER_REC, char *msg, char *nick, char *address, char *target
+{
+ 'types' => ['publics'],
+ 'signal' => 'message public',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0],$_[4],$_[2],$_[3],'publics');},
+},
+# "message irc op_public", SERVER_REC, char *msg, char *nick, char *address, char *target
+{
+ 'types' => ['publics'],
+ 'signal' => 'message irc op_public',
+ 'sub' => sub {
+ my ($prefix, $channel, $statusmsg);
+ $channel = $_[4];
+ $statusmsg = quotemeta($_[0]->isupport('statusmsg') // '@');
+ $channel =~ s/^([$statusmsg]+)//;
+ $prefix = $1;
+ check_signal_message(\@_,1,$_[0],$channel,$_[2],$_[3],'publics',{'prefix'=>$prefix});
+ },
+},
+# "message private", SERVER_REC, char *msg, char *nick, char *address
+{
+ 'types' => ['privmsgs'],
+ 'signal' => 'message private',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0],undef,$_[2],$_[3],'privmsgs');},
+},
+# "message irc action", SERVER_REC, char *msg, char *nick, char *address, char *target
+{
+ 'types' => ['privactions','pubactions'],
+ 'signal' => 'message irc action',
+ 'sub' => sub {
+ if ($_[4] eq $_[0]->{nick}) {
+ check_signal_message(\@_,1,$_[0],undef,$_[2],$_[3],'privactions');
+ } else {
+ check_signal_message(\@_,1,$_[0],$_[4],$_[2],$_[3],'pubactions');
+ }
+ },
+},
+# "message irc notice", SERVER_REC, char *msg, char *nick, char *address, char *target
+{
+ 'types' => ['privnotices','pubnotices'],
+ 'signal' => 'message irc notice',
+ 'sub' => sub {
+ if ($_[4] eq $_[0]->{nick}) {
+ check_signal_message(\@_,1,$_[0],undef,$_[2],$_[3],'privnotices');
+ } else {
+ check_signal_message(\@_,1,$_[0],$_[4],$_[2],$_[3],'pubnotices');
+ }
+ }
+},
+# "message join", SERVER_REC, char *channel, char *nick, char *address
+{
+ 'types' => ['joins'],
+ 'signal' => 'message join',
+ 'sub' => sub {check_signal_message(\@_,-1,$_[0],$_[1],$_[2],$_[3],'joins');}
+},
+# "message part", SERVER_REC, char *channel, char *nick, char *address, char *reason
+{
+ 'types' => ['parts'],
+ 'signal' => 'message part',
+ 'sub' => sub {check_signal_message(\@_,4,$_[0],$_[1],$_[2],$_[3],'parts');}
+},
+# "message quit", SERVER_REC, char *nick, char *address, char *reason
+{
+ 'types' => ['quits'],
+ 'signal' => 'message quit',
+ 'sub' => sub {check_signal_message(\@_,3,$_[0],undef,$_[1],$_[2],'quits');}
+},
+# "message kick", SERVER_REC, char *channel, char *nick, char *kicker, char *address, char *reason
+{
+ 'types' => ['kicks'],
+ 'signal' => 'message kick',
+ 'sub' => sub {check_signal_message(\@_,5,$_[0],$_[1],$_[3],$_[4],'kicks',{'other'=>$_[2]});}
+},
+# "message topic", SERVER_REC, char *channel, char *topic, char *nick, char *address
+{
+ 'types' => ['topics'],
+ 'signal' => 'message topic',
+ 'sub' => sub {check_signal_message(\@_,2,$_[0],$_[1],$_[3],$_[4],'topics');}
+},
+# "message invite", SERVER_REC, char *channel, char *nick, char *address
+{
+ 'types' => ['invites'],
+ 'signal' => 'message invite',
+ 'sub' => sub {check_signal_message(\@_,-1,$_[0],$_[1],$_[2],$_[3],'invites');}
+},
+# "message nick", SERVER_REC, char *newnick, char *oldnick, char *address
+{
+ 'types' => ['nick_changes'],
+ 'signal' => 'message nick',
+ 'sub' => sub {check_signal_message(\@_,-1,$_[0],undef,$_[1],$_[3],'nick_changes',{'other'=>$_[2]});}
+},
+# "message dcc", DCC_REC *dcc, char *msg
+{
+ 'types' => ['dcc_msgs'],
+ 'signal' => 'message dcc',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0]->{'server'},undef,$_[0]->{'nick'},undef,'dcc_msgs');
+ }
+},
+# "message dcc action", DCC_REC *dcc, char *msg
+{
+ 'types' => ['dcc_actions'],
+ 'signal' => 'message dcc action',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0]->{'server'},undef,$_[0]->{'nick'},undef,'dcc_actions');}
+},
+# "message dcc ctcp", DCC_REC *dcc, char *cmd, char *data
+{
+ 'types' => ['dcc_ctcps'],
+ 'signal' => 'message dcc ctcp',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0]->{'server'},undef,$_[0]->{'nick'},undef,'dcc_ctcps');}
+},
+# "server incoming", SERVER_REC, char *data
+{
+ 'types' => ['rawin'],
+ 'signal' => 'server incoming',
+ 'sub' => sub {check_signal_message(\@_,1,$_[0],undef,undef,undef,'rawin');}
+},
+# "send command", char *args, SERVER_REC, WI_ITEM_REC
+{
+ 'types' => ['send_command'],
+ 'signal' => 'send command',
+ 'sub' => sub {
+ sig_send_text_or_command(\@_,1);
+ }
+},
+# "send text", char *line, SERVER_REC, WI_ITEM_REC
+{
+ 'types' => ['send_text'],
+ 'signal' => 'send text',
+ 'sub' => sub {
+ sig_send_text_or_command(\@_,0);
+ }
+},
+# "beep"
+{
+ 'types' => ['beep'],
+ 'signal' => 'beep',
+ 'sub' => sub {check_signal_message(\@_,-1,undef,undef,undef,undef,'beep');}
+},
+# "event "<cmd>, SERVER_REC, char *args, char *sender_nick, char *sender_address
+{
+ 'types' => ['mode_channel', 'mode_nick'],
+ 'signal' => 'event mode',
+ 'sub' => sub {
+ my ($server, $event_args, $nickname, $address) = @_;
+ my ($target, $modes, $modeargs) = split(/ /, $event_args, 3);
+ return if (!$server->ischannel($target));
+ my (@modeargs) = split(/ /,$modeargs);
+ my ($pos, $type, $event_type, $arg) = (0, '+');
+ foreach my $char (split(//,$modes)) {
+ if ($char eq "+" || $char eq "-") {
+ $type = $char;
+ } else {
+ if ($char =~ /[Oovh]/) { # mode_nick
+ $event_type = 'mode_nick';
+ $arg = $modeargs[$pos++];
+ } elsif ($char =~ /[beIqdk]/ || ( $char =~ /[lfJ]/ && $type eq '+')) { # chan_mode with arg
+ $event_type = 'mode_channel';
+ $arg = $modeargs[$pos++];
+ } else { # chan_mode without arg
+ $event_type = 'mode_channel';
+ $arg = undef;
+ }
+ check_signal_message(\@_,-1,$server,$target,$nickname,$address,$event_type,{
+ 'mode_type' => $type,
+ 'mode_char' => $char,
+ 'mode_arg' => $arg,
+ 'other' => ($event_type eq 'mode_nick') ? $arg : undef
+ });
+ }
+ }
+ }
+},
+# "notifylist joined", SERVER_REC, char *nick, char *user, char *host, char *realname, char *awaymsg
+{
+ 'types' => ['notify_join'],
+ 'signal' => 'notifylist joined',
+ 'sub' => sub {check_signal_message(\@_, 5, $_[0], undef, $_[1], $_[2].'@'.$_[3], 'notify_join', {'realname' => $_[4]});}
+},
+{
+ 'types' => ['notify_part'],
+ 'signal' => 'notifylist left',
+ 'sub' => sub {check_signal_message(\@_, 5, $_[0], undef, $_[1], $_[2].'@'.$_[3], 'notify_left', {'realname' => $_[4]});}
+},
+{
+ 'types' => ['notify_unidle'],
+ 'signal' => 'notifylist unidle',
+ 'sub' => sub {check_signal_message(\@_, 5, $_[0], undef, $_[1], $_[2].'@'.$_[3], 'notify_unidle', {'realname' => $_[4]});}
+},
+{
+ 'types' => ['notify_away', 'notify_unaway'],
+ 'signal' => 'notifylist away changed',
+ 'sub' => sub {check_signal_message(\@_, 5, $_[0], undef, $_[1], $_[2].'@'.$_[3], ($_[5] ? 'notify_away' : 'notify_unaway'), {'realname' => $_[4]});}
+},
+# "ctcp msg", SERVER_REC, char *args, char *nick, char *addr, char *target
+{
+ 'types' => ['pubctcps', 'privctcps'],
+ 'signal' => 'ctcp msg',
+ 'sub' => sub {
+ my ($server, $args, $nick, $addr, $target) = @_;
+ if ($target eq $server->{'nick'}) {
+ check_signal_message(\@_, 1, $server, undef, $nick, $addr, 'privctcps');
+ } else {
+ check_signal_message(\@_, 1, $server, $target, $nick, $addr, 'pubctcps');
+ }
+ }
+},
+# "ctcp reply", SERVER_REC, char *args, char *nick, char *addr, char *target
+{
+ 'types' => ['pubctcpreplies', 'privctcpreplies'],
+ 'signal' => 'ctcp reply',
+ 'sub' => sub {
+ my ($server, $args, $nick, $addr, $target) = @_;
+ if ($target eq $server->{'nick'}) {
+ check_signal_message(\@_, 1, $server, undef, $nick, $addr, 'privctcpreplies');
+ } else {
+ check_signal_message(\@_, 1, $server, $target, $nick, $addr, 'pubctcpreplies');
+ }
+ }
+},
+# "flood", SERVER_REC, char *nick, char *host, int level, char *target
+{
+ 'types' => ['pubflood', 'privflood'],
+ 'signal' => 'flood',
+ 'sub' => sub {
+ my ($server, $nick, $host, $level, $target) = @_;
+ if ($target eq $server->{'nick'}) {
+ check_signal_message(\@_, -1, $server, undef, $nick, $host, 'privflood');
+ } else {
+ check_signal_message(\@_, -1, $server, $target, $nick, $host, 'pubflood');
+ }
+ }
+}
+);
+
+sub sig_send_text_or_command {
+ my ($signal, $iscommand) = @_;
+ my ($line, $server, $item) = @$signal;
+ my ($channelname,$nickname,$address) = (undef,undef,undef);
+ if ($item && (ref($item) eq 'Irssi::Irc::Channel' || ref($item) eq 'Irssi::Silc::Channel')) {
+ $channelname = $item->{'name'};
+ } elsif ($item && ref($item) eq 'Irssi::Irc::Query') { # TODO Silc query ?
+ $nickname = $item->{'name'};
+ $address = $item->{'address'}
+ }
+ # TODO pass context also for non-channels (queries and other stuff)
+ check_signal_message($signal,0,$server,$channelname,$nickname,$address,$iscommand ? 'send_command' : 'send_text');
+
+}
+
+my %filters = (
+'tags' => {
+ 'types' => \@all_server_types,
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+
+ if (!defined($server)) {
+ return 0;
+ }
+ my $matches = 0;
+ foreach my $tag (split(/ /,$param)) {
+ if (lc($server->{'tag'}) eq lc($tag)) {
+ $matches = 1;
+ last;
+ }
+ }
+ return $matches;
+ }
+},
+'channels' => {
+ 'types' => \@allchan_types,
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+
+ if (!defined($channelname) || !defined($server)) {
+ return 0;
+ }
+ my $matches = 0;
+ foreach my $trigger_channel (split(/ /,$param)) {
+ if (lc($channelname) eq lc($trigger_channel)
+ || lc($server->{'tag'}.'/'.$channelname) eq lc($trigger_channel)
+ || lc($server->{'tag'}.'/') eq lc($trigger_channel)) {
+ $matches = 1;
+ last; # this channel matches, stop checking channels
+ }
+ }
+ return $matches;
+ }
+},
+'masks' => {
+ 'types' => \@mask_types,
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ $address //= '';
+ return (defined($nickname) && defined($server) && $server->masks_match($param, $nickname, $address));
+ }
+},
+'other_masks' => {
+ 'types' => ['kicks', 'mode_nick', 'nick_changes'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return 0 unless defined($extra->{'other'});
+ my $other_address = ($condition ne 'nick_changes') ? get_address($extra->{'other'}, $server, $channelname) : $address;
+ return defined($other_address) && $server->masks_match($param, $extra->{'other'}, $other_address);
+ }
+},
+'hasmode' => {
+ 'types' => \@all_types,
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return hasmode($param, $nickname, $server, $channelname);
+ }
+},
+'other_hasmode' => {
+ 'types' => ['kicks', 'mode_nick'],
+ 'sub' => sub {
+ my ($param,$signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return defined($extra->{'other'}) && hasmode($param, $extra->{'other'}, $server, $channelname);
+ }
+},
+'hasflag' => {
+ 'types' => \@all_types,
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return 0 unless defined($nickname) && defined($address) && defined($server);
+ my $flags = get_flags ($server->{'chatnet'},$channelname,$nickname,$address);
+ return defined($flags) && check_modes($flags,$param);
+ }
+},
+'other_hasflag' => {
+ 'types' => ['kicks', 'mode_nick'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return 0 unless defined($extra->{'other'});
+ my $other_address = get_address($extra->{'other'}, $server, $channelname);
+ return 0 unless defined($other_address);
+ my $flags = get_flags ($server->{'chatnet'},$channelname,$extra->{'other'},$other_address);
+ return defined($flags) && check_modes($flags,$param);
+ }
+},
+'mode_type' => {
+ 'types' => ['mode_channel', 'mode_nick'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return (($param) eq $extra->{'mode_type'});
+ }
+},
+'mode_char' => {
+ 'types' => ['mode_channel', 'mode_nick'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return (($param) eq $extra->{'mode_char'});
+ }
+},
+'mode_arg' => {
+ 'types' => ['mode_channel', 'mode_nick'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+ return (($param) eq $extra->{'mode_arg'});
+ }
+},
+'prefix' => {
+ 'types' => ['publics'],
+ 'sub' => sub {
+ my ($param, $signal,$parammessage,$server,$channelname,$nickname,$address,$condition,$extra) = @_;
+
+ return 0 unless defined($extra->{'prefix'}) || $param eq '';
+ return 1 unless defined($extra->{'prefix'});
+
+ my $matches = 0;
+ foreach my $prefix (split(/ /, $param)) {
+ if ($extra->{'prefix'} eq $prefix) {
+ $matches = 1;
+ last;
+ }
+ }
+
+ return $matches;
+ }
+},
+);
+
+sub get_address {
+ my ($nick, $server, $channel) = @_;
+ my $nickrec = get_nickrec($nick, $server, $channel);
+ return $nickrec ? $nickrec->{'host'} : undef;
+}
+sub get_nickrec {
+ my ($nick, $server, $channel) = @_;
+ return unless defined($server) && defined($channel) && defined($nick);
+ my $chanrec = $server->channel_find($channel);
+ return $chanrec ? $chanrec->nick_find($nick) : undef;
+}
+
+sub hasmode {
+ my ($param, $nickname, $server, $channelname) = @_;
+ my $nickrec = get_nickrec($nickname, $server, $channelname);
+ return 0 unless defined $nickrec;
+ my $modes =
+ ($nickrec->{'op'} ? 'o' : '')
+ . ($nickrec->{'voice'} ? 'v' : '')
+ . ($nickrec->{'halfop'} ? 'h' : '')
+ ;
+ return check_modes($modes, $param);
+}
+
+# list of all switches
+my @trigger_switches = (@trigger_types, qw(all nocase stop once debug disabled last));
+# parameters (with an argument)
+my @trigger_params = qw(pattern regexp command replace name);
+# all options that can be used to set filters, including negative matches (not_<filter>)
+my @trigger_filter_options = map(($_,'not_'.$_), keys(%filters));
+# list of all options (including switches) for /TRIGGER ADD
+my @trigger_add_options = (@trigger_switches, @trigger_params, @trigger_filter_options);
+# same for /TRIGGER CHANGE, this includes the -no<option>'s
+my @trigger_options = map(($_,'no'.$_) ,@trigger_add_options);
+
+# check the triggers on $signal's $parammessage parameter, for triggers with $condition set
+# on $server in $channelname, for $nickname!$address
+# set $parammessage to -1 if the signal doesn't have a message
+# for signal without channel, nick or address, set to undef
+sub check_signal_message {
+ my ($signal, $parammessage, $server, $channelname, $nickname, $address, $condition, $extra) = @_;
+ my ($changed, $stopped, $context, $need_rebuild);
+ my $message = ($parammessage == -1) ? '' : $signal->[$parammessage];
+
+ return if (!$triggers_by_type{$condition});
+
+ if ($recursion_depth > 10) {
+ Irssi::print("Trigger error: Maximum recursion depth reached, aborting trigger.", MSGLEVEL_CLIENTERROR);
+ return;
+ }
+ $recursion_depth++;
+
+TRIGGER:
+ foreach my $trigger (@{$triggers_by_type{$condition}}) {
+ # check filters
+ foreach my $trigfilter (filters_for_trigger($trigger)) {
+ my $filter_sub = $trigfilter->{'filter'}->{'sub'};
+ my $filter_matches = !!(&$filter_sub($trigfilter->{'param'}, $signal, $parammessage, $server, $channelname, $nickname, $address, $condition, $extra));
+ if ($filter_matches != $trigfilter->{'must_match'}) { # if it didn't match, or if it's a -not_* filter and it did match
+ next TRIGGER;
+ }
+ }
+
+ # check regexp (and keep matches in @- and @+, so don't make a this a {block})
+ next if ($trigger->{'compregexp'} && ($parammessage == -1 || $message !~ m/$trigger->{'compregexp'}/));
+
+ # if we got this far, it fully matched, and we need to do the replace/command/stop/once
+ my $expands;
+ if (defined($extra)) {
+ $expands = { %$extra };
+ } else {
+ $expands = { };
+ }
+ $expands->{'M'} = $message,;
+ $expands->{'T'} = (defined($server)) ? $server->{'tag'} : '';
+ $expands->{'C'} = $channelname;
+ $expands->{'O'} = (defined($server)) ? $server->{'nick'} : '';
+ $expands->{'N'} = $nickname;
+ $expands->{'A'} = $address;
+ $expands->{'I'} = ((!defined($address)) ? '' : substr($address,0,index($address,'@')));
+ $expands->{'H'} = ((!defined($address)) ? '' : substr($address,index($address,'@')+1));
+ $expands->{'$'} = '$';
+ $expands->{';'} = ';';
+
+ if (defined($trigger->{'replace'})) { # it's a -replace
+ $message =~ s/$trigger->{'compregexp'}/do_expands(0,$trigger->{'compreplace'},$expands,$message)/ge;
+ $changed = 1;
+ }
+
+ if ($trigger->{'command'}) { # it's a (nonempty) -command
+ my $command = $trigger->{'command'};
+ # $1 = the stuff behind the $ we want to expand: a number, or a character from %expands
+ $command = do_expands(1, $command, $expands, $message);
+
+ if (defined($server)) {
+ if (defined($channelname) && $server->channel_find($channelname)) {
+ $context = $server->channel_find($channelname);
+ } else {
+ $context = $server;
+ }
+ } else {
+ $context = undef;
+ }
+
+ if (defined($context)) {
+ $context->command("eval $command");
+ } else {
+ Irssi::command("eval $command");
+ }
+ }
+
+ if ($trigger->{'debug'}) {
+ print("DEBUG: trigger $condition pmesg=$parammessage message=$message server=$server->{tag} channel=$channelname nick=$nickname address=$address " . join(' ',map {$_ . '=' . $extra->{$_}} keys(%$extra)) . " trigger=" . to_string($trigger));
+ }
+
+ if ($trigger->{'stop'}) {
+ $stopped = 1;
+ }
+
+ if ($trigger->{'once'}) {
+ # find this trigger in the real trigger list, and remove it
+ for (my $realindex=0; $realindex < scalar(@triggers); $realindex++) {
+ if ($triggers[$realindex] == $trigger) {
+ splice (@triggers,$realindex,1);
+ last;
+ }
+ }
+ $need_rebuild = 1;
+ }
+ if ($trigger->{'last'}) {
+ last TRIGGER;
+ }
+ }
+
+ if ($need_rebuild) {
+ rebuild();
+ $changed_since_last_save = 1;
+ }
+ if ($stopped) { # stopped with -stop
+ signal_stop();
+ } elsif ($changed) { # changed with -replace
+ $signal->[$parammessage] = $message;
+ signal_continue(@$signal);
+ }
+ $recursion_depth--;
+}
+
+# return array of filters for the given trigger
+sub filters_for_trigger($) {
+ my ($trigger) = @_;
+ my $href = $trigger->{filters};
+ return @{$href}{ sort keys %$href };
+}
+
+# used in check_signal_message to expand $'s
+# $inthis is a string that can contain $ stuff (like 'foo$1bar$N')
+sub do_expands {
+ my ($escape, $inthis, $expands, $from) = @_;
+ # @+ and @- are copied because there are two s/// nested, and the inner needs the $1 and $2,... of the outer one
+ my @plus = @+;
+ my @min = @-;
+ my $p = \@plus; my $m = \@min;
+ $inthis =~ s/\$(\\*(\d+|[^0-9x{]|x[0-9a-fA-F][0-9a-fA-F]|{.*?}))/expand_and_escape($escape,$1,$expands,$m,$p,$from)/ge;
+ return $inthis;
+}
+
+# \ $ and ; may need extra escaping because we use eval for -command
+sub expand_and_escape {
+ my $escape = shift;
+ my $retval = expand(@_);
+ if ($escape) {
+ $retval =~ s/([\\\$;])/\\\1/g;
+ }
+ return $retval;
+}
+
+# used in do_expands (via expand_and_escape), to_expand is the part after the $
+sub expand {
+ my ($to_expand, $expands, $min, $plus, $from) = @_;
+ if ($to_expand =~ /^\d+$/) { # a number => look up in $vars
+ # from man perlvar:
+ # $3 is the same as "substr $var, $-[3], $+[3] - $-[3])"
+ return ($to_expand > @{$min} ? '' : substr($from,$min->[$to_expand],$plus->[$to_expand]-$min->[$to_expand]));
+ } elsif ($to_expand =~ s/^\\//) { # begins with \, so strip that from to_expand
+ my $exp = expand($to_expand,$expands,$min,$plus,$from); # first expand without \
+ $exp =~ s/([^a-zA-Z0-9])/\\\1/g; # escape non-word chars
+ return $exp;
+ } elsif ($to_expand =~ /^x([0-9a-fA-F]{2})/) { # $xAA
+ return chr(hex($1));
+ } elsif ($to_expand =~ /^{(.*?)}$/) { # ${foo}
+ return expand($1, $expands, $min, $plus, $from);
+ } else { # look up in $expands
+ return $expands->{$to_expand};
+ }
+}
+
+sub check_modes {
+ my ($has_modes, $need_modes) = @_;
+ my $matches;
+ my $switch = 1; # if a '-' if found, will be 0 (meaning the modes should not be set)
+ foreach my $need_mode (split /&/, $need_modes) {
+ $matches = 0;
+ foreach my $char (split //, $need_mode) {
+ if ($char eq '-') {
+ $switch = 0;
+ } elsif ($char eq '+') {
+ $switch = 1;
+ } elsif ((index($has_modes, $char) != -1) == $switch) {
+ $matches = 1;
+ last;
+ }
+ }
+ if (!$matches) {
+ return 0;
+ }
+ }
+ return 1;
+}
+
+# get someones flags from people.pl or friends(_shasta).pl
+sub get_flags {
+ my ($chatnet, $channel, $nick, $address) = @_;
+ my $flags;
+ no strict 'refs';
+ if (%{ 'Irssi::Script::people::' }) {
+ if (defined ($channel)) {
+ $flags = (&{ 'Irssi::Script::people::find_local_flags' }($chatnet,$channel,$nick,$address));
+ } else {
+ $flags = (&{ 'Irssi::Script::people::find_global_flags' }($chatnet,$nick,$address));
+ }
+ $flags = join('',keys(%{$flags}));
+ } else {
+ my $shasta;
+ if (%{ 'Irssi::Script::friends_shasta::' }) {
+ $shasta = 'friends_shasta';
+ } elsif (defined &{ 'Irssi::Script::friends::get_idx' }) {
+ $shasta = 'friends';
+ } else {
+ return undef;
+ }
+ my $idx = (&{ 'Irssi::Script::'.$shasta.'::get_idx' }($nick, $address));
+ if ($idx == -1) {
+ return '';
+ }
+ $flags = (&{ 'Irssi::Script::'.$shasta.'::get_friends_flags' }($idx,undef));
+ if ($channel) {
+ $flags .= (&{ 'Irssi::Script::'.$shasta.'::get_friends_flags' }($idx,$channel));
+ }
+ }
+ return $flags;
+}
+
+########################################################
+### internal stuff called by manage, needed by above ###
+########################################################
+
+my %mask_to_regexp = ();
+foreach my $i (0..255) {
+ my $ch = chr $i;
+ $mask_to_regexp{$ch} = "\Q$ch\E";
+}
+$mask_to_regexp{'?'} = '(.)';
+$mask_to_regexp{'*'} = '(.*)';
+
+sub compile_trigger {
+ my ($trigger) = @_;
+ my $regexp;
+
+ if ($trigger->{'regexp'}) {
+ $regexp = $trigger->{'regexp'};
+ } elsif ($trigger->{'pattern'}) {
+ $regexp = $trigger->{'pattern'};
+ $regexp =~ s/(.)/$mask_to_regexp{$1}/g;
+ } else {
+ delete $trigger->{'compregexp'};
+ return;
+ }
+
+ if ($trigger->{'nocase'}) {
+ $regexp = '(?i)' . $regexp;
+ }
+
+ $trigger->{'compregexp'} = qr/$regexp/;
+
+ if(defined($trigger->{'replace'})) {
+ (my $replace = $trigger->{'replace'}) =~ s/\$/\$\$/g;
+ $trigger->{'compreplace'} = Irssi::parse_special($replace);
+ }
+}
+
+# rebuilds triggers_by_type and updates signal binds
+sub rebuild {
+ %triggers_by_type = ();
+ foreach my $trigger (@triggers) {
+ if (!$trigger->{'disabled'}) {
+ if ($trigger->{'all'}) {
+ # -all is an alias for all types in @all_types for which the filters can apply
+ALLTYPES:
+ foreach my $type (@all_types) {
+ # check if all filters can apply to $type
+ foreach my $trigfilter (filters_for_trigger($trigger)) {
+ if (! grep {$_ eq $type} @{$trigfilter->{'filter'}->{'types'}}) {
+ next ALLTYPES;
+ }
+ }
+ push @{$triggers_by_type{$type}}, ($trigger);
+ }
+ }
+
+ foreach my $type ($trigger->{'all'} ? @notall_types : @trigger_types) {
+ if ($trigger->{$type}) {
+ push @{$triggers_by_type{$type}}, ($trigger);
+ }
+ }
+ }
+ }
+
+ foreach my $signal (@signals) {
+ my $should_bind = 0;
+ foreach my $type (@{$signal->{'types'}}) {
+ if (defined($triggers_by_type{$type})) {
+ $should_bind = 1;
+ }
+ }
+ if ($should_bind && !$signal->{'bind'}) {
+ signal_add_first($signal->{'signal'}, $signal->{'sub'});
+ $signal->{'bind'} = 1;
+ } elsif (!$should_bind && $signal->{'bind'}) {
+ signal_remove($signal->{'signal'}, $signal->{'sub'});
+ $signal->{'bind'} = 0;
+ }
+ }
+}
+
+################################
+### manage the triggers-list ###
+################################
+
+my $trigger_file; # cached setting
+
+sub sig_setup_changed {
+ $trigger_file = Irssi::settings_get_str('trigger_file');
+}
+
+sub autosave {
+ cmd_save() if ($changed_since_last_save);
+}
+
+# TRIGGER SAVE
+sub cmd_save {
+ my $io = new IO::File $trigger_file, "w";
+ if (defined $io) {
+ $io->print("#Triggers file version $VERSION\n");
+ foreach my $trigger (@triggers) {
+ $io->print(to_string($trigger) . "\n");
+ }
+ $io->close;
+ }
+ Irssi::printformat(MSGLEVEL_CLIENTNOTICE, 'trigger_saved', $trigger_file);
+ $changed_since_last_save = 0;
+}
+
+# save on unload
+sub UNLOAD {
+ cmd_save();
+}
+
+# TRIGGER LOAD
+sub cmd_load {
+ sig_setup_changed(); # make sure we've read the trigger_file setting
+ my $converted = 0;
+ my $io = new IO::File $trigger_file, "r";
+ if (not defined $io) {
+ if (-e $trigger_file) {
+ Irssi::print("Error opening triggers file", MSGLEVEL_CLIENTERROR);
+ }
+ return;
+ }
+ if (defined $io) {
+ @triggers = ();
+ my $text;
+ $text = $io->getline;
+ my $file_version = '';
+ if ($text =~ /^#Triggers file version (.*)\n/) {
+ $file_version = $1;
+ }
+ if ($file_version lt '0.6.1+2') {
+ no strict 'vars';
+ $text .= $_ foreach ($io->getlines);
+ my $rep = eval "$text";
+ if (! ref $rep) {
+ Irssi::print("Error in triggers file");
+ return;
+ }
+ my @old_triggers = @$rep;
+
+ for (my $index=0;$index < scalar(@old_triggers);$index++) {
+ my $trigger = $old_triggers[$index];
+
+ if ($file_version lt '0.6.1') {
+ # convert old names: notices => pubnotices, actions => pubactions
+ foreach $oldname ('notices','actions') {
+ if ($trigger->{$oldname}) {
+ delete $trigger->{$oldname};
+ $trigger->{'pub'.$oldname} = 1;
+ $converted = 1;
+ }
+ }
+ }
+ if ($file_version lt '0.6.1+1' && $trigger->{'modifiers'}) {
+ if ($trigger->{'modifiers'} =~ /i/) {
+ $trigger->{'nocase'} = 1;
+ Irssi::print("Trigger: trigger ".($index+1)." had 'i' in it's modifiers, it has been converted to -nocase");
+ }
+ if ($trigger->{'modifiers'} !~ /^[ig]*$/) {
+ Irssi::print("Trigger: trigger ".($index+1)." had unrecognised modifier '". $trigger->{'modifiers'} ."', which couldn't be converted.");
+ }
+ delete $trigger->{'modifiers'};
+ $converted = 1;
+ }
+
+ # convert to text with compat, and then to new trigger hash
+ $text = to_string($trigger,1);
+ my @args = &shellwords($text . ' a');
+ my $trigger = parse_options({},@args);
+ if ($trigger) {
+ push @triggers, $trigger;
+ }
+ }
+ } else { # new format
+ while ( $text = $io->getline ) {
+ chop($text);
+ next if ($text =~ /^[ ]*$|^#/);
+ my @args = &shellwords($text . ' a');
+ my $trigger = parse_options({},@args);
+ if ($trigger) {
+ push @triggers, $trigger;
+ }
+ }
+ }
+ }
+ Irssi::printformat(MSGLEVEL_CLIENTNOTICE, 'trigger_loaded', $trigger_file);
+ if ($converted) {
+ Irssi::print("Trigger: Triggers file will be in new format next time it's saved.");
+ }
+ rebuild();
+}
+
+# escape for printing with to_string
+# <<abcdef>> => << 'abcdef' >>
+# <<abc'def>> => << "abc'def" >>
+# <<abc'def\x02>> => << 'abc'\''def\x02' >>
+sub param_to_string {
+ my ($text) = @_;
+ # avoid ugly escaping if we can use "-quotes without other escaping (no " or \)
+ if ($text =~ /^[^"\\]*'[^"\\]$/) {
+ return ' "' . $text . '" ';
+ }
+ # "'" signs without a (odd number of) \ in front of them, need be to escaped as '\''
+ # this is ugly :(
+ $text =~ s/(^|[^\\](\\\\)*)'/$1'\\''/g;
+ return " '$text' ";
+}
+
+# converts a trigger back to "-switch -options 'foo'" form
+# if $compat, $trigger is in the old format (used to convert)
+sub to_string {
+ my ($trigger, $compat) = @_;
+ my $string;
+
+ foreach my $switch (@trigger_switches) {
+ if ($trigger->{$switch}) {
+ $string .= '-'.$switch.' ';
+ }
+ }
+
+ if ($compat) {
+ foreach my $filter (sort keys(%filters)) {
+ if ($trigger->{$filter}) {
+ $string .= '-' . $filter . param_to_string($trigger->{$filter});
+ }
+ }
+ } else {
+ foreach my $trigfilter (filters_for_trigger($trigger)) {
+ $string .= '-' . $trigfilter->{'option'} . param_to_string($trigfilter->{'param'});
+ }
+ }
+
+ foreach my $param (@trigger_params) {
+ if ($trigger->{$param} || ($param eq 'replace' && defined($trigger->{'replace'}))) {
+ $string .= '-' . $param . param_to_string($trigger->{$param});
+ }
+ }
+ $string =~ s/\s+$//;
+ return $string;
+}
+
+# find a trigger (for REPLACE and DELETE), returns index of trigger, or -1 if not found
+sub find_trigger {
+ my ($data) = @_;
+ if ($data =~ /^[0-9]*$/ and defined($triggers[$data-1])) {
+ return $data-1;
+ } else {
+ for (my $i=0; $i < scalar(@triggers); $i++) {
+ if ($triggers[$i]->{'name'} eq $data) {
+ return $i;
+ }
+ }
+ }
+ Irssi::printformat(MSGLEVEL_CLIENTCRAP, 'trigger_not_found', $data);
+ return -1; # not found
+}
+
+
+# TRIGGER ADD <options>
+sub cmd_add {
+ my ($data, $server, $item) = @_;
+ my @args = shellwords($data . ' a');
+
+ my $trigger = parse_options({}, @args);
+ if ($trigger) {
+ push @triggers, $trigger;
+ Irssi::printformat(MSGLEVEL_CLIENTCRAP, 'trigger_added', scalar(@triggers), to_string($trigger));
+ rebuild();
+ $changed_since_last_save = 1;
+ }
+}
+
+# TRIGGER CHANGE <nr> <options>
+sub cmd_change {
+ my ($data, $server, $item) = @_;
+ my @args = shellwords($data . ' a');
+ my $index = find_trigger(shift @args);
+ if ($index != -1) {
+ if(parse_options($triggers[$index], @args)) {
+ Irssi::print("Trigger " . ($index+1) ." changed to: ". to_string($triggers[$index]));
+ }
+ rebuild();
+ $changed_since_last_save = 1;
+ }
+}
+
+# parses options for TRIGGER ADD and TRIGGER CHANGE
+# if invalid args returns undef, else changes $thetrigger and returns it
+sub parse_options {
+ my ($thetrigger,@args) = @_;
+ my ($trigger, $option);
+
+ if (pop(@args) ne 'a') {
+ Irssi::print("Syntax error, probably missing a closing quote", MSGLEVEL_CLIENTERROR);
+ return undef;
+ }
+
+ %$trigger = %$thetrigger; # make a copy to prevent changing the given trigger if args doesn't parse
+ARGS: for (my $arg = shift @args; $arg; $arg = shift @args) {
+ # expand abbreviated options, put in $option
+ $arg =~ s/^-//;
+ $option = undef;
+ foreach my $ioption (@trigger_options) {
+ if (index($ioption, $arg) == 0) { # -$opt starts with $arg
+ if ($option) { # another already matched
+ Irssi::print("Ambiguous option: $arg", MSGLEVEL_CLIENTERROR);
+ return undef;
+ }
+ $option = $ioption;
+ last if ($arg eq $ioption); # exact match is unambiguous
+ }
+ }
+ if (!$option) {
+ Irssi::print("Unknown option: $arg", MSGLEVEL_CLIENTERROR);
+ return undef;
+ }
+
+ # -<param> <value> or -no<param>
+ foreach my $param (@trigger_params) {
+ if ($option eq $param) {
+ $trigger->{$param} = shift @args;
+ next ARGS;
+ }
+ if ($option eq 'no'.$param) {
+ $trigger->{$param} = undef;
+ next ARGS;
+ }
+ }
+
+ # -[no]<switch>
+ foreach my $switch (@trigger_switches) {
+ # -<switch>
+ if ($option eq $switch) {
+ $trigger->{$switch} = 1;
+ next ARGS;
+ }
+ # -no<switch>
+ elsif ($option eq 'no'.$switch) {
+ $trigger->{$switch} = undef;
+ next ARGS;
+ }
+ }
+
+ # -[not_]<filter> <value>
+ if ($option =~ /^(not_)?(.*)$/ && $filters{$2}) {
+ $trigger->{'filters'}->{$option} = {
+ option => $option,
+ must_match => ($1 ne 'not_'), # if false, trigger must only be done if filter sub returns false
+ filter_name => $2,
+ filter => $filters{$2},
+ param => shift @args
+ };
+
+ next ARGS;
+ }
+
+ # -no<filter>
+ if ($option =~ /^no((not_)?(.*))$/ && $filters{$3}) {
+ delete $trigger->{'filters'}->{$1};
+ }
+ }
+
+ if (defined($trigger->{'replace'}) && ! $trigger->{'regexp'} && !$trigger->{'pattern'}) {
+ Irssi::print("Trigger error: Can't have -replace without -regexp", MSGLEVEL_CLIENTERROR);
+ return undef;
+ }
+
+ if ($trigger->{'pattern'} && $trigger->{'regexp'}) {
+ Irssi::print("Trigger error: Can't have -pattern and -regexp in same trigger", MSGLEVEL_CLIENTERROR);
+ return undef;
+ }
+
+ # remove types that are implied by -all
+ if ($trigger->{'all'}) {
+ foreach my $type (@all_types) {
+ delete $trigger->{$type};
+ }
+ }
+
+ # remove types for which the filters don't apply
+ foreach my $type (@trigger_types) {
+ if ($trigger->{$type}) {
+ foreach my $trigfilter (filters_for_trigger($trigger)) {
+ if (!grep {$_ eq $type} @{$trigfilter->{'filter'}->{'types'}}) {
+ Irssi::print("Warning: the filter -" . $trigfilter->{'option'} . " can't apply to an event of type -$type, so I'm removing that type from this trigger.");
+ delete $trigger->{$type};
+ }
+ }
+ }
+ }
+
+ # check if it has at least one type
+ my $has_a_type;
+ foreach my $type (@trigger_types) {
+ if ($trigger->{$type}) {
+ $has_a_type = 1;
+ last;
+ }
+ }
+ if (!$has_a_type && !$trigger->{'all'}) {
+ Irssi::print("Warning: this trigger doesn't trigger on any type of message. you probably want to add -publics or -all");
+ }
+
+ compile_trigger($trigger);
+ %$thetrigger = %$trigger; # copy changes to real trigger
+ return $thetrigger;
+}
+
+# TRIGGER DELETE <num>
+sub cmd_del {
+ my ($data, $server, $item) = @_;
+ my @args = shellwords($data);
+ my $index = find_trigger(shift @args);
+ if ($index != -1) {
+ Irssi::print("Deleted ". ($index+1) .": ". to_string($triggers[$index]));
+ splice (@triggers,$index,1);
+ rebuild();
+ $changed_since_last_save = 1;
+ }
+}
+
+# TRIGGER MOVE <num> <num>
+sub cmd_move {
+ my ($data, $server, $item) = @_;
+ my @args = &shellwords($data);
+ my $index = find_trigger(shift @args);
+ if ($index != -1) {
+ my $newindex = find_trigger(shift @args);
+ if ($newindex != -1) {
+ Irssi::print("Moved from " . ($index+1) . " to " . ($newindex+1) . ": " . to_string($triggers[$index]));
+ my $trigger = splice (@triggers,$index,1); # remove from old place
+ splice (@triggers,$newindex,0,($trigger)); # insert at new place
+ rebuild();
+ $changed_since_last_save = 1;
+ }
+ }
+}
+
+# TRIGGER LIST
+sub cmd_list {
+ Irssi::printformat(MSGLEVEL_CLIENTCRAP, 'trigger_header');
+ my $i=1;
+ foreach my $trigger (@triggers) {
+ Irssi::printformat(MSGLEVEL_CLIENTCRAP, 'trigger_line', $i++, to_string($trigger));
+ }
+}
+
+######################
+### initialisation ###
+######################
+
+command_bind('trigger help',\&cmd_help);
+command_bind('help trigger',\&cmd_help);
+command_bind('trigger add',\&cmd_add);
+command_bind('trigger change',\&cmd_change);
+command_bind('trigger move',\&cmd_move);
+command_bind('trigger list',\&cmd_list);
+command_bind('trigger delete',\&cmd_del);
+command_bind('trigger save',\&cmd_save);
+command_bind('trigger reload',\&cmd_load);
+command_bind 'trigger' => sub {
+ my ( $data, $server, $item ) = @_;
+ $data =~ s/\s+$//g;
+ command_runsub('trigger', $data, $server, $item);
+};
+
+Irssi::signal_add('setup saved', \&autosave);
+Irssi::signal_add('setup changed', \&sig_setup_changed);
+
+# This makes tab completion work
+Irssi::command_set_options('trigger add',join(' ',@trigger_add_options));
+Irssi::command_set_options('trigger change',join(' ',@trigger_options));
+
+Irssi::settings_add_str($IRSSI{'name'}, 'trigger_file', Irssi::get_irssi_dir()."/triggers");
+
+cmd_load();