mirror of
https://github.com/pragma-/pbot.git
synced 2024-11-23 04:19:27 +01:00
253 lines
10 KiB
Perl
253 lines
10 KiB
Perl
# File: Commands.pm
|
|
#
|
|
# Author: pragma_
|
|
#
|
|
# Purpose: Registers commands. Invokes commands with user capability
|
|
# validation.
|
|
|
|
# This Source Code Form is subject to the terms of the Mozilla Public
|
|
# License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
package PBot::Commands;
|
|
use parent 'PBot::Class', 'PBot::Registerable';
|
|
|
|
use warnings; use strict;
|
|
use feature 'unicode_strings';
|
|
|
|
use Time::Duration qw/duration/;
|
|
|
|
sub initialize {
|
|
my ($self, %conf) = @_;
|
|
$self->PBot::Registerable::initialize(%conf);
|
|
|
|
$self->{metadata} = PBot::HashObject->new(pbot => $self->{pbot}, name => 'Commands', filename => $conf{filename});
|
|
$self->{metadata}->load;
|
|
|
|
$self->register(sub { $self->cmdset(@_) }, "cmdset", 1);
|
|
$self->register(sub { $self->cmdunset(@_) }, "cmdunset", 1);
|
|
$self->register(sub { $self->help(@_) }, "help", 0);
|
|
$self->register(sub { $self->uptime(@_) }, "uptime", 0);
|
|
$self->register(sub { $self->in_channel(@_) }, "in", 1);
|
|
|
|
$self->{pbot}->{capabilities}->add('admin', 'can-in', 1);
|
|
}
|
|
|
|
sub register {
|
|
my ($self, $subref, $name, $requires_cap) = @_;
|
|
Carp::croak("Missing parameters to Commands::register") if not defined $subref or not defined $name;
|
|
|
|
my $ref = $self->PBot::Registerable::register($subref);
|
|
$ref->{name} = lc $name;
|
|
$ref->{requires_cap} = $requires_cap // 0;
|
|
|
|
if (not $self->{metadata}->exists($name)) { $self->{metadata}->add($name, {requires_cap => $requires_cap, help => ''}, 1); }
|
|
else {
|
|
if (not defined $self->get_meta($name, 'requires_cap')) { $self->{metadata}->set($name, 'requires_cap', $requires_cap, 1); }
|
|
}
|
|
|
|
# add can-cmd capability
|
|
$self->{pbot}->{capabilities}->add("can-$name", undef, 1) if $requires_cap;
|
|
return $ref;
|
|
}
|
|
|
|
sub unregister {
|
|
my ($self, $name) = @_;
|
|
Carp::croak("Missing name parameter to Commands::unregister") if not defined $name;
|
|
$name = lc $name;
|
|
@{$self->{handlers}} = grep { $_->{name} ne $name } @{$self->{handlers}};
|
|
}
|
|
|
|
sub exists {
|
|
my ($self, $keyword) = @_;
|
|
$keyword = lc $keyword;
|
|
foreach my $ref (@{$self->{handlers}}) { return 1 if $ref->{name} eq $keyword; }
|
|
return 0;
|
|
}
|
|
|
|
sub interpreter {
|
|
my ($self, $stuff) = @_;
|
|
my $result;
|
|
|
|
if ($self->{pbot}->{registry}->get_value('general', 'debugcontext')) {
|
|
use Data::Dumper;
|
|
$Data::Dumper::Sortkeys = 1;
|
|
$self->{pbot}->{logger}->log("Commands::interpreter\n");
|
|
$self->{pbot}->{logger}->log(Dumper $stuff);
|
|
}
|
|
|
|
my $keyword = lc $stuff->{keyword};
|
|
my $from = $stuff->{from};
|
|
|
|
my ($cmd_channel) = $stuff->{arguments} =~ m/\B(#[^ ]+)/; # assume command is invoked in regards to first channel-like argument
|
|
$cmd_channel = $from if not defined $cmd_channel; # otherwise command is invoked in regards to the channel the user is in
|
|
my $user = $self->{pbot}->{users}->find_user($cmd_channel, "$stuff->{nick}!$stuff->{user}\@$stuff->{host}");
|
|
|
|
my $cap_override;
|
|
if (exists $stuff->{'cap-override'}) {
|
|
$self->{pbot}->{logger}->log("Override cap to $stuff->{'cap-override'}\n");
|
|
$cap_override = $stuff->{'cap-override'};
|
|
}
|
|
|
|
foreach my $ref (@{$self->{handlers}}) {
|
|
if ($ref->{name} eq $keyword) {
|
|
my $requires_cap = $self->get_meta($keyword, 'requires_cap') // $ref->{requires_cap};
|
|
if ($requires_cap) {
|
|
if (defined $cap_override) {
|
|
if (not $self->{pbot}->{capabilities}->has($cap_override, "can-$keyword")) {
|
|
return "/msg $stuff->{nick} The $keyword command requires the can-$keyword capability, which cap-override $cap_override does not have.";
|
|
}
|
|
} else {
|
|
if (not defined $user) {
|
|
my ($found_chan, $found_mask) = $self->{pbot}->{users}->find_user_account($cmd_channel, "$stuff->{nick}!$stuff->{user}\@$stuff->{host}", 1);
|
|
if (not defined $found_chan) { return "/msg $stuff->{nick} You must have a user account to use $keyword."; }
|
|
else { return "/msg $stuff->{nick} You must have a user account in $cmd_channel to use $keyword. (You have an account in $found_chan.)"; }
|
|
} elsif (not $user->{loggedin}) {
|
|
return "/msg $stuff->{nick} You must be logged into your user account to use $keyword.";
|
|
}
|
|
|
|
if (not $self->{pbot}->{capabilities}->userhas($user, "can-$keyword")) {
|
|
return "/msg $stuff->{nick} The $keyword command requires the can-$keyword capability, which your user account does not have.";
|
|
}
|
|
}
|
|
}
|
|
|
|
$stuff->{no_nickoverride} = 1;
|
|
if ($self->get_meta($keyword, 'background-process')) {
|
|
my $timeout = $self->get_meta($keyword, 'process-timeout') // $self->{pbot}->{registry}->get_value('processmanager', 'default_timeout');
|
|
$self->{pbot}->{process_manager}->execute_process(
|
|
$stuff,
|
|
sub { $stuff->{result} = $ref->{subref}->($stuff->{from}, $stuff->{nick}, $stuff->{user}, $stuff->{host}, $stuff->{arguments}, $stuff) },
|
|
$timeout
|
|
);
|
|
return "";
|
|
} else {
|
|
my $result = $ref->{subref}->($stuff->{from}, $stuff->{nick}, $stuff->{user}, $stuff->{host}, $stuff->{arguments}, $stuff);
|
|
return undef if $stuff->{referenced} and $result =~ m/(?:usage:|no results)/i;
|
|
return $result;
|
|
}
|
|
}
|
|
}
|
|
return undef;
|
|
}
|
|
|
|
sub set_meta {
|
|
my ($self, $command, $key, $value, $save) = @_;
|
|
return undef if not $self->{metadata}->exists($command);
|
|
$self->{metadata}->set($command, $key, $value, !$save);
|
|
return 1;
|
|
}
|
|
|
|
sub get_meta {
|
|
my ($self, $command, $key) = @_;
|
|
return $self->{metadata}->get_data($command, $key);
|
|
}
|
|
|
|
sub cmdset {
|
|
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
|
|
my ($command, $key, $value) = $self->{pbot}->{interpreter}->split_args($stuff->{arglist}, 3);
|
|
return "Usage: cmdset <command> [key [value]]" if not defined $command;
|
|
return $self->{metadata}->set($command, $key, $value);
|
|
}
|
|
|
|
sub cmdunset {
|
|
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
|
|
my ($command, $key) = $self->{pbot}->{interpreter}->split_args($stuff->{arglist}, 2);
|
|
return "Usage: cmdunset <command> <key>" if not defined $command or not defined $key;
|
|
return $self->{metadata}->unset($command, $key);
|
|
}
|
|
|
|
sub help {
|
|
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
|
|
|
|
if (not length $arguments) {
|
|
return "For general help, see <https://github.com/pragma-/pbot/tree/master/doc>. For help about a specific command or factoid, use `help <keyword> [channel]`.";
|
|
}
|
|
|
|
my $keyword = lc $self->{pbot}->{interpreter}->shift_arg($stuff->{arglist});
|
|
|
|
# check built-in commands first
|
|
if ($self->exists($keyword)) {
|
|
if ($self->{metadata}->exists($keyword)) {
|
|
my $name = $self->{metadata}->get_data($keyword, '_name');
|
|
my $requires_cap = $self->{metadata}->get_data($keyword, 'requires_cap');
|
|
my $help = $self->{metadata}->get_data($keyword, 'help');
|
|
my $result = "/say $name: ";
|
|
$result .= "[Requires can-$keyword] " if $requires_cap;
|
|
|
|
if (not defined $help or not length $help) { $result .= "I have no help for this command yet."; }
|
|
else { $result .= $help; }
|
|
return $result;
|
|
}
|
|
return "$keyword is a built-in command, but I have no help for it yet.";
|
|
}
|
|
|
|
# then factoids
|
|
my $channel_arg = $self->{pbot}->{interpreter}->shift_arg($stuff->{arglist});
|
|
$channel_arg = $from if not defined $channel_arg or not length $channel_arg;
|
|
$channel_arg = '.*' if $channel_arg !~ m/^#/;
|
|
|
|
my @factoids = $self->{pbot}->{factoids}->find_factoid($channel_arg, $keyword, exact_trigger => 1);
|
|
|
|
if (not @factoids or not $factoids[0]) { return "I don't know anything about $keyword."; }
|
|
|
|
my ($channel, $trigger);
|
|
|
|
if (@factoids > 1) {
|
|
if (not grep { $_->[0] eq $channel_arg } @factoids) {
|
|
return
|
|
"/say $keyword found in multiple channels: "
|
|
. (join ', ', sort map { $_->[0] eq '.*' ? 'global' : $_->[0] } @factoids)
|
|
. "; use `help $keyword <channel>` to disambiguate.";
|
|
} else {
|
|
foreach my $factoid (@factoids) {
|
|
if ($factoid->[0] eq $channel_arg) {
|
|
($channel, $trigger) = ($factoid->[0], $factoid->[1]);
|
|
last;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
($channel, $trigger) = ($factoids[0]->[0], $factoids[0]->[1]);
|
|
}
|
|
|
|
my $channel_name = $self->{pbot}->{factoids}->{factoids}->get_data($channel, '_name');
|
|
my $trigger_name = $self->{pbot}->{factoids}->{factoids}->get_data($channel, $trigger, '_name');
|
|
$channel_name = 'global channel' if $channel_name eq '.*';
|
|
$trigger_name = "\"$trigger_name\"" if $trigger_name =~ / /;
|
|
|
|
my $result = "/say ";
|
|
$result .= "[$channel_name] " if $channel ne $from and $channel ne '.*';
|
|
$result .= "$trigger_name: ";
|
|
|
|
my $help = $self->{pbot}->{factoids}->{factoids}->get_data($channel, $trigger, 'help');
|
|
|
|
if (not defined $help or not length $help) { return "/say $trigger_name is a factoid for $channel_name, but I have no help for it yet."; }
|
|
|
|
$result .= $help;
|
|
return $result;
|
|
}
|
|
|
|
sub uptime {
|
|
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
|
|
return localtime($self->{pbot}->{startup_timestamp}) . " [" . duration(time - $self->{pbot}->{startup_timestamp}) . "]";
|
|
}
|
|
|
|
sub in_channel {
|
|
my ($self, $from, $nick, $user, $host, $arguments, $stuff) = @_;
|
|
|
|
my $usage = "Usage: in <channel> <command>";
|
|
return $usage if not $arguments;
|
|
|
|
my ($channel, $command) = $self->{pbot}->{interpreter}->split_args($stuff->{arglist}, 2, 0, 1);
|
|
return $usage if not defined $channel or not defined $command;
|
|
|
|
if (not $self->{pbot}->{nicklist}->is_present($channel, $nick)) { return "You must be present in $channel to do this."; }
|
|
|
|
$stuff->{from} = $channel;
|
|
$stuff->{command} = $command;
|
|
return $self->{pbot}->{interpreter}->interpret($stuff);
|
|
}
|
|
|
|
1;
|