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use v6;
use IRC::Parser; # parse-irc
use IRC::Client::Plugin::PingPong;
use IRC::Client::Plugin;
unit class IRC::Client:ver<2.002001>;
has Bool:D $.debug = False;
has Str:D $.host = 'localhost';
has Str $.password;
has Int:D $.port where 0 <= $_ <= 65535 = 6667;
has Str:D $.nick = 'Perl6IRC';
has Str:D $.username = 'Perl6IRC';
has Str:D $.userhost = 'localhost';
has Str:D $.userreal = 'Perl6 IRC Client';
has Str:D @.channels = ['#perl6bot'];
has IO::Socket::Async $.sock;
has @.plugins = [];
has @.plugins-essential = [
IRC::Client::Plugin::PingPong.new
];
has @!plugs = [|@!plugins-essential, |@!plugins];
method handle-event ($e) {
$e<pipe> = {};
for @!plugs.grep(*.^can: 'irc-all-events') -> $p {
my $res = $p.irc-all-events(self, $e);
return unless $res === IRC_NOT_HANDLED;
}
my $nick = $!nick;
if ( ( $e<command> eq 'PRIVMSG' and $e<params>[0] eq $nick )
or ( $e<command> eq 'NOTICE' and $e<params>[0] eq $nick )
or ( $e<command> eq 'PRIVMSG'
and $e<params>[1] ~~ /:i ^ $nick <[,:]> \s+/
)
) {
my @where = ($e<who><nick>, $e<who><nick>);
@where[0] = $e<params>[0]
unless ( $e<command> eq 'PRIVMSG' and $e<params>[0] eq $nick )
or ( $e<command> eq 'NOTICE' and $e<params>[0] eq $nick );
for @!plugs.grep(*.^can: 'irc-to-me') -> $p {
my $res = $p.irc-to-me(self, $e, |@where);
return unless $res === IRC_NOT_HANDLED;
}
}
if ( $e<command> eq 'PRIVMSG' and $e<params>[0] eq $!nick ) {
for @!plugs.grep(*.^can: 'irc-privmsg-me') -> $p {
my $res = $p.irc-privmsg-me(self, $e);
return unless $res === IRC_NOT_HANDLED;
}
}
if ( $e<command> eq 'NOTICE' and $e<params>[0] eq $!nick ) {
for @!plugs.grep(*.^can: 'irc-notice-me') -> $p {
my $res = $p.irc-notice-me(self, $e);
return unless $res === IRC_NOT_HANDLED;
}
}
my $cmd = 'irc-' ~ $e<command>.lc;
for @!plugs.grep(*.^can: $cmd) -> $p {
my $res = $p."$cmd"(self, $e);
return unless $res === IRC_NOT_HANDLED;
}
for @!plugs.grep(*.^can: 'irc-unhandled') -> $p {
my $res = $p.irc-unhandled(self, $e);
return unless $res === IRC_NOT_HANDLED;
}
}
method notice (Str $who, Str $what) {
my $msg = "NOTICE $who :$what\n";
$!debug and "{plug-name}$msg".put;
$!sock.print("$msg\n");
self;
}
method privmsg (Str $who, Str $what) {
my $msg = "PRIVMSG $who :$what\n";
$!debug and "{plug-name}$msg".put;
$!sock.print("$msg\n");
self;
}
method respond (
Str:D :$how = 'privmsg',
Str:D :$where is required,
Str:D :$what is required is copy,
Str:D :$who,
) {
$what = "$who, $what" if $who and $where ~~ /^<[#&]>/;
my $method = $how.fc eq 'PRIVMSG'.fc ?? 'privmsg'
!! $how.fc eq 'NOTICE'.fc ?? 'notice'
!! fail 'Unknown :$how specified. Use PRIVMSG or NOTICE';
self."$method"($where, $what);
}
method run {
.irc-start-up: self for @!plugs.grep(*.^can: 'irc-start-up');
await IO::Socket::Async.connect( $!host, $!port ).then({
$!sock = .result;
$.ssay("PASS $!password\n") if $!password.defined;
$.ssay("NICK $!nick\n");
$.ssay("USER $!username $!username $!host :$!userreal\n");
$.ssay("JOIN {@!channels[]}\n");
.irc-connected: self for @!plugs.grep(*.^can: 'irc-connected');
# my $left-overs = '';
react {
whenever $!sock.Supply :bin -> $buf is copy {
my $str = try $buf.decode: 'utf8';
$str or $str = $buf.decode: 'latin-1';
# $str ~= $left-overs;
$!debug and "[server {DateTime.now}] {$str}".put;
my $events = parse-irc $str;
for @$events -> $e {
self.handle-event: $e;
CATCH { warn .backtrace }
}
}
CATCH { warn .backtrace }
}
say "Closing connection";
$!sock.close;
# CATCH { warn .backtrace }
});
}
method ssay (Str:D $msg) {
$!debug and "{plug-name}$msg".put;
$!sock.print("$msg\n");
self;
}
#### HELPER SUBS
sub plug-name {
my $plug = callframe(3).file;
my $cur = $?FILE;
return '[core] ' if $plug eq $cur;
$cur ~~ s/'.pm6'$//;
$plug ~~ s:g/^ $cur '/' | '.pm6'$//;
$plug ~~ s/'/'/::/;
return "[$plug] ";
}
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