mirror of https://github.com/pragma-/pbot.git
75 lines
2.3 KiB
Perl
75 lines
2.3 KiB
Perl
# File: StdinReader.pm
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#
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# Purpose: Reads input from STDIN.
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#
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# Note: To execute a command in a channel, use the `in` command:
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#
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# in #foo echo hi
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#
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# The above will output "hi" in channel #foo.
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# SPDX-FileCopyrightText: 2021 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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package PBot::StdinReader;
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use parent 'PBot::Class';
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use PBot::Imports;
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use POSIX qw(tcgetpgrp getpgrp); # to check whether process is in background or foreground
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use Encode;
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sub initialize {
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my ($self, %conf) = @_;
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# create stdin bot-admin account for bot
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my $user = $self->{pbot}->{users}->find_user('.*', '*!stdin@pbot');
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if (not defined $user or not $self->{pbot}->{capabilities}->userhas($user, 'botowner')) {
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my $botnick = $self->{pbot}->{registry}->get_value('irc', 'botnick');
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$self->{pbot}->{logger}->log("Adding stdin botowner *!stdin\@pbot...\n");
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$self->{pbot}->{users}->add_user($botnick, '.*', '*!stdin@pbot', 'botowner', undef, 1);
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$self->{pbot}->{users}->login($botnick, "$botnick!stdin\@pbot", undef);
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$self->{pbot}->{users}->save;
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}
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if (not $self->{pbot}->{registry}->get_value('general', 'daemon')) {
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# TTY is used to check whether process is in background or foreground
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open TTY, "</dev/tty" or die $!;
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$self->{tty_fd} = fileno(TTY);
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# add STDIN to select handler
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$self->{pbot}->{select_handler}->add_reader(\*STDIN, sub { $self->stdin_reader(@_) });
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} else {
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$self->{pbot}->{logger}->log("Starting in daemon mode.\n");
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# TODO: close STDIN, etc?
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}
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}
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sub stdin_reader {
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my ($self, $input) = @_;
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# make sure we're in the foreground first
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$self->{foreground} = (tcgetpgrp($self->{tty_fd}) == getpgrp()) ? 1 : 0;
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return if not $self->{foreground};
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# decode STDIN input from utf8
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$input = decode('UTF-8', $input);
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# remove newline
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chomp $input;
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return if not length $input;
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$self->{pbot}->{logger}->log("---------------------------------------------\n");
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$self->{pbot}->{logger}->log("Got STDIN: $input\n");
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my $botnick = $self->{pbot}->{registry}->get_value('irc', 'botnick');
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# process input as a bot command
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return $self->{pbot}->{interpreter}->process_line('stdin@pbot', $botnick, "stdin", "pbot", $input, 1);
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}
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1;
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