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use strict;
use File::Temp qw(tmpnam tempfile tempdir);
use IO::Socket::UNIX;
use POSIX qw(mkfifo);
use Irssi;
our $VERSION = '1.00';
our %IRSSI = {
authors => 'Teddy Wing',
contact => 'irssi@teddywing.com',
name => 'Vimput',
description => '',
license => 'GPL',
};
use constant VIMPUT_IPC_COMMAND_PREFIX => '%%%___VIMPUT___%%%: ';
use constant CTRL_X => 24;
# The location of the temporary file where prompt contents are written.
sub vimput_file {
Irssi::get_irssi_dir() . '/VIMPUT_MSG';
}
# Write the given string to our vimput_file.
sub write_input {
my ($message) = @_;
open my $handle, '>', vimput_file or die $!;
print $handle $message;
close $handle;
}
# Open a Tmux split containing a Vim instance editing the vimput_file.
sub open_tmux_split {
my ($fifo) = @_;
if (!$ENV{TMUX}) {
print 'no tmux'; # TODO: Replace with Irssi print
# MSGLEVEL_CLIENTERROR
return;
}
my $random_unused_filename = tmpnam();
my $command = "vim -c 'set buftype=acwrite' -c 'read ${\vimput_file}' -c '1 delete _' -c 'autocmd BufWriteCmd <buffer> :write $fifo | set nomodified' $random_unused_filename";
system('tmux', 'split-window', $command);
}
sub update_input_line_when_finished {
my ($read_handle, $write_handle, $command_handle, $fuckface);
pipe($read_handle, $write_handle);
pipe($fuckface, $command_handle);
my $pid = fork();
if (!defined $pid) {
print "Failed to fork: $!"; # TODO: Irssi print
close $read_handle;
close $write_handle;
close $command_handle;
close $fuckface;
return;
}
if ($pid == 0) {
my $fifo_path = tmpnam();
close $command_handle;
open_tmux_split($fifo_path);
mkfifo($fifo_path, 0600) or die $!;
open my $fifo, '<', $fifo_path or die $!;
$fifo->autoflush(1);
while (<$fifo>) {
print $write_handle $_;
}
close $fifo;
close $write_handle;
POSIX::_exit(0);
}
else {
close $write_handle;
close $command_handle;
Irssi::pidwait_add($pid);
my $pipe_tag;
my @args = ($read_handle, \$pipe_tag);
$pipe_tag = Irssi::input_add(
fileno $read_handle,
Irssi::INPUT_READ,
\&pipe_input,
\@args,
);
my $p2;
my @ar2 = ($fuckface, \$p2);
$p2 = Irssi::input_add(
fileno $fuckface,
Irssi::INPUT_READ,
\&pipe_open_tmux_split,
\@ar2,
);
}
}
sub pipe_input {
my ($args) = @_;
my ($read_handle, $pipe_tag) = @$args;
my $input = <$read_handle>;
chomp $input;
Irssi::gui_input_set($input);
# TODO: Add $forked to not spawn more than one children unnecessarily
close $read_handle;
Irssi::input_remove($$pipe_tag);
}
sub pipe_open_tmux_split {
my ($args) = @_;
my ($read_handle, $pipe_tag) = @$args;
my $fifo_path = <$read_handle>;
# open_tmux_split('rando', $fifo_path);
# TODO: Add $forked to not spawn more than one children unnecessarily
close $read_handle;
Irssi::input_remove($$pipe_tag);
}
# TODO: Find out if it's possible to do this is a command
Irssi::signal_add_last 'gui key pressed' => sub {
my ($key) = @_;
if ($key eq CTRL_X) {
write_input(Irssi::parse_special('$L', undef, 0));
update_input_line_when_finished();
}
};
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