#!/usr/bin/env python3
# -*- python -*-

# mds — A micro-display server
# Copyright © 2014  Mattias Andrée (maandree@member.fsf.org)
# 
# 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 3 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, see <http://www.gnu.org/licenses/>.

import os
import sys
import socket
import threading


display = os.environ['MDS_DISPLAY'] if 'MDS_DISPLAY' in os.environ else None
if (display is None) or (':' not in display):
    print('MDS_DISPLAY has not set.')
    sys.exit(1)
if not display.startswith(':'):
    print('Remote mds sessions are not supported.')
    sys.exit(1)

socket_path = '/run/mds/%s.socket' % display.split(':')[-1]
socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
socket.connect(socket_path)

def read_loop():
    data = socket.recv(1);
    if not data:
        return
    sys.stdout.buffer.write(b'\033[34m');
    sys.stdout.buffer.write(data);
    sys.stdout.buffer.write(b'\033[00m');
    sys.stdout.buffer.flush();

thread = threading.Thread(target = read_loop)
thread.setDaemon(True)
thread.start()

while True:
    try:
        data = input().encode('utf-8')
    except:
        break
    socket.send(data);

socket.close()