class ChatClient(object):
def __init__(self):
self.logs = []
self.command = ""
self.counter = 0
argparser = argparse.ArgumentParser()
argparser.add_argument("-s",
"--serial",
help="serial device /dev file",
default="/dev/tty.usbserial-FTGCT0HY")
argparser.add_argument("-b",
"--baudrate",
help="baudrate for serial device",
type=int,
default=115200)
config = argparser.parse_args()
self.modem = Modem(config.serial, config.baudrate, show_logging=False)
self.setup_screen()
def setup_screen(self):
self.screen = curses.initscr()
curses.noecho() # no echo, we will render it
curses.cbreak() #
curses.curs_set(0) # hide cursor, we will fake it with inverted space
curses.halfdelay(1) # wait for 1/10 second when waiting for input
self.screen.keypad(1)
self.setup()
def setup(self):
(self.height, self.width) = self.screen.getmaxyx()
self.setup_viewer_window()
self.setup_prompt()
self.refresh_logger_window()
self.refresh_prompt()
def setup_viewer_window(self):
# create a pad, taking up the entire window, but the last two lines
self.logger = curses.newpad(self.height - 1, self.width)
def setup_prompt(self):
# create a window, taking up the entire window, but the last two lines
self.prompt = curses.newpad(2, self.width)
name = "ChatClient"
self.prompt.addstr(0, 0, name + " " * (self.width - len(name)),
curses.A_REVERSE)
self.prompt.addstr(1, 0, "> ")
self.update_command()
def update_command(self):
w = len(self.command)
self.prompt.addstr(1, 2, self.command)
self.prompt.addstr(1, 2 + w, " ", curses.A_REVERSE) # cursor
self.prompt.addstr(1, 3 + w, " " * (self.width - 4 - w))
self.refresh_prompt()
def clean_up(self, msg=""):
self.clean_up_screen()
def clean_up_screen(self):
curses.nocbreak()
self.screen.keypad(0)
curses.echo()
curses.endwin()
def add(self, text, style=curses.A_NORMAL):
text = text.replace('\0', '')
self.logs.append({"text": text, "style": style})
self.refresh_logger_window()
def log(self, *msg):
string = " ".join(map(str, msg))
for line in string.splitlines():
self.add(line)
def refresh_logger_window(self):
(height, width) = self.screen.getmaxyx()
self.logger.erase()
for y, line in enumerate(self.logs[-height + 2:]):
self.logger.addstr(y, 0, line["text"], line["style"])
self.logger.refresh(0, 0, 0, 0, height - 3, width)
def refresh_prompt(self):
(height, width) = self.screen.getmaxyx()
self.prompt.refresh(0, 0, height - 2, 0, height, width)
def process(self):
while True:
# handle input from user
self.handle_input()
# Read from D7 modem and decode packets/commands
(cmds, info) = self.modem.read()
if len(info["errors"]) < 1:
if len(cmds) > 0:
origin = cmds[
0].interface_status.operation.operand.interface_status.addressee.id
data = cmds[0].actions[0].operation.operand.data
self.add(str(origin) + ": " + ''.join(map(str, data)))
def handle_input(self):
c = self.prompt.getch()
if c == curses.ERR: return
elif c == curses.KEY_RESIZE:
self.setup()
elif c == curses.ascii.DEL or c == curses.ascii.BS:
self.command = self.command[:-1]
elif c == ord('\n'):
self.send()
self.command = ""
else:
self.command += chr(c)
self.update_command()
def send(self):
cmd = Command.create_with_return_file_data_action(
file_id=0x40,
data=map(ord, list(self.command)),
interface_type=InterfaceType.D7ASP,
interface_configuration=Configuration(
qos=QoS(resp_mod=QoS.RESP_MODE_NO),
addressee=Addressee(access_class=0, id_type=IdType.BCAST)))
self.modem.d7asp_fifo_flush(alp_command=cmd)
self.add("me: " + self.command, curses.A_REVERSE)
class ChatClient(object):
def __init__(self):
self.logs = []
self.command = ""
self.counter = 0
argparser = argparse.ArgumentParser()
argparser.add_argument("-s", "--serial", help="serial device /dev file",
default="/dev/tty.usbserial-FTGCT0HY")
argparser.add_argument("-b", "--baudrate", help="baudrate for serial device",
type=int, default=115200)
config = argparser.parse_args()
self.modem = Modem(config.serial, config.baudrate, show_logging=False)
self.setup_screen()
def setup_screen(self):
self.screen = curses.initscr()
curses.noecho() # no echo, we will render it
curses.cbreak() #
curses.curs_set(0) # hide cursor, we will fake it with inverted space
curses.halfdelay(1) # wait for 1/10 second when waiting for input
self.screen.keypad(1)
self.setup()
def setup(self):
(self.height, self.width) = self.screen.getmaxyx()
self.setup_viewer_window()
self.setup_prompt()
self.refresh_logger_window()
self.refresh_prompt()
def setup_viewer_window(self):
# create a pad, taking up the entire window, but the last two lines
self.logger = curses.newpad(self.height-1, self.width)
def setup_prompt(self):
# create a window, taking up the entire window, but the last two lines
self.prompt = curses.newpad(2, self.width)
name = "ChatClient"
self.prompt.addstr(0, 0, name + " " * (self.width-len(name)), curses.A_REVERSE)
self.prompt.addstr(1, 0, "> ")
self.update_command()
def update_command(self):
w = len(self.command)
self.prompt.addstr(1, 2, self.command)
self.prompt.addstr(1, 2 + w, " ", curses.A_REVERSE) # cursor
self.prompt.addstr(1, 3 + w, " " * (self.width - 4 - w))
self.refresh_prompt()
def clean_up(self, msg=""):
self.clean_up_screen()
def clean_up_screen(self):
curses.nocbreak();
self.screen.keypad(0);
curses.echo()
curses.endwin()
def add(self, text, style=curses.A_NORMAL):
text = text.replace('\0', '')
self.logs.append({ "text": text, "style": style})
self.refresh_logger_window()
def log(self, *msg):
string = " ".join(map(str, msg))
for line in string.splitlines():
self.add(line)
def refresh_logger_window(self):
(height, width) = self.screen.getmaxyx()
self.logger.erase()
for y, line in enumerate(self.logs[-height+2:]):
self.logger.addstr(y, 0, line["text"], line["style"])
self.logger.refresh(0, 0, 0, 0, height-3, width)
def refresh_prompt(self):
(height, width) = self.screen.getmaxyx()
self.prompt.refresh(0, 0, height-2, 0, height, width)
def process(self):
while True:
# handle input from user
self.handle_input()
# Read from D7 modem and decode packets/commands
(cmds, info) = self.modem.read()
if len(info["errors"]) < 1:
if len(cmds) > 0:
origin = cmds[0].interface_status.operation.operand.interface_status.addressee.id
data = cmds[0].actions[0].operation.operand.data
self.add(str(origin) + ": " + ''.join(map(str, data)))
def handle_input(self):
c = self.prompt.getch()
if c == curses.ERR: return
elif c == curses.KEY_RESIZE:
self.setup()
elif c == curses.ascii.DEL or c == curses.ascii.BS:
self.command = self.command[:-1]
elif c == ord('\n'):
self.send()
self.command = ""
else:
self.command += chr(c)
self.update_command()
def send(self):
cmd = Command.create_with_return_file_data_action(
file_id=0x40,
data=map(ord, list(self.command)),
interface_type=InterfaceType.D7ASP,
interface_configuration=Configuration(
qos=QoS(resp_mod=QoS.RESP_MODE_NO),
addressee=Addressee(
access_class=0,
id_type=IdType.BCAST
)
)
)
self.modem.d7asp_fifo_flush(alp_command=cmd)
self.add("me: " + self.command, curses.A_REVERSE)
access_class=0,
id_type=IdType.BCAST)))
last_message = 0
sent = 0
received = 0
def stats():
print "sent", sent, "received", received
while True:
# Read from D7 modem and decode packets/commands
(cmds, info) = modem.read()
if len(info["errors"]) < 1:
if len(cmds) > 0:
received += 1
stats()
else:
pprint(info)
# every second, at random, send a message
now = round(time.time())
if last_message < now:
last_message = now
if random.random() > 0.50:
modem.d7asp_fifo_flush(alp_command=cmd)
sent += 1
stats()
id_type=IdType.BCAST
)
)
)
last_message = 0
sent = 0
received = 0
def stats():
print "sent", sent, "received", received
while True:
# Read from D7 modem and decode packets/commands
(cmds, info) = modem.read()
if len(info["errors"]) < 1:
if len(cmds) > 0:
received += 1
stats()
else:
pprint(info)
# every second, at random, send a message
now = round(time.time())
if last_message < now:
last_message = now
if random.random() > 0.50:
modem.d7asp_fifo_flush(alp_command=cmd)
sent += 1
stats()
