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Content import badge, easywifi, network, ugfx, easydraw, sys, json, time, gc, deepsleep import usocket as socket import uselect badge.init() ugfx.init() ugfx.set_lut(ugfx.LUT_FASTER) ugfx.clear(ugfx.WHITE) font = 'Terminus14' with open('%s/shittyterm/%s.json' % (sys.path[1], font), 'r') as f: ugfx.fonts_load(json.loads(f.read())) f.close() gc.collect() easywifi.enable(False) if easywifi.state==False: easydraw.msg("Unable to connect to network!","FAILURE") easydraw.msg("Waiting 5 seconds to try again!") badge.eink_busy_wait() deepsleep.start_sleeping(5000) termSize = [37, 8] lineHeight = int(ugfx.height()/termSize[1]) buf = [" " * termSize[0] for i in range(termSize[1])] cursor = [0, 0] doFlush = True lastFlush = 0; def flushDisplay(): global doFlush, lastFlush if time.ticks_diff(time.ticks_ms(), lastFlush) >= 750: doFlush = True if doFlush: badge.eink_busy_wait() ugfx.flush(ugfx.LUT_FASTER) lastFlush = time.ticks_ms() doFlush = False def drawDisplay(): ugfx.clear(ugfx.WHITE) for i in range(len(buf)): ugfx.string(0, lineHeight * i, buf[i], font, ugfx.BLACK) flushDisplay() def resetTerm(): global buf, cursor buf = [" " * termSize[0] for i in range(termSize[1])] ugfx.clear(ugfx.WHITE) badge.eink_busy_wait() ugfx.flush(ugfx.LUT_FULL) cursor = [0,0] def rowDown(): global buf, cursor row = cursor[1] + 1 col = 0 if row >= termSize[1]: # scroll down row = termSize[1] - 1 buf.pop(0) buf.append(" " * termSize[0]) return [col, row] def setChar(charIn, cl): global buf, cursor, doFlush [col, row] = cursor if ord(charIn) == 13: # CR col = 0 elif ord(charIn) == 10: # NL [col, row] = rowDown() doFlush = True elif ord(charIn) == 8: # BS col = col - 1 elif ord(charIn) == 7: # BEL ugfx.clear(ugfx.BLACK) ugfx.flush(ugfx.LUT_FASTER) doFlush = True drawDisplay() elif ord(charIn) == 27: # ESC c = ord(cl.read(1).decode("utf-8")) if c == 91: # [ (CSI) c = ord(cl.read(1).decode("utf-8")) if c == 72: # H, cursor to 0,0 col = 0 row = 0 elif c == 75: # K, erase line buf[row] = buf[row][:col] + (" " * (termSize[0] - col)) elif c == 50: # 2 c = ord(cl.read(1).decode("utf-8")) if c == 74: # J, clear entire screen cursBackup = cursor resetTerm() cursor = cursBackup elif c == 93: # ], start of ESC ] 0 ; txt ST Set icon name and window title to txt. c = cl.read(2).decode("utf-8") if ord(c[0]) == 48 and ord(c[1]) == 59: while c != 7: c = ord(cl.read(1).decode("utf-8")) #col = ord(c[1]) - 48 elif ord(charIn) < 32 or ord(charIn) > 126: # all other non-characters pass # ignore else: buf[row] = buf[row][:col] + charIn + buf[row][col+1:] print(charIn, end='') col = col + 1 if row >= termSize[1]: row = 0 if col >= termSize[0]: [col, row] = rowDown() doFlush = True cursor = [col, row] drawDisplay() ip = network.WLAN(network.STA_IF).ifconfig()[0] print("Connected, my IP address is " + ip) easydraw.msg("Connected, my IP address is " + ip,"shittyterm") addr = socket.getaddrinfo("0.0.0.0",1337)[0][-1] s = socket.socket(socket.AF_INET, socket.SOCK_STREAM, socket.IPPROTO_TCP) s.bind(addr) s.listen(1) s.settimeout(None) print("Socket opened on port 1337") easydraw.msg("Listening on port 1337..") poll = uselect.poll() doRun = True while doRun: cl, remote_addr = s.accept() cl.settimeout(None) resetTerm() poll.register(cl, uselect.POLLIN) try: while True: res = poll.poll(750) if not res: # No new input doFlush = True flushDisplay() else: data = cl.read(1).decode("utf-8") if len(data) <= 0: print("Client disappeared") break setChar(data, cl) gc.collect() except Exception as err: print(err) doFlush = True flushDisplay() finally: poll.unregister(cl) cl.close() cl = None resetTerm() s.close()