Initial Commit
Hofei
6 years ago
commit
cf82fddbcb
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#!/usr/bin/python3
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from datetime import datetime
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from datetime import timedelta
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import sys
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import time
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import shlex
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import subprocess
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import toml
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import os
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import threading
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import gpiozero
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import signal
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sys.path.append("/home/pi/rpi_ws281x")
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from neopixel import *
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# # # # # # # # # #
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# LED strip configuration:
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# # # # # # # # # #
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LED_COUNT = 60 # Number of LED pixels.
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LED_PIN = 18 # GPIO pin connected to the pixels (must support PWM!).
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LED_FREQ_HZ = 800000 # LED signal frequency in hertz (usually 800khz)
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LED_DMA = 5 # DMA channel to use for generating signal (try 5)
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LED_INVERT = False # True to invert the signal (when using NPN transistor level shift)
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LED_BRIGHTNESS = 4 # Set to 0 for darkest and 255 for brightest
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LED_CHANNEL = 0 # set to '1' for GPIOs 13, 19, 41, 45 or 53
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LED_STRIP = ws.WS2811_STRIP_GRB # Strip type and colour ordering
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standard_helligkeit = LED_BRIGHTNESS
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# Zahl stellt den Wert in Minuten dar, wie lange kein Gerät erreichbar sein darf dass die Uhr "abgeschalten" wird
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ABSCHALTWERT = 4
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# LED Mapping
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std0 = [0, 1, 59]
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std1 = [4, 5, 6]
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std2 = [9, 10, 11]
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std3 = [14, 15, 16]
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std4 = [19, 20, 21]
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std5 = [24, 25, 26]
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std6 = [29, 30, 31]
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std7 = [34, 35, 36]
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std8 = [39, 40, 41]
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std9 = [44, 45, 46]
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std10 = [49, 50, 51]
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std11 = [54, 55, 56]
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stdliste = [std0, std1, std2, std3, std4, std5, std6, std7, std8, std9, std10, std11]
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# # # # # # # # # #
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# GPIO:
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# # # # # # # # # #
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I_MODE_TASTER = 3
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I_PLUS_TASTER = 4
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I_MINUS_TASTER = 14
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# # # # # # # # # #
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# Funktionen
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# # # # # # # # # #
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# Farbkonfiguration
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def rgb_standard():
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rgb_leer = [0, 0, 0]
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rgb_s = [0, 180, 0]
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rgb_min = [32, 178, 170]
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rgb_std = [255, 0, 255]
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rgbconf = {"rgb_leer": rgb_leer, "rgb_s": rgb_s, "rgb_min": rgb_min, "rgb_std": rgb_std}
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return rgbconf
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def alle_led(r, g, b, strip):
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for pos in range(strip.numPixels()):
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strip.setPixelColorRGB(pos, r, g, b)
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strip.show()
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def led_calc(zeit, stdliste, rgbdict, led_gesetzt, strip):
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if zeit.hour > 11:
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index = zeit.hour - 12
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else:
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index = zeit.hour
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hour = stdliste[index]
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minute = zeit.minute
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second = zeit.second
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# Schnittfarben berechnen falls "Zeiger" übereinander liegen
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# Stunde mit Minute vergleichen
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if bool(set(hour) & {minute}):
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for counter in range(0, 3):
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rgbdict["rgb_min"][counter] = int((rgbdict["rgb_std"][counter] + rgbdict["rgb_min"][counter]) / 2)
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# Stunde mit Sekunde vergleichen
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if set(hour) & {second}:
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for counter in range(0, 3):
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rgbdict["rgb_s"][counter] = int((rgbdict["rgb_std"][counter] + rgbdict["rgb_s"][counter]) / 2)
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# Minute mit Sekunde vergleichen
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if {minute} & {second}:
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for counter in range(0, 3):
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rgbdict["rgb_s"][counter] = int((rgbdict["rgb_min"][counter] + rgbdict["rgb_s"][counter]) / 2)
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led_gesetzt = led_setzen(hour, minute, second, rgbdict, led_gesetzt, strip)
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return zeit.second, led_gesetzt
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def led_setzen(hour, minute, second, rgbdict, led_gesetzt, strip):
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if not isinstance(led_gesetzt, list):
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led_gesetzt = [led_gesetzt]
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# Stunden setzen
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for stunde in hour:
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strip.setPixelColorRGB(stunde, rgbdict["rgb_std"][0], rgbdict["rgb_std"][1], rgbdict["rgb_std"][2])
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# print("Stunden setzen")
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# print(stunde, rgbdict["rgb_std"][0], rgbdict["rgb_std"][1], rgbdict["rgb_std"][2])
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# Minute setzen
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strip.setPixelColorRGB(minute, rgbdict["rgb_min"][0], rgbdict["rgb_min"][1], rgbdict["rgb_min"][2])
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# print("Minute setzen")
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# print(minute, rgbdict["rgb_min"][0], rgbdict["rgb_min"][1], rgbdict["rgb_min"][2])
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# Sekunde setzen
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strip.setPixelColorRGB(second, rgbdict["rgb_s"][0], rgbdict["rgb_s"][1], rgbdict["rgb_s"][2])
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# print("Sekunde setzen")
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# print(second, rgbdict["rgb_s"][0], rgbdict["rgb_s"][1], rgbdict["rgb_s"][2])
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# Neue Leere LED berechnen
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led_gesetzt_neu = set(hour) | {minute} | {second}
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leerliste = list(set(led_gesetzt) - led_gesetzt_neu)
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for leer in leerliste:
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strip.setPixelColorRGB(leer, rgbdict["rgb_leer"][0], rgbdict["rgb_leer"][1], rgbdict["rgb_leer"][2]),
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# print("Leer setzen")
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# print(leer, rgbdict["rgb_leer"][0], rgbdict["rgb_leer"][1], rgbdict["rgb_leer"][2])
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strip.show()
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return list(led_gesetzt_neu)
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def taster_callback(button):
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start = datetime.now()
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ende = datetime.now()
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while button.is_pressed:
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ende = datetime.now()
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dauer = ende - start
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dauer = dauer + timedelta(seconds=0.3)
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pin_num = check_taster(button)
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if pin_num == I_MODE_TASTER:
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handler_mode_taster(dauer)
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def check_taster(button):
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pin_num = ""
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for i in str(button.pin):
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if i.isdigit():
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pin_num = pin_num + str(i)
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pin_num = int(pin_num)
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return pin_num
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def handler_mode_taster(dauer):
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if dauer > timedelta(seconds=3):
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shutdown()
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def shutdown():
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cmd = "sudo shutdown now"
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cmd = shlex.split(cmd)
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subprocess.call(cmd)
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# # # # # # # # # #
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# Threads
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# # # # # # # # # #
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def check_anwesenheit(strip):
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"""Funktion, welche als eigener Thread laeuft, um selbststaendig in einem gewissenen Intervall
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alle Geraete in der Toml Liste zu pingen
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arg: Objekt des neopixel LED Ringes
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toml File: status "anwesend", ist kein Geraet von "anwesend" oder "dimmen" erreichbar, LED Helligkeit auf 0
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sobald eine Adresse von status "dimmen" erreichbar ist, wird die Helligkeit verringert"""
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def ping_wlan(ip):
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"""pingt die IP 2x an
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return (0 | !0) 0 wenn erreichbar"""
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befehl = "ping -c2 -W1 {}".format(ip)
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cmd = shlex.split(befehl)
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return subprocess.call(cmd)
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def ping_bt(bt):
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"""pingt die IP 2x an
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return (0 | !0) 0 wenn erreichbar"""
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befehl = "sudo /usr/bin/l2ping -c1 -t1 {}".format(bt)
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cmd = shlex.split(befehl)
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return subprocess.call(cmd)
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# Tomlfile mit den IP Adressen einlesen
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pfad = os.path.abspath(os.path.dirname(__file__))
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configfile = os.path.join(pfad, "bt_wlan.toml")
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with open(configfile) as conffile:
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wlanliste = toml.loads(conffile.read())
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status_anwesend_liste = []
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delta = timedelta(seconds=301)
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last = datetime.now()
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status = {}
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global standard_helligkeit
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while True:
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now = datetime.now()
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# Status der IP Adressen ermitteln
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if delta.seconds > 300:
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for key_status in wlanliste.keys():
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for key_funkart in wlanliste[key_status].keys():
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for ip in wlanliste[key_status][key_funkart]:
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if key_funkart == "wlan":
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status_return = ping_wlan(ip)
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elif key_funkart == "bt":
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status_return = ping_bt(ip)
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else:
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status_return = False
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if not status_return:
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status[key_status] = True
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break
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else:
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status[key_status] = False
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if status["anwesend"]:
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status_anwesend_liste = [] # Geraet von anwesend erreichbar
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helligkeit = standard_helligkeit
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elif not status["anwesend"] and not status["dimmen"]: # Wenn kein Geraet erreichbar ist
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if len(status_anwesend_liste) < ABSCHALTWERT + 1:
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status_anwesend_liste.append(status["anwesend"])
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print("Nichts los daheim die ", len(status_anwesend_liste), ".")
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if len(status_anwesend_liste) > ABSCHALTWERT:
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helligkeit = 0
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if status["dimmen"]:
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helligkeit = standard_helligkeit * 0.5
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if now.hour < 5 and not status["dimmen"]:
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helligkeit = 0
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strip.setBrightness(int(helligkeit))
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last = datetime.now()
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delta = now - last
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time.sleep(30)
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def main():
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mode_taster = gpiozero.Button(I_MODE_TASTER, hold_time=0.3)
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mode_taster.when_pressed = taster_callback
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lastsecond = None
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led_gesetzt = 0
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rgbconf = rgb_standard()
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strip = Adafruit_NeoPixel(LED_COUNT, LED_PIN, LED_FREQ_HZ, LED_DMA, LED_INVERT, LED_BRIGHTNESS,
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LED_CHANNEL, LED_STRIP)
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strip.begin()
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strip.setBrightness(255)
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thread_check_wlan = threading.Thread(target=check_anwesenheit, args=(strip,))
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thread_check_wlan.start()
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alle_led(rgbconf["rgb_leer"][0], rgbconf["rgb_leer"][1], rgbconf["rgb_leer"][2], strip)
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while True:
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try:
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rgbconf = rgb_standard()
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now = datetime.now()
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if lastsecond != now.second:
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lastsecond, led_gesetzt = led_calc(now, stdliste, rgbconf, led_gesetzt, strip)
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time.sleep(0.2)
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except KeyboardInterrupt:
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print("KeyboardInterrupt")
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strip.setBrightness(0)
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alle_led(0, 0, 0, strip)
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sys.exit()
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if __name__ == "__main__":
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main()
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