ChCh/chch-power
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writing current status to /tmp/status

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This commit is contained in:
Markus Schmidl 2017-02-18 21:17:52 +01:00
parent fb1ebf77f3
commit 41cd53cb0f
1 changed files with 24 additions and 3 deletions
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27
chch-power.py
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@ -2,7 +2,9 @@ import pifacedigitalio
import pifacecommon.mcp23s17 import pifacecommon.mcp23s17
import time import time
from subprocess import call from subprocess import call
import sys
# dirty workaround to disable reset of output pins
def init_board_no_power_off(self): def init_board_no_power_off(self):
ioconfig = ( ioconfig = (
pifacecommon.mcp23s17.BANK_OFF | pifacecommon.mcp23s17.BANK_OFF |
@ -27,7 +29,7 @@ def init_board_no_power_off(self):
setattr(pifacedigitalio.PiFaceDigital, 'init_board', init_board_no_power_off) setattr(pifacedigitalio.PiFaceDigital, 'init_board', init_board_no_power_off)
button_count = 8 button_count = 2
longpress_delay = 0.4 longpress_delay = 0.4
verylongpress_delay = 2 verylongpress_delay = 2
shortpress_count_max_delay = 0.5 shortpress_count_max_delay = 0.5
@ -37,10 +39,23 @@ pin_last_shortpress = [0]*button_count
pin_shortpress_count = [0]*button_count pin_shortpress_count = [0]*button_count
pifacedigital = pifacedigitalio.PiFaceDigital() pifacedigital = pifacedigitalio.PiFaceDigital()
def chch_status_output(pfd):
f = open("/root/chch-power/status", 'w')
status = "geschlossen"
for i in range(button_count):
if pfd.output_pins[i].value != 0:
status = "offen"
break
try:
f.truncate(0)
f.write(status)
except OSError:
sys.stderr("Can not write to status file\n")
def switch_pressed(event): def switch_pressed(event):
pin_last_rise_date[event.pin_num] = 0 pin_last_rise_date[event.pin_num] = 0
time.sleep(0.02) time.sleep(0.02)
if pifacedigitalio.digital_read(event.pin_num) != 0: if event.chip.input_pins[event.pin_num].value != 0:
pin_last_rise_date[event.pin_num] = time.time() pin_last_rise_date[event.pin_num] = time.time()
def switch_unpressed(event): def switch_unpressed(event):
@ -57,6 +72,7 @@ def switch_unpressed(event):
# toggle current room's power with a short and a long press # toggle current room's power with a short and a long press
# call a script with two short and a long press # call a script with two short and a long press
def switch_longpressed(event): def switch_longpressed(event):
chch_status_output()
shortpress_delay = pin_last_rise_date[event.pin_num] - pin_last_shortpress[event.pin_num] shortpress_delay = pin_last_rise_date[event.pin_num] - pin_last_shortpress[event.pin_num]
if shortpress_delay > inter_press_max_delay: if shortpress_delay > inter_press_max_delay:
pin_shortpress_count[event.pin_num] = 0 pin_shortpress_count[event.pin_num] = 0
@ -65,10 +81,12 @@ def switch_longpressed(event):
elif pin_shortpress_count[event.pin_num] == 2: elif pin_shortpress_count[event.pin_num] == 2:
if event.pin_num == 0: if event.pin_num == 0:
call(["/root/chch-power/light.sh"]) call(["/root/chch-power/light.sh"])
chch_status_output(event.chip)
# switch all power off with a very long press # switch all power off with a very long press
# switch all power on with a short and a very long press # switch all power on with a short and a very long press
def switch_verylongpressed(event): def switch_verylongpressed(event):
chch_status_output()
shortpress_delay = pin_last_rise_date[event.pin_num] - pin_last_shortpress[event.pin_num] shortpress_delay = pin_last_rise_date[event.pin_num] - pin_last_shortpress[event.pin_num]
if shortpress_delay > inter_press_max_delay: if shortpress_delay > inter_press_max_delay:
pin_shortpress_count[event.pin_num] = 0 pin_shortpress_count[event.pin_num] = 0
@ -77,6 +95,7 @@ def switch_verylongpressed(event):
elif pin_shortpress_count[event.pin_num] == 1: elif pin_shortpress_count[event.pin_num] == 1:
for i in range(button_count): for i in range(button_count):
event.chip.output_pins[i].turn_on() event.chip.output_pins[i].turn_on()
chch_status_output(event.chip)
def switch_shortpressed(event): def switch_shortpressed(event):
now = time.time() now = time.time()
@ -89,12 +108,14 @@ def switch_shortpressed(event):
else: else:
pin_shortpress_count[event.pin_num] += 1 pin_shortpress_count[event.pin_num] += 1
pin_last_shortpress[event.pin_num] = now pin_last_shortpress[event.pin_num] = now
chch_status_output(event.chip)
print(["count:", pin_shortpress_count[event.pin_num]]) print(["count:", pin_shortpress_count[event.pin_num]])
if __name__ == "__main__": if __name__ == "__main__":
pifacedigitalio.init()
listener = pifacedigitalio.InputEventListener(chip=pifacedigital) listener = pifacedigitalio.InputEventListener(chip=pifacedigital)
for i in range(button_count): for i in range(button_count):
listener.register(i, pifacedigitalio.IODIR_ON, switch_pressed) listener.register(i, pifacedigitalio.IODIR_ON, switch_pressed)
listener.register(i, pifacedigitalio.IODIR_OFF, switch_unpressed) listener.register(i, pifacedigitalio.IODIR_OFF, switch_unpressed)
listener.activate() listener.activate()
pfd = pifacedigitalio.PiFaceDigital()
chch_status_output(pfd)