278 lines
9.3 KiB
Python
278 lines
9.3 KiB
Python
import random
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import time
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from enum import Enum
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from threading import Thread
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from redis import Redis
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from redis.exceptions import TimeoutError as QueueTimeoutError
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from phue import Bridge
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from platypush.message.response import Response
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from .. import LightPlugin
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class LightHuePlugin(LightPlugin):
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""" Philips Hue lights plugin """
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MAX_BRI = 255
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MAX_SAT = 255
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MAX_HUE = 65535
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ANIMATION_CTRL_QUEUE_NAME = 'platypush/light/hue/AnimationCtrl'
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class Animation(Enum):
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COLOR_TRANSITION = 'color_transition'
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BLINK = 'blink'
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def __eq__(self, other):
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if isinstance(other, str):
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return self.value == other
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elif isinstance(other, self.__class__):
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return self == other
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def __init__(self, bridge, lights=None, groups=None):
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"""
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Constructor
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Params:
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bridge -- Bridge address or hostname
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lights -- Lights to be controlled (default: all)
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groups -- Groups to be controlled (default: all)
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"""
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super().__init__()
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self.bridge_address = bridge
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self.bridge = None
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self.logger.info('Initializing Hue lights plugin - bridge: "{}"'.
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format(self.bridge_address))
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self.connect()
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self.lights = []; self.groups = []
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if lights:
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self.lights = lights
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elif groups:
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self.groups = groups
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self._expand_groups()
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else:
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self.lights = [l.name for l in self.bridge.lights]
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self.redis = None
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self.animation_thread = None
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self.logger.info('Configured lights: "{}"'. format(self.lights))
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def _expand_groups(self):
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groups = [g for g in self.bridge.groups if g.name in self.groups]
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for g in groups:
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self.lights.extend([l.name for l in g.lights])
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def connect(self):
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# Lazy init
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if not self.bridge:
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self.bridge = Bridge(self.bridge_address)
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self.logger.info('Bridge connected')
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self.get_scenes()
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# uncomment these lines if you're running huectrl for
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# the first time and you need to pair it to the switch
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# self.bridge.connect()
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# self.bridge.get_api()
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else:
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self.logger.info('Bridge already connected')
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def get_scenes(self):
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return Response(output=self.bridge.get_scene())
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def get_lights(self):
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return Response(output=self.bridge.get_light())
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def get_groups(self):
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return Response(output=self.bridge.get_group())
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def _exec(self, attr, *args, **kwargs):
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try:
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self.connect()
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self.stop_animation()
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except Exception as e:
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# Reset bridge connection
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self.bridge = None
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raise e
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lights = []; groups = []
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if 'lights' in kwargs and kwargs['lights']:
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lights = kwargs.pop('lights').split(',').strip() \
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if isinstance(lights, str) else kwargs.pop('lights')
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elif 'groups' in kwargs and kwargs['groups']:
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groups = kwargs.pop('groups').split(',').strip() \
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if isinstance(groups, str) else kwargs.pop('groups')
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else:
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lights = self.lights
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groups = self.groups
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try:
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if attr == 'scene':
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self.bridge.run_scene(groups[0], kwargs.pop('name'))
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elif groups:
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self.bridge.set_group(groups, attr, *args)
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elif lights:
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self.bridge.set_light(lights, attr, *args)
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except Exception as e:
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# Reset bridge connection
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self.bridge = None
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raise e
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return Response(output='ok')
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def set_light(self, light, **kwargs):
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self.connect()
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self.bridge.set_light(light, **kwargs)
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return Response(output='ok')
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def set_group(self, group, **kwargs):
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self.connect()
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self.bridge.set_group(group, **kwargs)
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return Response(output='ok')
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def on(self, lights=[], groups=[]):
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return self._exec('on', True, lights=lights, groups=groups)
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def off(self, lights=[], groups=[]):
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return self._exec('on', False, lights=lights, groups=groups)
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def bri(self, value, lights=[], groups=[]):
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return self._exec('bri', int(value) % (self.MAX_BRI+1),
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lights=lights, groups=groups)
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def sat(self, value, lights=[], groups=[]):
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return self._exec('sat', int(value) % (self.MAX_SAT+1),
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lights=lights, groups=groups)
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def hue(self, value, lights=[], groups=[]):
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return self._exec('hue', int(value) % (self.MAX_HUE+1),
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lights=lights, groups=groups)
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def scene(self, name, lights=[], groups=[]):
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return self._exec('scene', name=name, lights=lights, groups=groups)
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def is_animation_running(self):
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return self.animation_thread is not None
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def stop_animation(self):
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if self.animation_thread and self.animation_thread.is_alive():
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self.redis.rpush(self.ANIMATION_CTRL_QUEUE_NAME, 'STOP')
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def animate(self, animation, duration=None,
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hue_range=[0, MAX_HUE], sat_range=[0, MAX_SAT],
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bri_range=[MAX_BRI-1, MAX_BRI], lights=None, groups=None,
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hue_step=1000, sat_step=2, bri_step=1, transition_seconds=1.0):
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def _initialize_light_attrs(lights):
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if animation == self.Animation.COLOR_TRANSITION:
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return { l: {
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'hue': random.randint(hue_range[0], hue_range[1]),
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'sat': random.randint(sat_range[0], sat_range[1]),
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'bri': random.randint(bri_range[0], bri_range[1]),
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} for l in lights }
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elif animation == self.Animation.BLINK:
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return { l: {
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'on': True,
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'bri': self.MAX_BRI,
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'transitiontime': 0,
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} for l in lights }
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def _next_light_attrs(lights):
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if animation == self.Animation.COLOR_TRANSITION:
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for (light, attrs) in lights.items():
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for (attr, value) in attrs.items():
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if attr == 'hue':
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attr_range = hue_range
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attr_step = hue_step
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elif attr == 'bri':
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attr_range = bri_range
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attr_step = bri_step
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elif attr == 'sat':
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attr_range = sat_range
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attr_step = sat_step
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lights[light][attr] = ((value - attr_range[0] + attr_step) %
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(attr_range[1]-attr_range[0]+1)) + \
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attr_range[0]
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elif animation == self.Animation.BLINK:
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lights = { light: {
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'on': False if attrs['on'] else True,
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'bri': self.MAX_BRI,
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'transitiontime': 0,
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} for (light, attrs) in lights.items() }
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return lights
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def _should_stop():
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try:
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self.redis.blpop(self.ANIMATION_CTRL_QUEUE_NAME)
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return True
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except QueueTimeoutError:
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return False
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def _animate_thread(lights):
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self.logger.info('Starting {} animation'.format(
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animation, (lights or groups)))
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lights = _initialize_light_attrs(lights)
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animation_start_time = time.time()
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stop_animation = False
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while True:
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if stop_animation or \
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(duration and time.time() - animation_start_time > duration):
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break
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if animation == self.Animation.COLOR_TRANSITION:
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for (light, attrs) in lights.items():
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self.logger.info('Setting {} to {}'.format(light, attrs))
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self.bridge.set_light(light, attrs)
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stop_animation = _should_stop()
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if stop_animation: break
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elif animation == self.Animation.BLINK:
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conf = lights[list(lights.keys())[0]]
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self.logger.info('Setting lights to {}'.format(conf))
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if groups:
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self.bridge.set_group([g.name for f in groups], conf)
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else:
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self.bridge.set_light(lights.keys(), conf)
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stop_animation = _should_stop()
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if stop_animation: break
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lights = _next_light_attrs(lights)
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self.logger.info('Stopping animation')
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self.animation_thread = None
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self.redis = None
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self.redis = Redis(socket_timeout=transition_seconds)
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if groups:
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groups = [g for g in self.bridge.groups if g.name in groups]
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lights = lights or []
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for g in groups:
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lights.extend([l.name for l in g.lights])
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elif not lights:
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lights = self.lights
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self.stop_animation()
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self.animation_thread = Thread(target=_animate_thread, args=(lights,))
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self.animation_thread.start()
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return Response(output='ok')
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# vim:sw=4:ts=4:et:
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