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Improve Internet Time calculation. (#2185)

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Paul Philippov 2016-05-31 10:19:00 -04:00 • committed by Paulus Schoutsen
parent 537a2a6ef6
commit e5efc2e430
1 changed files with 10 additions and 6 deletions
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16
homeassistant/components/sensor/time_date.py
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@ -6,6 +6,7 @@ https://home-assistant.io/components/sensor.time_date/
"""
import logging
from datetime import timedelta
import homeassistant.util.dt as dt_util
from homeassistant.helpers.entity import Entity
@ -15,7 +16,7 @@ OPTION_TYPES = {
'date': 'Date',
'date_time': 'Date & Time',
'time_date': 'Time & Date',
'beat': 'Time (beat)',
'beat': 'Internet Time',
'time_utc': 'Time (UTC)',
}
@ -76,10 +77,13 @@ class TimeDateSensor(Entity):
time_utc = time_date.strftime(TIME_STR_FORMAT)
date = dt_util.as_local(time_date).date().isoformat()
# Calculate the beat (Swatch Internet Time) time without date.
hours, minutes, seconds = time_date.strftime('%H:%M:%S').split(':')
beat = ((int(seconds) + (int(minutes) * 60) + ((int(hours) + 1) *
3600)) / 86.4)
# Calculate Swatch Internet Time.
time_bmt = time_date + timedelta(hours=1)
delta = timedelta(hours=time_bmt.hour,
minutes=time_bmt.minute,
seconds=time_bmt.second,
microseconds=time_bmt.microsecond)
beat = int((delta.seconds + delta.microseconds / 1000000.0) / 86.4)
if self.type == 'time':
self._state = time
@ -92,4 +96,4 @@ class TimeDateSensor(Entity):
elif self.type == 'time_utc':
self._state = time_utc
elif self.type == 'beat':
self._state = '{0:.2f}'.format(beat)
self._state = '@{0:03d}'.format(beat)