core/homeassistant/components/alexa/flash_briefings.py

96 lines
3.3 KiB
Python

"""
Support for Alexa skill service end point.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/alexa/
"""
import copy
from datetime import datetime
import logging
import uuid
from homeassistant.components import http
from homeassistant.core import callback
from homeassistant.helpers import template
from .const import (
ATTR_MAIN_TEXT, ATTR_REDIRECTION_URL, ATTR_STREAM_URL, ATTR_TITLE_TEXT,
ATTR_UID, ATTR_UPDATE_DATE, CONF_AUDIO, CONF_DISPLAY_URL, CONF_TEXT,
CONF_TITLE, CONF_UID, DATE_FORMAT)
_LOGGER = logging.getLogger(__name__)
FLASH_BRIEFINGS_API_ENDPOINT = '/api/alexa/flash_briefings/{briefing_id}'
@callback
def async_setup(hass, flash_briefing_config):
"""Activate Alexa component."""
hass.http.register_view(
AlexaFlashBriefingView(hass, flash_briefing_config))
class AlexaFlashBriefingView(http.HomeAssistantView):
"""Handle Alexa Flash Briefing skill requests."""
url = FLASH_BRIEFINGS_API_ENDPOINT
name = 'api:alexa:flash_briefings'
def __init__(self, hass, flash_briefings):
"""Initialize Alexa view."""
super().__init__()
self.flash_briefings = copy.deepcopy(flash_briefings)
template.attach(hass, self.flash_briefings)
@callback
def get(self, request, briefing_id):
"""Handle Alexa Flash Briefing request."""
_LOGGER.debug("Received Alexa flash briefing request for: %s",
briefing_id)
if self.flash_briefings.get(briefing_id) is None:
err = "No configured Alexa flash briefing was found for: %s"
_LOGGER.error(err, briefing_id)
return b'', 404
briefing = []
for item in self.flash_briefings.get(briefing_id, []):
output = {}
if item.get(CONF_TITLE) is not None:
if isinstance(item.get(CONF_TITLE), template.Template):
output[ATTR_TITLE_TEXT] = item[CONF_TITLE].async_render()
else:
output[ATTR_TITLE_TEXT] = item.get(CONF_TITLE)
if item.get(CONF_TEXT) is not None:
if isinstance(item.get(CONF_TEXT), template.Template):
output[ATTR_MAIN_TEXT] = item[CONF_TEXT].async_render()
else:
output[ATTR_MAIN_TEXT] = item.get(CONF_TEXT)
uid = item.get(CONF_UID)
if uid is None:
uid = str(uuid.uuid4())
output[ATTR_UID] = uid
if item.get(CONF_AUDIO) is not None:
if isinstance(item.get(CONF_AUDIO), template.Template):
output[ATTR_STREAM_URL] = item[CONF_AUDIO].async_render()
else:
output[ATTR_STREAM_URL] = item.get(CONF_AUDIO)
if item.get(CONF_DISPLAY_URL) is not None:
if isinstance(item.get(CONF_DISPLAY_URL),
template.Template):
output[ATTR_REDIRECTION_URL] = \
item[CONF_DISPLAY_URL].async_render()
else:
output[ATTR_REDIRECTION_URL] = item.get(CONF_DISPLAY_URL)
output[ATTR_UPDATE_DATE] = datetime.now().strftime(DATE_FORMAT)
briefing.append(output)
return self.json(briefing)