148 lines
5.0 KiB
Python
148 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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""" EPG API """
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from __future__ import absolute_import, division, unicode_literals
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import json
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import logging
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from datetime import datetime, timedelta
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import dateutil
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import requests
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_LOGGER = logging.getLogger('epg-api')
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class EpgProgram:
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""" Defines a Program in the EPG. """
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def __init__(self, channel, program_title, episode_title, episode_title_original, nr, season, genre, start, won_id, won_program_id, program_description,
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description, duration, program_url, video_url, cover, airing):
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self.channel = channel
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self.program_title = program_title
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self.episode_title = episode_title
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self.episode_title_original = episode_title_original
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self.nr = nr
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self.season = season
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self.genre = genre
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self.start = start
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self.won_id = won_id
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self.won_program_id = won_program_id
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self.program_description = program_description
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self.description = description
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self.duration = duration
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self.program_url = program_url
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self.video_url = video_url
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self.cover = cover
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self.airing = airing
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def __repr__(self):
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return "%r" % self.__dict__
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class EpgApi:
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""" Vier/Vijf/Zes EPG API """
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EPG_ENDPOINTS = {
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'vier': 'https://www.vier.be/api/epg/{date}',
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'vijf': 'https://www.vijf.be/api/epg/{date}',
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'zes': 'https://www.zestv.be/api/epg/{date}',
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}
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def __init__(self):
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""" Initialise object """
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self._session = requests.session()
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def get_epg(self, channel, date):
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""" Returns the EPG for the specified channel and date.
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:type channel: str
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:type date: str
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:rtype list[EpgProgram]
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"""
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if channel not in self.EPG_ENDPOINTS:
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raise Exception('Unknown channel %s' % channel)
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if date is None:
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# Fetch today when no date is specified
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date = datetime.today().strftime('%Y-%m-%d')
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elif date == 'yesterday':
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date = (datetime.today() + timedelta(days=-1)).strftime('%Y-%m-%d')
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elif date == 'today':
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date = datetime.today().strftime('%Y-%m-%d')
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elif date == 'tomorrow':
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date = (datetime.today() + timedelta(days=1)).strftime('%Y-%m-%d')
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# Request the epg data
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response = self._get_url(self.EPG_ENDPOINTS.get(channel).format(date=date))
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data = json.loads(response)
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# Parse the results
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return [self._parse_program(channel, x) for x in data]
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@staticmethod
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def _parse_program(channel, data):
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""" Parse the EPG JSON data to a EpgProgram object.
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:type channel: str
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:type data: dict
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:rtype EpgProgram
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"""
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duration = int(data.get('duration')) if data.get('duration') else None
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# Check if this broadcast is currently airing
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timestamp = datetime.now()
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start = datetime.fromtimestamp(data.get('timestamp'))
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if duration:
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airing = bool(start <= timestamp < (start + timedelta(seconds=duration)))
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else:
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airing = False
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return EpgProgram(
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channel=channel,
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program_title=data.get('program_title'),
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episode_title=data.get('episode_title'),
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episode_title_original=data.get('original_title'),
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nr=int(data.get('episode_nr')) if data.get('episode_nr') else None,
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season=int(data.get('season')) if data.get('season') else None,
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genre=data.get('genre'),
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start=start,
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won_id=int(data.get('won_id')) if data.get('won_id') else None,
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won_program_id=int(data.get('won_program_id')) if data.get('won_program_id') else None,
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program_description=data.get('program_concept'),
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description=data.get('content_episode'),
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duration=duration,
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program_url=(data.get('program_node', {}).get('url') or '').lstrip('/'),
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video_url=(data.get('video_node', {}).get('url') or '').lstrip('/'),
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cover=data.get('video_node', {}).get('image'),
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airing=airing,
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)
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def get_broadcast(self, channel, timestamp):
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""" Load EPG information for the specified channel and date.
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:type channel: str
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:type timestamp: str
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:rtype: EpgProgram
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"""
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# Parse to a real datetime
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timestamp = dateutil.parser.parse(timestamp)
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# Load guide info for this date
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programs = self.get_epg(channel=channel, date=timestamp.strftime('%Y-%m-%d'))
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# Find a matching broadcast
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for broadcast in programs:
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if timestamp <= broadcast.start < (broadcast.start + timedelta(seconds=broadcast.duration)):
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return broadcast
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return None
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def _get_url(self, url):
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""" Makes a GET request for the specified URL.
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:type url: str
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:rtype str
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"""
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response = self._session.get(url)
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# TODO check error code
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return response.text
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