246 lines
7.9 KiB
Python
246 lines
7.9 KiB
Python
# Copyright (c) 2017, Thierry Carrez
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import calendar
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from collections import OrderedDict
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import copy
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import datetime
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import json
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import os
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import random
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import requests
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class PTGDataBase():
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BASE = {'tracks': [],
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'slots': OrderedDict(),
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'now': OrderedDict(),
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'next': OrderedDict(),
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'colors': OrderedDict(),
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'location': OrderedDict(),
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'schedule': OrderedDict(),
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'voice': 0,
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'motd': {'message': '', 'level': 'info'},
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'links': OrderedDict(),
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# Keys for last_check_in are lower-cased nicks;
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# values are in the same format as BASE_CHECK_IN
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'last_check_in': OrderedDict()}
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BASE_CHECK_IN = {
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'nick': None, # original case for use in output
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'location': None, 'in': None, 'out': None
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}
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def __init__(self, config):
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self.filename = config['db_filename']
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if os.path.isfile(self.filename):
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with open(self.filename, 'r') as fp:
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self.data = json.load(fp, object_pairs_hook=OrderedDict)
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else:
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self.data = copy.deepcopy(self.BASE)
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self.save()
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def import_json(self, url):
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# Update the DB with the JSON data found at URL
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self.data.update(requests.get(url).json(object_pairs_hook=OrderedDict))
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# Add tracks mentioned in configuration that are not in track list
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for room, bookings in self.data['schedule'].items():
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for time, track in bookings.items():
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if track not in self.data['tracks']:
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self.add_tracks([track])
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self.colorize()
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self.save()
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def add_now(self, track, session):
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self.data['now'][track] = session
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# Update location if none manually provided yet
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room = self.get_track_room(track)
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if room and track not in self.data['location']:
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self.add_location(track, room)
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if track in self.data['next']:
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del self.data['next'][track]
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self.save()
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def add_color(self, track, color):
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self.data['colors'][track] = color
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self.save()
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def colorize(self):
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for track in self.data['tracks']:
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if track not in self.data['colors']:
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self.add_color(track, random.choice([
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'#596468',
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'#9ea8ad',
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'#b57506',
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'#f8ac29',
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'#5b731a',
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'#9dc62d',
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'#156489',
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'#27a3dd',
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'#2a6d3c',
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'#3fa45b',
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'#930a0a',
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'#dc0d0e',
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]))
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def get_track_room(self, track):
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# This simplified version returns the first room the track is
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# scheduled in for the day. If the event does not run on this
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# day, pick the first day.
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today = calendar.day_name[datetime.date.today().weekday()]
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if today not in self.data['slots']:
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today = next(iter(self.data['slots']))
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for room, bookings in self.data['schedule'].items():
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for btime, btrack in bookings.items():
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for slot in self.data['slots'].get(today, []):
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if btrack == track and btime == slot['name']:
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return room
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return None
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def add_location(self, track, location):
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self.data['location'][track] = location
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self.save()
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def add_next(self, track, session):
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if track not in self.data['next']:
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self.data['next'][track] = []
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self.data['next'][track].append(session)
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self.save()
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def is_track_valid(self, track):
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return track in self.data['tracks']
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def list_tracks(self):
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return sorted(self.data['tracks'])
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def add_tracks(self, tracks):
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for track in tracks:
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if track not in self.data['tracks']:
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self.data['tracks'].append(track)
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self.colorize()
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self.save()
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def del_tracks(self, tracks):
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for track in tracks:
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if track in self.data['tracks']:
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self.data['tracks'].remove(track)
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self.save()
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def clean_tracks(self, tracks):
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for track in tracks:
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if track in self.data['now']:
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del self.data['now'][track]
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if track in self.data['next']:
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del self.data['next'][track]
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self.save()
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def is_slot_valid_and_empty(self, room, timeslot):
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try:
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return not self.data['schedule'][room][timeslot]
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except KeyError:
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return False
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def is_slot_booked_for_track(self, track, room, timeslot):
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try:
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return self.data['schedule'][room][timeslot] == track
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except KeyError:
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return False
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def book(self, track, room, timeslot):
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self.data['schedule'][room][timeslot] = track
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self.save()
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def unbook(self, room, timeslot):
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if room in self.data['schedule'].keys():
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if timeslot in self.data['schedule'][room].keys():
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self.data['schedule'][room][timeslot] = ""
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self.save()
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def is_voice_required(self):
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return self.data['voice'] == 1
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def require_voice(self):
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self.data['voice'] = 1
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self.save()
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def allow_everyone(self):
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self.data['voice'] = 0
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self.save()
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def new_day_cleanup(self):
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self.data['now'] = {}
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self.data['next'] = {}
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self.data['location'] = {}
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self.clean_motd()
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def empty(self):
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self.data = copy.deepcopy(self.BASE)
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self.save()
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def motd(self, level, message):
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if level in ['info', 'success', 'warning', 'danger']:
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self.data['motd'] = {'level': level, 'message': message}
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self.save()
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def clean_motd(self):
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self.data['motd'] = {'level': '', 'message': ''}
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self.save()
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def _blank_check_in(self):
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# No need for a copy here
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return OrderedDict(self.BASE_CHECK_IN)
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def get_last_check_in(self, nick):
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if 'last_check_in' not in self.data:
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return self._blank_check_in()
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return self.data['last_check_in'].get(
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nick.lower(), self._blank_check_in())
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def check_in(self, nick, location):
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if 'last_check_in' not in self.data:
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self.data['last_check_in'] = OrderedDict()
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self.data['last_check_in'][nick.lower()] = {
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'nick': nick,
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'location': location,
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'in': self.serialise_timestamp(datetime.datetime.now()),
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'out': None # no check-out yet
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}
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self.save()
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# Returns location if successfully checked out, otherwise None
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def check_out(self, nick):
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if 'last_check_in' not in self.data:
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self.data['last_check_in'] = OrderedDict()
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if nick.lower() not in self.data['last_check_in']:
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return None
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self.data['last_check_in'][nick.lower()]['out'] = \
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self.serialise_timestamp(datetime.datetime.now())
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self.save()
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return self.data['last_check_in'][nick]['location']
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def save(self):
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timestamp = datetime.datetime.now()
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self.data['timestamp'] = self.serialise_timestamp(timestamp)
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self.data['tracks'] = sorted(self.data['tracks'])
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with open(self.filename, 'w') as fp:
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json.dump(self.data, fp)
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def serialise_timestamp(self, timestamp):
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return '{:%Y-%m-%d %H:%M:%S}'.format(timestamp)
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