broadcasts.py 29.1 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#
#  engine
#
#  Playout Daemon for autoradio project
#
#
#  Copyright (C) 2017-2018 Gottfried Gaisbauer <gottfried.gaisbauer@servus.at>
#
#  This file is part of engine.
#
#  engine is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  any later version.
#
#  engine is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with engine. If not, see <http://www.gnu.org/licenses/>.
#
24

25
import sys
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
26
import time
27
28
import logging
import datetime
29

30
from sqlalchemy import orm, func, BigInteger, Boolean, Column, DateTime, Integer, String, ForeignKey, ForeignKeyConstraint
31
from sqlalchemy.orm import relationship
32
from sqlalchemy.sql.expression import false, true
33
from sqlalchemy.ext.hybrid import hybrid_property, hybrid_method
34
from sqlalchemy.orm import relationship
35

36
37
from sqlalchemy import create_engine

38
from libraries.enum.auraenumerations import ScheduleEntryType
39
from aura import DB
40

David Trattnig's avatar
David Trattnig committed
41
42
from modules.base.simpleutil import SimpleUtil

43

44
45

class AuraDatabaseModel():
46
47
48
49
50
    logger = None

    def __init__(self):
        self.logger = logging.getLogger("AuraEngine")

51
52
    def store(self, add=False, commit=False):
        if add:
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
53
            DB.session.add(self)
54
        if commit:
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
55
            DB.session.commit()
56
57

    def delete(self, commit=False):
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
58
        DB.session.delete(self)
59
60
61
62
#        current_db_sessions = DB.session.object_session(self)
#        current_db_sessions.delete(self)
#        return
#        DB.session.delete(self)
63
        if commit:
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
64
            DB.session.commit()
65

66
67
    def _asdict(self):
        return self.__dict__
68

69
70
    @staticmethod
    def recreate_db(systemexit = False):
71
72
        manualschedule = Schedule()
        manualschedule.schedule_id = 0
73
        manualschedule.show_name = "Manual Show"
74

75
#        self.logger.debug("Recreating Database...")
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
76
        DB.drop_all()
77
#        self.logger.debug("all dropped. creating...")
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
78
        DB.create_all()
79
#        self.logger.debug("inserting manual scheduling possibility and fallback trackservice schedule")
80
#        DB.session.add(manualschedule)
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
81
#        db.session.add(fallback_trackservice_schedule)
82
#        self.logger.debug("all created. commiting...")
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
83
        DB.session.commit()
84
#        self.logger.debug("Database recreated!")
85

86
87
        if systemexit:
            sys.exit(0)
88

89

90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
# ------------------------------------------------------------------------------------------ #
# class Schedule(DB.Model, AuraDatabaseModel):
#     """
#     One specific Schedule for a show on a timeslot
#     """
#     __tablename__ = 'schedule'
#
#     # primary and foreign keys
#     schedule_start = Column(DateTime, primary_key=True)
#
#     schedule_end = Column(DateTime)
#     schedule_id = Column(Integer) #, primary_key=True, autoincrement=False)
#     show_id = Column(Integer)  # well, in fact not needed..
#     show_name = Column(String(256))
#     show_hosts = Column(String(256))
#     funding_category = Column(String(256))
#     comment = Column(String(512))
#     languages = Column(String(256))
#     type = Column(String(256))
#     category = Column(String(256))
#     topic = Column(String(256))
#     musicfocus = Column(String(256))
#
#     is_repetition = Column(Boolean())
#
#     playlist_id = Column(Integer, ForeignKey("playlist.playlist_id"))
#     timeslot_fallback_id = Column(Integer)
#     show_fallback_id = Column(Integer)
#     station_fallback_id = Column(Integer)
#
#     playlist = relationship("Playlist", foreign_keys=[playlist_id], lazy="joined")
#  #    timeslot_fallback = relationship("Playlist", foreign_keys=[timeslot_fallback_id], lazy="joined")
#  #    show_fallback = relationship("Playlist", foreign_keys=[show_fallback_id], lazy="joined")
#  #    station_fallback = relationship("Playlist", foreign_keys=[station_fallback_id], lazy="joined")
#
#     @staticmethod
#     def select_all():
#          # fetching all entries
#         all_entries = DB.session.query(Schedule).filter().order_by(Schedule.schedule_start).all()
#         return all_entries
#
#     @staticmethod
#     def select_by_id(id):
#         entry = DB.session.query(Schedule).filter(Schedule.schedule_id == id).first()
#         return entry
#     @staticmethod
#     def select_act_programme():
#          #DB.session.query(Schedule).filter
#          # fetching all from today to ..
#         today = datetime.date.today()
#         all_entries = DB.session.query(Schedule).filter(Schedule.schedule_start >= today).order_by(Schedule.schedule_start).all()
#
#         return all_entries
#

#
#     @staticmethod
#     def drop_the_future(timedelta):
#         then = datetime.datetime.now() + timedelta
#
#         # is this really necessary?
#         future_entries = DB.session.query(Schedule).filter(Schedule.schedule_start > then)
#         for e in future_entries:
#             e.delete()
#         DB.session.commit()
#
#     def get_length(self):
#         sec1 = int(datetime.datetime.strptime(self.start[0:16].replace(" ", "T"), "%Y-%m-%dT%H:%M").strftime("%s"))
#         sec2 = int(datetime.datetime.strptime(self.end[0:16].replace(" ", "T"), "%Y-%m-%dT%H:%M").strftime("%s"))
#         len = sec2 - sec1
#         return len
#
#     # ------------------------------------------------------------------------------------------ #
#     def __str__(self):
#         return "ScheduleID: #" + str(self.schedule_id) + " Showname: " + self.show_name + " starts @ " + str(self.schedule_start)

166
# ------------------------------------------------------------------------------------------ #
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
167
class Schedule(DB.Model, AuraDatabaseModel):
168
    """
169
    One specific Schedule for a show on a timeslot
170
    """
171
    __tablename__ = 'schedule'
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
172
173

    # primary and foreign keys
174
    schedule_start = Column(DateTime, primary_key=True)
175

176
177
178
    schedule_end = Column(DateTime)
    schedule_id = Column(Integer) #, primary_key=True, autoincrement=False)
    show_id = Column(Integer)  # well, in fact not needed..
179
180
    show_name = Column(String(256))
    show_hosts = Column(String(256))
181
    funding_category = Column(String(256))
182
183
184
185
186
187
    comment = Column(String(512))
    languages = Column(String(256))
    type = Column(String(256))
    category = Column(String(256))
    topic = Column(String(256))
    musicfocus = Column(String(256))
188
189
190

    is_repetition = Column(Boolean())

191
    playlist_id = Column(Integer) #, ForeignKey("playlist.playlist_id"))
192
193
194
195
    timeslot_fallback_id = Column(Integer)
    show_fallback_id = Column(Integer)
    station_fallback_id = Column(Integer)

196
197
198
199
200
201
202
203
204
205
206
207
    playlist = relationship("Playlist",
                            primaryjoin="and_(Schedule.schedule_start==Playlist.schedule_start, Schedule.playlist_id==Playlist.playlist_id, Schedule.show_name==Playlist.show_name)",
                            back_populates="schedule")
    timeslot_fallback = relationship("Playlist",
                            primaryjoin="and_(Schedule.schedule_start==Playlist.schedule_start, Schedule.timeslot_fallback_id==Playlist.playlist_id, Schedule.show_name==Playlist.show_name)",
                            back_populates="schedule")
    show_fallback = relationship("Playlist",
                            primaryjoin="and_(Schedule.schedule_start==Playlist.schedule_start, Schedule.show_fallback_id==Playlist.playlist_id, Schedule.show_name==Playlist.show_name)",
                            back_populates="schedule")
    station_fallback = relationship("Playlist",
                            primaryjoin="and_(Schedule.schedule_start==Playlist.schedule_start, Schedule.station_fallback_id==Playlist.playlist_id, Schedule.show_name==Playlist.show_name)",
                            back_populates="schedule")
208
209
210
211
212

    @staticmethod
    def select_show_on_datetime(datetime):
        return DB.session.query(Schedule).filter(Schedule.schedule_start == datetime).first()

213
214
215
216
217
218
219
220
221
    @staticmethod
    def select_act_programme():
        #DB.session.query(Schedule).filter
        # fetching all from today to ..
        today = datetime.date.today()
        all_entries = DB.session.query(Schedule).filter(Schedule.schedule_start >= today).order_by(Schedule.schedule_start).all()

        return all_entries

222

David Trattnig's avatar
David Trattnig committed
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
    @hybrid_property
    def start_unix(self):
        """
        Start time of the schedule in UNIX time.
        """
        return time.mktime(self.schedule_start.timetuple())


    @hybrid_property
    def end_unix(self):
        """
        End time of the schedule in UNIX time.
        """
        return time.mktime(self.schedule_end.timetuple())


239
240
241
242
    def __str__(self):
        """
        String representation of the object.
        """
David Trattnig's avatar
David Trattnig committed
243
244
245
246
247
        time_start = SimpleUtil.fmt_time(self.start_unix)
        time_end = SimpleUtil.fmt_time(self.end_unix)
        return "ID#%s [Show: %s, ShowID: %s | %s - %s ]" % (str(self.schedule_id), self.show_name, str(self.show_id), time_start, time_end)


248

249
# ------------------------------------------------------------------------------------------ #
250
251
252
253
254
255
256
257
258
259
260
261
262
class Playlist(DB.Model, AuraDatabaseModel):
    __tablename__ = 'playlist'

    # pk,fk
    artificial_id = Column(Integer, primary_key=True)
    schedule_start = Column(DateTime, ForeignKey("schedule.schedule_start"))
    # relationships
    schedule = relationship("Schedule", uselist=False, back_populates="playlist")
    entries = relationship("PlaylistEntry", back_populates="playlist")
    # data
    playlist_id = Column(Integer, autoincrement=False)  # , ForeignKey("schedule.playlist_id"))
    show_name = Column(String(256))
    fallback_type = Column(Integer)
263
    entry_count = Column(Integer)    
264

265
266
    @staticmethod
    def select_all():
267
        # fetching all entries
268
        all_entries = DB.session.query(Playlist).filter(Playlist.fallback_type == 0).all()
269
270
271
272
273
274
275
276

        cnt = 0
        for entry in all_entries:
            entry.programme_index = cnt
            cnt = cnt + 1

        return all_entries

277
    @staticmethod
278
    def select_playlist_for_schedule(datetime, playlist_id):
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
        """
        Retrieves the playlist for the given schedule identified by `start_date` and `playlist_id`

        Args:
            start_date (datetime):  Date and time when the playlist is scheduled
            playlist_id (Integer):  The ID of the playlist

        Returns:
            (Playlist):             The playlist, if existing for schedule

        Raises:
            Exception:              In case there a inconsistent database state, such es multiple playlists for given date/time.
        """
        playlists = DB.session.query(Playlist).filter(Playlist.schedule_start == datetime and Playlist.playlist_id == playlist_id).all()
        if playlists and len(playlists) > 1:
            raise Exception("Inconsistent Database State: Multiple playlists for given schedule '%s' and playlist id#%d available!" % (str(datetime), playlist_id))
        if not playlists:
            return None
        return playlists[0]

299

300
301
    @staticmethod
    def select_playlist(playlist_id):
302
303
304
305
306
307
308
309
310
        """
        Retrieves all paylists for that given playlist ID.

        Args:
            playlist_id (Integer):  The ID of the playlist
        
        Returns:
            (Array<Playlist>):      An array holding the playlists
        """
311
312
        return DB.session.query(Playlist).filter(Playlist.playlist_id == playlist_id).order_by(Playlist.schedule_start).all()
    
313

314
315
    @hybrid_property
    def start_unix(self):
316
317
318
        """
        Start time of the playlist in UNIX time.
        """
319
320
        return time.mktime(self.schedule_start.timetuple())

321

322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
    @hybrid_property
    def end_unix(self):
        """
        End time of the playlist in UNIX time.
        """
        return time.mktime(self.schedule_start.timetuple()) + self.duration


    @hybrid_property
    def duration(self):
        """
        Returns the total length of the playlist in seconds.

        Returns:
            (Integer):  Length in seconds
        """
        total = 0

        for entry in self.entries:
            total += entry.duration
        return total


    def __str__(self):
        """
        String representation of the object.
        """
David Trattnig's avatar
David Trattnig committed
349
350
351
352
        time_start = SimpleUtil.fmt_time(self.start_unix)
        time_end = SimpleUtil.fmt_time(self.end_unix)
        return "ID#%s [items: %s | %s - %s]" % (str(self.playlist_id), str(self.entry_count), str(time_start), str(time_end))

353
354
355



356
357
358
# ------------------------------------------------------------------------------------------ #
class PlaylistEntry(DB.Model, AuraDatabaseModel):
    __tablename__ = 'playlist_entry'
359

360
361
    # primary keys
    artificial_id = Column(Integer, primary_key=True)
362

363
364
365
    # foreign keys
    artificial_playlist_id = Column(Integer, ForeignKey("playlist.artificial_id"))
    entry_num = Column(Integer) # , primary_key=True)
366

367
368
369
    uri = Column(String(1024))
    duration = Column(BigInteger)
    filename = Column(String(1024))
370
    entry_start = Column(DateTime)
371

372
373
374
    # relationships
    playlist = relationship("Playlist", uselist=False, back_populates="entries")
    meta_data = relationship("PlaylistEntryMetaData", back_populates="entry")
375

Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
376
    @staticmethod
377
378
    def select_playlistentry_for_playlist(artificial_playlist_id, entry_num):
        return DB.session.query(PlaylistEntry).filter(PlaylistEntry.artificial_playlist_id == artificial_playlist_id, PlaylistEntry.entry_num == entry_num).first()
379

380
381
382
383
384
385
386
    @hybrid_property
    def start_unix(self):
        return time.mktime(self.entry_start.timetuple())

    @hybrid_property
    def end_unix(self):
        return time.mktime(self.entry_start.timetuple()) + self.duration
387

388
    @hybrid_property
389
390
    def volume(self):
        return 100
391

392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
    @hybrid_property
    def type(self):
        if self.uri.startswith("http"):
            return ScheduleEntryType.STREAM
        if self.uri.startswith("pool") or self.uri.startswith("playlist") or self.uri.startswith("file"):
            return ScheduleEntryType.FILESYSTEM
        if self.uri.startswith("live") or self.uri.startswith("linein"):
            if self.cleansource == "0":
                return ScheduleEntryType.LIVE_0
            elif self.cleansource == "1":
                return ScheduleEntryType.LIVE_1
            elif self.cleansource == "2":
                return ScheduleEntryType.LIVE_2
            elif self.cleansource == "3":
                return ScheduleEntryType.LIVE_3
            elif self.cleansource == "4":
                return ScheduleEntryType.LIVE_4

David Trattnig's avatar
David Trattnig committed
410
411
412
413
414
415
416
417
418
419
420
421
422
    def get_next_entries(self):
        """
        Retrieves all following entries as part of the current entries playlist.

        Returns:
            (List):     List of PlaylistEntry
        """
        next_entries = []
        for entry in self.playlist.entries:
            if entry.entry_start > self.entry_start:
                next_entries.append(entry)
        return next_entries

Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
423

424
425
426
427
    def __str__(self):
        """
        String representation of the object.
        """
David Trattnig's avatar
David Trattnig committed
428
429
        time_start = SimpleUtil.fmt_time(self.start_unix)
        time_end = SimpleUtil.fmt_time(self.end_unix)
430
431
432
        track = self.filename[-15:]
        return "PlaylistEntry ID#%s [%s - %s | %ssec | Track: ...%s]" % (str(self.artificial_id), time_start, time_end, self.duration, track)

David Trattnig's avatar
David Trattnig committed
433

434

435
# ------------------------------------------------------------------------------------------ #
436
437
class PlaylistEntryMetaData(DB.Model, AuraDatabaseModel):
    __tablename__ = "playlist_entry_metadata"
438

439
440
    artificial_id = Column(Integer, primary_key=True)
    artificial_entry_id = Column(Integer, ForeignKey("playlist_entry.artificial_id"))
441

442
443
444
    artist = Column(String(256))
    title = Column(String(256))
    album = Column(String(256))
445

446
    entry = relationship("PlaylistEntry", uselist=False, back_populates="meta_data")
447

448
449
450
    @staticmethod
    def select_metadata_for_entry(artificial_playlistentry_id):
        return DB.session.query(PlaylistEntry).filter(PlaylistEntryMetaData.artificial_entry_id == artificial_playlistentry_id).first()
451

452

453
# ------------------------------------------------------------------------------------------ #
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
#class PlaylistEntry(DB.Model, AuraDatabaseModel):
    # __tablename__ = 'playlist_entry'
    #
    # # primary and foreign keys
    # playlist_id = Column(Integer, ForeignKey("playlist.playlist_id"), primary_key=True, nullable=False, autoincrement=True)
    # entry_num = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
    #
    # uri = Column(String(1024))
    #
    # filename = ""
    # cleansource = ""
    # cleanprotocol = ""
    # type = None
    # fadeintimer = None
    # fadeouttimer = None
    # switchtimer = None
    #
    # meta_data = relationship("PlaylistEntryMetaData", primaryjoin="and_(PlaylistEntry.playlist_id==PlaylistEntryMetaData.playlist_id, PlaylistEntry.entry_num==PlaylistEntryMetaData.entry_num)", lazy="joined")
    #
    # # normal constructor
    # def __init__(self, **kwargs):
    #     super(PlaylistEntry, self).__init__(**kwargs)
    #     self.calc_unix_times()
    #     self.define_clean_source()
    #
    # # constructor like - called from sqlalchemy
    # @orm.reconstructor
    # def reconstructor(self):
    #     self.calc_unix_times()
    #     self.define_clean_source()
    #     self.set_entry_type()
    #
    # def define_clean_source(self):
    #     if self.uri is None:
    #         return None
    #
    #     if self.uri.startswith("http"):
    #         self.cleanprotocol = self.uri[:7]
    #         self.cleansource = self.uri
    #
    #     elif self.uri.startswith("linein"):
    #         self.cleanprotocol = self.uri[:9]
    #         self.cleansource = self.uri[9:]
    #
    #     elif self.uri.startswith("pool") or self.uri.startswith("file") or self.uri.startswith("live"):
    #         self.cleanprotocol = self.uri[:7]
    #         self.cleansource = self.uri[7:]
    #
    #     elif self.uri.startswith("playlist"):
    #         self.cleanprotocol = self.uri[:11]
    #         self.cleansource = self.uri[11:]
    #
    #     else:
    #         self.logger.error("Unknown source protocol")
    #
    # def set_entry_type(self):
    #     if self.uri.startswith("http"):
    #         self.type = ScheduleEntryType.STREAM
    #     if self.uri.startswith("pool") or self.uri.startswith("playlist") or self.uri.startswith("file"):
    #         self.type = ScheduleEntryType.FILESYSTEM
    #     if self.uri.startswith("live") or self.uri.startswith("linein"):
    #         if self.cleansource == "0":
    #             self.type = ScheduleEntryType.LIVE_0
    #         elif self.cleansource == "1":
    #             self.type = ScheduleEntryType.LIVE_1
    #         elif self.cleansource == "2":
    #             self.type = ScheduleEntryType.LIVE_2
    #         elif self.cleansource == "3":
    #             self.type = ScheduleEntryType.LIVE_3
    #         elif self.cleansource == "4":
    #             self.type = ScheduleEntryType.LIVE_4




    # def calc_unix_times(self):
    #     if self.entry_start is not None:
    #         self.entry_start_unix = time.mktime(self.entry_start.timetuple())
    #
    #
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_all():
    #     # fetching all entries
    #     all_entries = DB.session.query(Playlist).filter(Playlist.fallback_type == 0).order_by(Playlist.entry_start).all()
    #
    #     cnt = 0
    #     for entry in all_entries:
    #         entry.programme_index = cnt
    #         cnt = cnt + 1
    #
    #     return all_entries
    #
    # @staticmethod
    # def select_act_programme(include_act_playing = True):
    #     # fetching all from today to ..
    #     today = datetime.date.today()
    #     all_entries = DB.session.query(Playlist).filter(Playlist.entry_start >= today, Playlist.fallback_type == 0).order_by(Playlist.entry_start).all()
    #
    #     cnt = 0
    #     for entry in all_entries:
    #         entry.programme_index = cnt
    #         cnt = cnt + 1
    #
    #     return all_entries
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def truncate():
    #     all_entries = DB.session.query(Playlist).filter().order_by(Playlist.entry_start).all()
    #
    #     for a in all_entries:
    #         a.delete()
    #     DB.session.commit()
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_next_manual_entry_num():
    #
    #     max_manual_entry_num = DB.session.query(func.max(Playlist.entry_num)).filter(Playlist.schedule_id == 0).first()
    #
    #     if max_manual_entry_num[0] is None:
    #         return 0
    #     else:
    #         return int(max_manual_entry_num[0])+1
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_upcoming(datefrom=datetime.datetime.now()):
    #     upcomingtracks = DB.session.query(Playlist).filter(Playlist.entry_start > datefrom).order_by(Playlist.entry_start).all()
    #     return upcomingtracks
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_one(playlist_id, entry_num):
    #     return DB.session.query(Playlist).filter(Playlist.playlist_id == playlist_id, Playlist.entry_num == entry_num).first()
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_one_playlist_entry_for_show(schedule_id, playlist_type, entry_num):
    #     return DB.session.query(Playlist).filter(Playlist.schedule_id == schedule_id, Playlist.fallback_type == playlist_type, Playlist.entry_num == entry_num).first()
    #
    # # ------------------------------------------------------------------------------------------ #
    # @staticmethod
    # def select_playlist(playlist_id):
    #     return DB.session.query(Playlist).filter(Playlist.playlist_id == playlist_id).order_by(Playlist.entry_start).all()
    #
    # @staticmethod
    # def drop_the_future(timedelta):
    #     then = datetime.datetime.now() + timedelta
    #     #DB.session.delete(ScheduleEntry).filter(ScheduleEntry.entry_start >= then)
    #
    #     # is this really necessary?
    #     future_entries = DB.session.query(Playlist).filter(Playlist.entry_start > then)
    #     for e in future_entries:
    #         e.delete()
    #     DB.session.commit()
    #
    # def getChannel(self):
    #     if self.type == self.type.FILESYSTEM:
    #         return "fs"
    #
    #     if self.type == self.type.LIVE_0 or self.type == self.type.LIVE_1 or self.type == self.type.LIVE_2 or self.type == self.type.LIVE_3 or self.type == self.type.LIVE_4:
    #         return "aura_linein_"+self.cleansource # .cleanprotocol[8]
    #
    #     if self.type == self.type.STREAM:
    #         return "http"
    #
    #
    # # ------------------------------------------------------------------------------------------ #
    # def __str__(self):
    #     return "Showentry starts @ " + str(self.entry_start) + " and plays " + self.source


# class ScheduleEntryFile(DB.Model, AuraDatabaseModel):
#     __tablename__ = 'schedule_entry_file'
#
#     # primary and foreign keys
#     file_id = Column(Integer, primary_key=True, nullable=False, autoincrement=False)
#     playlist_id = Column(Integer) #, ForeignKey("schedule_entry.playlist_id")) # primary_key=True, nullable=False, autoincrement=False)
#     entry_num = Column(Integer) # , ForeignKey("schedule_entry.entry_num")) # primary_key=True, nullable=False, autoincrement=False)
#
#     ForeignKeyConstraint(["playlist_id", "entry_num"], ["schedule_entry.playlist_id", "schedule_entry.entry_num"])
#
#     show = Column(String(512))
#     size = Column(Integer)
#     duration = Column(Integer)
#
# class ScheduleEntryFileMetaData(DB.Model, AuraDatabaseModel):
#     __tablename__ = "schedule_entry_file_metadata"
#
#     metadata_id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
#     file_id = Column(Integer, ForeignKey("schedule_entry_file.file_id"))
#
#     artist = Column(String(256))
#     title = Column(String(256))
#     album = Column(String(256))
#
# # ------------------------------------------------------------------------------------------ #
# class TrackService(DB.Model, AuraDatabaseModel):
#     __tablename__ = 'trackservice'
#
#     trackservice_id = Column(Integer, primary_key=True, autoincrement=True)
#     schedule_entry_id = Column(Integer, ForeignKey("schedule_entry.id"))
#     playlist_id = Column(Integer, nullable=False)
#     entry_num = Column(Integer, nullable=False)
#
#     source = Column(String(255), nullable=False)
#     start = Column(DateTime, nullable=False, default=func.now())
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
664

665
666
667
668
#    __table_args__ = (
#        ForeignKeyConstraint(['playlist_id', 'entry_num'], ['schedule_entry.playlist_id', 'schedule_entry.entry_num']),
#    )
#    schedule_entry = relationship("ScheduleEntry", primaryjoin="and_(TrackService.playlist_id==ScheduleEntry.playlist_id, TrackService.entry_num==ScheduleEntry.entry_num)", lazy="joined")
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
669

670
    #schedule = relationship("Schedule", foreign_keys=[schedule_id], lazy="joined")
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
671
    # trackservice_entry = relationship("ScheduleEntry", foreign_keys=[playlist_id, entry_num], lazy="joined")
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
    # schedule_entry = relationship("ScheduleEntry", primaryjoin="and_(TrackService.schedule_entry_id==ScheduleEntry.id)", lazy="joined")
    #
    # @staticmethod
    # # ------------------------------------------------------------------------------------------ #
    # def select_one(trackservice_id):
    #     return DB.session.query(TrackService).filter(TrackService.trackservice_id == trackservice_id).first()
    #
    # @staticmethod
    # # ------------------------------------------------------------------------------------------ #
    # def select_by_day(day):
    #     day_plus_one = day + datetime.timedelta(days=1)
    #     tracks = DB.session.query(TrackService).filter(TrackService.start >= str(day), TrackService.start < str(day_plus_one)).all()
    #     return tracks
    #
    # @staticmethod
    # # ------------------------------------------------------------------------------------------ #
    # def select_by_range(from_day, to_day):
    #     tracks = DB.session.query(TrackService).filter(TrackService.start >= str(from_day),
    #                                                    TrackService.start < str(to_day)).all()
    #     return tracks
    #
    # # ------------------------------------------------------------------------------------------ #
    # def __str__(self):
    #     return "TrackServiceID: #" + str(self.trackservice_id) + " playlist_id: " + str(self.playlist_id) + " started @ " + str(self.start) + " and played " + self.source
Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
696

Gottfried Gaisbauer's avatar
Gottfried Gaisbauer committed
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
# ------------------------------------------------------------------------------------------ #
# class TrackServiceSchedule(db.Model, AuraDatabaseModel):
#     """
#     Trackservice is tracking every schedule.
#     """
#     __tablename__ = 'trackservice_schedule'
#
#     # primary and foreign keys
#     ts_schedule_id = Column(Integer, primary_key=True, autoincrement=True)
#     schedule_id = Column(Integer, ForeignKey("schedule.schedule_id"))
#
#     schedule = relationship("Schedule", foreign_keys=[schedule_id], lazy="joined")
#
#     # ------------------------------------------------------------------------------------------ #
#     @staticmethod
#     def select_one(schedule_id):
#         # damn BAND-AID
#         # db.session.commit()
#
#         return db.session.query(ScheduleEntry).filter(TrackServiceSchedule.schedule_id == schedule_id).first()
#
# # ------------------------------------------------------------------------------------------ #
# class TrackServiceScheduleEntry(db.Model, AuraDatabaseModel):
#     """
#     And a schedule can have multiple entries
#     """
#     __tablename__ = 'trackservice_entry'
#
#     # primary and foreign keys. the foreign keys here can be null, because of fallback stuff
#     ts_entry_id = Column(Integer, primary_key=True, autoincrement=True)
#     ts_schedule_id = Column(Integer, ForeignKey("trackservice_schedule.ts_schedule_id"), nullable=True)
#     playlist_id = Column(Integer, nullable=True)
#     entry_num = Column(Integer, nullable=True)
#
#     fallback = Column(Boolean, default=False)
#     fallback_start = Column(DateTime, nullable=True, default=None)
#     source = Column(String(256), nullable=True, default=None)
#
#     # foreign key definitions
#     __table_args__ = (
#         ForeignKeyConstraint(['playlist_id', 'entry_num'], ['schedule_entry.playlist_id', 'schedule_entry.entry_num']),
#     )
#
#     trackservice_schedule = relationship("TrackServiceSchedule", foreign_keys=[ts_schedule_id], lazy="joined")
#     #trackservice_entry = relationship("ScheduleEntry", foreign_keys=[playlist_id, entry_num], lazy="joined")
#     trackservice_entry = relationship("ScheduleEntry", primaryjoin="and_(TrackServiceScheduleEntry.playlist_id==ScheduleEntry.playlist_id, TrackServiceScheduleEntry.entry_num==ScheduleEntry.entry_num)" , lazy="joined")
#
#     @staticmethod
#     def select_all():
#         return db.session.query(TrackServiceScheduleEntry).filter().all()

748
# AuraDatabaseModel.recreate_db(systemexit=True)