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Add audio files to DB

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This commit is contained in:
Jon Tibble 2010-07-19 13:18:56 +01:00
parent dd8c6f378b
commit 9e2b876be3
1 changed files with 33 additions and 3 deletions
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36
openlp/plugins/songs/lib/db.py
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@ -32,6 +32,12 @@ from sqlalchemy.orm import mapper, relation
from openlp.core.lib.db import BaseModel, init_db
class AudioFile(BaseModel):
"""
AudioFile model
"""
pass
class Author(BaseModel):
"""
Author model
@ -75,6 +81,12 @@ def init_schema(url):
Column(u'display_name', types.Unicode(255), nullable=False)
)
# Definition of the "audio_files" table
audio_files_table = Table(u'audio_files', metadata,
Column(u'id', types.Integer, primary_key=True),
Column(u'file_name', types.Unicode(255), nullable=False)
)
# Definition of the "song_books" table
song_books_table = Table(u'song_books', metadata,
Column(u'id', types.Integer, primary_key=True),
@ -114,6 +126,14 @@ def init_schema(url):
ForeignKey(u'songs.id'), primary_key=True)
)
# Definition of the "songs_audio_files" table
songs_audio_files_table = Table(u'songs_audio_files', metadata,
Column(u'song_id', types.Integer,
ForeignKey(u'songs.id'), primary_key=True),
Column(u'audio_file_id', types.Integer,
ForeignKey(u'audio_files.id'), primary_key=True)
)
# Definition of the "songs_topics" table
songs_topics_table = Table(u'songs_topics', metadata,
Column(u'song_id', types.Integer,
@ -123,6 +143,7 @@ def init_schema(url):
)
# Define table indexes
Index(u'audio_files_id', audio_files_table.c.id)
Index(u'authors_id', authors_table.c.id)
Index(u'authors_display_name_id', authors_table.c.display_name,
authors_table.c.id)
@ -133,19 +154,28 @@ def init_schema(url):
authors_songs_table.c.song_id)
Index(u'authors_songs_song', authors_songs_table.c.song_id,
authors_songs_table.c.author_id)
Index(u'songs_audio_files_file', songs_audio_files_table.c.audio_file_id,
songs_audio_files_table.c.song_id)
Index(u'songs_audio_files_song', songs_audio_files_table.c.song_id,
songs_audio_files_table.c.audio_file_id)
Index(u'topics_song_topic', songs_topics_table.c.topic_id,
songs_topics_table.c.song_id)
Index(u'topics_song_song', songs_topics_table.c.song_id,
songs_topics_table.c.topic_id)
mapper(AudioFile, audio_files_table)
mapper(Author, authors_table)
mapper(Book, song_books_table)
mapper(Song, songs_table,
properties={'authors': relation(Author, backref='songs',
secondary=authors_songs_table),
properties={
'audio_files': relation(AudioFile, backref='songs',
secondary=songs_audio_files_table),
'authors': relation(Author, backref='songs',
secondary=authors_songs_table),
'book': relation(Book, backref='songs'),
'topics': relation(Topic, backref='songs',
secondary=songs_topics_table)})
secondary=songs_topics_table)
})
mapper(Topic, topics_table)
metadata.create_all(checkfirst=True)