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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import datetime
from sqlalchemy import (MetaData, Table, Column, Boolean, SmallInteger,
Integer, Unicode, UnicodeText, DateTime,
ForeignKey, UniqueConstraint)
from sqlalchemy.ext.declarative import declarative_base
from mediagoblin.db.sql.util import RegisterMigration
from mediagoblin.db.sql.models import MediaEntry, Collection, User
MIGRATIONS = {}
@RegisterMigration(1, MIGRATIONS)
def ogg_to_webm_audio(db_conn):
metadata = MetaData(bind=db_conn.bind)
file_keynames = Table('core__file_keynames', metadata, autoload=True,
autoload_with=db_conn.bind)
db_conn.execute(
file_keynames.update().where(file_keynames.c.name == 'ogg').
values(name='webm_audio')
)
db_conn.commit()
@RegisterMigration(2, MIGRATIONS)
def add_wants_notification_column(db_conn):
metadata = MetaData(bind=db_conn.bind)
users = Table('core__users', metadata, autoload=True,
autoload_with=db_conn.bind)
col = Column('wants_comment_notification', Boolean,
default=True, nullable=True)
col.create(users, populate_defaults=True)
db_conn.commit()
@RegisterMigration(3, MIGRATIONS)
def add_transcoding_progress(db_conn):
metadata = MetaData(bind=db_conn.bind)
media_entry = Table('core__media_entries', metadata, autoload=True,
autoload_with=db_conn.bind)
col = Column('transcoding_progress', SmallInteger)
col.create(media_entry)
db_conn.commit()
class Collection_v0(declarative_base()):
__tablename__ = "core__collections"
id = Column(Integer, primary_key=True)
title = Column(Unicode, nullable=False)
slug = Column(Unicode)
created = Column(DateTime, nullable=False, default=datetime.datetime.now,
index=True)
description = Column(UnicodeText)
creator = Column(Integer, ForeignKey(User.id), nullable=False)
items = Column(Integer, default=0)
class CollectionItem_v0(declarative_base()):
__tablename__ = "core__collection_items"
id = Column(Integer, primary_key=True)
media_entry = Column(
Integer, ForeignKey(MediaEntry.id), nullable=False, index=True)
collection = Column(Integer, ForeignKey(Collection.id), nullable=False)
note = Column(UnicodeText, nullable=True)
added = Column(DateTime, nullable=False, default=datetime.datetime.now)
position = Column(Integer)
## This should be activated, normally.
## But this would change the way the next migration used to work.
## So it's commented for now.
# __table_args__ = (
# UniqueConstraint('collection', 'media_entry'),
# {})
@RegisterMigration(4, MIGRATIONS)
def add_collection_tables(db_conn):
Collection_v0.__table__.create(db_conn.bind)
CollectionItem_v0.__table__.create(db_conn.bind)
db_conn.commit()
@RegisterMigration(5, MIGRATIONS)
def add_mediaentry_collected(db_conn):
metadata = MetaData(bind=db_conn.bind)
media_entry = Table('core__media_entries', metadata, autoload=True,
autoload_with=db_conn.bind)
col = Column('collected', Integer, default=0)
col.create(media_entry)
db_conn.commit()
class ProcessingMetaData_v0(declarative_base()):
__tablename__ = 'core__processing_metadata'
id = Column(Integer, primary_key=True)
media_entry_id = Column(Integer, ForeignKey(MediaEntry.id), nullable=False,
index=True)
callback_url = Column(Unicode)
@RegisterMigration(6, MIGRATIONS)
def create_processing_metadata_table(db):
ProcessingMetaData_v0.__table__.create(db.bind)
db.commit()
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