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import datetime
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import (
Column, Integer, Unicode, UnicodeText, DateTime, Boolean, ForeignKey,
UniqueConstraint)
from sqlalchemy.orm import relationship
from mediagoblin.db.sql.base import GMGTableBase
Base = declarative_base(cls=GMGTableBase)
class SimpleFieldAlias(object):
"""An alias for any field"""
def __init__(self, fieldname):
self.fieldname = fieldname
def __get__(self, instance, cls):
return getattr(instance, self.fieldname)
def __set__(self, instance, val):
setattr(instance, self.fieldname, val)
class User(Base):
__tablename__ = "users"
id = Column(Integer, primary_key=True)
username = Column(Unicode, nullable=False, unique=True)
email = Column(Unicode, nullable=False)
created = Column(DateTime, nullable=False, default=datetime.datetime.now)
pw_hash = Column(Unicode, nullable=False)
email_verified = Column(Boolean)
status = Column(Unicode, default=u"needs_email_verification", nullable=False)
verification_key = Column(Unicode)
is_admin = Column(Boolean, default=False, nullable=False)
url = Column(Unicode)
bio = Column(UnicodeText) # ??
bio_html = Column(UnicodeText) # ??
fp_verification_key = Column(Unicode)
fp_token_expire = Column(DateTime)
## TODO
# plugin data would be in a separate model
_id = SimpleFieldAlias("id")
class MediaEntry(Base):
__tablename__ = "media_entries"
id = Column(Integer, primary_key=True)
uploader = Column(Integer, ForeignKey('users.id'), nullable=False)
title = Column(Unicode, nullable=False)
slug = Column(Unicode, nullable=False)
created = Column(DateTime, nullable=False, default=datetime.datetime.now)
description = Column(UnicodeText) # ??
description_html = Column(UnicodeText) # ??
media_type = Column(Unicode, nullable=False)
state = Column(Unicode, nullable=False) # or use sqlalchemy.types.Enum?
fail_error = Column(Unicode)
fail_metadata = Column(UnicodeText)
queued_media_file = Column(Unicode)
queued_task_id = Column(Unicode)
__table_args__ = (
UniqueConstraint('uploader', 'slug'),
{})
get_uploader = relationship(User)
## TODO
# media_files
# media_data
# attachment_files
# fail_error
class Tag(Base):
__tablename__ = "tags"
id = Column(Integer, primary_key=True)
slug = Column(Unicode, nullable=False, unique=True)
class MediaTag(Base):
__tablename__ = "media_tags"
id = Column(Integer, primary_key=True)
tag = Column(Integer, ForeignKey('tags.id'), nullable=False)
name = Column(Unicode)
media_entry = Column(
Integer, ForeignKey('media_entries.id'),
nullable=False)
# created = Column(DateTime, nullable=False, default=datetime.datetime.now)
__table_args__ = (
UniqueConstraint('tag', 'media_entry'),
{})
class MediaComment(Base):
__tablename__ = "media_comments"
id = Column(Integer, primary_key=True)
media_entry = Column(
Integer, ForeignKey('media_entries.id'), nullable=False)
author = Column(Integer, ForeignKey('users.id'), nullable=False)
created = Column(DateTime, nullable=False, default=datetime.datetime.now)
content = Column(UnicodeText, nullable=False)
content_html = Column(UnicodeText)
get_author = relationship(User)
def show_table_init():
from sqlalchemy import create_engine
engine = create_engine('sqlite:///:memory:', echo=True)
Base.metadata.create_all(engine)
if __name__ == '__main__':
show_table_init()
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