# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2017 OpenLP Developers #
# --------------------------------------------------------------------------- #
# This program 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; version 2 of the License. #
# #
# 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 General Public License for #
# more details. #
# #
# You should have received a copy of the GNU General Public License along #
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
"""
The :mod:`db` module provides the database and schema that is the backend for
the Custom plugin
"""
from sqlalchemy import Column, Table, types
from sqlalchemy.orm import mapper
from openlp.core.lib.db import BaseModel, init_db
from openlp.core.common.languagemanager import get_locale_key
[docs]class CustomSlide(BaseModel):
"""
CustomSlide model
"""
# By default sort the customs by its title considering language specific characters.
def __lt__(self, other):
return get_locale_key(self.title) < get_locale_key(other.title)
def __eq__(self, other):
return get_locale_key(self.title) == get_locale_key(other.title)
def __hash__(self):
"""
Return the hash for a custom slide.
"""
return self.id
[docs]def init_schema(url):
"""
Setup the custom database connection and initialise the database schema
:param url: The database to setup
"""
session, metadata = init_db(url)
custom_slide_table = Table('custom_slide', metadata,
Column('id', types.Integer(), primary_key=True),
Column('title', types.Unicode(255), nullable=False),
Column('text', types.UnicodeText, nullable=False),
Column('credits', types.UnicodeText),
Column('theme_name', types.Unicode(128))
)
mapper(CustomSlide, custom_slide_table)
metadata.create_all(checkfirst=True)
return session