Source code for openlp.plugins.custom.lib.db

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4

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# OpenLP - Open Source Lyrics Projection                                      #
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# Copyright (c) 2008-2017 OpenLP Developers                                   #
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"""
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