41 lines
2.1 KiB
Python
41 lines
2.1 KiB
Python
#===============================================================================
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# Copyright (C) 2010 Diego Duclos
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#
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# This file is part of eos.
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#
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# eos is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# eos is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with eos. If not, see <http://www.gnu.org/licenses/>.
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#===============================================================================
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from sqlalchemy import Column, String, Integer, Boolean, ForeignKey, Table
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from sqlalchemy.orm import relation, mapper, synonym, deferred
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from eos.db import gamedata_meta
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from eos.types import Item, MarketGroup, Icon
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marketgroups_table = Table("invmarketgroups", gamedata_meta,
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Column("marketGroupID", Integer, primary_key = True),
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Column("marketGroupName", String),
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Column("description", String),
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Column("hasTypes", Boolean),
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Column("parentGroupID", Integer, ForeignKey("invmarketgroups.marketGroupID", initially="DEFERRED", deferrable=True)),
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Column("iconID", Integer, ForeignKey("icons.iconID")))
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mapper(MarketGroup, marketgroups_table,
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properties = {"items" : relation(Item, backref = "marketGroup"),
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"parent" : relation(MarketGroup, backref = "children", remote_side = [marketgroups_table.c.marketGroupID]),
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"icon" : relation(Icon),
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"ID" : synonym("marketGroupID"),
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"name" : synonym("marketGroupName"),
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"description" : deferred(marketgroups_table.c.description)})
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