67 lines
3.3 KiB
Python
67 lines
3.3 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 Table, Column, Integer, ForeignKey, String
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from sqlalchemy.orm import mapper, relation
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from eos.db import saveddata_meta
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from eos.types import Fleet, Wing, Squad, Fit
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from eos.db.saveddata.fit import fits_table
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gangs_table = Table("gangs", saveddata_meta,
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Column("ID", Integer, primary_key = True),
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Column("leaderID", ForeignKey("fits.ID")),
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Column("boosterID", ForeignKey("fits.ID")),
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Column("name", String))
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wings_table = Table("wings", saveddata_meta,
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Column("ID", Integer, primary_key = True),
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Column("gangID", ForeignKey("gangs.ID")),
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Column("boosterID", ForeignKey("fits.ID")),
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Column("leaderID", ForeignKey("fits.ID")))
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squads_table = Table("squads", saveddata_meta,
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Column("ID", Integer, primary_key = True),
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Column("wingID", ForeignKey("wings.ID")),
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Column("leaderID", ForeignKey("fits.ID")),
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Column("boosterID", ForeignKey("fits.ID")))
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squadmembers_table = Table("squadmembers", saveddata_meta,
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Column("squadID", ForeignKey("squads.ID"), primary_key = True),
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Column("memberID", ForeignKey("fits.ID"), primary_key = True))
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mapper(Fleet, gangs_table,
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properties = {"wings" : relation(Wing, backref="gang"),
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"leader" : relation(Fit, primaryjoin = gangs_table.c.leaderID == fits_table.c.ID),
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"booster": relation(Fit, primaryjoin = gangs_table.c.boosterID == fits_table.c.ID)})
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mapper(Wing, wings_table,
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properties = {"squads" : relation(Squad, backref="wing"),
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"leader" : relation(Fit, primaryjoin = wings_table.c.leaderID == fits_table.c.ID),
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"booster": relation(Fit, primaryjoin = wings_table.c.boosterID == fits_table.c.ID)})
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mapper(Squad, squads_table,
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properties = {"leader" : relation(Fit, primaryjoin = squads_table.c.leaderID == fits_table.c.ID),
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"booster" : relation(Fit, primaryjoin = squads_table.c.boosterID == fits_table.c.ID),
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"members" : relation(Fit,
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primaryjoin = squads_table.c.ID == squadmembers_table.c.squadID,
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secondaryjoin = squadmembers_table.c.memberID == fits_table.c.ID,
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secondary = squadmembers_table)})
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