~launchpad-pqm/launchpad/devel

# Copyright 2009 Canonical Ltd.  This software is licensed under the

# GNU Affero General Public License version 3 (see the file LICENSE).

__metaclass__ = type

__all__ = [

    'BinaryPackagePath',

    ]

from storm.locals import (

    Int,

    RawStr,

    Storm,

    )

from zope.interface import implements

from canonical.launchpad.interfaces.lpstorm import IMasterStore

from lp.soyuz.interfaces.binarypackagepath import IBinaryPackagePath

class BinaryPackagePath(Storm):

    """See `IBinaryPackagePath`."""

    implements(IBinaryPackagePath)

    __storm_table__ = 'BinaryPackagePath'

    id = Int(primary=True)

    path = RawStr(name='path', allow_none=False)

    def getOrCreate(self, path):

        """See `IBinaryPackagePathSet`."""

        store = IMasterStore(BinaryPackagePath)

        bpp = store.find(

            BinaryPackagePath, BinaryPackagePath.path == path).one()

        if bpp is None:

            bpp = BinaryPackagePath()

            bpp.path = path

            store.add(bpp)

        return bpp