~launchpad-pqm/launchpad/devel

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
# Copyright 2009 Canonical Ltd.  This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).

# pylint: disable-msg=E0611,W0212

"""Database class for ArchiveDependency."""

__metaclass__ = type

__all__ = ['ArchiveDependency']


from sqlobject import ForeignKey
from zope.interface import implements

from canonical.database.constants import UTC_NOW
from canonical.database.datetimecol import UtcDateTimeCol
from canonical.database.enumcol import EnumCol
from canonical.database.sqlbase import SQLBase
from lp.registry.interfaces.pocket import PackagePublishingPocket
from lp.soyuz.adapters.archivedependencies import component_dependencies
from lp.soyuz.interfaces.archivedependency import IArchiveDependency


class ArchiveDependency(SQLBase):
    """See `IArchiveDependency`."""

    implements(IArchiveDependency)

    _table = 'ArchiveDependency'
    _defaultOrder = 'id'

    date_created = UtcDateTimeCol(
        dbName='date_created', notNull=True, default=UTC_NOW)

    archive = ForeignKey(
        foreignKey='Archive', dbName='archive', notNull=True)

    dependency = ForeignKey(
        foreignKey='Archive', dbName='dependency', notNull=True)

    pocket = EnumCol(
        dbName='pocket', notNull=True, schema=PackagePublishingPocket)

    component = ForeignKey(
        foreignKey='Component', dbName='component')

    @property
    def component_name(self):
        """See `IArchiveDependency`"""
        if self.component:
            return self.component.name
        else:
            return None

    @property
    def title(self):
        """See `IArchiveDependency`."""
        if self.dependency.is_ppa:
            return self.dependency.displayname

        pocket_title = "%s - %s" % (
            self.dependency.displayname, self.pocket.name)

        if self.component is None:
            return pocket_title

        component_part = ", ".join(
            component_dependencies[self.component.name])

        return "%s (%s)" % (pocket_title, component_part)