~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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
# 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

"""Classes to represent a binary package in a distroarchseries."""

__metaclass__ = type

__all__ = [
    'DistroArchSeriesBinaryPackage',
    ]

from storm.locals import Desc
from zope.interface import implements

from canonical.database.sqlbase import sqlvalues
from lp.services.database.lpstorm import IStore
from lp.app.errors import NotFoundError
from lp.services.propertycache import cachedproperty
from lp.soyuz.enums import PackagePublishingStatus
from lp.soyuz.interfaces.distroarchseriesbinarypackage import (
    IDistroArchSeriesBinaryPackage,
    )
from lp.soyuz.model.binarypackagerelease import BinaryPackageRelease
from lp.soyuz.model.distroarchseriesbinarypackagerelease import (
    DistroArchSeriesBinaryPackageRelease,
    )
from lp.soyuz.model.publishing import BinaryPackagePublishingHistory


class DistroArchSeriesBinaryPackage:
    """A Binary Package in the context of a Distro Arch Series.

    Binary Packages are "magic": they don't really exist in the
    database. Instead, they are synthesized based on information from
    the publishing and binarypackagerelease tables.
    """

    implements(IDistroArchSeriesBinaryPackage)

    def __init__(self, distroarchseries, binarypackagename):
        self.distroarchseries = distroarchseries
        self.binarypackagename = binarypackagename

    @property
    def name(self):
        """See IDistroArchSeriesBinaryPackage."""
        return self.binarypackagename.name

    @property
    def distroseries(self):
        """See IDistroArchSeries."""
        return self.distroarchseries.distroseries

    @property
    def distribution(self):
        """See IDistroArchSeries."""
        return self.distroseries.distribution

    @property
    def displayname(self):
        """See IDistroArchSeriesBinaryPackage."""
        return '%s in %s %s' % (
            self.binarypackagename.name,
            self.distroarchseries.distroseries.name,
            self.distroarchseries.architecturetag)

    @property
    def title(self):
        """See IDistroArchSeriesBinaryPackage."""
        return '"%s" binary package in %s' % (
            self.binarypackagename.name, self.distroarchseries.displayname)

    @cachedproperty
    def cache(self):
        """See IDistroArchSeriesBinaryPackage."""
        from lp.soyuz.model.distroseriespackagecache import (
            DistroSeriesPackageCache)
        query = """
            distroseries = %s AND
            archive IN %s AND
            binarypackagename = %s
        """ % sqlvalues(self.distroseries,
                        self.distribution.all_distro_archive_ids,
                        self.binarypackagename)

        return DistroSeriesPackageCache.selectOne(query)

    @property
    def summary(self):
        """See IDistroArchSeriesBinaryPackage."""
        curr = self.currentrelease
        if curr is not None:
            return curr.summary
        if self.cache is not None:
            return self.cache.summary
        return None

    @property
    def description(self):
        """See IDistroArchSeriesBinaryPackage."""
        curr = self.currentrelease
        if curr is not None:
            return curr.description
        if self.cache is not None:
            return self.cache.description
        return None

    def __getitem__(self, version):
        """See IDistroArchSeriesBinaryPackage."""
        query = """
        BinaryPackagePublishingHistory.distroarchseries = %s AND
        BinaryPackagePublishingHistory.archive IN %s AND
        BinaryPackagePublishingHistory.binarypackagerelease =
            BinaryPackageRelease.id AND
        BinaryPackageRelease.version = %s AND
        BinaryPackageRelease.binarypackagename = %s
        """ % sqlvalues(
                self.distroarchseries,
                self.distribution.all_distro_archive_ids,
                version,
                self.binarypackagename)

        bpph = BinaryPackagePublishingHistory.selectFirst(
            query, clauseTables=['binarypackagerelease'],
            orderBy=["-datecreated"])

        if bpph is None:
            return None

        return DistroArchSeriesBinaryPackageRelease(
            distroarchseries=self.distroarchseries,
            binarypackagerelease=bpph.binarypackagerelease)

    @property
    def releases(self):
        """See IDistroArchSeriesBinaryPackage."""
        ret = BinaryPackageRelease.select("""
            BinaryPackagePublishingHistory.distroarchseries = %s AND
            BinaryPackagePublishingHistory.archive IN %s AND
            BinaryPackagePublishingHistory.binarypackagerelease =
                BinaryPackageRelease.id AND
            BinaryPackageRelease.binarypackagename = %s
            """ % sqlvalues(
                    self.distroarchseries,
                    self.distribution.all_distro_archive_ids,
                    self.binarypackagename),
            orderBy='-datecreated',
            distinct=True,
            clauseTables=['BinaryPackagePublishingHistory'])
        result = []
        versions = set()
        for bpr in ret:
            if bpr.version not in versions:
                versions.add(bpr.version)
                darbpr = DistroArchSeriesBinaryPackageRelease(
                    distroarchseries=self.distroarchseries,
                    binarypackagerelease=bpr)
                result.append(darbpr)
        return result

    @property
    def currentrelease(self):
        """See IDistroArchSeriesBinaryPackage."""
        releases = BinaryPackageRelease.select("""
            BinaryPackageRelease.binarypackagename = %s AND
            BinaryPackageRelease.id =
                BinaryPackagePublishingHistory.binarypackagerelease AND
            BinaryPackagePublishingHistory.distroarchseries = %s AND
            BinaryPackagePublishingHistory.archive IN %s AND
            BinaryPackagePublishingHistory.status = %s
            """ % sqlvalues(
                    self.binarypackagename,
                    self.distroarchseries,
                    self.distribution.all_distro_archive_ids,
                    PackagePublishingStatus.PUBLISHED),
            orderBy='-datecreated',
            limit=1,
            distinct=True,
            clauseTables=['BinaryPackagePublishingHistory'])

        # Listify to limit the SQL queries to one only.
        results = list(releases)
        if len(results) == 0:
            return None
        return DistroArchSeriesBinaryPackageRelease(
            distroarchseries=self.distroarchseries,
            binarypackagerelease=results[0])

    @property
    def publishing_history(self):
        """See IDistroArchSeriesBinaryPackage."""
        return IStore(BinaryPackagePublishingHistory).find(
            BinaryPackagePublishingHistory,
            BinaryPackageRelease.binarypackagename == self.binarypackagename,
            BinaryPackagePublishingHistory.distroarchseries ==
                self.distroarchseries,
            BinaryPackagePublishingHistory.archiveID.is_in(
                self.distribution.all_distro_archive_ids),
            BinaryPackagePublishingHistory.binarypackagereleaseID ==
                BinaryPackageRelease.id).config(distinct=True).order_by(
                Desc(BinaryPackagePublishingHistory.datecreated))

    @property
    def current_published(self):
        """See IDistroArchSeriesBinaryPackage."""
        current = BinaryPackagePublishingHistory.selectFirst("""
            BinaryPackagePublishingHistory.distroarchseries = %s AND
            BinaryPackagePublishingHistory.archive IN %s AND
            BinaryPackagePublishingHistory.binarypackagerelease =
                BinaryPackageRelease.id AND
            BinaryPackageRelease.binarypackagename = %s AND
            BinaryPackagePublishingHistory.status = %s
            """ % sqlvalues(
                    self.distroarchseries,
                    self.distribution.all_distro_archive_ids,
                    self.binarypackagename,
                    PackagePublishingStatus.PUBLISHED),
            clauseTables=['BinaryPackageRelease'],
            orderBy='-datecreated')

        if current is None:
            raise NotFoundError("Binary package %s not published in %s/%s"
                                % (self.binarypackagename.name,
                                   self.distroarchseries.distroseries.name,
                                   self.distroarchseries.architecturetag))

        return current

    @property
    def distro_source_package(self):
        """See `IDistroArchSeriesBinaryPackage`."""
        # We provide a source package iff we have a current release
        # with a source package release.
        current_release = self.currentrelease
        if current_release is None:
            return None

        src_pkg_release = current_release.distributionsourcepackagerelease
        if src_pkg_release is None:
            return None
        else:
            return src_pkg_release.sourcepackage