2010-03-27 14:15:20 -07:00
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from django.db import models
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2011-05-03 12:41:00 -07:00
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from django.db.models.signals import pre_save, post_save
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2010-03-27 14:15:20 -07:00
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from django.contrib.auth.models import User
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2011-06-29 08:52:30 -07:00
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from main.utils import set_created_field
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2010-03-27 14:15:20 -07:00
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class PackageRelation(models.Model):
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'''
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Represents maintainership (or interest) in a package by a given developer.
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It is not a true foreign key to packages as we want to key off
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pkgbase/pkgname instead, as well as preserve this information across
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package deletes, adds, and in all repositories.
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'''
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MAINTAINER = 1
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WATCHER = 2
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TYPE_CHOICES = (
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(MAINTAINER, 'Maintainer'),
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(WATCHER, 'Watcher'),
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)
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pkgbase = models.CharField(max_length=255)
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user = models.ForeignKey(User, related_name="package_relations")
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type = models.PositiveIntegerField(choices=TYPE_CHOICES, default=MAINTAINER)
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2011-05-03 12:41:00 -07:00
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created = models.DateTimeField(editable=False)
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2011-02-18 14:25:53 -08:00
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2011-02-23 10:09:29 -08:00
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def get_associated_packages(self):
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# TODO: delayed import to avoid circular reference
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from main.models import Package
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2011-07-06 09:08:22 -07:00
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return Package.objects.normal().filter(pkgbase=self.pkgbase)
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2011-02-23 10:09:29 -08:00
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def repositories(self):
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packages = self.get_associated_packages()
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return sorted(set([p.repo for p in packages]))
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2011-02-18 14:25:53 -08:00
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def __unicode__(self):
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return "%s: %s (%s)" % (
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self.pkgbase, self.user, self.get_type_display())
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2010-03-27 14:15:20 -07:00
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class Meta:
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unique_together = (('pkgbase', 'user', 'type'),)
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2010-07-23 11:14:31 -07:00
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class PackageGroup(models.Model):
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'''
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Represents a group a package is in. There is no actual group entity,
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only names that link to given packages.
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'''
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2011-02-07 10:48:12 -08:00
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pkg = models.ForeignKey('main.Package', related_name='groups')
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2010-07-23 11:14:31 -07:00
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name = models.CharField(max_length=255)
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2011-02-07 10:48:12 -08:00
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def __unicode__(self):
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2011-03-23 14:43:10 -07:00
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return "%s: %s" % (self.name, self.pkg)
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2011-02-07 10:48:12 -08:00
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2011-02-07 11:45:05 -08:00
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class License(models.Model):
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pkg = models.ForeignKey('main.Package', related_name='licenses')
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name = models.CharField(max_length=255)
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def __unicode__(self):
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return self.name
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class Meta:
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ordering = ['name']
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2011-02-16 16:09:46 -08:00
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class Conflict(models.Model):
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pkg = models.ForeignKey('main.Package', related_name='conflicts')
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name = models.CharField(max_length=255, db_index=True)
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comparison = models.CharField(max_length=255, default='')
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version = models.CharField(max_length=255, default='')
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def __unicode__(self):
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if self.version:
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return u'%s%s%s' % (self.name, self.comparison, self.version)
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return self.name
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class Meta:
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ordering = ['name']
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class Provision(models.Model):
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pkg = models.ForeignKey('main.Package', related_name='provides')
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name = models.CharField(max_length=255, db_index=True)
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# comparison must be '=' for provides
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comparison = '='
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version = models.CharField(max_length=255, default='')
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def __unicode__(self):
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if self.version:
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return u'%s=%s' % (self.name, self.version)
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return self.name
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class Meta:
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ordering = ['name']
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class Replacement(models.Model):
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pkg = models.ForeignKey('main.Package', related_name='replaces')
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name = models.CharField(max_length=255, db_index=True)
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comparison = models.CharField(max_length=255, default='')
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version = models.CharField(max_length=255, default='')
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def __unicode__(self):
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if self.version:
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return u'%s%s%s' % (self.name, self.comparison, self.version)
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return self.name
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class Meta:
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ordering = ['name']
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2011-02-18 14:35:54 -08:00
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def remove_inactive_maintainers(sender, instance, created, **kwargs):
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# instance is an auth.models.User; we want to remove any existing
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# maintainer relations if the user is no longer active
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if not instance.is_active:
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maint_relations = PackageRelation.objects.filter(user=instance,
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type=PackageRelation.MAINTAINER)
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maint_relations.delete()
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post_save.connect(remove_inactive_maintainers, sender=User,
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dispatch_uid="packages.models")
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2011-05-03 12:41:00 -07:00
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pre_save.connect(set_created_field, sender=PackageRelation,
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dispatch_uid="packages.models")
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2011-02-18 14:35:54 -08:00
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2010-03-27 14:15:20 -07:00
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# vim: set ts=4 sw=4 et:
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