Add new package Update model

This will be used to track updates to package as we do them during
reporead. By storing enough relevant fields from the package object, we
should be able to produce a useful report on a regular basis of what has
been happening in the repositories.

Signed-off-by: Dan McGee <dan@archlinux.org>

3 files changed, 302 insertions, 2 deletions

diff --git a/packages/admin.py b/packages/admin.py
index 0589209f..d43cecce 100644
--- a/packages/admin.py
+++ b/packages/admin.py
@@ -1,6 +1,7 @@
 from django.contrib import admin
 
-from .models import PackageRelation, FlagRequest, Signoff, SignoffSpecification
+from .models import (PackageRelation, FlagRequest,
+        Signoff, SignoffSpecification, Update)
 
 class PackageRelationAdmin(admin.ModelAdmin):
     list_display = ('pkgbase', 'user', 'type', 'created')
@@ -9,6 +10,7 @@ class PackageRelationAdmin(admin.ModelAdmin):
     ordering = ('pkgbase', 'user')
     date_hierarchy = 'created'
 
+
 class FlagRequestAdmin(admin.ModelAdmin):
     list_display = ('pkgbase', 'version', 'repo', 'created', 'who', 'is_spam',
             'is_legitimate', 'message')
@@ -35,9 +37,19 @@ class SignoffSpecificationAdmin(admin.ModelAdmin):
     date_hierarchy = 'created'
 
 
+class UpdateAdmin(admin.ModelAdmin):
+    list_display = ('pkgname', 'repo', 'arch', 'action_flag',
+            'old_version', 'new_version', 'created')
+    list_filter = ('action_flag', 'repo', 'arch')
+    search_fields = ('pkgname',)
+    ordering = ('-created',)
+    date_hierarchy = 'created'
+
+
 admin.site.register(PackageRelation, PackageRelationAdmin)
 admin.site.register(FlagRequest, FlagRequestAdmin)
 admin.site.register(Signoff, SignoffAdmin)
 admin.site.register(SignoffSpecification, SignoffSpecificationAdmin)
+admin.site.register(Update, UpdateAdmin)
 
 # vim: set ts=4 sw=4 et:
diff --git a/packages/migrations/0017_auto__add_update.py b/packages/migrations/0017_auto__add_update.py
new file mode 100644
index 00000000..c7c16d4e
--- /dev/null
+++ b/packages/migrations/0017_auto__add_update.py
@@ -0,0 +1,226 @@
+# -*- coding: utf-8 -*-
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        db.create_table('packages_update', (
+            ('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('package', self.gf('django.db.models.fields.related.ForeignKey')(related_name='updates', null=True, on_delete=models.SET_NULL, to=orm['main.Package'])),
+            ('repo', self.gf('django.db.models.fields.related.ForeignKey')(related_name='updates', to=orm['main.Repo'])),
+            ('arch', self.gf('django.db.models.fields.related.ForeignKey')(related_name='updates', to=orm['main.Arch'])),
+            ('pkgname', self.gf('django.db.models.fields.CharField')(max_length=255)),
+            ('pkgbase', self.gf('django.db.models.fields.CharField')(max_length=255)),
+            ('action_flag', self.gf('django.db.models.fields.PositiveSmallIntegerField')()),
+            ('created', self.gf('django.db.models.fields.DateTimeField')()),
+            ('old_pkgver', self.gf('django.db.models.fields.CharField')(max_length=255, null=True)),
+            ('old_pkgrel', self.gf('django.db.models.fields.CharField')(max_length=255, null=True)),
+            ('old_epoch', self.gf('django.db.models.fields.PositiveIntegerField')(null=True)),
+            ('new_pkgver', self.gf('django.db.models.fields.CharField')(max_length=255, null=True)),
+            ('new_pkgrel', self.gf('django.db.models.fields.CharField')(max_length=255, null=True)),
+            ('new_epoch', self.gf('django.db.models.fields.PositiveIntegerField')(null=True)),
+        ))
+        db.send_create_signal('packages', ['Update'])
+
+
+    def backwards(self, orm):
+        db.delete_table('packages_update')
+
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'main.arch': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Arch', 'db_table': "'arches'"},
+            'agnostic': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        'main.package': {
+            'Meta': {'ordering': "('pkgname',)", 'unique_together': "(('pkgname', 'repo', 'arch'),)", 'object_name': 'Package', 'db_table': "'packages'"},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Arch']"}),
+            'build_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'compressed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'epoch': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'filename': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'files_last_update': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'flag_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'installed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'last_update': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'packager': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'on_delete': 'models.SET_NULL'}),
+            'packager_str': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pgp_signature': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgdesc': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Repo']"}),
+            'url': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'})
+        },
+        'main.repo': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Repo', 'db_table': "'repos'"},
+            'bugs_category': ('django.db.models.fields.SmallIntegerField', [], {'default': '2'}),
+            'bugs_project': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'staging': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'svn_root': ('django.db.models.fields.CharField', [], {'max_length': '64'}),
+            'testing': ('django.db.models.fields.BooleanField', [], {'default': 'False'})
+        },
+        'packages.conflict': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Conflict'},
+            'comparison': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'conflicts'", 'to': "orm['main.Package']"}),
+            'version': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'})
+        },
+        'packages.depend': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Depend'},
+            'comparison': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'}),
+            'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'optional': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'depends'", 'to': "orm['main.Package']"}),
+            'version': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'})
+        },
+        'packages.flagrequest': {
+            'Meta': {'object_name': 'FlagRequest'},
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'ip_address': ('django.db.models.fields.GenericIPAddressField', [], {'max_length': '39'}),
+            'is_legitimate': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_spam': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'message': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'num_packages': ('django.db.models.fields.PositiveIntegerField', [], {'default': '1'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Repo']"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'blank': 'True'}),
+            'user_email': ('django.db.models.fields.EmailField', [], {'max_length': '75'}),
+            'version': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'})
+        },
+        'packages.license': {
+            'Meta': {'ordering': "['name']", 'object_name': 'License'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'licenses'", 'to': "orm['main.Package']"})
+        },
+        'packages.packagegroup': {
+            'Meta': {'object_name': 'PackageGroup'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'groups'", 'to': "orm['main.Package']"})
+        },
+        'packages.packagerelation': {
+            'Meta': {'unique_together': "(('pkgbase', 'user', 'type'),)", 'object_name': 'PackageRelation'},
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'type': ('django.db.models.fields.PositiveIntegerField', [], {'default': '1'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'package_relations'", 'to': "orm['auth.User']"})
+        },
+        'packages.provision': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Provision'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'provides'", 'to': "orm['main.Package']"}),
+            'version': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'})
+        },
+        'packages.replacement': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Replacement'},
+            'comparison': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'replaces'", 'to': "orm['main.Package']"}),
+            'version': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'})
+        },
+        'packages.signoff': {
+            'Meta': {'object_name': 'Signoff'},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Arch']"}),
+            'comments': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'epoch': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Repo']"}),
+            'revoked': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'package_signoffs'", 'to': "orm['auth.User']"})
+        },
+        'packages.signoffspecification': {
+            'Meta': {'object_name': 'SignoffSpecification'},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Arch']"}),
+            'comments': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'enabled': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'epoch': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'known_bad': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Repo']"}),
+            'required': ('django.db.models.fields.PositiveIntegerField', [], {'default': '2'}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True'})
+        },
+        'packages.update': {
+            'Meta': {'object_name': 'Update'},
+            'action_flag': ('django.db.models.fields.PositiveSmallIntegerField', [], {}),
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'updates'", 'to': "orm['main.Arch']"}),
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'new_epoch': ('django.db.models.fields.PositiveIntegerField', [], {'null': 'True'}),
+            'new_pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
+            'new_pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
+            'old_epoch': ('django.db.models.fields.PositiveIntegerField', [], {'null': 'True'}),
+            'old_pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
+            'old_pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
+            'package': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'updates'", 'null': 'True', 'on_delete': 'models.SET_NULL', 'to': "orm['main.Package']"}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'updates'", 'to': "orm['main.Repo']"})
+        }
+    }
+
+    complete_apps = ['packages']
diff --git a/packages/models.py b/packages/models.py
index 2c6ad43c..5ee06575 100644
--- a/packages/models.py
+++ b/packages/models.py
@@ -2,11 +2,13 @@ from collections import namedtuple
 
 from django.db import models
 from django.db.models.signals import pre_save
+from django.contrib.admin.models import ADDITION, CHANGE, DELETION
 from django.contrib.auth.models import User
 
 from main.models import Arch, Repo, Package
 from main.utils import set_created_field
 
+
 class PackageRelation(models.Model):
     '''
     Represents maintainership (or interest) in a package by a given developer.
@@ -193,6 +195,66 @@ class FlagRequest(models.Model):
     def __unicode__(self):
         return u'%s from %s on %s' % (self.pkgbase, self.who(), self.created)
 
+
+UPDATE_ACTION_CHOICES = (
+    (ADDITION, 'Addition'),
+    (CHANGE, 'Change'),
+    (DELETION, 'Deletion'),
+)
+
+
+class Update(models.Model):
+    package = models.ForeignKey(Package, related_name="updates",
+            null=True, on_delete=models.SET_NULL)
+    repo = models.ForeignKey(Repo, related_name="updates")
+    arch = models.ForeignKey(Arch, related_name="updates")
+    pkgname = models.CharField(max_length=255)
+    pkgbase = models.CharField(max_length=255)
+    action_flag = models.PositiveSmallIntegerField('action flag',
+            choices=UPDATE_ACTION_CHOICES)
+    created = models.DateTimeField(editable=False)
+
+    old_pkgver = models.CharField(max_length=255, null=True)
+    old_pkgrel = models.CharField(max_length=255, null=True)
+    old_epoch = models.PositiveIntegerField(null=True)
+
+    new_pkgver = models.CharField(max_length=255, null=True)
+    new_pkgrel = models.CharField(max_length=255, null=True)
+    new_epoch = models.PositiveIntegerField(null=True)
+
+    class Meta:
+        get_latest_by = 'created'
+
+    def is_addition(self):
+        return self.action_flag == ADDITION
+
+    def is_change(self):
+        return self.action_flag == CHANGE
+
+    def is_deletion(self):
+        return self.action_flag == DELETION
+
+    @property
+    def old_version(self):
+        if self.action_flag == ADDITION:
+            return None
+        if self.old_epoch > 0:
+            return u'%d:%s-%s' % (self.old_epoch, self.old_pkgver, self.old_pkgrel)
+        return u'%s-%s' % (self.old_pkgver, self.old_pkgrel)
+
+    @property
+    def new_version(self):
+        if self.action_flag == DELETION:
+            return None
+        if self.new_epoch > 0:
+            return u'%d:%s-%s' % (self.new_epoch, self.new_pkgver, self.new_pkgrel)
+        return u'%s-%s' % (self.new_pkgver, self.new_pkgrel)
+
+    def __unicode__(self):
+        return u'%s of %s on %s' % (self.get_action_flag_display(),
+                self.pkgname, self.created)
+
+
 class PackageGroup(models.Model):
     '''
     Represents a group a package is in. There is no actual group entity,
@@ -320,7 +382,7 @@ class Replacement(RelatedToBase):
 
 
 # hook up some signals
-for sender in (PackageRelation, SignoffSpecification, Signoff):
+for sender in (PackageRelation, SignoffSpecification, Signoff, Update):
     pre_save.connect(set_created_field, sender=sender,
             dispatch_uid="packages.models")