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diff --git a/chishop/djangopypi/models.py b/chishop/djangopypi/models.py
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+""" models.py
+
+Copyright (c) 2009, Ask Solem
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+
+Neither the name of Ask Solem nor the names of its contributors may be used
+to endorse or promote products derived from this software without specific
+prior written permission. 
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+"""
+
+import os
+from django.db import models
+from django.utils.translation import ugettext_lazy as _
+
+OS_NAMES = (
+        ("aix", "AIX"),
+        ("beos", "BeOS"),
+        ("debian", "Debian Linux"),
+        ("dos", "DOS"),
+        ("freebsd", "FreeBSD"),
+        ("hpux", "HP/UX"),
+        ("mac", "Mac System x."),
+        ("macos", "MacOS X"),
+        ("mandrake", "Mandrake Linux"),
+        ("netbsd", "NetBSD"),
+        ("openbsd", "OpenBSD"),
+        ("qnx", "QNX"),
+        ("redhat", "RedHat Linux"),
+        ("solaris", "SUN Solaris"),
+        ("suse", "SuSE Linux"),
+        ("yellowdog", "Yellow Dog Linux"),
+)
+
+ARCHITECTURES = (
+    ("alpha", "Alpha"),
+    ("hppa", "HPPA"),
+    ("ix86", "Intel"),
+    ("powerpc", "PowerPC"),
+    ("sparc", "Sparc"),
+    ("ultrasparc", "UltraSparc"),
+)
+
+
+class Classifier(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+
+    class Meta:
+        verbose_name = _(u"classifier")
+        verbose_name_plural = _(u"classifiers")
+
+    def __unicode__(self):
+        return self.name
+
+
+class Project(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    license = models.CharField(max_length=255, blank=True)
+    metadata_version = models.CharField(max_length=64, default=1.0)
+    author = models.CharField(max_length=128, blank=True)
+    home_page = models.URLField(verify_exists=False, blank=True, null=True)
+    download_url = models.URLField(verify_exists=False, blank=True, null=True)
+    summary = models.TextField(blank=True)
+    description = models.TextField(blank=True)
+    author_email = models.CharField(max_length=255, blank=True)
+    classifiers = models.ManyToManyField(Classifier)
+
+    class Meta:
+        verbose_name = _(u"project")
+        verbose_name_plural = _(u"projects")
+
+    def __unicode__(self):
+        return self.name
+
+
+class Release(models.Model):
+    version = models.CharField(max_length=128)
+    distribution = models.FileField(upload_to="dists")
+    dist_md5sum = models.CharField(max_length=255, blank=True)
+    platform = models.CharField(max_length=255, blank=True)
+    signature = models.CharField(max_length=128, blank=True)
+    project = models.ForeignKey(Project, related_name="releases")
+
+    class Meta:
+        unique_together = ('version', 'platform')
+        verbose_name = _(u"release")
+        verbose_name_plural = _(u"releases")
+
+    def __unicode__(self):
+        return self.version
+
+    @property
+    def filename(self):
+        return os.path.basename(self.distribution.name)
+
+    @property
+    def path(self):
+        return self.distribution.name