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# coding: utf8 |
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""" |
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This software is licensed under the Apache 2 license, quoted below. |
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Copyright 2014 Crystalnix Limited |
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Licensed under the Apache License, Version 2.0 (the "License"); you may not |
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use this file except in compliance with the License. You may obtain a copy of |
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the License at |
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http://www.apache.org/licenses/LICENSE-2.0 |
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Unless required by applicable law or agreed to in writing, software |
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distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
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WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
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License for the specific language governing permissions and limitations under |
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the License. |
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""" |
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from __future__ import unicode_literals |
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from django.utils.encoding import python_2_unicode_compatible |
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import os |
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from django.db import models |
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from django.dispatch import receiver |
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from django.db.models.signals import pre_delete,pre_save |
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from omaha.models import BaseModel, Application, Channel |
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from sparkle.managers import VersionManager |
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def version_upload_to(obj, filename): |
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return os.path.join('sparkle', obj.app.name, obj.channel.name, str(obj.version), filename) |
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@python_2_unicode_compatible |
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class SparkleVersion(BaseModel): |
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is_enabled = models.BooleanField(default=True) |
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app = models.ForeignKey(Application) |
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channel = models.ForeignKey(Channel, db_index=True) |
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version = models.CharField(max_length=32) |
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short_version = models.CharField(max_length=32, blank=True, null=True) |
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release_notes = models.TextField(blank=True, null=True) |
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file = models.FileField(upload_to=version_upload_to, null=True) |
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file_size = models.PositiveIntegerField(null=True, blank=True) |
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dsa_signature = models.CharField(verbose_name='DSA signature', max_length=140, null=True, blank=True) |
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objects = VersionManager() |
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class Meta: |
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index_together = ( |
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('app', 'channel'), |
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) |
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unique_together = ( |
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('app', 'channel', 'version'), |
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) |
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def __str__(self): |
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return "{app} {version}".format(app=self.app, version=self.version) |
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@property |
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def file_absolute_url(self): |
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return self.file.url |
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@property |
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def file_package_name(self): |
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return os.path.basename(self.file_absolute_url) |
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@property |
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def file_url(self): |
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return '%s/' % os.path.dirname(self.file_absolute_url) |
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@property |
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def size(self): |
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return self.file_size |
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@receiver(pre_save, sender=SparkleVersion) |
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def pre_sparkle_save(sender, instance, *args, **kwargs): |
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if instance.pk: |
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old = sender.objects.get(pk=instance.pk) |
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if old.file == instance.file: |
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return |
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else: |
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old.file.delete(save=False) |
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old.file_size = 0 |
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@receiver(pre_delete, sender=SparkleVersion) |
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def pre_version_delete(sender, instance, **kwargs): |
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storage, name = instance.file.storage, instance.file.name |
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if name: |
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storage.delete(name) |
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Crystalnix /
omaha-server
