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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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import logging |
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from django.views.generic import ListView |
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from django.http.response import Http404 |
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from sparkle.models import SparkleVersion |
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from sparkle.statistics import collect_statistics |
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from omaha.models import Application |
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logger = logging.getLogger(__name__) |
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class SparkleView(ListView): |
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http_method_names = ['get'] |
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queryset = SparkleVersion.objects.filter_by_enabled() |
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template_name = 'sparkle/appcast.xml' |
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def get(self, request, *args, **kwargs): |
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self.appname = self.kwargs.get('app_name') |
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self.appid = None |
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self.channel = self.kwargs.get('channel') |
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try: |
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app = Application.objects.get(name=self.kwargs.get('app_name')) |
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self.appid = app.id |
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except Application.DoesNotExist: |
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raise Http404 |
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collect_statistics(request, self.appid, self.channel) # It should be a celery task |
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return super(SparkleView, self).get(self, request, *args, **kwargs) |
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def get_queryset(self): |
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qs = super(SparkleView, self).get_queryset() |
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qs = qs.filter(channel__name=self.channel, |
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app__name=self.appname).order_by('short_version') |
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cur_short_version = self.request.GET.get('appVersionShort') |
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if cur_short_version: |
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cur_version = '.'.join(cur_short_version.split('.')[-2:]) |
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upper_version = qs.filter(version__gt=cur_version).filter(is_critical=True).order_by('version').first() or \ |
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qs.order_by('-version').first() |
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return qs.filter(version__lte=upper_version.version, version__gte=cur_version) |
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else: |
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return qs |
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def get_context_data(self, **kwargs): |
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context = super(SparkleView, self).get_context_data(**kwargs) |
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context['app_name'] = self.appname |
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context['channel'] = self.channel |
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return context |
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def render_to_response(self, context, **response_kwargs): |
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response = super(SparkleView, self).render_to_response(context, **response_kwargs) |
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response['Content-Type'] = 'text/xml; charset=utf-8' |
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return response |
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Crystalnix /
omaha-server
