875d50d8f2
The ISO model was used for the releng feedback form which was removed earlier. All this code is therefore now unused.
93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
from base64 import b64decode
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from bencode import bdecode, bencode
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from datetime import datetime
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import hashlib
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from pytz import utc
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from django.conf import settings
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from django.core.urlresolvers import reverse
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from django.db import models
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from django.db.models.signals import pre_save
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from django.utils.safestring import mark_safe
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from main.utils import set_created_field, parse_markdown
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class Release(models.Model):
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release_date = models.DateField(db_index=True)
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version = models.CharField(max_length=50, unique=True)
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kernel_version = models.CharField(max_length=50, blank=True)
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md5_sum = models.CharField('MD5 digest', max_length=32, blank=True)
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sha1_sum = models.CharField('SHA1 digest', max_length=40, blank=True)
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created = models.DateTimeField(editable=False)
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last_modified = models.DateTimeField(editable=False)
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available = models.BooleanField(default=True)
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info = models.TextField('Public information', blank=True)
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torrent_data = models.TextField(blank=True,
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help_text="base64-encoded torrent file")
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class Meta:
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get_latest_by = 'release_date'
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ordering = ('-release_date', '-version')
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def __unicode__(self):
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return self.version
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def get_absolute_url(self):
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return reverse('releng-release-detail', args=[self.version])
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def dir_path(self):
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return "iso/%s/" % self.version
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def iso_url(self):
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return "iso/%s/archlinux-%s-x86_64.iso" % (self.version, self.version)
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def magnet_uri(self):
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query = [
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('dn', "archlinux-%s-x86_64.iso" % self.version),
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]
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if settings.TORRENT_TRACKERS:
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query.extend(('tr', uri) for uri in settings.TORRENT_TRACKERS)
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metadata = self.torrent()
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if metadata and 'info_hash' in metadata:
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query.insert(0, ('xt', "urn:btih:%s" % metadata['info_hash']))
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return "magnet:?%s" % '&'.join(['%s=%s' % (k, v) for k, v in query])
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def info_html(self):
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return mark_safe(parse_markdown(self.info))
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def torrent(self):
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try:
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data = b64decode(self.torrent_data.encode('utf-8'))
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except TypeError:
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return None
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if not data:
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return None
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data = bdecode(data)
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# transform the data into a template-friendly dict
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info = data.get('info', {})
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metadata = {
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'comment': data.get('comment', None),
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'created_by': data.get('created by', None),
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'creation_date': None,
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'announce': data.get('announce', None),
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'file_name': info.get('name', None),
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'file_length': info.get('length', None),
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'piece_count': len(info.get('pieces', '')) / 20,
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'piece_length': info.get('piece length', None),
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'url_list': data.get('url-list', []),
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'info_hash': None,
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}
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if 'creation date' in data:
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created= datetime.utcfromtimestamp(data['creation date'])
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metadata['creation_date'] = created.replace(tzinfo=utc)
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if info:
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metadata['info_hash'] = hashlib.sha1(bencode(info)).hexdigest()
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return metadata
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pre_save.connect(set_created_field, sender=Release, dispatch_uid="releng.models")
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# vim: set ts=4 sw=4 et:
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