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from datetime import datetime
from django.contrib.auth.models import User
from django.db.models import Count, Sum, Q
from django.http import HttpResponse
from django.utils import simplejson
from django.views.decorators.cache import cache_page
from django.views.generic.simple import direct_to_template
from main.models import Package, Arch, Repo
from devel.models import MasterKey, PGPSignature
def index(request):
return direct_to_template(request, 'visualize/index.html', {})
def arch_repo_data():
qs = Package.objects.select_related().values(
'arch__name', 'repo__name').annotate(
count=Count('pk'), csize=Sum('compressed_size'),
isize=Sum('installed_size'),
flagged=Count('flag_date')).order_by()
arches = Arch.objects.values_list('name', flat=True)
repos = Repo.objects.values_list('name', flat=True)
def build_map(name, arch, repo):
key = '%s:%s' % (repo or '', arch or '')
return {
'key': key,
'name': name,
'arch': arch,
'repo': repo,
'data': [],
}
# now transform these results into two mappings: one ordered (repo, arch),
# and one ordered (arch, repo).
arch_groups = dict((a, build_map(a, a, None)) for a in arches)
repo_groups = dict((r, build_map(r, None, r)) for r in repos)
for row in qs:
arch = row['arch__name']
repo = row['repo__name']
values = {
'arch': arch,
'repo': repo,
'name': '%s (%s)' % (repo, arch),
'key': '%s:%s' % (repo, arch),
'csize': row['csize'],
'isize': row['isize'],
'count': row['count'],
'flagged': row['flagged'],
}
arch_groups[arch]['data'].append(values)
repo_groups[repo]['data'].append(values)
data = {
'by_arch': { 'name': 'Architectures', 'data': arch_groups.values() },
'by_repo': { 'name': 'Repositories', 'data': repo_groups.values() },
}
return data
@cache_page(1800)
def by_arch(request):
data = arch_repo_data()
to_json = simplejson.dumps(data['by_arch'], ensure_ascii=False)
return HttpResponse(to_json, mimetype='application/json')
@cache_page(1800)
def by_repo(request):
data = arch_repo_data()
to_json = simplejson.dumps(data['by_repo'], ensure_ascii=False)
return HttpResponse(to_json, mimetype='application/json')
@cache_page(1800)
def pgp_keys(request):
node_list = []
users = User.objects.filter(is_active=True).select_related('userprofile')
node_list.extend({
'name': dev.get_full_name(),
'key': dev.userprofile.pgp_key,
'group': 'dev'
} for dev in users.filter(groups__name='Developers'))
node_list.extend({
'name': tu.get_full_name(),
'key': tu.userprofile.pgp_key,
'group': 'tu'
} for tu in users.filter(groups__name='Trusted Users').exclude(
groups__name='Developers'))
master_keys = MasterKey.objects.select_related('owner').filter(
revoked__isnull=True)
node_list.extend({
'name': 'Master Key (%s)' % key.owner.get_full_name(),
'key': key.pgp_key,
'group': 'master'
} for key in master_keys)
node_list.append({
'name': 'CA Cert Signing Authority',
'key': 'A31D4F81EF4EBD07B456FA04D2BB0D0165D0FD58',
'group': 'cacert',
})
not_expired = Q(expires__gt=datetime.utcnow) | Q(expires__isnull=True)
signatures = PGPSignature.objects.filter(not_expired, valid=True)
edge_list = [{ 'signee': sig.signee, 'signer': sig.signer }
for sig in signatures]
data = { 'nodes': node_list, 'edges': edge_list }
to_json = simplejson.dumps(data, ensure_ascii=False)
return HttpResponse(to_json, mimetype='application/json')
# vim: set ts=4 sw=4 et:
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