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access

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j 2011-01-24 19:14:38 +05:30
parent c1b9c196d5
commit 0a6c88402d
3 changed files with 73 additions and 41 deletions
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1
pandora/item/managers.py
View file

@ -7,6 +7,7 @@ from django.db.models import Q, Manager
from itemlist.models import List
import models
def parseCondition(condition):
'''
condition: {

50
pandora/item/models.py
View file

@ -23,7 +23,7 @@ import utils
import tasks
from archive import extract
from annotaion.models import Annotation
from annotaion.models import Annotation, Layer
from person.models import get_name_sort
from app.models import site_config
@ -124,6 +124,21 @@ class Item(models.Model):
return self.external_data[key]
return default
def access(self, user):
if user.is_authenticated():
access, created = Access.objects.get_or_create(item=self, user=user)
else:
access, created = Access.objects.get_or_create(item=self, user=None)
access.save()
if self.public and self.available:
return True
elif user.is_staff or \
self.user == user or \
self.groups.filter(id__in=user.groups.all()).count() > 0:
return True
return False
def editable(self, user):
if user.is_staff or \
self.user == user or \
@ -319,11 +334,15 @@ class Item(models.Model):
layers = {}
layers['cuts'] = self.data.get('cuts', {})
layers['subtitles'] = {}
#FIXME: subtitles should be stored in Annotation
layers['subtitles'] = []
#FIXME: should subtitles be stored in Annotation?
qs = self.files.filter(is_subtitle=True, is_main=True, available=True)
if qs.count()>0:
layers['subtitles'] = qs[0].srt()
for l in Layer.objects.all():
ll = layers.setdefault(l.name, [])
for a in Annotation.objects.filter(layer=l, item=self).order_by('start'):
ll.append(a.json())
return layers
def get_json(self, fields=None):
@ -351,8 +370,6 @@ class Item(models.Model):
if isinstance(i[key], datetime):
i[key] = i[key].strftime('%Y-%m-%dT%H:%M:%SZ')
if not fields:
i['stream'] = self.get_stream()
i['poster'] = self.get_poster()
i['posters'] = self.get_posters()
return i
@ -851,11 +868,11 @@ for key in filter(lambda k: 'sort' in k, config['itemKeys']):
name = {'id': 'itemId'}.get(name, name)
sort_type = key['sort'].get('type', key['type'])
model = {
'char': (models.CharField, dict(max_length=1000, db_index=True)),
'year': (models.CharField, dict(max_length=4, db_index=True)),
'integer': (models.BigIntegerField, dict(blank=True, db_index=True)),
'float': (models.FloatField, dict(blank=True, db_index=True)),
'date': (models.DateTimeField, dict(blank=True, db_index=True))
'char': (models.CharField, dict(null=True, max_length=1000, db_index=True)),
'year': (models.CharField, dict(null=True, max_length=4, db_index=True)),
'integer': (models.BigIntegerField, dict(null=True, blank=True, db_index=True)),
'float': (models.FloatField, dict(null=True, blank=True, db_index=True)),
'date': (models.DateTimeField, dict(null=True, blank=True, db_index=True))
}[{
'string': 'char',
'title': 'char',
@ -875,6 +892,19 @@ ItemSort.descending_fields = filter(lambda x: x.endswith('_desc'),
[f.name for f in ItemSort._meta.fields])
class Access(models.Model):
class Meta:
unique_together = ("item", "user")
access = models.DateTimeField(auto_now=True)
item = models.ForeignKey(Item, related_name='accessed')
user = models.ForeignKey(User, null=True, related_name='accessed_items')
def __unicode__(self):
if self.user:
return u"%s/%s/%s" % (self.user, self.item, self.access)
return u"%s/%s" % (self.item, self.access)
class Facet(models.Model):
'''
used for keys that can have multiple values like people, languages etc.

63
pandora/item/views.py
View file

@ -57,6 +57,23 @@ def _order_query(qs, sort, prefix='sort__'):
qs = qs.order_by(*order_by)
return qs
def _order_by_group(query):
if 'sort' in query:
if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items':
if query['group'] == "year":
order_by = query['sort'][0]['operator'] == '-' and 'items' or '-items'
else:
order_by = query['sort'][0]['operator'] == '-' and '-items' or 'items'
if query['group'] != "keyword":
order_by = (order_by, 'value_sort')
else:
order_by = (order_by,)
else:
order_by = query['sort'][0]['operator'] == '-' and '-value_sort' or 'value_sort'
order_by = (order_by, 'items')
else:
order_by = ('-value_sort', 'items')
return order_by
def _parse_query(data, user):
query = {}
@ -149,46 +166,27 @@ Positions
response = json_response({})
if 'group' in query:
if 'sort' in query:
if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items':
if query['group'] == "year":
order_by = query['sort'][0]['operator'] == '-' and 'items' or '-items'
else:
order_by = query['sort'][0]['operator'] == '-' and '-items' or 'items'
if query['group'] != "keyword":
order_by = (order_by, 'value_sort')
else:
order_by = (order_by,)
else:
order_by = query['sort'][0]['operator'] == '-' and '-value_sort' or 'value_sort'
order_by = (order_by, 'items')
else:
order_by = ('-value_sort', 'items')
response['data']['items'] = []
items = 'items'
item_qs = query['qs']
order_by = _order_by_group(query)
qs = models.Facet.objects.filter(key=query['group']).filter(item__id__in=item_qs)
qs = qs.values('value').annotate(items=Count('id')).order_by(*order_by)
if 'ids' in query:
#FIXME: this does not scale for larger results
response['data']['positions'] = {}
ids = [j['value'] for j in qs]
response['data']['positions'] = utils.get_positions(ids, query['ids'])
elif 'range' in data:
qs = qs[query['range'][0]:query['range'][1]]
response['data']['items'] = [{'name': i['value'], 'items': i[items]} for i in qs]
else:
response['data']['items'] = qs.count()
elif 'ids' in query:
#FIXME: this does not scale for larger results
qs = _order_query(query['qs'], query['sort'])
response['data']['positions'] = {}
ids = [j['itemId'] for j in qs.values('itemId')]
response['data']['positions'] = utils.get_positions(ids, query['ids'])
elif 'keys' in query:
response['data']['items'] = []
qs = _order_query(query['qs'], query['sort'])
@ -201,11 +199,11 @@ Positions
r[p] = m.get(p, '')
return r
qs = qs[query['range'][0]:query['range'][1]]
#response['data']['items'] = [only_p(m.get_json()) for m in qs]
#response['data']['items'] = [m.get_json(_p) for m in qs]
response['data']['items'] = [only_p(m['json']) for m in qs.values('json')]
else: # otherwise stats
items = query['qs']
files = File.objects.all().filter(item__in=items).exclude(size__gt=0)
files = File.objects.all().filter(item__in=items).filter(size__gt=0)
r = files.aggregate(
Sum('duration'),
Sum('pixels'),
@ -215,12 +213,13 @@ Positions
response['data']['files'] = files.count()
response['data']['items'] = items.count()
response['data']['pixels'] = r['pixels__sum']
response['data']['runtime'] = items.filter(sort__runtime_desc__gt=0).aggregate(Sum('sort__runtime_desc'))['sort__runtime_desc__sum']
if response['data']['runtime'] == None:
response['data']['runtime'] = 1337
response['data']['runtime'] = items.filter(sort__runtime_desc__gt=0).aggregate(
Sum('sort__runtime_desc'))['sort__runtime_desc__sum']
response['data']['size'] = r['size__sum']
for key in ('runtime', 'duration', 'pixels', 'size'):
if response['data'][key] == None:
response['data'][key] = 0
return render_to_json_response(response)
actions.register(find)
@ -287,11 +286,13 @@ def getItem(request):
response = json_response({})
itemId = json.loads(request.POST['data'])
item = get_object_or_404_json(models.Item, itemId=itemId)
#FIXME: check permissions
info = item.get_json()
info['stream'] = item.get_stream()
info['layers'] = item.get_layers()
response['data'] = {'item': info}
if item.access(request.user):
info = item.get_json()
info['stream'] = item.get_stream()
info['layers'] = item.get_layers()
response['data']['item'] = info
else:
response = json_response(status=403, text='permission denied')
return render_to_json_response(response)
actions.register(getItem)