def get(self, request, *args, **kw):
if request.user.is_authenticated():
list_viewed = []
try:
eprofile = EmifProfile.objects.get(user=request.user)
except EmifProfile.DoesNotExist:
print "-- ERROR: Couldn't get emif profile for user"
most_hit = Hit.objects.filter(user=request.user).values(
'user', 'hitcount__object_pk').annotate(
total_hits=Count('hitcount')).order_by('-total_hits')
i = 0
for hit in most_hit:
try:
this_fingerprint = Fingerprint.valid().get(
id=hit['hitcount__object_pk'])
if eprofile.restricted:
try:
allowed = RestrictedUserDbs.objects.get(
user=request.user,
fingerprint=this_fingerprint)
except RestrictedUserDbs.DoesNotExist:
restricted = RestrictedGroup.hashes(request.user)
if this_fingerprint.fingerprint_hash not in RestrictedGroup.hashes(
request.user):
continue
list_viewed.append({
'hash': this_fingerprint.fingerprint_hash,
'name': this_fingerprint.findName(),
'count': hit['total_hits']
})
i += 1
if i == 10:
break
except Fingerprint.DoesNotExist:
print "-- Error on hitcount for fingerprint with id " + hit[
'hitcount__object_pk']
response = Response({'mostviewed': list_viewed},
status=status.HTTP_200_OK)
else:
response = Response({}, status=status.HTTP_403_FORBIDDEN)
return response
def restriction(user):
dbs = RestrictedUserDbs.objects.filter(user=user)
rest = None
i = 0
def add_condition(i, rest, hash):
if rest == None:
rest = " AND (id:"+hash
else:
rest += " OR id:"+hash
i += 1
return (i, rest)
# The main principle is avoid iterations, since usually this number will be very restricted in comparison with the real value
for db in dbs:
(i, rest) = add_condition(i, rest, db.fingerprint.fingerprint_hash)
dbs = RestrictedGroup.hashes(user)
for hash in dbs:
(i, rest) = add_condition(i, rest, hash)
if i>0:
rest += ")"
return rest
def get(self, request, *args, **kw):
if request.user.is_authenticated():
list_viewed = []
try:
eprofile = EmifProfile.objects.get(user=request.user)
except EmifProfile.DoesNotExist:
print "-- ERROR: Couldn't get emif profile for user"
most_hit = Hit.objects.filter(user=request.user).values('user','hitcount__object_pk').annotate(total_hits=Count('hitcount')).order_by('-total_hits')
i=0
for hit in most_hit:
try:
this_fingerprint = Fingerprint.valid().get(id=hit['hitcount__object_pk'])
if eprofile.restricted:
try:
allowed = RestrictedUserDbs.objects.get(user=request.user, fingerprint=this_fingerprint)
except RestrictedUserDbs.DoesNotExist:
restricted = RestrictedGroup.hashes(request.user)
if this_fingerprint.fingerprint_hash not in RestrictedGroup.hashes(request.user):
continue
list_viewed.append(
{
'hash': this_fingerprint.fingerprint_hash,
'name': this_fingerprint.findName(),
'count': hit['total_hits']
})
i+=1
if i == 10:
break
except Fingerprint.DoesNotExist:
print "-- Error on hitcount for fingerprint with id "+hit['hitcount__object_pk']
response = Response({'mostviewed': list_viewed}, status=status.HTTP_200_OK)
else:
response = Response({}, status=status.HTTP_403_FORBIDDEN)
return response
def get_matrix_data(db_type, qset_post, user, flat=False):
# generate a mumbo jumbo digest for this combination of parameters, to be used as key for caching purposes
string_to_be_hashed = "dbtype" + str(db_type)
for post in qset_post:
string_to_be_hashed += "qs" + post
string_to_be_hashed += "_hashed_" + str(flat)
hashed = hashlib.sha256(string_to_be_hashed).hexdigest()
titles = None
answers = None
cached = cache.get(hashed)
if cached != None:
#print "cache hit"
(titles, answers) = cached
else:
#print "need for cache"
qset_int = []
for qs in qset_post:
qset_int.append(int(qs))
qset = QuestionSet.objects.filter(id__in=qset_int)
fingerprints = Fingerprint.objects.filter(questionnaire__id=db_type)
try:
eprofile = EmifProfile.objects.get(user=user)
if eprofile.restricted == True:
hashes = RestrictedGroup.hashes(user)
others = RestrictedUserDbs.objects.filter(user=user)
for db in others:
hashes.add(db.fingerprint.fingerprint_hash)
fingerprints = fingerprints.filter(fingerprint_hash__in=hashes)
except EmifProfile.DoesNotExist:
print "-- ERROR: Couldn't get emif profile for user"
(titles, answers) = creatematrixqsets(db_type,
fingerprints,
qset,
flat=flat)
cache.set(hashed, (titles, answers), 720) # 12 hours of cache
return (hashed, titles, answers)
def get_matrix_data(db_type, qset_post, user, flat=False):
# generate a mumbo jumbo digest for this combination of parameters, to be used as key for caching purposes
string_to_be_hashed = "dbtype"+str(db_type)
for post in qset_post:
string_to_be_hashed+="qs"+post
string_to_be_hashed += "_hashed_"+str(flat)
hashed = hashlib.sha256(string_to_be_hashed).hexdigest()
titles = None
answers = None
cached = cache.get(hashed)
if cached != None:
#print "cache hit"
(titles, answers) = cached
else :
#print "need for cache"
qset_int = []
for qs in qset_post:
qset_int.append(int(qs))
qset = QuestionSet.objects.filter(id__in=qset_int)
fingerprints = Fingerprint.objects.filter(questionnaire__id=db_type)
try:
eprofile = EmifProfile.objects.get(user=user)
if eprofile.restricted == True:
hashes = RestrictedGroup.hashes(user)
others = RestrictedUserDbs.objects.filter(user=user)
for db in others:
hashes.add(db.fingerprint.fingerprint_hash)
fingerprints = fingerprints.filter(fingerprint_hash__in=hashes)
except EmifProfile.DoesNotExist:
print "-- ERROR: Couldn't get emif profile for user"
(titles, answers) = creatematrixqsets(db_type, fingerprints, qset, flat=flat)
cache.set(hashed, (titles, answers), 720) # 12 hours of cache
return (hashed, titles, answers)