def assign_groups_class(courseCode, max_size=5):
course_qs = UnitOffering.objects.filter(code='%s' % courseCode)
course_users = User.objects.filter(usersinunitoffering__in=course_qs)
#print(course_users)
group_n = 1
max_grp_size = max_size
group = []
for index in range(
1, (len(course_users) + 1)): #range from 1 - n; instead of 0-n
#print index
#print course_users[index-1], course_users[index-1].id
try:
#e = User.objects.filter(pk=course_users[index-1])[0]
#print e
group.append((course_users[index - 1], group_n))
except Exception as e:
print(e)
if (index % max_grp_size is 0):
group_n = group_n + 1
#print(group)
for (user, group_id) in group:
g = GroupMap(userId=user, course_code=courseCode, groupId=group_id)
g.save()
print("Mapped UserId: " + str(user.id) + " in course: " +
str(courseCode) + " to group " + str(group_id))
def assign_groups_class(courseCode, max_size=5):
course_qs = UnitOffering.objects.filter(code = '%s' % courseCode)
course_users = User.objects.filter(usersinunitoffering__in=course_qs)
#print(course_users)
group_n = 1
max_grp_size = max_size
group = []
for index in range(1,(len(course_users)+1)): #range from 1 - n; instead of 0-n
#print index
#print course_users[index-1], course_users[index-1].id
try:
#e = User.objects.filter(pk=course_users[index-1])[0]
#print e
group.append((course_users[index-1], group_n))
except Exception as e:
print(e)
if (index%max_grp_size is 0):
group_n = group_n+1
#print(group)
for (user, group_id) in group:
g = GroupMap(userId=user, course_code=courseCode, groupId=group_id)
g.save()
print("Mapped UserId: "+str(user.id)+" in course: "+str(courseCode)+" to group "+str(group_id));
def myclassifications(request):
context = RequestContext(request)
course_code = None
platform = None
user = request.user
username = user.username
uid = user.id
course_code = request.GET.get('course_code')
platform = request.GET.get('platform')
#get enable_group_coi_classifier boolean flag from UnitOffering
unit = UnitOffering.objects.filter(code=course_code).get()
enable_group_coi_classifier = unit.enable_group_coi_classifier
group_id_seed = None
if enable_group_coi_classifier:
# check if the user has a grp number assigned
group_id_seed = GroupMap.objects.filter(userId=user, course_code=course_code).values_list('groupId')
if len(group_id_seed)<0:
# (Table GroupMap requires an associated UserProfile as a foreign key)
grpmapentries = []
# max_grp_size set to 5 for development. Easily made customisable by setting this value when creating a unit
# which can then be pulled from the associated UnitOffering instance in the DB.
max_grp_size = 5
# Get the current highest group number (to assign user to unit group)
# Default is 1 (i.e. no other groups have been created)
highest_grp_num = 1
# Find the most current group ID
highest_grp_dict = GroupMap.objects.filter(course_code=unit.code).aggregate(Max('groupId'))
if highest_grp_dict['groupId__max'] is not None:
highest_grp_num = int(highest_grp_dict['groupId__max'])
# Now we figure out if there's space in this group (constrained by var max_grp_size)
members_in_hgrp = GroupMap.objects.filter(groupId=highest_grp_num).count()
if members_in_hgrp < max_grp_size:
grpmapentries.append((course_code, highest_grp_num))
else:
grpmapentries.append((course_code, highest_grp_num+1))
#Once the UserProfile has been saved, we can assign user to unit groups
for (unit,grp_num) in grpmapentries:
grpmap = GroupMap(userId=user, course_code=unit, groupId=grp_num)
grpmap.save()
group_id_seed = GroupMap.objects.filter(userId=user, course_code=course_code).values_list('groupId')
inner_q = UserClassification.objects.filter(username=username).values_list('classification_id')
#Need to add unique identifier to models to distinguish between classes
classifier_name = "nb_%s_%s.model" % (course_code,platform)
kwargs = {'classifier':classifier_name, 'xapistatement__course_code': course_code}
if enable_group_coi_classifier:
kwargs['xapistatement__username'] = username
classifications_list = list(Classification.objects.filter(**kwargs).exclude(id__in = inner_q))
if enable_group_coi_classifier:
random.seed(group_id_seed)
random.shuffle(classifications_list)
context_dict = {'course_code':course_code, 'platform':platform, 'title': "Community of Inquiry Classification", 'username':username, 'uid':uid, 'classifications': classifications_list }
return render_to_response('dashboard/myclassifications.html', context_dict, context)
def myclassifications(request):
context = RequestContext(request)
course_code = None
platform = None
user = request.user
username = user.username
uid = user.id
course_code = request.GET.get('course_code')
platform = request.GET.get('platform')
#get enable_group_coi_classifier boolean flag from UnitOffering
unit = UnitOffering.objects.filter(code=course_code).get()
enable_group_coi_classifier = unit.enable_group_coi_classifier
group_id_seed = None
if enable_group_coi_classifier:
# check if the user has a grp number assigned
group_id_seed = GroupMap.objects.filter(
userId=user, course_code=course_code).values_list('groupId')
if len(group_id_seed) < 0:
# (Table GroupMap requires an associated UserProfile as a foreign key)
grpmapentries = []
# max_grp_size set to 5 for development. Easily made customisable by setting this value when creating a unit
# which can then be pulled from the associated UnitOffering instance in the DB.
max_grp_size = 5
# Get the current highest group number (to assign user to unit group)
# Default is 1 (i.e. no other groups have been created)
highest_grp_num = 1
# Find the most current group ID
highest_grp_dict = GroupMap.objects.filter(
course_code=unit.code).aggregate(Max('groupId'))
if highest_grp_dict['groupId__max'] is not None:
highest_grp_num = int(highest_grp_dict['groupId__max'])
# Now we figure out if there's space in this group (constrained by var max_grp_size)
members_in_hgrp = GroupMap.objects.filter(
groupId=highest_grp_num).count()
if members_in_hgrp < max_grp_size:
grpmapentries.append((course_code, highest_grp_num))
else:
grpmapentries.append((course_code, highest_grp_num + 1))
#Once the UserProfile has been saved, we can assign user to unit groups
for (unit, grp_num) in grpmapentries:
grpmap = GroupMap(userId=user,
course_code=unit,
groupId=grp_num)
grpmap.save()
group_id_seed = GroupMap.objects.filter(
userId=user, course_code=course_code).values_list('groupId')
inner_q = UserClassification.objects.filter(
username=username).values_list('classification_id')
#Need to add unique identifier to models to distinguish between classes
classifier_name = "nb_%s_%s.model" % (course_code, platform)
kwargs = {
'classifier': classifier_name,
'xapistatement__course_code': course_code
}
if enable_group_coi_classifier:
kwargs['xapistatement__username'] = username
classifications_list = list(
Classification.objects.filter(**kwargs).exclude(id__in=inner_q))
if enable_group_coi_classifier:
random.seed(group_id_seed)
random.shuffle(classifications_list)
context_dict = {
'course_code': course_code,
'platform': platform,
'title': "Community of Inquiry Classification",
'username': username,
'uid': uid,
'classifications': classifications_list
}
return render_to_response('dashboard/myclassifications.html', context_dict,
context)