def gen_perm(tup):
new_perm = Permission(permission_type=tup[0], program=prog)
if tup[2]:
new_perm.start_date = tup[2]
if tup[3]:
new_perm.end_date = tup[3]
if tup[1] is not None:
new_perm.user = tup[1]
new_perm.save()
return
elif tup[1] is None and tup[0].startswith("Student"):
new_perm.role = Group.objects.get(name="Student")
new_perm.save()
return
elif tup[1] is None and tup[0].startswith("Teacher"):
new_perm.role = Group.objects.get(name="Teacher")
new_perm.save()
return
#It's not for a specific user and not a teacher or student deadline
for x in ESPUser.getTypes():
newnew_perm = Permission(permission_type=new_perm.permission_type,
role=Group.objects.get(name=x),
start_date=new_perm.start_date,
end_date=new_perm.end_date,
program=prog)
newnew_perm.save()
def gen_perm(tup):
new_perm=Permission(permission_type=tup[0], program=prog)
if tup[2]:
new_perm.start_date = tup[2]
if tup[3]:
new_perm.end_date = tup[3]
if tup[1] is not None:
new_perm.user=tup[1]
new_perm.save()
return
elif tup[1] is None and tup[0].startswith("Student"):
new_perm.role=Group.objects.get(name="Student")
new_perm.save()
return
elif tup[1] is None and tup[0].startswith("Teacher"):
new_perm.role=Group.objects.get(name="Teacher")
new_perm.save()
return
#It's not for a specific user and not a teacher or student deadline
for x in ESPUser.getTypes():
newnew_perm=Permission(permission_type=new_perm.permission_type, role=Group.objects.get(name=x), start_date=new_perm.start_date, end_date=new_perm.end_date, program=prog)
newnew_perm.save()
def lottery(self, prog, role):
# Run lottery algorithm.
# Get grade caps
grade_caps_str = prog.grade_caps()
grade_caps = {
int(key[0]): value
for key, value in grade_caps_str.iteritems()
}
#Get lottery records and randomize them
records = PhaseZeroRecord.objects.filter(program=prog).order_by('?')
###############################################################################
# The lottery algorithm is run, with randomization and processing in order.
# If any one in the group doesn't get in (due to cap size), no one in that group gets in.
counts = {key: 0 for key in grade_caps}
winners, _ = Group.objects.get_or_create(name=role)
for i in records:
sibs = i.user.all()
newcounts = copy.copy(counts)
for j in sibs:
newcounts[j.getGrade(prog)] += 1
cpass = not any(newcounts[c] > grade_caps[c] for c in counts)
if cpass:
winners.user_set.add(*sibs)
counts = newcounts
###############################################################################
# Post lottery, assign permissions to people in the lottery winners group
# Assign OverridePhaseZero permission and Student/All permissions
override_perm = Permission(permission_type='OverridePhaseZero',
role=winners,
start_date=datetime.datetime.now(),
program=prog)
studentAll_perm = Permission(permission_type='Student/All',
role=winners,
start_date=datetime.datetime.now(),
program=prog)
override_perm.save()
studentAll_perm.save()
# Add tag to indicate student lottery has been run
Tag.setTag('student_lottery_run', target=prog, value='True')
return True