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allgroupsoverview.py
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allgroupsoverview.py
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from crispy_forms import layout
from crispy_forms.helper import FormHelper
from django.http import HttpResponseBadRequest
from django.http import HttpResponseRedirect
from django.http import Http404
from django.shortcuts import redirect
from django.core.urlresolvers import reverse
from django.views.generic import DetailView
from django.views.generic.detail import SingleObjectMixin
from django.views.generic import View
from django.core.paginator import Paginator
from django.core.paginator import EmptyPage
from django.core.paginator import PageNotAnInteger
from django import forms
from django.utils.translation import ugettext_lazy as _
from devilry.apps.core.models import Assignment
from devilry.apps.core.models import AssignmentGroup
from devilry_gradingsystem.models import FeedbackDraft
def get_paginated_page(paginator, page):
try:
paginated_page = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
paginated_page = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999), deliver last page of results.
paginated_page = paginator.page(paginator.num_pages)
return paginated_page
class OrderingForm(forms.Form):
assignment_type_choices_map = {
'normal': [
('', _('Order by: Name')),
('name_descending', _('Order by: Name reversed')),
# ('lastname', _('Order by: Last name')),
# ('lastname_descending', _('Order by: Last name reversed')),
('username', _('Order by: Username')),
('username_descending', _('Order by: Username reversed'))
],
'anonymous':[
('candidate_id', _("Order by: Candidate id")),
('candidate_id_descending', _("Order by: Candidate id reversed"))
],
}
order_by = forms.ChoiceField(
required=False
)
def __init__(self, *args, **kwargs):
assignment_type = kwargs.pop('assignment_type', 'normal')
super(OrderingForm, self).__init__(*args, **kwargs)
self.fields['order_by'].choices = self.assignment_type_choices_map[assignment_type]
self.fields['examinermode'] = forms.CharField(required=False, max_length=50, widget=forms.HiddenInput())
self.helper = FormHelper()
self.helper.form_tag = True
self.helper.form_method = 'GET'
self.helper.form_class = 'form-inline'
self.helper.form_show_labels = False
self.helper.disable_csrf = True
self.helper.layout = layout.Layout(
layout.Field('order_by', onchange="this.form.submit();"),
layout.Field('examinermode')
)
class ExaminerModeForm(forms.Form):
examinermode = forms.ChoiceField(
required=False,
choices=[
('normal', _('Edit mode: Normal')),
('quick', _('Edit mode: Quick'))
]
)
def __init__(self, *args, **kwargs):
super(ExaminerModeForm, self).__init__(*args, **kwargs)
self.fields['order_by'] = forms.CharField(required=False, max_length=50, widget=forms.HiddenInput())
self.helper = FormHelper()
self.helper.form_tag = True
self.helper.form_method = 'GET'
self.helper.form_class = 'form-inline'
self.helper.form_show_labels = False
self.helper.disable_csrf = True
self.helper.layout = layout.Layout(
layout.Field('order_by'),
layout.Field('examinermode', onchange="this.form.submit();")
)
class QuickApprovedNotApprovedFeedbackForm(forms.Form):
points = forms.ChoiceField(
required=False,
choices=[
('', ''),
('1', _('Passed')),
('0', _('Failed')),
]
)
def __init__(self, *args, **kwargs):
self.group = kwargs.pop('group')
super(QuickApprovedNotApprovedFeedbackForm, self).__init__(*args, **kwargs)
self.helper = FormHelper()
self.helper.form_tag = False
self.helper.disable_csrf = True
self.helper.form_show_labels = False
self.helper.layout = layout.Layout(
layout.Field('points'),
)
def get_draft(self, request):
points = self.cleaned_data['points']
if points == '':
return None
points = int(points)
if self.group.last_delivery is None:
return None
if self.group.feedback and self.group.feedback.points == points:
return None
draft = FeedbackDraft(
delivery=self.group.last_delivery,
points=points,
feedbacktext_raw='',
feedbacktext_html='',
saved_by=request.user
)
return draft
class QuickFeedbackFormCollection(object):
def __init__(self, request, assignment, groupqueryset):
self.request = request
self.assignment = assignment
self.groupqueryset = groupqueryset
self.forms = self._create_forms()
def _get_form_class(self):
# TODO: Use assignment to find grading system
return QuickApprovedNotApprovedFeedbackForm
def _get_initial(self, feedback):
# TODO: Use assignment to find grading system
if feedback is None:
points = ''
else:
points = feedback.points
return {
'points': points
}
def _create_forms(self):
form_class = self._get_form_class()
forms = {}
for group in self.groupqueryset.all():
feedback = group.feedback
kwargs = {
'group': group,
'prefix': 'quickfeedbackform{}'.format(group.id),
'initial': self._get_initial(feedback),
}
if self.request.method == 'POST':
form = form_class(self.request.POST, **kwargs)
else:
form = form_class(**kwargs)
forms[group.id] = form
return forms
def get_form_by_groupid(self, groupid):
return self.forms[groupid]
def is_valid(self):
is_valid = True
for form in self.forms.itervalues():
if not form.is_valid():
is_valid = False
return is_valid
def save(self):
for form in self.forms.itervalues():
draft = form.get_draft(self.request)
if draft is None:
continue
draft.published = True
draft.staticfeedback = draft.to_staticfeedback()
draft.staticfeedback.full_clean()
draft.staticfeedback.save()
draft.save()
class AllGroupsOverview(DetailView):
template_name = "devilry_examiner/allgroupsoverview_base.django.html"
model = Assignment
context_object_name = 'assignment'
pk_url_kwarg = 'assignmentid'
currentpage = 'all'
paginate_by = 100
order_by_map = {
'': 'candidates__student__devilryuserprofile__full_name',
'name_descending': '-candidates__student__devilryuserprofile__full_name',
'username': 'candidates__student__username',
'username_descending': '-candidates__student__username',
# 'lastname': 'candidates__student__last_name',
# 'lastname_descending': '-candidates__student__last_name',
'candidate_id': 'candidates__candidate_id',
'candidate_id_descending': '-candidates__candidate_id'
}
def get_success_url(self):
query_string = self.request.META.get('QUERY_STRING', '')
url = "{}?{}".format(reverse('devilry_examiner_allgroupsoverview', args=[self.object.id]), query_string)
return url
def _get_assignment_type(self, *args, **kwargs):
assignmentid = kwargs.get('assignmentid')
assignment = Assignment.objects.get(id=assignmentid)
assignment_type = "normal"
if assignment.anonymous:
assignment_type = "anonymous"
return assignment_type
def dispatch(self, request, *args, **kwargs):
self.orderingform = OrderingForm(request.GET, assignment_type=self._get_assignment_type(*args, **kwargs))
self.examinermode_form = ExaminerModeForm(request.GET)
if self.examinermode_form.is_valid():
self.examinermode = self.examinermode_form.cleaned_data['examinermode']
if not self.examinermode:
self.examinermode = 'normal'
else:
return HttpResponseBadRequest(self.examinermode_form.errors.as_text())
if self.orderingform.is_valid():
self.order_by = self.orderingform.cleaned_data['order_by']
else:
return HttpResponseBadRequest(self.orderingform.errors.as_text())
return super(AllGroupsOverview, self).dispatch(request, *args, **kwargs)
def _order_groupqueryset(self, groupqueryset):
if self.order_by in ('', 'name_descending'):
if self.order_by == '':
order_by_field = 'full_name'
else:
order_by_field = '-full_name'
groupqueryset = groupqueryset.extra(
select={
'full_name': """
SELECT selected_candidate.selected_candidate_full_name
FROM (
SELECT
core_devilryuserprofile.full_name as selected_candidate_full_name
FROM core_candidate
INNER JOIN auth_user
ON auth_user.id=core_candidate.student_id
INNER JOIN core_devilryuserprofile
ON core_devilryuserprofile.user_id=auth_user.id
WHERE core_assignmentgroup.id=core_candidate.assignment_group_id
ORDER BY core_devilryuserprofile.full_name
LIMIT 1
) AS selected_candidate
"""
},
order_by=[order_by_field]
)
elif self.order_by in ('username', 'username_descending'):
if self.order_by == 'username':
order_by_field = 'username'
else:
order_by_field = '-username'
groupqueryset = groupqueryset.extra(
select={
'username': """
SELECT selected_candidate.selected_candidate_username
FROM (
SELECT
auth_user.username as selected_candidate_username
FROM core_candidate
INNER JOIN auth_user
ON auth_user.id=core_candidate.student_id
WHERE core_assignmentgroup.id=core_candidate.assignment_group_id
ORDER BY auth_user.username
LIMIT 1
) AS selected_candidate
"""
},
order_by=[order_by_field]
)
elif self.order_by in ('candidate_id', 'candidate_id_descending'):
if self.order_by == 'candidate_id':
order_by_field = 'candidate_id'
else:
order_by_field = '-candidate_id'
groupqueryset = groupqueryset.extra(
select={
'candidate_id': """
SELECT selected_candidate.selected_candidate_id
FROM (
SELECT
core_candidate.candidate_id as selected_candidate_id
FROM core_candidate
WHERE core_assignmentgroup.id=core_candidate.assignment_group_id
ORDER BY core_candidate.candidate_id
LIMIT 1
) AS selected_candidate
"""
},
order_by=[order_by_field]
)
return groupqueryset
def _get_groupqueryset(self):
# Need to get queryset from custom manager.
# Get only AssignmentGroup within same assignment
groupqueryset = AssignmentGroup.objects.get_queryset()\
.filter(parentnode__id=self.object.id)\
.filter_examiner_has_access(self.request.user)
groupqueryset = self._order_groupqueryset(groupqueryset)
return groupqueryset
def _get_paginator(self, groups):
return Paginator(groups, self.paginate_by, orphans=3)
def get_context_data(self, **kwargs):
if 'selected_group_ids' in self.request.session:
del self.request.session['selected_group_ids']
context = super(AllGroupsOverview, self).get_context_data(**kwargs)
assignment = self.object
if 'quickfeedback_formcollection' not in context:
context['quickfeedback_formcollection'] = self._get_quickfeedback_formcollection()
groups = self._get_groupqueryset()
context['count_all'] = groups.count()
context['count_waiting_for_feedback'] = groups.filter_waiting_for_feedback().count()
if assignment.is_electronic:
context['count_waiting_for_deliveries'] = groups.filter_waiting_for_deliveries().count()
context['count_corrected'] = groups.filter_by_status('corrected').count()
paginator = self._get_paginator(groups)
page = self.request.GET.get('page')
context['groups'] = get_paginated_page(paginator, page)
context['allgroups'] = groups
context['currentpage'] = self.currentpage
context['orderingform'] = self.orderingform
context['order_by'] = self.order_by
context['examinermode'] = 'normal' # The mode is normal for all non supported grade plugins
if assignment.grading_system_plugin_id == 'devilry_gradingsystemplugin_approved':
context['examinermode_form'] = self.examinermode_form
context['examinermode'] = self.examinermode
return context
def get_queryset(self):
return Assignment.objects.filter_examiner_has_access(self.request.user)
def _get_quickfeedback_formcollection(self):
return QuickFeedbackFormCollection(
request=self.request,
assignment=self.get_object(),
groupqueryset=self._get_groupqueryset())
def post(self, request, *args, **kwargs):
self.object = self.get_object()
quickfeedback_formcollection = self._get_quickfeedback_formcollection()
if quickfeedback_formcollection.is_valid():
quickfeedback_formcollection.save()
return HttpResponseRedirect(self.get_success_url())
else:
context = self.get_context_data(quickfeedback_formcollection=quickfeedback_formcollection)
return self.render_to_response(context=context)
class WaitingForFeedbackOverview(AllGroupsOverview):
template_name = "devilry_examiner/waiting-for-feedback-list.django.html"
currentpage = 'waiting_for_feedback'
def get_context_data(self, **kwargs):
context = super(WaitingForFeedbackOverview, self).get_context_data(**kwargs)
groups = context['allgroups']
groups = groups.filter_waiting_for_feedback()
page = self.request.GET.get('page')
context['groups'] = get_paginated_page(self._get_paginator(groups), page)
return context
class WaitingForDeliveriesOverview(AllGroupsOverview):
template_name = "devilry_examiner/waiting-for-deliveries-overview.django.html"
currentpage = 'waiting_for_deliveries'
def get_context_data(self, **kwargs):
context = super(WaitingForDeliveriesOverview, self).get_context_data(**kwargs)
groups = context['allgroups']
groups = groups.filter_waiting_for_deliveries()
paginator = Paginator(groups, 100, orphans=2)
page = self.request.GET.get('page')
context['groups'] = get_paginated_page(self._get_paginator(groups), page)
return context
class CorrectedOverview(AllGroupsOverview):
template_name = "devilry_examiner/corrected-overview.django.html"
currentpage = 'corrected'
def get_context_data(self, **kwargs):
context = super(CorrectedOverview, self).get_context_data(**kwargs)
groups = context['allgroups']
groups = groups.filter_by_status('corrected')
paginator = Paginator(groups, 100, orphans=2)
page = self.request.GET.get('page')
context['groups'] = get_paginated_page(self._get_paginator(groups), page)
return context
class WaitingForFeedbackOrAllRedirectView(SingleObjectMixin, View):
model = Assignment
context_object_name = 'assignment'
pk_url_kwarg = 'assignmentid'
def get(self, *args, **kwargs):
assignment = self.get_object()
has_waiting_for_feedback = AssignmentGroup.objects\
.filter_examiner_has_access(self.request.user)\
.filter(parentnode=assignment)\
.filter_waiting_for_feedback().exists()
if has_waiting_for_feedback:
viewname = 'devilry_examiner_waiting_for_feedback'
else:
viewname = 'devilry_examiner_allgroupsoverview'
return redirect(viewname, assignmentid=assignment.id)
def get_queryset(self):
return Assignment.objects.filter_examiner_has_access(self.request.user)