305 lines
13 KiB
Python
305 lines
13 KiB
Python
# -*- encoding: utf-8 -*-
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from __future__ import unicode_literals
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import json
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from datetime import date
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from django.db.models import Count
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from django.http import HttpResponse, HttpResponseNotAllowed
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from django.shortcuts import get_object_or_404
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from django.utils.datastructures import SortedDict
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from django.views.generic import DetailView, TemplateView, ListView
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from .forms import PeriodForm
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from .models import (Section, Student, Corporation, CorpContact, Period,
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Training, Referent, Availability)
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def school_year_start():
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""" Return first official day of current school year """
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current_year = date.today().year
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if date(current_year, 8, 1) > date.today():
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return date(current_year-1, 8, 1)
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else:
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return date(current_year, 8, 1)
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class CorporationListView(ListView):
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model = Corporation
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template_name = 'corporations.html'
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class CorporationView(DetailView):
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model = Corporation
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template_name = 'corporation.html'
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context_object_name = 'corp'
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def get_context_data(self, **kwargs):
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context = super(CorporationView, self).get_context_data(**kwargs)
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# Create a structure like:
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# {'2011-2012': {'avails': [avail1, avail2, ...], 'stats': {'fil': num}},
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# '2012-2013': ...}
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school_years = SortedDict()
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for av in Availability.objects.filter(corporation=self.object
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).select_related('training__student__klass', 'period__section'
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).order_by('period__start_date'):
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if av.period.school_year not in school_years:
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school_years[av.period.school_year] = {'avails': [], 'stats': {}}
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school_years[av.period.school_year]['avails'].append(av)
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if av.period.section.name not in school_years[av.period.school_year]['stats']:
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school_years[av.period.school_year]['stats'][av.period.section.name] = 0
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try:
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av.training
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# Only add to stats if training exists
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school_years[av.period.school_year]['stats'][av.period.section.name] += av.period.weeks
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except Training.DoesNotExist:
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pass
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context['years'] = school_years
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return context
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class AttributionView(TemplateView):
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"""
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Base view for the attribution screen. Populate sections and referents.
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All other data are retrieved through AJAX requests:
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* training periods: section_period
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* corp. availabilities for current period: period_availabilities
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* already planned training for current period: TrainingsByPeriodView
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* student list targetted by current period: period_students
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When an availability is chosen:
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* corp. contact list: CorpContactJSONView
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When a student is chosen;
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* details of a student: StudentSummaryView
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"""
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template_name = 'attribution.html'
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def get_context_data(self, **kwargs):
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context = super(AttributionView, self).get_context_data(**kwargs)
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# Need 2 queries, because referents with no training item would not appear in the second query
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referents = Referent.objects.all().order_by('last_name', 'first_name')
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# Populate each referent with the number of referencies done during the current school year
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ref_counts = dict([(ref.id, ref.num_refs)
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for ref in Referent.objects.filter(training__availability__period__end_date__gte=school_year_start
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).annotate(num_refs=Count('training'))])
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for ref in referents:
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ref.num_refs = ref_counts.get(ref.id, 0)
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context.update({
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#'period_form': PeriodForm(),
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'sections': Section.objects.all(),
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'referents': referents,
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})
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return context
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class StudentSummaryView(DetailView):
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model = Student
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template_name = 'student_summary.html'
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def get_context_data(self, **kwargs):
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context = super(StudentSummaryView, self).get_context_data(**kwargs)
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context['previous_stages'] = self.object.training_set.all(
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).select_related('availability__corporation').order_by('availability__period__end_date')
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return context
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class AvailabilitySummaryView(DetailView):
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model = Availability
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template_name = 'availability_summary.html'
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class TrainingsByPeriodView(ListView):
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template_name = 'trainings_list.html'
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context_object_name = 'trainings'
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def get_queryset(self):
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return Training.objects.select_related('student__klass', 'availability__corporation', 'availability__domain'
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).filter(availability__period__pk=self.kwargs['pk']
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).order_by('student__last_name', 'student__first_name')
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class CorpContactJSONView(ListView):
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""" Return all contacts from a given corporation """
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return_fields = ['id', 'first_name', 'last_name', 'role', 'is_main']
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def get_queryset(self):
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return CorpContact.objects.filter(corporation__pk=self.kwargs['pk'])
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def render_to_response(self, context):
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serialized = [dict([(field, getattr(obj, field)) for field in self.return_fields])
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for obj in context['object_list']]
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return HttpResponse(json.dumps(serialized), content_type="application/json")
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# AJAX views:
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def section_periods(request, pk):
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""" Return all periods from a section (JSON) """
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section = get_object_or_404(Section, pk=pk)
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periods = [{'id': p.id, 'dates': p.dates, 'title': p.title}
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for p in section.period_set.all().order_by('-start_date')]
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return HttpResponse(json.dumps(periods), content_type="application/json")
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def section_classes(request, pk):
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section = get_object_or_404(Section, pk=pk)
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classes = [(k.id, k.name) for k in section.klass_set.all()]
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return HttpResponse(json.dumps(classes), content_type="application/json")
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def period_students(request, pk):
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"""
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Return all active students from period's section and level,
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with corresponding Training if existing (JSON)
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"""
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period = get_object_or_404(Period, pk=pk)
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students = Student.objects.filter(
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archived=False, klass__section=period.section, klass__level=period.relative_level
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).order_by('last_name')
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trainings = dict((t.student_id, t.id) for t in Training.objects.filter(availability__period=period))
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data = [{
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'name': unicode(s),
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'id': s.id,
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'training_id': trainings.get(s.id),
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'klass': s.klass.name} for s in students]
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return HttpResponse(json.dumps(data), content_type="application/json")
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def period_availabilities(request, pk):
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""" Return all availabilities in the specified period """
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period = get_object_or_404(Period, pk=pk)
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corps = [{'id': av.id, 'id_corp': av.corporation.id, 'corp_name': av.corporation.name,
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'domain': av.domain.name, 'free': av.free}
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for av in period.availability_set.select_related('corporation').all()]
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return HttpResponse(json.dumps(corps), content_type="application/json")
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def new_training(request):
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if request.method != 'POST':
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return HttpResponseNotAllowed()
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ref_key = request.POST.get('referent')
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cont_key = request.POST.get('contact')
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try:
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ref = Referent.objects.get(pk=ref_key) if ref_key else None
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contact = CorpContact.objects.get(pk=cont_key) if cont_key else None
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avail = Availability.objects.get(pk=request.POST.get('avail'))
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training = Training.objects.create(
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student=Student.objects.get(pk=request.POST.get('student')),
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availability=avail,
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referent=ref,
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)
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if avail.contact != contact:
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avail.contact = contact
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avail.save()
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except Exception as exc:
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return HttpResponse(str(exc))
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return HttpResponse('OK')
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def del_training(request):
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""" Delete training and return the referent id """
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if request.method != 'POST':
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return HttpResponseNotAllowed()
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training = get_object_or_404(Training, pk=request.POST.get('pk'))
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ref_id = training.referent_id
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training.delete()
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return HttpResponse(json.dumps({'ref_id': ref_id}), content_type="application/json")
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EXPORT_FIELDS = [
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('Prénom', 'student__first_name'), ('Nom', 'student__last_name'),
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('Classe', 'student__klass__name'), ('Filière', 'student__klass__section__name'),
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('Nom du stage', 'availability__period__title'),
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('Début', 'availability__period__start_date'), ('Fin', 'availability__period__end_date'),
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('Remarques stage', 'comment'),
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('Prénom référent', 'referent__first_name'), ('Nom référent', 'referent__last_name'),
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('Courriel référent', 'referent__email'),
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('Institution', 'availability__corporation__name'),
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('Rue Inst.', 'availability__corporation__street'),
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('NPA Inst.', 'availability__corporation__pcode'),
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('Ville Inst.', 'availability__corporation__city'),
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('Domaine', 'availability__domain__name'),
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('Remarques Inst.', 'availability__comment'),
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('Civilité contact', 'availability__contact__title'),
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('Prénom contact', 'availability__contact__first_name'),
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('Nom contact', 'availability__contact__last_name'),
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('Courriel contact', 'availability__contact__email'),
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('Courriel contact - copie', None),
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]
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NON_ATTR_EXPORT_FIELDS = [
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('Filière', 'period__section__name'),
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('Nom du stage', 'period__title'),
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('Début', 'period__start_date'), ('Fin', 'period__end_date'),
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('Institution', 'corporation__name'),
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('Rue Inst.', 'corporation__street'),
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('NPA Inst.', 'corporation__pcode'),
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('Ville Inst.', 'corporation__city'),
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('Domaine', 'domain__name'),
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('Remarques Inst.', 'comment'),
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('Civilité contact', 'contact__title'),
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('Prénom contact', 'contact__first_name'),
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('Nom contact', 'contact__last_name'),
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('Courriel contact', 'contact__email'),
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('Courriel contact - copie', None),
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]
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def stages_export(request):
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from datetime import date
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from openpyxl import Workbook
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from openpyxl.writer.excel import save_virtual_workbook
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period_filter = request.GET.get('period')
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non_attributed = bool(int(request.GET.get('non_attr', 0)))
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export_fields = EXPORT_FIELDS
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contact_test_field = 'availability__contact__last_name'
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corp_name_field = 'availability__corporation__name'
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if period_filter:
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if non_attributed:
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# Export non attributed availabilities for a specific period
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query = Availability.objects.filter(period_id=period_filter, training__isnull=True)
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export_fields = NON_ATTR_EXPORT_FIELDS
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contact_test_field = 'contact__last_name'
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corp_name_field = 'corporation__name'
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else:
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# Export trainings for a specific period
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query = Training.objects.filter(availability__period_id=period_filter)
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else:
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# Export all trainings in the database
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query = Training.objects.all()
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# Prepare "default" contacts (when not defined on training)
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default_contacts = dict((c, '') for c in Corporation.objects.all().values_list('name', flat=True))
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always_ccs = dict((c, []) for c in Corporation.objects.all().values_list('name', flat=True))
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for contact in CorpContact.objects.all().select_related('corporation').order_by('corporation'):
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if not default_contacts[contact.corporation.name] or contact.is_main is True:
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default_contacts[contact.corporation.name] = contact
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if contact.always_cc:
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always_ccs[contact.corporation.name].append(contact)
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wb = Workbook()
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ws = wb.get_active_sheet()
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ws.title = 'Stages'
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# Headers
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for col_idx, header in enumerate([f[0] for f in export_fields]):
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ws.cell(row=0, column=col_idx).value = header
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ws.cell(row=0, column=col_idx).style.font.bold = True
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# Data
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query_keys = [f[1] for f in export_fields if f[1] is not None]
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for row_idx, tr in enumerate(query.values(*query_keys), start=1):
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for col_idx, field in enumerate(query_keys):
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ws.cell(row=row_idx, column=col_idx).value = tr[field]
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if tr[contact_test_field] is None:
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# Use default contact
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contact = default_contacts.get(tr[corp_name_field])
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if contact:
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ws.cell(row=row_idx, column=col_idx-3).value = contact.title
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ws.cell(row=row_idx, column=col_idx-2).value = contact.first_name
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ws.cell(row=row_idx, column=col_idx-1).value = contact.last_name
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ws.cell(row=row_idx, column=col_idx).value = contact.email
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if always_ccs[tr[corp_name_field]]:
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ws.cell(row=row_idx, column=col_idx+1).value = "; ".join([c.email for c in always_ccs[tr[corp_name_field]]])
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response = HttpResponse(save_virtual_workbook(wb), content_type='application/ms-excel')
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response['Content-Disposition'] = 'attachment; filename=%s%s.xlsx' % (
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'stages_export_', date.strftime(date.today(), '%Y-%m-%d'))
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return response
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