from datetime import datetime, timedelta import uuid from django.db import models from django.db.models import TextField, ManyToManyField, ForeignKey, Count,\ Sum, Case, Q, F, When, Value, IntegerField, Subquery, OuterRef from django.utils.translation import gettext_lazy as _ from django.utils import timezone from django.urls import reverse from django.contrib.contenttypes.fields import GenericForeignKey, GenericRelation from django.contrib.contenttypes.models import ContentType from utils import RestrictedFileField import os from mailer.mailutils import send as send_mail, mail_root, get_mail_confirmation_link,\ prepend_base_url, get_registration_link, get_wait_confirmation_link from django.contrib.auth.models import User from django.conf import settings from django.core.validators import MinValueValidator from dateutil.relativedelta import relativedelta def generate_random_key(): return uuid.uuid4().hex GEMEINSCHAFTS_TOUR = MUSKELKRAFT_ANREISE = 0 FUEHRUNGS_TOUR = OEFFENTLICHE_ANREISE = 1 AUSBILDUNGS_TOUR = FAHRGEMEINSCHAFT_ANREISE = 2 HOST = os.environ.get('DJANGO_ALLOWED_HOST', 'localhost:8000').split(",")[0] class ActivityCategory(models.Model): """ Describes one kind of activity """ name = models.CharField(max_length=20, verbose_name=_('Name')) description = models.TextField(_('Description')) def __str__(self): return self.name class Meta: verbose_name = _('Activity') verbose_name_plural = _('Activities') class Group(models.Model): """ Represents one group of the association e.g: J1, J2, Jugendleiter, etc. """ name = models.CharField(max_length=20, verbose_name=_('name')) # e.g: J1 year_from = models.IntegerField(verbose_name=_('lowest year'), default=2010) year_to = models.IntegerField(verbose_name=_('highest year'), default=2011) leiters = models.ManyToManyField('members.Member', verbose_name=_('youth leaders'), related_name='leited_groups', blank=True) def __str__(self): """String representation""" return self.name class Meta: verbose_name = _('group') verbose_name_plural = _('groups') class MemberManager(models.Manager): def get_queryset(self): return super().get_queryset().filter(confirmed=True) class Person(models.Model): """ Represents an abstract person. Not necessarily a member of any group. """ prename = models.CharField(max_length=20, verbose_name=_('prename')) lastname = models.CharField(max_length=20, verbose_name=_('last name')) email = models.EmailField(max_length=100, default="") email_parents = models.EmailField(max_length=100, default="", blank=True, verbose_name=_("Parents' Email")) cc_email_parents = models.BooleanField(default=True, verbose_name=_('Also send mails to parents')) birth_date = models.DateField(_('birth date')) # to determine the age comments = models.TextField(_('comments'), default='', blank=True) confirmed_mail = models.BooleanField(default=True, verbose_name=_('Email confirmed')) confirmed_mail_parents = models.BooleanField(default=True, verbose_name=_('Parents email confirmed')) confirm_mail_key = models.CharField(max_length=32, default="") confirm_mail_parents_key = models.CharField(max_length=32, default="") class Meta: abstract = True def __str__(self): """String representation""" return self.name @property def name(self): """Returning whole name (prename + lastname)""" return "{0} {1}".format(self.prename, self.lastname) @property def age(self): """Age of member""" return relativedelta(datetime.today(), self.birth_date).years @property def birth_date_str(self): return self.birth_date.strftime("%d.%m.%Y") def request_mail_confirmation(self): self.confirmed_mail = False self.confirm_mail_key = uuid.uuid4().hex send_mail(_('Email confirmation needed'), CONFIRM_MAIL_TEXT.format(name=self.prename, link=get_mail_confirmation_link(self.confirm_mail_key), whattoconfirm='deiner Emailadresse'), mail_root, self.email) if self.email_parents: self.confirmed_mail_parents = False self.confirm_mail_parents_key = uuid.uuid4().hex send_mail(_('Email confirmation needed'), CONFIRM_MAIL_TEXT.format(name=self.prename, link=get_mail_confirmation_link(self.confirm_mail_parents_key), whattoconfirm='der Emailadresse deiner Eltern'), mail_root, self.email_parents) else: self.confirmed_mail_parents = True self.save() def confirm_mail(self, key): parents = False email = None if self.confirm_mail_key == key: self.confirm_mail_key, self.confirmed_mail = "", True email, parents = self.email, False elif self.confirm_mail_parents_key == key: self.confirm_mail_parents_key, self.confirmed_mail_parents = "", True email, parents = self.email_parents, True self.save() return (email, parents) def send_mail(self, subject, content): send_mail(subject, content, mail_root, [self.email, self.email_parents] if self.email_parents and self.cc_email_parents else self.email) class Member(Person): """ Represents a member of the association Might be a member of different groups: e.g. J1, J2, Jugendleiter, etc. """ street = models.CharField(max_length=30, verbose_name=_('street and house number'), default='', blank=True) plz = models.CharField(max_length=10, verbose_name=_('Postcode'), default='', blank=True) town = models.CharField(max_length=30, verbose_name=_('town'), default='', blank=True) phone_number = models.CharField(max_length=18, verbose_name=_('phone number'), default='', blank=True) phone_number_parents = models.CharField(max_length=18, verbose_name=_('parents phone number'), default='', blank=True) group = models.ManyToManyField(Group, verbose_name=_('group')) iban = models.CharField(max_length=30, blank=True, verbose_name='IBAN') gets_newsletter = models.BooleanField(_('receives newsletter'), default=True) unsubscribe_key = models.CharField(max_length=32, default="") unsubscribe_expire = models.DateTimeField(default=timezone.now) created = models.DateField(auto_now=True, verbose_name=_('created')) registered = models.BooleanField(default=False, verbose_name=_('Registration complete')) active = models.BooleanField(default=True, verbose_name=_('Active')) #not_waiting = models.BooleanField(default=True, verbose_name=_('Not waiting')) registration_form = RestrictedFileField(verbose_name=_('registration form'), upload_to='registration_forms', blank=True, max_upload_size=5242880, content_types=['application/pdf', 'image/jpeg', 'image/png', 'image/gif']) echo_key = models.CharField(max_length=32, default="") echo_expire = models.DateTimeField(default=timezone.now) echoed = models.BooleanField(default=True, verbose_name=_('Echoed')) confirmed = models.BooleanField(default=True, verbose_name=_('Confirmed')) user = models.OneToOneField(User, blank=True, null=True, on_delete=models.SET_NULL) objects = MemberManager() @property def place(self): """Returning the whole place (plz + town)""" return "{0} {1}".format(self.plz, self.town) @property def address(self): """Returning the whole address""" if not self.street and not self.town and not self.plz: return "---" else: return "{0}, {1}".format(self.street, self.place) def generate_key(self): self.unsubscribe_key = uuid.uuid4().hex self.unsubscribe_expire = timezone.now() + timezone.timedelta(days=1) self.save() return self.unsubscribe_key def generate_echo_key(self): self.echo_key = uuid.uuid4().hex self.echo_expire = timezone.now() + timezone.timedelta(days=30) self.echoed = False self.save() return self.echo_key def confirm(self): if not self.confirmed_mail or not self.confirmed_mail_parents: return False self.confirmed = True self.save() return True def unsubscribe(self, key): if self.unsubscribe_key == key and timezone.now() <\ self.unsubscribe_expire: for member in Member.objects.filter(email=self.email): member.gets_newsletter = False member.save() self.unsubscribe_key, self.unsubscribe_expire = "", timezone.now() return True else: return False def may_echo(self, key): return self.echo_key == key and timezone.now() < self.echo_expire @property def contact_phone_number(self): """Returning, if available phone number of parents, else member's phone number""" if self.phone_number_parents: return str(self.phone_number_parents) elif self.phone_number: return str(self.phone_number) else: return "---" @property def contact_email(self): """Returning, if available email of parents, else member's email""" if self.email_parents: return self.email_parents else: return self.email @property def association_email(self): """Returning the association email of the member""" raw = "{0}.{1}@{2}".format(self.prename.lower(), self.lastname.lower(), HOST) return raw.replace('ö', 'oe').replace('ä', 'ae').replace('ü', 'ue') def get_group(self): """Returns a string of groups in which the member is.""" groupstring = ''.join(g.name + ',\n' for g in self.group.all()) groupstring = groupstring[:-2] return groupstring get_group.short_description = _('Group') class Meta: verbose_name = _('member') verbose_name_plural = _('members') permissions = (('may_see_qualities', 'Is allowed to see the quality overview'), ('may_set_auth_user', 'Is allowed to set auth user member connections.')) def get_skills(self): # get skills by summing up all the activities taken part in skills = {} for kind in ActivityCategory.objects.all(): lists = Freizeit.objects.filter(activity=kind, membersonlist__member=self) skills[kind.name] = sum([l.difficulty * 3 for l in lists if l.date < timezone.now()]) return skills def get_activities(self): # get activity overview return Freizeit.objects.filter(membersonlist__member=self) def confirm_mail(self, key): ret = super().confirm_mail(key) if self.confirmed_mail_parents and self.confirmed_mail and not self.confirmed: self.notify_jugendleiters_about_confirmed_mail() return ret def notify_jugendleiters_about_confirmed_mail(self): group = ", ".join([g.name for g in self.group.all()]) # notify jugendleiters of group of registration jls = [jl for group in self.group.all() for jl in group.leiters.all()] for jl in jls: link = prepend_base_url(reverse('admin:members_memberunconfirmedproxy_change', args=[str(self.id)])) send_mail(_('New unconfirmed registration for group %(group)s') % {'group': group}, NEW_UNCONFIRMED_REGISTRATION.format(name=jl.prename, group=group, link=link), mail_root, jl.email) class MemberUnconfirmedManager(models.Manager): def get_queryset(self): return super().get_queryset().filter(confirmed=False) class MemberUnconfirmedProxy(Member): """Proxy to show unconfirmed members seperately in admin""" objects = MemberUnconfirmedManager() class Meta: proxy = True verbose_name = _('Unconfirmed registration') verbose_name_plural = _('Unconfirmed registrations') permissions = (('may_manage_all_registrations', 'Can view and manage all unconfirmed registrations.'),) def __str__(self): """String representation""" return self.name class MemberWaitingList(Person): """A participant on the waiting list""" WAITING_CONFIRMATION_SUCCESS = 0 WAITING_CONFIRMATION_INVALID = 1 WAITING_CONFIRMATION_EXPIRED = 1 WAITING_CONFIRMED = 2 last_wait_confirmation = models.DateField(auto_now=True, verbose_name=_('Last wait confirmation')) wait_confirmation_key = models.CharField(max_length=32, default="") wait_confirmation_key_expire = models.DateTimeField(default=timezone.now) registration_key = models.CharField(max_length=32, default="") registration_expire = models.DateTimeField(default=timezone.now) invited_for_group = models.ForeignKey(Group, null=True, blank=True, default=None, verbose_name=_('Invited for group'), on_delete=models.SET_NULL) class Meta: verbose_name = _('Waiter') verbose_name_plural = _('Waiters') permissions = (('may_manage_waiting_list', 'Can view and manage the waiting list.'),) @property def waiting_confirmation_needed(self): """Returns if person should be asked to confirm waiting status.""" return wait_confirmation_key is None \ and last_wait_confirmation < timezone.now() - timezone.timedelta(days=90) def waiting_confirmed(self): """Returns if the persons waiting status is considered to be confirmed.""" cutoff = timezone.now() \ - timezone.timedelta(days= settings.GRACE_PERIOD_WAITING_CONFIRMATION \ + settings.WAITING_CONFIRMATION_FREQUENCY) return self.last_wait_confirmation > cutoff.date() waiting_confirmed.admin_order_field = 'last_wait_confirmation' waiting_confirmed.boolean = True waiting_confirmed.short_description = _('Waiting status confirmed') def ask_for_wait_confirmation(self): """Sends an email to the person asking them to confirm their intention to wait.""" self.send_mail(_('Waiting confirmation needed'), WAIT_CONFIRMATION_TEXT.format(name=self.prename, link=get_wait_confirmation_link(self))) def confirm_waiting(self, key): # if a wrong key is supplied, we return invalid if not self.wait_confirmation_key == key: return self.WAITING_CONFIRMATION_INVALID # if the current wait confirmation key is not expired, return sucess if timezone.now() < self.wait_confirmation_key_expire: self.last_wait_confirmation = timezone.now() self.wait_confirmation_key_expire = timezone.now() self.save() return self.WAITING_CONFIRMATION_SUCCESS # if the waiting is already confirmed, return success # this might happen if both parents and member mail are used for communication if self.waiting_confirmed(): return self.WAITING_CONFIRMED # otherwise the link is too old and the person was not confirmed in time return self.WAITING_CONFIRMATION_EXPIRED def generate_wait_confirmation_key(self): self.wait_confirmation_key = uuid.uuid4().hex self.wait_confirmation_key_expire = timezone.now() \ + timezone.timedelta(days=settings.GRACE_PERIOD_WAITING_CONFIRMATION) self.save() return self.wait_confirmation_key def generate_registration_key(self): self.registration_key = uuid.uuid4().hex self.registration_expire = timezone.now() + timezone.timedelta(days=30) self.save() return self.registration_key def may_register(self, key): return self.registration_key == key and timezone.now() < self.registration_expire def invite_to_group(self): send_mail("Gute Neuigkeiten von der JDAV", INVITE_TEXT.format(name=self.prename, link=get_registration_link(self)), mail_root, [self.email, self.email_parents] if self.email_parents and self.cc_email_parents else self.email) class MemberList(models.Model): """Lets the user create a list of members in pdf format. DEPRECATED: Replaced by Freizeit and Notizliste """ name = models.CharField(verbose_name=_('Activity'), default='', max_length=50) place = models.CharField(verbose_name=_('Place'), default='', max_length=50) destination = models.CharField(verbose_name=_('Destination (optional)'), default='', max_length=50, blank=True) date = models.DateField(default=datetime.today, verbose_name=_('Date')) end = models.DateField(verbose_name=_('End (optional)'), blank=True, default=datetime.today) # comment = models.TextField(_('Comments'), default='', blank=True) groups = models.ManyToManyField(Group, verbose_name=_('Groups')) jugendleiter = models.ManyToManyField(Member) tour_type_choices = ((GEMEINSCHAFTS_TOUR, 'Gemeinschaftstour'), (FUEHRUNGS_TOUR, 'Führungstour'), (AUSBILDUNGS_TOUR, 'Ausbildung')) # verbose_name is overriden by form, label is set in admin.py tour_type = models.IntegerField(choices=tour_type_choices) activity = models.ManyToManyField(ActivityCategory, default=None, verbose_name=_('Categories')) difficulty_choices = [(1, _('easy')), (2, _('medium')), (3, _('hard'))] # verbose_name is overriden by form, label is set in admin.py difficulty = models.IntegerField(choices=difficulty_choices) def __str__(self): """String represenation""" return self.name class Meta: verbose_name = _('Memberlist') verbose_name_plural = _('Memberlists') def get_tour_type(self): if self.tour_type == FUEHRUNGS_TOUR: return "Führungstour" elif self.tour_type == AUSBILDUNGS_TOUR: return "Ausbildung" else: return "Gemeinschaftstour" def get_absolute_url(self): return reverse('admin:members_memberlist_change', args=[str(self.id)]) class OldMemberOnList(models.Model): """ Connects members to a list of members. """ member = models.ForeignKey(Member, verbose_name=_('Member'), on_delete=models.CASCADE) memberlist = models.ForeignKey(MemberList, on_delete=models.CASCADE) comments = models.TextField(_('Comment'), default='', blank=True) def __str__(self): return str(self.member) class Meta: verbose_name = _('Member') verbose_name_plural = _('Members') class NewMemberOnList(models.Model): """ Connects members to a list of members. """ member = models.ForeignKey(Member, verbose_name=_('Member'), on_delete=models.CASCADE) content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE, default=ContentType('members', 'Freizeit').pk) object_id = models.PositiveIntegerField() memberlist = GenericForeignKey('content_type', 'object_id') comments = models.TextField(_('Comment'), default='', blank=True) def __str__(self): return str(self.member) class Meta: verbose_name = _('Member') verbose_name_plural = _('Members') @property def comments_tex(self): raw = ". ".join(c for c in (self.member.comments, self.comments) if c).replace("..", ".") if not raw: return "---" else: return raw @property def skills(self): activities = [a.name for a in memberlist.activity.all()] return {k: v for k, v in self.member.get_skills().items() if k in activities} @property def qualities_tex(self): qualities = [] for activity, value in self.skills: qualities.append("\\textit{%s:} %s" % (activity, value)) return ", ".join(qualities) class Freizeit(models.Model): """Lets the user create a 'Freizeit' and generate a members overview in pdf format. """ name = models.CharField(verbose_name=_('Activity'), default='', max_length=50) place = models.CharField(verbose_name=_('Place'), default='', max_length=50) destination = models.CharField(verbose_name=_('Destination (optional)'), default='', max_length=50, blank=True) date = models.DateTimeField(default=datetime.today, verbose_name=_('Begin')) end = models.DateTimeField(verbose_name=_('End (optional)'), default=datetime.today) # comment = models.TextField(_('Comments'), default='', blank=True) groups = models.ManyToManyField(Group, verbose_name=_('Groups')) jugendleiter = models.ManyToManyField(Member) tour_type_choices = ((GEMEINSCHAFTS_TOUR, 'Gemeinschaftstour'), (FUEHRUNGS_TOUR, 'Führungstour'), (AUSBILDUNGS_TOUR, 'Ausbildung')) # verbose_name is overriden by form, label is set in admin.py tour_type = models.IntegerField(choices=tour_type_choices) tour_approach_choices = ((MUSKELKRAFT_ANREISE, 'Muskelkraft'), (OEFFENTLICHE_ANREISE, 'ÖPNV'), (FAHRGEMEINSCHAFT_ANREISE, 'Fahrgemeinschaften')) tour_approach = models.IntegerField(choices=tour_approach_choices, default=MUSKELKRAFT_ANREISE, verbose_name=_('Means of transportation')) kilometers_traveled = models.IntegerField(verbose_name=_('Kilometers traveled'), validators=[MinValueValidator(0)]) activity = models.ManyToManyField(ActivityCategory, default=None, verbose_name=_('Categories')) difficulty_choices = [(1, _('easy')), (2, _('medium')), (3, _('hard'))] # verbose_name is overriden by form, label is set in admin.py difficulty = models.IntegerField(choices=difficulty_choices) membersonlist = GenericRelation(NewMemberOnList) def __str__(self): """String represenation""" return self.name class Meta: verbose_name = "Freizeit" verbose_name_plural = "Freizeiten" def get_tour_type(self): if self.tour_type == FUEHRUNGS_TOUR: return "Führungstour" elif self.tour_type == AUSBILDUNGS_TOUR: return "Ausbildung" else: return "Gemeinschaftstour" def get_tour_approach(self): if self.tour_approach == MUSKELKRAFT_ANREISE: return "Muskelkraft" elif self.tour_approach == OEFFENTLICHE_ANREISE: return "ÖPNV" else: return "Fahrgemeinschaften" def get_absolute_url(self): return reverse('admin:members_freizeit_change', args=[str(self.id)]) @property def night_count(self): # convert to date first, since we might start at 11pm and end at 1am, which is one night return (self.end.date() - self.date.date()).days @property def duration(self): # number of nights is number of full days + 1 full_days = self.night_count - 1 extra_days = 0 if self.date.hour <= 12: extra_days += 1.0 else: extra_days += 0.5 if self.end.hour >= 12: extra_days += 1.0 else: extra_days += 0.5 return full_days + extra_days @property def staff_count(self): return self.jugendleiter.count() @property def participant_count(self): ps = set(map(lambda x: x.member, self.membersonlist.distinct())) jls = set(self.jugendleiter.distinct()) return len(ps - jls) @property def time_period_str(self): time_period = self.date.strftime('%d.%m.%Y') if self.end != self.date: time_period += " - " + self.end.strftime('%d.%m.%Y') return time_period @property def groups_str(self): return ', '.join(g.name for g in self.groups.all()) @property def staff_str(self): return ', '.join(yl.name for yl in self.jugendleiter.all()) @property def skill_summary(self): activities = [a.name for a in self.activity.all()] skills = {a: [] for a in activities} people = [] for memberonlist in self.membersonlist.all(): m = memberonlist.member qualities = [] for activity, value in m.get_skills().items(): if activity not in activities: continue skills[activity].append(value) qualities.append("\\textit{%s:} %s" % (activity, value)) people.append(dict(name=m.name, qualities=", ".join(qualities), comments=memberonlist.comments_tex)) sks = [] for activity in activities: skill_avg = 0 if len(skills[activity]) == 0 else\ sum(skills[activity]) / len(skills[activity]) skill_min = 0 if len(skills[activity]) == 0 else\ min(skills[activity]) skill_max = 0 if len(skills[activity]) == 0 else\ max(skills[activity]) sks.append(dict(name=activity, skill_avg=skill_avg, skill_min=skill_min, skill_max=skill_max)) return (people, sks) class MemberNoteList(models.Model): """ A member list with a title and a bunch of members to take some notes. """ title = models.CharField(verbose_name=_('Title'), default='', max_length=50) date = models.DateField(default=datetime.today, verbose_name=_('Date'), null=True, blank=True) membersonlist = GenericRelation(NewMemberOnList) def __str__(self): """String represenation""" return self.title class Meta: verbose_name = "Notizliste" verbose_name_plural = "Notizlisten" class Klettertreff(models.Model): """ This model represents a Klettertreff event. A Klettertreff can take a date, location, Jugendleiter, attending members as input. """ date = models.DateField(_('Date'), default=datetime.today) location = models.CharField(_('Location'), default='', max_length=60) topic = models.CharField(_('Topic'), default='', max_length=60) jugendleiter = models.ManyToManyField(Member) group = models.ForeignKey(Group, default='', verbose_name=_('Group'), on_delete=models.CASCADE) def __str__(self): return self.location + ' ' + self.date.strftime('%d.%m.%Y') def get_jugendleiter(self): jl_string = ', '.join(j.name for j in self.jugendleiter.all()) return jl_string def has_attendee(self, member): queryset = KlettertreffAttendee.objects.filter( member__id__contains=member.id, klettertreff__id__contains=self.id) if queryset: return True return False def has_jugendleiter(self, jugendleiter): if jugendleiter in self.jugendleiter.all(): return True return False get_jugendleiter.short_description = _('Jugendleiter') class Meta: verbose_name = _('Klettertreff') verbose_name_plural = _('Klettertreffs') class KlettertreffAttendee(models.Model): """Connects members to Klettertreffs.""" member = models.ForeignKey(Member, verbose_name=_('Member'), on_delete=models.CASCADE) klettertreff = models.ForeignKey(Klettertreff, on_delete=models.CASCADE) def __str__(self): return str(self.member) class Meta: verbose_name = _('Member') verbose_name_plural = _('Members') class RegistrationPassword(models.Model): group = models.ForeignKey(Group, on_delete=models.CASCADE) password = models.CharField(_('Password'), default='', max_length=20, unique=True) class Meta: verbose_name = _('registration password') verbose_name_plural = _('registration passwords') class LJPProposal(models.Model): """A proposal for LJP""" title = models.CharField(verbose_name=_('Title'), max_length=30) goals_alpinistic = models.TextField(verbose_name=_('Alpinistic goals')) goals_pedagogic = models.TextField(verbose_name=_('Pedagogic goals')) methods = models.TextField(verbose_name=_('Content and methods')) evaluation = models.TextField(verbose_name=_('Evaluation')) experiences = models.TextField(verbose_name=_('Experiences and possible improvements')) excursion = models.OneToOneField(Freizeit, verbose_name=_('Excursion'), blank=True, null=True, on_delete=models.SET_NULL) class Meta: verbose_name = _('LJP Proposal') verbose_name_plural = _('LJP Proposals') def __str__(self): return self.title class Intervention(models.Model): """An intervention during a seminar as part of a LJP proposal""" date_start = models.DateTimeField(verbose_name=_('Starting time')) duration = models.DecimalField(verbose_name=_('Duration in hours'), max_digits=4, decimal_places=2) activity = models.TextField(verbose_name=_('Activity and method')) ljp_proposal = models.ForeignKey(LJPProposal, verbose_name=_('LJP Proposal'), blank=False, on_delete=models.CASCADE) class Meta: verbose_name = _('Intervention') verbose_name_plural = _('Interventions') def annotate_activity_score(queryset): one_year_ago = datetime.now() - timedelta(days=365) queryset = queryset.annotate( _jugendleiter_freizeit_score_calc=Subquery( Freizeit.objects.filter(jugendleiter=OuterRef('pk'), date__gte=one_year_ago) .values('jugendleiter') .annotate(cnt=Count('pk', distinct=True)) .values('cnt'), output_field=IntegerField() ), # better solution but does not work in production apparently #_jugendleiter_freizeit_score=Sum(Case( # When( # freizeit__date__gte=one_year_ago, # then=1), # default=0, # output_field=IntegerField() # ), # distinct=True), _jugendleiter_klettertreff_score_calc=Subquery( Klettertreff.objects.filter(jugendleiter=OuterRef('pk'), date__gte=one_year_ago) .values('jugendleiter') .annotate(cnt=Count('pk', distinct=True)) .values('cnt'), output_field=IntegerField() ), # better solution but does not work in production apparently #_jugendleiter_klettertreff_score=Sum(Case( # When( # klettertreff__date__gte=one_year_ago, # then=1), # default=0, # output_field=IntegerField() # ), # distinct=True), _freizeit_score_calc=Subquery( Freizeit.objects.filter(membersonlist__member=OuterRef('pk'), date__gte=one_year_ago) .values('membersonlist__member') .annotate(cnt=Count('pk', distinct=True)) .values('cnt'), output_field=IntegerField() ), _klettertreff_score_calc=Subquery( KlettertreffAttendee.objects.filter(member=OuterRef('pk'), klettertreff__date__gte=one_year_ago) .values('member') .annotate(cnt=Count('pk', distinct=True)) .values('cnt'), output_field=IntegerField())) queryset = queryset.annotate( _jugendleiter_freizeit_score=Case( When( _jugendleiter_freizeit_score_calc=None, then=0 ), default=F('_jugendleiter_freizeit_score_calc'), output_field=IntegerField()), _jugendleiter_klettertreff_score=Case( When( _jugendleiter_klettertreff_score_calc=None, then=0 ), default=F('_jugendleiter_klettertreff_score_calc'), output_field=IntegerField()), _klettertreff_score=Case( When( _klettertreff_score_calc=None, then=0 ), default=F('_klettertreff_score_calc'), output_field=IntegerField()), _freizeit_score=Case( When( _freizeit_score_calc=None, then=0 ), default=F('_freizeit_score_calc'), output_field=IntegerField())) queryset = queryset.annotate( #_activity_score=F('_jugendleiter_freizeit_score') _activity_score=(F('_klettertreff_score') + 3 * F('_freizeit_score') + F('_jugendleiter_klettertreff_score') + 3 * F('_jugendleiter_freizeit_score')) ) return queryset CONFIRM_MAIL_TEXT = """Hallo {name}, du hast bei der JDAV Ludwigsburg eine E-Mail Adresse hinterlegt. Da bei uns alle Kommunikation per Email funktioniert, brauchen wir eine Bestätigung {whattoconfirm}. Dazu klicke bitte einfach auf folgenden Link: {link} Viele Grüße Deine JDAV Ludwigsburg""" NEW_UNCONFIRMED_REGISTRATION = """Hallo {name}, für deine Gruppe {group} liegt eine neue unbestätigte Reservierung vor. Die Person hat bereits ihre E-Mailadressen bestätigt. Bitte prüfe die Registrierung eingehend und bestätige falls möglich. Zu der Registrierung kommst du hier: {link} Viele Grüße Dein KOMPASS""" INVITE_TEXT = """Hallo {name}, wir haben gute Neuigkeiten für dich. Es ist ein Platz in der Jugendgruppe freigeworden. Wir brauchen jetzt noch ein paar Informationen von dir und deine Anmeldebestätigung. Das kannst du alles über folgenden Link erledigen: {link} Du siehst dort auch die Daten, die du bei deiner Eintragung auf die Warteliste angegeben hast. Bitte überprüfe, ob die Daten noch stimmen und ändere sie bei Bedarf ab. Bei Fragen, wende dich gerne an jugendreferent@jdav-ludwigsburg.de. Viele Grüße Deine JDAV Ludwigsburg""" WAIT_CONFIRMATION_TEXT = """Hallo {name}, leider können wir dir zur Zeit noch keinen Platz in einer Jugendgruppe anbieten. Da wir sehr viele Interessenten haben und wir möglichst vielen die Möglichkeit bieten möchten, an einer Jugendgruppe teilhaben zu können, fragen wir regelmäßig alle Personen auf der Warteliste ab, ob sie noch Interesse haben. Wenn du weiterhin auf der Warteliste bleiben möchtest, klicke auf den folgenden Link: {link} Falls du nicht mehr auf der Warteliste bleiben möchtest, musst du nichts machen. Du wirst automatisch entfernt. Viele Grüße Deine JDAV Ludwigsburg"""