feat(members/waitinglist): add confirm link in invitation mail and more notifications

jdav_web/jdav_web/settings/components/texts.py

@@ -40,6 +40,28 @@ aber weiterhin auf der Warteliste.
 Viele Grüße
 Dein KOMPASS""")
 
+
+GROUP_INVITATION_CONFIRMED_TEXT = get_text('group_invitation_confirmed',
+                                           default="""Hallo {name},
+
+{waiter} hat die Einladung zu einer Schnupperstunde bei der Gruppe {group} angenommen.
+
+Viele Grüße
+Dein KOMPASS""")
+
+
+TRIAL_GROUP_MEETING_CONFIRMED_TEXT = get_text('trial_group_meeting_confirmed',
+                                              default="""Hallo {name},
+
+deine Teilnahme an der Schnupperstunde der Gruppe {group} wurde erfolgreich bestätigt.
+{timeinfo}
+
+Für alle weiteren Absprachen, kontaktiere bitte die Jugendleiter*innen der Gruppe
+unter {contact_email}.
+
+Viele Grüße
+Deine JDAV %(SEKTION)s""" % { 'SEKTION': SEKTION })
+
 GROUP_TIME_AVAILABLE_TEXT = get_text('group_time_available',
                                      default="""Die Gruppenstunde findet jeden {weekday} von {start_time} bis {end_time} Uhr statt.""")
 
@@ -51,7 +73,11 @@ INVITE_TEXT = get_text('invite', default="""Hallo {{name}},
 wir haben gute Neuigkeiten für dich. Es ist ein Platz in der Jugendgruppe {group_name} {group_link}freigeworden.
 {group_time}
 
-Bitte kontaktiere die Gruppenleitung ({contact_email}) für alle weiteren Absprachen.
+Wenn du an der Schnupperstunde teilnehmen möchtest, bestätige deine Teilnahme bitte unter folgendem Link:
+
+{{invitation_confirm_link}}
+
+Für alle weiteren Absprachen, kontaktiere bitte die Gruppenleitung ({contact_email}).
 
 Wenn du nach der Schnupperstunde beschließt der Gruppe beizutreten, benötigen wir noch ein paar
 Informationen und eine schriftliche Anmeldebestätigung von dir. Das kannst du alles über folgenden Link erledigen:

jdav_web/mailer/mailutils.py

@@ -76,6 +76,10 @@ def get_invitation_reject_link(key):
     return prepend_base_url("/members/waitinglist/invitation/reject?key={}".format(key))
 
 
+def get_invitation_confirm_link(key):
+    return prepend_base_url("/members/waitinglist/invitation/confirm?key={}".format(key))
+
+
 def get_wait_confirmation_link(waiter):
     key = waiter.generate_wait_confirmation_key()
     return prepend_base_url("/members/waitinglist/confirm?key={}".format(key))

jdav_web/members/locale/de/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-04-06 14:02+0200\n"
+"POT-Creation-Date: 2025-04-06 15:38+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -805,6 +805,15 @@ msgstr "%(waiter)s hat die Warteliste verlassen"
 msgid "Group invitation rejected by %(waiter)s"
 msgstr "Einladung zur Schnupperstunde von %(waiter)s abgelehnt"
 
+#: members/models.py
+#, python-format
+msgid "Group invitation confirmed by %(waiter)s"
+msgstr "Teilnahme an Schnupperstunde von %(waiter)s bestätigt"
+
+#: members/models.py
+msgid "Trial group meeting confirmed"
+msgstr "Teilnahme an Schnupperstunde bestätigt"
+
 #: members/models.py
 msgid "Do you want to tell us something else?"
 msgstr "Möchtest du uns noch etwas mitteilen?"
@@ -1655,6 +1664,60 @@ msgstr "Fähigkeitsniveau"
 msgid "Save and confirm registration"
 msgstr "Speichern und Registrierung bestätigen"
 
+#: members/templates/members/confirm_invalid.html
+msgid "Confirm invitation"
+msgstr "Teilnahme bestätigen"
+
+#: members/templates/members/confirm_invalid.html
+#: members/templates/members/reject_invalid.html members/tests.py
+msgid "This invitation is invalid or expired."
+msgstr "Diese Einladung ist ungültig oder abgelaufen."
+
+#: members/templates/members/confirm_invitation.html
+msgid "Confirm trial group meeting invitation"
+msgstr "Teilnahme bestätigen"
+
+#: members/templates/members/confirm_invitation.html
+#, python-format
+msgid "You were invited to a trial group meeting of the group %(groupname)s."
+msgstr ""
+"Du wurdest zu einer Schnupperstunde in der Gruppe %(groupname)s eingeladen."
+
+#: members/templates/members/confirm_invitation.html
+msgid ""
+"Do you want to take part in the trial group meeting? If yes, please confirm "
+"your attendance by clicking on the following button."
+msgstr ""
+"Möchtest du an der Schnupperstunde teilnehmen? Falls ja, bitte bestätige "
+"deine Teilnahme durch das Betätigen des folgenden Knopfes."
+
+#: members/templates/members/confirm_invitation.html
+msgid "Confirm trial group meeting"
+msgstr "Teilnahme bestätigen"
+
+#: members/templates/members/confirm_success.html
+msgid "Invitation confirmed"
+msgstr "Teilnahme bestätigt"
+
+#: members/templates/members/confirm_success.html
+#, python-format
+msgid ""
+"You successfully confirmed the invitation to the trial group meeting of the "
+"group %(groupname)s."
+msgstr ""
+"Deine Teilnahme an der Schnupperstunde der Gruppe %(groupname)s wurde "
+"erfolgreich bestätigt."
+
+#: members/templates/members/confirm_success.html
+msgid ""
+"We have informed the group leaders about your confirmation. If for some "
+"reason you can not make it,\n"
+"please contact the group leaders at"
+msgstr ""
+"Wir haben die Jugendleiter*innen der Jugendgruppe über deine Bestätigung "
+"informiert. Falls du doch nicht zur Schnupperstunde kommen kannst, "
+"informiere bitte die Jugendleiter*innen unter"
+
 #: members/templates/members/echo.html
 #: members/templates/members/echo_failed.html
 #: members/templates/members/echo_password.html
@@ -1942,10 +2005,6 @@ msgstr ""
 msgid "Reject invitation"
 msgstr "Einladung ablehnen"
 
-#: members/templates/members/reject_invalid.html members/tests.py
-msgid "This invitation is invalid or expired."
-msgstr "Diese Einladung ist ungültig oder abgelaufen."
-
 #: members/templates/members/reject_invitation.html
 #, python-format
 msgid ""
@@ -2240,14 +2299,6 @@ msgstr "Ungültige Notfallkontakte"
 #~ msgid "Good conduct certificate presentation needed"
 #~ msgstr "Vorlage Führungszeugnis notwendig"
 
-#, python-format
-#~ msgid ""
-#~ "Do you want to reject the invitation to a trial group meeting of the\n"
-#~ "group %(invitation.group.name)s?"
-#~ msgstr ""
-#~ "Möchtest du die Einladung zur Schnupperstunde bei der Gruppe "
-#~ "%(invitation.group.name)s wirklich ablehnen?"
-
 #~ msgid "Yes, reject invitation"
 #~ msgstr "Ja, Einladung ablehnen."
 

jdav_web/members/models.py

@@ -18,7 +18,8 @@ from utils import RestrictedFileField, normalize_name
 import os
 from mailer.mailutils import send as send_mail, get_mail_confirmation_link,\
     prepend_base_url, get_registration_link, get_wait_confirmation_link,\
-    get_invitation_reject_link, get_invite_as_user_key, get_leave_waitinglist_link
+    get_invitation_reject_link, get_invite_as_user_key, get_leave_waitinglist_link,\
+    get_invitation_confirm_link
 from django.contrib.auth.models import User
 from django.conf import settings
 from django.core.validators import MinValueValidator
@@ -109,6 +110,14 @@ class Group(models.Model):
         # return if the group has all relevant time slot information filled
         return self.weekday and self.start_time and self.end_time
 
+    def get_time_info(self):
+        if self.has_time_info():
+            return settings.GROUP_TIME_AVAILABLE_TEXT.format(weekday=WEEKDAYS[self.weekday][1],
+                                                             start_time=self.start_time.strftime('%H:%M'),
+                                                             end_time=self.end_time.strftime('%H:%M'))
+        else:
+            return ""
+
     def get_invitation_text_template(self):
         """The text template used to invite waiters to this group. This contains
         placeholders for the name of the waiter and personalized links."""
@@ -117,9 +126,7 @@ class Group(models.Model):
         else:
             group_link = ''
         if self.has_time_info():
-            group_time = settings.GROUP_TIME_AVAILABLE_TEXT.format(weekday=WEEKDAYS[self.weekday][1],
-                                                                   start_time=self.start_time.strftime('%H:%M'),
-                                                                   end_time=self.end_time.strftime('%H:%M'))
+            group_time = self.get_time_info()
         else:
             group_time = settings.GROUP_TIME_UNAVAILABLE_TEXT.format(contact_email=self.contact_email)
         return settings.INVITE_TEXT.format(group_time=group_time,
@@ -912,6 +919,21 @@ class InvitationToGroup(models.Model):
                   settings.DEFAULT_SENDING_MAIL,
                   recipient.email)
 
+    def send_confirm_notification_to(self, recipient):
+        send_mail(_('Group invitation confirmed by %(waiter)s') % {'waiter': self.waiter},
+                  settings.GROUP_INVITATION_CONFIRMED_TEXT.format(name=recipient.prename,
+                                                                  waiter=self.waiter,
+                                                                  group=self.group),
+                  settings.DEFAULT_SENDING_MAIL,
+                  recipient.email)
+
+    def send_confirm_confirmation(self):
+        self.waiter.send_mail(_('Trial group meeting confirmed'),
+                              settings.TRIAL_GROUP_MEETING_CONFIRMED_TEXT.format(name=self.waiter.prename,
+                                                                                 group=self.group,
+                                                                                 contact_email=self.group.contact_email,
+                                                                                 timeinfo=self.group.get_time_info()))
+
     def notify_left_waitinglist(self):
         """
         Inform youth leaders of the group and the inviter that the waiter left the waitinglist,
@@ -932,6 +954,18 @@ class InvitationToGroup(models.Model):
         for jl in self.group.leiters.all():
             self.send_reject_notification_to(jl)
 
+    def confirm(self):
+        """Confirm this invitation. Informs the youth leaders of the group of the invitation."""
+        self.rejected = False
+        self.save()
+        # confirm the confirmation
+        self.send_confirm_confirmation()
+        # send notifications
+        if self.created_by:
+            self.send_confirm_notification_to(self.created_by)
+        for jl in self.group.leiters.all():
+            self.send_confirm_notification_to(jl)
+
 
 class MemberWaitingList(Person):
     """A participant on the waiting list"""
@@ -1063,7 +1097,8 @@ class MemberWaitingList(Person):
         self.send_mail(_("Invitation to trial group meeting"),
             text_template.format(name=self.prename,
                                  link=get_registration_link(invitation.key),
-                                 invitation_reject_link=get_invitation_reject_link(invitation.key)),
+                                 invitation_reject_link=get_invitation_reject_link(invitation.key),
+                                 invitation_confirm_link=get_invitation_confirm_link(invitation.key)),
             cc=group.contact_email.email)
 
     def unregister(self):

jdav_web/members/templates/members/confirm_invalid.html

@@ -0,0 +1,15 @@
+{% extends "members/base.html" %}
+{% load i18n %}
+{% load static %}
+
+{% block title %}
+{% trans "Confirm invitation" %}
+{% endblock %}
+
+{% block content %}
+
+<h1>{% trans "Confirm invitation" %}</h1>
+
+<p>{% trans "This invitation is invalid or expired." %}</p>
+
+{% endblock %}

jdav_web/members/templates/members/confirm_invitation.html

@@ -0,0 +1,29 @@
+{% extends "members/base.html" %}
+{% load i18n %}
+{% load static %}
+
+{% block title %}
+{% trans "Confirm trial group meeting invitation" %}
+{% endblock %}
+
+{% block content %}
+
+<h1>{% trans "Confirm trial group meeting invitation" %}</h1>
+
+<p>
+{% blocktrans %}You were invited to a trial group meeting of the group {{ groupname }}.{% endblocktrans %}
+{{ timeinfo }}
+</p>
+
+<p>
+{% blocktrans %}Do you want to take part in the trial group meeting? If yes, please confirm your attendance by clicking on the following button.{% endblocktrans %}
+</p>
+
+<form action="" method="post">
+    {% csrf_token %}
+    <input type="hidden" name="key" value="{{invitation.key}}">
+    <input type="submit" name="confirm_invitation"
+        value="{% trans "Confirm trial group meeting" %}"/>
+</form>
+
+{% endblock %}

jdav_web/members/templates/members/confirm_success.html

@@ -0,0 +1,23 @@
+{% extends "members/base.html" %}
+{% load i18n %}
+{% load static %}
+
+{% block title %}
+{% trans "Invitation confirmed" %}
+{% endblock %}
+
+{% block content %}
+
+<h1>{% trans "Invitation confirmed" %}</h1>
+
+<p>
+{% blocktrans %}You successfully confirmed the invitation to the trial group meeting of the group {{ groupname }}.{% endblocktrans %}
+{{ timeinfo }}
+</p>
+<p>
+{% blocktrans %}We have informed the group leaders about your confirmation. If for some reason you can not make it,
+please contact the group leaders at{% endblocktrans %}
+<a href="mailto:{{ contact_email }}">{{ contact_email }}</a>.
+</p>
+
+{% endblock %}

jdav_web/members/urls.py

@@ -12,6 +12,7 @@ urlpatterns = [
     re_path(r'^waitinglist/confirm', views.confirm_waiting , name='confirm_waiting'),
     re_path(r'^waitinglist/leave', views.leave_waitinglist , name='leave_waitinglist'),
     re_path(r'^waitinglist/invitation/reject', views.reject_invitation , name='reject_invitation'),
+    re_path(r'^waitinglist/invitation/confirm', views.confirm_invitation , name='confirm_invitation'),
     re_path(r'^waitinglist', views.register_waiting_list , name='register_waiting_list'),
     re_path(r'^mail/confirm', views.confirm_mail , name='confirm_mail'),
 ]

jdav_web/members/views.py

@@ -479,6 +479,47 @@ def reject_invitation(request):
     return render_reject_invalid(request)
 
 
+def render_confirm_invitation(request, invitation):
+    return render(request, 'members/confirm_invitation.html',
+                  {'invitation': invitation,
+                   'groupname': invitation.group.name,
+                   'contact_email': invitation.group.contact_email,
+                   'timeinfo': invitation.group.get_time_info()})
+
+
+def render_confirm_invalid(request):
+    return render(request, 'members/confirm_invalid.html')
+
+
+def render_confirm_success(request, invitation):
+    return render(request, 'members/confirm_success.html',
+                  {'invitation': invitation,
+                   'groupname': invitation.group.name,
+                   'contact_email': invitation.group.contact_email,
+                   'timeinfo': invitation.group.get_time_info()})
+
+
+def confirm_invitation(request):
+    if request.method == 'GET' and 'key' in request.GET:
+        key = request.GET['key']
+        try:
+            invitation = InvitationToGroup.objects.get(key=key)
+            if invitation.rejected or invitation.is_expired():
+                raise ValueError
+            return render_confirm_invitation(request, invitation)
+        except (ValueError, InvitationToGroup.DoesNotExist):
+            return render_confirm_invalid(request)
+    if request.method != 'POST' or 'key' not in request.POST:
+        return render_confirm_invalid(request)
+    key = request.POST['key']
+    try:
+        invitation = InvitationToGroup.objects.get(key=key)
+    except InvitationToGroup.DoesNotExist:
+        return render_confirm_invalid(request)
+    invitation.confirm()
+    return render_confirm_success(request, invitation)
+
+
 def confirm_waiting(request):
     if request.method == 'GET' and 'key' in request.GET:
         key = request.GET['key']