E-Mail senden ermögliche und Felder anpassen

main/admin.py

@@ -1,11 +1,44 @@
 from django import forms
-from django.contrib import admin
+from django.contrib import admin, messages
 import main.models as MainDB
 from datetime import date, datetime
 from django.utils.html import format_html
 from import_export import resources
 from import_export.admin import ExportMixin, ImportMixin, ImportExportModelAdmin
 
+from django.core.mail import send_mail
+from django.template.loader import render_to_string
+from django.utils.html import strip_tags
+from django.utils.timezone import now
+from django.shortcuts import redirect
+from django.urls import path
+
+from .models import contributors
+
+# Admin-Action für den Versand der E-Mail
+def send_custom_email(modeladmin, request, queryset):
+    for obj in queryset:
+        subject = "Helfer - Regionalkongress 2025 "
+
+        myVar = [role.name for role in obj.roles.all()]
+        myVar = myVar[0] if len(myVar) > 0 else "Leer"
+        html_message = render_to_string("main/email_invite.html", {"firstname": obj.firstname, 
+                                                                    "year": obj.birthday.year if obj.birthday != None else "Leer", 
+                                                                    "congr": obj.congregation.title if obj.congregation != None else "Leer", 
+                                                                    "role": myVar})
+        plain_message = strip_tags(html_message)
+        from_email = '"Samuel Zielke" <rk-orga@samuelzielke.de>'
+        recipient_list = [obj.email]
+
+        try:
+            send_mail(subject, plain_message, from_email, recipient_list, html_message=html_message)
+            obj.email_sent_at = now()
+            obj.save()
+            messages.success(request, f"E-Mail an {obj.email} gesendet.")
+        except Exception as e:
+            messages.error(request, f"Fehler beim Senden der E-Mail an {obj.email}: {e}")
+
+send_custom_email.short_description = "Einladungs E-Mail senden"
 
 class contributorsResource(resources.ModelResource):
 
@@ -25,6 +58,25 @@ class MainDB_contributorsAdmin(ExportMixin, ImportMixin, admin.ModelAdmin):
     list_filter = ('gender', 'roles', 'deparment', 'da_approval', 'actual')
 
     search_fields = ('name', 'firstname', 'congregation__title', 'deparment__title', 'mobilnumber', 'email', 'jwpub')
+
+    actions = [send_custom_email]
+    
+    def get_urls(self):
+        urls = super().get_urls()
+        custom_urls = [
+            path('<path:object_id>/send_email/', self.admin_site.admin_view(self.send_email_view), name='send_email')
+        ]
+        return custom_urls + urls
+    
+    def send_email_view(self, request, object_id):
+        obj = self.get_object(request, object_id)
+        send_custom_email(self, request, [obj])
+        return redirect(request.META.get('HTTP_REFERER', 'admin:index'))
+    
+    def email_button(self, obj):
+        return f'<a class="button" href="send_email/">E-Mail senden</a>'
+    email_button.allow_tags = True
+    email_button.short_description = "E-Mail senden"
     
     def get_congregation(self, obj):
         return obj.congregation

main/models.py

@@ -68,7 +68,7 @@ class contributors(models.Model):
     firstname = models.CharField(("vorname"), max_length=50)
     birthday = models.DateField(("geburtstag"), auto_now=False, auto_now_add=False, blank=True, null=True)
     congregation = models.ForeignKey("main.congregation", verbose_name=("Versammlung"), on_delete=models.SET_NULL, null=True, blank=True)
-    roles = models.ManyToManyField("main.role", verbose_name=("role"), null=True, blank=True)
+    roles = models.ManyToManyField("main.role", verbose_name=("Vorrecht"), null=True, blank=True)
     pioneer = models.BooleanField(("pionier"), default=False)
     svd = models.BooleanField(("s.v.d."), default=False)
     gender = models.CharField("Geschlecht",max_length=20, choices=[("M", "Männlich"), ("W", "Weiblich")])
@@ -82,6 +82,7 @@ class contributors(models.Model):
     jwpub = models.EmailField(("JWPUB"), max_length=254, null=True, blank=True)
     notes = models.CharField(("Bemerkung"), max_length=255, null=True, blank=True)
     actual = models.BooleanField(("Aktuell"), default=False)
+    email_sent_at = models.DateTimeField(("E-Mail versende"), null=True, blank=True)
 
     class Meta:
         verbose_name = ("Helfer")