init

backend/account/tasks.py

@@ -0,0 +1,130 @@
+from celery import shared_task
+from celery.utils.log import get_task_logger
+from django.core.mail import send_mail
+from django.conf import settings
+from django.utils.http import urlsafe_base64_encode, urlsafe_base64_decode
+from django.utils.encoding import force_bytes
+from .tokens import *
+
+from .models import CustomUser
+
+logger = get_task_logger(__name__)
+
+
+# This function sends a password reset email to the user.
+@shared_task
+def send_password_reset_email_task(user_id):
+    try:
+        user = CustomUser.objects.get(pk=user_id)
+    except user.DoesNotExist:
+        logger.info(f"Task send_password_reset_email has failed. Invalid User ID was sent.")
+        return 0
+    
+    uid = urlsafe_base64_encode(force_bytes(user.pk))
+    token = password_reset_token.make_token(user)
+
+    url = f"{settings.FRONTEND_URL}/reset-password/{uid}/{token}"
+
+    send_email_with_context(
+        subject="Obnova hesla",
+        message=f"Pro obnovu hesla klikni na následující odkaz:\n{url}",
+        recipients=[user.email],
+    )
+
+
+# This function sends an email to the user for email verification after registration.
+@shared_task
+def send_email_verification_task(user_id):
+    try:
+        user = CustomUser.objects.get(pk=user_id)
+    except user.DoesNotExist:
+        logger.info(f"Task send_password_reset_email has failed. Invalid User ID was sent.")
+        return 0
+    
+    uid = urlsafe_base64_encode(force_bytes(user.pk))
+    token = account_activation_token.make_token(user)
+
+    url = f"{settings.FRONTEND_URL}/email-verification/?uidb64={uid}&token={token}"
+
+    message = f"Ověřte svůj e-mail kliknutím na odkaz:\n{url}"
+
+    logger.debug(f"\nEMAIL OBSAH:\n {message}\nKONEC OBSAHU")
+
+    send_email_with_context(
+        recipients=user.email,
+        subject="Ověření e-mailu",
+        message=f"{message}"
+    )
+
+
+@shared_task
+def send_email_clerk_add_var_symbol_task(user_id):
+    try:
+        user = CustomUser.objects.get(pk=user_id)
+    except user.DoesNotExist:
+        logger.info(f"Task send_password_reset_email has failed. Invalid User ID was sent.")
+        return 0
+    
+    uid = urlsafe_base64_encode(force_bytes(user.pk))
+    # url = f"http://localhost:5173/clerk/add-var-symbol/{uid}/" # NEVIM
+    # TODO: Replace with actual URL once frontend route is ready
+    url = f"{settings.FRONTEND_URL}/clerk/add-var-symbol/{uid}/"
+    message = f"Byl vytvořen nový uživatel:\n {user.firstname} {user.secondname} {user.email} .\n Doplňte variabilní symbol {url} ."
+
+    if settings.EMAIL_BACKEND == 'django.core.mail.backends.console.EmailBackend':
+        logger.debug("\nEMAIL OBSAH:\n",message, "\nKONEC OBSAHU")
+
+    
+    send_email_with_context(
+        recipients=user.email,
+        subject="Doplnění variabilního symbolu",
+        message=message
+    )
+
+
+@shared_task
+def send_email_clerk_accepted_task(user_id):
+    try:
+        user = CustomUser.objects.get(pk=user_id)
+    except user.DoesNotExist:
+        logger.info(f"Task send_password_reset_email has failed. Invalid User ID was sent.")
+        return 0
+    
+    uid = urlsafe_base64_encode(force_bytes(user.pk))
+    token = account_activation_token.make_token(user)
+
+    message = f"Úředník potvrdil vaší registraci. Můžete se přihlásit."
+
+
+    if settings.EMAIL_BACKEND == 'django.core.mail.backends.console.EmailBackend':
+        logger.debug("\nEMAIL OBSAH:\n",message, "\nKONEC OBSAHU")
+    
+    send_email_with_context(
+        recipients=user.email,
+        subject="Úředník potvrdil váší registraci",
+        message=message
+    )
+    
+    
+
+def send_email_with_context(recipients, subject, message):
+    """
+    General function to send emails with a specific context.
+    """
+    if isinstance(recipients, str):
+        recipients = [recipients]
+
+    try:
+        send_mail(
+            subject=subject,
+            message=message,
+            from_email=None,
+            recipient_list=recipients,
+            fail_silently=False,
+        )
+        if settings.EMAIL_BACKEND == 'django.core.mail.backends.console.EmailBackend':
+            logger.debug("\nEMAIL OBSAH:\n",message, "\nKONEC OBSAHU")
+        return True
+    except Exception as e:
+        logger.error(f"E-mail se neodeslal: {e}")
+        return False