feat: Messagerie WIP [#17]

Back-End/N3wtSchool/mailManager.py

@@ -0,0 +1,139 @@
+from django.core.mail import send_mail, get_connection, EmailMultiAlternatives, EmailMessage
+from django.template.loader import render_to_string
+from django.utils.html import strip_tags
+from django.conf import settings
+import re
+from rest_framework.response import Response
+from rest_framework import status
+from rest_framework.exceptions import NotFound
+from Settings.models import SMTPSettings
+from Establishment.models import Establishment  # Importer le modèle Establishment
+
+def getConnection(id_establishement):
+    try:
+        # Récupérer l'instance de l'établissement
+        establishment = Establishment.objects.get(id=id_establishement)
+
+        # Récupérer les paramètres SMTP associés à l'établissement
+        smtp_settings = SMTPSettings.objects.get(establishment=establishment)
+
+        # Créer une connexion SMTP avec les paramètres récupérés
+        connection = get_connection(
+            host=smtp_settings.smtp_server,
+            port=smtp_settings.smtp_port,
+            username=smtp_settings.smtp_user,
+            password=smtp_settings.smtp_password,
+            use_tls=smtp_settings.use_tls,
+            use_ssl=smtp_settings.use_ssl
+        )
+        return connection
+
+    except Establishment.DoesNotExist:
+        raise NotFound(f"Aucun établissement trouvé avec l'ID {id_establishement}")
+    except SMTPSettings.DoesNotExist:
+        raise NotFound(f"Aucun paramètre SMTP trouvé pour l'établissement {id_establishement}")
+
+
+def sendMail(recipients, subject, message, connection=None):
+    try:
+        plain_message = strip_tags(message)
+        from_email = settings.EMAIL_HOST_USER
+        if connection is None:
+            send_mail(subject, plain_message, from_email, recipients, html_message=message, fail_silently=False)
+        else:
+            send_mail(subject, plain_message, from_email, recipients, html_message=message, connection=connection, fail_silently=False)
+        return Response({'message': 'Email envoyé avec succès.'}, status=status.HTTP_200_OK)
+    except Exception as e:
+        return Response({'error': str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+def envoieReinitMotDePasse(recipients, code):
+    errorMessage = ''
+    try:
+        EMAIL_REINIT_SUBJECT = 'Réinitialisation du mot de passe'
+        context = {
+            'BASE_URL': settings.BASE_URL,
+            'code': str(code)
+        }
+        subject = EMAIL_REINIT_SUBJECT
+        html_message  = render_to_string('emails/resetPassword.html', context)
+        sendMail(recipients, subject, html_message)
+
+    except Exception as e:
+        errorMessage = str(e)
+
+    return errorMessage
+
+
+def sendRegisterForm(recipients, establishment_id):
+    errorMessage = ''
+    try:
+        # Préparation du contexte pour le template
+        EMAIL_INSCRIPTION_SUBJECT = '[N3WT-SCHOOL] Dossier Inscription'
+        context = {
+            'BASE_URL': settings.BASE_URL,
+            'email': recipients,
+            'establishment': establishment_id
+        }
+
+        subject = EMAIL_INSCRIPTION_SUBJECT
+        html_message  = render_to_string('emails/inscription.html', context)
+        sendMail(recipients, subject, html_message)
+
+
+    except Exception as e:
+        errorMessage = str(e)
+
+    return errorMessage
+
+def sendMandatSEPA(recipients, establishment_id):
+    errorMessage = ''
+    try:
+        # Préparation du contexte pour le template
+        EMAIL_INSCRIPTION_SUBJECT = '[N3WT-SCHOOL] Mandat de prélèvement SEPA'
+        context = {
+            'BASE_URL': settings.BASE_URL,
+            'email': recipients,
+            'establishment': establishment_id
+        }
+
+        subject = EMAIL_INSCRIPTION_SUBJECT
+        html_message  = render_to_string('emails/sepa.html', context)
+        sendMail(recipients, subject, html_message)
+
+    except Exception as e:
+        errorMessage = str(e)
+
+    return errorMessage
+
+def envoieRelanceDossierInscription(recipients, code):
+    EMAIL_RELANCE_SUBJECT = '[N3WT-SCHOOL] Relance - Dossier Inscription'
+    EMAIL_RELANCE_CORPUS = 'Bonjour,\nN\'ayant pas eu de retour de votre part, nous vous renvoyons le lien vers le formulaire d\'inscription : ' + BASE_URL + '/users/login\nCordialement'
+    errorMessage = ''
+    try:
+        sendMail(recipients, EMAIL_RELANCE_SUBJECT, EMAIL_RELANCE_CORPUS%str(code))
+
+    except Exception as e:
+        errorMessage = str(e)
+
+    return errorMessage
+
+def isValid(message, fiche_inscription):
+    # Est-ce que la référence du dossier est VALIDATED
+    subject = message.subject
+    print ("++++ " + subject)
+    responsableMail = message.from_header
+    result = re.search('<(.*)>', responsableMail)
+
+    if result:
+        responsableMail = result.group(1)
+
+    result = re.search(r'.*\[Ref(.*)\].*', subject)
+    idMail = -1
+    if result:
+        idMail = result.group(1).strip()
+
+    eleve = fiche_inscription.eleve
+    responsable = eleve.getMainGuardian()
+    mailReponsableAVerifier = responsable.mail
+
+    return responsableMail == mailReponsableAVerifier and str(idMail) == str(fiche_inscription.eleve.id)