# -*- coding: utf-8 -*-
from typing import Dict, List
import six
from django.conf import settings
from django.core.mail import EmailMessage
[docs]def send(recipients: Dict[str, List[int]], subject: str, body: str, message_sent):
"""
Send email
:param recipients: Dict {'<app_label>.<model>': [<id>, <id>]}
:param subject: Subject of email
:param body: Body of message
:param message_sent: MessageSent instance
:return: MessageSent instance
"""
from django_webix_sender.models import MessageSent, MessageRecipient
if 'django_webix_sender' not in settings.INSTALLED_APPS:
raise Exception("Django Webix Sender is not in INSTALLED_APPS")
# Controllo correttezza parametri
if not isinstance(recipients, dict) or \
'valids' not in recipients or not isinstance(recipients['valids'], list) or \
'duplicates' not in recipients or not isinstance(recipients['duplicates'], list) or \
'invalids' not in recipients or not isinstance(recipients['invalids'], list):
raise Exception("`recipients` must be a dict")
if not isinstance(subject, six.string_types):
raise Exception("`subject` must be a string")
if not isinstance(body, six.string_types):
raise Exception("`body` must be a string")
if not isinstance(message_sent, MessageSent):
raise Exception("`message_sent` must be MessageSent instance")
CONFIG_EMAIL = next(
(item for item in settings.WEBIX_SENDER['send_methods'] if item["method"] == "email"), {}
).get("config")
# Per ogni istanza di destinatario ciclo
for recipient, recipient_address in recipients['valids']:
email = EmailMessage(
subject=subject,
body=body,
from_email=CONFIG_EMAIL['from_email'],
to=[recipient_address]
)
email.content_subtype = "html"
try:
email.send()
_extra = {'status': "Email {} ({}) inviata con successo".format(recipient_address, recipient)}
_status = 'success'
except Exception as e:
_extra = {'status': "{}".format(e)}
_status = 'failed'
MessageRecipient.objects.create(
message_sent=message_sent,
recipient=recipient,
sent_number=1,
status=_status,
recipient_address=recipient_address,
extra=_extra,
)
# Salvo i destinatari senza numero e quindi ai quali non è stato inviato il messaggio
for recipient, recipient_address in recipients['invalids']:
message_recipient = MessageRecipient(
message_sent=message_sent,
recipient=recipient,
sent_number=0,
status='invalid',
recipient_address=recipient_address,
extra={'status': "Email non presente ({}) e quindi non inviata".format(recipient)}
)
message_recipient.save()
# Salvo i destinatari duplicati e quindi ai quali non è stato inviato il messaggio
for recipient, recipient_address in recipients['duplicates']:
message_recipient = MessageRecipient(
message_sent=message_sent,
recipient=recipient,
sent_number=0,
status='duplicate',
recipient_address=recipient_address,
extra={'status': "Email duplicata".format(recipient)}
)
message_recipient.save()
return message_sent