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Download and email iCal files for classes

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This commit is contained in:
Tanner Collin
2022-04-07 21:39:38 +00:00
parent eb7d34c92d
commit 6ffce428c5
5 changed files with 138 additions and 3 deletions
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14
apiserver/apiserver/api/emails/ical.html Normal file
View File

@@ -0,0 +1,14 @@
<!DOCTYPE html>
<html>
<head>
<title></title>
<style type="text/css">p.MsoNormal,p.MsoNoSpacing{margin:0}</style>
</head>
<body>
<div>Hi [name],<br></div>
<div><br></div>
<div>Please find attached the iCalendar file for [class] on [date].<br></div>
<div><br></div>
<div>Spaceport<br></div>
</body>
</html>

5
apiserver/apiserver/api/emails/ical.txt Normal file
View File

@@ -0,0 +1,5 @@
Hi [name],
Please find attached the iCalendar file for [class] on [date].
Spaceport

28
apiserver/apiserver/api/utils_email.py
View File

@@ -5,7 +5,7 @@ import os
import smtplib
from datetime import datetime, timedelta
from django.core.mail import send_mail
from django.core.mail import send_mail, EmailMultiAlternatives
from . import utils
from .. import settings
@@ -39,3 +39,29 @@ def send_welcome_email(member):
)
logger.info('Sent welcome email:\n' + email_text)
def send_ical_email(member, session, ical_file):
def replace_fields(text):
return text.replace(
'[name]', member.first_name,
).replace(
'[class]', session.course.name,
).replace(
'[date]', session.datetime.strftime('%A, %B %d'),
)
with open(EMAIL_DIR + 'ical.txt', 'r') as f:
email_text = replace_fields(f.read())
with open(EMAIL_DIR + 'ical.html', 'r') as f:
email_html = replace_fields(f.read())
subject = 'Protospace ' + session.course.name
from_email = None # defaults to DEFAULT_FROM_EMAIL
to = member.user.email
msg = EmailMultiAlternatives(subject, email_text, from_email, [to])
msg.attach_alternative(email_html, "text/html")
msg.attach('event.ics', ical_file, 'text/calendar')
msg.send()
logger.info('Sent ical email:\n' + email_text)

42
apiserver/apiserver/api/views.py
View File

@@ -18,11 +18,12 @@ from rest_auth.views import PasswordChangeView, PasswordResetView, PasswordReset
from rest_auth.registration.views import RegisterView
from fuzzywuzzy import fuzz, process
from collections import OrderedDict
import icalendar
import datetime, time
import requests
from . import models, serializers, utils, utils_paypal, utils_stats, utils_ldap
from . import models, serializers, utils, utils_paypal, utils_stats, utils_ldap, utils_email
from .permissions import (
is_admin_director,
AllowMetadata,
@@ -274,6 +275,45 @@ class SessionViewSet(Base, List, Retrieve, Create, Update):
def perform_create(self, serializer):
serializer.save(instructor=self.request.user)
def generate_ical(self, session):
cal = icalendar.Calendar()
cal.add('prodid', '-//Protospace//Spaceport//')
cal.add('version', '2.0')
event = icalendar.Event()
event.add('summary', session.course.name)
event.add('dtstart', session.datetime)
event.add('dtend', session.datetime + datetime.timedelta(hours=1))
event.add('dtstamp', now())
cal.add_component(event)
return cal.to_ical()
@action(detail=True, methods=['get'])
def download_ical(self, request, pk=None):
session = get_object_or_404(models.Session, id=pk)
user = self.request.user
ical_file = self.generate_ical(session).decode()
response = FileResponse(ical_file, filename='event.ics')
response['Content-Type'] = 'text/calendar'
response['Content-Disposition'] = 'attachment; filename="event.ics"'
return response
@action(detail=True, methods=['post'])
def email_ical(self, request, pk=None):
session = get_object_or_404(models.Session, id=pk)
user = self.request.user
ical_file = self.generate_ical(session).decode()
utils_email.send_ical_email(user.member, session, ical_file)
return Response(200)
class TrainingViewSet(Base, Retrieve, Create, Update):
permission_classes = [AllowMetadata | IsAuthenticated, IsObjOwnerOrAdmin | IsSessionInstructorOrAdmin | ReadOnly]