import argparse

import os

import django

from django.template import Template, Context

from django.core.mail import EmailMessage

os.environ["DJANGO_SETTINGS_MODULE"] = 'mysite.settings'

django.setup()

from grading.models import Assignment, Enrollment

if __name__ == '__main__':

parser = argparse.ArgumentParser(

description="Send assessments using email for specified assignment.")

parser.add_argument('assignment_id')

args = parser.parse_args()

assignment = Assignment.objects.get(pk=args.assignment_id)

mail_template = Template(assignment.mail_body)

subject = assignment.mail_subject

for report in assignment.report_set.filter(mail_is_sent=False):

enrollment = Enrollment.objects.get(course=assignment.course, student=report.student)

if enrollment.is_active:

print("Sending mail to %s" % report.student)

context = Context({'student': report.student})

body = mail_template.render(context)

email = EmailMessage(subject=subject, body=body,

to=[report.student.email],

bcc=['d.b.r.a.fokkema@uva.nl'])

try:

email.attach_file(report.report.path)

except ValueError:

print("Not including report for student %s" % report.student)

email.attach_file(report.assessment.path)

email.send()

report.mail_is_sent = True

report.save()

else:

print("Not sending mail to %s as student has dropped out" % report.student)