from datetime import date, timedelta from django.core.management.base import BaseCommand, CommandError from django.template.loader import get_template from django.core.mail import send_mail, BadHeaderError from input.models import Project from input.settings import URLPREFIX, IF_EMAIL class Command(BaseCommand): ''' mails will be send here: - two weeks after confirmation of support for volunteer (/extern) send link with surveylink - same for HonoraryCertificate and accreditation (/intern) - travel: mail 3 weeks after end of project. - assumed end of project (/project) reached: mail to IF, link to project-editpage ''' help = '''This command sends mail with some links to the database or to the survey after some amount of time.''' def handle(self, *args, **options): # get all projects which ended 3 weeks ago old = Project.objects.filter(end__lt = date.today() - timedelta(days=30)) print(old) mail_template = get_template('input/if_end_of_project.txt') for project in old: context = {'project': project} try: send_mail('Projektende erreicht', mail_template.render(context), IF_EMAIL, [IF_EMAIL], fail_silently=False) except BadHeaderError: return HttpResponse('Invalid header found.') self.stdout.write(self.style.SUCCESS('sendmails custom command executed'))