Sending results to students and teachers

[edumed.git] / wtem / management / commands / wtem_send_results.py

diff --git a/wtem/management/commands/wtem_send_results.py b/wtem/management/commands/wtem_send_results.py
new file mode 100644 (file)
index 0000000..94c2653
--- /dev/null
+++ b/wtem/management/commands/wtem_send_results.py
@@ -0,0 +1,93 @@
+# -*- coding: utf-8 -*-
+
+from optparse import make_option
+
+from django.core.management.base import BaseCommand
+from django.conf import settings
+from wtem.management.commands import send_mail
+from django.utils import translation
+from django.template.loader import render_to_string
+
+from contact.models import Contact
+from wtem.models import Submission
+
+
+def get_submissions():
+    return Submission.objects.exclude(answers = None).all()
+
+minimum = 47.5
+
+class Command(BaseCommand):
+
+    option_list = BaseCommand.option_list + (
+        make_option('--to-teachers',
+            action='store_true',
+            dest='to_teachers',
+            default=False,
+            help='Send emails to teachers'),
+        make_option('--to-students',
+            action='store_true',
+            dest='to_students',
+            default=False,
+            help='Send emails to students'),
+    )
+
+    def handle(self, *args, **options):
+        translation.activate('pl')
+        for target in ['to_teachers', 'to_students']:
+            if options[target]:
+                self.sent = 0
+                self.failed = 0
+                getattr(self, 'handle_' + target)(*args, **options)
+
+    def handle_to_students(self, *args, **options):
+        self.stdout.write('>>> Sending results to students')
+        subject = 'Twój wynik w I etapie Wielkiego Turnieju Edukacji Medialnej'
+
+        for submission in get_submissions():
+            final_result = submission.final_result
+            if final_result < minimum:
+                template = 'results_student_failed.txt'
+            else:
+                template = 'results_student_passed.txt'
+            message = render_to_string('wtem/' + template, dict(final_result = submission.final_result))
+            self.send_message(message, subject, submission.email)
+
+        self.sum_up()
+
+    def handle_to_teachers(self, *args, **kwargs):
+        self.stdout.write('>>> Sending results to teachers')
+        subject = 'Wyniki Twoich uczniów w I etapie Wielkiego Turnieju Edukacji Medialnej'
+        failed = sent = 0
+
+        submissions_by_contact = dict()
+
+        for submission in get_submissions():
+            submissions_by_contact.setdefault(submission.contact.id, []).append(submission)
+
+        for contact_id, submissions in submissions_by_contact.items():
+            contact = Contact.objects.get(id=contact_id)
+            message = render_to_string('wtem/results_teacher.txt', dict(submissions = submissions))
+            self.send_message(message, subject, contact.contact)
+
+        self.sum_up()
+
+    def sum_up(self):        
+        self.stdout.write('sent: %s, failed: %s' % (self.sent, self.failed))
+
+    def send_message(self, message, subject, email):
+        self.stdout.write('>>> sending results to %s' % email)
+        try:
+            send_mail(
+                subject = subject,
+                body = message,
+                to = [email]
+            )
+        except:
+            self.failed += 1
+            self.stdout.write('failed sending to: ' + email + ': ' + str(e))
+        else:
+            self.sent += 1
+            self.stdout.write('message sent to: ' + email)
+
+