def email_result(self):
key_name = self.request.get('key')
obj = Eval.get_by_key_name(key_name)
if not obj:
return self.get(errors=['Invalid key: {!r}'.format(key_name)])
if obj.sent_results:
return self.get(errors=['Results already emailed.'])
safe_ta_name = obj.ta.replace(' ', '_')
ta_result_name = '{}-{}.txt'.format(obj.course, safe_ta_name)
ta_result = Eval.generate_summary([obj])
course_list = [x for x in Eval.all().filter('course =', obj.course)]
course_result = Eval.generate_summary(course_list, True)
all_result = Eval.generate_summary([x for x in Eval.all()], True)
settings = Settings.get_by_key_name('settings')
email_to = '{} <{}>'.format(obj.ta, obj.ta_email)
email_cc = '{} <{}>'.format(obj.instructor, obj.instructor_email)
body = const.RESULT_EMAIL_TEMPLATE.format(obj.ta)
attachments = [(ta_result_name, ta_result),
('{}.txt'.format(obj.course), course_result),
('all.txt', all_result)]
try:
mail.send_mail(sender=settings.admin_email, to=email_to,
cc=email_cc, subject=const.RESULT_EMAIL_SUBJECT,
body=body, attachments=attachments)
obj.sent_results = True
obj.put()
self.get(['Sent result to {} and {}'.format(obj.ta,
obj.instructor)])
except Exception, e:
self.get(errors=[str(e)])
def get(self):
outfile = StringIO.StringIO()
tgz = tarfile.open(fileobj=outfile, mode='w:gz')
for ev in Eval.all():
filename = 'taevals/{}-{}.txt'.format(ev.course,
ev.ta.replace(' ', '_'))
results = Eval.generate_summary([ev]).encode('utf-8')
tarinfo = tarfile.TarInfo(filename)
tarinfo.size = len(results)
tarinfo.mtime = time.time()
tgz.addfile(tarinfo, StringIO.StringIO(results))
tgz.close()
cd = 'attachement; filename="taevals.tar.gz"'
self.response.headers['Content-Type'] = 'application/x-compressed'
self.response.headers['Content-Disposition'] = cd
self.response.out.write(outfile.getvalue())
def get(self, course=None, ta=None):
evals = []
key_name = None
if ta != None:
ta = urllib.unquote(ta)
course = urllib.unquote(course)
if course == None:
return self.redirect('/admin')
key_name = '{}-{}'.format(ta, course)
obj = Eval.get_by_key_name(key_name)
if obj == None:
return self.redirect('/admin')
evals.append(obj)
title = '{}-{}'.format(course, ta)
elif course != None:
course = urllib.unquote(course)
evals.extend([x for x in Eval.all().filter('course =', course)])
title = course
else:
evals.extend([x for x in Eval.all()])
title = 'all'
if not evals:
return self.redirect('/admin')
results = Eval.generate_summary(evals, len(evals) > 1)
if self.request.get('dl') == '1':
filename = title.replace(' ', '_')
cd = 'attachement; filename="{}.txt"'.format(filename)
self.response.headers['Content-Type'] = 'text/plain'
self.response.headers['Content-Disposition'] = cd
self.response.out.write(results)
else:
form_token, cookie = helpers.generate_validation_token()
self.response.headers.add_header('Set-Cookie', cookie)
dl_url = '{}?dl=1'.format(self.request.url)
email_url = '{}?email=1'.format(self.request.url)
values = {'results': cgi.escape(results), 'title': title,
'dl_url': dl_url, 'email_url': email_url,
'form_token': form_token, 'key': key_name}
template = jinja_environment.get_template('results.html')
self.response.out.write(template.render(values))