X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/543746a467e90915f7eaf60b7b09f5fa498056e0..9d6c41a8d4518ba851c9de7426abe49de0660077:/wtem/models.py diff --git a/wtem/models.py b/wtem/models.py index 4c3d0ee..fbf0928 100644 --- a/wtem/models.py +++ b/wtem/models.py @@ -1,33 +1,68 @@ +# -*- coding: utf-8 -*- import random import string import os +import json +from django.core.validators import validate_email from django.db import models from django.contrib.auth.models import User from django.core.exceptions import ValidationError -from django.utils import simplejson +from django.core.mail import send_mail +from django.core.urlresolvers import reverse +from django.template.loader import render_to_string +from django.utils import timezone from django.utils.translation import ugettext as _ from jsonfield import JSONField from contact.models import Contact f = file(os.path.dirname(__file__) + '/fixtures/exercises.json') -exercises = simplejson.loads(f.read()) +exercises = json.loads(f.read()) f.close() -DEBUG_KEY = '12345' +DEBUG_KEY = 'smerfetka159' + + +def get_exercise_by_id(exercise_id): + return [e for e in exercises if str(e['id']) == str(exercise_id)][0] + + +def make_key(length): + return ''.join( + random.choice(string.ascii_uppercase + string.ascii_lowercase + string.digits) + for i in range(length)) + + +class CompetitionState(models.Model): + """singleton""" + BEFORE = 'before' + DURING = 'during' + AFTER = 'after' + STATE_CHOICES = ( + (BEFORE, u'przed rozpoczęciem'), + (DURING, u'w trakcie'), + (AFTER, u'po zakończeniu'), + ) + state = models.CharField(choices=STATE_CHOICES, max_length=16) + + @classmethod + def get_state(cls): + return cls.objects.get().state + class Submission(models.Model): - contact = models.ForeignKey(Contact, null = True) - key = models.CharField(max_length = 30, unique = True) - first_name = models.CharField(max_length = 100) - last_name = models.CharField(max_length = 100) - email = models.EmailField(max_length = 100, unique = True) - answers = models.CharField(max_length = 65536, null = True, blank = True) - key_sent = models.BooleanField(default = False) - marks = JSONField() - examiners = models.ManyToManyField(User, null = True, blank = True) - end_time = models.CharField(max_length = 5, null = True, blank = True) + contact = models.ForeignKey(Contact, null=True) + key = models.CharField(max_length=30, unique=True) + first_name = models.CharField(max_length=100) + last_name = models.CharField(max_length=100) + email = models.EmailField(max_length=100, unique=True) + answers = models.CharField(max_length=65536, null=True, blank=True) + key_sent = models.BooleanField(default=False) + marks = JSONField(default={}) + examiners = models.ManyToManyField(User, null=True, blank=True) + end_time = models.CharField(max_length=5, null=True, blank=True) + random_seed = models.IntegerField() def __unicode__(self): return ', '.join((self.last_name, self.first_name, self.email)) @@ -36,22 +71,42 @@ class Submission(models.Model): def generate_key(cls): key = '' while not key or key in [record['key'] for record in cls.objects.values('key')]: - key = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase + string.digits) for i in range(30)) + key = make_key(30) return key @classmethod - def create(cls, first_name, last_name, email, key = None, contact = None): + def create(cls, first_name, last_name, email, key=None, contact=None): submission = cls( - contact = contact, - key = key if key else Submission.generate_key(), - first_name = first_name, - last_name = last_name, - email = email + contact=contact, + key=key if key else Submission.generate_key(), + first_name=first_name, + last_name=last_name, + email=email, + random_seed=random.randint(-2147483648, 2147483647) ) submission.save() return submission + def competition_link(self): + return reverse('form_single', kwargs={'submission_id': self.id, 'key': self.key}) + + def get_answers(self): + return json.loads(self.answers) if self.answers else {} + + def shuffled_exercise_ids(self): + exercise_ids = [e['id'] for e in exercises] + seeded_random = random.Random(self.random_seed) + seeded_random.shuffle(exercise_ids) + return exercise_ids + + def current_exercise(self): + answers = self.get_answers() + for i, id in enumerate(self.shuffled_exercise_ids(), 1): + if str(id) not in answers: + return i, get_exercise_by_id(id) + return None, None + def get_mark(self, user_id, exercise_id): mark = None user_id = str(user_id) @@ -70,7 +125,6 @@ class Submission(models.Model): if mark == 'None': del self.marks[user_id][exercise_id] - def get_exercise_marks_by_examiner(self, exercise_id): marks = dict() for examiner_id, examiner_marks in self.marks.items(): @@ -80,17 +134,17 @@ class Submission(models.Model): return marks def get_final_exercise_mark(self, exercise_id): - exercise = exercises[int(exercise_id)-1] + exercise = get_exercise_by_id(exercise_id) if exercise_checked_manually(exercise): marks_by_examiner = self.get_exercise_marks_by_examiner(exercise_id) if len(marks_by_examiner): - return sum(map(int, marks_by_examiner.values())) / float(len(marks_by_examiner)) + return sum(map(float, marks_by_examiner.values())) / float(len(marks_by_examiner)) else: return None else: if not self.answers: return None - answer = simplejson.loads(self.answers)[exercise_id]['closed_part'] + answer = json.loads(self.answers)[exercise_id]['closed_part'] t = exercise['type'] if t == 'edumed_uporzadkuj': return exercise['points'] if map(int, answer) == exercise['answer'] else 0 @@ -117,13 +171,15 @@ class Submission(models.Model): if exercise.get('answer_mode', None) == 'all_or_nothing': toret = exercise['points'] if map(int, answer) == exercise['answer'] else 0 else: - for id in map(int, answer): - if id in exercise['answer']: + for answer_id in map(int, answer): + if answer_id in exercise['answer']: toret += exercise['points_per_hit'] return toret if t == 'edumed_prawdafalsz': toret = 0 for idx, statement in enumerate(exercise['statements']): + if statement[1] == 'ignore': + continue if answer[idx] == 'true': given = True elif answer[idx] == 'false': @@ -138,7 +194,8 @@ class Submission(models.Model): @property def final_result(self): final = 0 - for exercise_id in map(str,range(1, len(exercises) + 1)): + # for exercise_id in map(str,range(1, len(exercises) + 1)): + for exercise_id in [str(x['id']) for x in exercises]: mark = self.get_final_exercise_mark(exercise_id) if mark is not None: final += mark @@ -148,26 +205,78 @@ class Submission(models.Model): def final_result_as_string(self): return ('%.2f' % self.final_result).rstrip('0').rstrip('.') + class Attachment(models.Model): submission = models.ForeignKey(Submission) exercise_id = models.IntegerField() - file = models.FileField(upload_to = 'wtem/attachment') + tag = models.CharField(max_length=128, null=True, blank=True) + file = models.FileField(upload_to='wtem/attachment') class Assignment(models.Model): - user = models.ForeignKey(User, unique = True) + user = models.ForeignKey(User, unique=True) exercises = JSONField() def clean(self): if not isinstance(self.exercises, list): raise ValidationError(_('Assigned exercises must be declared in a list format')) - for exercise in self.exercises: - if not isinstance(exercise, int) or exercise < 1: - raise ValidationError(_('Invalid exercise id: %s' % exercise)) + # for exercise in self.exercises: + # if not isinstance(exercise, int) or exercise < 1: + # raise ValidationError(_('Invalid exercise id: %s' % exercise)) def __unicode__(self): - return self.user.username + ': ' + ','.join(map(str,self.exercises)) + return self.user.username + ': ' + ','.join(map(str, self.exercises)) + + +class Confirmation(models.Model): + first_name = models.CharField(max_length=100) + last_name = models.CharField(max_length=100) + email = models.EmailField(max_length=100, unique=True) + contact = models.ForeignKey(Contact, null=True) + key = models.CharField(max_length=30) + confirmed = models.BooleanField(default=False) + + class Meta: + ordering = ['contact__contact'] + + @classmethod + def create(cls, first_name, last_name, email, contact=None, key=None): + confirmation = cls( + contact=contact, + key=key if key else make_key(30), + first_name=first_name, + last_name=last_name, + email=email + ) + + confirmation.save() + return confirmation + + def absolute_url(self): + return reverse('student_confirmation', args=(self.id, self.key)) + + def readable_contact(self): + return '%s <%s>' % (self.contact.body.get('przewodniczacy'), self.contact.contact) + + def age(self): + return timezone.now() - self.contact.created_at + + def readable_age(self): + td = self.age() + return '%s dni, %s godzin' % (td.days, td.seconds/3600) + + def send_mail(self): + mail_subject = render_to_string('contact/olimpiada/student_mail_subject.html').strip() + mail_body = render_to_string( + 'contact/olimpiada/student_mail_body.html', {'confirmation': self}) + try: + validate_email(self.email) + except ValidationError: + pass + else: + send_mail(mail_subject, mail_body, 'olimpiada@nowoczesnapolska.org.pl', [self.email], + fail_silently=True) def exercise_checked_manually(exercise): - return (exercise['type'] in ('open', 'file_upload')) or 'open_part' in exercise \ No newline at end of file + return (exercise['type'] in ('open', 'file_upload')) or 'open_part' in exercise