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[edumed.git] / wtem / models.py

diff --git a/wtem/models.py b/wtem/models.py
index 56c814c..0c7f78a 100644 (file)
--- a/wtem/models.py
+++ b/wtem/models.py
@@ -25,8 +25,9 @@ class Submission(models.Model):
     email = models.EmailField(max_length = 100, unique = True)
     answers = models.CharField(max_length = 65536, null = True, blank = True)
     key_sent = models.BooleanField(default = False)
     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()
+    marks = JSONField(default={})

     examiners = models.ManyToManyField(User, null = True, blank = True)
     examiners = models.ManyToManyField(User, null = True, blank = True)

+    end_time = models.CharField(max_length = 5, null = True, blank = True)

 
     def __unicode__(self):
         return ', '.join((self.last_name, self.first_name, self.email))
 
     def __unicode__(self):
         return ', '.join((self.last_name, self.first_name, self.email))


@@ -79,29 +80,80 @@ class Submission(models.Model):
         return marks
 
     def get_final_exercise_mark(self, exercise_id):
         return marks
 
     def get_final_exercise_mark(self, exercise_id):

-        exercise = exercises[int(exercise_id)-1]
+        #exercise = exercises[int(exercise_id)-1]
+        exercise = [e for e in exercises if str(e['id']) == str(exercise_id)][0]

         if exercise_checked_manually(exercise):
             marks_by_examiner = self.get_exercise_marks_by_examiner(exercise_id)
             if len(marks_by_examiner):
         if exercise_checked_manually(exercise):
             marks_by_examiner = self.get_exercise_marks_by_examiner(exercise_id)
             if len(marks_by_examiner):

-                return max(map(int, marks_by_examiner.values()))
+                return sum(map(float, marks_by_examiner.values())) / float(len(marks_by_examiner))

             else:
                 return None
         else:
             else:
                 return None
         else:

-            return 1 # TODO: actually calculate the result
+            if not self.answers:
+                return None
+            answer = simplejson.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
+            if t == 'edumed_przyporzadkuj':
+                toret = 0
+                for bucket_id, items in answer.items():
+                    for item_id in items:
+                        is_corect = False
+                        if exercise.get('answer_mode', None) == 'possible_buckets_for_item':
+                            is_correct = int(bucket_id) in exercise['answer'].get(item_id)
+                        else:
+                            is_correct = int(item_id) in exercise['answer'].get(bucket_id, [])
+                        if is_correct:
+                            toret += exercise['points_per_hit']
+                return toret
+            if t == 'edumed_wybor':
+                if len(exercise['answer']) == 1:
+                    if len(answer) and int(answer[0]) == exercise['answer'][0]:
+                        return exercise['points']
+                    else:
+                        return 0
+                else:
+                    toret = 0
+                    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']:
+                                toret += exercise['points_per_hit']
+                    return toret
+            if t == 'edumed_prawdafalsz':
+                toret = 0
+                for idx, statement in enumerate(exercise['statements']):
+                    if answer[idx] == 'true':
+                        given = True
+                    elif answer[idx] == 'false':
+                        given = False
+                    else:
+                        given = None
+                    if given == statement[1]:
+                        toret += exercise['points_per_hit']
+                return toret
+            raise NotImplementedError

 
     @property
     def final_result(self):
         final = 0
 
     @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:
             mark = self.get_final_exercise_mark(exercise_id)
             if mark is not None:

-                final += int(mark)
+                final += mark

         return final
 
         return final
 

+    @property
+    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()
 
 class Attachment(models.Model):
     submission = models.ForeignKey(Submission)
     exercise_id = models.IntegerField()

+    tag = models.CharField(max_length=128, null=True, blank=True)

     file = models.FileField(upload_to = 'wtem/attachment')
 
 
     file = models.FileField(upload_to = 'wtem/attachment')
 
 


@@ -112,13 +164,13 @@ class Assignment(models.Model):
     def clean(self):
         if not isinstance(self.exercises, list):
             raise ValidationError(_('Assigned exercises must be declared in a list format'))
     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))
 
 
 def exercise_checked_manually(exercise):
 
     def __unicode__(self):
         return self.user.username + ': ' + ','.join(map(str,self.exercises))
 
 
 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