96 lines
3.2 KiB
Python
96 lines
3.2 KiB
Python
import logging
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from django.conf import settings
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from django.contrib.auth.models import User
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from django.db import models
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from student.models import unique_id_for_user
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log = logging.getLogger(__name__)
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class Score(models.Model):
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"""
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This model stores the scores of different users on FoldIt problems.
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"""
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user = models.ForeignKey(User, db_index=True,
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related_name='foldit_scores')
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# The XModule that wants to access this doesn't have access to the real
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# userid. Save the anonymized version so we can look up by that.
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unique_user_id = models.CharField(max_length=50, db_index=True)
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puzzle_id = models.IntegerField()
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best_score = models.FloatField(db_index=True)
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current_score = models.FloatField(db_index=True)
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score_version = models.IntegerField()
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created = models.DateTimeField(auto_now_add=True)
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class PuzzleComplete(models.Model):
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"""
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This keeps track of the sets of puzzles completed by each user.
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e.g. PuzzleID 1234, set 1, subset 3. (Sets and subsets correspond to levels
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in the intro puzzles)
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"""
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class Meta:
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# there should only be one puzzle complete entry for any particular
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# puzzle for any user
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unique_together = ('user', 'puzzle_id', 'puzzle_set', 'puzzle_subset')
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ordering = ['puzzle_id']
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user = models.ForeignKey(User, db_index=True,
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related_name='foldit_puzzles_complete')
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# The XModule that wants to access this doesn't have access to the real
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# userid. Save the anonymized version so we can look up by that.
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unique_user_id = models.CharField(max_length=50, db_index=True)
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puzzle_id = models.IntegerField()
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puzzle_set = models.IntegerField(db_index=True)
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puzzle_subset = models.IntegerField(db_index=True)
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created = models.DateTimeField(auto_now_add=True)
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def __unicode__(self):
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return "PuzzleComplete({0}, id={1}, set={2}, subset={3}, created={4})".format(
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self.user.username, self.puzzle_id,
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self.puzzle_set, self.puzzle_subset,
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self.created)
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@staticmethod
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def completed_puzzles(anonymous_user_id):
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"""
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Return a list of puzzles that this user has completed, as an array of
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dicts:
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[ {'set': int,
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'subset': int,
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'created': datetime} ]
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"""
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complete = PuzzleComplete.objects.filter(unique_user_id=anonymous_user_id)
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return [{'set': c.puzzle_set,
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'subset': c.puzzle_subset,
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'created': c.created} for c in complete]
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@staticmethod
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def is_level_complete(anonymous_user_id, level, sub_level, due=None):
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"""
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Return True if this user completed level--sub_level by due.
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Users see levels as e.g. 4-5.
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Args:
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level: int
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sub_level: int
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due (optional): If specified, a datetime. Ignored if None.
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"""
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complete = PuzzleComplete.objects.filter(unique_user_id=anonymous_user_id,
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puzzle_set=level,
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puzzle_subset=sub_level)
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if due is not None:
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complete = complete.filter(created__lte=due)
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return complete.exists()
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