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'''AJAX backend for the tutorial application.'''
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from storm.locals import Store
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import ivle.database
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from ivle.database import Exercise, ExerciseAttempt, ExerciseSave, Worksheet, \
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Offering, Subject, Semester, User, WorksheetExercise
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import ivle.worksheet.utils
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import ivle.webapp.tutorial.test
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from ivle.webapp.base.rest import (JSONRESTView, named_operation,
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from ivle.webapp.base.rest import (JSONRESTView, write_operation,
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require_permission)
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from ivle.webapp.errors import NotFound
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TIMESTAMP_FORMAT = '%Y-%m-%d %H:%M:%S'
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class AttemptsRESTView(JSONRESTView):
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'''REST view of a user's attempts at an exercise.'''
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@require_permission('edit')
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def PUT(self, req, data):
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""" Tests the given submission """
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# Start a console to run the tests on
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jail_path = os.path.join(req.config['paths']['jails']['mounts'],
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working_dir = os.path.join("/home", req.user.login)
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cons = ivle.console.Console(req.config, req.user.unixid, jail_path,
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# Parse the file into a exercise object using the test suite
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exercise_obj = ivle.webapp.tutorial.test.parse_exercise_file(
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self.context.worksheet_exercise.exercise, cons)
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# Run the test cases. Get the result back as a JSONable object.
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test_results = exercise_obj.run_tests(data['code'])
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# Trim off any trailing whitespace (can cause syntax errors in python)
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# While technically this is a user error, it causes a lot of confusion
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# for student since it's "invisible".
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code = data['code'].rstrip()
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test_results = ivle.worksheet.utils.test_exercise_submission(
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req.config, req.user, self.context.worksheet_exercise.exercise,
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attempt = ivle.database.ExerciseAttempt(user=req.user,
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worksheet_exercise = self.context.worksheet_exercise,
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date = datetime.datetime.now(),
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complete = test_results['passed'],
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text = unicode(data['code'])
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req.store.add(attempt)
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class WorksheetExerciseRESTView(JSONRESTView):
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'''REST view of a worksheet exercise.'''
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@named_operation('view')
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@write_operation('view')
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def save(self, req, text):
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# Find the appropriate WorksheetExercise to save to. If its not found,
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# the user is submitting against a non-existant worksheet/exercise
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return {"result": "ok"}
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# Note that this is the view of an existing worksheet. Creation is handled
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# by OfferingRESTView (as offerings have worksheets)
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class WorksheetRESTView(JSONRESTView):
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"""View used to update a worksheet."""
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@named_operation('edit')
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def save(self, req, name, assessable, data, format):
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"""Takes worksheet data and saves it."""
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self.context.name = unicode(name)
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self.context.assessable = self.convert_bool(assessable)
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self.context.data = unicode(data)
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self.context.format = unicode(format)
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ivle.worksheet.utils.update_exerciselist(self.context)
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return {"result": "ok"}
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class WorksheetsRESTView(JSONRESTView):
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"""View used to update and create Worksheets."""
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@named_operation('edit')
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def add_worksheet(self, req, identifier, name, assessable, data, format):
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"""Takes worksheet data and adds it."""
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new_worksheet = Worksheet()
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new_worksheet.seq_no = self.context.worksheets.count()
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# Setting new_worksheet.offering implicitly adds new_worksheet,
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# hence worksheets.count MUST be called above it
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new_worksheet.offering = self.context
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new_worksheet.identifier = unicode(identifier)
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new_worksheet.name = unicode(name)
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new_worksheet.assessable = self.convert_bool(assessable)
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new_worksheet.data = unicode(data)
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new_worksheet.format = unicode(format)
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# This call is added for clarity, as the worksheet is implicitly added.
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req.store.add(new_worksheet)
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ivle.worksheet.utils.update_exerciselist(new_worksheet)
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return {"result": "ok"}
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@named_operation('edit')
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@write_operation('edit_worksheets')
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def move_up(self, req, worksheetid):
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"""Takes a list of worksheet-seq_no pairs and updates their
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corresponding Worksheet objects to match."""
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return {'result': 'ok'}
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@named_operation('edit')
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@write_operation('edit_worksheets')
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def move_down(self, req, worksheetid):
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"""Takes a list of worksheet-seq_no pairs and updates their
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corresponding Worksheet objects to match."""