39
39
'ProjectSet', 'Project', 'ProjectGroup', 'ProjectGroupMembership',
40
40
'Exercise', 'Worksheet', 'WorksheetExercise',
41
41
'ExerciseSave', 'ExerciseAttempt',
42
'AlreadyEnrolledError'
42
'AlreadyEnrolledError', 'TestCase', 'TestSuite', 'TestSuiteVar'
45
45
def _kwarg_init(self, **kwargs):
54
54
Returns the Storm connection string, generated from the conf file.
56
return "postgres://%s:%s@%s:%d/%s" % (ivle.conf.db_user,
57
ivle.conf.db_password, ivle.conf.db_host, ivle.conf.db_port,
59
clusterstr += ivle.conf.db_user
60
if ivle.conf.db_password:
61
clusterstr += ':' + ivle.conf.db_password
64
host = ivle.conf.db_host or 'localhost'
65
port = ivle.conf.db_port or 5432
67
clusterstr += '%s:%d' % (host, port)
69
return "postgres://%s/%s" % (clusterstr, ivle.conf.db_dbname)
130
141
fieldval = self.acct_exp
131
142
return fieldval is not None and datetime.datetime.now() > fieldval
146
return self.state == 'enabled' and not self.account_expired
133
148
def _get_enrolments(self, justactive):
134
149
return Store.of(self).find(Enrolment,
135
150
Enrolment.user_id == self.id,
197
212
return store.find(cls, cls.login == unicode(login)).one()
214
def get_permissions(self, user):
215
if user and user.rolenm == 'admin' or user is self:
216
return set(['view', 'edit'])
199
220
# SUBJECTS AND ENROLMENTS #
201
222
class Subject(Storm):
264
298
e = Enrolment(user=user, offering=self, active=True)
265
299
self.enrolments.add(e)
301
def get_permissions(self, user):
305
if user.rolenm == 'admin':
267
309
class Enrolment(Storm):
268
310
__storm_table__ = "enrolment"
269
311
__storm_primary__ = "user_id", "offering_id"
368
410
# WORKSHEETS AND EXERCISES #
370
412
class Exercise(Storm):
371
# Note: Table "problem" is called "Exercise" in the Object layer, since
372
# it's called that everywhere else.
373
__storm_table__ = "problem"
375
id = Int(primary=True, name="problemid")
376
name = Unicode(name="identifier")
413
__storm_table__ = "exercise"
414
id = Unicode(primary=True, name="identifier")
416
description = Unicode()
379
422
worksheets = ReferenceSet(id,
380
423
'WorksheetExercise.exercise_id',
381
424
'WorksheetExercise.worksheet_id',
428
test_suites = ReferenceSet(id, 'TestSuite.exercise_id')
385
430
__init__ = _kwarg_init
387
432
def __repr__(self):
388
433
return "<%s %s>" % (type(self).__name__, self.name)
391
def get_by_name(cls, store, name):
393
Get the Exercise from the db associated with a given store and name.
394
If the exercise is not in the database, creates it and inserts it
397
ex = store.find(cls, cls.name == unicode(name)).one()
400
ex = Exercise(name=unicode(name))
405
436
class Worksheet(Storm):
406
437
__storm_table__ = "worksheet"
408
439
id = Int(primary=True, name="worksheetid")
409
# XXX subject is not linked to a Subject object. This is a property of
410
# the database, and will be refactored.
412
name = Unicode(name="identifier")
440
offering_id = Int(name="offeringid")
441
identifier = Unicode()
413
443
assessable = Bool()
416
exercises = ReferenceSet(id,
417
'WorksheetExercise.worksheet_id',
418
'WorksheetExercise.exercise_id',
448
attempts = ReferenceSet(id, "ExerciseAttempt.worksheetid")
449
offering = Reference(offering_id, 'Offering.id')
420
451
# Use worksheet_exercises to get access to the WorksheetExercise objects
421
452
# binding worksheets to exercises. This is required to access the
422
453
# "optional" field.
423
454
worksheet_exercises = ReferenceSet(id,
424
455
'WorksheetExercise.worksheet_id')
426
458
__init__ = _kwarg_init
449
481
store.find(WorksheetExercise,
450
482
WorksheetExercise.worksheet == self).remove()
484
def get_permissions(self, user):
485
return self.offering.get_permissions(user)
452
487
class WorksheetExercise(Storm):
453
__storm_table__ = "worksheet_problem"
454
__storm_primary__ = "worksheet_id", "exercise_id"
488
__storm_table__ = "worksheet_exercise"
490
id = Int(primary=True, name="ws_ex_id")
456
492
worksheet_id = Int(name="worksheetid")
457
493
worksheet = Reference(worksheet_id, Worksheet.id)
458
exercise_id = Int(name="problemid")
494
exercise_id = Unicode(name="exerciseid")
459
495
exercise = Reference(exercise_id, Exercise.id)
460
496
optional = Bool()
500
saves = ReferenceSet(id, "ExerciseSave.ws_ex_id")
501
attempts = ReferenceSet(id, "ExerciseAttempt.ws_ex_id")
462
503
__init__ = _kwarg_init
464
505
def __repr__(self):
465
506
return "<%s %s in %s>" % (type(self).__name__, self.exercise.name,
507
self.worksheet.identifier)
468
509
class ExerciseSave(Storm):
474
515
ExerciseSave may be extended with additional semantics (such as
475
516
ExerciseAttempt).
477
__storm_table__ = "problem_save"
478
__storm_primary__ = "exercise_id", "user_id", "date"
480
exercise_id = Int(name="problemid")
481
exercise = Reference(exercise_id, Exercise.id)
518
__storm_table__ = "exercise_save"
519
__storm_primary__ = "ws_ex_id", "user_id"
521
ws_ex_id = Int(name="ws_ex_id")
522
worksheet_exercise = Reference(ws_ex_id, "WorksheetExercise.id")
482
524
user_id = Int(name="loginid")
483
525
user = Reference(user_id, User.id)
484
526
date = DateTime()
503
545
they won't count (either as a penalty or success), but will still be
506
__storm_table__ = "problem_attempt"
507
__storm_primary__ = "exercise_id", "user_id", "date"
548
__storm_table__ = "exercise_attempt"
549
__storm_primary__ = "ws_ex_id", "user_id", "date"
509
551
# The "text" field is the same but has a different name in the DB table
510
552
# for some reason.
511
553
text = Unicode(name="attempt")
512
554
complete = Bool()
557
def get_permissions(self, user):
558
return set(['view']) if user is self.user else set()
560
class TestSuite(Storm):
561
"""A Testsuite acts as a container for the test cases of an exercise."""
562
__storm_table__ = "test_suite"
563
__storm_primary__ = "exercise_id", "suiteid"
566
exercise_id = Unicode(name="exerciseid")
567
description = Unicode()
571
exercise = Reference(exercise_id, Exercise.id)
572
test_cases = ReferenceSet(suiteid, 'TestCase.suiteid')
573
variables = ReferenceSet(suiteid, 'TestSuiteVar.suiteid')
575
class TestCase(Storm):
576
"""A TestCase is a member of a TestSuite.
578
It contains the data necessary to check if an exercise is correct"""
579
__storm_table__ = "test_case"
580
__storm_primary__ = "testid", "suiteid"
584
suite = Reference(suiteid, "TestSuite.suiteid")
587
test_default = Unicode()
590
parts = ReferenceSet(testid, "TestCasePart.testid")
592
__init__ = _kwarg_init
594
class TestSuiteVar(Storm):
595
"""A container for the arguments of a Test Suite"""
596
__storm_table__ = "suite_variable"
597
__storm_primary__ = "varid"
602
var_value = Unicode()
606
suite = Reference(suiteid, "TestSuite.suiteid")
608
__init__ = _kwarg_init
610
class TestCasePart(Storm):
611
"""A container for the test elements of a Test Case"""
612
__storm_table__ = "test_case_part"
613
__storm_primary__ = "partid"
618
part_type = Unicode()
619
test_type = Unicode()
623
test = Reference(testid, "TestCase.testid")
625
__init__ = _kwarg_init