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# IVLE - Informatics Virtual Learning Environment
# Copyright (C) 2007-2009 The University of Melbourne
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# Author: Nick Chadwick
import ivle.database
from ivle.database import Exercise, TestSuite, TestCase, \
TestSuiteVar, TestCasePart
from ivle.webapp.base.forms import VALID_URL_NAME
from ivle.webapp.base.rest import (JSONRESTView, write_operation,
require_permission)
from ivle.webapp.errors import NotFound, BadRequest
from ivle.webapp.tutorial.test.TestFramework import (
TestCreationError, TestError)
class ExercisesRESTView(JSONRESTView):
"""Rest view for adding an exercise."""
#Only lecturers, tutors and admins can add exercises
def get_permissions(self, user, config):
if user is not None:
if user.admin:
return set(['save'])
elif 'lecturer' in set((e.role for e in user.active_enrolments)):
return set(['save'])
elif 'tutor' in set((e.role for e in user.active_enrolments)):
return set(['save'])
else:
return set()
else:
return set()
@write_operation('save')
def add_exercise(self, req, identifier, name, description, partial, solution, include, num_rows):
if not VALID_URL_NAME.match(identifier):
raise BadRequest(
"Exercise names must consist of a lowercase alphanumeric "
"character followed by any number of lowercase alphanumerics, "
"., +, - or _.")
if req.store.find(Exercise, id=unicode(identifier)).one():
raise BadRequest("An exercise with that URL name already exists.")
new_exercise = Exercise()
new_exercise.id = unicode(identifier)
new_exercise.name = unicode(name)
new_exercise.set_description(unicode(description))
new_exercise.partial = unicode(partial)
new_exercise.solution = unicode(solution)
new_exercise.include = unicode(include)
new_exercise.num_rows = int(num_rows)
req.store.add(new_exercise)
return {'result': 'ok'}
class ExerciseRESTView(JSONRESTView):
"""View for updating Exercises"""
@write_operation(u'edit')
def edit_exercise(self, req, name, description, partial,
solution, include, num_rows):
self.context.name = unicode(name)
self.context.set_description(unicode(description))
self.context.partial = unicode(partial)
self.context.solution = unicode(solution)
self.context.include = unicode(include)
self.context.num_rows = int(num_rows)
return {'result': 'ok'}
@write_operation(u'edit')
def delete_exercise(self, req, id):
self.context.delete()
return {'result': 'ok'}
@write_operation(u'edit')
def add_suite(self, req, description, function, stdin):
new_suite = TestSuite()
new_suite.description = unicode(description)
new_suite.seq_no = self.context.test_suites.count()
new_suite.function = unicode(function)
new_suite.stdin = unicode(stdin)
new_suite.exercise = self.context
req.store.add(new_suite)
return {'result': 'ok'}
@write_operation(u'edit')
def edit_suite(self, req, suiteid, description, function, stdin):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
suite.description = unicode(description)
suite.function = unicode(function)
suite.stdin = unicode(stdin)
return {'result': 'ok'}
@write_operation(u'edit')
def delete_suite(self, req, suiteid):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
suite.delete()
return {'result': 'ok'}
@write_operation(u'edit')
def add_var(self, req, suiteid, var_type, var_name, var_val, argno):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
new_var = TestSuiteVar()
new_var.var_type = unicode(var_type)
new_var.var_name = unicode(var_name)
new_var.var_value = unicode(var_val)
new_var.arg_no = int(argno) if len(argno) else None
new_var.suite = suite
req.store.add(new_var)
return {'result': 'ok'}
@write_operation(u'edit')
def edit_var(self, req, suiteid, varid, var_type, var_name, var_val, argno):
var = req.store.find(TestSuiteVar,
TestSuiteVar.varid == int(varid),
TestSuiteVar.suiteid == int(suiteid)
).one()
if var is None:
raise NotFound("Var not found.")
var.var_type = unicode(var_type)
var.var_name = unicode(var_name)
var.var_value = unicode(var_val)
var.arg_no = int(argno) if len(argno) else None
return {'result': 'ok'}
@write_operation(u'edit')
def delete_var(self, req, suiteid, varid):
var = req.store.find(TestSuiteVar,
TestSuiteVar.varid == int(varid),
TestSuiteVar.suiteid == int(suiteid)).one()
if var is None:
raise NotFound()
var.delete()
return {'result': 'ok'}
@write_operation(u'edit')
def add_testcase(self, req, suiteid, passmsg, failmsg):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
new_case = TestCase()
new_case.passmsg = unicode(passmsg)
new_case.failmsg = unicode(failmsg)
new_case.seq_no = suite.test_cases.count()
# XXX: Force this for now, since we don't support the
# 'match' default. It might make sense to support
# this again once file testing support returns.
new_case.test_default = u'ignore'
suite.test_cases.add(new_case)
req.store.add(new_case)
return {'result': 'ok'}
@write_operation(u'edit')
def edit_testcase(self, req, suiteid, testid, passmsg, failmsg):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
test_case = req.store.find(TestCase,
TestCase.suiteid == suite.suiteid,
TestCase.testid == int(testid)).one()
if test_case is None:
raise NotFound()
test_case.passmsg = unicode(passmsg)
test_case.failmsg = unicode(failmsg)
return {'result': 'ok'}
@write_operation(u'edit')
def delete_testcase(self, req, suiteid, testid):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
test_case = req.store.find(TestCase,
TestCase.suiteid == suite.suiteid,
TestCase.testid == int(testid)).one()
if test_case is None:
raise NotFound()
test_case.delete()
return {'result': 'ok'}
@write_operation(u'edit')
def edit_testpart(self, req, suiteid, testid, partid, part_type, test_type,
data):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
test_case = req.store.find(TestCase,
TestCase.suiteid == suite.suiteid,
TestCase.testid == int(testid)).one()
if test_case is None:
raise NotFound()
test_part = req.store.find(TestCasePart,
TestCasePart.testid == test_case.testid,
TestCasePart.partid == int(partid)).one()
if test_part is None:
raise NotFound('testcasepart')
test_part.part_type = unicode(part_type)
test_part.test_type = unicode(test_type)
test_part.data = unicode(data)
return {'result': 'ok'}
@write_operation(u'edit')
def add_testpart(self, req, suiteid, testid, part_type, test_type,
data):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
test_case = req.store.find(TestCase,
TestCase.suiteid == suite.suiteid,
TestCase.testid == int(testid)).one()
if test_case is None:
raise NotFound()
test_part = TestCasePart()
test_part.part_type = unicode(part_type)
test_part.test_type = unicode(test_type)
test_part.data = unicode(data)
test_case.parts.add(test_part)
return {'result': 'ok'}
@write_operation(u'edit')
def delete_testpart(self, req, suiteid, testid, partid):
suite = req.store.find(TestSuite,
TestSuite.suiteid == int(suiteid),
TestSuite.exercise_id == self.context.id).one()
if suite is None:
raise NotFound()
test_case = req.store.find(TestCase,
TestCase.suiteid == suite.suiteid,
TestCase.testid == int(testid)).one()
if test_case is None:
raise NotFound()
test_part = req.store.find(TestCasePart,
TestCasePart.testid == test_case.testid,
TestCasePart.partid == int(partid)).one()
if test_part is None:
raise NotFound()
test_part.delete()
return {'result': 'ok'}
@write_operation(u'edit')
def test(self, req, code):
from ivle.worksheet.utils import test_exercise_submission
try:
return test_exercise_submission(
req.config, req.user, self.context, code)
except TestCreationError, e:
return {'critical_error': {'name': 'TestCreationError', 'detail': e._reason}}
except TestError, e:
return {'critical_error': {'name': 'TestError', 'detail': str(e)}}
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