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Merge pull request #1094 from MITx/feature/victor/instructor-grading

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Feature/victor/instructor grading
This commit is contained in:
David Ormsbee
2012-12-07 08:44:58 -08:00
parent 98fefd14c5 44a8f31d06
commit 7596deb40a
38 changed files with 1553 additions and 212 deletions
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3
lms/djangoapps/courseware/access.py
View File

@@ -34,7 +34,8 @@ def has_access(user, obj, action):
user: a Django user object. May be anonymous.
obj: The object to check access for. For now, a module or descriptor.
obj: The object to check access for. A module, descriptor, location, or
certain special strings (e.g. 'global')
action: A string specifying the action that the client is trying to perform.

11
lms/djangoapps/courseware/module_render.py
View File

@@ -1,4 +1,3 @@
import hashlib
import json
import logging
import pyparsing
@@ -20,6 +19,7 @@ from mitxmako.shortcuts import render_to_string
from models import StudentModule, StudentModuleCache
from psychometrics.psychoanalyze import make_psychometrics_data_update_handler
from static_replace import replace_urls
from student.models import unique_id_for_user
from xmodule.errortracker import exc_info_to_str
from xmodule.exceptions import NotFoundError
from xmodule.modulestore import Location
@@ -152,12 +152,6 @@ def _get_module(user, request, location, student_module_cache, course_id, positi
if not has_access(user, descriptor, 'load'):
return None
# Anonymized student identifier
h = hashlib.md5()
h.update(settings.SECRET_KEY)
h.update(str(user.id))
anonymous_student_id = h.hexdigest()
# Only check the cache if this module can possibly have state
instance_module = None
shared_module = None
@@ -230,7 +224,8 @@ def _get_module(user, request, location, student_module_cache, course_id, positi
# by the replace_static_urls code below
replace_urls=replace_urls,
node_path=settings.NODE_PATH,
anonymous_student_id=anonymous_student_id,
anonymous_student_id=unique_id_for_user(user),
course_id=course_id,
)
# pass position specified in URL to module through ModuleSystem
system.set('position', position)

11
lms/djangoapps/courseware/tabs.py
View File

@@ -36,7 +36,7 @@ CourseTab = namedtuple('CourseTab', 'name link is_active')
# wrong. (e.g. "is there a 'name' field?). Validators can assume
# that the type field is valid.
#
# - a function that takes a config, a user, and a course, and active_page and
# - a function that takes a config, a user, and a course, an active_page and
# return a list of CourseTabs. (e.g. "return a CourseTab with specified
# name, link to courseware, and is_active=True/False"). The function can
# assume that it is only called with configs of the appropriate type that
@@ -97,6 +97,14 @@ def _textbooks(tab, user, course, active_page):
for index, textbook in enumerate(course.textbooks)]
return []
def _staff_grading(tab, user, course, active_page):
if has_access(user, course, 'staff'):
link = reverse('staff_grading', args=[course.id])
return [CourseTab('Staff grading', link, active_page == "staff_grading")]
return []
#### Validators
@@ -132,6 +140,7 @@ VALID_TAB_TYPES = {
'textbooks': TabImpl(null_validator, _textbooks),
'progress': TabImpl(need_name, _progress),
'static_tab': TabImpl(key_checker(['name', 'url_slug']), _static_tab),
'staff_grading': TabImpl(null_validator, _staff_grading),
}

133
lms/djangoapps/courseware/tests/tests.py
View File

@@ -193,13 +193,27 @@ class PageLoader(ActivateLoginTestCase):
def check_for_get_code(self, code, url):
"""
Check that we got the expected code. Hacks around our broken 404
handling.
Check that we got the expected code when accessing url via GET.
Returns the response.
"""
resp = self.client.get(url)
self.assertEqual(resp.status_code, code,
"got code {0} for url '{1}'. Expected code {2}"
.format(resp.status_code, url, code))
return resp
def check_for_post_code(self, code, url, data={}):
"""
Check that we got the expected code when accessing url via POST.
Returns the response.
"""
resp = self.client.post(url, data)
self.assertEqual(resp.status_code, code,
"got code {0} for url '{1}'. Expected code {2}"
.format(resp.status_code, url, code))
return resp
def check_pages_load(self, course_name, data_dir, modstore):
@@ -286,14 +300,10 @@ class TestNavigation(PageLoader):
def setUp(self):
xmodule.modulestore.django._MODULESTORES = {}
courses = modulestore().get_courses()
def find_course(course_id):
"""Assumes the course is present"""
return [c for c in courses if c.id==course_id][0]
self.full = find_course("edX/full/6.002_Spring_2012")
self.toy = find_course("edX/toy/2012_Fall")
# Assume courses are there
self.full = modulestore().get_course("edX/full/6.002_Spring_2012")
self.toy = modulestore().get_course("edX/toy/2012_Fall")
# Create two accounts
self.student = 'view@test.com'
@@ -344,14 +354,9 @@ class TestViewAuth(PageLoader):
def setUp(self):
xmodule.modulestore.django._MODULESTORES = {}
courses = modulestore().get_courses()
def find_course(course_id):
"""Assumes the course is present"""
return [c for c in courses if c.id==course_id][0]
self.full = find_course("edX/full/6.002_Spring_2012")
self.toy = find_course("edX/toy/2012_Fall")
self.full = modulestore().get_course("edX/full/6.002_Spring_2012")
self.toy = modulestore().get_course("edX/toy/2012_Fall")
# Create two accounts
self.student = 'view@test.com'
@@ -629,46 +634,46 @@ class TestCourseGrader(PageLoader):
return [c for c in courses if c.id==course_id][0]
self.graded_course = find_course("edX/graded/2012_Fall")
# create a test student
self.student = 'view@test.com'
self.password = 'foo'
self.create_account('u1', self.student, self.password)
self.activate_user(self.student)
self.enroll(self.graded_course)
self.student_user = user(self.student)
self.factory = RequestFactory()
def get_grade_summary(self):
student_module_cache = StudentModuleCache.cache_for_descriptor_descendents(
self.graded_course.id, self.student_user, self.graded_course)
fake_request = self.factory.get(reverse('progress',
kwargs={'course_id': self.graded_course.id}))
return grades.grade(self.student_user, fake_request,
self.graded_course, student_module_cache)
def get_homework_scores(self):
return self.get_grade_summary()['totaled_scores']['Homework']
def get_progress_summary(self):
student_module_cache = StudentModuleCache.cache_for_descriptor_descendents(
self.graded_course.id, self.student_user, self.graded_course)
fake_request = self.factory.get(reverse('progress',
kwargs={'course_id': self.graded_course.id}))
progress_summary = grades.progress_summary(self.student_user, fake_request,
return grades.grade(self.student_user, fake_request,
self.graded_course, student_module_cache)
def get_homework_scores(self):
return self.get_grade_summary()['totaled_scores']['Homework']
def get_progress_summary(self):
student_module_cache = StudentModuleCache.cache_for_descriptor_descendents(
self.graded_course.id, self.student_user, self.graded_course)
fake_request = self.factory.get(reverse('progress',
kwargs={'course_id': self.graded_course.id}))
progress_summary = grades.progress_summary(self.student_user, fake_request,
self.graded_course, student_module_cache)
return progress_summary
def check_grade_percent(self, percent):
grade_summary = self.get_grade_summary()
self.assertEqual(percent, grade_summary['percent'])
self.assertEqual(grade_summary['percent'], percent)
def submit_question_answer(self, problem_url_name, responses):
"""
The field names of a problem are hard to determine. This method only works
@@ -678,96 +683,96 @@ class TestCourseGrader(PageLoader):
input_i4x-edX-graded-problem-H1P3_2_2
"""
problem_location = "i4x://edX/graded/problem/{0}".format(problem_url_name)
modx_url = reverse('modx_dispatch',
modx_url = reverse('modx_dispatch',
kwargs={
'course_id' : self.graded_course.id,
'location' : problem_location,
'dispatch' : 'problem_check', }
)
resp = self.client.post(modx_url, {
'input_i4x-edX-graded-problem-{0}_2_1'.format(problem_url_name): responses[0],
'input_i4x-edX-graded-problem-{0}_2_2'.format(problem_url_name): responses[1],
})
print "modx_url" , modx_url, "responses" , responses
print "resp" , resp
return resp
def problem_location(self, problem_url_name):
return "i4x://edX/graded/problem/{0}".format(problem_url_name)
def reset_question_answer(self, problem_url_name):
problem_location = self.problem_location(problem_url_name)
modx_url = reverse('modx_dispatch',
modx_url = reverse('modx_dispatch',
kwargs={
'course_id' : self.graded_course.id,
'location' : problem_location,
'dispatch' : 'problem_reset', }
)
resp = self.client.post(modx_url)
return resp
return resp
def test_get_graded(self):
#### Check that the grader shows we have 0% in the course
self.check_grade_percent(0)
#### Submit the answers to a few problems as ajax calls
def earned_hw_scores():
"""Global scores, each Score is a Problem Set"""
return [s.earned for s in self.get_homework_scores()]
def score_for_hw(hw_url_name):
hw_section = [section for section
in self.get_progress_summary()[0]['sections']
if section.get('url_name') == hw_url_name][0]
return [s.earned for s in hw_section['scores']]
# Only get half of the first problem correct
self.submit_question_answer('H1P1', ['Correct', 'Incorrect'])
self.check_grade_percent(0.06)
self.assertEqual(earned_hw_scores(), [1.0, 0, 0]) # Order matters
self.assertEqual(score_for_hw('Homework1'), [1.0, 0.0])
# Get both parts of the first problem correct
self.reset_question_answer('H1P1')
self.submit_question_answer('H1P1', ['Correct', 'Correct'])
self.check_grade_percent(0.13)
self.assertEqual(earned_hw_scores(), [2.0, 0, 0])
self.assertEqual(score_for_hw('Homework1'), [2.0, 0.0])
# This problem is shown in an ABTest
self.submit_question_answer('H1P2', ['Correct', 'Correct'])
self.check_grade_percent(0.25)
self.assertEqual(earned_hw_scores(), [4.0, 0.0, 0])
self.assertEqual(score_for_hw('Homework1'), [2.0, 2.0])
self.assertEqual(score_for_hw('Homework1'), [2.0, 2.0])
# This problem is hidden in an ABTest. Getting it correct doesn't change total grade
self.submit_question_answer('H1P3', ['Correct', 'Correct'])
self.check_grade_percent(0.25)
self.assertEqual(score_for_hw('Homework1'), [2.0, 2.0])
# On the second homework, we only answer half of the questions.
# Then it will be dropped when homework three becomes the higher percent
# This problem is also weighted to be 4 points (instead of default of 2)
# If the problem was unweighted the percent would have been 0.38 so we
# If the problem was unweighted the percent would have been 0.38 so we
# know it works.
self.submit_question_answer('H2P1', ['Correct', 'Correct'])
self.check_grade_percent(0.42)
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 0])
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 0])
# Third homework
self.submit_question_answer('H3P1', ['Correct', 'Correct'])
self.check_grade_percent(0.42) # Score didn't change
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 2.0])
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 2.0])
self.submit_question_answer('H3P2', ['Correct', 'Correct'])
self.check_grade_percent(0.5) # Now homework2 dropped. Score changes
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 4.0])
self.assertEqual(earned_hw_scores(), [4.0, 4.0, 4.0])
# Now we answer the final question (worth half of the grade)
self.submit_question_answer('FinalQuestion', ['Correct', 'Correct'])
self.check_grade_percent(1.0) # Hooray! We got 100%