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edx-platform
Commit ab0a58fb by ichuang
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add psychometrics - grade histograms, check time diffs, and IRT plots

parent ad5b3a33
Showing with 141 additions and 8 deletions
common/lib/xmodule/xmodule/capa_module.py
......@@ -509,6 +509,9 @@ class CapaModule(XModule):
event_info['success'] = success
self.system.track_function('save_problem_check', event_info)
if hasattr(self.system,'psychometrics_handler'): # update PsychometricsData using callback
self.system.psychometrics_handler(self.get_instance_state())
# render problem into HTML
html = self.get_problem_html(encapsulate=False)
......
lms/djangoapps/courseware/module_render.py
......@@ -16,6 +16,7 @@ from capa.xqueue_interface import XQueueInterface
from courseware.access import has_access
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 xmodule.errortracker import exc_info_to_str
from xmodule.exceptions import NotFoundError
......@@ -230,6 +231,9 @@ def _get_module(user, request, location, student_module_cache, course_id, positi
# pass position specified in URL to module through ModuleSystem
system.set('position', position)
system.set('DEBUG', settings.DEBUG)
if settings.MITX_FEATURES.get('ENABLE_PSYCHOMETRICS') and instance_module is not None:
system.set('psychometrics_handler', # set callback for updating PsychometricsData
make_psychometrics_data_update_handler(instance_module))
try:
module = descriptor.xmodule_constructor(system)(instance_state, shared_state)
......
lms/djangoapps/instructor/views.py
......@@ -27,6 +27,7 @@ from django.views.decorators.cache import cache_control
from courseware import grades
from courseware.access import has_access, get_access_group_name
from courseware.courses import (get_course_with_access, get_courses_by_university)
from psychometrics import psychoanalyze
from student.models import UserProfile
from student.models import UserTestGroup, CourseEnrollment
......@@ -51,7 +52,18 @@ def instructor_dashboard(request, course_id):
instructor_access = has_access(request.user, course, 'instructor') # an instructor can manage staff lists
msg = ''
# msg += ('POST=%s' % dict(request.POST)).replace('<','&lt;')
#msg += ('POST=%s' % dict(request.POST)).replace('<','&lt;')
problems = []
plots = []
# the instructor dashboard page is modal: grades, psychometrics, admin
# keep that state in request.session (defaults to grades mode)
idash_mode = request.POST.get('idash_mode','')
if idash_mode:
request.session['idash_mode'] = idash_mode
else:
idash_mode = request.session.get('idash_mode','Grades')
def escape(s):
"""escape HTML special characters in string"""
......@@ -149,6 +161,9 @@ def instructor_dashboard(request, course_id):
track.views.server_track(request, 'dump-answer-dist-csv', {}, page='idashboard')
return return_csv('answer_dist_%s.csv' % course_id, get_answers_distribution(request, course_id))
#----------------------------------------
# Admin
elif 'List course staff' in action:
group = get_staff_group(course)
msg += 'Staff group = %s' % group.name
......@@ -187,13 +202,28 @@ def instructor_dashboard(request, course_id):
user.groups.remove(group)
track.views.server_track(request, 'remove-staff %s' % user, {}, page='idashboard')
# For now, mostly a static page
#----------------------------------------
# psychometrics
elif action == 'Generate Histogram and IRT Plot':
problem = request.POST['Problem']
nmsg, plots = psychoanalyze.generate_plots_for_problem(problem)
msg += nmsg
if idash_mode=='Psychometrics':
problems = psychoanalyze.problems_with_psychometric_data(course_id)
#----------------------------------------
# context for rendering
context = {'course': course,
'staff_access': True,
'admin_access': request.user.is_staff,
'instructor_access': instructor_access,
'datatable': datatable,
'msg': msg,
'modeflag': {idash_mode: 'selectedmode'},
'problems': problems, # psychometrics
'plots': plots, # psychometrics
'course_errors': modulestore().get_item_errors(course.location),
}
......
lms/envs/common.py
......@@ -71,6 +71,8 @@ MITX_FEATURES = {
'ENABLE_DISCUSSION' : False,
'ENABLE_DISCUSSION_SERVICE': True,
'ENABLE_PSYCHOMETRICS': False, # real-time psychometrics (eg item response theory analysis in instructor dashboard)
'ENABLE_SQL_TRACKING_LOGS': False,
'ENABLE_LMS_MIGRATION': False,
'ENABLE_MANUAL_GIT_RELOAD': False,
......@@ -619,6 +621,7 @@ INSTALLED_APPS = (
'util',
'certificates',
'instructor',
'psychometrics',
#For the wiki
'wiki', # The new django-wiki from benjaoming
......
lms/envs/dev.py
......@@ -20,6 +20,8 @@ MITX_FEATURES['SUBDOMAIN_COURSE_LISTINGS'] = False # Enable to test subdomains-
MITX_FEATURES['SUBDOMAIN_BRANDING'] = True
MITX_FEATURES['FORCE_UNIVERSITY_DOMAIN'] = None # show all university courses if in dev (ie don't use HTTP_HOST)
MITX_FEATURES['ENABLE_MANUAL_GIT_RELOAD'] = True
MITX_FEATURES['ENABLE_PSYCHOMETRICS'] = True # real-time psychometrics (eg item response theory analysis in instructor dashboard)
WIKI_ENABLED = True
......
lms/templates/courseware/instructor_dashboard.html
......@@ -4,6 +4,8 @@
<%block name="headextra">
<%static:css group='course'/>
<script type="text/javascript" src="${static.url('js/vendor/flot/jquery.flot.js')}"></script>
<script type="text/javascript" src="${static.url('js/vendor/flot/jquery.flot.axislabels.js')}"></script>
</%block>
<%include file="/courseware/course_navigation.html" args="active_page='instructor'" />
......@@ -31,37 +33,89 @@ table.stat_table td {
border-color: #666666;
background-color: #ffffff;
}
a.selectedmode { background-color: yellow; }
</style>
<script language="JavaScript" type="text/javascript">
function goto( mode)
{
document.idashform.idash_mode.value = mode;
document.idashform.submit() ;
}
</script>
<section class="container">
<div class="instructor-dashboard-wrapper">
<section class="instructor-dashboard-content">
<h1>Instructor Dashboard</h1>
<form method="POST">
<h2>[ <a href="#" onclick="goto('Grades');" class="${modeflag.get('Grades')}">Grades</a> |
%if settings.MITX_FEATURES.get('ENABLE_PSYCHOMETRICS'):
<a href="#" onclick="goto('Psychometrics');" class="${modeflag.get('Psychometrics')}">Psychometrics</a> |
%endif
<a href="#" onclick="goto('Admin');" class="${modeflag.get('Admin')}">Admin</a> ]
</h2>
<form name="idashform" method="POST">
<input type="hidden" name="csrfmiddlewaretoken" value="${ csrf_token }">
<input type="hidden" name="idash_mode" value="">
##-----------------------------------------------------------------------------
%if modeflag.get('Grades'):
<p>
<a href="${reverse('gradebook', kwargs=dict(course_id=course.id))}">Gradebook</a>
</p>
<p>
<a href="${reverse('grade_summary', kwargs=dict(course_id=course.id))}">Grade summary</a>
</p>
<p>
<input type="submit" name="action" value="Dump list of enrolled students">
</p>
<p>
<input type="submit" name="action" value="Dump Grades for all students in this course">
<input type="submit" name="action" value="Download CSV of all student grades for this course">
</p>
<p>
<input type="submit" name="action" value="Dump all RAW grades for all students in this course">
<input type="submit" name="action" value="Download CSV of all RAW grades">
</p>
<p>
<input type="submit" name="action" value="Download CSV of answer distributions">
</p>
%endif
##-----------------------------------------------------------------------------
%if modeflag.get('Psychometrics'):
<p>Select a problem and an action:
</p>
<p>
<select name="Problem">
%for problem, count in sorted(problems.items(), key=lambda x: x[0]):
<option value="${problem}">${problem} [${count}]</option>
%endfor
</select>
</p>
<p>
<input type="submit" name="action" value="Generate Histogram and IRT Plot">
</p>
%if instructor_access:
<p></p>
%endif
##-----------------------------------------------------------------------------
%if modeflag.get('Admin'):
%if instructor_access:
<hr width="40%" style="align:left">
<p>
<input type="submit" name="action" value="List course staff members">
......@@ -69,16 +123,20 @@ table.stat_table td {
<input type="text" name="staffuser"> <input type="submit" name="action" value="Remove course staff">
<input type="submit" name="action" value="Add course staff">
<hr width="40%" style="align:left">
%endif
%endif
%if settings.MITX_FEATURES['ENABLE_MANUAL_GIT_RELOAD'] and admin_access:
%if settings.MITX_FEATURES['ENABLE_MANUAL_GIT_RELOAD'] and admin_access:
<p>
<input type="submit" name="action" value="Reload course from XML files">
<input type="submit" name="action" value="GIT pull and Reload course">
%endif
%endif
</form>
##-----------------------------------------------------------------------------
%if modeflag.get('Psychometrics') is None:
<br/>
<br/>
<p>
......@@ -99,14 +157,45 @@ table.stat_table td {
%endfor
</table>
</p>
%endif
##-----------------------------------------------------------------------------
%if modeflag.get('Psychometrics'):
%for plot in plots:
<br/>
<h3>${plot['title']}</h3>
<br/>
<p>${plot['info']}</p>
<br/>
<div id="plot_${plot['id']}" style="width:600px;height:300px;"></div>
<script type="text/javascript">
$(function () {
${plot['data']}
$.plot($("#plot_${plot['id']}"), ${plot['cmd']} );
});
</script>
<br/>
<br/>
%endfor
%endif
##-----------------------------------------------------------------------------
## always show msg
%if msg:
<p>${msg}</p>
%endif
% if course_errors is not UNDEFINED:
##-----------------------------------------------------------------------------
%if modeflag.get('Admin'):
% if course_errors is not UNDEFINED:
<h2>Course errors</h2>
<div id="course-errors">
%if not course_errors:
None
%else:
<ul>
% for (summary, err) in course_errors:
<li>${summary | h}
......@@ -118,8 +207,10 @@ table.stat_table td {
</li>
% endfor
</ul>
%endif
</div>
% endif
% endif
%endif
</section>
</div>
......
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