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Consolidate some of the analytic fetching logic in the instructor dashboard.

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This commit is contained in:
David Ormsbee
2013-03-09 18:52:20 -05:00
parent c43d4b3469
commit 3bb3cf3ca3
3 changed files with 61 additions and 119 deletions
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99
lms/djangoapps/instructor/views.py
View File

@@ -594,72 +594,34 @@ def instructor_dashboard(request, course_id):
#----------------------------------------
# analytics
def get_analytics_result(analytics_name):
url = settings.ANALYTICS_SERVER_URL + \
"get?aname={}&course_id={}".format(analytics_name, course_id)
res = requests.get(url)
if res.status_code == codes.OK:
# WARNING: do not use req.json because the preloaded json doesn't
# preserve the order of the original record use instead:
# json.loads(req.content, object_pairs_hook=OrderedDict)
return json.loads(res.content, object_pairs_hook=OrderedDict)
else:
log.error("Error fetching %s, code: %s, msg: %s",
(url, res.status_code, res.content))
return None
attempted_problems = None
students_enrolled_json = None
students_active_json = None
daily_activity_json = None
students_per_problem_correct_json = None
overall_grade_distribution = None
dropoff_per_day = None
analytics_results = {}
if idash_mode == 'Analytics':
# get current day
to_day = datetime.today().date()
from_day = to_day - timedelta(days=7)
# WARNING: do not use req.json because the preloaded json doesn't preserve the order of the original record
# use instead: json.loads(req.content, object_pairs_hook=OrderedDict)
# number of students enrolled in this course
res = requests.get(settings.ANALYTICS_SERVER_URL +
"get?aname=StudentsEnrolled&course_id=%s" % course_id)
if res.status_code == codes.OK:
students_enrolled_json = json.loads(res.content,
object_pairs_hook=OrderedDict)
else:
students_enrolled_json = None
# # number of students active in the past 7 days (including current day), i.e. with at least one activity for the period
# #req = requests.get(settings.ANALYTICS_SERVER_URL + "get_analytics?aname=StudentsActive&course_id=%s&from=%s" % (course_id,from_day))
# req = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=StudentsActive&course_id=%s" % (course_id,)) # default is active past 7 days
# if req.content != 'None':
# students_active_json = json.loads(req.content, object_pairs_hook=OrderedDict)
#
# number of students per problem who have problem graded correct
res = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=StudentsPerProblemCorrect&course_id=%s" % (course_id,))
if res.status_code == codes.OK:
students_per_problem_correct_json = json.loads(res.content, object_pairs_hook=OrderedDict)
else:
students_per_problem_correct_json = None
# # number of students per problem who have problem graded correct <<< THIS IS FOR ACTIVE STUDENTS
# # req = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=StudentsPerProblemCorrect&course_id=%s&from=%s" % (course_id,from_day))
# # if req.content != 'None':
# # students_per_problem_correct_json = json.loads(req.content, object_pairs_hook=OrderedDict)
#
# # grade distribution for the course +++ this is not the desired distribution +++
# req = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=OverallGradeDistribution&course_id=%s" % (course_id,))
# if req.content != 'None':
# overall_grade_distribution = json.loads(req.content, object_pairs_hook=OrderedDict)
#
# # number of students distribution drop off per day
# req = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=StudentsDropoffPerDay&course_id=%s&from=%s" % (course_id,from_day))
# if req.content != 'None':
# dropoff_per_day = json.loads(req.content, object_pairs_hook=OrderedDict)
#
# # number of students per problem who attempted this problem at least once
# req = requests.get(settings.ANALYTICS_SERVER_URL + "get?aname=StudentsAttemptedProblems&course_id=%s" % course_id)
# if req.content != 'None':
# attempted_problems = json.loads(req.content, object_pairs_hook=OrderedDict)
# number of students active in the past 7 days (including current day) --- online version! experimental
to_day = datetime.today().date()
from_day = to_day - timedelta(days=7)
req = requests.get(settings.ANALYTICS_SERVER_URL + "get_analytics?aname=DailyActivityAnalyzer&course_id=%s&from=%s&to=%s" % (course_id,from_day, to_day))
daily_activity_json = req.json
DASHBOARD_ANALYTICS = [
"StudentsAttemptedProblems", # num students who tried given problem
"StudentsDailyActivity", # active students by day
"StudentsDropoffPerDay", # active students dropoff by day
"OverallGradeDistribution", # overall point distribution for course
"StudentsActive", # num students active in time period (default = 1wk)
"StudentsEnrolled", # num students enrolled
"StudentsPerProblemCorrect", # foreach problem, num students correct
]
for analytic_name in DASHBOARD_ANALYTICS:
analytics_results[analytic_name] = get_analytics_result(analytic_name)
#----------------------------------------
# offline grades?
@@ -687,16 +649,7 @@ def instructor_dashboard(request, course_id):
'offline_grade_log': offline_grades_available(course_id),
'cohorts_ajax_url': reverse('cohorts', kwargs={'course_id': course_id}),
# The following are specific analytics metrics that should be
# put in their own space...
'students_enrolled_json' : students_enrolled_json,
# 'students_active_json' : students_active_json,
# 'daily_activity_json' : daily_activity_json,
'students_per_problem_correct_json' : students_per_problem_correct_json,
# 'overall_grade_distribution' : overall_grade_distribution,
# 'dropoff_per_day' : dropoff_per_day,
# 'attempted_problems' : attempted_problems
'analytics_results' : analytics_results,
}
return render_to_response('courseware/instructor_dashboard.html', context)

2
lms/envs/dev.py
View File

@@ -220,5 +220,5 @@ PEARSON_TEST_PASSWORD = "12345"
########################## ANALYTICS TESTING ########################
ANALYTICS_SERVER_URL = "http://127.0.0.1:14141/"
ANALYTICS_SERVER_URL = "http://127.0.0.1:9000/"

79
lms/templates/courseware/instructor_dashboard.html
View File

@@ -371,57 +371,46 @@ function goto( mode)
%if modeflag.get('Analytics'):
<p>
Students enrolled:
% if students_enrolled_json and "data" in students_enrolled_json:
${students_enrolled_json['data'][0]['students']}
<!-- ${students_enrolled_json['time']} -->
% endif
</p>
%if analytics_results.get("StudentsEnrolled"):
<p>
Students enrolled:
${analytics_results["StudentsEnrolled"]['data'][0]['students']}
</p>
%endif
%if analytics_results.get("StudentsActive"):
<p>
Students active in the last week:
${analytics_results["StudentsActive"]['data'][0]['active']}
</p>
%endif
##This is not as helpful as it could be -- let's give full point distribution
##instead.
%if analytics_results.get("StudentsPerProblemCorrect"):
<p>Students answering correctly</p>
<div class="divScroll">
<table class="stat_table">
<tr>
<th>Problem</th>
<th>Number of students</th>
</tr>
%for row in analytics_results['StudentsPerProblemCorrect']['data']:
<tr>
<td>${row['module_id'].split('/')[-1]}</td>
<td>${row['count']}</td>
</tr>
%endfor
</table>
</div>
%endif
<p>
<p>Students answering correctly</p>
% if students_per_problem_correct_json and "data" in students_per_problem_correct_json:
<div class="divScroll">
<table class="stat_table">
<tr><th>Problem</th><th>Number of students</th></tr>
% for row in students_per_problem_correct_json['data']:
<tr> <td>${row['module_id']}</td> <td>${row['count']}</td> </tr>
% endfor
</table>
</div>
% endif
</p>
%endif
%if modeflag.get('Analytics In Progress'):
<p>
Number of students enrolled for ${students_enrolled_json['data'][0]['course_id']}:
% if students_enrolled_json is not None:
% if students_enrolled_json['status'] == 'success':
${students_enrolled_json['data'][0]['count']} as of ${students_enrolled_json['time']}
% else:
<i> ${students_enrolled_json['error']} </i>
% endif
% else:
<i> null data </i>
% endif
</p>
<p>
Number of students active for ${students_active_json['data'][0]['course_id']} for the past 7 days:
% if students_active_json is not None:
% if students_active_json['status'] == 'success':
${students_active_json['data'][0]['count']} as of ${students_active_json['time']}
% else:
<i> ${students_active_json['error']} </i>
% endif
% else:
<i> null data </i>
% endif
</p>
<p>
Student distribution per country, all courses, Sep-12 to Oct-17, 1 server (shown here as an example):