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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
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@@ -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)