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import json
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.views.decorators.csrf import csrf_exempt
from django.http import HttpResponse
from . import utils
from .models import TutorialUser, TutorialEvent, DockerfileEvent, Subscriber
__author__ = 'thatcher'
def endpoint(request):
"""
api endpoint for saving events
"""
return render_to_response("base/home.html", {
}, context_instance=RequestContext(request))
def testpage(request):
"""
testing saving stuff on a users' session
"""
username = request.session.get('username', 'unknown')
print username
return render_to_response("tutorial/testpage.html", {
# "form": form,
'username': username
}, context_instance=RequestContext(request))
@csrf_exempt
def api(request):
"""
saving the user's events
"""
if request.method == "POST":
user = utils.get_user_for_request(request)
event = TutorialEvent.objects.create(
user=user,
type=request.POST.get('type', TutorialEvent.NONE),
question=request.POST.get('question', None),
command=request.POST.get('command', "")[:79],
feedback=request.POST.get('feedback', ""),
)
return HttpResponse('.')
def dockerfile_event(request):
"""
saving the dockerfile events
"""
if request.method == "POST":
user = utils.get_user_for_request(request)
event = DockerfileEvent.objects.create(user=user)
# event.user ; is set at instantiation
## default type is 'none'
event.errors = request.POST.get('errors', None)
event.level = request.POST.get('level', None)
event.item = request.POST.get('item', 'none')
# event.timestamp ; is automatically set
event.save()
return HttpResponse('0')
def subscribe(request):
"""
Save the users' email. -- Mainly / only meant for notifying them of the availability of
a next tutorial
"""
if request.POST:
user = utils.get_user_for_request(request)
email = request.POST.get('email', None)
from_level = request.POST.get('from_level', None)
try:
subscriber = Subscriber.objects.create(
user=user, email=email, from_level=from_level)
Subscriber.save(subscriber)
return HttpResponse('0', status=200)
except:
return HttpResponse('1', status=200)
else:
return HttpResponse('1', status=200)
def stats(request):
users = {}
users['started'] = TutorialUser.objects.all().count()
users['completed'] = TutorialEvent.objects.values_list('user', 'type').filter(type='complete').distinct().count()
i = 0
answered = {}
while i < 9:
number = TutorialEvent.objects.values_list('user', 'type', 'question').filter(type='next', question=i).distinct().count()
answered[i] = number
i = i + 1
# Append the completed, because question 9 has no 'next'
answered[9] = users['completed']
# find which question people look for the answer
i = 0
peeks = {}
while i < 10:
number = TutorialEvent.objects.values_list('user', 'type', 'question').filter(type='peek', question=i).distinct().count()
peeks[i] = number
i = i + 1
outputformat = request.GET.get("format", None)
if outputformat:
response = {}
response['users'] = users
response['peeks'] = peeks
response['answered'] = answered
jsonresponse = json.dumps(response)
return HttpResponse(jsonresponse, mimetype="application/json")
return render_to_response("tutorial/stats.html", {
'users': users,
'peeks': peeks,
'answered': answered
}, context_instance=RequestContext(request))
def get_metrics(request):
users = {}
# TutorialUsers = TutorialUser.objects.all()
# users['started_interactive'] = TutorialUsers.filter(TutorialEvent__count > 0)
# users['completed'] = TutorialEvent.objects.filter(type='complete').count()
interactive_start_count = TutorialEvent.objects.values_list('user').distinct().count()
interactive_complete_count = TutorialEvent.objects.values_list('user','type').filter(type=TutorialEvent.COMPLETE).distinct().count()
dockerfile_tutorial_count = DockerfileEvent.objects.values_list('user').distinct().count()
dockerfile_tutorial_complete_level1 = DockerfileEvent.objects.values_list('user', 'level', 'errors').filter(errors=0).distinct().count()
response = []
response.append({'name': 'tutorial_interactive_started', 'value_i': interactive_start_count})
response.append({'name': 'tutorial_interactive_completed', 'value_i': interactive_complete_count})
response.append({'name': 'dockerfile_tutorial_total', 'value_i': dockerfile_tutorial_count})
response.append({'name': 'tutorial_dockerfile_completed_level1', 'value_i': dockerfile_tutorial_complete_level1})
jsonresponse = json.dumps(response)
return HttpResponse(jsonresponse, mimetype="application/json")