def impression(request):
"""Logs that the user had an impression of a card.
This is called frequently by the studyui.
Turns user action into an Impression object.
"""
# For testing slow/unreliable server...
#time.sleep(3)
# put this into a database table...
i = Impression()
#print request.POST
i.answer = request.POST['answer']
i.concept_id = long(request.POST['id'])
i.user = request.user
i.timer_show = request.POST.get('showtimer')
i.timer_submit = request.POST.get('submittimer')
i.save()
#print "times: %s,%s ms" % (request.POST['showtime'], request.POST['submittime'])
# tell the learning model about the impression
model = get_model(request)
concept = model.log_impression(i)
save_model(request, model)
# return a simple HTTP response
return HttpResponse("OK", mimetype='text/plain')
def impression(request):
"""Logs that the user had an impression of a card.
This is called frequently by the studyui.
Turns user action into an Impression object.
"""
# For testing slow/unreliable server...
#time.sleep(3)
# put this into a database table...
i = Impression()
#print request.POST
i.answer = request.POST['answer']
i.concept_id = long(request.POST['id'])
i.user = request.user
i.timer_show = request.POST.get('showtimer')
i.timer_submit = request.POST.get('submittimer')
i.save()
#print "times: %s,%s ms" % (request.POST['showtime'], request.POST['submittime'])
# tell the learning model about the impression
model = get_model(request)
concept = model.log_impression(i)
save_model(request, model)
# return a simple HTTP response
return HttpResponse("OK", mimetype='text/plain')
def resetdeck(request):
"""Creates a new model object and saves it.
This wipes out anything in the previous model.
"""
# This is the single method which determines what kind of model will be used.
#TODO: make this configurable
#model = RandomLearningModel()
#model = BetterDeckModel()
#model = HistoryModel()
model = ActiveModel()
save_model(request, model)
return HttpResponseRedirect("/")
def setlesson(request,lesson_id):
"""Adds this lesson to the active deck.
"""
# put this lesson into the model
model = get_model(request)
if model is None:
resetdeck(request)
model = get_model(request)
model.set_active_lesson(lesson_id)
save_model(request, model)
# send them off to study
return HttpResponseRedirect("/study/")
def setlesson(request, lesson_id):
"""Adds this lesson to the active deck.
"""
# put this lesson into the model
model = get_model(request)
if model is None:
resetdeck(request)
model = get_model(request)
model.set_active_lesson(lesson_id)
save_model(request, model)
# send them off to study
return HttpResponseRedirect("/study/")
def create_review_deck(request):
""" Creates a deck forreviewing old material.
Wipes out the current deck
"""
# start over with a new model
resetdeck(request)
model = get_model(request)
# Fetch a bunch of impressions
all_no = Impression.objects.filter(user=request.user, answer="No")
all_kinda = Impression.objects.filter(user=request.user, answer="Kinda")
# add up the bad impressions
bad_total = {}
for impression in all_kinda:
id = impression.concept_id
# TUNE: 1 point per kinda
if id not in bad_total:
bad_total[ impression.concept_id ] = 1
else:
bad_total[ impression.concept_id ] += 1
for impression in all_no:
id = impression.concept_id
# TUNE: 3 points per no
if id not in bad_total:
bad_total[ impression.concept_id ] = 3
else:
bad_total[ impression.concept_id ] += 3
# invert the map so it maps # bad points to concepts.
# Note there could be collisions here, so build a list for each num pts
inverted_bad_total = {}
for id, pts in bad_total.items():
# TUNE: Minimum threshhold for something to be reviewable
if pts > 2:
if pts not in inverted_bad_total:
inverted_bad_total[pts]=[id]
else:
inverted_bad_total[pts].append(id)
# Prepare results list
review_cards = []
# Now we put together our list of cards, in order of badness
#print "ibt: %s" % inverted_bad_total
pts_order_desc = inverted_bad_total.keys()
pts_order_desc.reverse()
#print "pod: %s" % pts_order_desc
for pts in pts_order_desc:
for card in inverted_bad_total[pts]:
review_cards.append(card)
# Now put them all into the model
model.add_new_cards("Review of difficult cards", review_cards)
# Write the model back
save_model(request,model)
# redirect to a standard deck view
return HttpResponseRedirect("/deck/")
