def recommended_peripheral_items(request):
if request.method == 'GET':
form = UserForm(request.GET, request.FILES)
if form.is_valid():
id_user = form.cleaned_data['id']
user = get_object_or_404(User, pk=id_user)
shelf = shelve.open("dataRS.dat")
prefs = shelf['Prefs']
sim_items = shelf['SimItems']
items = []
if int(id_user) not in prefs:
return render(request, 'recommendationItems.html', {
'user': user,
'items': items
})
shelf.close()
getHybridRecommendation(prefs, int(id_user), sim_items)
rankings = getRecommendedItems(prefs, sim_items, int(id_user))
recommended = rankings[:
20] # Change number of similar items recommended
peripherals = []
scores = []
for re in recommended:
peripherals.append(Peripheral.objects.get(pk=re[1]))
scores.append(re[0])
items = zip(peripherals, scores)
return render(request, 'recommendationItems.html', {
'user': user,
'items': items
})
form = UserForm()
return render(request, 'searchUser.html', {'form': form})
def __vista2_hybrid(username):
user = User.objects.get(username=username)
user_id = user.pk
shelf = shelve.open("dataRS.dat")
prefs = shelf['Prefs']
sim_items = shelf['SimItems']
shelf.close()
rankings = getHybridRecommendation(prefs, int(user_id), sim_items)
recommended = rankings[:10] # Change number of similar items recommended
scores = []
peripherals = []
for re in recommended:
peripherals.append(Peripheral.objects.get(pk=re[1]))
scores.append(re[0])
items = zip(peripherals, scores)
return items