def edit_item(request, item_id):
# get user from shard
user = get_user_from_cache(request.user.id)
# get item from shard
#item = get_object_or_404(Item, item_id=item_id)
# item_query = Item.objects
# set_user_for_sharding(item_query, request.user.id)
# item = item_query.get(item_id=item_id)
item = get_item_from_cache(item_id, request.user.id) # pass in the user_id as a backup to get the item from the db if it does not exist
if item is None: # this means the cache doesn't have it and (if we passed in the user_id) the db doesn't have it
return flashHomeMessage(request, 'Sorry, we could\'t find an item by that specification')
if item.owner != user:
return flashHomeMessage(request, 'This isn\'t your item')
if request.method == 'POST':
form = ItemForm(request.POST, instance=item)
if form.is_valid():
new_item = form.save(commit=False)
new_item.save()
# add it to the cache
# cache = caches['items']
# single_item_cache_key = 'qr_item_' + str(item_id) # have single item cache as well so that
# cache.set(single_item_cache_key, new_item)
return HttpResponseRedirect(reverse('my_qrcode:profile', args=()))
else:
form = ItemForm(instance=item, initial={'mark_lost': (item.status == Item.ITEM_LOST),})
context = {
'user': user,
'form': form,
'item_id': item_id,
}
return render(request, 'my_qrcode/item_edit.html', context)
def add_item(request):
user = get_user_from_cache(request.user.id)
if request.method == 'POST':
form = ItemForm(request.POST)
if form.is_valid():
new_item = form.save(commit=False)
new_item.owner = user
new_item.status = Item.ITEM_NOT_LOST
# set item id
item_id = generate_item_id(user.user_id)
while len(Item.objects.filter(item_id=item_id)):
item_id = generate_item_id(user.user_id)
new_item.item_id = item_id
new_item.save()
# add it to the cache
# cache = caches['items']
# single_item_cache_key = 'qr_item_' + str(item_id) # have single item cache as well so that
# cache.set(single_item_cache_key, new_item)
return HttpResponseRedirect(reverse('my_qrcode:profile', args=()))
else:
form = ItemForm()
form.fields['mark_lost'].widget = forms.HiddenInput() # hide mark_lost for adding
context = {
'user': user,
'form': form,
}
return render(request, 'my_qrcode/item_add.html', context)
def edit_item(request, item_id):
# get user from shard
user = get_user_from_cache(request.user.id)
# get item from shard
#item = get_object_or_404(Item, item_id=item_id)
# item_query = Item.objects
# set_user_for_sharding(item_query, request.user.id)
# item = item_query.get(item_id=item_id)
item = get_item_from_cache(
item_id, request.user.id
) # pass in the user_id as a backup to get the item from the db if it does not exist
if item is None: # this means the cache doesn't have it and (if we passed in the user_id) the db doesn't have it
return flashHomeMessage(
request, 'Sorry, we could\'t find an item by that specification')
if item.owner != user:
return flashHomeMessage(request, 'This isn\'t your item')
if request.method == 'POST':
form = ItemForm(request.POST, instance=item)
if form.is_valid():
new_item = form.save(commit=False)
new_item.save()
# add it to the cache
# cache = caches['items']
# single_item_cache_key = 'qr_item_' + str(item_id) # have single item cache as well so that
# cache.set(single_item_cache_key, new_item)
return HttpResponseRedirect(reverse('my_qrcode:profile', args=()))
else:
form = ItemForm(instance=item,
initial={
'mark_lost': (item.status == Item.ITEM_LOST),
})
context = {
'user': user,
'form': form,
'item_id': item_id,
}
return render(request, 'my_qrcode/item_edit.html', context)
def add_item(request):
user = get_user_from_cache(request.user.id)
if request.method == 'POST':
form = ItemForm(request.POST)
if form.is_valid():
new_item = form.save(commit=False)
new_item.owner = user
new_item.status = Item.ITEM_NOT_LOST
# set item id
item_id = generate_item_id(user.user_id)
while len(Item.objects.filter(item_id=item_id)):
item_id = generate_item_id(user.user_id)
new_item.item_id = item_id
new_item.save()
# add it to the cache
# cache = caches['items']
# single_item_cache_key = 'qr_item_' + str(item_id) # have single item cache as well so that
# cache.set(single_item_cache_key, new_item)
return HttpResponseRedirect(reverse('my_qrcode:profile', args=()))
else:
form = ItemForm()
form.fields['mark_lost'].widget = forms.HiddenInput(
) # hide mark_lost for adding
context = {
'user': user,
'form': form,
}
return render(request, 'my_qrcode/item_add.html', context)