def update_friends(start_key=None):
while (True):
try:
rec_friends = RecipeFriends.all()
if start_key:
rec_friends.filter('__key__ >', start_key)
rec_friends.order('__key__')
rec_friends = rec_friends.fetch(20)
if not rec_friends:
break
else:
start_key = None
for rec_friend in rec_friends:
rec_friend.friends = get_cached_friends(rec_friend.parent_key().parent().name()).keys()
rec_friend.put()
start_key = rec_friend.key()
except (DeadlineExceededError, Timeout), e:
deferred_lib.defer(update_friends, start_key)
except (CapabilityDisabledError), e:
break # End if there is no more time...
def friend_list(request, ordering='popularne'):
if ordering not in ORDERINGS.keys():
return NotFound()
friends = get_cached_friends(request.user.key().name())
if friends:
prev, recipes, next = PagerQuery(models.RecipeFriends) \
.filter('friends =', request.user.key().name()) \
.order(ORDERINGS[ordering]) \
.fetch(settings.PAGE_SIZE, request.args.get('b', None))
recipes = models.Recipe.get([recipe.parent_key() for recipe in recipes])
# Get authors, TODO: OPTIMIZE
authors = PMMUser.get([recipe.parent_key() for recipe in recipes])
for i, recipe in enumerate(recipes):
if recipe and authors[i]:
recipe.author = authors[i]
else:
prev, recipes, next = None, [], None
if request.is_xhr:
template = 'przepisy/includes/friend_list.html'
else:
template = 'przepisy/friend_list.html'
return render_to_response(template, {
'recipes': recipes,
'prev': prev,
'ordering': ordering,
'next': next,
'friends': friends.values(),
})
def recipe_update(recipe_key, type, tag_diff=None, category_diff=None, rec_vis_diff=None):
recipe = models.Recipe.get(recipe_key)
if not recipe:
raise deferred.PermanentTaskFailure('Recipe key %s no longer exist!' % recipe_key)
if type in ('add', 'enable') and not recipe.disabled:
def ctx():
category = models.Category.get_by_key_name(models.CATEGORIES_SV[recipe.category])
if category:
category.counter += 1
category.put()
# dodaj etykiety
# + AC etykiet
models.Tag.update_elements(recipe.tags)
# uaktualnij kategorie
db.run_in_transaction(ctx)
# dodaj indeks
if recipe.rec_vis == VISIBILITY[2]:
recipe.update_index()
if recipe.rec_vis in (VISIBILITY[1], VISIBILITY[2]):
recipe.update_friends_idx(get_cached_friends(recipe.parent_key().name()).keys())
if type == 'update' and not recipe.disabled:
if tag_diff:
models.Tag.update_elements(*tag_diff)
if rec_vis_diff:
if recipe.rec_vis == VISIBILITY[2]:
recipe.update_index()
elif recipe.rec_vis != VISIBILITY[2] and rec_vis_diff[0] == VISIBILITY[2]:
recipe.remove_index()
if recipe.rec_vis in (VISIBILITY[1], VISIBILITY[2]):
recipe.update_friends_idx(get_cached_friends(recipe.parent_key().name()).keys())
if category_diff:
def ctx1():
category = models.Category.get_by_key_name(models.CATEGORIES_SV[category_diff[0]])
if category:
category.counter -= 1
if category.counter < 0:
category.counter = 0
category.put()
db.run_in_transaction(ctx1)
def ctx2():
category = models.Category.get_by_key_name(models.CATEGORIES_SV[category_diff[1]])
if category:
category.counter += 1
category.put()
db.run_in_transaction(ctx2)
if type == 'delete' or (type in ('disable', 'update') and recipe.disabled):
def ctx():
category = models.Category.get_by_key_name(models.CATEGORIES_SV[recipe.category])
if category:
category.counter -= 1
if category.counter < 0:
category.counter = 0
category.put()
# usuń etykiety
models.Tag.update_elements(removed=recipe.tags)
# uaktualnij kategorie
db.run_in_transaction(ctx)
# usuń indeks
if recipe.rec_vis == VISIBILITY[2]:
recipe.remove_index()
if recipe.rec_vis in (VISIBILITY[1], VISIBILITY[2]):
recipe.remove_friends_idx()
# usuń przepis, jeśli usuwanie
if type == 'delete':
recipe.delete()
