def delete_thank(sender, instance, **kwargs):
"""
Undo the updates when the thank was created.
"""
try:
instance.review
except ObjectDoesNotExist:
return False
signalAPI.remove_karma_action(
recipient_id=instance.review.user_id,
giver_id=instance.giver_id,
karma=1,
time_range=(instance.created_at,
instance.created_at + dt.timedelta(hours=1)))
signalAPI.update_statistics(model_name="userstatistics",
obj_id=instance.giver_id,
thanks_out=-1)
signalAPI.update_statistics(model_name="userstatistics",
obj_id=instance.review.user_id,
thanks_in=-1,
karma=-1)
signalAPI.update_statistics(model_name="review",
obj_id=instance.review_id,
thanks=-1)
signalAPI.update_statistics(model_name="popularity",
obj_id=instance.review.item_id,
**utils.decrement_popularities(
instance.created_at,
instance.review.rating))
def delete_review(sender, instance, **kwargs):
"""
Deletes all related activities, agrees, and thanks.
Undo the updates when the review was created.
"""
signalAPI.filter_then_delete(
model_name="activity",
content_type=signalAPI.get_content_type("review"),
object_id=instance.pk)
signalAPI.filter_then_delete(model_name="agree", review=instance.pk)
signalAPI.filter_then_delete(model_name="thank", review=instance.pk)
signalAPI.update_statistics(model_name="userstatistics",
obj_id=instance.user_id,
reviews=-1,
karma=-5)
rating = utils.get_rating_field(instance.rating)
signalAPI.update_statistics(model_name="item",
obj_id=instance.item_id,
**{
rating: -1,
'reviews': -1
})
signalAPI.update_statistics(model_name="popularity",
obj_id=instance.item_id,
**utils.decrement_popularities(
instance.created_at, instance.rating))
agrees = signalAPI.filter_then_order_by(model_name="agree",
order_criteria="-created_at",
giver=instance.user_id,
review__item=instance.item_id)
if agrees:
rating = utils.get_rating_field(agrees[0].review.rating)
signalAPI.update_statistics(model_name="item",
obj_id=instance.item_id,
**{rating: 1})
def delete_agree(sender, instance, **kwargs):
"""
Undo the updates when the agree was created.
"""
try:
instance.review
except ObjectDoesNotExist:
return False
signalAPI.remove_activity(sender_id=instance.giver_id,
verb="re-raved",
model_name="review",
obj_id=instance.review_id)
signalAPI.remove_karma_action(
recipient_id=instance.review.user_id,
giver_id=instance.giver_id,
karma=2,
time_range=(instance.created_at,
instance.created_at + dt.timedelta(hours=1)))
signalAPI.remove_karma_action(
recipient_id=instance.giver_id,
giver_id=instance.giver_id,
karma=1,
time_range=(instance.created_at,
instance.created_at + dt.timedelta(hours=1)))
signalAPI.update_statistics(model_name="userstatistics",
obj_id=instance.giver_id,
agrees_out=-1,
karma=-1)
signalAPI.update_statistics(model_name="userstatistics",
obj_id=instance.review.user_id,
agrees_in=-1,
karma=-2)
signalAPI.update_statistics(model_name="review",
obj_id=instance.review_id,
agrees=-1)
signalAPI.update_statistics(model_name="popularity",
obj_id=instance.review.item_id,
**utils.decrement_popularities(
instance.created_at,
instance.review.rating))
reviews = signalAPI.filter_then_count(model_name="review",
user=instance.giver_id,
item=instance.review.item_id)
if reviews == 0:
remaining = signalAPI.filter_then_order_by(
model_name="agree",
order_criteria="-created_at",
giver=instance.giver_id,
review__item=instance.review.item_id)
if (not remaining or remaining[0].created_at < instance.created_at):
old_rating = utils.get_rating_field(instance.review.rating)
signalAPI.update_statistics(model_name="item",
obj_id=instance.review.item_id,
**{old_rating: -1})
if remaining:
new_rating = utils.get_rating_field(remaining[0].review.rating)
signalAPI.update_statistics(model_name="item",
obj_id=instance.review.item_id,
**{new_rating: 1})
def delete_review(sender, instance, **kwargs):
"""
Deletes all related activities, agrees, and thanks.
Undo the updates when the review was created.
"""
api.filter_then_delete(
model_name="activity",
content_type=api.get_content_type("review"),
object_id=instance.pk
)
api.filter_then_delete(model_name="agree", review=instance.pk)
api.filter_then_delete(model_name="thank", review=instance.pk)
api.update_statistics(
model_name="userstatistics",
obj_id=instance.user_id,
reviews=-1,
karma=-5
)
rating = utils.get_rating_field(instance.rating)
api.update_statistics(
model_name="item",
obj_id=instance.item_id,
**{ rating: -1, 'reviews': -1 }
)
api.update_statistics(
model_name="popularity",
obj_id=instance.item_id,
**utils.decrement_popularities(instance.created_at,
instance.rating)
)
agrees = api.filter_then_order_by(
model_name="agree",
order_criteria="-created_at",
giver=instance.user_id,
review__item=instance.item_id
)
if agrees:
rating = utils.get_rating_field(agrees[0].review.rating)
api.update_statistics(
model_name="item",
obj_id=instance.item_id,
**{ rating: 1 }
)
def delete_thank(sender, instance, **kwargs):
"""
Undo the updates when the thank was created.
"""
api.remove_notification(
sender_id=instance.giver_id,
recipient_id=instance.review.user_id,
model_name="thank",
obj_id=instance.pk
)
api.remove_karma_action(
recipient_id=instance.review.user_id,
giver_id=instance.giver_id,
karma=1,
time_range=(instance.created_at,
instance.created_at+dt.timedelta(hours=1))
)
api.update_statistics(
model_name="userstatistics",
obj_id=instance.giver_id,
thanks_out=-1
)
api.update_statistics(
model_name="userstatistics",
obj_id=instance.review.user_id,
thanks_in=-1,
karma=-1
)
api.update_statistics(
model_name="review",
obj_id=instance.review_id,
thanks=-1
)
api.update_statistics(
model_name="popularity",
obj_id=instance.review.item_id,
**utils.decrement_popularities(instance.created_at,
instance.review.rating)
)
def delete_thank(sender, instance, **kwargs):
"""
Undo the updates when the thank was created.
"""
try:
instance.review
except ObjectDoesNotExist:
return False
signalAPI.remove_karma_action(
recipient_id=instance.review.user_id,
giver_id=instance.giver_id,
karma=1,
time_range=(instance.created_at,
instance.created_at+dt.timedelta(hours=1))
)
signalAPI.update_statistics(
model_name="userstatistics",
obj_id=instance.giver_id,
thanks_out=-1
)
signalAPI.update_statistics(
model_name="userstatistics",
obj_id=instance.review.user_id,
thanks_in=-1,
karma=-1
)
signalAPI.update_statistics(
model_name="review",
obj_id=instance.review_id,
thanks=-1
)
signalAPI.update_statistics(
model_name="popularity",
obj_id=instance.review.item_id,
**utils.decrement_popularities(instance.created_at,
instance.review.rating)
)
def delete_agree(sender, instance, **kwargs):
"""
Undo the updates when the agree was created.
"""
api.remove_activity(
sender_id=instance.giver_id,
verb="re-raved",
model_name="review",
obj_id=instance.review_id
)
api.remove_notification(
sender_id=instance.giver_id,
recipient_id=instance.review.user_id,
model_name="agree",
obj_id=instance.pk
)
api.remove_karma_action(
recipient_id=instance.review.user_id,
giver_id=instance.giver_id,
karma=2,
time_range=(instance.created_at,
instance.created_at+dt.timedelta(hours=1))
)
api.remove_karma_action(
recipient_id=instance.giver_id,
giver_id=instance.giver_id,
karma=1,
time_range=(instance.created_at,
instance.created_at+dt.timedelta(hours=1))
)
api.update_statistics(
model_name="userstatistics",
obj_id=instance.giver_id,
agrees_out=-1,
karma=-1
)
api.update_statistics(
model_name="userstatistics",
obj_id=instance.review.user_id,
agrees_in=-1,
karma=-2
)
api.update_statistics(
model_name="review",
obj_id=instance.review_id,
agrees=-1
)
api.update_statistics(
model_name="popularity",
obj_id=instance.review.item_id,
**utils.decrement_popularities(instance.created_at,
instance.review.rating)
)
reviews = api.filter_then_count(
model_name="review",
user=instance.giver_id,
item=instance.review.item_id
)
if reviews == 0:
remaining = api.filter_then_order_by(
model_name="agree",
order_criteria="-created_at",
giver=instance.giver_id,
review__item=instance.review.item_id
)
if (not remaining or
remaining[0].created_at < instance.created_at):
old_rating = utils.get_rating_field(instance.review.rating)
api.update_statistics(
model_name="item",
obj_id=instance.review.item_id,
**{ old_rating: -1 }
)
if remaining:
new_rating = utils.get_rating_field(
remaining[0].review.rating)
api.update_statistics(
model_name="item",
obj_id=instance.review.item_id,
**{ new_rating: 1 }
)