def update_tag(tag_id, tag_name, model_name, tag_order, user_id, modifier_id):
tag = Tag.get_by_key(tag_id)
tag.tag_name = tag_name
tag.model_name = model_name
tag.tag_order = tag_order
tag.creator_id = user_id
tag.put(modifier_id)
return tag
def add_tag(tag_name, model_name, tag_order, user_id, modifier_id):
tag = Tag()
tag.tag_name = tag_name
tag.model_name = model_name
tag.tag_order = tag_order
tag.creator_id = user_id
tag.put(modifier_id)
return tag
def fetch_tags(user_id, model_name):
query = Tag.all("a")
query.filter("creator_id =", user_id)
query.filter("model_name =", model_name)
query.order("a.tag_order")
tags = query.fetch()
for tag in tags:
tag.modelcount = get_tag_modelcount(tag.uid, model_name)
return tags
def get_tag(tag_name, model_name, user_id):
query = Tag.all()
query.filter("tag_name =", tag_name)
query.filter("model_name =", model_name)
query.filter("creator_id =", user_id)
count = query.count()
if count > 0:
return query.get()
else:
return None
def delete_tag(tag_id, modifier_id):
tag = Tag.get_by_key(tag_id)
delete_tagmodels(modifier_id, tag_id, tag.model_name)
return tag.delete(modifier_id)
