def post(self):
user = users.get_current_user()
if user == None:
self.redirect("/")
return
# get category information
category = self.request.get('newCategory')
if category != "":
# check if exists
c = Category.all()
c.filter('user ='******'category =', category) # check
if c.get() == None:# does not exist
newCat = Category() # post a new category
newCat.category = category
newCat.user = user.email()
newCat.username = user.nickname()
newCat.put() # save
else:
errorMessage = "Category %s already exists!" % category
self.redirect("/category?error=%s" % errorMessage)
return
self.redirect("/category")
def post(self):
user = users.get_current_user()
if user == None:
self.redirect("/")
return
content = self.request.get('content')
if content == None or content == "":
self.redirect("/category")
return
xmldoc = minidom.parseString(content)
category = xmldoc.getElementsByTagName('CATEGORY')[0]
categoryName = category.getElementsByTagName('NAME')[0].childNodes[0].nodeValue
itemList = category.getElementsByTagName('ITEM')
cats = Category.all()
cats.filter("category =", str(categoryName))
c = cats.get()
if c == None: # category not exist
newCat = Category() # create a new category
newCat.category = categoryName
newCat.user = user.email()
newCat.username = user.nickname()
newCat.put() # save
for item in itemList:
itemName = item.getElementsByTagName('NAME')[0].childNodes[0].nodeValue
newItem = Item(item = itemName, win = 0, lose = 0, rate = 0, parent = newCat.key())
newItem.put()
importMessage = 'Import new category "%s" successfully.' % categoryName
self.redirect("/category?importMessage=%s" % importMessage)
else: # category exists
items = Item.all()
items.ancestor(c.key())
oldItemNameList = []
for item in items.run():
oldItemNameList.append(item.item)
newItemNameList = []
for item in itemList:
itemName = item.getElementsByTagName('NAME')[0].childNodes[0].nodeValue
newItemNameList.append(itemName)
if itemName not in oldItemNameList: # new item not exist
newItem = Item(item = itemName, win = 0, lose = 0, rate = 0, parent = c.key())
newItem.put()
for item in items: # get old items
if item.item not in newItemNameList: # old item not in new list, delete
item.delete()
importMessage = 'Import existed category "%s" successfully.' % categoryName
self.redirect("/category?importMessage=%s" % importMessage)