def extract_session_message(mID):
if (not mID) or (not messageDict.has_key(mID)):
return ''
else:
message = messageDict[mID]['message']
messageDict[mID]['message'] = ''
messageDict[mID]['time'] = datetime.datetime.now()
return message
def get(self, mID, *args):
lang = 'en'
if args:
lang = args[0]
message = ''
if messageDict.has_key(mID):
logging.error('mID found')
message = messageDict[mID]['message']
messageDict[mID]['message'] = ''
messageDict[mID]['time'] = datetime.datetime.now()
self.render('mainpage.html', message = message, lang = lang);
def generate_mID(handler):
#this function creates a new session
#assign a random ID, then check if that ID is already in the dictionary,
#keep assigning a new one if it is in the dictionary
#The dictionary data must be scrubbed _before_ the cookie expires,
#else a new cookie with the same mID with an expired one might get access to the old data
mID = hex(int(random.random()*1e9))[2:]
while messageDict.has_key(mID):
mID = hex(int(random.random()*1e9))[2:]
#set a cookie with session ID (mID),
#then check session dictionary for old cookie infos, and clean them
handler.response.set_cookie('mID', securify_cookie(mID), expires = (datetime.datetime.now() + datetime.timedelta(days = 1)), path = '/')
threshhold = datetime.datetime.now() - datetime.timedelta(days = 0.75)
for k, v in messageDict.items():
if v['time'] < threshhold:
messageDict.pop(k)
return mID
def assign_session_message(handler, mID, message):
if (not mID) or (not messageDict.has_key(mID)):
mID = generate_mID(handler)
messageDict[mID] = {'message':message, 'time':datetime.datetime.now()}
