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""") splits = lambda x: x.replace(' ','').split(',') vsplits = lambda x: x.replace('%','').split('.') def getIP(req): ip = req.META['REMOTE_ADDR'] # forwarded proxy fix for webfaction if (not ip or ip == '127.0.0.1') and req.META.has_key('HTTP_X_FORWARDED_FOR'): ip = req.META['HTTP_X_FORWARDED_FOR'] return ip def cmpIP(x,y): # Returns boolean whether or not the ip matterns match, % is a wildcard print x,y x = vsplits(x); y = vsplits(y) for i in range(4): if x[i] and y[i] and x[i] != y[i]: return False return True def cmpU(x,y): # Do a similar cmp on users if x == '%': return True u = 'AnonymousUser' try: u = User.objects.get(pk=int(x)) except: try: u = User.objects.get(username=x) except: pass return u == str(y) def action(xset,yval,mode='ip'): # Determine action on a user set and ip set print xset,yval,mode if mode == 'user': for x in xset: if x and cmpU(x,yval): return True elif mode == 'ip': for x in xset: if x and cmpIP(x,yval): return True return False class BanWare(object): def process_request(self, request): # gather some info user = None if hasattr(request, 'user'): user = request.user elif request.session.has_key('_auth_user_id'): user = request.session['_auth_user_id'] ip = getIP(request) allow = lambda: action(splits(allow_users), user, mode='user') or \ action(splits(allow_ips), ip) deny = lambda: action(splits(deny_users), user, mode='user') or \ action(splits(deny_ips), ip) # depending on order, 1 if request is allowed, 0 if its denied ra = None opts = filter(None,splits(order)[:2]) print opts print allow(),deny() if opts: for opt in opts: if opt=='allow' and allow(): ra = 1 elif opt=='deny' and deny(): ra = 0 else: if allow(): ra = 1 elif deny(): ra = 0 if not ra: # delete sessions when denied for k in request.session.keys(): del request.session[k] return forbid