def GetContext(self): tContext = {} tPaList = [] tOffset = 0 tStringOffset = self.request.get('offset') if (len(tStringOffset) > 0): tOffset = int(tStringOffset) else: tOffset = 0 if (tOffset == 0): tPrev = tOffset else: tPrev = tOffset - 20 tOffset = tOffset + 20 tNext = tOffset tOffset = str(tOffset) tNext = str(tNext) tPrev = str(tPrev) tContext['next'] = str(tNext) tContext['prev'] = str(tPrev) tPa = PaOrder().all() tPa.order('-paDate') tPaList = tPa.fetch(limit=20, offset = int(tOffset)) tContext['palist'] = tPaList return tContext