1d0825bca7fe65beaee391d30da42e937db621564Steve Block# Copyright (C) 2010 Google Inc. All rights reserved. 2dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block# 3231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# Redistribution and use in source and binary forms, with or without 4231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# modification, are permitted provided that the following conditions are 5231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# met: 6231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# 7231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Redistributions of source code must retain the above copyright 8231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# notice, this list of conditions and the following disclaimer. 9231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Redistributions in binary form must reproduce the above 10231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# copyright notice, this list of conditions and the following disclaimer 11231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# in the documentation and/or other materials provided with the 12231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# distribution. 13231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Neither the name of Google Inc. nor the names of its 14231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# contributors may be used to endorse or promote products derived from 15231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# this software without specific prior written permission. 16231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# 17231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 29dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Blockfrom google.appengine.api import users 30dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Blockfrom google.appengine.ext import webapp, db 31231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 32231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 33dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Blockclass UpdateBase(webapp.RequestHandler): 34dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block def _int_from_request(self, name): 35dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block string_value = self.request.get(name) 36dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block try: 37dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block int_value = int(string_value) 38dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block return int_value 39dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block except ValueError, TypeError: 40dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block pass 41dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block return None 42