def get(self):
logging.info('category list handler ')
self.redirect_perm()
self.get_user()
logging.info('category screen_name %s' %self.screen_name)
if self.avatar is None:
self.avatar='/static/images/noavatar.png'
memcache_key='category_list'
cached_category=memcache.get(memcache_key)
categories={}
if cached_category is not None:
logging.info('picking up cats from cache')
categories=cached_category
else:
logging.info('fetching trending cats' )
categories = LinkCategory.get_trending()
next_hour = datetime.datetime.now() + datetime.timedelta(hours=1)
next_hour_ts = time.mktime(next_hour.timetuple())
if categories is not None and len(categories) > 0:
memcache.set(memcache_key, categories, time = next_hour_ts)
template_variables = []
if categories is None:
categories = LinkCategory.get_trending(24)
else:
logging.info("got %s categories" % len(categories))
template_variables = {'page_footer': PageUtils.get_footer(), 'user':self.screen_name, 'logout_url':'/account/logout', 'avatar':self.avatar,'categories':LinkUtils.getCategoryListHTML(categories)}
path= os.path.join(os.path.dirname(__file__), 'templates/category_list.html')
self.response.headers["Content-Type"] = "text/html; charset=utf-8"
self.response.out.write(template.render(path,template_variables))
