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favorite.py
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favorite.py
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#!/usr/bin/env python
# coding=utf-8
import os
import re
import time
import datetime
import hashlib
import string
import random
from google.appengine.ext import webapp
from google.appengine.api import memcache
from google.appengine.ext import db
from google.appengine.ext.webapp import util
from google.appengine.ext.webapp import template
from google.appengine.api.labs import taskqueue
from v2ex.babel import Member
from v2ex.babel import Counter
from v2ex.babel import Section
from v2ex.babel import Node
from v2ex.babel import Topic
from v2ex.babel import Reply
from v2ex.babel import Note
from v2ex.babel import NodeBookmark
from v2ex.babel import TopicBookmark
from v2ex.babel import MemberBookmark
from v2ex.babel import SYSTEM_VERSION
from v2ex.babel.security import *
from v2ex.babel.ua import *
from v2ex.babel.da import *
from v2ex.babel.ext.cookies import Cookies
from v2ex.babel.ext.sessions import Session
class FavoriteNodeHandler(webapp.RequestHandler):
def get(self, node_name):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
node = GetKindByName('Node', node_name)
if node is not False:
q = db.GqlQuery("SELECT * FROM NodeBookmark WHERE node = :1 AND member = :2", node, member)
if q.count() == 0:
bookmark = NodeBookmark(parent=member)
bookmark.node = node
bookmark.member = member
bookmark.put()
member = db.get(member.key())
member.favorited_nodes = member.favorited_nodes + 1
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/n' + str(node.num) + '/m' + str(member.num)
memcache.set(n, True, 86400 * 14)
self.redirect(go)
class UnfavoriteNodeHandler(webapp.RequestHandler):
def get(self, node_name):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
node = GetKindByName('Node', node_name)
if node is not False:
q = db.GqlQuery("SELECT * FROM NodeBookmark WHERE node = :1 AND member = :2", node, member)
if q.count() > 0:
bookmark = q[0]
bookmark.delete()
member = db.get(member.key())
member.favorited_nodes = member.favorited_nodes - 1
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/n' + str(node.num) + '/m' + str(member.num)
memcache.delete(n)
self.redirect(go)
class FavoriteTopicHandler(webapp.RequestHandler):
def get(self, topic_num):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
topic = GetKindByNum('Topic', int(topic_num))
if topic is not False:
q = db.GqlQuery("SELECT * FROM TopicBookmark WHERE topic = :1 AND member = :2", topic, member)
if q.count() == 0:
bookmark = TopicBookmark(parent=member)
bookmark.topic = topic
bookmark.member = member
bookmark.put()
member = db.get(member.key())
member.favorited_topics = member.favorited_topics + 1
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/t' + str(topic.num) + '/m' + str(member.num)
memcache.set(n, True, 86400 * 14)
taskqueue.add(url='/add/star/topic/' + str(topic.key()))
self.redirect(go)
class UnfavoriteTopicHandler(webapp.RequestHandler):
def get(self, topic_num):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
topic = GetKindByNum('Topic', int(topic_num))
if topic is not False:
q = db.GqlQuery("SELECT * FROM TopicBookmark WHERE topic = :1 AND member = :2", topic, member)
if q.count() > 0:
bookmark = q[0]
bookmark.delete()
member = db.get(member.key())
member.favorited_topics = member.favorited_topics - 1
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/t' + str(topic.num) + '/m' + str(member.num)
memcache.delete(n)
taskqueue.add(url='/minus/star/topic/' + str(topic.key()))
self.redirect(go)
class FollowMemberHandler(webapp.RequestHandler):
def get(self, one_num):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
one = GetKindByNum('Member', int(one_num))
if one is not False:
if one.num != member.num:
q = db.GqlQuery("SELECT * FROM MemberBookmark WHERE one = :1 AND member_num = :2", one, member.num)
if q.count() == 0:
member = db.get(member.key())
member.favorited_members = member.favorited_members + 1
if member.favorited_members > 30:
self.session = Session()
self.session['message'] = '最多只能添加 30 位特别关注'
else:
bookmark = MemberBookmark(parent=member)
bookmark.one = one
bookmark.member_num = member.num
bookmark.put()
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/m' + str(one.num) + '/m' + str(member.num)
memcache.set(n, True, 86400 * 14)
one = db.get(one.key())
one.followers_count = one.followers_count + 1
one.put()
memcache.set('Member_' + str(one.num), one, 86400)
memcache.set('Member::' + str(one.username_lower), one, 86400)
self.session = Session()
self.session['message'] = '特别关注添加成功，还可以添加 ' + str(30 - member.favorited_members) + ' 位'
self.redirect(go)
class UnfollowMemberHandler(webapp.RequestHandler):
def get(self, one_num):
if 'Referer' in self.request.headers:
go = self.request.headers['Referer']
else:
go = '/'
member = CheckAuth(self)
if member:
one = GetKindByNum('Member', int(one_num))
if one is not False:
if one.num != member.num:
q = db.GqlQuery("SELECT * FROM MemberBookmark WHERE one = :1 AND member_num = :2", one, member.num)
if q.count() > 0:
bookmark = q[0]
bookmark.delete()
member = db.get(member.key())
member.favorited_members = member.favorited_members - 1
member.put()
memcache.set('Member_' + str(member.num), member, 86400)
n = 'r/m' + str(one.num) + '/m' + str(member.num)
memcache.delete(n)
one = db.get(one.key())
one.followers_count = one.followers_count - 1
one.put()
memcache.set('Member_' + str(one.num), one, 86400)
memcache.set('Member::' + str(one.username_lower), one, 86400)
self.redirect(go)
def main():
application = webapp.WSGIApplication([
('/favorite/node/([a-zA-Z0-9]+)', FavoriteNodeHandler),
('/unfavorite/node/([a-zA-Z0-9]+)', UnfavoriteNodeHandler),
('/favorite/topic/([0-9]+)', FavoriteTopicHandler),
('/unfavorite/topic/([0-9]+)', UnfavoriteTopicHandler),
('/follow/([0-9]+)', FollowMemberHandler),
('/unfollow/([0-9]+)', UnfollowMemberHandler)
],
debug=True)
util.run_wsgi_app(application)
if __name__ == '__main__':
main()