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main.py
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main.py
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#!/usr/bin/env python
# coding=utf-8
import base64
import os
import re
import time
import datetime
import hashlib
import urllib
import string
import random
import pickle
from google.appengine.ext import webapp
from google.appengine.api import memcache
from google.appengine.api import urlfetch
from google.appengine.api import mail
from google.appengine.ext import db
from google.appengine.ext.webapp import util
from google.appengine.ext.webapp import template
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 PasswordResetToken
from v2ex.babel import SYSTEM_VERSION
from v2ex.babel.security import *
from v2ex.babel.ua import *
from v2ex.babel.da import *
from v2ex.babel.l10n import *
from v2ex.babel.ext.cookies import Cookies
from v2ex.babel.ext.sessions import Session
from v2ex.babel.handlers import GenericHandler
from django.utils import simplejson as json
from v2ex.babel.ext import captcha
template.register_template_library('v2ex.templatetags.filters')
import config
class HomeHandler(webapp.RequestHandler):
def head(self):
pass
def get(self):
host = self.request.headers['Host']
if host == 'beta.v2ex.com':
self.redirect('http://v2ex.appspot.com/')
return
site = GetSite()
browser = detect(self.request)
template_values = {}
template_values['site'] = GetSite()
template_values['canonical'] = 'http://' + site.domain + '/'
template_values['rnd'] = random.randrange(1, 100)
template_values['page_title'] = site.title
template_values['system_version'] = SYSTEM_VERSION
member = CheckAuth(self)
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if member:
self.response.headers['Set-Cookie'] = 'auth=' + member.auth + '; expires=' + (datetime.datetime.now() + datetime.timedelta(days=365)).strftime("%a, %d-%b-%Y %H:%M:%S GMT") + '; path=/'
template_values['member'] = member
try:
blocked = pickle.loads(member.blocked.encode('utf-8'))
except:
blocked = []
if (len(blocked) > 0):
template_values['blocked'] = ','.join(map(str, blocked))
if member:
recent_nodes = memcache.get('member::' + str(member.num) + '::recent_nodes')
if recent_nodes:
template_values['recent_nodes'] = recent_nodes
nodes_new = []
nodes_new = memcache.get('home_nodes_new')
if nodes_new is None:
nodes_new = []
qnew = db.GqlQuery("SELECT * FROM Node ORDER BY created DESC LIMIT 10")
if (qnew.count() > 0):
i = 0
for node in qnew:
nodes_new.append(node)
i = i + 1
memcache.set('home_nodes_new', nodes_new, 3600)
template_values['nodes_new'] = nodes_new
if browser['ios']:
s = ''
s = memcache.get('home_sections_neue')
if (s == None):
s = ''
q = db.GqlQuery("SELECT * FROM Section ORDER BY created ASC")
if (q.count() > 0):
for section in q:
q2 = db.GqlQuery("SELECT * FROM Node WHERE section_num = :1 ORDER BY created ASC", section.num)
n = ''
if (q2.count() > 0):
nodes = []
i = 0
for node in q2:
nodes.append(node)
i = i + 1
random.shuffle(nodes)
for node in nodes:
fs = random.randrange(12, 16)
n = n + '<a href="/go/' + node.name + '" style="font-size: ' + str(fs) + 'px;">' + node.title + '</a> '
s = s + '<div class="section">' + section.title + '</div><div class="cell">' + n + '</div>'
memcache.set('home_sections_neue', s, 600)
template_values['s'] = s
if browser['ios']:
home_rendered = memcache.get('home_rendered_mobile')
if home_rendered is None:
latest = memcache.get('q_latest_16')
if (latest):
template_values['latest'] = latest
else:
q2 = db.GqlQuery("SELECT * FROM Topic ORDER BY last_touched DESC LIMIT 16")
memcache.set('q_latest_16', q2, 600)
latest = q2
template_values['latest'] = latest
path = os.path.join(os.path.dirname(__file__), 'tpl', 'portion', 'home_mobile.html')
home_rendered = template.render(path, template_values)
memcache.set('home_rendered_mobile', home_rendered, 600)
template_values['home'] = home_rendered
else:
home_rendered = memcache.get('home_rendered')
if home_rendered is None:
latest = memcache.get('q_latest_16')
if (latest):
template_values['latest'] = latest
else:
q2 = db.GqlQuery("SELECT * FROM Topic ORDER BY last_touched DESC LIMIT 16")
memcache.set('q_latest_16', q2, 600)
latest = q2
template_values['latest'] = latest
path = os.path.join(os.path.dirname(__file__), 'tpl', 'portion', 'home.html')
home_rendered = template.render(path, template_values)
memcache.set('home_rendered', home_rendered, 600)
template_values['home'] = home_rendered
member_total = memcache.get('member_total')
if member_total is None:
q3 = db.GqlQuery("SELECT * FROM Counter WHERE name = 'member.total'")
if (q3.count() > 0):
member_total = q3[0].value
else:
member_total = 0
memcache.set('member_total', member_total, 600)
template_values['member_total'] = member_total
topic_total = memcache.get('topic_total')
if topic_total is None:
q4 = db.GqlQuery("SELECT * FROM Counter WHERE name = 'topic.total'")
if (q4.count() > 0):
topic_total = q4[0].value
else:
topic_total = 0
memcache.set('topic_total', topic_total, 600)
template_values['topic_total'] = topic_total
reply_total = memcache.get('reply_total')
if reply_total is None:
q5 = db.GqlQuery("SELECT * FROM Counter WHERE name = 'reply.total'")
if (q5.count() > 0):
reply_total = q5[0].value
else:
reply_total = 0
memcache.set('reply_total', reply_total, 600)
template_values['reply_total'] = reply_total
if (browser['ios']):
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'index.html')
else:
hottest = memcache.get('index_hottest_sidebar')
if hottest is None:
qhot = db.GqlQuery("SELECT * FROM Node ORDER BY topics DESC LIMIT 25")
hottest = u''
for node in qhot:
hottest = hottest + '<a href="/go/' + node.name + '" class="item_node">' + node.title + '</a>'
memcache.set('index_hottest_sidebar', hottest, 5000)
template_values['index_hottest_sidebar'] = hottest
c = memcache.get('index_categories')
if c is None:
c = ''
i = 0
if site.home_categories is not None:
categories = site.home_categories.split("\n")
else:
categories = []
for category in categories:
category = category.strip()
i = i + 1
if i == len(categories):
css_class = 'inner'
else:
css_class = 'cell'
c = c + '<div class="' + css_class + '"><table cellpadding="0" cellspacing="0" border="0"><tr><td align="right" width="80"><span class="snow"><strong>' + category + '</strong></span></td><td style="line-height: 200%; padding-left: 15px;">'
qx = db.GqlQuery("SELECT * FROM Node WHERE category = :1 ORDER BY topics DESC", category)
for node in qx:
c = c + '<a href="/go/' + node.name + '" style="font-size: 14px;">' + node.title + '</a> '
c = c + '</td></tr></table></div>'
memcache.set('index_categories', c, 3600)
template_values['c'] = c
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'index.html')
output = template.render(path, template_values)
expires_date = datetime.datetime.utcnow() + datetime.timedelta(seconds=20)
expires_str = expires_date.strftime("%d %b %Y %H:%M:%S GMT")
self.response.headers.add_header("Expires", expires_str)
self.response.headers['Cache-Control'] = 'max-age=20, must-revalidate'
self.response.out.write(output)
class RecentHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['rnd'] = random.randrange(1, 100)
template_values['system_version'] = SYSTEM_VERSION
template_values['page_title'] = site.title + u' › 最近的 50 个主题'
member = CheckAuth(self)
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if member:
template_values['member'] = member
try:
blocked = pickle.loads(member.blocked.encode('utf-8'))
except:
blocked = []
if (len(blocked) > 0):
template_values['blocked'] = ','.join(map(str, blocked))
latest = memcache.get('q_recent_50')
if (latest):
template_values['latest'] = latest
else:
q2 = db.GqlQuery("SELECT * FROM Topic ORDER BY last_touched DESC LIMIT 16,50")
memcache.set('q_recent_50', q2, 80)
template_values['latest'] = q2
template_values['latest_total'] = q2.count()
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'recent.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'recent.html')
output = template.render(path, template_values)
expires_date = datetime.datetime.utcnow() + datetime.timedelta(minutes=2)
expires_str = expires_date.strftime("%d %b %Y %H:%M:%S GMT")
self.response.headers.add_header("Expires", expires_str)
self.response.headers['Cache-Control'] = 'max-age=120, must-revalidate'
self.response.out.write(output)
class UAHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['system_version'] = SYSTEM_VERSION
member = CheckAuth(self)
template_values['member'] = member
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
template_values['ua'] = os.environ['HTTP_USER_AGENT']
template_values['page_title'] = site.title + u' › 用户代理字符串'
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'ua.html')
output = template.render(path, template_values)
self.response.out.write(output)
class SigninHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
member = False
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['page_title'] = site.title + u' › 登入'
template_values['system_version'] = SYSTEM_VERSION
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
errors = 0
template_values['errors'] = errors
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'signin.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'signin.html')
output = template.render(path, template_values)
self.response.out.write(output)
def post(self):
site = GetSite()
member = False
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['page_title'] = site.title + u' › 登入'
template_values['system_version'] = SYSTEM_VERSION
u = self.request.get('u').strip()
p = self.request.get('p').strip()
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
errors = 0
error_messages = ['', '请输入用户名和密码', '你输入的用户名或密码不正确']
if (len(u) > 0 and len(p) > 0):
p_sha1 = hashlib.sha1(p).hexdigest()
q = db.GqlQuery("SELECT * FROM Member WHERE username_lower = :1 AND password = :2", u.lower(), p_sha1)
if (q.count() == 1):
member = q[0]
self.response.headers['Set-Cookie'] = 'auth=' + member.auth + '; expires=' + (datetime.datetime.now() + datetime.timedelta(days=365)).strftime("%a, %d-%b-%Y %H:%M:%S GMT") + '; path=/'
self.redirect('/')
else:
errors = 2
else:
errors = 1
template_values['u'] = u
template_values['p'] = p
template_values['errors'] = errors
template_values['error_message'] = error_messages[errors]
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'signin.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'signin.html')
output = template.render(path, template_values)
self.response.out.write(output)
class SignupHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
member = False
chtml = captcha.displayhtml(
public_key = config.recaptcha_public_key,
use_ssl = False,
error = None)
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['page_title'] = site.title + u' › 注册'
template_values['system_version'] = SYSTEM_VERSION
template_values['errors'] = 0
template_values['captchahtml'] = chtml
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'signup.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'signup.html')
output = template.render(path, template_values)
self.response.out.write(output)
def post(self):
site = GetSite()
member = False
browser = detect(self.request)
template_values = {}
template_values['site'] = site
template_values['page_title'] = site.title + u' › 注册'
template_values['system_version'] = SYSTEM_VERSION
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
errors = 0
# Verification: username
member_username_error = 0
member_username_error_messages = ['',
l10n.username_empty,
l10n.username_too_long,
l10n.username_invalid,
l10n.username_taken]
member_username = self.request.get('username').strip()
if (len(member_username) == 0):
errors = errors + 1
member_username_error = 1
else:
if (len(member_username) > 32):
errors = errors + 1
member_username_error = 2
else:
if (re.search('^[a-zA-Z0-9\_]+$', member_username)):
q = db.GqlQuery('SELECT __key__ FROM Member WHERE username_lower = :1', member_username.lower())
if (q.count() > 0):
errors = errors + 1
member_username_error = 4
else:
errors = errors + 1
member_username_error = 3
template_values['member_username'] = member_username
template_values['member_username_error'] = member_username_error
template_values['member_username_error_message'] = member_username_error_messages[member_username_error]
# Verification: password
member_password_error = 0
member_password_error_messages = ['',
u'请输入你的密码',
u'密码长度不能超过 32 个字符'
]
member_password = self.request.get('password').strip()
if (len(member_password) == 0):
errors = errors + 1
member_password_error = 1
else:
if (len(member_password) > 32):
errors = errors + 1
member_password_error = 2
template_values['member_password'] = member_password
template_values['member_password_error'] = member_password_error
template_values['member_password_error_message'] = member_password_error_messages[member_password_error]
# Verification: email
member_email_error = 0
member_email_error_messages = ['',
u'请输入你的电子邮件地址',
u'电子邮件地址长度不能超过 32 个字符',
u'你输入的电子邮件地址不符合规则',
u'抱歉这个电子邮件地址已经有人注册过了']
member_email = self.request.get('email').strip()
if (len(member_email) == 0):
errors = errors + 1
member_email_error = 1
else:
if (len(member_email) > 32):
errors = errors + 1
member_email_error = 2
else:
p = re.compile(r"(?:^|\s)[-a-z0-9_.]+@(?:[-a-z0-9]+\.)+[a-z]{2,6}(?:\s|$)", re.IGNORECASE)
if (p.search(member_email)):
q = db.GqlQuery('SELECT __key__ FROM Member WHERE email = :1', member_email.lower())
if (q.count() > 0):
errors = errors + 1
member_email_error = 4
else:
errors = errors + 1
member_email_error = 3
template_values['member_email'] = member_email
template_values['member_email_error'] = member_email_error
template_values['member_email_error_message'] = member_email_error_messages[member_email_error]
# Verification: reCAPTCHA
challenge = self.request.get('recaptcha_challenge_field')
response = self.request.get('recaptcha_response_field')
remoteip = os.environ['REMOTE_ADDR']
cResponse = captcha.submit(
challenge,
response,
config.recaptcha_private_key,
remoteip)
if cResponse.is_valid:
logging.info('reCAPTCHA verification passed')
template_values['recaptcha_error'] = 0
else:
errors = errors + 1
error = cResponse.error_code
chtml = captcha.displayhtml(
public_key = config.recaptcha_public_key,
use_ssl = False,
error = cResponse.error_code)
template_values['captchahtml'] = chtml
template_values['recaptcha_error'] = 1
template_values['recaptcha_error_message'] = '请重新输入 reCAPTCHA 验证码'
template_values['errors'] = errors
if (errors == 0):
member = Member()
q = db.GqlQuery('SELECT * FROM Counter WHERE name = :1', 'member.max')
if (q.count() == 1):
counter = q[0]
counter.value = counter.value + 1
else:
counter = Counter()
counter.name = 'member.max'
counter.value = 1
q2 = db.GqlQuery('SELECT * FROM Counter WHERE name = :1', 'member.total')
if (q2.count() == 1):
counter2 = q2[0]
counter2.value = counter2.value + 1
else:
counter2 = Counter()
counter2.name = 'member.total'
counter2.value = 1
member.num = counter.value
member.username = member_username
member.username_lower = member_username.lower()
member.password = hashlib.sha1(member_password).hexdigest()
member.email = member_email.lower()
member.auth = hashlib.sha1(str(member.num) + ':' + member.password).hexdigest()
member.put()
counter.put()
counter2.put()
self.response.headers['Set-Cookie'] = 'auth=' + member.auth + '; expires=' + (datetime.datetime.now() + datetime.timedelta(days=365)).strftime("%a, %d-%b-%Y %H:%M:%S GMT") + '; path=/'
self.redirect('/')
else:
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'signup.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'signup.html')
output = template.render(path, template_values)
self.response.out.write(output)
class SignoutHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
browser = detect(self.request)
member = False
template_values = {}
template_values['site'] = site
template_values['page_title'] = site.title + u' › 登出'
template_values['system_version'] = SYSTEM_VERSION
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
cookies = Cookies(self, max_age = 86400, path = '/')
del cookies['auth']
if browser['ios']:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'signout.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'signout.html')
output = template.render(path, template_values)
self.response.out.write(output)
class ForgotHandler(webapp.RequestHandler):
def get(self):
site = GetSite()
browser = detect(self.request)
template_values = {}
template_values['rnd'] = random.randrange(1, 100)
template_values['site'] = site
member = CheckAuth(self)
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if member:
template_values['member'] = member
template_values['page_title'] = site.title + u' › 重新设置密码'
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'forgot.html')
output = template.render(path, template_values)
self.response.out.write(output)
def post(self):
site = GetSite()
browser = detect(self.request)
template_values = {}
template_values['rnd'] = random.randrange(1, 100)
template_values['site'] = site
member = CheckAuth(self)
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if member:
template_values['member'] = member
template_values['page_title'] = site.title + u' › 重新设置密码'
# Verification: username & email
username = self.request.get('username').strip().lower()
email = self.request.get('email').strip().lower()
q = db.GqlQuery("SELECT * FROM Member WHERE username_lower = :1 AND email = :2", username, email)
if q.count() == 1:
one = q[0]
q2 = db.GqlQuery("SELECT * FROM PasswordResetToken WHERE timestamp > :1", (int(time.time()) - 86400))
if q2.count() > 2:
error_message = '你不能在 24 小时内进行超过 2 次的密码重设操作。'
template_values['errors'] = 1
template_values['error_message'] = error_message
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'forgot.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
token = ''.join([str(random.randint(0, 9)) for i in range(32)])
prt = PasswordResetToken()
prt.token = token
prt.member = one
prt.email = one.email
prt.timestamp = int(time.time())
prt.put()
mail_template_values = {}
mail_template_values['site'] = site
mail_template_values['one'] = one
mail_template_values['host'] = self.request.headers['Host']
mail_template_values['token'] = token
mail_template_values['ua'] = self.request.headers['User-Agent']
mail_template_values['ip'] = self.request.remote_addr
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mail', 'reset_password.txt')
output = template.render(path, mail_template_values)
result = mail.send_mail(sender="V2EX <[email protected]>",
to= one.email,
subject="=?UTF-8?B?" + base64.b64encode((u"[" + site.title + u"] 重新设置密码").encode('utf-8')) + "?=",
body=output)
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'forgot_sent.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
error_message = '无法找到匹配的用户名和邮箱记录'
template_values['errors'] = 1
template_values['error_message'] = error_message
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'forgot.html')
output = template.render(path, template_values)
self.response.out.write(output)
class PasswordResetHandler(GenericHandler):
def get(self, token):
site = GetSite()
template_values = {}
template_values['site'] = site
member = False
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
token = str(token.strip().lower())
q = db.GqlQuery("SELECT * FROM PasswordResetToken WHERE token = :1 AND valid = 1", token)
if q.count() == 1:
prt = q[0]
template_values['page_title'] = site.title + u' › 重新设置密码'
template_values['token'] = prt
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'reset_password.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'token_not_found.html')
output = template.render(path, template_values)
self.response.out.write(output)
def post(self, token):
site = GetSite()
template_values = {}
template_values['site'] = site
member = False
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
token = str(token.strip().lower())
q = db.GqlQuery("SELECT * FROM PasswordResetToken WHERE token = :1 AND valid = 1", token)
if q.count() == 1:
prt = q[0]
template_values['page_title'] = site.title + u' › 重新设置密码'
template_values['token'] = prt
# Verification
errors = 0
new_password = str(self.request.get('new_password').strip())
new_password_again = str(self.request.get('new_password_again').strip())
if new_password is '' or new_password_again is '':
errors = errors + 1
error_message = '请输入两次新密码'
if errors == 0:
if new_password != new_password_again:
errors = errors + 1
error_message = '两次输入的新密码不一致'
if errors == 0:
if len(new_password) > 32:
errors = errors + 1
error_message = '新密码长度不能超过 32 个字符'
if errors == 0:
q2 = db.GqlQuery("SELECT * FROM Member WHERE num = :1", prt.member.num)
one = q2[0]
one.password = hashlib.sha1(new_password).hexdigest()
one.auth = hashlib.sha1(str(one.num) + ':' + one.password).hexdigest()
one.put()
prt.valid = 0
prt.put()
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'reset_password_ok.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
template_values['errors'] = errors
template_values['error_message'] = error_message
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'reset_password.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'token_not_found.html')
output = template.render(path, template_values)
self.response.out.write(output)
class NodeHandler(webapp.RequestHandler):
def get(self, node_name):
site = GetSite()
browser = detect(self.request)
self.session = Session()
template_values = {}
template_values['site'] = site
template_values['rnd'] = random.randrange(1, 100)
template_values['system_version'] = SYSTEM_VERSION
member = CheckAuth(self)
if member:
template_values['member'] = member
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
node = GetKindByName('Node', node_name)
template_values['node'] = node
pagination = False
pages = 1
page = 1
page_size = 15
start = 0
has_more = False
more = 1
has_previous = False
previous = 1
if node:
template_values['canonical'] = 'http://' + site.domain + '/go/' + node.name
if member:
recent_nodes = memcache.get('member::' + str(member.num) + '::recent_nodes')
recent_nodes_ids = memcache.get('member::' + str(member.num) + '::recent_nodes_ids')
if recent_nodes and recent_nodes_ids:
if (node.num in recent_nodes_ids) is not True:
recent_nodes.insert(0, node)
recent_nodes_ids.insert(0, node.num)
memcache.set('member::' + str(member.num) + '::recent_nodes', recent_nodes, 7200)
memcache.set('member::' + str(member.num) + '::recent_nodes_ids', recent_nodes_ids, 7200)
else:
recent_nodes = []
recent_nodes.append(node)
recent_nodes_ids = []
recent_nodes_ids.append(node.num)
memcache.set('member::' + str(member.num) + '::recent_nodes', recent_nodes, 7200)
memcache.set('member::' + str(member.num) + '::recent_nodes_ids', recent_nodes_ids, 7200)
template_values['recent_nodes'] = recent_nodes
template_values['page_title'] = site.title + u' › ' + node.title
# Pagination
if node.topics > page_size:
pagination = True
else:
pagination = False
if pagination:
if node.topics % page_size == 0:
pages = int(node.topics / page_size)
else:
pages = int(node.topics / page_size) + 1
page = self.request.get('p')
if (page == '') or (page is None):
page = 1
else:
page = int(page)
if page > pages:
page = pages
else:
if page < 1:
page = 1
if page < pages:
has_more = True
more = page + 1
if page > 1:
has_previous = True
previous = page - 1
start = (page - 1) * page_size
template_values['canonical'] = 'http://' + site.domain + '/go/' + node.name + '?p=' + str(page)
else:
template_values['page_title'] = site.title + u' › 节点未找到'
template_values['pagination'] = pagination
template_values['pages'] = pages
template_values['page'] = page
template_values['page_size'] = page_size
template_values['has_more'] = has_more
template_values['more'] = more
template_values['has_previous'] = has_previous
template_values['previous'] = previous
section = False
if node:
section = GetKindByNum('Section', node.section_num)
template_values['section'] = section
topics = False
if node:
q3 = db.GqlQuery("SELECT * FROM Topic WHERE node_num = :1 ORDER BY last_touched DESC LIMIT " + str(start) + ", " + str(page_size), node.num)
topics = q3
template_values['topics'] = topics
if browser['ios']:
if (node):
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'node.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'mobile', 'node_not_found.html')
else:
if (node):
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'node.html')
else:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'node_not_found.html')
output = template.render(path, template_values)
self.response.out.write(output)
class NodeApiHandler(webapp.RequestHandler):
def get(self, node_name):
site = GetSite()
node = GetKindByName('Node', node_name)
if node:
template_values = {}
template_values['site'] = site
template_values['node'] = node
path = os.path.join(os.path.dirname(__file__), 'tpl', 'api', 'node.json')
self.response.headers['Content-type'] = 'application/json;charset=UTF-8'
output = template.render(path, template_values)
self.response.out.write(output)
else:
self.error(404)
class SearchHandler(webapp.RequestHandler):
def get(self, q):
site = GetSite()
q = urllib.unquote(q)
template_values = {}
template_values['site'] = site
member = CheckAuth(self)
l10n = GetMessages(self, member, site)
template_values['l10n'] = l10n
if member:
template_values['member'] = member
template_values['page_title'] = site.title + u' › 搜索 ' + q.decode('utf-8')
template_values['q'] = q
if config.fts_enabled is not True:
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'search_unavailable.html')
output = template.render(path, template_values)
self.response.out.write(output)
else:
if re.findall('^([a-zA-Z0-9\_]+)$', q):
node = GetKindByName('Node', q.lower())
if node is not None:
template_values['node'] = node
# Fetch result
q_lowered = q.lower()
q_md5 = hashlib.md5(q_lowered).hexdigest()
topics = memcache.get('q::' + q_md5)
if topics is None:
if os.environ['SERVER_SOFTWARE'] == 'Development/1.0':
fts = u'http://127.0.0.1:20000/search?q=' + str(urllib.quote(q_lowered))
else:
fts = u'http://' + config.fts_server + '/search?q=' + str(urllib.quote(q_lowered))
response = urlfetch.fetch(fts, headers = {"Authorization" : "Basic %s" % base64.b64encode(config.fts_username + ':' + config.fts_password)})
if response.status_code == 200:
results = json.loads(response.content)
topics = []
for num in results:
topics.append(GetKindByNum('Topic', num))
template_values['topics'] = topics
memcache.set('q::' + q_md5, topics, 86400)
else:
template_values['topics'] = topics
path = os.path.join(os.path.dirname(__file__), 'tpl', 'desktop', 'search.html')
output = template.render(path, template_values)
self.response.out.write(output)
class DispatcherHandler(webapp.RequestHandler):
def post(self):
referer = self.request.headers['Referer']
q = self.request.get('q').strip()
if len(q) > 0:
self.redirect('/q/' + q)
else:
self.redirect(referer)
class RouterHandler(webapp.RequestHandler):
def get(self, path):
if path.find('/') != -1:
# Page
parts = path.split('/')
if len(parts) == 2:
minisite_name = parts[0]
page_name = parts[1]
minisite = GetKindByName('Minisite', minisite_name)
if minisite is not False:
page = memcache.get(path)
if page:
expires_date = datetime.datetime.utcnow() + datetime.timedelta(days=10)
expires_str = expires_date.strftime("%d %b %Y %H:%M:%S GMT")
self.response.headers.add_header("Expires", expires_str)
self.response.headers['Cache-Control'] = 'max-age=864000, must-revalidate'
self.response.headers['Content-Type'] = page.content_type
self.response.out.write(page.content)
else:
q = db.GqlQuery("SELECT * FROM Page WHERE name = :1 AND minisite = :2", page_name, minisite)
if q.count() == 1:
page = q[0]
memcache.set(path, page, 864000)
expires_date = datetime.datetime.utcnow() + datetime.timedelta(days=10)
expires_str = expires_date.strftime("%d %b %Y %H:%M:%S GMT")
self.response.headers.add_header("Expires", expires_str)
self.response.headers['Cache-Control'] = 'max-age=864000, must-revalidate'
self.response.headers['Content-Type'] = page.content_type
self.response.out.write(page.content)
else:
# Site
page = memcache.get(path + '/index.html')
if page:
expires_date = datetime.datetime.utcnow() + datetime.timedelta(days=10)
expires_str = expires_date.strftime("%d %b %Y %H:%M:%S GMT")
self.response.headers.add_header("Expires", expires_str)
self.response.headers['Cache-Control'] = 'max-age=864000, must-revalidate'
self.response.headers['Content-Type'] = page.content_type
self.response.out.write(page.content)
def main():
application = webapp.WSGIApplication([
('/', HomeHandler),
('/recent', RecentHandler),
('/ua', UAHandler),
('/signin', SigninHandler),
('/signup', SignupHandler),
('/signout', SignoutHandler),
('/forgot', ForgotHandler),
('/reset/([0-9]+)', PasswordResetHandler),
('/go/(.*)', NodeHandler),
('/n/([a-zA-Z0-9]+).json', NodeApiHandler),
('/q/(.*)', SearchHandler),
('/_dispatcher', DispatcherHandler),
('/(.*)', RouterHandler)
],
debug=True)
util.run_wsgi_app(application)
if __name__ == '__main__':
main()