/
blog.py
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/
blog.py
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# -*- encoding: utf8 -*-
import tornado.ioloop
import tornado.web
import string, os, sys
import markdown
import codecs
import PyRSS2Gen
import datetime
from Crypto.Cipher import AES
import hashlib
import base64
site_config = {
"title" : "知泉-blog",
"url" : """http://zhiquan.me""",
"port" : "80",
"post_dir": os.getcwd() + os.sep + 'posts',
"photo_dir": os.getcwd() + os.sep + 'photoes',
}
settings = {
"static_path": os.path.join(os.path.dirname(__file__), "static")
}
def SingleFileHandler(file_path):
f = codecs.open(file_path, mode='r', encoding='utf8')
lines = []
try:
lines = f.readlines()
except:
pass
f.close()
ret = {}
title = ''
date = ''
encrypt = 0
index = 1
for line in lines[1:]:
index += 1
if line.find('title: ') == 0:
title = line.replace('title: "','')[0:-2]
if line.find('date: ') == 0:
date = line.replace('date: ','')[0:-1]
if line.find('encrypt: 1') == 0:
encrypt = 1
if line.find('---') == 0:
break
content = u'';
for line in lines[index:]:
content += line
if title:
ret['title'] = title
ret['date'] = date
if encrypt:
ret['content'] = content
else:
ret['content'] = markdown.markdown(content)
ret['e'] = encrypt
ret['name'] = file_path.split(os.sep)[-1].split('.')[0]
return ret
class MainHandler(tornado.web.RequestHandler):
def get(self):
articles = []
post_dir = site_config["post_dir"]
file_list = []
files = os.listdir(post_dir)
p = int(self.get_argument('p','0'))
for f in files:
file_list.append(post_dir + os.sep + f)
file_list.sort(reverse=True)
for single_file in file_list[p:p+3]:
article = SingleFileHandler(single_file)
if article:
if article['e']: article['content'] = "文章已加密，请点击标题进入浏览 =v="
articles.append(article)
if p > 2:
prev = True
else:
prev = False
if p + 4 <= len(file_list):
pnext = True
else:
pnext = False
self.render("template/index.html", title=site_config['title'], url=site_config["url"], articles = articles, prev=prev, pnext=pnext, prevnum=p-3, nextnum=p+3)
class ArticleHandler(tornado.web.RequestHandler):
def auth(self):
self.set_status(401)
self.set_header('WWW-Authenticate', 'Basic realm=Please enter your username and password to decrypted this article')
self._transforms = []
self.finish()
def get(self, article_id):
post_path = site_config["post_dir"] + os.sep + article_id.replace('.','') + '.md'
article = SingleFileHandler(post_path)
if article['e']:
auth_header = self.request.headers.get('Authorization')
if auth_header is None or not auth_header.startswith('Basic '):
self.auth()
else:
try:
auth_decoded = base64.decodestring(auth_header[6:])
username, password = auth_decoded.split(':', 2)
if username == "201314":
key = hashlib.sha256(password).digest()
cipher = AES.new(key, AES.MODE_ECB)
article['content'] = markdown.markdown(unicode(cipher.decrypt(base64.decodestring(article['content'])),"utf8"))
self.render("template/article.html", title=site_config['title'], url=site_config["url"], article = article)
else:
self.auth()
except:
self.auth()
else:
self.render("template/article.html", title=site_config['title'], url=site_config["url"], article = article)
class NotFoundHandler(tornado.web.RequestHandler):
def prepare(self):
self.set_status(404)
self.render("template/404.html")
class RSSHandler(tornado.web.RequestHandler):
def get(self):
f = open("rss.xml", "r")
self.write(f.read())
f.close()
def RSSMaker():
articles = []
post_dir = site_config["post_dir"]
file_list = []
files = os.listdir(post_dir)
for f in files:
file_list.append(post_dir + os.sep + f)
file_list.sort(reverse=True)
for single_file in file_list:
article = SingleFileHandler(single_file)
if article:
if article['e'] == 0:
articles.append(article)
rss_items = []
for article in articles:
link = site_config["url"]+"/article/"+article["name"]
rss_item = PyRSS2Gen.RSSItem(
title = article["title"],
link = link,
description = article["content"],
guid = PyRSS2Gen.Guid(link),
pubDate = datetime.datetime( int(article["date"][0:4]),
int(article["date"][5:7]),
int(article["date"][8:10]),
int(article["date"][11:13]),
int(article["date"][14:16])))
rss_items.append(rss_item)
rss = PyRSS2Gen.RSS2(
title = site_config["title"],
link = site_config["url"],
description = "",
lastBuildDate = datetime.datetime.utcnow(),
items = rss_items)
rss.write_xml(open("rss.xml", "w"))
application = tornado.web.Application([
(r"/", MainHandler),
(r"/article/(.*)", ArticleHandler),
(r"/photo/(.*)", tornado.web.StaticFileHandler, dict(path=site_config['photo_dir'])),
(r"/.*\.xml",RSSHandler),
(r"/.*", NotFoundHandler),
], **settings)
if __name__ == "__main__":
application.listen(site_config['port'])
RSSMaker()
print "kzhiquan-blog is running on:" + site_config["url"]
tornado.ioloop.IOLoop.instance().start()