First step

Yes, almost can be use
I am so lazy ...

.gitignore

@@ -1,6 +1,7 @@
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
+src/test.db
 
 # C extensions
 *.so

config/requirement.txt

@@ -0,0 +1,12 @@
+Flask==0.10.1
+Flask-Login==0.2.11
+Flask-SQLAlchemy==2.0
+Jinja2==2.7.3
+MarkupSafe==0.23
+SQLAlchemy==0.9.8
+Werkzeug==0.9.6
+argparse==1.2.1
+docutils==0.12
+itsdangerous==0.24
+psycopg2==2.5.4
+wsgiref==0.1.2

init_db.py

@@ -0,0 +1,20 @@
+from src import db
+from src import models
+
+db.drop_all()
+db.create_all()
+u = models.User('lee','123456')
+a = '''
+========================================
+Every beauty start with ugly
+========================================
+
+Zero
+----
+
+Here, we start
+'''
+b = models.Article(a)
+db.session.add(b)
+db.session.add(u)
+db.session.commit()

run.py

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+from src import app
+
+if __name__ == '__main__':
+    app.run(debug=True)

src/__init__.py

@@ -0,0 +1,16 @@
+#! /usr/bin/env python2.7
+# -*- coding: UTF-8 -*-
+
+from flask import Flask
+from flask.ext.sqlalchemy import SQLAlchemy
+from flask.ext.login import LoginManager
+
+app = Flask(__name__)
+app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///test.db'
+app.config['SECRET_KEY'] = 'guess'
+db = SQLAlchemy(app)
+lm = LoginManager()
+lm.login_view='/'
+lm.init_app(app)
+
+from src import views, models

src/models.py

@@ -0,0 +1,48 @@
+#! /usr/bin/env python2.7
+# -*- coding: UTF-8 -*-
+
+from datetime import datetime
+from docutils.core import publish_parts
+from flask.ext.sqlalchemy import SQLAlchemy
+from src import db
+
+
+class User(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(80), unique=True)
+    passwd = db.Column(db.String(120), unique=True)
+
+    def __init__(self, username, passwd):
+        self.username = username
+        self.passwd = passwd 
+
+    def is_authenticated(self):
+        return True
+
+    def is_active(self):
+        return True
+
+    def is_anonymous(self):
+        return False
+
+    def get_id(self):
+        return unicode(self.id)
+
+    def __repr__(self):
+        return '<User %r>' % self.username
+
+
+class Article(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(255), unique=True)
+    article = db.Column(db.Text(), unique=True)
+    rst = db.Column(db.Text(), unique=True)
+    create_time = db.Column(db.DateTime())
+
+    def __init__(self, rst, create_time=None):
+        self.rst = rst
+        _article = publish_parts(rst, writer_name="html")
+        self.name = _article['title']
+        self.article = _article['whole']
+        if create_time is None:
+            self.create_time = datetime.utcnow()

src/views.py

@@ -0,0 +1,60 @@
+#! /usr/bin/env python2.7
+# -*- coding: UTF-8 -*-
+
+from flask import request, redirect
+from src import app, db, models, lm
+from flask.ext.login import login_user, logout_user, current_user, login_required
+
+@lm.user_loader
+def load_user(id):
+    return models.User.query.get(int(id))
+
+@app.route('/')
+def index():
+    article_list = models.Article.query.order_by(models.Article.create_time.desc()).all()
+    s = '<ul>'
+    for article in article_list:
+        s += '<li><a href="/article/'+str(article.id)+'">'+article.name+'</a></li>'
+    s += '</ul>'
+    return s
+
+@app.route('/article/<int:article_id>')
+def article(article_id):
+    article = models.Article.query.filter_by(id=article_id).one()
+    return article.article
+
+@app.route('/raw_article/<int:article_id>')
+def get_rst(article_id):
+    article = models.Article.query.filter_by(id=article_id).one()
+    return article.rst
+
+@app.route('/login', methods=['POST', 'GET'])
+def login():
+    if request.method == 'GET':
+        return '<form action="#" method="post"><input type="text" name="username" placeholder="username"><input type="password" name="passwd" placeholder="password"><input type="submit"/></form>'
+    if request.method == 'POST':
+        username = request.form.get('username')
+        passwd = request.form.get('passwd')
+        u = models.User.query.filter_by(username=username).filter_by(passwd=passwd).first()
+        if u is None:
+            return redirect('/')
+        login_user(u)
+        return redirect('/new')
+
+@app.route('/logout', methods=['POST', 'GET'])
+@login_required
+def logout():
+    logout_user()
+    return redirect('/')
+
+@app.route('/new', methods=['POST', 'GET'])
+@login_required
+def new_article():
+    if request.method == 'GET':
+        return '<form action="#" method="post"><textarea name="p"></textarea><input type="submit"/></form>'
+    if request.method == 'POST':
+        p = request.form.get('p')
+        article = models.Article(p)
+        db.session.add(article)
+        db.session.commit()
+        return redirect('/')