Flask-note

* PyConES16: Flask-note (Clone of Evernote with Flask and Markdown) ** [[http://flask-note.programadorwebvalencia.com/][DEMO]] #+CAPTION: Flask-note #+NAME: Flask-note [[file:sketching/target.jpg]] ** Install *** Flask #+BEGIN_SRC bash mkdir flask-note cd flask-note pip install virtualenv virtualenv ENV source ENV/bin/activate pip install Flask pip install markdown #+END_SRC *** SQLite **** OS X #+BEGIN_SRC bash brew install sqlite #+END_SRC **** Ubuntu #+BEGIN_SRC bash sudo apt-get update sudo apt-get install sqlite3 libsqlite3-dev #+END_SRC *** Flask_sqlalchemy #+BEGIN_SRC bash pip install flask_sqlalchemy #+END_SRC ** Create Flask Create *app.py* #+BEGIN_SRC python from flask import Flask from functools import wraps app = Flask(__name__) def login_required(f): @wraps(f) def decorated_function(*args, **kwargs): if 'user_id' not in session: session.clear() return redirect(url_for('index')) return f(*args, **kwargs) return decorated_function @app.route('/') def hello(): return 'Hello PyConES!' if __name__ == "__main__": app.run() #+END_SRC #+BEGIN_SRC bash python app.py #+END_SRC Open in your browser http://127.0.0.1:5000/ ** Create Database Create *database.py* #+BEGIN_SRC python from flask import Flask from flask_sqlalchemy import SQLAlchemy app = Flask(__name__) app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///database.sqlite' db = SQLAlchemy(app) class User(db.Model): id = db.Column(db.Integer, primary_key=True) email = db.Column(db.String(100), unique=True) password = db.Column(db.String(32)) def __init__(self, email, password): self.email = email self.password = password def __repr__(self): return ''.format(email=self.email) class Note(db.Model): id = db.Column(db.Integer, primary_key=True) title = db.Column(db.String(100), unique=True) text = db.Column(db.Text()) user_id = db.Column(db.Integer) def __init__(self, title, text, user_id): self.title = title self.text = text self.user_id = user_id def __repr__(self): return ''.format(title=self.title) #+END_SRC #+BEGIN_SRC bash python from database import db db.create_all() exit() sqlite3 database.sqlite #+END_SRC #+BEGIN_SRC sql INSERT INTO user VALUES (NULL, 'py@con.es', '2016'); .exit #+END_SRC Future resource: *master.html* #+BEGIN_SRC html Flask-note

{% block contain %} {% endblock %}

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