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111 lines
3.5 KiB
111 lines
3.5 KiB
import os
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from threading import Thread
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from flask import Flask, render_template, session, redirect, url_for
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from flask_bootstrap import Bootstrap
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from flask_moment import Moment
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from flask_wtf import FlaskForm
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from wtforms import StringField, SubmitField
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from wtforms.validators import DataRequired
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from flask_sqlalchemy import SQLAlchemy
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from flask_migrate import Migrate
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from flask_mail import Mail, Message
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basedir = os.path.abspath(os.path.dirname(__file__))
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app = Flask(__name__)
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app.config['SECRET_KEY'] = 'hard to guess string'
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app.config['SQLALCHEMY_DATABASE_URI'] = \
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'sqlite:///' + os.path.join(basedir, 'data.sqlite')
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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app.config['MAIL_SERVER'] = 'smtp.strato.com'
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app.config['MAIL_PORT'] = 587
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app.config['MAIL_USE_TLS'] = True
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app.config['MAIL_USERNAME'] = os.environ.get('MAIL_USERNAME')
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app.config['MAIL_PASSWORD'] = os.environ.get('MAIL_PASSWORD')
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app.config['FLASKY_MAIL_SUBJECT_PREFIX'] = '[Flasky]'
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app.config['FLASKY_MAIL_SENDER'] = 'Flasky Admin <flasky@example.com>'
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app.config['FLASKY_ADMIN'] = os.environ.get('FLASKY_ADMIN')
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bootstrap = Bootstrap(app)
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moment = Moment(app)
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db = SQLAlchemy(app)
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migrate = Migrate(app, db)
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mail = Mail(app)
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class Role(db.Model):
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__tablename__ = 'roles'
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(64), unique=True)
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users = db.relationship('User', backref='role', lazy='dynamic')
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def __repr__(self):
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return '<Role %r>' % self.name
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class User(db.Model):
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__tablename__ = 'users'
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(64), unique=True, index=True)
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role_id = db.Column(db.Integer, db.ForeignKey('roles.id'))
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def __repr__(self):
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return '<User %r>' % self.username
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def send_async_email(app, msg):
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with app.app_context():
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mail.send(msg)
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def send_email(to, subject, template, **kwargs):
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msg = Message(app.config['FLASKY_MAIL_SUBJECT_PREFIX'] + subject,
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sender=app.config['FLASKY_MAIL_SENDER'], recipients=[to])
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msg.body = render_template(template + '.txt', **kwargs)
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msg.html = render_template(template + '.html', **kwargs)
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thr = Thread(target=send_async_email, args=[app, msg])
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thr.start()
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return thr
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class NameForm(FlaskForm):
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name = StringField('What is your name?', validators=[DataRequired()])
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submit = SubmitField('Submit')
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@app.shell_context_processor
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def make_shell_context():
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return dict(db=db, User=User, Role=Role)
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@app.errorhandler(404)
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def page_not_found(e):
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return render_template('404.html'), 404
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@app.errorhandler(500)
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def internal_server_error(e):
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return render_template('500.html'), 500
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@app.route('/', methods=['GET', 'POST'])
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def index():
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form = NameForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=form.name.data).first()
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if user is None:
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user = User(username=form.name.data)
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db.session.add(user)
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db.session.commit()
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session['known'] = False
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if app.config['FLASKY_ADMIN']:
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send_email(app.config['FLASKY_ADMIN'], ' New user',
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'mail/new_user', user=user)
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else:
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session['known'] = True
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session['name'] = form.name.data
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form.name.data = ''
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return redirect(url_for('index'))
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return render_template('index.html', form=form, name=session.get('name'),
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known=session.get('known', False))
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