# server_example.py
from flask import Flask, render_template, url_for
# The publisher and hub are combined in the same process because it's easier.
# There's no need to do so, though.
from flask_websub.publisher import publisher, init_publisher
from flask_websub.hub import Hub, SQLite3HubStorage
from celery import Celery
# app & celery
app = Flask(__name__)
app.config['SERVER_NAME'] = 'localhost:8080'
celery = Celery('sever_example', broker='redis://localhost:6379')
# initialise publisher
init_publisher(app)
# initialise hub
#
# PUBLISH_SUPPORTED is not recommended in production, as it just accepts any
# link without validation, but it's but nice for testing.
app.config['PUBLISH_SUPPORTED'] = True
# we could also have passed in just PUBLISH_SUPPORTED, but this is probably a
# nice pattern for your app:
hub = Hub(SQLite3HubStorage('server_data.sqlite3'), celery, **app.config)
app.register_blueprint(hub.build_blueprint(url_prefix='/hub'))
def validate_topic_existence(callback_url, topic_url, *args):
with app.app_context():
if topic_url.startswith('https://websub.rocks/'):
def app():
app = Flask(__name__)
init_publisher(app)
yield app