import flask import flask_bootstrap import redis import json import os import jinja2 import uuid import string import random app = flask.Flask(__name__) flask_bootstrap.Bootstrap(app) db = redis.StrictRedis(host='redis', port=6379, db=0) def render_flavor(flavor, template, data): return flask.render_template( os.path.join(flavor, template), **data ) def secret(length=16): charset = string.ascii_uppercase + string.digits return ''.join( random.SystemRandom().choice(charset) for _ in range(length) ) def build_app(setup_path): app.jinja_env.trim_blocks = True app.jinja_env.lstrip_blocks = True app.jinja_env.globals.update(dict( secret=secret )) versions = [ path for path in os.listdir(setup_path) if os.path.isdir(os.path.join(setup_path, path)) ] for version in versions: bp = flask.Blueprint(version, __name__) template_dir = os.path.join(setup_path, version, "templates") flavor_dir = os.path.join(setup_path, version, "flavors") bp.jinja_loader = jinja2.ChoiceLoader([ jinja2.FileSystemLoader(template_dir), jinja2.FileSystemLoader(flavor_dir) ]) @bp.route("/") def wizard(): return flask.render_template('wizard.html') @bp.route("/submit", methods=["POST"]) def submit(): uid = str(uuid.uuid4()) data = flask.request.form.copy() data.update(dict(uid=uid, version=version)) db.set(uid, json.dumps(data)) return flask.redirect(flask.url_for('.setup', uid=uid)) @bp.route("/setup/", methods=["GET"]) def setup(uid): data = json.loads(db.get(uid)) flavor = data.get("flavor", "compose") rendered = render_flavor(flavor, "setup.html", data) return flask.render_template("setup.html", contents=rendered) @bp.route("/file//", methods=["GET"]) def file(uid, filepath): data = json.loads(db.get(uid)) flavor = data.get("flavor", "compose") return flask.Response( render_flavor(flavor, filepath, data), mimetype="application/text" ) app.register_blueprint(bp, url_prefix="/{}".format(version)) print("Serving version {}".format(version)) if __name__ == "__main__": build_app("/tmp/mailutest") app.run(debug=True)