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Diffstat (limited to 'talermerchantdemos/survey/survey.py')
-rw-r--r-- | talermerchantdemos/survey/survey.py | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/talermerchantdemos/survey/survey.py b/talermerchantdemos/survey/survey.py deleted file mode 100644 index 871b417..0000000 --- a/talermerchantdemos/survey/survey.py +++ /dev/null @@ -1,181 +0,0 @@ -## -# This file is part of GNU TALER. -# Copyright (C) 2017, 2020 Taler Systems SA -# -# TALER is free software; you can redistribute it and/or modify it under the -# terms of the GNU Lesser General Public License as published by the Free Software -# Foundation; either version 2.1, or (at your option) any later version. -# -# TALER is distributed in the hope that it will be useful, but WITHOUT ANY -# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR -# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public License along with -# GNU TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> -# -# @author Marcello Stanisci -# @brief Minimal Website to tip users who fill the survey. - -import os -import re -import datetime -import base64 -import logging -from urllib.parse import urljoin -import flask -from flask import request -from flask_babel import Babel -from flask_babel import refresh -from flask_babel import force_locale -from flask_babel import gettext -import traceback -from taler.util.talerconfig import TalerConfig, ConfigurationError -from ..httpcommon import backend_get, backend_post, self_localized -import sys - -if not sys.version_info.major == 3 and sys.version_info.minor >= 6: - print("Python 3.6 or higher is required.") - print("You are using Python {}.{}.".format(sys.version_info.major, sys.version_info.minor)) - sys.exit(1) - -BASE_DIR = os.path.dirname(os.path.abspath(__file__)) -app = flask.Flask(__name__, template_folder=BASE_DIR) -app.debug = True -app.secret_key = base64.b64encode(os.urandom(64)).decode('utf-8') - -LOGGER = logging.getLogger(__name__) -TC = TalerConfig.from_env() -try: - BACKEND_URL = TC["frontends"]["backend"].value_string(required=True) - CURRENCY = TC["taler"]["currency"].value_string(required=True) - APIKEY = TC["frontends"]["backend_apikey"].value_string(required=True) -except ConfigurationError as ce: - print(ce) - exit(1) - -app.config.from_object(__name__) -babel = Babel(app) -INSTANCED_URL = urljoin(BACKEND_URL, f"instances/survey/") - -LOGGER.info("Using translations from:" + ':'.join(list(babel.translation_directories))) -translations = [str(translation) for translation in babel.list_translations()] -if not 'en' in translations: - translations.append('en') -LOGGER.info("Operating with the following translations available: " + ' '.join(translations)) - -app.jinja_env.globals.update(self_localized=self_localized) - -@babel.localeselector -def get_locale(): - parts = request.path.split('/', 2) - if (2 >= len(parts)): - # Totally unexpected path format, do not localize - return "en" - lang = parts[1] - if lang in translations: - return lang - return "en" - -## -# Make the environment available into templates. -# -# @return the environment-reading function. -@app.context_processor -def utility_processor(): - def env(name, default=None): - return os.environ.get(name, default) - - def prettydate(talerdate): - parsed_time = re.search(r"/Date\(([0-9]+)\)/", talerdate) - if not parsed_time: - return "malformed date given" - parsed_time = int(parsed_time.group(1)) - timestamp = datetime.datetime.fromtimestamp(parsed_time) - # returns the YYYY-MM-DD date format. - return timestamp.strftime("%Y-%b-%d") - - return dict(env=env, prettydate=prettydate) - - -## -# Exception handler to capture all the unmanaged errors. -# -# @param e the Exception object, currently unused. -# @return flask-native response object carrying the error message -# (and execution stack!). -@app.errorhandler(Exception) -def internal_error(e): - return flask.render_template( - "templates/error.html.j2", - message=gettext("Internal error"), - stack=traceback.format_exc(), - lang=get_locale() - ) - -## -# Serve the /favicon.ico requests. -# -# @return the favicon.ico file. -@app.route("/favicon.ico") -def favicon(): - LOGGER.info("will look into: " + os.path.join(app.root_path, 'static')) - return flask.send_from_directory( - os.path.join(app.root_path, 'static'), - "favicon.ico", - mimetype="image/vnd.microsoft.ico" - ) - - -## -# Tell the backend to 'authorize' a tip; this means that -# the backend will allocate a certain amount to be later -# picked up by the wallet. -# -# @return the URL where to redirect the browser, in order -# for the wallet to pick the tip up, or a error page -# otherwise. -@app.route("/<lang>/submit-survey", methods=["POST"]) -def submit_survey(lang): - tip_spec = dict( - amount=CURRENCY + ":1.0", - next_url=os.environ.get("TALER_ENV_URL_INTRO", "https://taler.net/"), - justification="Payment methods survey" - ) - backend_resp = backend_post(INSTANCED_URL, "private/tips", tip_spec) - return flask.redirect(backend_resp["tip_status_url"]) - -## -# Serve the main index page, redirecting to /<lang>/ -# -# @return response object of the index page. -@app.route("/") -def index(): - default = 'en' - target = flask.request.accept_languages.best_match(translations, default) - return flask.redirect("/" + target + "/", code=302) - -## -# Serve the internationalized main index page. -# -# @return response object of the index page. -@app.route("/<lang>/", methods=["GET"]) -def start(lang): - return flask.render_template( - "templates/index.html.j2", merchant_currency=CURRENCY, lang=lang - ) - -@app.errorhandler(404) -def handler(e): - return flask.render_template( - "templates/error.html.j2", - message=gettext("Page not found"), - lang=get_locale() - ) - -@app.errorhandler(405) -def handler(e): - return flask.render_template( - "templates/error.html.j2", - message=gettext("HTTP method not allowed for this page"), - lang=get_locale() - ) |