calibre-web/cps/__init__.py
2024-05-10 09:42:44 +02:00

213 lines
7.3 KiB
Python
Executable File

# -*- coding: utf-8 -*-
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
# Copyright (C) 2018-2019 OzzieIsaacs, cervinko, jkrehm, bodybybuddha, ok11,
# andy29485, idalin, Kyosfonica, wuqi, Kennyl, lemmsh,
# falgh1, grunjol, csitko, ytils, xybydy, trasba, vrabe,
# ruben-herold, marblepebble, JackED42, SiphonSquirrel,
# apetresc, nanu-c, mutschler
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
__package__ = "cps"
import sys
import os
import mimetypes
from flask import Flask
from .MyLoginManager import MyLoginManager
from flask_principal import Principal
from . import logger
from .cli import CliParameter
from .constants import CONFIG_DIR
from .reverseproxy import ReverseProxied
from .server import WebServer
from .dep_check import dependency_check
from .updater import Updater
from .babel import babel, get_locale
from . import config_sql
from . import cache_buster
from . import ub, db
try:
from flask_limiter import Limiter
limiter_present = True
except ImportError:
limiter_present = False
try:
from flask_wtf.csrf import CSRFProtect
wtf_present = True
except ImportError:
wtf_present = False
mimetypes.init()
mimetypes.add_type('application/xhtml+xml', '.xhtml')
mimetypes.add_type('application/epub+zip', '.epub')
mimetypes.add_type('application/fb2+zip', '.fb2')
mimetypes.add_type('application/x-mobipocket-ebook', '.mobi')
mimetypes.add_type('application/x-mobipocket-ebook', '.prc')
mimetypes.add_type('application/vnd.amazon.ebook', '.azw')
mimetypes.add_type('application/x-mobi8-ebook', '.azw3')
mimetypes.add_type('application/x-cbr', '.cbr')
mimetypes.add_type('application/x-cbz', '.cbz')
mimetypes.add_type('application/x-cbt', '.cbt')
mimetypes.add_type('application/x-cb7', '.cb7')
mimetypes.add_type('image/vnd.djv', '.djv')
mimetypes.add_type('application/mpeg', '.mpeg')
mimetypes.add_type('application/mpeg', '.mp3')
mimetypes.add_type('application/mp4', '.m4a')
mimetypes.add_type('application/mp4', '.m4b')
mimetypes.add_type('application/ogg', '.ogg')
mimetypes.add_type('application/ogg', '.oga')
mimetypes.add_type('text/css', '.css')
mimetypes.add_type('text/javascript; charset=UTF-8', '.js')
log = logger.create()
app = Flask(__name__)
app.config.update(
SESSION_COOKIE_HTTPONLY=True,
SESSION_COOKIE_SAMESITE='Lax',
REMEMBER_COOKIE_SAMESITE='Lax', # will be available in flask-login 0.5.1 earliest
WTF_CSRF_SSL_STRICT=False
)
lm = MyLoginManager()
cli_param = CliParameter()
config = config_sql.ConfigSQL()
if wtf_present:
csrf = CSRFProtect()
else:
csrf = None
calibre_db = db.CalibreDB()
web_server = WebServer()
updater_thread = Updater()
if limiter_present:
limiter = Limiter(key_func=True, headers_enabled=True, auto_check=False, swallow_errors=False)
else:
limiter = None
def create_app():
if csrf:
csrf.init_app(app)
cli_param.init()
ub.init_db(cli_param.settings_path)
# pylint: disable=no-member
encrypt_key, error = config_sql.get_encryption_key(os.path.dirname(cli_param.settings_path))
config_sql.load_configuration(ub.session, encrypt_key)
config.init_config(ub.session, encrypt_key, cli_param)
if error:
log.error(error)
ub.password_change(cli_param.user_credentials)
if sys.version_info < (3, 0):
log.info(
'*** Python2 is EOL since end of 2019, this version of Calibre-Web is no longer supporting Python2, '
'please update your installation to Python3 ***')
print(
'*** Python2 is EOL since end of 2019, this version of Calibre-Web is no longer supporting Python2, '
'please update your installation to Python3 ***')
web_server.stop(True)
sys.exit(5)
lm.login_view = 'web.login'
lm.anonymous_user = ub.Anonymous
lm.session_protection = 'strong' if config.config_session == 1 else "basic"
db.CalibreDB.update_config(config)
db.CalibreDB.setup_db(config.config_calibre_dir, cli_param.settings_path)
calibre_db.init_db()
updater_thread.init_updater(config, web_server)
# Perform dry run of updater and exit afterward
if cli_param.dry_run:
updater_thread.dry_run()
sys.exit(0)
updater_thread.start()
requirements = dependency_check()
for res in requirements:
if res['found'] == "not installed":
message = ('Cannot import {name} module, it is needed to run calibre-web, '
'please install it using "pip install {name}"').format(name=res["name"])
log.info(message)
print("*** " + message + " ***")
web_server.stop(True)
sys.exit(8)
for res in requirements + dependency_check(True):
log.info('*** "{}" version does not meet the requirements. '
'Should: {}, Found: {}, please consider installing required version ***'
.format(res['name'],
res['target'],
res['found']))
app.wsgi_app = ReverseProxied(app.wsgi_app)
if os.environ.get('FLASK_DEBUG'):
cache_buster.init_cache_busting(app)
log.info('Starting Calibre Web...')
Principal(app)
lm.init_app(app)
app.secret_key = os.getenv('SECRET_KEY', config_sql.get_flask_session_key(ub.session))
web_server.init_app(app, config)
if hasattr(babel, "localeselector"):
babel.init_app(app)
babel.localeselector(get_locale)
else:
babel.init_app(app, locale_selector=get_locale)
from . import services
if services.ldap:
services.ldap.init_app(app, config)
if services.goodreads_support:
services.goodreads_support.connect(config.config_goodreads_api_key,
config.config_use_goodreads)
config.store_calibre_uuid(calibre_db, db.Library_Id)
# Configure rate limiter
# https://limits.readthedocs.io/en/stable/storage.html
app.config.update(RATELIMIT_ENABLED=config.config_ratelimiter)
if config.config_limiter_uri != "" and not cli_param.memory_backend:
app.config.update(RATELIMIT_STORAGE_URI=config.config_limiter_uri)
if config.config_limiter_options != "":
app.config.update(RATELIMIT_STORAGE_OPTIONS=config.config_limiter_options)
try:
limiter.init_app(app)
except Exception as e:
log.error('Wrong Flask Limiter configuration, falling back to default: {}'.format(e))
app.config.update(RATELIMIT_STORAGE_URI=None)
limiter.init_app(app)
# Register scheduled tasks
from .schedule import register_scheduled_tasks, register_startup_tasks
register_scheduled_tasks(config.schedule_reconnect)
register_startup_tasks()
return app