d68e57c4fc
Bugfix arrows in comic reader Fix kobo download link Updated requirement
558 lines
22 KiB
Python
558 lines
22 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2019 OzzieIsaacs, pwr
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import sys
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import json
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from sqlalchemy import Column, String, Integer, SmallInteger, Boolean, BLOB, JSON
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from sqlalchemy.exc import OperationalError
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from sqlalchemy.sql.expression import text
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from sqlalchemy import exists
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from cryptography.fernet import Fernet
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import cryptography.exceptions
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from base64 import urlsafe_b64decode
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try:
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# Compatibility with sqlalchemy 2.0
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from sqlalchemy.orm import declarative_base
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except ImportError:
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from sqlalchemy.ext.declarative import declarative_base
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from . import constants, logger
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log = logger.create()
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_Base = declarative_base()
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class _Flask_Settings(_Base):
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__tablename__ = 'flask_settings'
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id = Column(Integer, primary_key=True)
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flask_session_key = Column(BLOB, default=b"")
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def __init__(self, key):
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self.flask_session_key = key
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# Baseclass for representing settings in app.db with email server settings and Calibre database settings
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# (application settings)
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class _Settings(_Base):
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__tablename__ = 'settings'
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id = Column(Integer, primary_key=True)
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mail_server = Column(String, default=constants.DEFAULT_MAIL_SERVER)
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mail_port = Column(Integer, default=25)
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mail_use_ssl = Column(SmallInteger, default=0)
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mail_login = Column(String, default='mail@example.com')
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mail_password_e = Column(String)
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mail_password = Column(String)
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mail_from = Column(String, default='automailer <mail@example.com>')
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mail_size = Column(Integer, default=25*1024*1024)
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mail_server_type = Column(SmallInteger, default=0)
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mail_gmail_token = Column(JSON, default={})
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config_calibre_dir = Column(String)
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config_calibre_uuid = Column(String)
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config_calibre_split = Column(Boolean, default=False)
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config_calibre_split_dir = Column(String)
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config_port = Column(Integer, default=constants.DEFAULT_PORT)
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config_external_port = Column(Integer, default=constants.DEFAULT_PORT)
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config_certfile = Column(String)
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config_keyfile = Column(String)
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config_trustedhosts = Column(String, default='')
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config_calibre_web_title = Column(String, default='Calibre-Web')
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config_books_per_page = Column(Integer, default=60)
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config_random_books = Column(Integer, default=4)
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config_authors_max = Column(Integer, default=0)
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config_read_column = Column(Integer, default=0)
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config_title_regex = Column(String, default=r'^(A|The|An|Der|Die|Das|Den|Ein|Eine|Einen|Dem|Des|Einem|Eines|Le|La|Les|L\'|Un|Une)\s+')
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config_theme = Column(Integer, default=0)
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config_log_level = Column(SmallInteger, default=logger.DEFAULT_LOG_LEVEL)
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config_logfile = Column(String, default=logger.DEFAULT_LOG_FILE)
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config_access_log = Column(SmallInteger, default=0)
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config_access_logfile = Column(String, default=logger.DEFAULT_ACCESS_LOG)
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config_uploading = Column(SmallInteger, default=0)
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config_anonbrowse = Column(SmallInteger, default=0)
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config_public_reg = Column(SmallInteger, default=0)
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config_remote_login = Column(Boolean, default=False)
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config_kobo_sync = Column(Boolean, default=False)
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config_default_role = Column(SmallInteger, default=0)
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config_default_show = Column(SmallInteger, default=constants.ADMIN_USER_SIDEBAR)
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config_default_language = Column(String(3), default="all")
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config_default_locale = Column(String(2), default="en")
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config_columns_to_ignore = Column(String)
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config_denied_tags = Column(String, default="")
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config_allowed_tags = Column(String, default="")
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config_restricted_column = Column(SmallInteger, default=0)
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config_denied_column_value = Column(String, default="")
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config_allowed_column_value = Column(String, default="")
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config_use_google_drive = Column(Boolean, default=False)
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config_google_drive_folder = Column(String)
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config_google_drive_watch_changes_response = Column(JSON, default={})
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config_use_goodreads = Column(Boolean, default=False)
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config_goodreads_api_key = Column(String)
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config_goodreads_api_secret_e = Column(String)
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config_goodreads_api_secret = Column(String)
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config_register_email = Column(Boolean, default=False)
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config_login_type = Column(Integer, default=0)
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config_kobo_proxy = Column(Boolean, default=False)
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config_ldap_provider_url = Column(String, default='example.org')
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config_ldap_port = Column(SmallInteger, default=389)
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config_ldap_authentication = Column(SmallInteger, default=constants.LDAP_AUTH_SIMPLE)
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config_ldap_serv_username = Column(String, default='cn=admin,dc=example,dc=org')
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config_ldap_serv_password_e = Column(String)
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config_ldap_serv_password = Column(String)
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config_ldap_encryption = Column(SmallInteger, default=0)
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config_ldap_cacert_path = Column(String, default="")
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config_ldap_cert_path = Column(String, default="")
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config_ldap_key_path = Column(String, default="")
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config_ldap_dn = Column(String, default='dc=example,dc=org')
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config_ldap_user_object = Column(String, default='uid=%s')
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config_ldap_member_user_object = Column(String, default='')
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config_ldap_openldap = Column(Boolean, default=True)
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config_ldap_group_object_filter = Column(String, default='(&(objectclass=posixGroup)(cn=%s))')
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config_ldap_group_members_field = Column(String, default='memberUid')
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config_ldap_group_name = Column(String, default='calibreweb')
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config_kepubifypath = Column(String, default=None)
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config_converterpath = Column(String, default=None)
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config_calibre = Column(String)
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config_rarfile_location = Column(String, default=None)
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config_upload_formats = Column(String, default=','.join(constants.EXTENSIONS_UPLOAD))
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config_unicode_filename = Column(Boolean, default=False)
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config_updatechannel = Column(Integer, default=constants.UPDATE_STABLE)
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config_reverse_proxy_login_header_name = Column(String)
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config_allow_reverse_proxy_header_login = Column(Boolean, default=False)
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schedule_start_time = Column(Integer, default=4)
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schedule_duration = Column(Integer, default=10)
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schedule_generate_book_covers = Column(Boolean, default=False)
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schedule_generate_series_covers = Column(Boolean, default=False)
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schedule_reconnect = Column(Boolean, default=False)
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schedule_metadata_backup = Column(Boolean, default=False)
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config_password_policy = Column(Boolean, default=True)
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config_password_min_length = Column(Integer, default=8)
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config_password_number = Column(Boolean, default=True)
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config_password_lower = Column(Boolean, default=True)
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config_password_upper = Column(Boolean, default=True)
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config_password_special = Column(Boolean, default=True)
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config_session = Column(Integer, default=1)
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config_ratelimiter = Column(Boolean, default=True)
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def __repr__(self):
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return self.__class__.__name__
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# Class holds all application specific settings in calibre-web
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class ConfigSQL(object):
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# pylint: disable=no-member
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def __init__(self):
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self.__dict__["dirty"] = list()
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def init_config(self, session, secret_key, cli):
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self._session = session
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self._settings = None
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self.db_configured = None
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self.config_calibre_dir = None
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self._fernet = Fernet(secret_key)
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self.cli = cli
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self.load()
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change = False
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if self.config_converterpath == None: # pylint: disable=access-member-before-definition
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change = True
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self.config_converterpath = autodetect_calibre_binary()
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if self.config_kepubifypath == None: # pylint: disable=access-member-before-definition
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change = True
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self.config_kepubifypath = autodetect_kepubify_binary()
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if self.config_rarfile_location == None: # pylint: disable=access-member-before-definition
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change = True
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self.config_rarfile_location = autodetect_unrar_binary()
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if change:
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self.save()
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def _read_from_storage(self):
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if self._settings is None:
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log.debug("_ConfigSQL._read_from_storage")
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self._settings = self._session.query(_Settings).first()
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return self._settings
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def get_config_certfile(self):
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if self.cli.certfilepath:
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return self.cli.certfilepath
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if self.cli.certfilepath == "":
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return None
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return self.config_certfile
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def get_config_keyfile(self):
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if self.cli.keyfilepath:
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return self.cli.keyfilepath
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if self.cli.certfilepath == "":
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return None
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return self.config_keyfile
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def get_config_ipaddress(self):
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return self.cli.ip_address or ""
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def _has_role(self, role_flag):
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return constants.has_flag(self.config_default_role, role_flag)
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def role_admin(self):
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return self._has_role(constants.ROLE_ADMIN)
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def role_download(self):
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return self._has_role(constants.ROLE_DOWNLOAD)
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def role_viewer(self):
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return self._has_role(constants.ROLE_VIEWER)
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def role_upload(self):
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return self._has_role(constants.ROLE_UPLOAD)
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def role_edit(self):
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return self._has_role(constants.ROLE_EDIT)
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def role_passwd(self):
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return self._has_role(constants.ROLE_PASSWD)
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def role_edit_shelfs(self):
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return self._has_role(constants.ROLE_EDIT_SHELFS)
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def role_delete_books(self):
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return self._has_role(constants.ROLE_DELETE_BOOKS)
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def show_element_new_user(self, value):
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return constants.has_flag(self.config_default_show, value)
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def show_detail_random(self):
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return self.show_element_new_user(constants.DETAIL_RANDOM)
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def list_denied_tags(self):
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mct = self.config_denied_tags or ""
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return [t.strip() for t in mct.split(",")]
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def list_allowed_tags(self):
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mct = self.config_allowed_tags or ""
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return [t.strip() for t in mct.split(",")]
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def list_denied_column_values(self):
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mct = self.config_denied_column_value or ""
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return [t.strip() for t in mct.split(",")]
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def list_allowed_column_values(self):
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mct = self.config_allowed_column_value or ""
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return [t.strip() for t in mct.split(",")]
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def get_log_level(self):
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return logger.get_level_name(self.config_log_level)
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def get_mail_settings(self):
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return {k: v for k, v in self.__dict__.items() if k.startswith('mail_')}
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def get_mail_server_configured(self):
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return bool((self.mail_server != constants.DEFAULT_MAIL_SERVER and self.mail_server_type == 0)
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or (self.mail_gmail_token != {} and self.mail_server_type == 1))
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def get_scheduled_task_settings(self):
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return {k: v for k, v in self.__dict__.items() if k.startswith('schedule_')}
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def set_from_dictionary(self, dictionary, field, convertor=None, default=None, encode=None):
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"""Possibly updates a field of this object.
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The new value, if present, is grabbed from the given dictionary, and optionally passed through a convertor.
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:returns: `True` if the field has changed value
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"""
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new_value = dictionary.get(field, default)
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if new_value is None:
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return False
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if field not in self.__dict__:
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log.warning("_ConfigSQL trying to set unknown field '%s' = %r", field, new_value)
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return False
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if convertor is not None:
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if encode:
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new_value = convertor(new_value.encode(encode))
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else:
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new_value = convertor(new_value)
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current_value = self.__dict__.get(field)
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if current_value == new_value:
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return False
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setattr(self, field, new_value)
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return True
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def to_dict(self):
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storage = {}
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for k, v in self.__dict__.items():
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if k[0] != '_' and not k.endswith("_e") and not k == "cli":
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storage[k] = v
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return storage
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def load(self):
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"""Load all configuration values from the underlying storage."""
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s = self._read_from_storage() # type: _Settings
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for k, v in s.__dict__.items():
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if k[0] != '_':
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if v is None:
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# if the storage column has no value, apply the (possible) default
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column = s.__class__.__dict__.get(k)
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if column.default is not None:
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v = column.default.arg
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if k.endswith("_e") and v is not None:
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try:
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setattr(self, k, self._fernet.decrypt(v).decode())
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except cryptography.fernet.InvalidToken:
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setattr(self, k, "")
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else:
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setattr(self, k, v)
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have_metadata_db = bool(self.config_calibre_dir)
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if have_metadata_db:
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db_file = os.path.join(self.config_calibre_dir, 'metadata.db')
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have_metadata_db = os.path.isfile(db_file)
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self.db_configured = have_metadata_db
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constants.EXTENSIONS_UPLOAD = [x.lstrip().rstrip().lower() for x in self.config_upload_formats.split(',')]
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from . import cli_param
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if os.environ.get('FLASK_DEBUG'):
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logfile = logger.setup(logger.LOG_TO_STDOUT, logger.logging.DEBUG)
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else:
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# pylint: disable=access-member-before-definition
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logfile = logger.setup(cli_param.logpath or self.config_logfile, self.config_log_level)
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if logfile != os.path.abspath(self.config_logfile):
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if logfile != os.path.abspath(cli_param.logpath):
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log.warning("Log path %s not valid, falling back to default", self.config_logfile)
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self.config_logfile = logfile
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s.config_logfile = logfile
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self._session.merge(s)
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try:
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self._session.commit()
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except OperationalError as e:
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log.error('Database error: %s', e)
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self._session.rollback()
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self.__dict__["dirty"] = list()
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def save(self):
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"""Apply all configuration values to the underlying storage."""
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s = self._read_from_storage() # type: _Settings
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for k in self.dirty:
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if k[0] == '_':
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continue
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if hasattr(s, k):
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if k.endswith("_e"):
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setattr(s, k, self._fernet.encrypt(self.__dict__[k].encode()))
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else:
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setattr(s, k, self.__dict__[k])
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log.debug("_ConfigSQL updating storage")
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self._session.merge(s)
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try:
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self._session.commit()
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except OperationalError as e:
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log.error('Database error: %s', e)
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self._session.rollback()
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self.load()
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def invalidate(self, error=None):
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if error:
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log.error(error)
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log.warning("invalidating configuration")
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self.db_configured = False
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self.save()
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def get_book_path(self):
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return self.config_calibre_split_dir if self.config_calibre_split_dir else self.config_calibre_dir
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def store_calibre_uuid(self, calibre_db, Library_table):
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try:
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calibre_uuid = calibre_db.session.query(Library_table).one_or_none()
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if self.config_calibre_uuid != calibre_uuid.uuid:
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self.config_calibre_uuid = calibre_uuid.uuid
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self.save()
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except AttributeError:
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pass
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def __setattr__(self, attr_name, attr_value):
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super().__setattr__(attr_name, attr_value)
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self.__dict__["dirty"].append(attr_name)
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def _encrypt_fields(session, secret_key):
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try:
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session.query(exists().where(_Settings.mail_password_e)).scalar()
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except OperationalError:
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with session.bind.connect() as conn:
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conn.execute(text("ALTER TABLE settings ADD column 'mail_password_e' String"))
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conn.execute(text("ALTER TABLE settings ADD column 'config_goodreads_api_secret_e' String"))
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conn.execute(text("ALTER TABLE settings ADD column 'config_ldap_serv_password_e' String"))
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session.commit()
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crypter = Fernet(secret_key)
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settings = session.query(_Settings.mail_password, _Settings.config_goodreads_api_secret,
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_Settings.config_ldap_serv_password).first()
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if settings.mail_password:
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session.query(_Settings).update(
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{_Settings.mail_password_e: crypter.encrypt(settings.mail_password.encode())})
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if settings.config_goodreads_api_secret:
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session.query(_Settings).update(
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{_Settings.config_goodreads_api_secret_e:
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crypter.encrypt(settings.config_goodreads_api_secret.encode())})
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if settings.config_ldap_serv_password:
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session.query(_Settings).update(
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{_Settings.config_ldap_serv_password_e:
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crypter.encrypt(settings.config_ldap_serv_password.encode())})
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session.commit()
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def _migrate_table(session, orm_class, secret_key=None):
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if secret_key:
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_encrypt_fields(session, secret_key)
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changed = False
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for column_name, column in orm_class.__dict__.items():
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if column_name[0] != '_':
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try:
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session.query(column).first()
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except OperationalError as err:
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log.debug("%s: %s", column_name, err.args[0])
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if column.default is None:
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column_default = ""
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else:
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if isinstance(column.default.arg, bool):
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column_default = "DEFAULT {}".format(int(column.default.arg))
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else:
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column_default = "DEFAULT `{}`".format(column.default.arg)
|
|
if isinstance(column.type, JSON):
|
|
column_type = "JSON"
|
|
else:
|
|
column_type = column.type
|
|
alter_table = text("ALTER TABLE %s ADD COLUMN `%s` %s %s" % (orm_class.__tablename__,
|
|
column_name,
|
|
column_type,
|
|
column_default))
|
|
log.debug(alter_table)
|
|
session.execute(alter_table)
|
|
changed = True
|
|
except json.decoder.JSONDecodeError as e:
|
|
log.error("Database corrupt column: {}".format(column_name))
|
|
log.debug(e)
|
|
|
|
if changed:
|
|
try:
|
|
session.commit()
|
|
except OperationalError:
|
|
session.rollback()
|
|
|
|
|
|
def autodetect_calibre_binary():
|
|
if sys.platform == "win32":
|
|
calibre_path = ["C:\\program files\\calibre\\ebook-convert.exe",
|
|
"C:\\program files(x86)\\calibre\\ebook-convert.exe",
|
|
"C:\\program files(x86)\\calibre2\\ebook-convert.exe",
|
|
"C:\\program files\\calibre2\\ebook-convert.exe"]
|
|
else:
|
|
calibre_path = ["/opt/calibre/ebook-convert"]
|
|
for element in calibre_path:
|
|
if os.path.isfile(element) and os.access(element, os.X_OK):
|
|
return element
|
|
return ""
|
|
|
|
|
|
def autodetect_unrar_binary():
|
|
if sys.platform == "win32":
|
|
calibre_path = ["C:\\program files\\WinRar\\unRAR.exe",
|
|
"C:\\program files(x86)\\WinRar\\unRAR.exe"]
|
|
else:
|
|
calibre_path = ["/usr/bin/unrar"]
|
|
for element in calibre_path:
|
|
if os.path.isfile(element) and os.access(element, os.X_OK):
|
|
return element
|
|
return ""
|
|
|
|
|
|
def autodetect_kepubify_binary():
|
|
if sys.platform == "win32":
|
|
calibre_path = ["C:\\program files\\kepubify\\kepubify-windows-64Bit.exe",
|
|
"C:\\program files(x86)\\kepubify\\kepubify-windows-64Bit.exe"]
|
|
else:
|
|
calibre_path = ["/opt/kepubify/kepubify-linux-64bit", "/opt/kepubify/kepubify-linux-32bit"]
|
|
for element in calibre_path:
|
|
if os.path.isfile(element) and os.access(element, os.X_OK):
|
|
return element
|
|
return ""
|
|
|
|
|
|
def _migrate_database(session, secret_key):
|
|
# make sure the table is created, if it does not exist
|
|
_Base.metadata.create_all(session.bind)
|
|
_migrate_table(session, _Settings, secret_key)
|
|
_migrate_table(session, _Flask_Settings)
|
|
|
|
|
|
def load_configuration(session, secret_key):
|
|
_migrate_database(session, secret_key)
|
|
if not session.query(_Settings).count():
|
|
session.add(_Settings())
|
|
session.commit()
|
|
|
|
|
|
def get_flask_session_key(_session):
|
|
flask_settings = _session.query(_Flask_Settings).one_or_none()
|
|
if flask_settings == None:
|
|
flask_settings = _Flask_Settings(os.urandom(32))
|
|
_session.add(flask_settings)
|
|
_session.commit()
|
|
return flask_settings.flask_session_key
|
|
|
|
|
|
def get_encryption_key(key_path):
|
|
key_file = os.path.join(key_path, ".key")
|
|
generate = True
|
|
error = ""
|
|
if os.path.exists(key_file) and os.path.getsize(key_file) > 32:
|
|
with open(key_file, "rb") as f:
|
|
key = f.read()
|
|
try:
|
|
urlsafe_b64decode(key)
|
|
generate = False
|
|
except ValueError:
|
|
pass
|
|
if generate:
|
|
key = Fernet.generate_key()
|
|
try:
|
|
with open(key_file, "wb") as f:
|
|
f.write(key)
|
|
except PermissionError as e:
|
|
error = e
|
|
return key, error
|