457 lines
18 KiB
Python
457 lines
18 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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from __future__ import division, print_function, unicode_literals
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import os
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import sys
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from sqlalchemy import exc, Column, String, Integer, SmallInteger, Boolean, BLOB, JSON
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from sqlalchemy.exc import OperationalError
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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, cli, logger, ub
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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 = Column(String, default='mypassword')
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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_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_calibre_web_title = Column(String, default=u'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)\s+')
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config_mature_content_tags = Column(String, default='')
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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)
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config_access_log = Column(SmallInteger, default=0)
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config_access_logfile = Column(String)
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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_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 = 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 = Column(String, default="")
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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_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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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, session):
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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.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 cli.certfilepath:
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return cli.certfilepath
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if 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 cli.keyfilepath:
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return cli.keyfilepath
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if cli.certfilepath == "":
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return None
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return self.config_keyfile
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@staticmethod
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def get_config_ipaddress():
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return cli.ipadress 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 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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# log.debug("_ConfigSQL set_from_dictionary field '%s' not found", field)
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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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# log.debug("_ConfigSQL set_from_dictionary '%s' = %r (was %r)", field, new_value, current_value)
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setattr(self, field, new_value)
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return True
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def toDict(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("password") and not k.endswith("secret"):
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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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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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if not self.config_use_google_drive:
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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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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(self.config_logfile, self.config_log_level)
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if logfile != self.config_logfile:
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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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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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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, v in self.__dict__.items():
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if k[0] == '_':
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continue
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if hasattr(s, k):
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setattr(s, k, v)
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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.config_calibre_dir = None
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self.save()
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def _migrate_table(session, orm_class):
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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 exc.OperationalError as err:
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log.debug("%s: %s", column_name, err.args[0])
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if column.default is not None:
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if sys.version_info < (3, 0):
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if isinstance(column.default.arg, unicode):
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column.default.arg = column.default.arg.encode('utf-8')
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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 %r" % int(column.default.arg))
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else:
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column_default = ("DEFAULT '%r'" % column.default.arg)
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if isinstance(column.type, JSON):
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column_type = "JSON"
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else:
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column_type = column.type
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alter_table = "ALTER TABLE %s ADD COLUMN `%s` %s %s" % (orm_class.__tablename__,
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column_name,
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column_type,
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column_default)
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log.debug(alter_table)
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session.execute(alter_table)
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changed = True
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if changed:
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try:
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session.commit()
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except OperationalError:
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session.rollback()
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def autodetect_calibre_binary():
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if sys.platform == "win32":
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calibre_path = ["C:\\program files\\calibre\\ebook-convert.exe",
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"C:\\program files(x86)\\calibre\\ebook-convert.exe",
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"C:\\program files(x86)\\calibre2\\ebook-convert.exe",
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"C:\\program files\\calibre2\\ebook-convert.exe"]
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else:
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calibre_path = ["/opt/calibre/ebook-convert"]
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for element in calibre_path:
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if os.path.isfile(element) and os.access(element, os.X_OK):
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return element
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return ""
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def autodetect_unrar_binary():
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if sys.platform == "win32":
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calibre_path = ["C:\\program files\\WinRar\\unRAR.exe",
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"C:\\program files(x86)\\WinRar\\unRAR.exe"]
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else:
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calibre_path = ["/usr/bin/unrar"]
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for element in calibre_path:
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if os.path.isfile(element) and os.access(element, os.X_OK):
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return element
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return ""
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def autodetect_kepubify_binary():
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if sys.platform == "win32":
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calibre_path = ["C:\\program files\\kepubify\\kepubify-windows-64Bit.exe",
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"C:\\program files(x86)\\kepubify\\kepubify-windows-64Bit.exe"]
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else:
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calibre_path = ["/opt/kepubify/kepubify-linux-64bit", "/opt/kepubify/kepubify-linux-32bit"]
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for element in calibre_path:
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if os.path.isfile(element) and os.access(element, os.X_OK):
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return element
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return ""
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def _migrate_database(session):
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# make sure the table is created, if it does not exist
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_Base.metadata.create_all(session.bind)
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_migrate_table(session, _Settings)
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_migrate_table(session, _Flask_Settings)
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def load_configuration(session):
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_migrate_database(session)
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if not session.query(_Settings).count():
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session.add(_Settings())
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session.commit()
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conf = _ConfigSQL(session)
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# Migrate from global restrictions to user based restrictions
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#if bool(conf.config_default_show & constants.MATURE_CONTENT) and conf.config_denied_tags == "":
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# conf.config_denied_tags = conf.config_mature_content_tags
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# conf.save()
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# session.query(ub.User).filter(ub.User.mature_content != True). \
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# update({"denied_tags": conf.config_mature_content_tags}, synchronize_session=False)
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# session.commit()
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return conf
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def get_flask_session_key(session):
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flask_settings = session.query(_Flask_Settings).one_or_none()
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if flask_settings == None:
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flask_settings = _Flask_Settings(os.urandom(32))
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session.add(flask_settings)
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session.commit()
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return flask_settings.flask_session_key
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