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342 lines
12 KiB
Python
342 lines
12 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 json
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import sys
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from sqlalchemy import exc, Column, String, Integer, SmallInteger, Boolean
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from sqlalchemy.ext.declarative import declarative_base
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from . import constants, cli, logger
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log = logger.create()
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_Base = declarative_base()
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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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config_calibre_dir = Column(String)
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config_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_server_url = Column(String, default='')
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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=u'^(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_default_role = Column(SmallInteger, default=0)
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config_default_show = Column(SmallInteger, default=6143)
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config_columns_to_ignore = Column(String)
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config_restricted_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_restricted_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(String)
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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_login_type = Column(Integer, default=0)
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# config_oauth_provider = Column(Integer)
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config_ldap_provider_url = Column(String, default='localhost')
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config_ldap_port = Column(SmallInteger, default=389)
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config_ldap_schema = Column(String, default='ldap')
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config_ldap_serv_username = Column(String)
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config_ldap_serv_password = Column(String)
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config_ldap_use_ssl = Column(Boolean, default=False)
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config_ldap_use_tls = Column(Boolean, default=False)
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config_ldap_require_cert = Column(Boolean, default=False)
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config_ldap_cert_path = Column(String)
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config_ldap_dn = Column(String)
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config_ldap_user_object = Column(String)
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config_ldap_openldap = Column(Boolean, default=False)
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config_ebookconverter = Column(Integer, default=0)
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config_converterpath = Column(String)
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config_calibre = Column(String)
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config_rarfile_location = Column(String)
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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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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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def get_config_ipaddress(self):
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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_restricted_tags(self):
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mct = self.config_restricted_tags.split(",")
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return [t.strip() for t in mct]
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def list_allowed_tags(self):
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mct = self.config_allowed_tags.split(",")
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return [t.strip() for t in mct]
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def list_restricted_column_values(self):
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mct = self.config_restricted_column_values().split(",")
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return [t.strip() for t in mct]
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def list_allowed_column_values(self):
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mct = self.config_allowed_column_values().split(",")
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return [t.strip() for t in mct]
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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 not bool(self.mail_server == constants.DEFAULT_MAIL_SERVER)
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def set_from_dictionary(self, dictionary, field, convertor=None, default=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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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 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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if self.config_google_drive_watch_changes_response:
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self.config_google_drive_watch_changes_response = json.loads(self.config_google_drive_watch_changes_response)
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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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logger.setup(self.config_logfile, self.config_log_level)
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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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self._session.commit()
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self.load()
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def invalidate(self):
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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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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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session.commit()
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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\calibre-convert.exe",
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"C:\\program files(x86)\calibre\calibre-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 None
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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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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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return _ConfigSQL(session)
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