# -*- coding: utf-8 -*- # This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web) # Copyright (C) 2021 OzzieIsaacs # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from flask_login import current_user from . import ub import datetime from sqlalchemy.sql.expression import or_, and_, true from sqlalchemy import exc # Add the current book id to kobo_synced_books table for current user, if entry is already present, # do nothing (safety precaution) def add_synced_books(book_id): is_present = ub.session.query(ub.KoboSyncedBooks).filter(ub.KoboSyncedBooks.book_id == book_id)\ .filter(ub.KoboSyncedBooks.user_id == current_user.id).count() if not is_present: synced_book = ub.KoboSyncedBooks() synced_book.user_id = current_user.id synced_book.book_id = book_id ub.session.add(synced_book) ub.session_commit() # Select all entries of current book in kobo_synced_books table, which are from current user and delete them def remove_synced_book(book_id, all=False, session=None): if not all: user = ub.KoboSyncedBooks.user_id == current_user.id else: user = true() if not session: ub.session.query(ub.KoboSyncedBooks).filter(ub.KoboSyncedBooks.book_id == book_id).filter(user).delete() ub.session_commit() else: session.query(ub.KoboSyncedBooks).filter(ub.KoboSyncedBooks.book_id == book_id).filter(user).delete() ub.session_commit(_session=session) def change_archived_books(book_id, state=None, message=None): archived_book = ub.session.query(ub.ArchivedBook).filter(and_(ub.ArchivedBook.user_id == int(current_user.id), ub.ArchivedBook.book_id == book_id)).first() if not archived_book: archived_book = ub.ArchivedBook(user_id=current_user.id, book_id=book_id) archived_book.is_archived = state if state else not archived_book.is_archived archived_book.last_modified = datetime.datetime.utcnow() # toDo. Check utc timestamp ub.session.merge(archived_book) ub.session_commit(message) return archived_book.is_archived # select all books which are synced by the current user and do not belong to a synced shelf and set them to archive # select all shelves from current user which are synced and do not belong to the "only sync" shelves def update_on_sync_shelfs(user_id): books_to_archive = (ub.session.query(ub.KoboSyncedBooks) .join(ub.BookShelf, ub.KoboSyncedBooks.book_id == ub.BookShelf.book_id, isouter=True) .join(ub.Shelf, ub.Shelf.user_id == user_id, isouter=True) .filter(or_(ub.Shelf.kobo_sync == 0, ub.Shelf.kobo_sync == None)) .filter(ub.KoboSyncedBooks.user_id == user_id).all()) for b in books_to_archive: change_archived_books(b.book_id, True) ub.session.query(ub.KoboSyncedBooks) \ .filter(ub.KoboSyncedBooks.book_id == b.book_id) \ .filter(ub.KoboSyncedBooks.user_id == user_id).delete() ub.session_commit() # Search all shelf which are currently not synced shelves_to_archive = ub.session.query(ub.Shelf).filter(ub.Shelf.user_id == user_id).filter( ub.Shelf.kobo_sync == 0).all() for a in shelves_to_archive: ub.session.add(ub.ShelfArchive(uuid=a.uuid, user_id=user_id)) ub.session_commit()