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books.py
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books.py
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# -*- coding: utf-8 -*-
__author__ = 'Nicolas Briche'
__license__ = 'GPL v3'
__docformat__ = 'restructuredtext en'
from logger import log
import os
import sqlite3
import time
from contextlib import closing
from calibre.devices.usbms.books import Book
from calibre.ebooks.metadata import author_to_author_sort
def dict_factory(cursor, row):
d = {}
for idx, col in enumerate(cursor.description):
d[col[0]] = row[idx]
return d
class BookeenDatabase(object):
def __init__(self, path_main, path_card=None):
log.debug("init db")
self.databases = {'main': {'uuid': '', 'path': path_main, 'prefix_fs': '/mnt/fat/', 'books': {}}, 'carda': {'uuid': '', 'path': path_card, 'prefix_fs': '/mnt/sd/', 'books': {}}}
self.collections = {}
self.shelves_links = {}
self.books = {}
self.can_set_as_read = False
self.to_close = []
self.to_set_as_read = []
self.set_as_read_field = None
self.init_db('main')
if self.databases['carda']['path']:
self.init_db('carda')
def init_db(self, database):
self.databases[database]['uuid'] = ''
with closing(sqlite3.connect(str(self.databases[database]['path']))) as connection:
log.debug("connect to db")
connection.row_factory = dict_factory
cursor = connection.cursor()
cursor.execute('SELECT f_db_uuid FROM T_UUIDDB')
self.databases[database]['uuid'] = cursor.fetchone()['f_db_uuid']
log.debug("dbuuid: {}".format(self.databases[database]['uuid']))
if database == 'main':
log.debug("this is the main db")
cursor.execute('SELECT * FROM T_SHELF')
for shelf in cursor.fetchall():
self.collections[shelf['f_id_shelf']] = BookeenShelf(shelf)
cursor.execute('SELECT * FROM T_SHELF_LINK')
for link in cursor.fetchall():
self.shelves_links[link['f_item_id']] = (link['f_shelf_id'], link['f_db_uuid'])
log.debug("finding books")
cursor.execute('SELECT * FROM T_ITEM WHERE f_item_filetype=2')
for book_row in cursor.fetchall():
finished = True if book_row['f_islastpage'] else False
book = BookeenBook('', book_row['f_internal_uri'][len(self.databases[database]['prefix_fs']):], book_row['f_title'], finished=finished, current_page=book_row['f_current_page'], date=time.gmtime(book_row['f_documenttime']))
if book_row['f_id_item'] in self.shelves_links.keys():
self.collections[self.shelves_links[book_row['f_id_item']][0]].add_book(book)
self.books[(self.databases[database]['uuid'], book_row['f_id_item'])] = book
self.databases[database]['books'][book_row['f_id_item']] = book
log.debug("Found {} books on {}".format(len(self.books), database))
def match(self, oncard, calibre_books, threshold=0):
# ['#pages', '#cleaned', 'rights', 'author_sort', 'author_link_map', 'publisher', 'db_id', 'device_collections', '#onmuse', 'authors', 'languages', '#words', 'uuid', 'rating', 'tags', '#list_remove_orizon', 'cover', 'toc', 'user_metadata', '#author_sort', '#list_orizon', '#read', 'publication_type', 'series_index', 'size', 'series', 'last_modified', '#maj_late', 'identifiers', '#isbn', '#goodreads', '#list_remove_muse', '#onorizon', 'comments', 'title_sort', '#list_muse', 'author_sort_map', 'guide', 'thumbnail', 'formats', 'lpath', 'timestamp', 'pubdate', 'book_producer', 'user_categories', 'spine', 'mime', '#progression', '#chapters', 'cover_data', '#updated', 'title', 'application_id', 'manifest']
to_close = []
to_set_as_read = []
if oncard is None:
oncard = 'main'
elif oncard != 'carda':
log.debug("No database for '{}'".format(oncard))
raise BookeenDatabaseException(oncard)
log.debug("Matching books for {} (threshold is {})...".format(oncard, threshold))
for device_book_id, device_book in self.databases[oncard]['books'].items():
assert isinstance(device_book, BookeenBook)
found = False
for idx, calibre_book in enumerate(calibre_books):
if device_book.lpath == calibre_book.lpath:
# log.debug("Found : {} -> {}::{} ({} / {})".format(calibre_book.uuid, self.databases[oncard]['uuid'], book_id, calibre_book.title, device_book.title))
found = True
# calibre_books[idx].bookeen_id = (self.databases[oncard]['uuid'], device_book_id)
if device_book.finished:
to_set_as_read.append(calibre_book.application_id)
if not found:
log.debug("{} ({}) wasn't found in Calibre".format(device_book.title, device_book.lpath))
if threshold > 0:
# log.debug("Current page is {}, threshold is {} for {}".format(device_book.current_page, threshold, device_book))
if 0 <= device_book.current_page <= threshold:
to_close.append((self.databases[oncard]['uuid'], device_book_id))
return to_close, to_set_as_read
def close_book(self, book_id):
# uuid, bookid = book_id
# log.debug("closing book {}".format(book_id))
# with closing(sqlite3.connect(self.get_database_path(uuid))) as connection:
# log.debug("connect to db")
# connection.row_factory = dict_factory
# cursor = connection.cursor()
# cursor.execute('UPDATE T_ITEM SET f_current_page = -1, f_last_read = NULL WHERE f_id_item = {}'.format(bookid))
# connection.commit()
log.debug("Closed {} ({})".format(book_id, self.books[book_id]))
def get_database_path(self, uuid):
for database in self.databases.values():
if uuid == database['uuid']:
return database['path']
class Descriptions(object):
filetype = {
1: "Directory",
2: "File"
}
fileformat = {
0: "Directory",
1: "EPUB",
3: "JPEG"
}
class BookeenShelf(object):
def __init__(self, data):
self.name = data['f_name']
self.id = data['f_id_shelf']
self.readonly = True if data['f_readonly'] == 1 else False
self.books = []
log.debug("init'ed shelf {}".format(self.id))
def __str__(self):
return "{} - {} ({})".format(self.name, self.id, [book.title for book in self.books])
def add_book(self, book):
self.books.append(book)
def get_books(self):
return self.books
class BookeenBook(Book):
def __init__(self, prefix, lpath, title=None, authors=None, date=None, finished=False, current_page=None, size=None, other=None):
Book.__init__(self, prefix, lpath, size, other)
self.current_page = current_page
self.finished = finished
self.bookeen_id = None
self.size = size
if title is not None and len(title) > 0:
self.title = title
else:
self.title = "(No title)"
if authors is not None and len(authors) > 0:
self.authors_from_string(authors)
if self.author_sort is None or self.author_sort == "Unknown":
self.author_sort = author_to_author_sort(authors)
self.date = date
self._new_book = False
self.device_collections = []
self.path = os.path.join(prefix, lpath)
if os.sep == '\\':
self.path = self.path.replace('/', '\\')
self.lpath = lpath.replace('\\', '/')
else:
self.lpath = lpath
def __str__(self):
return "{}: {} - {}{} - {}".format(self.uuid, self.title, self.current_page if self.current_page > 0 else "Not opened", " - Finished" if self.finished else "", self.lpath)
class BookeenDatabaseException(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return "{} has no database".format(self.value)