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https://github.com/kovidgoyal/calibre.git
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Clean up Paladin driver
Fixes #1579302 [Support for new eReader - Paladin](https://bugs.launchpad.net/calibre/+bug/1579302)
This commit is contained in:
Kovid Goyal
parent
96c71a0b50
commit
d8f2808c6f
@ -1,30 +1,20 @@
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#!/usr/bin/env python
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# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
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#!/usr/bin/env python2
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# vim:fileencoding=utf-8
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# License: GPLv3 Copyright: 2016, Kovid Goyal <kovid at kovidgoyal.net>
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from __future__ import (unicode_literals, division, absolute_import,
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print_function)
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__license__ = 'GPL v3'
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__copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
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__docformat__ = 'restructuredtext en'
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'''
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Device driver for the Paladin devices
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'''
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import os, time, re, sys
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import apsw
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import os, time, sys
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from contextlib import closing
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from datetime import date
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from calibre import fsync
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from calibre.devices.mime import mime_type_ext
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from calibre.devices.errors import DeviceError
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from calibre.devices.usbms.driver import USBMS, debug_print
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from calibre.devices.usbms.device import USBDevice
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from calibre.devices.usbms.books import CollectionsBookList
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from calibre.devices.usbms.books import BookList
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from calibre.ebooks.metadata import authors_to_sort_string, authors_to_string
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from calibre.constants import islinux
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from calibre.devices.usbms.books import CollectionsBookList, BookList
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DBPATH = 'paladin/database/books.db'
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@ -35,13 +25,13 @@ class ImageWrapper(object):
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class PALADIN(USBMS):
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name = 'Paladin Device Interface'
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gui_name = 'Paladin eLibrary'
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description = _('Communicate with the Paladin range of readers')
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author = 'Kovid Goyal & David Hobley'
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description = _('Communicate with the Paladin readers')
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author = 'David Hobley'
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supported_platforms = ['windows', 'osx', 'linux']
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path_sep = '/'
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booklist_class = CollectionsBookList
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FORMATS = ['epub', 'pdf']
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FORMATS = ['epub', 'pdf']
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CAN_SET_METADATA = ['collections']
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CAN_DO_DEVICE_DB_PLUGBOARD = True
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@ -49,32 +39,29 @@ class PALADIN(USBMS):
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PRODUCT_ID = [0x0010]
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BCD = None
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VENDOR_NAME = 'ONYX'
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SUPPORTS_SUB_DIRS = True
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SUPPORTS_USE_AUTHOR_SORT = True
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MUST_READ_METADATA = True
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EBOOK_DIR_MAIN = 'paladin/books'
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EXTRA_CUSTOMIZATION_MESSAGE = [
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_(
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'Comma separated list of metadata fields '
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'to turn into collections on the device. Possibilities include: '
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) + 'series, tags, authors',
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]
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EXTRA_CUSTOMIZATION_DEFAULT = [
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', '.join(['series', 'tags']),
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]
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OPT_COLLECTIONS = 0
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plugboards = None
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plugboard_func = None
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device_offset = None
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def can_handle(self, devinfo, debug=False):
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if islinux:
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dev = USBDevice(devinfo)
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main, carda, cardb = self.find_device_nodes(detected_device=dev)
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if main is None and carda is None and cardb is None:
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if debug:
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print ('\tPALADIN: Appears to be in non data mode'
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' or was ejected, ignoring')
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return False
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return True
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def books(self, oncard=None, end_session=True):
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import apsw
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dummy_bl = BookList(None, None, None)
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if (
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@ -176,6 +163,7 @@ class PALADIN(USBMS):
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debug_print('PALADIN: finished sync_booklists')
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def update_device_database(self, booklist, collections_attributes, oncard):
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import apsw
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debug_print('PALADIN: starting update_device_database')
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plugboard = None
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@ -218,7 +206,7 @@ class PALADIN(USBMS):
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debug_print("Removing Orphaned Book Records")
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cursor.close()
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except:
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except Exception:
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import traceback
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tb = traceback.format_exc()
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raise DeviceError((('The Paladin database is corrupted. '
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@ -229,15 +217,6 @@ class PALADIN(USBMS):
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' any notes/highlights, etc.')%dbpath)+' Underlying error:'
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'\n'+tb)
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def get_lastrowid(self, cursor):
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# SQLite3 + Python has a fun issue on 32-bit systems with integer overflows.
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# Issue a SQL query instead, getting the value as a string, and then converting to a long python int manually.
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query = 'SELECT last_insert_rowid()'
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cursor.execute(query)
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row = cursor.next()
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return long(row[0])
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def get_database_min_id(self, source_id):
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sequence_min = 0L
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if source_id == 1:
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@ -274,7 +253,7 @@ class PALADIN(USBMS):
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# Get existing books
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query = 'SELECT filename, _id FROM books'
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cursor.execute(query)
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except:
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except Exception:
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import traceback
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tb = traceback.format_exc()
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raise DeviceError((('The Paladin database is corrupted. '
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@ -327,6 +306,7 @@ class PALADIN(USBMS):
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def update_device_books(self, connection, booklist, source_id, plugboard,
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dbpath):
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from calibre.ebooks.metadata.meta import path_to_ext
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from calibre.ebooks.metadata import authors_to_sort_string, authors_to_string
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opts = self.settings()
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db_books = self.read_device_books(connection, source_id, dbpath)
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@ -350,7 +330,7 @@ class PALADIN(USBMS):
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author = authors_to_sort_string(newmi.authors)
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else:
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author = authors_to_string(newmi.authors)
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except:
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except Exception:
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author = _('Unknown')
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title = newmi.title or _('Unknown')
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@ -370,7 +350,7 @@ class PALADIN(USBMS):
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book.get('series', None), book.get('series_index', sys.maxint), lpath,
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book.mime or mime_type_ext(path_to_ext(lpath)))
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cursor.execute(query, t)
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book.bookId = self.get_lastrowid(cursor)
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book.bookId = connection.last_insert_rowid()
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debug_print('Inserted New Book: (%u) '%book.bookId + book.title)
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else:
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query = '''
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@ -410,7 +390,7 @@ class PALADIN(USBMS):
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# Get existing collections
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query = 'SELECT _id, tagname FROM tags'
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cursor.execute(query)
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except:
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except Exception:
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import traceback
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tb = traceback.format_exc()
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raise DeviceError((('The Paladin database is corrupted. '
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@ -498,7 +478,7 @@ class PALADIN(USBMS):
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query = 'INSERT INTO tags (tagname) VALUES (?)'
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t = (collection,)
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cursor.execute(query, t)
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db_collections[collection] = self.get_lastrowid(cursor)
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db_collections[collection] = connection.last_insert_rowid()
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debug_print('Inserted New Collection: (%u) '%db_collections[collection] + collection)
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# Get existing books in collection
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@ -535,8 +515,7 @@ class PALADIN(USBMS):
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'WHERE book_id = ? AND tag_id = ? ')
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t = (bookId, db_collections[collection],)
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cursor.execute(query, t)
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debug_print('Deleted Book From Collection: ' + bookPath
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+ ' -> ' + collection)
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debug_print('Deleted Book From Collection: ' + bookPath + ' -> ' + collection)
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db_collections[collection] = None
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