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Add support for new cover handling in Kobo Aura

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The new Kobo Aura has firmware version 2.9.0. The main change needed for
the driver is that cover images are stored in a different place.

Version number is set to 2.9.1 to handle the later release for other
Kobo devices.
This commit is contained in:
David Forrester 2013-09-18 23:08:56 +10:00 committed by Kovid Goyal
parent 07547628cc
commit c893f0de7e
1 changed files with 62 additions and 24 deletions
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86
src/calibre/devices/kobo/driver.py
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@ -31,6 +31,25 @@ from calibre.utils.config_base import prefs
EPUB_EXT = '.epub'
# Implementation of QtQHash for strings. This doesn't seem to be in the Python implemention.
def qhash (inputstr):
instr = ""
if isinstance (inputstr, str):
instr = inputstr
elif isinstance (inputstr, unicode):
instr = inputstr.encode ("utf8")
else:
return -1
h = 0x00000000
for i in range (0, len (instr)):
h = (h << 4) + ord(instr[i])
h ^= (h & 0xf0000000) >> 23
h &= 0x0fffffff
return h
class DummyCSSPreProcessor(object):
def __call__(self, data, add_namespace=False):
@ -44,11 +63,11 @@ class KOBO(USBMS):
gui_name = 'Kobo Reader'
description = _('Communicate with the Kobo Reader')
author = 'Timothy Legge and David Forrester'
version = (2, 1, 2)
version = (2, 1, 3)
dbversion = 0
fwversion = 0
supported_dbversion = 80
supported_dbversion = 90
has_kepubs = False
supported_platforms = ['windows', 'osx', 'linux']
@ -1221,16 +1240,18 @@ class KOBOTOUCH(KOBO):
description = 'Communicate with the Kobo Touch, Glo, Mini and Aura HD ereaders. Based on the existing Kobo driver by %s.' % (KOBO.author)
# icon = I('devices/kobotouch.jpg')
supported_dbversion = 80
supported_dbversion = 90
min_supported_dbversion = 53
min_dbversion_series = 65
min_dbversion_externalid = 65
min_dbversion_archive = 71
min_dbversion_images_on_sdcard = 77
min_dbversion_activiy = 77
min_dbversion_keywords = 82
max_supported_fwversion = (2,8,1)
max_supported_fwversion = (2,9,1)
min_fwversion_images_on_sdcard = (2,4,1)
min_fwversion_images_tree = (2,9,0) # Cover images stored in tree under .kobo-images
has_kepubs = True
@ -1331,15 +1352,16 @@ class KOBOTOUCH(KOBO):
BCD = [0x0110, 0x0326]
# Image file name endings. Made up of: image size, min_dbversion, max_dbversion,
# Image file name endings. Made up of: image size, min_dbversion, max_dbversion, isFullSize,
COVER_FILE_ENDINGS = {
' - N3_FULL.parsed':[(600,800),0, 99,True,], # Used for screensaver, home screen
' - N3_LIBRARY_FULL.parsed':[(355,473),0, 99,False,], # Used for Details screen
' - N3_LIBRARY_FULL.parsed':[(355,473),0, 81,False,], # Used for Details screen
' - N3_LIBRARY_GRID.parsed':[(149,198),0, 99,False,], # Used for library lists
' - N3_LIBRARY_LIST.parsed':[(60,90),0, 53,False,],
' - AndroidBookLoadTablet_Aspect.parsed':[(355,473), 82, 99,False,], # Used for Details screen
# ' - N3_LIBRARY_SHELF.parsed': [(40,60),0, 52,],
}
GLO_COVER_FILE_ENDINGS = {
GLO_COVER_FILE_ENDINGS = { # Glo and Aura share resolution, so the image sizes should be the same.
' - N3_FULL.parsed':[(758,1024),0, 99,True,], # Used for screensaver, home screen
' - N3_LIBRARY_FULL.parsed':[(355,479),0, 99,False,], # Used for Details screen
' - N3_LIBRARY_GRID.parsed':[(149,201),0, 99,False,], # Used for library lists
@ -1404,6 +1426,7 @@ class KOBOTOUCH(KOBO):
debug_print('Kobo device: %s' % self.gui_name)
debug_print('Version of driver:', self.version, 'Has kepubs:', self.has_kepubs)
debug_print('Version of firmware:', self.fwversion, 'Has kepubs:', self.has_kepubs)
debug_print('Firmware supports cover image tree:', self.fwversion >= self.min_fwversion_images_tree)
self.booklist_class.rebuild_collections = self.rebuild_collections
@ -1526,7 +1549,7 @@ class KOBOTOUCH(KOBO):
if (ContentType == '6' and MimeType != 'application/x-kobo-epub+zip'):
if os.path.exists(self.normalize_path(os.path.join(prefix, lpath))):
if self.update_metadata_item(bl[idx]):
print 'update_metadata_item returned true'
# print 'update_metadata_item returned true'
changed = True
else:
debug_print(" Strange: The file: ", prefix, lpath, " does not exist!")
@ -1741,8 +1764,9 @@ class KOBOTOUCH(KOBO):
bookshelves = get_bookshelvesforbook(connection, row[3])
prefix = self._card_a_prefix if oncard == 'carda' else self._main_prefix
changed = update_booklist(prefix, path, row[0], row[1], mime, row[2], row[3], row[5], row[
6], row[7], row[4], row[8], row[9], row[10], row[11], row[12], row[13], row[14], bookshelves)
changed = update_booklist(prefix, path, row[0], row[1], mime, row[2], row[3], row[5],
row[6], row[7], row[4], row[8], row[9], row[10], row[11],
row[12], row[13], row[14], bookshelves)
if changed:
need_sync = True
@ -1812,11 +1836,11 @@ class KOBOTOUCH(KOBO):
def imagefilename_from_imageID(self, prefix, ImageID):
show_debug = self.is_debugging_title(ImageID)
path = self.images_path(prefix)
path = self.normalize_path(path.replace('/', os.sep))
path = self.images_path(prefix, ImageID)
# path = self.normalize_path(path.replace('/', os.sep))
for ending, cover_options in self.cover_file_endings().items():
fpath = path + ImageID + ending
fpath = path + ending
if os.path.exists(fpath):
if show_debug:
debug_print("KoboTouch:imagefilename_from_imageID - have cover image fpath=%s" % (fpath))
@ -1917,8 +1941,6 @@ class KOBOTOUCH(KOBO):
else:
debug_print("KoboTouch:_modify_epub: received container")
# cssnames = [n for n in container.name_path_map if n.endswith('.css')]
# for cssname in cssnames:
from calibre.ebooks.oeb.base import OEB_STYLES
for cssname, mt in container.mime_map.iteritems():
if mt in OEB_STYLES:
@ -2009,17 +2031,23 @@ class KOBOTOUCH(KOBO):
def delete_images(self, ImageID, book_path):
debug_print("KoboTouch:delete_images - ImageID=", ImageID)
if ImageID != None:
path = self.images_path(book_path)
path = path + ImageID
path = self.images_path(book_path, ImageID)
debug_print("KoboTouch:delete_images - path=%s" % path)
for ending in self.cover_file_endings().keys():
fpath = path + ending
fpath = self.normalize_path(fpath)
debug_print("KoboTouch:delete_images - fpath=%s" % fpath)
if os.path.exists(fpath):
# print 'Image File Exists: ' + fpath
debug_print("KoboTouch:delete_images - Image File Exists")
os.unlink(fpath)
try:
os.removedirs(os.path.dirname(path))
except:
pass
def contentid_from_path(self, path, ContentType):
show_debug = self.is_debugging_title(path) and True
if show_debug:
@ -2297,14 +2325,22 @@ class KOBOTOUCH(KOBO):
ImageID = ImageID.replace('.', '_')
return ImageID
def images_path(self, path):
def images_path(self, path, imageId=None):
if self._card_a_prefix and os.path.abspath(path).startswith(os.path.abspath(self._card_a_prefix)) and self.supports_covers_on_sdcard():
path_prefix = 'koboExtStorage/images/'
path_prefix = 'koboExtStorage/images-cache/' if self.supports_images_tree() else 'koboExtStorage/images/'
path = os.path.join(self._card_a_prefix, path_prefix)
else:
path_prefix = '.kobo/images/'
path_prefix = '.kobo-images/' if self.supports_images_tree() else '.kobo/images/'
path = os.path.join(self._main_prefix, path_prefix)
if self.supports_images_tree() and imageId:
hash1 = qhash(imageId)
dir1 = hash1 & (0xff * 1)
dir2 = (hash1 & (0xff00 * 1)) >> 8
path = os.path.join(path, "%s" % dir1, "%s" % dir2)
if imageId:
path = os.path.join(path, imageId)
return path
def _upload_cover(self, path, filename, metadata, filepath, uploadgrayscale, keep_cover_aspect=False):
@ -2326,8 +2362,7 @@ class KOBOTOUCH(KOBO):
try:
import sqlite3 as sqlite
with closing(sqlite.connect(self.normalize_path(self._main_prefix +
'.kobo/KoboReader.sqlite'))) as connection:
with closing(sqlite.connect(self.device_database_path())) as connection:
# return bytestrings if the content cannot the decoded as unicode
connection.text_factory = lambda x: unicode(x, "utf-8", "ignore")
@ -2347,7 +2382,7 @@ class KOBOTOUCH(KOBO):
cursor.close()
if ImageID != None:
path = os.path.join(self.images_path(path), ImageID)
path = self.images_path(path, ImageID)
if show_debug:
debug_print("KoboTouch:_upload_cover - About to loop over cover endings")
@ -2762,6 +2797,9 @@ class KOBOTOUCH(KOBO):
def supports_covers_on_sdcard(self):
return self.dbversion >= self.min_dbversion_images_on_sdcard and self.fwversion >= self.min_fwversion_images_on_sdcard
def supports_images_tree(self):
return self.fwversion >= self.min_fwversion_images_tree
def has_externalid(self):
return self.dbversion >= self.min_dbversion_externalid