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Bug 1635909: Migration of very old KoboTouch settings broken

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If the KoboTouch driver or subclasses had settings saved from a very
long time ago, they did not migrate to the new configuration properly.
This fixes the migration if the last or the last two options are
missing.
This commit is contained in:
David 2016-10-23 21:49:21 +11:00
parent f317b05c84
commit 3ecbe26d15
1 changed files with 34 additions and 13 deletions
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47
src/calibre/devices/kobo/driver.py
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@ -65,7 +65,7 @@ class KOBO(USBMS):
gui_name = 'Kobo Reader'
description = _('Communicate with the Kobo Reader')
author = 'Timothy Legge and David Forrester'
version = (2, 3, 1)
version = (2, 3, 2)
dbversion = 0
fwversion = (0,0,0)
@ -3098,6 +3098,7 @@ class KOBOTOUCH(KOBO):
def migrate_old_settings(cls, settings):
debug_print("KoboTouch::migrate_old_settings - start")
debug_print("KoboTouch::migrate_old_settings - settings.extra_customization=", settings.extra_customization)
debug_print("KoboTouch::migrate_old_settings - For class=", cls.name)
count_options = 0
OPT_COLLECTIONS = count_options
@ -3126,7 +3127,10 @@ class KOBOTOUCH(KOBO):
count_options += 1
OPT_DEBUGGING_TITLE = count_options
if len(settings.extra_customization) >= count_options:
# Always migrate options if for the KoboTouch class.
# For a subclass, only migrate the KoboTouch options if they haven't already been migrated. This is based on
# the total number of options.
if cls == KOBOTOUCH or len(settings.extra_customization) >= count_options:
config = cls._config()
debug_print("KoboTouch::migrate_old_settings - config.preferences=", config.preferences)
debug_print("KoboTouch::migrate_old_settings - settings need to be migrated")
@ -3144,20 +3148,37 @@ class KOBOTOUCH(KOBO):
settings.show_previews = settings.extra_customization[OPT_SHOW_PREVIEWS]
settings.show_recommendations = settings.extra_customization[OPT_SHOW_RECOMMENDATIONS]
settings.update_series = settings.extra_customization[OPT_UPDATE_SERIES_DETAILS]
settings.update_metadata = settings.update_series
# Check if these are very old settings.
if len(settings.extra_customization) == count_options:
config = cls._config()
settings.modify_css = config.get_option('modify_css')
settings.support_newer_firmware = settings.extra_customization[OPT_SUPPORT_NEWER_FIRMWARE - 1]
settings.debugging_title = settings.extra_customization[OPT_DEBUGGING_TITLE - 1]
# If the configuration hasn't been change for a long time, the last few option will be out
# of sync. The last two options aare always the support newer firmware and the debugging
# title. Set seties and Modify CSS were the last two new options. The debugging title is
# a string, so looking for that.
start_subclass_extra_options = OPT_MODIFY_CSS
debugging_title = ''
if isinstance(settings.extra_customization[OPT_MODIFY_CSS], basestring):
debug_print("KoboTouch::migrate_old_settings - Don't have update_series option")
settings.update_series = config.get_option('update_series').default
settings.modify_css = config.get_option('modify_css').default
settings.support_newer_firmware = settings.extra_customization[OPT_UPDATE_SERIES_DETAILS]
debugging_title = settings.extra_customization[OPT_MODIFY_CSS]
start_subclass_extra_options = OPT_MODIFY_CSS + 1
elif isinstance(settings.extra_customization[OPT_SUPPORT_NEWER_FIRMWARE], basestring):
debug_print("KoboTouch::migrate_old_settings - Don't have modify_css option")
settings.update_series = settings.extra_customization[OPT_UPDATE_SERIES_DETAILS]
settings.modify_css = config.get_option('modify_css').default
settings.support_newer_firmware = settings.extra_customization[OPT_MODIFY_CSS]
debugging_title = settings.extra_customization[OPT_SUPPORT_NEWER_FIRMWARE]
start_subclass_extra_options = OPT_SUPPORT_NEWER_FIRMWARE + 1
else:
debug_print("KoboTouch::migrate_old_settings - Have all options")
settings.update_series = settings.extra_customization[OPT_UPDATE_SERIES_DETAILS]
settings.modify_css = settings.extra_customization[OPT_MODIFY_CSS]
settings.support_newer_firmware = settings.extra_customization[OPT_SUPPORT_NEWER_FIRMWARE]
settings.debugging_title = settings.extra_customization[OPT_DEBUGGING_TITLE]
settings.extra_customization = settings.extra_customization[count_options + 1:]
debugging_title = settings.extra_customization[OPT_DEBUGGING_TITLE]
start_subclass_extra_options = OPT_DEBUGGING_TITLE + 1
settings.debugging_title = debugging_title if isinstance(debugging_title, basestring) else ''
settings.update_device_metadata = settings.update_series
settings.extra_customization = settings.extra_customization[start_subclass_extra_options:]
return settings