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Add some sanity checking to the device read info syncing

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This commit is contained in:
Charles Haley 2014-02-27 10:26:46 +01:00
parent 8e202e4e2b
commit 88151e869c
1 changed files with 38 additions and 0 deletions
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38
src/calibre/devices/smart_device_app/driver.py
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@ -263,6 +263,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
MESSAGE_PASSWORD_ERROR = 1
MESSAGE_UPDATE_NEEDED = 2
MESSAGE_SHOW_TOAST = 3
ALL_BY_TITLE = _('All by title')
ALL_BY_AUTHOR = _('All by author')
@ -354,6 +355,8 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
self.debug_start_time = time.time()
self.debug_time = time.time()
# This must be protected by a lock because it is called from three threads
@synchronous('sync_lock')
def _debug(self, *args):
# manual synchronization so we don't lose the calling method name
import inspect
@ -573,6 +576,9 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
raise
time.sleep(0.1) # lets not hammer the OS too hard
# This must be protected by a lock because it is called from the GUI thread
# (the sync stuff) and the device manager thread
@synchronous('sync_lock')
def _call_client(self, op, arg, print_debug_info=True, wait_for_response=True):
if op != 'NOOP':
self.noop_counter = 0
@ -1460,10 +1466,41 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
@synchronous('sync_lock')
def synchronize_with_db(self, db, id_, book):
def show_message(message):
self._call_client("DISPLAY_MESSAGE",
{'messageKind': self.MESSAGE_SHOW_TOAST,
'message': message})
if not (self.is_read_sync_col or self.is_read_date_sync_col):
# Not syncing
return None
if not self.have_checked_sync_columns:
# Check the validity of the columns once per connection. We do it
# here because we have access to the db to get field_metadata
fm = db.field_metadata.custom_field_metadata()
if self.is_read_sync_col:
if self.is_read_sync_col not in fm:
self._debug('is_read_sync_col not in field_metadata')
show_message(_("The read sync column %s is "
"not in calibre's library")%self.is_read_sync_col)
elif fm[self.is_read_sync_col]['datatype'] != 'bool':
self._debug('is_read_sync_col not bool type')
show_message(_("The read sync column %s is "
"not a Yes/No column")%self.is_read_sync_col)
if self.is_read_date_sync_col:
if self.is_read_date_sync_col not in fm:
self._debug('is_read_date_sync_col not in field_metadata')
show_message(_("The read date sync column %s is "
"not in calibre's library")%self.is_read_date_sync_col)
elif fm[self.is_read_date_sync_col]['datatype'] != 'datetime':
self._debug('is_read_date_sync_col not date type')
show_message(_("The read date sync column %s is "
"not a Date column")%self.is_read_date_sync_col)
self.have_checked_sync_columns = True
is_changed = book.get('_is_read_changed_', None);
is_read = book.get('_is_read_', None)
@ -1543,6 +1580,7 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
self.client_wants_uuid_file_names = False
self.is_read_sync_col = None
self.is_read_date_sync_col = None
self.have_checked_sync_columns = False
message = None
compression_quality_ok = True