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Wireless driver: Speed up deleting of multiple books

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Kovid Goyal 2012-10-09 22:53:53 +05:30
commit d5c26cfa46
1 changed files with 19 additions and 7 deletions
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26
src/calibre/devices/smart_device_app/driver.py
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@ -827,6 +827,8 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
self._debug('Device can stream metadata', self.client_can_stream_metadata) self._debug('Device can stream metadata', self.client_can_stream_metadata)
self.client_can_receive_book_binary = result.get('canReceiveBookBinary', False) self.client_can_receive_book_binary = result.get('canReceiveBookBinary', False)
self._debug('Device can receive book binary', self.client_can_stream_metadata) self._debug('Device can receive book binary', self.client_can_stream_metadata)
self.client_can_delete_multiple = result.get('canDeleteMultipleBooks', False)
self._debug('Device can delete multiple books', self.client_can_delete_multiple)
self.client_device_kind = result.get('deviceKind', '') self.client_device_kind = result.get('deviceKind', '')
self._debug('Client device kind', self.client_device_kind) self._debug('Client device kind', self.client_device_kind)
@ -1124,14 +1126,24 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
else: else:
self._debug() self._debug()
for path in paths: if self.client_can_delete_multiple:
# the path has the prefix on it (I think) new_paths = []
path = self._strip_prefix(path) for path in paths:
opcode, result = self._call_client('DELETE_BOOK', {'lpath': path}) new_paths.append(self._strip_prefix(path))
if opcode == 'OK': opcode, result = self._call_client('DELETE_BOOK', {'lpaths': new_paths})
for i in range(0, len(new_paths)):
opcode, result = self._receive_from_client(False)
self._debug('removed book with UUID', result['uuid']) self._debug('removed book with UUID', result['uuid'])
else: self._debug('removed', len(new_paths), 'books')
raise ControlError(desc='Protocol error - delete books') else:
for path in paths:
# the path has the prefix on it (I think)
path = self._strip_prefix(path)
opcode, result = self._call_client('DELETE_BOOK', {'lpath': path})
if opcode == 'OK':
self._debug('removed book with UUID', result['uuid'])
else:
raise ControlError(desc='Protocol error - delete books')
@synchronous('sync_lock') @synchronous('sync_lock')
def remove_books_from_metadata(self, paths, booklists): def remove_books_from_metadata(self, paths, booklists):