"""
Common ancestor for TaskResource & TaskFilter, since they both
need to serialize arguments.
+
+ Serializing method should hold the following contract:
+ - any empty value (meaning removal of the attribute)
+ is deserialized into a empty string
+ - None denotes a empty value for any attribute
+
+ Deserializing method should hold the following contract:
+ - None denotes a empty value for any attribute (however,
+ this is here as a safeguard, TaskWarrior currently does
+ not export empty-valued attributes) if the attribute
+ is not iterable (e.g. list or set), in which case
+ a empty iterable should be used.
"""
def _deserialize(self, key, value):
def timestamp_serializer(self, date):
if not date:
- return None
+ return ''
return date.strftime(DATE_FORMAT)
def timestamp_deserializer(self, date_str):
def deserialize_wait(self, value):
return self.timestamp_deserializer(value)
+ def serialize_annotations(self, value):
+ value = value if value is not None else []
+ serialized_annotations = [annotation.export_data() for annotation in value]
+
+ if serialized_annotations:
+ return '[' + ','.join(serialized_annotations) + ']'
+ else:
+ return ''
+
def deserialize_annotations(self, data):
return [TaskAnnotation(self, d) for d in data] if data else []
return tags.split(',') if tags else []
return tags or []
- def serialize_depends(self, cur_dependencies):
+ def serialize_depends(self, value):
# Return the list of uuids
- return ','.join(task['uuid'] for task in cur_dependencies)
+ value = value if value is not None else set()
+ return ','.join(task['uuid'] for task in value)
def deserialize_depends(self, raw_uuids):
raw_uuids = raw_uuids or '' # Convert None to empty string
def __repr__(self):
return str(self)
+ def export_data(self):
+ """
+ Exports current data contained in the Task as JSON
+ """
+
+ # We need to remove spaces for TW-1504, use custom separators
+ data_tuples = ((key, self._serialize(key, value))
+ for key, value in six.iteritems(self._data))
+
+ # Empty string denotes empty serialized value, we do not want
+ # to pass that to TaskWarrior.
+ data_tuples = filter(lambda t: t[1] is not '', data_tuples)
+ data = dict(data_tuples)
+ return json.dumps(data, separators=(',',':'))
+
+ @property
+ def _modified_fields(self):
+ writable_fields = set(self._data.keys()) - set(self.read_only_fields)
+ for key in writable_fields:
+ new_value = self._data.get(key)
+ old_value = self._original_data.get(key)
+
+ # Make sure not to mark data removal as modified field if the
+ # field originally had some empty value
+ if key in self._data and not new_value and not old_value:
+ continue
+
+ if new_value != old_value:
+ yield key
+
+ @property
+ def modified(self):
+ return bool(list(self._modified_fields))
+
class TaskAnnotation(TaskResource):
read_only_fields = ['entry', 'description']
# If the tasks are not saved, return hash of instance id
return id(self).__hash__()
- @property
- def _modified_fields(self):
- writable_fields = set(self._data.keys()) - set(self.read_only_fields)
- for key in writable_fields:
- new_value = self._data.get(key)
- old_value = self._original_data.get(key)
-
- # Make sure not to mark data removal as modified field if the
- # field originally had some empty value
- if key in self._data and not new_value and not old_value:
- continue
-
- if new_value != old_value:
- yield key
-
- @property
- def modified(self):
- return bool(list(self._modified_fields))
-
@property
def completed(self):
return self['status'] == six.text_type('completed')
def serialize_depends(self, cur_dependencies):
# Check that all the tasks are saved
- for task in cur_dependencies:
+ for task in (cur_dependencies or set()):
if not task.saved:
raise Task.NotSaved('Task \'%s\' needs to be saved before '
'it can be set as dependency.' % task)
else:
self._load_data(new_data)
- def export_data(self):
- """
- Exports current data contained in the Task as JSON
- """
-
- # We need to remove spaces for TW-1504, use custom separators
- data_tuples = ((key, self._serialize(key, value))
- for key, value in six.iteritems(self._data))
-
- # Empty string denotes empty serialized value, we do not want
- # to pass that to TaskWarrior.
- data_tuples = filter(lambda t: t[1] is not '', data_tuples)
- data = dict(data_tuples)
- return json.dumps(data, separators=(',',':'))
-
class TaskFilter(SerializingObject):
"""
A set of parameters to filter the task list with.
self.config = {
'data.location': os.path.expanduser(data_location),
'confirmation': 'no',
- 'dependency.confirmation': 'no', # See TW-1483 or taskrc man page
+ 'dependency.confirmation': 'no', # See TW-1483 or taskrc man page
+ 'recurrence.confirmation': 'no', # Necessary for modifying R tasks
}
self.tasks = TaskQuerySet(self)
self.version = self._get_version()