X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/blobdiff_plain/6855958d83f2a0b2580e68744df7cc5f9a967391..d4ee441b2352dd50f00363c1ccb123e25cbac248:/tasklib/task.py diff --git a/tasklib/task.py b/tasklib/task.py index b6c3d09..8513b14 100644 --- a/tasklib/task.py +++ b/tasklib/task.py @@ -95,7 +95,7 @@ class SerializingObject(object): def deserialize_tags(self, tags): if isinstance(tags, basestring): return tags.split(',') if tags else [] - return tags + return tags or [] def serialize_depends(self, cur_dependencies): # Return the list of uuids @@ -111,23 +111,11 @@ class TaskResource(SerializingObject): read_only_fields = [] def _load_data(self, data): - self._data = data + self._data = dict((key, self._deserialize(key, value)) + for key, value in data.items()) # We need to use a copy for original data, so that changes - # are not propagated. Shallow copy is alright, since data dict uses only - # primitive data types - self._original_data = data.copy() - - def _update_data(self, data, update_original=False): - """ - Low level update of the internal _data dict. Data which are coming as - updates should already be serialized. If update_original is True, the - original_data dict is updated as well. - """ - - self._data.update(data) - - if update_original: - self._original_data.update(data) + # are not propagated. + self._original_data = copy.deepcopy(self._data) def __getitem__(self, key): # This is a workaround to make TaskResource non-iterable @@ -138,12 +126,15 @@ class TaskResource(SerializingObject): except ValueError: pass - return self._deserialize(key, self._data.get(key)) + if key not in self._data: + self._data[key] = self._deserialize(key, None) + + return self._data.get(key) def __setitem__(self, key, value): if key in self.read_only_fields: raise RuntimeError('Field \'%s\' is read-only' % key) - self._data[key] = self._serialize(key, value) + self._data[key] = value def __str__(self): s = six.text_type(self.__unicode__()) @@ -239,6 +230,10 @@ class Task(TaskResource): if self._data.get(key) != self._original_data.get(key): yield key + @property + def _is_modified(self): + return bool(list(self._modified_fields)) + @property def completed(self): return self['status'] == six.text_type('completed') @@ -276,8 +271,7 @@ class Task(TaskResource): # to keep a list of all depedencies in the _data dictionary, # not just currently added/removed ones - old_dependencies_raw = self._original_data.get('depends','') - old_dependencies = self.deserialize_depends(old_dependencies_raw) + old_dependencies = self._original_data.get('depends', set()) added = self['depends'] - old_dependencies removed = old_dependencies - self['depends'] @@ -301,7 +295,7 @@ class Task(TaskResource): raise Task.NotSaved("Task needs to be saved before it can be deleted") # Refresh the status, and raise exception if the task is deleted - self.refresh(only_fields=['status']) + self.refresh() if self.deleted: raise Task.DeletedTask("Task was already deleted") @@ -309,7 +303,7 @@ class Task(TaskResource): self.warrior.execute_command([self['uuid'], 'delete']) # Refresh the status again, so that we have updated info stored - self.refresh(only_fields=['status']) + self.refresh() def done(self): @@ -317,7 +311,7 @@ class Task(TaskResource): raise Task.NotSaved("Task needs to be saved before it can be completed") # Refresh, and raise exception if task is already completed/deleted - self.refresh(only_fields=['status']) + self.refresh() if self.completed: raise Task.CompletedTask("Cannot complete a completed task") @@ -327,9 +321,12 @@ class Task(TaskResource): self.warrior.execute_command([self['uuid'], 'done']) # Refresh the status again, so that we have updated info stored - self.refresh(only_fields=['status']) + self.refresh() def save(self): + if self.saved and not self._is_modified: + return + args = [self['uuid'], 'modify'] if self.saved else ['add'] args.extend(self._get_modified_fields_as_args()) output = self.warrior.execute_command(args) @@ -355,7 +352,7 @@ class Task(TaskResource): args = [self['uuid'], 'annotate', annotation] self.warrior.execute_command(args) - self.refresh(only_fields=['annotations']) + self.refresh() def remove_annotation(self, annotation): if not self.saved: @@ -365,20 +362,21 @@ class Task(TaskResource): annotation = annotation['description'] args = [self['uuid'], 'denotate', annotation] self.warrior.execute_command(args) - self.refresh(only_fields=['annotations']) + self.refresh() def _get_modified_fields_as_args(self): args = [] def add_field(field): # Add the output of format_field method to args list (defaults to - # field:'value') - format_default = lambda k: "{0}:{1}".format(k, - "'{0}'".format(self._data[k]) - if self._data[k] is not None - else '') + # field:value) + serialized_value = self._serialize(field, self._data[field]) or '' + format_default = lambda: "{0}:{1}".format( + field, + "'{0}'".format(serialized_value) if serialized_value else '' + ) format_func = getattr(self, 'format_{0}'.format(field), - lambda: format_default(field)) + format_default) args.append(format_func()) # If we're modifying saved task, simply pass on all modified fields @@ -394,7 +392,7 @@ class Task(TaskResource): return args - def refresh(self, only_fields=[]): + def refresh(self): # Raise error when trying to refresh a task that has not been saved if not self.saved: raise Task.NotSaved("Task needs to be saved to be refreshed") @@ -404,12 +402,7 @@ class Task(TaskResource): # with using UUID only. args = [self['uuid'] or self['id'], 'export'] new_data = json.loads(self.warrior.execute_command(args)[0]) - if only_fields: - to_update = dict( - [(k, new_data.get(k)) for k in only_fields]) - self._update_data(to_update, update_original=True) - else: - self._load_data(new_data) + self._load_data(new_data) class TaskFilter(SerializingObject):