From: Tomas Babej Date: Sat, 17 Jan 2015 10:39:24 +0000 (+0100) Subject: Merge pull request #24 from tbabej/hooks2 X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/commitdiff_plain/ddaa580dc2b2051c80bb6bd1de9c999c46f9ee12?hp=-c Merge pull request #24 from tbabej/hooks2 Better hook support --- ddaa580dc2b2051c80bb6bd1de9c999c46f9ee12 diff --combined tasklib/task.py index f61fb05,0b18a14..6de828f --- a/tasklib/task.py +++ b/tasklib/task.py @@@ -5,6 -5,7 +5,7 @@@ import jso import logging import os import six + import sys import subprocess DATE_FORMAT = '%Y%m%dT%H%M%SZ' @@@ -205,6 -206,40 +206,40 @@@ class Task(TaskResource) """ pass + @classmethod + def from_input(cls, input_file=sys.stdin, modify=None): + """ + Creates a Task object, directly from the stdin, by reading one line. + If modify=True, two lines are used, first line interpreted as the + original state of the Task object, and second line as its new, + modified value. This is consistent with the TaskWarrior's hook + system. + + Object created by this method should not be saved, deleted + or refreshed, as t could create a infinite loop. For this + reason, TaskWarrior instance is set to None. + + Input_file argument can be used to specify the input file, + but defaults to sys.stdin. + """ + + # TaskWarrior instance is set to None + task = cls(None) + + # Detect the hook type if not given directly + name = os.path.basename(sys.argv[0]) + modify = name.startswith('on-modify') if modify is None else modify + + # Load the data from the input + task._load_data(json.loads(input_file.readline().strip())) + + # If this is a on-modify event, we are provided with additional + # line of input, which provides updated data + if modify: + task._update_data(json.loads(input_file.readline().strip())) + + return task + def __init__(self, warrior, **kwargs): self.warrior = warrior @@@ -245,19 -280,11 +280,19 @@@ def _modified_fields(self): writable_fields = set(self._data.keys()) - set(self.read_only_fields) for key in writable_fields: - if self._data.get(key) != self._original_data.get(key): + 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 _is_modified(self): + def modified(self): return bool(list(self._modified_fields)) @property @@@ -350,7 -377,7 +385,7 @@@ self.refresh(only_fields=['status']) def save(self): - if self.saved and not self._is_modified: + if self.saved and not self.modified: return args = [self['uuid'], 'modify'] if self.saved else ['add'] @@@ -370,6 -397,9 +405,9 @@@ # Circumvent the ID storage, since ID is considered read-only self._data['id'] = int(id_lines[0].split(' ')[2].rstrip('.')) + # Refreshing is very important here, as not only modification time + # is updated, but arbitrary attribute may have changed due hooks + # altering the data before saving self.refresh() def add_annotation(self, annotation): @@@ -435,6 -465,20 +473,20 @@@ 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): """ diff --combined tasklib/tests.py index 35979a8,cba3271..d498f09 --- a/tasklib/tests.py +++ b/tasklib/tests.py @@@ -1,35 -1,14 +1,37 @@@ # coding=utf-8 import datetime + import itertools + import six import shutil import tempfile import unittest from .task import TaskWarrior, Task +# http://taskwarrior.org/docs/design/task.html , Section: The Attributes +TASK_STANDARD_ATTRS = ( + 'status', + 'uuid', + 'entry', + 'description', + 'start', + 'end', + 'due', + 'until', + 'wait', + 'modified', + 'scheduled', + 'recur', + 'mask', + 'imask', + 'parent', + 'project', + 'priority', + 'depends', + 'tags', + 'annotation', +) class TasklibTest(unittest.TestCase): @@@ -434,14 -413,6 +436,14 @@@ class TaskTest(TasklibTest) t['depends'] = set([dependency]) self.assertEqual(set(t._modified_fields), set()) + def test_modified_fields_not_affected_by_reading(self): + t = Task(self.tw) + + for field in TASK_STANDARD_ATTRS: + value = t[field] + + self.assertEqual(set(t._modified_fields), set()) + def test_setting_read_only_attrs_through_init(self): # Test that we are unable to set readonly attrs through __init__ for readonly_key in Task.read_only_fields: @@@ -476,6 -447,57 +478,57 @@@ self.assertEqual(t['tags'], ['test']) + class TaskFromHookTest(TasklibTest): + + input_add_data = six.StringIO( + '{"description":"Buy some milk",' + '"entry":"20141118T050231Z",' + '"status":"pending",' + '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}') + + input_modify_data = six.StringIO(input_add_data.getvalue() + '\n' + + '{"description":"Buy some milk finally",' + '"entry":"20141118T050231Z",' + '"status":"completed",' + '"uuid":"a360fc44-315c-4366-b70c-ea7e7520b749"}') + + exported_raw_data = ( + '{"project":"Home",' + '"due":"20150101T232323Z",' + '"description":"test task"}') + + def test_setting_up_from_add_hook_input(self): + t = Task.from_input(input_file=self.input_add_data) + self.assertEqual(t['description'], "Buy some milk") + self.assertEqual(t.pending, True) + + def test_setting_up_from_modified_hook_input(self): + t = Task.from_input(input_file=self.input_modify_data, modify=True) + self.assertEqual(t['description'], "Buy some milk finally") + self.assertEqual(t.pending, False) + self.assertEqual(t.completed, True) + + self.assertEqual(t._original_data['status'], "pending") + self.assertEqual(t._original_data['description'], "Buy some milk") + self.assertEqual(set(t._modified_fields), + set(['status', 'description'])) + + def test_export_data(self): + t = Task(self.tw, description="test task", + project="Home", due=datetime.datetime(2015,1,1,23,23,23)) + + # Check that the output is a permutation of: + # {"project":"Home","description":"test task","due":"20150101232323Z"} + allowed_segments = self.exported_raw_data[1:-1].split(',') + allowed_output = [ + '{' + ','.join(segments) + '}' + for segments in itertools.permutations(allowed_segments) + ] + + self.assertTrue(any(t.export_data() == expected + for expected in allowed_output)) + + class AnnotationTest(TasklibTest): def setUp(self):