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7eb5c7795ec238058300e24f1a309efee6c9210d
[etc/taskwarrior.git] / pirate_add_shift_recurrence.py
1 #!/usr/bin/python
2
3 import sys
4 import os
5 from tasklib.task import TaskWarrior
6
7 time_attributes = ('wait', 'scheduled')
8
9 def is_new_local_recurrence_child_task(task):
10     # Do not affect tasks not spun by recurrence
11     if not task['parent']:
12         return False
13
14     # Newly created recurrence tasks actually have
15     # modified field copied from the parent, thus
16     # older than entry field (until their ID is generated)
17     if (task['modified'] - task['entry']).total_seconds() < 0:
18         return True
19
20 tw = TaskWarrior(data_location=os.path.dirname(os.path.dirname(sys.argv[0])))
21 tw.config.update(dict(recurrence="no"))
22
23 def hook_shift_recurrence(task):
24     if is_new_local_recurrence_child_task(task):
25         parent = tw.tasks.get(uuid=task['parent'])
26         parent_due_shift = task['due'] - parent['due']
27         for attr in time_attributes:
28             if parent[attr]:
29                 task[attr] = parent[attr] + parent_due_shift