task: Integrate into office module

Since I am striving for closer connection between my task management, my
mail suite and my calendar appointments, it makes sense to unify all
'office' tasks into the single office module instead of keeping
taskwarrior outside of it.

office/.local/share/task/hooks/DISABLED.on-exit.sync-to-server-silent.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+
+# From: https://gist.github.com/varunagrawal/2b93c5dc721520ff6876e940c420ab05
+# This hooks script syncs task warrior to the configured task server.
+# The on-exit event is triggered once, after all processing is complete.
+
+# Make sure hooks are enabled and this hook script is executable.
+# Run `task diag` for diagnostics on the hook.
+
+import sys
+import json
+import subprocess
+
+try:
+    tasks = json.loads(sys.stdin.readline())
+except:
+    # No input
+    sys.exit(0)
+
+# no tasks to work through, don't error
+if len(tasks) <= 0:
+    sys.exit(0)
+
+# Call the `sync` command
+# hooks=0 ensures that the sync command doesn't call the on-exit hook
+# verbose=nothing sets the verbosity to print nothing at all
+subprocess.Popen(["task", "rc.verbose=nothing", "rc.hooks=0", "sync"], close_fds=True)
+
+sys.exit(0)

office/.local/share/task/hooks/on-modify.timewarrior

@@ -0,0 +1,102 @@
+#!/usr/bin/env python3
+
+###############################################################################
+#
+# Copyright 2016 - 2021, Thomas Lauf, Paul Beckingham, Federico Hernandez.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+# https://www.opensource.org/licenses/mit-license.php
+#
+###############################################################################
+
+from __future__ import print_function
+
+import json
+import subprocess
+import sys
+
+# Hook should extract all of the following for use as Timewarrior tags:
+#   UUID
+#   Project
+#   Tags
+#   Description
+#   UDAs
+
+try:
+    input_stream = sys.stdin.buffer
+except AttributeError:
+    input_stream = sys.stdin
+
+# Make no changes to the task, simply observe.
+old = json.loads(input_stream.readline().decode("utf-8", errors="replace"))
+new = json.loads(input_stream.readline().decode("utf-8", errors="replace"))
+print(json.dumps(new))
+
+
+def extract_tags_from(json_obj):
+    # Extract attributes for use as tags.
+    tags = [json_obj['description']]
+
+    if 'project' in json_obj:
+        tags.append(json_obj['project'])
+
+    if 'tags' in json_obj:
+        tags.extend(json_obj['tags'])
+
+    return tags
+
+
+def extract_annotation_from(json_obj):
+
+    if 'annotations' not in json_obj:
+        return '\'\''
+
+    return json_obj['annotations'][0]['description']
+
+
+start_or_stop = ''
+
+# Started task.
+if 'start' in new and 'start' not in old:
+    start_or_stop = 'start'
+
+# Stopped task.
+elif ('start' not in new or 'end' in new) and 'start' in old:
+    start_or_stop = 'stop'
+
+if start_or_stop:
+    tags = extract_tags_from(new)
+
+    subprocess.call(['timew', start_or_stop] + tags + [':yes'])
+
+# Modifications to task other than start/stop
+elif 'start' in new and 'start' in old:
+    old_tags = extract_tags_from(old)
+    new_tags = extract_tags_from(new)
+
+    if old_tags != new_tags:
+        subprocess.call(['timew', 'untag', '@1'] + old_tags + [':yes'])
+        subprocess.call(['timew', 'tag', '@1'] + new_tags + [':yes'])
+
+    old_annotation = extract_annotation_from(old)
+    new_annotation = extract_annotation_from(new)
+
+    if old_annotation != new_annotation:
+        subprocess.call(['timew', 'annotate', '@1', new_annotation])