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feat(app): register timeago Jinja filter

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Templates can now call {{ ts | timeago }} directly without route-side
precomputation.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
mwiegand 2026-05-16 11:10:59 +02:00
parent 1926fe895c
commit 263a9a9f27
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2 changed files with 19 additions and 0 deletions
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3
l4d2web/l4d2web/app.py
View file

@ -28,6 +28,7 @@ from l4d2web.services.job_worker import (
start_state_poller, start_state_poller,
) )
from l4d2web.services.live_state_poller import start_live_state_poller from l4d2web.services.live_state_poller import start_live_state_poller
from l4d2web.services.timeago import format_time_html
def _in_flask_cli_context() -> bool: def _in_flask_cli_context() -> bool:
@ -58,6 +59,8 @@ def create_app(test_config: dict[str, object] | None = None) -> Flask:
with app.app_context(): with app.app_context():
init_db() init_db()
app.add_template_filter(format_time_html, "timeago")
@app.before_request @app.before_request
def csrf_protect() -> Response | None: def csrf_protect() -> Response | None:
if "csrf_token" not in session: if "csrf_token" not in session:

16
l4d2web/tests/test_timeago.py
View file

@ -115,3 +115,19 @@ def test_format_time_html_normalises_naive_input_to_utc():
out = str(format_time_html(then_naive, now=now)) out = str(format_time_html(then_naive, now=now))
assert 'datetime="2026-05-16T14:32:11+00:00"' in out assert 'datetime="2026-05-16T14:32:11+00:00"' in out
assert 'title="2026-05-16 14:32:11 UTC"' in out assert 'title="2026-05-16 14:32:11 UTC"' in out
def test_timeago_filter_registered_on_app():
from flask import render_template_string
from l4d2web.app import create_app
app = create_app({"TESTING": True, "SECRET_KEY": "test"})
with app.app_context():
rendered = render_template_string(
"{{ ts | timeago }}",
ts=datetime.now(UTC) - timedelta(minutes=3),
)
assert "<time " in rendered
assert "&lt;time" not in rendered
assert "3 minutes ago" in rendered