add util.timezone_to_datetime -> dt Jinja2 filter

Signed-off-by: Kevin Morris <kevr@0cost.org>

aurweb/templates.py

@@ -23,6 +23,9 @@ env = jinja2.Environment(loader=loader, autoescape=True,
 # Add tr translation filter.
 env.filters["tr"] = l10n.tr
 
+# Utility filters.
+env.filters["dt"] = util.timestamp_to_datetime
+
 # Add captcha filters.
 env.filters["captcha_salt"] = captcha.captcha_salt_filter
 env.filters["captcha_cmdline"] = captcha.captcha_cmdline_filter

aurweb/util.py

@@ -97,6 +97,10 @@ def account_url(context, user):
     return f"{base}/account/{user.Username}"
 
 
+def timestamp_to_datetime(timestamp: int):
+    return datetime.utcfromtimestamp(int(timestamp))
+
+
 def jsonify(obj):
     """ Perform a conversion on obj if it's needed. """
     if isinstance(obj, datetime):

test/test_util.py

@@ -0,0 +1,9 @@
+from datetime import datetime
+
+from aurweb import util
+
+
+def test_timestamp_to_datetime():
+    ts = datetime.utcnow().timestamp()
+    dt = datetime.utcfromtimestamp(int(ts))
+    assert util.timestamp_to_datetime(ts) == dt