Merge pull request #154 from plone/petschki-date-formatter

news/154.feature

@@ -0,0 +1,2 @@
+Customizable DateWidget formatter length.
+[petschki]

plone/app/z3cform/tests/test_widgets.py

@@ -263,6 +263,27 @@ def test_fieldwidget(self):
         self.assertIs(widget.field, field)
         self.assertIs(widget.request, request)
 
+    def test_dateformatter(self):
+        self.widget.value = "2022-08-17"
+        self.assertIn(" value=\"2022-08-17\" ", self.widget.render())
+
+        self.widget.mode = "display"
+        self.assertEqual("8/17/22", self.widget.render())
+
+        self.widget._formater_length = "medium"
+        self.assertEqual("Aug 17, 2022", self.widget.render())
+
+        self.widget._formater_length = "long"
+        self.assertEqual("August 17, 2022", self.widget.render())
+
+        self.widget._formater_length = "full"
+        self.assertEqual("Wednesday, August 17, 2022", self.widget.render())
+
+        # unknown formater length
+        self.widget._formater_length = "foo"
+        with self.assertRaises(ValueError):
+            self.widget.render()
+
 
 class DatetimeWidgetTests(unittest.TestCase):
     def setUp(self):
@@ -417,6 +438,27 @@ def test_fieldwidget(self):
         self.assertIs(widget.field, field)
         self.assertIs(widget.request, request)
 
+    def test_datetimeformatter(self):
+        self.widget.value = "2022-08-17T12:00"
+        self.assertIn(" value=\"2022-08-17T12:00\" ", self.widget.render())
+
+        self.widget.mode = "display"
+        self.assertEqual("8/17/22 12:00 PM", self.widget.render())
+
+        self.widget._formater_length = "medium"
+        self.assertEqual("Aug 17, 2022 12:00:00 PM", self.widget.render())
+
+        self.widget._formater_length = "long"
+        self.assertEqual("August 17, 2022 12:00:00 PM +000", self.widget.render())
+
+        self.widget._formater_length = "full"
+        self.assertEqual("Wednesday, August 17, 2022 12:00:00 PM +000", self.widget.render())
+
+        # unknown formater length
+        self.widget._formater_length = "foo"
+        with self.assertRaises(ValueError):
+            self.widget.render()
+
 
 class TimeWidgetTests(unittest.TestCase):
     def setUp(self):

plone/app/z3cform/widget.py

@@ -142,6 +142,7 @@ class DateWidget(BaseWidget, z3cform_TextWidget):
     _base_type = "date"
     _converter = DateWidgetConverter
     _formater = "date"
+    _formater_length = "short"
 
     default_timezone = None
     default_time = "00:00:00"
@@ -200,7 +201,7 @@ def render(self):
 
         formatter = self.request.locale.dates.getFormatter(
             self._formater,
-            "short",
+            self._formater_length,
         )
         return formatter.format(field_value)