Fixed #12986 -- Ensured that SelectDateField repopulates correctly when…

Fixed #12986 -- Ensured that SelectDateField repopulates correctly when USE_L10N=True and locale has a default date input format other than %Y-%m-%d. Thanks to wim@go2people.nl for the report, and walteralini for his draft patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13041 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/forms/extras/widgets.py

@@ -43,10 +43,17 @@ class SelectDateWidget(Widget):
         except AttributeError:
             year_val = month_val = day_val = None
             if isinstance(value, basestring):
+                if settings.USE_L10N:
+                    try:
+                        input_format = get_format('DATE_INPUT_FORMATS')[0]
+                        v = datetime.datetime.strptime(value, input_format)
+                        year_val, month_val, day_val = v.year, v.month, v.day
+                    except ValueError:
+                        pass
+                else:
                     match = RE_DATE.match(value)
                     if match:
                         year_val, month_val, day_val = [int(v) for v in match.groups()]
-
         choices = [(i, i) for i in self.years]
         year_html = self.create_select(name, self.year_field, value, year_val, choices)
         choices = MONTHS.items()
@@ -98,7 +105,7 @@ class SelectDateWidget(Widget):
             id_ = self.attrs['id']
         else:
             id_ = 'id_%s' % name
-        if not (self.required and value):
+        if not (self.required and val):
             choices.insert(0, self.none_value)
         local_attrs = self.build_attrs(id=field % id_)
         s = Select(choices=choices)

tests/regressiontests/forms/extra.py

@@ -364,6 +364,82 @@ True
 2008-04-01
 
 
+USE_L10N tests
+
+>>> from django.utils import  translation
+>>> translation.activate('nl')
+>>> from django.conf import settings
+>>> settings.USE_L10N=True
+
+>>> w.value_from_datadict({'date_year': '2010', 'date_month': '8', 'date_day': '13'}, {}, 'date')
+'13-08-2010'
+
+>>> print w.render('date', '13-08-2010')
+<select name="date_day" id="id_date_day">
+<option value="0">---</option>
+<option value="1">1</option>
+<option value="2">2</option>
+<option value="3">3</option>
+<option value="4">4</option>
+<option value="5">5</option>
+<option value="6">6</option>
+<option value="7">7</option>
+<option value="8">8</option>
+<option value="9">9</option>
+<option value="10">10</option>
+<option value="11">11</option>
+<option value="12">12</option>
+<option value="13" selected="selected">13</option>
+<option value="14">14</option>
+<option value="15">15</option>
+<option value="16">16</option>
+<option value="17">17</option>
+<option value="18">18</option>
+<option value="19">19</option>
+<option value="20">20</option>
+<option value="21">21</option>
+<option value="22">22</option>
+<option value="23">23</option>
+<option value="24">24</option>
+<option value="25">25</option>
+<option value="26">26</option>
+<option value="27">27</option>
+<option value="28">28</option>
+<option value="29">29</option>
+<option value="30">30</option>
+<option value="31">31</option>
+</select>
+<select name="date_month" id="id_date_month">
+<option value="0">---</option>
+<option value="1">januari</option>
+<option value="2">februari</option>
+<option value="3">maart</option>
+<option value="4">april</option>
+<option value="5">mei</option>
+<option value="6">juni</option>
+<option value="7">juli</option>
+<option value="8" selected="selected">augustus</option>
+<option value="9">september</option>
+<option value="10">oktober</option>
+<option value="11">november</option>
+<option value="12">december</option>
+</select>
+<select name="date_year" id="id_date_year">
+<option value="0">---</option>
+<option value="2007">2007</option>
+<option value="2008">2008</option>
+<option value="2009">2009</option>
+<option value="2010" selected="selected">2010</option>
+<option value="2011">2011</option>
+<option value="2012">2012</option>
+<option value="2013">2013</option>
+<option value="2014">2014</option>
+<option value="2015">2015</option>
+<option value="2016">2016</option>
+</select>
+
+>>> translation.deactivate()
+
 # MultiWidget and MultiValueField #############################################
 # MultiWidgets are widgets composed of other widgets. They are usually
 # combined with MultiValueFields - a field that is composed of other fields.