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Fixed #30758 -- Made RangeFields use multiple hidden inputs for initial data.

This commit is contained in:
Nasir Hussain 2019-09-16 22:29:13 +05:00 committed by Mariusz Felisiak
parent 733dbb21c7
commit faf4b988fe
2 changed files with 46 additions and 18 deletions
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33
django/contrib/postgres/forms/ranges.py
View File

@ -2,20 +2,38 @@ from psycopg2.extras import DateRange, DateTimeTZRange, NumericRange
from django import forms
from django.core import exceptions
from django.forms.widgets import MultiWidget
from django.forms.widgets import HiddenInput, MultiWidget
from django.utils.translation import gettext_lazy as _
__all__ = [
'BaseRangeField', 'IntegerRangeField', 'DecimalRangeField',
'DateTimeRangeField', 'DateRangeField', 'RangeWidget',
'DateTimeRangeField', 'DateRangeField', 'HiddenRangeWidget', 'RangeWidget',
]
class RangeWidget(MultiWidget):
def __init__(self, base_widget, attrs=None):
widgets = (base_widget, base_widget)
super().__init__(widgets, attrs)
def decompress(self, value):
if value:
return (value.lower, value.upper)
return (None, None)
class HiddenRangeWidget(RangeWidget):
"""A widget that splits input into two <input type="hidden"> inputs."""
def __init__(self, attrs=None):
super().__init__(HiddenInput, attrs)
class BaseRangeField(forms.MultiValueField):
default_error_messages = {
'invalid': _('Enter two valid values.'),
'bound_ordering': _('The start of the range must not exceed the end of the range.'),
}
hidden_widget = HiddenRangeWidget
def __init__(self, **kwargs):
if 'widget' not in kwargs:
@ -82,14 +100,3 @@ class DateRangeField(BaseRangeField):
default_error_messages = {'invalid': _('Enter two valid dates.')}
base_field = forms.DateField
range_type = DateRange
class RangeWidget(MultiWidget):
def __init__(self, base_widget, attrs=None):
widgets = (base_widget, base_widget)
super().__init__(widgets, attrs)
def decompress(self, value):
if value:
return (value.lower, value.upper)
return (None, None)

31
tests/postgres_tests/test_ranges.py
View File

@ -5,6 +5,7 @@ from decimal import Decimal
from django import forms
from django.core import exceptions, serializers
from django.db.models import DateField, DateTimeField, F, Func, Value
from django.http import QueryDict
from django.test import override_settings
from django.utils import timezone
@ -513,8 +514,9 @@ class TestFormField(PostgreSQLSimpleTestCase):
</th><td>
<input type="text" name="datetime_field_0" id="id_datetime_field_0">
<input type="text" name="datetime_field_1" id="id_datetime_field_1">
<input type="hidden" name="initial-datetime_field" value="[None, None]"
id="initial-id_datetime_field"></td></tr>
<input type="hidden" name="initial-datetime_field_0" id="initial-id_datetime_field_0">
<input type="hidden" name="initial-datetime_field_1" id="initial-id_datetime_field_1">
</td></tr>
"""
)
form = DateTimeRangeForm({
@ -531,12 +533,31 @@ class TestFormField(PostgreSQLSimpleTestCase):
value="2010-01-01 11:13:00" id="id_datetime_field_0">
<input type="text" name="datetime_field_1"
value="2020-12-12 16:59:00" id="id_datetime_field_1">
<input type="hidden" name="initial-datetime_field"
value="[&#x27;2010-01-01 11:13:00&#x27;, &#x27;2020-12-12 16:59:00&#x27;]"
id="initial-id_datetime_field"></td></tr>
<input type="hidden" name="initial-datetime_field_0" value="2010-01-01 11:13:00"
id="initial-id_datetime_field_0">
<input type="hidden" name="initial-datetime_field_1" value="2020-12-12 16:59:00"
id="initial-id_datetime_field_1"></td></tr>
"""
)
def test_datetime_form_initial_data(self):
class DateTimeRangeForm(forms.Form):
datetime_field = pg_forms.DateTimeRangeField(show_hidden_initial=True)
data = QueryDict(mutable=True)
data.update({
'datetime_field_0': '2010-01-01 11:13:00',
'datetime_field_1': '',
'initial-datetime_field_0': '2010-01-01 10:12:00',
'initial-datetime_field_1': '',
})
form = DateTimeRangeForm(data=data)
self.assertTrue(form.has_changed())
data['initial-datetime_field_0'] = '2010-01-01 11:13:00'
form = DateTimeRangeForm(data=data)
self.assertFalse(form.has_changed())
def test_rendering(self):
class RangeForm(forms.Form):
ints = pg_forms.IntegerRangeField()