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[Form] added support for rounding-mode option on NumberFields

This commit is contained in:
Brandon Turner 2010-09-24 13:35:34 -05:00 committed by Fabien Potencier
parent 2052501634
commit a305eb063d
3 changed files with 29 additions and 0 deletions
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2
src/Symfony/Component/Form/NumberField.php
View File

@ -27,10 +27,12 @@ class NumberField extends InputField
// default precision is locale specific (usually around 3)
$this->addOption('precision');
$this->addOption('grouping', false);
$this->addOption('rounding-mode', NumberToLocalizedStringTransformer::ROUND_HALFUP);
$this->setValueTransformer(new NumberToLocalizedStringTransformer(array(
'precision' => $this->getOption('precision'),
'grouping' => $this->getOption('grouping'),
'rounding-mode' => $this->getOption('rounding-mode'),
)));
}

10
src/Symfony/Component/Form/ValueTransformer/NumberToLocalizedStringTransformer.php
View File

@ -13,6 +13,14 @@ use \Symfony\Component\Form\ValueTransformer\ValueTransformerException;
*/
class NumberToLocalizedStringTransformer extends BaseValueTransformer
{
const ROUND_FLOOR = \NumberFormatter::ROUND_FLOOR;
const ROUND_DOWN = \NumberFormatter::ROUND_DOWN;
const ROUND_HALFDOWN = \NumberFormatter::ROUND_HALFDOWN;
const ROUND_HALFEVEN = \NumberFormatter::ROUND_HALFEVEN;
const ROUND_HALFUP = \NumberFormatter::ROUND_HALFUP;
const ROUND_UP = \NumberFormatter::ROUND_UP;
const ROUND_CEILING = \NumberFormatter::ROUND_CEILING;
/**
* {@inheritDoc}
*/
@ -20,6 +28,7 @@ class NumberToLocalizedStringTransformer extends BaseValueTransformer
{
$this->addOption('precision', null);
$this->addOption('grouping', false);
$this->addOption('rounding-mode', self::ROUND_HALFUP);
parent::configure();
}
@ -78,6 +87,7 @@ class NumberToLocalizedStringTransformer extends BaseValueTransformer
if ($this->getOption('precision') !== null) {
$formatter->setAttribute(\NumberFormatter::FRACTION_DIGITS, $this->getOption('precision'));
$formatter->setAttribute(\NumberFormatter::ROUNDING_MODE, $this->getOption('rounding-mode'));
}
$formatter->setAttribute(\NumberFormatter::GROUPING_USED, $this->getOption('grouping'));

17
tests/Symfony/Tests/Component/Form/ValueTransformer/NumberToLocalizedStringTransformerTest.php
View File

@ -43,6 +43,23 @@ class NumberToLocalizedStringTransformerTest extends LocalizedTestCase
$this->assertEquals('678,92', $transformer->transform(678.916));
}
public function testTransformWithRoundingMode()
{
$transformer = new NumberToLocalizedStringTransformer(array(
'rounding-mode' => NumberToLocalizedStringTransformer::ROUND_DOWN,
));
$transformer->setLocale('de_AT');
$this->assertEquals('1234,547', $transformer->transform(1234.547), '->transform() only applies rounding mode if precision set');
$transformer = new NumberToLocalizedStringTransformer(array(
'rounding-mode' => NumberToLocalizedStringTransformer::ROUND_DOWN,
'precision' => 2,
));
$transformer->setLocale('de_AT');
$this->assertEquals('1234,54', $transformer->transform(1234.547), '->transform() rounding-mode works');
}
public function testReverseTransform()
{
$transformer = new NumberToLocalizedStringTransformer();