/usr/share/php/Symfony/Component/Form/Extension/Core/Type/DateTimeType.php is in php-symfony-form 3.4.6+dfsg-1.
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/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Core\Type;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\OptionsResolver\Exception\InvalidOptionsException;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\FormView;
use Symfony\Component\Form\ReversedTransformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\DataTransformerChain;
use Symfony\Component\Form\Extension\Core\DataTransformer\DateTimeToArrayTransformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\DateTimeToStringTransformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\DateTimeToLocalizedStringTransformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\DateTimeToTimestampTransformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\DateTimeToRfc3339Transformer;
use Symfony\Component\Form\Extension\Core\DataTransformer\ArrayToPartsTransformer;
use Symfony\Component\OptionsResolver\Options;
use Symfony\Component\OptionsResolver\OptionsResolver;
class DateTimeType extends AbstractType
{
const DEFAULT_DATE_FORMAT = \IntlDateFormatter::MEDIUM;
const DEFAULT_TIME_FORMAT = \IntlDateFormatter::MEDIUM;
/**
* This is not quite the HTML5 format yet, because ICU lacks the
* capability of parsing and generating RFC 3339 dates, which
* are like the below pattern but with a timezone suffix. The
* timezone suffix is.
*
* * "Z" for UTC
* * "(-|+)HH:mm" for other timezones (note the colon!)
*
* For more information see:
*
* http://userguide.icu-project.org/formatparse/datetime#TOC-Date-Time-Format-Syntax
* http://www.w3.org/TR/html-markup/input.datetime.html
* http://tools.ietf.org/html/rfc3339
*
* An ICU ticket was created:
* http://icu-project.org/trac/ticket/9421
*
* It was supposedly fixed, but is not available in all PHP installations
* yet. To temporarily circumvent this issue, DateTimeToRfc3339Transformer
* is used when the format matches this constant.
*/
const HTML5_FORMAT = "yyyy-MM-dd'T'HH:mm:ssZZZZZ";
private static $acceptedFormats = array(
\IntlDateFormatter::FULL,
\IntlDateFormatter::LONG,
\IntlDateFormatter::MEDIUM,
\IntlDateFormatter::SHORT,
);
/**
* {@inheritdoc}
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$parts = array('year', 'month', 'day', 'hour');
$dateParts = array('year', 'month', 'day');
$timeParts = array('hour');
if ($options['with_minutes']) {
$parts[] = 'minute';
$timeParts[] = 'minute';
}
if ($options['with_seconds']) {
$parts[] = 'second';
$timeParts[] = 'second';
}
$dateFormat = is_int($options['date_format']) ? $options['date_format'] : self::DEFAULT_DATE_FORMAT;
$timeFormat = self::DEFAULT_TIME_FORMAT;
$calendar = \IntlDateFormatter::GREGORIAN;
$pattern = is_string($options['format']) ? $options['format'] : null;
if (!in_array($dateFormat, self::$acceptedFormats, true)) {
throw new InvalidOptionsException('The "date_format" option must be one of the IntlDateFormatter constants (FULL, LONG, MEDIUM, SHORT) or a string representing a custom format.');
}
if ('single_text' === $options['widget']) {
if (self::HTML5_FORMAT === $pattern) {
$builder->addViewTransformer(new DateTimeToRfc3339Transformer(
$options['model_timezone'],
$options['view_timezone']
));
} else {
$builder->addViewTransformer(new DateTimeToLocalizedStringTransformer(
$options['model_timezone'],
$options['view_timezone'],
$dateFormat,
$timeFormat,
$calendar,
$pattern
));
}
} else {
// Only pass a subset of the options to children
$dateOptions = array_intersect_key($options, array_flip(array(
'years',
'months',
'days',
'placeholder',
'choice_translation_domain',
'required',
'translation_domain',
'html5',
'invalid_message',
'invalid_message_parameters',
)));
$timeOptions = array_intersect_key($options, array_flip(array(
'hours',
'minutes',
'seconds',
'with_minutes',
'with_seconds',
'placeholder',
'choice_translation_domain',
'required',
'translation_domain',
'html5',
'invalid_message',
'invalid_message_parameters',
)));
if (null !== $options['date_widget']) {
$dateOptions['widget'] = $options['date_widget'];
}
if (null !== $options['time_widget']) {
$timeOptions['widget'] = $options['time_widget'];
}
if (null !== $options['date_format']) {
$dateOptions['format'] = $options['date_format'];
}
$dateOptions['input'] = $timeOptions['input'] = 'array';
$dateOptions['error_bubbling'] = $timeOptions['error_bubbling'] = true;
$builder
->addViewTransformer(new DataTransformerChain(array(
new DateTimeToArrayTransformer($options['model_timezone'], $options['view_timezone'], $parts),
new ArrayToPartsTransformer(array(
'date' => $dateParts,
'time' => $timeParts,
)),
)))
->add('date', __NAMESPACE__.'\DateType', $dateOptions)
->add('time', __NAMESPACE__.'\TimeType', $timeOptions)
;
}
if ('string' === $options['input']) {
$builder->addModelTransformer(new ReversedTransformer(
new DateTimeToStringTransformer($options['model_timezone'], $options['model_timezone'])
));
} elseif ('timestamp' === $options['input']) {
$builder->addModelTransformer(new ReversedTransformer(
new DateTimeToTimestampTransformer($options['model_timezone'], $options['model_timezone'])
));
} elseif ('array' === $options['input']) {
$builder->addModelTransformer(new ReversedTransformer(
new DateTimeToArrayTransformer($options['model_timezone'], $options['model_timezone'], $parts)
));
}
}
/**
* {@inheritdoc}
*/
public function buildView(FormView $view, FormInterface $form, array $options)
{
$view->vars['widget'] = $options['widget'];
// Change the input to a HTML5 datetime input if
// * the widget is set to "single_text"
// * the format matches the one expected by HTML5
// * the html5 is set to true
if ($options['html5'] && 'single_text' === $options['widget'] && self::HTML5_FORMAT === $options['format']) {
$view->vars['type'] = 'datetime';
}
}
/**
* {@inheritdoc}
*/
public function configureOptions(OptionsResolver $resolver)
{
$compound = function (Options $options) {
return 'single_text' !== $options['widget'];
};
// Defaults to the value of "widget"
$dateWidget = function (Options $options) {
return $options['widget'];
};
// Defaults to the value of "widget"
$timeWidget = function (Options $options) {
return $options['widget'];
};
$resolver->setDefaults(array(
'input' => 'datetime',
'model_timezone' => null,
'view_timezone' => null,
'format' => self::HTML5_FORMAT,
'date_format' => null,
'widget' => null,
'date_widget' => $dateWidget,
'time_widget' => $timeWidget,
'with_minutes' => true,
'with_seconds' => false,
'html5' => true,
// Don't modify \DateTime classes by reference, we treat
// them like immutable value objects
'by_reference' => false,
'error_bubbling' => false,
// If initialized with a \DateTime object, FormType initializes
// this option to "\DateTime". Since the internal, normalized
// representation is not \DateTime, but an array, we need to unset
// this option.
'data_class' => null,
'compound' => $compound,
));
// Don't add some defaults in order to preserve the defaults
// set in DateType and TimeType
$resolver->setDefined(array(
'placeholder',
'choice_translation_domain',
'years',
'months',
'days',
'hours',
'minutes',
'seconds',
));
$resolver->setAllowedValues('input', array(
'datetime',
'string',
'timestamp',
'array',
));
$resolver->setAllowedValues('date_widget', array(
null, // inherit default from DateType
'single_text',
'text',
'choice',
));
$resolver->setAllowedValues('time_widget', array(
null, // inherit default from TimeType
'single_text',
'text',
'choice',
));
// This option will overwrite "date_widget" and "time_widget" options
$resolver->setAllowedValues('widget', array(
null, // default, don't overwrite options
'single_text',
'text',
'choice',
));
}
/**
* {@inheritdoc}
*/
public function getBlockPrefix()
{
return 'datetime';
}
}
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