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/**
* MvcCore
*
* This source file is subject to the BSD 3 License
* For the full copyright and license information, please view
* the LICENSE.md file that are distributed with this source code.
*
* @copyright Copyright (c) 2016 Tom Flidr (https://github.com/mvccore)
* @license https://mvccore.github.io/docs/mvccore/5.0.0/LICENCE.md
*/
namespace MvcCore\Ext\Forms\Validators;
/**
* Responsibility: Validate raw user input. Parse float value if possible by
* `Intl` extension or try to determinate floating point
* automatically and return `float` or `NULL`.
*/
class FloatNumber extends \MvcCore\Ext\Forms\Validators\Number {
/**
* Error message index(es).
* @var int
*/
const ERROR_FLOAT = 5;
/**
* Validation failure message template definitions.
* @var array
*/
protected static $errorMessages = [
self::ERROR_FLOAT => "Field `{0}` requires a valid float number (from `{1}` to `{2}`).",
];
/**
* Validate raw user input. Parse float value if possible by `Intl` extension
* or try to determinate floating point automatically and return `float` or `NULL`.
* @param string|array $submitValue Raw user input.
* @return float|NULL Safe submitted value or `NULL` if not possible to return safe value.
*/
public function Validate ($rawSubmittedValue) {
$rawSubmittedValue = trim((string) $rawSubmittedValue);
if (mb_strlen($rawSubmittedValue) === 0) return NULL;
$result = $this->parseFloat($rawSubmittedValue);
if ($result === NULL) {
$min = $this->min === NULL
? (defined('PHP_FLOAT_MIN ') ? PHP_FLOAT_MIN : '-1.8e308')
: (string) $this->min;
$max = $this->max === NULL
? (defined('PHP_FLOAT_MAX ') ? PHP_FLOAT_MAX : '1.8e308')
: (string) $this->max;
$this->field->AddValidationError(
static::GetErrorMessage(self::ERROR_FLOAT, [$min, $max])
);
}
return $result;
}
}