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<?php
namespace ipl\Validator;
use ipl\I18n\Translation;
/**
* Validate if specific single or multiple values exist in an array
*/
class InArrayValidator extends BaseValidator
{
use Translation;
/** @var array The array */
protected $haystack;
/** @var bool Whether the types of the needle in the haystack should also match */
protected $strict = false;
/**
* Create a new InArray validator
*
* **Optional options:**
*
* * `haystack`: (`array`) The array
* * `strict`: (`bool`) Whether the types of the needle in the haystack should also match, default `false`
*
* @param array $options
*/
public function __construct(array $options = [])
{
if (isset($options['haystack'])) {
$this->setHaystack($options['haystack']);
}
$this->setStrict($options['strict'] ?? false);
}
/**
* Get the haystack
*
* @return array
*/
public function getHaystack(): array
{
return $this->haystack ?? [];
}
/**
* Set the haystack
*
* @param array $haystack
*
* @return $this
*/
public function setHaystack(array $haystack): self
{
$this->haystack = $haystack;
return $this;
}
/**
* Get whether the types of the needle in the haystack should also match
*
* @return bool
*/
public function isStrict(): bool
{
return $this->strict;
}
/**
* Set whether the types of the needle in the haystack should also match
*
* @param bool $strict
*
* @return $this
*/
public function setStrict(bool $strict = true): self
{
$this->strict = $strict;
return $this;
}
public function isValid($value)
{
// Multiple isValid() calls must not stack validation messages
$this->clearMessages();
$notInArray = $this->findInvalid((array) $value);
if (empty($notInArray)) {
return true;
}
$this->addMessage(sprintf(
$this->translatePlural(
"%s was not found in the haystack",
"%s were not found in the haystack",
count($notInArray)
),
implode(', ', $notInArray)
));
return false;
}
/**
* Get the values from the specified array that are not present in the haystack
*
* @param array $values
*
* @return array Values not found in the haystack
*/
protected function findInvalid(array $values = []): array
{
$notInArray = [];
foreach ($values as $val) {
if (! in_array($val, $this->getHaystack(), $this->isStrict())) {
$notInArray[] = $val;
}
}
return $notInArray;
}
}
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