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<?php
namespace Rakit\Validation\Rules;
use Rakit\Validation\Helper;
use Rakit\Validation\MimeTypeGuesser;
use Rakit\Validation\Rule;
class Mimes extends Rule
{
use Traits\FileTrait;
/** @var string */
protected $message = "The :attribute file type must be :allowed_types";
/** @var string|int */
protected $maxSize = null;
/** @var string|int */
protected $minSize = null;
/** @var array */
protected $allowedTypes = [];
/**
* Given $params and assign $this->params
*
* @param array $params
* @return self
*/
public function fillParameters(array $params): Rule
{
$this->allowTypes($params);
return $this;
}
/**
* Given $types and assign $this->params
*
* @param mixed $types
* @return self
*/
public function allowTypes($types): Rule
{
if (is_string($types)) {
$types = explode('|', $types);
}
$this->params['allowed_types'] = $types;
return $this;
}
/**
* Check the $value is valid
*
* @param mixed $value
* @return bool
*/
public function check($value): bool
{
$allowedTypes = $this->parameter('allowed_types');
if ($allowedTypes) {
$or = $this->validation ? $this->validation->getTranslation('or') : 'or';
$this->setParameterText('allowed_types', Helper::join(Helper::wraps($allowedTypes, "'"), ', ', ", {$or} "));
}
// below is Required rule job
if (!$this->isValueFromUploadedFiles($value) or $value['error'] == UPLOAD_ERR_NO_FILE) {
return true;
}
if (!$this->isUploadedFile($value)) {
return false;
}
// just make sure there is no error
if ($value['error']) {
return false;
}
if (!empty($allowedTypes)) {
$guesser = new MimeTypeGuesser;
$ext = $guesser->getExtension($value['type']);
unset($guesser);
if (!in_array($ext, $allowedTypes)) {
return false;
}
}
return true;
}
}