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<?php |
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/** |
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* This file is part of slick/form package |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Slick\Form\Input\Validator; |
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use Psr\Http\Message\UploadedFileInterface; |
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use Slick\Form\Input\File; |
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use Slick\Validator\AbstractValidator; |
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use Slick\Validator\ValidatorInterface; |
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/** |
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* Required Upload validator |
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* |
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* @package Slick\Form\Input\Validator |
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* @author Filipe Silva <[email protected]> |
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*/ |
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class RequiredUpload extends AbstractValidator implements ValidatorInterface |
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{ |
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/** |
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* Error messages |
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* @var string[] |
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*/ |
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protected $uploadErrors = [ |
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UPLOAD_ERR_CANT_WRITE => 'Failed to write file to disk.', |
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UPLOAD_ERR_EXTENSION => 'A PHP extension stopped the file upload. ', |
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UPLOAD_ERR_NO_FILE => 'No file was uploaded.', |
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UPLOAD_ERR_FORM_SIZE => 'Uploaded file exceeds the HTML form MAX_FILE_SIZE.', |
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UPLOAD_ERR_INI_SIZE => 'Uploaded file exceeds the php.ini upload_max_filesize.', |
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UPLOAD_ERR_PARTIAL => 'The uploaded file was only partially uploaded.', |
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UPLOAD_ERR_NO_TMP_DIR => 'Missing a temporary folder.', |
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]; |
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/** |
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* @var array Error messages templates |
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*/ |
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protected $messageTemplate = 'Required upload fail: %s'; |
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/** |
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* Returns true if and only if $value meets the validation requirements |
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* |
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* The context specified can be used in the validation process so that |
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* the same value can be valid or invalid depending on that data. |
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* |
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* @param mixed $value |
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* @param array|mixed|File $context |
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* |
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* @return bool |
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*/ |
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public function validates($value, $context = []) |
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{ |
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$valid = true; |
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/** @var File $input */ |
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$input = $context['input']; |
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/** @var UploadedFileInterface $file */ |
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$file = $input->getValue(); |
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if ($file->getError() == UPLOAD_ERR_NO_FILE) { |
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$valid = false; |
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$this->addMessage( |
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$this->messageTemplate, |
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$this->uploadErrors[$file->getError()] |
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); |
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} |
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return $valid; |
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} |
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} |