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<?php
/*
* 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\DomCrawler\Field;
/**
* FileFormField represents a file form field (an HTML file input tag).
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class FileFormField extends FormField
{
/**
* Sets the PHP error code associated with the field.
*
* @param int $error The error code (one of UPLOAD_ERR_INI_SIZE, UPLOAD_ERR_FORM_SIZE, UPLOAD_ERR_PARTIAL, UPLOAD_ERR_NO_FILE, UPLOAD_ERR_NO_TMP_DIR, UPLOAD_ERR_CANT_WRITE, or UPLOAD_ERR_EXTENSION)
*
* @throws \InvalidArgumentException When error code doesn't exist
*/
public function setErrorCode(int $error)
{
$codes = [\UPLOAD_ERR_INI_SIZE, \UPLOAD_ERR_FORM_SIZE, \UPLOAD_ERR_PARTIAL, \UPLOAD_ERR_NO_FILE, \UPLOAD_ERR_NO_TMP_DIR, \UPLOAD_ERR_CANT_WRITE, \UPLOAD_ERR_EXTENSION];
if (!\in_array($error, $codes)) {
throw new \InvalidArgumentException(sprintf('The error code "%s" is not valid.', $error));
}
$this->value = ['name' => '', 'type' => '', 'tmp_name' => '', 'error' => $error, 'size' => 0];
}
/**
* Sets the value of the field.
*/
public function upload(?string $value)
{
$this->setValue($value);
}
/**
* Sets the value of the field.
*/
public function setValue(?string $value)
{
if (null !== $value && is_readable($value)) {
$error = \UPLOAD_ERR_OK;
$size = filesize($value);
$info = pathinfo($value);
$name = $info['basename'];
// copy to a tmp location
$tmp = sys_get_temp_dir().'/'.strtr(substr(base64_encode(hash('sha256', uniqid(mt_rand(), true), true)), 0, 7), '/', '_');
if (\array_key_exists('extension', $info)) {
$tmp .= '.'.$info['extension'];
}
if (is_file($tmp)) {
unlink($tmp);
}
copy($value, $tmp);
$value = $tmp;
} else {
$error = \UPLOAD_ERR_NO_FILE;
$size = 0;
$name = '';
$value = '';
}
$this->value = ['name' => $name, 'type' => '', 'tmp_name' => $value, 'error' => $error, 'size' => $size];
}
/**
* Sets path to the file as string for simulating HTTP request.
*/
public function setFilePath(string $path)
{
parent::setValue($path);
}
/**
* Initializes the form field.
*
* @throws \LogicException When node type is incorrect
*/
protected function initialize()
{
if ('input' !== $this->node->nodeName) {
throw new \LogicException(sprintf('A FileFormField can only be created from an input tag (%s given).', $this->node->nodeName));
}
if ('file' !== strtolower($this->node->getAttribute('type'))) {
throw new \LogicException(sprintf('A FileFormField can only be created from an input tag with a type of file (given type is "%s").', $this->node->getAttribute('type')));
}
$this->setValue(null);
}
}
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