Current File : //var/www/projetos/suporte.iigd.com.br/vendor/laminas/laminas-validator/src/File/Md5.php
<?php
namespace Laminas\Validator\File;
use function array_keys;
use function array_unique;
use function hash_file;
use function is_readable;
/**
* Validator for the md5 hash of given files
*/
class Md5 extends Hash
{
use FileInformationTrait;
/**
* @const string Error constants
*/
public const DOES_NOT_MATCH = 'fileMd5DoesNotMatch';
public const NOT_DETECTED = 'fileMd5NotDetected';
public const NOT_FOUND = 'fileMd5NotFound';
/** @var array Error message templates */
protected $messageTemplates = [
self::DOES_NOT_MATCH => 'File does not match the given md5 hashes',
self::NOT_DETECTED => 'An md5 hash could not be evaluated for the given file',
self::NOT_FOUND => 'File is not readable or does not exist',
];
/**
* Options for this validator
*
* @var string
*/
protected $options = [
'algorithm' => 'md5',
'hash' => null,
];
/**
* Returns all set md5 hashes
*
* @return array
*/
public function getMd5()
{
return $this->getHash();
}
/**
* Sets the md5 hash for one or multiple files
*
* @param string|array $options
* @return Hash Provides a fluent interface
*/
public function setMd5($options)
{
$this->setHash($options);
return $this;
}
/**
* Adds the md5 hash for one or multiple files
*
* @param string|array $options
* @return Hash Provides a fluent interface
*/
public function addMd5($options)
{
$this->addHash($options);
return $this;
}
/**
* Returns true if and only if the given file confirms the set hash
*
* @param string|array $value Filename to check for hash
* @param array $file File data from \Laminas\File\Transfer\Transfer (optional)
* @return bool
*/
public function isValid($value, $file = null)
{
$fileInfo = $this->getFileInfo($value, $file);
$this->setValue($fileInfo['filename']);
// Is file readable ?
if (empty($fileInfo['file']) || false === is_readable($fileInfo['file'])) {
$this->error(self::NOT_FOUND);
return false;
}
$hashes = array_unique(array_keys($this->getHash()));
$filehash = hash_file('md5', $fileInfo['file']);
if ($filehash === false) {
$this->error(self::NOT_DETECTED);
return false;
}
foreach ($hashes as $hash) {
if ($filehash === $hash) {
return true;
}
}
$this->error(self::DOES_NOT_MATCH);
return false;
}
}
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