Viewing file:  Barcode.php (5.22 KB) -rwxrwxr-x
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Validator;
use Traversable;
class Barcode extends AbstractValidator
{
const INVALID = 'barcodeInvalid';
const FAILED = 'barcodeFailed';
const INVALID_CHARS = 'barcodeInvalidChars';
const INVALID_LENGTH = 'barcodeInvalidLength';
protected $messageTemplates = array(
self::FAILED => "The input failed checksum validation",
self::INVALID_CHARS => "The input contains invalid characters",
self::INVALID_LENGTH => "The input should have a length of %length% characters",
self::INVALID => "Invalid type given. String expected",
);
/**
* Additional variables available for validation failure messages
*
* @var array
*/
protected $messageVariables = array(
'length' => array('options' => 'length'),
);
protected $options = array(
'adapter' => null, // Barcode adapter Zend\Validator\Barcode\AbstractAdapter
'options' => null, // Options for this adapter
'length' => null,
'useChecksum' => null,
);
/**
* Constructor for barcodes
*
* @param array|string $options Options to use
*/
public function __construct($options = null)
{
if (!is_array($options) && !($options instanceof Traversable)) {
$options = array('adapter' => $options);
}
if (array_key_exists('options', $options)) {
$options['options'] = array('options' => $options['options']);
}
parent::__construct($options);
}
/**
* Returns the set adapter
*
* @return Barcode\AbstractAdapter
*/
public function getAdapter()
{
if (!($this->options['adapter'] instanceof Barcode\AdapterInterface)) {
$this->setAdapter('Ean13');
}
return $this->options['adapter'];
}
/**
* Sets a new barcode adapter
*
* @param string|Barcode\AbstractAdapter $adapter Barcode adapter to use
* @param array $options Options for this adapter
* @return Barcode
* @throws Exception\InvalidArgumentException
*/
public function setAdapter($adapter, $options = null)
{
if (is_string($adapter)) {
$adapter = ucfirst(strtolower($adapter));
$adapter = 'Zend\\Validator\\Barcode\\' . $adapter;
if (!class_exists($adapter)) {
throw new Exception\InvalidArgumentException('Barcode adapter matching "' . $adapter . '" not found');
}
$adapter = new $adapter($options);
}
if (!$adapter instanceof Barcode\AdapterInterface) {
throw new Exception\InvalidArgumentException(
sprintf(
"Adapter %s does not implement Zend\\Validator\\Barcode\\AdapterInterface",
(is_object($adapter) ? get_class($adapter) : gettype($adapter))
)
);
}
$this->options['adapter'] = $adapter;
return $this;
}
/**
* Returns the checksum option
*
* @return string
*/
public function getChecksum()
{
return $this->getAdapter()->getChecksum();
}
/**
* Sets if checksum should be validated, if no value is given the actual setting is returned
*
* @param bool $checksum
* @return bool
*/
public function useChecksum($checksum = null)
{
return $this->getAdapter()->useChecksum($checksum);
}
/**
* Defined by Zend\Validator\ValidatorInterface
*
* Returns true if and only if $value contains a valid barcode
*
* @param string $value
* @return bool
*/
public function isValid($value)
{
if (!is_string($value)) {
$this->error(self::INVALID);
return false;
}
$this->setValue($value);
$adapter = $this->getAdapter();
$this->options['length'] = $adapter->getLength();
$result = $adapter->hasValidLength($value);
if (!$result) {
if (is_array($this->options['length'])) {
$temp = $this->options['length'];
$this->options['length'] = "";
foreach ($temp as $length) {
$this->options['length'] .= "/";
$this->options['length'] .= $length;
}
$this->options['length'] = substr($this->options['length'], 1);
}
$this->error(self::INVALID_LENGTH);
return false;
}
$result = $adapter->hasValidCharacters($value);
if (!$result) {
$this->error(self::INVALID_CHARS);
return false;
}
if ($this->useChecksum(null)) {
$result = $adapter->hasValidChecksum($value);
if (!$result) {
$this->error(self::FAILED);
return false;
}
}
return true;
}
}
|