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<?php |
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namespace Posprint\Printers\Barcodes; |
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class Barcode1DAnalysis |
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{ |
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protected static $barcode1D = [ |
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'EAN13' => ['len' => '12', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'EAN8' => ['len' => '7', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'S25' => ['len' => '1-255', 'oddeven' => 'even', 'code' => '', 'regex' => '/[^0-9]/'], |
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'I25' => ['len' => '1-255', 'oddeven' => 'even', 'code' => '', 'regex' => '/[^0-9]/'], |
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'CODE128' => ['len' => '2-255', 'oddeven' => '', 'code' => 'ASCII', 'regex' => ''], |
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'CODE39' => ['len' => '1-255', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9A-Z-,.%\/$ +]/'], |
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'CODE93' => ['len' => '1-255', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9A-Z-,.%\/$ +]/'], |
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'UPC_A' => ['len' => '11', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'UPC-E' => ['len' => '12', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'CODABAR' => ['len' => '1-255', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9$-:\/.+/'], |
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'MSI' => ['len' => '1-20', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'CODE11' => ['len' => '1-20', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'GS1128' => ['len' => '2-255', 'oddeven' => '', 'code' => 'ASCII', 'regex' => ''], |
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'GS1DATABAROMINI' => ['len' => '13', 'code' => '', 'oddeven' => '', 'regex' => '/[^0-9]/'], |
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'GS1DATABARTRUNC' => ['len' => '13', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'GS1DATABARLIMIT' => ['len' => '13', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9]/'], |
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'GS1DATABAREXPAN' => ['len' => '2-41', 'oddeven' => '', 'code' => '', 'regex' => '/[^0-9A-Za-z]/'] |
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]; |
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/** |
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* Adjust data to barcode parameters |
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* |
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* @param string $data barcode data |
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* @param string $type type of barcode |
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* @return string|boolean |
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*/ |
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public static function validate($data, $type) |
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{ |
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if (!array_key_exists($type, self::$barcode1D)) { |
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return false; |
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} |
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$bcSpks = self::$barcode1D[$type]; |
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$len = $bcSpks['len']; |
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$oddeven = $bcSpks['oddeven']; |
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$regex = $bcSpks['regex']; |
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$code = $bcSpks['code']; |
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//apply rules over barcode data |
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if ($code == 'ASCII') { |
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$data = iconv('utf-8', 'us-ascii//TRANSLIT', $data); |
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} |
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if ($regex != '') { |
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$data = preg_replace($regex, '', $data); |
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} |
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$data = trim($data); |
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if (empty($data)) { |
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return false; |
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} |
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$dlen = strlen($data); |
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if (($oddeven == 'even' && $dlen % 2 != 0) |
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|| ($oddeven == 'odd' && $dlen % 2 == 0) |
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) { |
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return false; |
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} |
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$al = explode('-', $len); |
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if (count($al) > 1) { |
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if ($dlen < $al[0]) { |
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return false; |
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} |
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$alen = $al[1]; |
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} else { |
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$alen = $al[0]; |
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} |
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$data = substr($data, 0, $alen); |
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return $data; |
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} |
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} |
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nfephp-org /
posprint
