Zend_Validate_Barcode_Code93 Class Reference

Inheritance diagram for Zend_Validate_Barcode_Code93:

Public Member Functions
	__construct ()
Public Member Functions inherited from Zend_Validate_Barcode_AdapterAbstract
	checkLength ($value)
	checkChars ($value)
	checksum ($value)
	getLength ()
	getCharacters ()
	getChecksum ()
	getCheck ()
	setCheck ($check)

Protected Member Functions
	_code93 ($value)
Protected Member Functions inherited from Zend_Validate_Barcode_AdapterAbstract
	_gtin ($value)
	_identcode ($value)
	_code25 ($value)
	_postnet ($value)

Protected Attributes
	$_length = -1
	$_characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ -.$/+%'
	$_checksum = '_code93'
	$_check
Protected Attributes inherited from Zend_Validate_Barcode_AdapterAbstract
	$_length
	$_characters
	$_checksum
	$_hasChecksum = true

Detailed Description

Definition at line 33 of file Code93.php.

Constructor & Destructor Documentation

__construct()

__construct

(

)

Constructor

Sets check flag to false.

Definition at line 72 of file Code93.php.

    {
        $this->setCheck(false);
    }

Member Function Documentation

_code93()

_code93 (   $value )

protected

Validates the checksum (Modulo CK)

Parameters

string

$value

The barcode to validate

Returns

boolean

Definition at line 83 of file Code93.php.

    {
        $checksum = substr($value, -2, 2);
        $value    = str_split(substr($value, 0, -2));
        $count    = 0;
        $length   = count($value) % 20;
        foreach($value as $char) {
            if ($length == 0) {
                $length = 20;
            }

            $count += $this->_check[$char] * $length;
            --$length;
        }

        $check   = array_search(($count % 47), $this->_check);
        $value[] = $check;
        $count   = 0;
        $length  = count($value) % 15;
        foreach($value as $char) {
            if ($length == 0) {
                $length = 15;
            }

            $count += $this->_check[$char] * $length;
            --$length;
        }
        $check .= array_search(($count % 47), $this->_check);

        if ($check == $checksum) {
            return true;
        }

        return false;
    }

Field Documentation

$_characters

$_characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ -.$/+%'

protected

Definition at line 45 of file Code93.php.

$_check

$_check

protected

Initial value:

= array(
        '0' =>  0, '1' =>  1, '2' =>  2, '3' =>  3, '4' =>  4, '5' =>  5, '6' =>  6,
        '7' =>  7, '8' =>  8, '9' =>  9, 'A' => 10, 'B' => 11, 'C' => 12, 'D' => 13,
        'E' => 14, 'F' => 15, 'G' => 16, 'H' => 17, 'I' => 18, 'J' => 19, 'K' => 20,
        'L' => 21, 'M' => 22, 'N' => 23, 'O' => 24, 'P' => 25, 'Q' => 26, 'R' => 27,
        'S' => 28, 'T' => 29, 'U' => 30, 'V' => 31, 'W' => 32, 'X' => 33, 'Y' => 34,
        'Z' => 35, '-' => 36, '.' => 37, ' ' => 38, '$' => 39, '/' => 40, '+' => 41,
        '%' => 42, '!' => 43, '"' => 44, '§' => 45, '&' => 46,
    )

Definition at line 57 of file Code93.php.

$_checksum

$_checksum = '_code93'

protected

Definition at line 51 of file Code93.php.

$_length

$_length = -1

protected

Definition at line 39 of file Code93.php.

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The documentation for this class was generated from the following file:

• vendor/magento/zendframework1/library/Zend/Validate/Barcode/Code93.php