1. Import
This commit is contained in:
295
html/include/barcode_php7/class/BCGcode93.barcode.php
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295
html/include/barcode_php7/class/BCGcode93.barcode.php
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<?php
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/**
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* BCGcode93.barcode.php
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*--------------------------------------------------------------------
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*
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* Sub-Class - Code 93
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*
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* !! Warning !!
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* If you display the checksum on the barcode, you may obtain
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* some garbage since some characters are not displayable.
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*
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*--------------------------------------------------------------------
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* Revision History
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* v2.0.0 23 apr 2008 Jean-Sébastien Goupil New Version Update
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* v1.2.3b 30 dec 2005 Jean-Sébastien Goupil Checksum separated + PHP5.1 compatible
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* v1.2.1 27 jun 2005 Jean-Sébastien Goupil Font support added
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* V1.00 17 jun 2004 Jean-Sebastien Goupil
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*--------------------------------------------------------------------
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* $Id: BCGcode93.barcode.php,v 1.8 2009/11/09 04:13:35 jsgoupil Exp $
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* PHP5-Revision: 1.10
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*--------------------------------------------------------------------
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* Copyright (C) Jean-Sebastien Goupil
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* http://www.barcodephp.com
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*/
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include_once('BCGBarcode1D.php');
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class BCGcode93 extends BCGBarcode1D {
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var $EXTENDED_1 = 43; // const
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var $EXTENDED_2 = 44; // const
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var $EXTENDED_3 = 45; // const
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var $EXTENDED_4 = 46; // const
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var $starting, $ending;
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var $indcheck, $data;
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var $errorText;
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/**
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* Constructor
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*/
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function BCGcode93() { // public
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BCGBarcode1D::BCGBarcode1D();
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$this->starting = $this->ending = 47; /* * */
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$this->keys = array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','-','.',' ','$','/','+','%','($)','(%)','(/)','(+)','(*)');
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$this->code = array(
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'020001', /* 0 */
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'000102', /* 1 */
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'000201', /* 2 */
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'000300', /* 3 */
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'010002', /* 4 */
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'010101', /* 5 */
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'010200', /* 6 */
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'000003', /* 7 */
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'020100', /* 8 */
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'030000', /* 9 */
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'100002', /* A */
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'100101', /* B */
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'100200', /* C */
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'110001', /* D */
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'110100', /* E */
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'120000', /* F */
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'001002', /* G */
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'001101', /* H */
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'001200', /* I */
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'011001', /* J */
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'021000', /* K */
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'000012', /* L */
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'000111', /* M */
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'000210', /* N */
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'010011', /* O */
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'020010', /* P */
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'101001', /* Q */
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'101100', /* R */
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'100011', /* S */
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'100110', /* T */
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'110010', /* U */
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'111000', /* V */
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'001011', /* W */
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'001110', /* X */
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'011010', /* Y */
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'012000', /* Z */
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'010020', /* - */
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'200001', /* . */
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'200100', /* */
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'210000', /* $ */
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'001020', /* / */
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'002010', /* + */
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'100020', /* % */
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'010110', /*($)*/
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'201000', /*(%)*/
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'200010', /*(/)*/
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'011100', /*(+)*/
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'000030' /*(*)*/
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);
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$this->errorText = '';
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}
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/**
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* Saves Text
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*
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* @param string $text
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*/
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function parse($text) {
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$this->text = $text;
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$data = array();
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$indcheck = array();
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$this->errorText = ''; // Reset Error
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$c = strlen($this->text);
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for($i = 0; $i < $c; $i++) {
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$pos = array_search($this->text[$i], $this->keys);
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if($pos === false) {
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// Search in extended?
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$extended = $this->getExtendedVersion($this->text[$i]);
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if($extended === false) {
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$this->errorText .= 'Char \'' . $this->text[$i] . '\' not allowed.'."\n";
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} else {
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$extc = strlen($extended);
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for($j = 0; $j < $extc; $j++) {
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$v = $extended[$j];
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if($v === '$') {
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$indcheck[] = $this->EXTENDED_1;
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$data[] = $this->code[$this->EXTENDED_1];
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} elseif($v === '%') {
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$indcheck[] = $this->EXTENDED_2;
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$data[] = $this->code[$this->EXTENDED_2];
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} elseif($v === '/') {
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$indcheck[] = $this->EXTENDED_3;
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$data[] = $this->code[$this->EXTENDED_3];
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} elseif($v === '+') {
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$indcheck[] = $this->EXTENDED_4;
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$data[] = $this->code[$this->EXTENDED_4];
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} else {
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$pos2 = array_search($v, $this->keys);
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$indcheck[] = $pos2;
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$data[] = $this->code[$pos2];
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}
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}
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}
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} else {
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$indcheck[] = $pos;
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$data[] = $this->code[$pos];
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}
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}
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$this->setData(array($indcheck, $data));
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}
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/**
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* Draws the barcode
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*
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* @param resource $im
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*/
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function draw(&$im) {
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if(!empty($this->errorText)) {
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$error = explode("\n", trim($this->errorText));
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$c = count($error);
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for($i = 0; $i < $c; $i++) {
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$this->drawError($im, $error[$i]);
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}
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} else {
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$c = count($this->data);
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if($c === 0) {
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$this->drawError($im, 'No text has been entered.');
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} else {
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// Starting *
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$this->drawChar($im, $this->code[$this->starting], true);
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for($i = 0; $i < $c; $i++) {
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$this->drawChar($im, $this->data[$i], true);
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}
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// Checksum
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$c = count($this->checksumValue);
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for($i = 0; $i < $c; $i++) {
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$this->drawChar($im, $this->code[$this->checksumValue[$i]], true);
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}
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// Ending *
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$this->drawChar($im, $this->code[$this->ending], true);
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// Draw a Final Bar
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$this->drawChar($im, '0', true);
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$this->drawText($im);
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}
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}
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}
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/**
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* Returns the maximal size of a barcode
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*
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* @return int[]
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*/
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function getMaxSize() {
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$p = BCGBarcode1D::getMaxSize();
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$startlength = 9 * $this->scale;
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$textlength = 9 * count($this->data) * $this->scale;
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$checksumlength = 2 * 9 * $this->scale;
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$endlength = 9 * $this->scale + $this->scale; // + final bar
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return array($p[0] + $startlength + $textlength + $checksumlength + $endlength, $p[1]);
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}
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/**
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* Overloaded method to calculate checksum
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*/
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function calculateChecksum() {
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// Checksum
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// First CheckSUM "C"
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// The "C" checksum character is the modulo 47 remainder of the sum of the weighted
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// value of the data characters. The weighting value starts at "1" for the right-most
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// data character, 2 for the second to last, 3 for the third-to-last, and so on up to 20.
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// After 20, the sequence wraps around back to 1.
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// Second CheckSUM "K"
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// Same as CheckSUM "C" but we count the CheckSum "C" at the end
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// After 15, the sequence wraps around back to 1.
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$sequence_multiplier = array(20, 15);
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$this->checksumValue = array();
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$indcheck = $this->indcheck;
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for($z = 0; $z < 2; $z++) {
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$checksum = 0;
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for($i = count($indcheck), $j = 0; $i > 0; $i--, $j++) {
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$multiplier = $i % $sequence_multiplier[$z];
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if($multiplier === 0) {
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$multiplier = $sequence_multiplier[$z];
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}
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$checksum += $indcheck[$j] * $multiplier;
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}
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$this->checksumValue[$z] = $checksum % 47;
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$indcheck[] = $this->checksumValue[$z];
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}
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}
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/**
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* Overloaded method to display the checksum
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*/
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function processChecksum() {
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if($this->checksumValue === false) { // Calculate the checksum only once
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$this->calculateChecksum();
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}
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if($this->checksumValue !== false) {
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$ret = '';
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$c = count($this->checksumValue);
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for($i = 0; $i < $c; $i++) {
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$ret .= $this->keys[$this->checksumValue[$i]];
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}
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return $ret;
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}
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return false;
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}
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/**
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* Saves data into the classes.
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*
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* This method will save data, calculate real column number
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* (if -1 was selected), the real error level (if -1 was
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* selected)... It will add Padding to the end and generate
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* the error codes.
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*
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* @param array $data
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*/
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function setData($data) {
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$this->indcheck = $data[0];
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$this->data = $data[1];
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$this->calculateChecksum();
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}
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function getExtendedVersion($char) {
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$o = ord($char);
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if($o === 0)
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return '%U';
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elseif($o >= 1 && $o <= 26)
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return '$' . chr($o + 64);
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elseif(($o >= 33 && $o <= 44) || $o === 47 || $o === 48)
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return '/' . chr($o + 32);
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elseif($o >= 97 && $o <= 122)
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return '+' . chr($o - 32);
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elseif($o >= 27 && $o <= 31)
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return '%' . chr($o + 38);
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elseif($o >= 59 && $o <= 63)
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return '%' . chr($o + 11);
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elseif($o >= 91 && $o <= 95)
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return '%' . chr($o - 16);
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elseif($o >= 123 && $o <= 127)
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return '%' . chr($o - 43);
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elseif($o === 64)
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return '%V';
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elseif($o === 96)
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return '%W';
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elseif($o > 127)
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return false;
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else
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return $char;
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}
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};
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?>
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