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HotLunches/include/barcode/code128.barcode.php
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mark 2e62c0e60b First Commit
2026-10-19 15:22:52 -07:00

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<?php
if(!defined('IN_CB'))die('You are not allowed to access to this page.');
/**
* code128.php
*--------------------------------------------------------------------
*
* Sub-Class - Code 128, A, B, C
*
* # Code C Working properly only on PHP4 or PHP5.0.3+ due to bug :
* http://bugs.php.net/bug.php?id=28862
*
*--------------------------------------------------------------------
* Revision History
* V1.00 17 jun 2004 Jean-Sebastien Goupil
*--------------------------------------------------------------------
* Copyright (C) Jean-Sebastien Goupil
* http://other.lookstrike.com/barcode/
*/
class code128 extends BarCode {
protected $keys = array(), $keysA = array(), $keysB = array(), $keysC = array(), $code = array();
private $starting, $ending, $starting_text;
protected $text;
protected $textfont;
private $currentCode;
/**
* Constructor
*
* @param int $maxHeight
* @param FColor $color1
* @param FColor $color2
* @param int $res
* @param string $text
* @param int $textfont
* @param char $start
*/
public function __construct($maxHeight,FColor $color1,FColor $color2,$res,$text,$textfont,$start='B') {
BarCode::__construct($maxHeight,$color1,$color2,$res);
if($start=='A')
$this->starting = 103;
elseif($start=='B')
$this->starting = 104;
elseif($start=='C')
$this->starting = 105;
$this->ending = 106;
$this->currentCode = $start;
/* CODE 128 A */
$this->keysA = array(' ','!','"','#','$','%','&','\'','(',')','*','+',',','-','.','/','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','[','\\',']','^','_','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','','',chr(128),chr(129));
/* CODE 128 B */
$this->keysB = array(' ','!','"','#','$','%','&','\'','(',')','*','+',',','-','.','/','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','[','\\',']','^','_','`','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','{','|','}','~','','','','',chr(128),'',chr(130));
/* CODE 128 C */
$this->keysC = array();
for($i=0;$i<=99;$i++)
$this->keysC[] = sprintf('%02d',$i);
$this->keysC[] = chr(129);
$this->keysC[] = chr(130);
$this->code = array(
'101111', /* 00 */
'111011', /* 01 */
'111110', /* 02 */
'010112', /* 03 */
'010211', /* 04 */
'020111', /* 05 */
'011102', /* 06 */
'011201', /* 07 */
'021101', /* 08 */
'110102', /* 09 */
'110201', /* 10 */
'120101', /* 11 */
'001121', /* 12 */
'011021', /* 13 */
'011120', /* 14 */
'002111', /* 15 */
'012011', /* 16 */
'012110', /* 17 */
'112100', /* 18 */
'110021', /* 19 */
'110120', /* 20 */
'102101', /* 21 */
'112001', /* 22 */
'201020', /* 23 */
'200111', /* 24 */
'210011', /* 25 */
'210110', /* 26 */
'201101', /* 27 */
'211001', /* 28 */
'211100', /* 29 */
'101012', /* 30 */
'101210', /* 31 */
'121010', /* 32 */
'000212', /* 33 */
'020012', /* 34 */
'020210', /* 35 */
'001202', /* 36 */
'021002', /* 37 */
'021200', /* 38 */
'100202', /* 39 */
'120002', /* 40 */
'120200', /* 41 */
'001022', /* 42 */
'001220', /* 43 */
'021020', /* 44 */
'002012', /* 45 */
'002210', /* 46 */
'022010', /* 47 */
'202010', /* 48 */
'100220', /* 49 */
'120020', /* 50 */
'102002', /* 51 */
'102200', /* 52 */
'102020', /* 53 */
'200012', /* 54 */
'200210', /* 55 */
'220010', /* 56 */
'201002', /* 57 */
'201200', /* 58 */
'221000', /* 59 */
'203000', /* 60 */
'110300', /* 61 */
'320000', /* 62 */
'000113', /* 63 */
'000311', /* 64 */
'010013', /* 65 */
'010310', /* 66 */
'030011', /* 67 */
'030110', /* 68 */
'001103', /* 69 */
'001301', /* 70 */
'011003', /* 71 */
'011300', /* 72 */
'031001', /* 73 */
'031100', /* 74 */
'130100', /* 75 */
'110003', /* 76 */
'302000', /* 77 */
'130001', /* 78 */
'023000', /* 79 */
'000131', /* 80 */
'010031', /* 81 */
'010130', /* 82 */
'003101', /* 83 */
'013001', /* 84 */
'013100', /* 85 */
'300101', /* 86 */
'310001', /* 87 */
'310100', /* 88 */
'101030', /* 89 */
'103010', /* 90 */
'301010', /* 91 */
'000032', /* 92 */
'000230', /* 93 */
'020030', /* 94 */
'003002', /* 95 */
'003200', /* 96 */
'300002', /* 97 */
'300200', /* 98 */
'002030', /* 99 */
'003020', /* 100*/
'200030', /* 101*/
'300020', /* 102*/
'100301', /* 103*/
'100103', /* 104*/
'100121', /* 105*/
'122000' /*STOP*/
);
$this->setText($text);
$this->textfont = $textfont;
$this->usingCode($start);
$this->starting_text = $start;
}
/**
* Saves Text
*
* @param string $text
*/
public function setText($text) {
$this->text = $text;
}
private function usingCode($code) {
if($code=='A')
$this->keys = $this->keysA;
elseif($code=='B')
$this->keys = $this->keysB;
elseif($code=='C')
$this->keys = $this->keysC;
$this->currentCode = $code;
}
/**
* Draws the barcode
*
* @param ressource $im
*/
public function draw($im) {
$error_stop = false;
$this->usingCode($this->starting_text);
// Checking if all chars are allowed
for($i=0;$i<strlen($this->text);$i++) {
if($this->currentCode=='C') {
if(isset($this->text[$i+1]) && $this->check_int($this->text[$i+1])) {
$value_test = array_search($this->text[$i].$this->text[$i+1],$this->keys);
$i++;
}
else {
$this->DrawError($im,'With Code C, you must provide always pair of two integers.');
$error_stop = true;
}
}
else
$value_test = array_search($this->text[$i],$this->keys);
if(!is_int($value_test)) {
$this->DrawError($im,'Char \''.$this->text[$i].'\' not allowed.');
$error_stop = true;
}
if($this->findIndex($this->text[$i]) == 99 && $this->currentCode != 'C')
$this->usingCode('C');
elseif($this->findIndex($this->text[$i]) == 100 && $this->currentCode != 'B')
$this->usingCode('B');
elseif($this->findIndex($this->text[$i]) == 101 && $this->currentCode != 'A')
$this->usingCode('A');
}
if($error_stop == false) {
// The START-A, START-B, START-C, STOP are not allowed
if(is_int(strpos($this->text,chr(135))) || is_int(strpos($this->text,chr(136))) || is_int(strpos($this->text,chr(137))) || is_int(strpos($this->text,chr(138)))) {
$this->DrawError($im,'Chars START-A, START-B, START-C, STOP not allowed.');
$error_stop = true;
}
if($error_stop == false) {
$this->usingCode($this->starting_text);
// Starting Code
$this->DrawChar($im,$this->code[$this->starting],1);
// Chars
for($i=0;$i<strlen($this->text);$i++) {
if($this->currentCode=='C') {
$this->DrawChar($im,$this->findCode($this->text[$i].$this->text[$i+1]),1);
$i++;
}
else
$this->DrawChar($im,$this->findCode($this->text[$i]),1);
if($this->findIndex($this->text[$i]) == 99 && $this->currentCode != 'C')
$this->usingCode('C');
elseif($this->findIndex($this->text[$i]) == 100 && $this->currentCode != 'B')
$this->usingCode('B');
elseif($this->findIndex($this->text[$i]) == 101 && $this->currentCode != 'A')
$this->usingCode('A');
}
// Checksum
// First Char (START)
// + Starting with the first data character following the start character,
// take the value of the character (between 0 and 102, inclusive) multiply
// it by its character position (1) and add that to the running checksum.
// Modulated 103
if($this->starting == 103)
$this->usingCode('A');
elseif($this->starting == 104)
$this->usingCode('B');
elseif($this->starting == 105)
$this->usingCode('C');
$checksum = 0;
$checksum += $this->starting;
for($position=1,$i=0;$i<strlen($this->text);$position++,$i++) {
if($this->currentCode=='C') {
$checksum += intval($this->text[$i].$this->text[$i+1]) * $position;
$i++;
}
else
$checksum += $this->findIndex($this->text[$i]) * $position;
if($this->findIndex($this->text[$i]) == 99 && $this->currentCode != 'C')
$this->usingCode('C');
elseif($this->findIndex($this->text[$i]) == 100 && $this->currentCode != 'B')
$this->usingCode('B');
elseif($this->findIndex($this->text[$i]) == 101 && $this->currentCode != 'A')
$this->usingCode('A');
}
$this->DrawChar($im,$this->code[$checksum % 103],1);
// Ending Code
$this->DrawChar($im,$this->code[$this->ending],1);
// Draw a Final Bar
$this->DrawChar($im,'1',1);
$this->lastX = $this->positionX;
$this->lastY = $this->maxHeight;
// Removing Special Code
$this->text = ereg_replace(chr(128),'',$this->text);
$this->text = ereg_replace(chr(129),'',$this->text);
$this->text = ereg_replace(chr(130),'',$this->text);
$this->DrawText($im);
}
}
}
private function check_int($var) {
if(intval($var)>=0 || intval($var)<=9)
return true;
else
return false;
}
};
?>
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