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| <?php
| if(!extension_loaded('gd')) {
| errorclass::add('Brak rozszerzenia GD/GD2. Generowanie kodów kreskowych jest niemożliwe.');
| }
|
| $code = array(
| 'SS' => '100101101101',
| 'BT' => '0',
| '0' => '101001101101',
| '1' => '110100101011',
| '2' => '101100101011',
| '3' => '110110010101',
| '4' => '101001101011',
| '5' => '110100110101',
| '6' => '101100110101',
| '7' => '101001011011',
| '8' => '110100101101',
| '9' => '101100101101',
| 'A' => '110101001011',
| 'B' => '101101001011',
| 'C' => '110110100101',
| 'D' => '101011001011',
| 'E' => '110101100101',
| 'F' => '101101100101',
| 'G' => '101010011011',
| 'H' => '110101001101',
| 'I' => '101101001101',
| 'J' => '101011001101',
| 'K' => '110101010011',
| 'L' => '101101010011',
| 'M' => '110110101001',
| 'N' => '101011010011',
| 'O' => '110101101001',
| 'P' => '101101101001',
| 'Q' => '101010110011',
| 'R' => '110101011001',
| 'S' => '101101011001',
| 'T' => '101011011001',
| 'U' => '110010101011',
| 'V' => '100110101011',
| 'W' => '110011010101',
| 'X' => '100101101011',
| 'Y' => '110010110101',
| 'Z' => '100110110101',
| '-' => '100101011011',
| '.' => '110010101101',
| ' ' => '100110101101',
| '$' => '100100100101',
| '/' => '100100101001',
| '+' => '100101001001',
| '%' => '101001001001',
| );
|
| function gen_binary($kod) {
| global $code;
|
| $kod = str_split($kod);
| $ret = '';
| foreach($kod as $key => $val) {
| $ret .= $code[$val].$code['BT'];
| }
|
| return $ret;
| }
| function print_code($kod, $img, $b, $w) {
| $kod = str_split($kod);
| foreach($kod as $val) {
| if($val==1) {
| imageline($img, $now, 0, $now, 40, $b);
| $now++;
| }
| elseif($val==0) {
| $now++;
| }
| }
| }
|
| function kod($kod) {
| global $code;
|
| if(trim($kod, '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $')!='') {
| errorclass::add('Znaki inne niż cyfry, litery, pauza, kropka, spacja, ukośnik');
| }
|
| $kod = $code['SS'].$code['BT'].gen_binary($kod).$code['SS'];
|
| $i = imagecreate(strlen($kod), 40);
| $w = imagecolorallocate($i, 255, 255, 255);
| $b = imagecolorallocate($i, 0, 0, 0);
|
| print_code($kod, $i, $b, $w);
|
| ob_start();
| imagegif($i);
| $img = ob_get_contents();
| ob_end_clean();
|
| return $img;
| }
| ?>
|
|
