<?php
define('IN_CB', true);
include_once('include/function.php');
function showError() {
header('Content-Type: image/png');
readfile('error.png');
exit;
}
$requiredKeys = array('code', 'filetype', 'dpi', 'scale', 'rotation', 'font_family', 'font_size', 'text');
// Check if everything is present in the request
foreach ($requiredKeys as $key) {
if (!isset($_GET[$key])) {
showError();
}
}
if (!preg_match('/^[A-Za-z0-9]+$/', $_GET['code'])) {
showError();
}
$code = $_GET['code'];
// Check if the code is valid
if (!file_exists('config' . DIRECTORY_SEPARATOR . $code . '.php')) {
showError();
}
include_once('config' . DIRECTORY_SEPARATOR . $code . '.php');
$class_dir = '..' . DIRECTORY_SEPARATOR . 'class';
require_once($class_dir . DIRECTORY_SEPARATOR . 'BCGColor.php');
require_once($class_dir . DIRECTORY_SEPARATOR . 'BCGBarcode.php');
require_once($class_dir . DIRECTORY_SEPARATOR . 'BCGDrawing.php');
require_once($class_dir . DIRECTORY_SEPARATOR . 'BCGFontFile.php');
if (!include_once($class_dir . DIRECTORY_SEPARATOR . $classFile)) {
showError();
}
include_once('config' . DIRECTORY_SEPARATOR . $baseClassFile);
$filetypes = array('PNG' => BCGDrawing::IMG_FORMAT_PNG, 'JPEG' => BCGDrawing::IMG_FORMAT_JPEG, 'GIF' => BCGDrawing::IMG_FORMAT_GIF);
$drawException = null;
try {
$color_black = new BCGColor(0, 0, 0);
$color_white = new BCGColor(255, 255, 255);
$code_generated = new $className();
if (function_exists('baseCustomSetup')) {
baseCustomSetup($code_generated, $_GET);
}
if (function_exists('customSetup')) {
customSetup($code_generated, $_GET);
}
$code_generated->setScale(max(1, min(4, $_GET['scale'])));
$code_generated->setBackgroundColor($color_white);
$code_generated->setForegroundColor($color_black);
if ($_GET['text'] !== '') {
$text = convertText($_GET['text']);
$code_generated->parse($text);
}
} catch(Exception $exception) {
$drawException = $exception;
}
$drawing = new BCGDrawing('', $color_white);
if($drawException) {
$drawing->drawException($drawException);
} else {
$drawing->setBarcode($code_generated);
$drawing->setRotationAngle($_GET['rotation']);
$drawing->setDPI($_GET['dpi'] === 'NULL' ? null : max(72, min(300, intval($_GET['dpi']))));
$drawing->draw();
}
switch ($_GET['filetype']) {
case 'PNG':
header('Content-Type: image/png');
break;
case 'JPEG':
header('Content-Type: image/jpeg');
break;
case 'GIF':
header('Content-Type: image/gif');
break;
}
$drawing->finish($filetypes[$_GET['filetype']]);
?>
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