<?php

if (!class_exists(Picqer\Barcode\BarcodeGeneratorPNG::class)) {
    // HACK superhack, ale jinak to nejde, je to kvuli kompatibilite, nekteri to volaji
    // naprimo z /engine aby to bylo bez loginu pres admin
    chdir(str_replace('engine/admin/barcode.php', '', $_SERVER['SCRIPT_FILENAME']));

    if (file_exists('./config/config.php')) {
        require_once './config/config.php';
    } else {
        require_once './include/config.php';
    }

    require_once './include/functions.php';
    require_once './engine/web/common.php';
}

$type = 'int25';
if (!empty($_GET['type'])) {
    $type = $_GET['type'];
}

if ($type == 'ean13') {
    $_GET['oID'] = sprintf('%013d', intval($_GET['oID']));
}

$height = 60;
if (!empty($_GET['height'])) {
    $height = $_GET['height'];
}
$size = $_GET['size'] ?? 1;
$show_value = ($_GET['showValue'] ?? '') !== 'false';

// Convert to BarcodeGenerator
$generator = new Picqer\Barcode\BarcodeGeneratorPNG();

switch ($type) {
    case 'int25':
        $type = $generator::TYPE_INTERLEAVED_2_5;
        break;
    case 'ean13':
        $type = $generator::TYPE_EAN_13;
        break;
    case 'code39':
        $type = $generator::TYPE_CODE_39;
        break;
    case 'code128':
        $type = $generator::TYPE_CODE_128;
        break;
}

$result = $generator->getBarcode($_GET['oID'], $type, $size + 1, $height);

header('Content-Type: image/png');
echo $result;