Part-DB-server/src/Services/LabelSystem/Barcodes/BarcodeScanHelper.php
2023-11-12 00:36:13 +01:00

201 lines
7.3 KiB
PHP

<?php
/*
* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
*
* Copyright (C) 2019 - 2022 Jan Böhmer (https://github.com/jbtronics)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
/**
* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
*
* Copyright (C) 2019 - 2022 Jan Böhmer (https://github.com/jbtronics)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
namespace App\Services\LabelSystem\Barcodes;
use App\Entity\LabelSystem\LabelSupportedElement;
use App\Entity\Parts\Part;
use Doctrine\ORM\EntityManagerInterface;
use InvalidArgumentException;
/**
* @see \App\Tests\Services\LabelSystem\Barcodes\BarcodeNormalizerTest
*/
final class BarcodeScanHelper
{
private const PREFIX_TYPE_MAP = [
'L' => LabelSupportedElement::PART_LOT,
'P' => LabelSupportedElement::PART,
'S' => LabelSupportedElement::STORELOCATION,
];
public const QR_TYPE_MAP = [
'lot' => LabelSupportedElement::PART_LOT,
'part' => LabelSupportedElement::PART,
'location' => LabelSupportedElement::STORELOCATION,
];
public function __construct(private readonly EntityManagerInterface $entityManager)
{
}
/**
* Parse the given barcode content and return the target type and ID.
* If the barcode could not be parsed, an exception is thrown.
* Using the $type parameter, you can specify how the barcode should be parsed. If set to null, the function
* will try to guess the type.
* @param string $input
* @param BarcodeSourceType|null $type
* @return BarcodeScanResult
*/
public function scanBarcodeContent(string $input, ?BarcodeSourceType $type = null): BarcodeScanResult
{
//Do specific parsing
if ($type === BarcodeSourceType::INTERNAL) {
return $this->parseInternalBarcode($input) ?? throw new InvalidArgumentException('Could not parse barcode');
}
if ($type === BarcodeSourceType::IPN) {
return $this->parseIPNBarcode($input) ?? throw new InvalidArgumentException('Could not parse barcode');
}
//Null means auto and we try the different formats
$result = $this->parseInternalBarcode($input);
if ($result !== null) {
return $result;
}
//Try to parse as IPN barcode
$result = $this->parseIPNBarcode($input);
if ($result !== null) {
return $result;
}
throw new InvalidArgumentException('Unknown barcode format');
}
private function parseIPNBarcode(string $input): ?BarcodeScanResult
{
$part_repo = $this->entityManager->getRepository(Part::class);
//Find only the first result
$results = $part_repo->findBy(['ipn' => $input], limit: 1);
if (count($results) === 0) {
return null;
}
//We found a part, so use it to create the result
$part = $results[0];
return new BarcodeScanResult(
target_type: LabelSupportedElement::PART,
target_id: $part->getID(),
source_type: BarcodeSourceType::IPN
);
}
/**
* This function tries to interpret the given barcode content as an internal barcode.
* If the barcode could not be parsed at all, null is returned. If the barcode is a valid format, but could
* not be found in the database, an exception is thrown.
* @param string $input
* @return BarcodeScanResult|null
*/
private function parseInternalBarcode(string $input): ?BarcodeScanResult
{
$input = trim($input);
$matches = [];
//Some scanner output '-' as ß, so replace it (ß is never used, so we can replace it safely)
$input = str_replace('ß', '-', $input);
//Extract parts from QR code's URL
if (preg_match('#^https?://.*/scan/(\w+)/(\d+)/?$#', $input, $matches)) {
return new BarcodeScanResult(
target_type: self::QR_TYPE_MAP[strtolower($matches[1])],
target_id: (int) $matches[2],
source_type: BarcodeSourceType::INTERNAL
);
}
//New Code39 barcode use L0001 format
if (preg_match('#^([A-Z])(\d{4,})$#', $input, $matches)) {
$prefix = $matches[1];
$id = (int) $matches[2];
if (!isset(self::PREFIX_TYPE_MAP[$prefix])) {
throw new InvalidArgumentException('Unknown prefix '.$prefix);
}
return new BarcodeScanResult(
target_type: self::PREFIX_TYPE_MAP[$prefix],
target_id: $id,
source_type: BarcodeSourceType::INTERNAL
);
}
//During development the L-000001 format was used
if (preg_match('#^(\w)-(\d{6,})$#', $input, $matches)) {
$prefix = $matches[1];
$id = (int) $matches[2];
if (!isset(self::PREFIX_TYPE_MAP[$prefix])) {
throw new InvalidArgumentException('Unknown prefix '.$prefix);
}
return new BarcodeScanResult(
target_type: self::PREFIX_TYPE_MAP[$prefix],
target_id: $id,
source_type: BarcodeSourceType::INTERNAL
);
}
//Legacy Part-DB location labels used $L00336 format
if (preg_match('#^\$L(\d{5,})$#', $input, $matches)) {
return new BarcodeScanResult(
target_type: LabelSupportedElement::STORELOCATION,
target_id: (int) $matches[1],
source_type: BarcodeSourceType::INTERNAL
);
}
//Legacy Part-DB used EAN8 barcodes for part labels. Format 0000001(2) (note the optional 8th digit => checksum)
if (preg_match('#^(\d{7})\d?$#', $input, $matches)) {
return new BarcodeScanResult(
target_type: LabelSupportedElement::PART,
target_id: (int) $matches[1],
source_type: BarcodeSourceType::INTERNAL
);
}
//This function abstain from further parsing
return null;
}
}