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<?php |
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/** |
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* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony). |
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* |
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* Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics) |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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namespace App\Services\LabelSystem\Barcodes; |
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final class BarcodeNormalizer |
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{ |
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private const PREFIX_TYPE_MAP = [ |
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'L' => 'lot', |
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'P' => 'part', |
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'S' => 'location', |
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]; |
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/** |
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* Parses barcode content and normalizes it. |
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* Returns an array in the format ['part', 1]: First entry contains element type, second the ID of the element |
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* @param string $input |
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* @return array |
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*/ |
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public function normalizeBarcodeContent(string $input): array |
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{ |
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$input = trim($input); |
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$matches = []; |
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//Some scanner output '-' as ß, so replace it (ß is never used, so we can replace it safely) |
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$input = str_replace('ß', '-', $input); |
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//Extract parts from QR code's URL |
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if (preg_match('#^https?://.*/scan/(\w+)/(\d+)/?$#', $input, $matches)) { |
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return [$matches[1], (int) $matches[2]]; |
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} |
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//New Code39 barcode use L0001 format |
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if (preg_match('#^([A-Z])(\d{4,})$#', $input, $matches)) { |
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$prefix = $matches[1]; |
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$id = (int) $matches[2]; |
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if (!isset(self::PREFIX_TYPE_MAP[$prefix])) { |
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throw new \InvalidArgumentException('Unknown prefix ' . $prefix); |
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} |
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return [self::PREFIX_TYPE_MAP[$prefix], $id]; |
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} |
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//During development the L-000001 format was used |
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if (preg_match('#^(\w)-(\d{6,})$#', $input, $matches)) { |
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$prefix = $matches[1]; |
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$id = (int) $matches[2]; |
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if (!isset(self::PREFIX_TYPE_MAP[$prefix])) { |
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throw new \InvalidArgumentException('Unknown prefix ' . $prefix); |
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} |
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return [self::PREFIX_TYPE_MAP[$prefix], $id]; |
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} |
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//Legacy Part-DB location labels used $L00336 format |
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if (preg_match('#^\$L(\d{5,})$#', $input, $matches)) { |
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return ['location', (int) $matches[1]]; |
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} |
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//Legacy Part-DB used EAN8 barcodes for part labels. Format 0000001(2) (note the optional 8th digit => checksum) |
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if (preg_match('#^(\d{7})\d?$#', $input, $matches)) { |
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return ['part', (int) $matches[1]]; |
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} |
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throw new \InvalidArgumentException('Unknown barcode format!'); |
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} |
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} |
Part-DB /
Part-DB-symfony
