isaaccladandCursor
c1e3d8b3ac
Scaffolded from the Ladill mini/events extraction pattern: multi-file transfers, retention controls, public landing pages, analytics, and Gitea deploy workflow. Co-authored-by: Cursor <cursoragent@cursor.com>
71 lines
2.6 KiB
PHP
71 lines
2.6 KiB
PHP
<?php
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namespace App\Support\Qr;
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use App\Models\QrCode;
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use Illuminate\Support\Collection;
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/**
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* Generates ZPL II label code for Zebra-style badge/label printers.
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* One ^XA…^XZ label block per attendee, sized to the chosen badge size at 203 dpi.
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*/
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class EventBadgeZpl
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{
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/** @param Collection<int, \App\Models\QrEventRegistration> $registrations */
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public static function forRegistrations(QrCode $qrCode, Collection $registrations): string
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{
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$content = $qrCode->content();
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$eventName = self::sanitize($content['name'] ?? $qrCode->label);
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$size = $content['badge_size'] ?? '4x3';
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// Label dimensions in dots @ 203 dpi.
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[$widthDots, $heightDots] = match ($size) {
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'4x6' => [812, 1218],
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'cr80' => [685, 431],
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default => [812, 609], // 4x3
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};
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$labels = [];
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foreach ($registrations as $reg) {
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$name = self::sanitize($reg->attendee_name);
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$tier = self::sanitize($reg->tier_name);
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$extra = collect($reg->badge_fields ?? [])
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->map(fn ($v, $k) => self::sanitize($k . ': ' . $v))
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->implode(' | ');
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$zpl = "^XA\n";
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$zpl .= "^PW{$widthDots}\n";
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$zpl .= "^LL{$heightDots}\n";
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$zpl .= "^CI28\n"; // UTF-8
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// Event name (top)
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$zpl .= "^FO40,40^A0N,40,40^FB" . ($widthDots - 80) . ",1,0,C^FD{$eventName}^FS\n";
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// Attendee name (large, centered)
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$zpl .= "^FO40,150^A0N,80,80^FB" . ($widthDots - 80) . ",2,0,C^FD{$name}^FS\n";
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// Tier
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$zpl .= "^FO40,320^A0N,40,40^FB" . ($widthDots - 80) . ",1,0,C^FD{$tier}^FS\n";
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// Extra fields
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if ($extra !== '') {
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$zpl .= "^FO40,375^A0N,28,28^FB" . ($widthDots - 80) . ",2,0,C^FD{$extra}^FS\n";
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}
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// QR of the badge code (bottom)
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$qrX = (int) (($widthDots / 2) - 70);
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$zpl .= "^FO{$qrX}," . ($heightDots - 200) . "^BQN,2,5^FDLA,{$reg->badge_code}^FS\n";
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// Badge code text
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$zpl .= "^FO40," . ($heightDots - 60) . "^A0N,34,34^FB" . ($widthDots - 80) . ",1,0,C^FD{$reg->badge_code}^FS\n";
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$zpl .= "^XZ\n";
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$labels[] = $zpl;
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}
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return implode("\n", $labels);
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}
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private static function sanitize(string $value): string
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{
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// Escape ZPL control chars (^ and ~) and collapse whitespace.
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$value = str_replace(['^', '~'], [' ', ' '], $value);
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return trim(preg_replace('/\s+/', ' ', $value) ?? '');
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}
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}
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