290 lines
11 KiB
PHP
290 lines
11 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Steuerkram\Services;
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use Mpdf\Mpdf;
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class PdfInvoiceService
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{
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public function render(array $invoice, array $lines, array $settings): void
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{
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$html = $this->buildHtml($invoice, $lines, $settings);
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$fontDir = dirname(__DIR__) . '/fonts';
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$mpdf = new Mpdf([
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'mode' => 'utf-8',
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'format' => 'A4',
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'margin_top' => 15,
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'margin_bottom' => 25,
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'margin_left' => 25, // DIN 5008: 25mm links
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'margin_right' => 15, // DIN 5008: 15mm rechts
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'fontDir' => [$fontDir],
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'fontdata' => [
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'opensans' => [
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'R' => 'OpenSans-Regular.ttf',
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'B' => 'OpenSans-Bold.ttf',
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'I' => 'OpenSans-Italic.ttf',
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'BI' => 'OpenSans-BoldItalic.ttf',
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],
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],
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'default_font' => 'opensans',
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]);
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$mpdf->SetTitle('Rechnung ' . ($invoice['rechnungs_nr'] ?? 'Entwurf'));
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$mpdf->SetAuthor($settings['firma'] ?? '');
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$mpdf->SetHTMLFooter($this->buildFooter($settings));
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$mpdf->WriteHTML($this->buildCss(), \Mpdf\HTMLParserMode::HEADER_CSS);
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$mpdf->WriteHTML($html, \Mpdf\HTMLParserMode::HTML_BODY);
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$filename = 'Rechnung-' . ($invoice['rechnungs_nr'] ?? 'Entwurf') . '.pdf';
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$mpdf->Output($filename, 'D');
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}
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private function buildHtml(array $inv, array $lines, array $settings): string
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{
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$h = fn($v) => htmlspecialchars((string)$v, ENT_QUOTES, 'UTF-8');
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$fmt = fn($v) => number_format((float)$v, 2, ',', '.') . ' €';
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$fmtNum = fn($v) => number_format((float)$v, 1, ',', '.');
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$fmtDate = fn($v) => $v ? date('d.m.Y', strtotime($v)) : '–';
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// Kundenname
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$customerName = !empty($inv['firma'])
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? $inv['firma']
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: trim(($inv['anrede'] ?? '') . ' ' . ($inv['vorname'] ?? '') . ' ' . $inv['nachname']);
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// Logo
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$logoHtml = '';
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if (!empty($settings['logo_path'])) {
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$logoPath = dirname(__DIR__, 2) . '/public/' . $settings['logo_path'];
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if (file_exists($logoPath)) {
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$maxW = max(50, (int)($settings['logo_max_width'] ?? 600));
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$maxH = max(20, (int)($settings['logo_max_height'] ?? 100));
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$logoHtml = '<img src="' . $h($settings['logo_path']) . '" alt="Logo"'
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. ' style="max-width:' . $maxW . 'px;max-height:' . $maxH . 'px">';
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}
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}
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$logoPosition = $settings['logo_position'] ?? 'center';
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$logoMarginSide = max(0, (int)($settings['logo_margin_side'] ?? 75));
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$logoMarginTop = max(0, (int)($settings['logo_margin_top'] ?? 6));
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if ($logoPosition === 'left') {
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$logoWrapStyle = "text-align:left;margin-left:{$logoMarginSide}px;margin-top:{$logoMarginTop}px";
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} elseif ($logoPosition === 'right') {
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$logoWrapStyle = "text-align:right;margin-right:{$logoMarginSide}px;margin-top:{$logoMarginTop}px";
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} else {
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$logoWrapStyle = 'text-align:center';
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}
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$lz = $inv['leistungszeitraum'] ?? '';
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// Fälligkeitsdatum
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$fälligText = !empty($inv['faellig_datum'])
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? ' Fällig am: <strong>' . $fmtDate($inv['faellig_datum']) . '</strong>'
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: '';
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// Positionszeilen
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$posRows = '';
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foreach ($lines as $line) {
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if (($line['type'] ?? 'position') === 'heading') {
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$posRows .= '<tr>
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<td colspan="7" class="pos-heading">' . nl2br($h($line['bezeichnung'])) . '</td>
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</tr>';
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} else {
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$posRows .= '<tr>
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<td class="pos-nr">' . $h($line['position']) . '</td>
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<td class="pos-bez">' . nl2br($h($line['bezeichnung'])) . '</td>
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<td class="pos-menge">' . $fmtNum($line['menge']) . '</td>
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<td class="pos-einheit">' . $h($line['einheit']) . '</td>
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<td class="pos-ust">' . $h(number_format((float)$line['ust_satz'], 0)) . ' %</td>
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<td class="pos-preis">' . $fmt($line['einzelpreis']) . '</td>
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<td class="pos-gesamt">' . $fmt($line['betrag_netto']) . '</td>
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</tr>';
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}
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}
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$payDays = $inv['payment_days'] ?? 14;
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// Empfänger-Land nur wenn nicht DE
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$land = ($inv['land'] ?? 'DE') !== 'DE' ? '<br>' . $h($inv['land']) : '';
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return <<<HTML
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<div class="invoice-wrap">
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<!-- Logo -->
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<div class="logo-wrap" style="{$logoWrapStyle}">{$logoHtml}</div>
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<!-- Adressbereich DIN 5008 Typ A (Anschriftfeld 85mm × 45mm) -->
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<div style="height:10mm"></div>
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<table class="address-block">
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<tr>
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<!-- Linke Spalte: Anschriftfeld 85mm (Kuvertfenster) -->
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<td class="address-left">
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<div class="return-address">{$h($settings['firma'] ?? '')} · {$h($settings['strasse'] ?? '')} · {$h($settings['plz'] ?? '')} {$h($settings['ort'] ?? '')}</div>
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<div style="height:2.5mm;font-size:2.5mm;line-height:2.5mm"> </div>
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<div class="recipient">
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{$h($customerName)}<br>
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{$h($inv['strasse'])}<br>
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{$h($inv['plz'])} {$h($inv['ort'])}{$land}
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</div>
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</td>
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<!-- Rechte Spalte: Dokumententitel -->
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<td class="address-right" style="text-align:right;vertical-align:top;font-size:14.7pt">Rechnung</td>
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</tr>
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</table>
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<!-- Meta-Felder -->
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<div style="height:20mm"></div>
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<table class="meta-table">
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<thead>
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<tr>
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<th>Betreff</th>
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<th>Rechnungsnummer</th>
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<th>Kundennummer</th>
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<th>Leistungszeitraum</th>
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<th style="text-align:right">Datum</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>{$h($inv['betreff'])}</td>
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<td><strong>{$h($inv['rechnungs_nr'] ?? 'Entwurf')}</strong></td>
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<td>{$h($inv['kundennummer'])}</td>
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<td>{$h($lz ?: '–')}</td>
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<td style="text-align:right">{$fmtDate($inv['rechnungs_datum'])}</td>
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</tr>
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</tbody>
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</table>
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<!-- Positionen -->
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<table class="pos-table">
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<thead>
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<tr>
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<th class="pos-nr">Pos.</th>
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<th class="pos-bez">Bezeichnung</th>
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<th class="pos-menge">Menge</th>
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<th class="pos-einheit">Einheit</th>
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<th class="pos-ust">USt.</th>
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<th class="pos-preis">Einzelpreis</th>
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<th class="pos-gesamt">Gesamt</th>
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</tr>
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</thead>
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<tbody>
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{$posRows}
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</tbody>
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</table>
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<!-- Summen (rechtsbündig) -->
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<table class="sum-table" align="right" style="margin-right:1.4mm">
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<tr><td>Nettobetrag:</td> <td class="sum-val">{$fmt($inv['betrag_netto'])}</td></tr>
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<tr><td>zzgl. Umsatzsteuer:</td><td class="sum-val">{$fmt($inv['betrag_ust'])}</td></tr>
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<tr class="sum-total">
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<td><strong>Rechnungsbetrag:</strong></td>
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<td class="sum-val"><strong>{$fmt($inv['betrag_brutto'])}</strong></td>
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</tr>
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</table>
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<!-- Zahlungshinweis -->
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<p class="payment-note">
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Bitte überweisen Sie den Rechnungsbetrag innerhalb {$h($payDays)} Tagen auf das unten genannte Konto.{$fälligText}
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</p>
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</div>
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HTML;
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}
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private function buildFooter(array $settings): string
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{
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$h = fn($v) => htmlspecialchars((string)$v, ENT_QUOTES, 'UTF-8');
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return <<<HTML
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<table class="footer-table">
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<tr>
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<td>
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<strong>{$h($settings['firma'] ?? '')}</strong><br>
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Inh. {$h($settings['inhaber'] ?? '')}<br>
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{$h($settings['strasse'] ?? '')}<br>
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{$h($settings['plz'] ?? '')} {$h($settings['ort'] ?? '')}<br>
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USt-ID: {$h($settings['ust_id'] ?? '')}
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</td>
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<td>
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Tel: {$h($settings['telefon'] ?? '')}<br>
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E-Mail: {$h($settings['email'] ?? '')}<br>
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Web: {$h($settings['website'] ?? '')}
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</td>
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<td>
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{$h($settings['bank_name'] ?? '')}<br>
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IBAN: {$h($settings['iban'] ?? '')}<br>
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BIC: {$h($settings['bic'] ?? '')}
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</td>
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<td class="page-nr">
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Seite {PAGENO} von {nbpg}
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</td>
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</tr>
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</table>
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HTML;
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}
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private function buildCss(): string
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{
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return <<<CSS
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body { font-family: opensans, sans-serif; font-size: 7.8pt; color: #000; }
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.invoice-wrap { width: 100%; }
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/* Logo */
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.logo-wrap { margin-bottom: 8mm; }
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/* DIN 5008 Adressbereich */
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.address-block { width: 100%; border-collapse: collapse; margin-bottom: 8mm; }
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.address-left { width: 85mm; vertical-align: top; padding: 0; }
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.address-right { vertical-align: top; padding: 0 0 0 5mm; }
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.return-address {
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font-size: 5.5pt; color: #555;
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border-bottom: 0.3pt solid #aaa;
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padding-bottom: 1mm;
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}
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.recipient { font-size: 10pt; line-height: 1.5; min-height: 27.3mm; }
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/* Meta-Felder */
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.meta-table { width: 100%; table-layout: fixed; border-collapse: collapse; margin-bottom: 8mm; font-size: 7pt; }
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.meta-table th { padding: 2mm 2mm 1mm; text-align: left; font-size: 7pt; color: #000; font-weight: bold; }
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.meta-table td { padding: 1mm 2mm 2mm; }
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.meta-table th:last-child, .meta-table td:last-child { text-align: right; }
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/* Positionen */
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.pos-table { width: 100%; table-layout: fixed; border-collapse: collapse; margin-bottom: 5mm; font-size: 7pt; }
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.pos-table thead th { background: #f0f0f0; color: #000; padding: 2mm; text-align: right; }
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.pos-table thead th.pos-nr, .pos-table thead th.pos-bez, .pos-table thead th.pos-einheit { text-align: left; }
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.pos-table tbody tr:nth-child(even) { background: none; }
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.pos-table tbody td { padding: 1.5mm 2mm; border-bottom: 0.3pt solid #e0e0e0; vertical-align: top; }
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.pos-heading { font-weight: bold; }
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.pos-nr { width: 8%; }
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.pos-bez { /* nimmt den Rest */ }
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.pos-menge { width: 11%; text-align: right; }
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.pos-einheit { width: 10%; }
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.pos-ust { width: 8%; text-align: right; }
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.pos-preis { width: 15%; text-align: right; }
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.pos-gesamt { width: 16%; text-align: right; }
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/* Summen */
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.sum-table { border-collapse: collapse; margin-bottom: 8mm; font-size: 7pt; }
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.sum-table td { padding: 1.5mm 2mm 1.5mm 2mm; }
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.sum-table .sum-val { text-align: right; padding-right: 0; width: 16%; }
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/* Zahlungshinweis */
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.payment-note { margin-top: 5mm; font-size: 7pt; padding: 3mm; background: #f0f4ff; border-left: 2pt solid #2563eb; }
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/* Fußzeile */
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.footer-table { width: 100%; border-collapse: collapse; font-size: 6pt; border-top: 0.5pt solid #ccc; }
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.footer-table td { padding: 1mm 2mm; vertical-align: top; }
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.footer-table td:nth-child(1) { width: 29%; }
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.footer-table td:nth-child(2) { width: 29%; }
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.footer-table td:nth-child(3) { width: 29%; }
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.page-nr { width: 13%; text-align: right; }
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CSS;
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}
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}
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