Invoice PAIN & CSV can be uploaded

2026-02-13 22:37:27 +01:00
parent cd526231ed
commit 4f4dff2edd
29 changed files with 1635 additions and 193 deletions
--- a/app/Providers/PainFileProvider.php
+++ b/app/Providers/PainFileProvider.php
@@ -0,0 +1,127 @@
+<?php
+
+namespace App\Providers;
+
+use App\Models\Invoice;
+use DOMDocument;
+use Exception;
+
+class PainFileProvider {
+    public string $senderIban;
+    public string $senderName;
+    public string $senderBic;
+
+    /* @var Invoice[] */
+    public array $invoices;
+
+    public function __construct(string $senderIban, string $senderName, string $senderBic, array $invoices) {
+        $this->senderIban = $senderIban;
+        $this->senderName = $senderName;
+        $this->senderBic = $senderBic;
+        $this->invoices = $invoices;
+    }
+
+    public function createPainFileContent() : string {
+        $doc = new DOMDocument('1.0', 'UTF-8');
+        $doc->formatOutput = true;
+
+        $senderIban = str_replace(' ', '', $this->senderIban);
+        $senderBic = str_replace(' ', '', $this->senderBic);
+
+        // Root-Element
+        $document = $doc->createElement('Document');
+        $document->setAttribute('xmlns', 'urn:iso:std:iso:20022:tech:xsd:pain.001.001.03');
+        $document->setAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
+        $doc->appendChild($document);
+
+        // CstmrCdtTrfInitn
+        $cstmr_cdt_trf_initn = $doc->createElement('CstmrCdtTrfInitn');
+        $document->appendChild($cstmr_cdt_trf_initn);
+
+        // GrpHdr
+        $grp_hdr = $doc->createElement('GrpHdr');
+        $cstmr_cdt_trf_initn->appendChild($grp_hdr);
+
+        $grp_hdr->appendChild($doc->createElement('MsgId', uniqid('MSG')));
+        $grp_hdr->appendChild($doc->createElement('CreDtTm', date('c')));
+        $grp_hdr->appendChild($doc->createElement('NbOfTxs', count($this->invoices)));
+
+        $totalAmount = array_sum(array_column($this->invoices, 'amount'));
+        $grp_hdr->appendChild($doc->createElement('CtrlSum', number_format($totalAmount, 2, '.', '')));
+
+        $initg_pty = $doc->createElement('InitgPty');
+        $initg_pty->appendChild($doc->createElement('Nm', $this->senderName));
+        $grp_hdr->appendChild($initg_pty);
+
+        // PmtInf
+        $pmt_inf = $doc->createElement('PmtInf');
+        $cstmr_cdt_trf_initn->appendChild($pmt_inf);
+
+        $pmt_inf->appendChild($doc->createElement('PmtInfId', uniqid('PMT')));
+        $pmt_inf->appendChild($doc->createElement('PmtMtd', 'TRF'));
+        $pmt_inf->appendChild($doc->createElement('BtchBookg', 'false'));
+        $pmt_inf->appendChild($doc->createElement('NbOfTxs', count($this->invoices)));
+        $pmt_inf->appendChild($doc->createElement('CtrlSum', number_format($totalAmount, 2, '.', '')));
+
+        $pmt_tp_inf = $doc->createElement('PmtTpInf');
+        $svc_lvl = $doc->createElement('SvcLvl');
+        $svc_lvl->appendChild($doc->createElement('Cd', 'SEPA'));
+        $pmt_tp_inf->appendChild($svc_lvl);
+        $pmt_inf->appendChild($pmt_tp_inf);
+
+        $pmt_inf->appendChild($doc->createElement('ReqdExctnDt', date('Y-m-d', mktime(0))));
+
+        $dbtr = $doc->createElement('Dbtr');
+        $dbtr->appendChild($doc->createElement('Nm', $this->senderName));
+        $pmt_inf->appendChild($dbtr);
+
+        $dbtr_acct = $doc->createElement('DbtrAcct');
+        $id = $doc->createElement('Id');
+        $id->appendChild($doc->createElement('IBAN', $senderIban));
+        $dbtr_acct->appendChild($id);
+        $pmt_inf->appendChild($dbtr_acct);
+
+
+        $dbtr_agt = $doc->createElement('DbtrAgt');
+        $id = $doc->createElement('FinInstnId');
+        $id->appendChild($doc->createElement('BIC', $senderBic));
+        $dbtr_agt->appendChild($id);
+        $pmt_inf->appendChild($dbtr_agt);
+
+        foreach ($this->invoices as $index => $invoice) {
+            $cdt_trf_tx_inf = $doc->createElement('CdtTrfTxInf');
+
+            $pmt_id = $doc->createElement('PmtId');
+            $pmt_id->appendChild($doc->createElement('EndToEndId', uniqid('ET')));
+            $cdt_trf_tx_inf->appendChild($pmt_id);
+
+            $amt = $doc->createElement('Amt');
+            $instd_amt = $doc->createElement('InstdAmt', number_format($invoice['amount'], 2, '.', ''));
+            $instd_amt->setAttribute('Ccy', 'EUR');
+            $amt->appendChild($instd_amt);
+            $cdt_trf_tx_inf->appendChild($amt);
+
+            $cdtr = $doc->createElement('Cdtr');
+            $cdtr->appendChild($doc->createElement('Nm', $invoice['contact_bank_owner']));
+            $cdt_trf_tx_inf->appendChild($cdtr);
+
+            $cdtr_acct = $doc->createElement('CdtrAcct');
+            $cdtr_id = $doc->createElement('Id');
+            $cdtr_id->appendChild($doc->createElement('IBAN', str_replace(' ', '', $invoice['contact_bank_iban'])));
+            $cdtr_acct->appendChild($cdtr_id);
+            $cdt_trf_tx_inf->appendChild($cdtr_acct);
+
+            $rmt_inf = $doc->createElement('RmtInf');
+            $rmt_inf->appendChild($doc->createElement('Ustrd', 'Auslagenerstattung Rechnungsnummer ' . $invoice['invoice_number']));
+            $cdt_trf_tx_inf->appendChild($rmt_inf);
+
+            $pmt_inf->appendChild($cdt_trf_tx_inf);
+        }
+
+        $xml_content = $doc->saveXML();
+        if (false === $xml_content) {
+            throw new Exception('Failed to generate XML content.');
+        }
+        return $xml_content;
+    }
+}