added php download of membershipments

include/memberlistdownload.php

@@ -0,0 +1,64 @@
+<?php
+include 'renderer.php';
+require 'vendor/autoload.php'; // Stelle sicher, dass der Autoloader für PhpSpreadsheet geladen wird
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
+
+class Projectsmanagement extends Renderer {
+    public function render(): void {
+        $members = $this->loadMembers();
+        $spreadsheet = new Spreadsheet();
+        $sheet = $spreadsheet->getActiveSheet();
+        $columnHeaders = [];
+        $sheet->fromArray([$columnHeaders], null, 'A1');
+        $sheet->fromArray($dataArray, null, 'A2');
+        $writer = new Xlsx($spreadsheet);
+        header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
+        header('Content-Disposition: attachment;filename="excel_file.xlsx"');
+        header('Cache-Control: max-age=0');
+        $writer->save('php://output');            
+    }
+    
+    private function loadMembers(): array {
+        $query = <<<queryend
+            SELECT c.first_name, c.last_name , c.street , c.zip , c.town, c.birthdate, c.phone, c.email, c.child_name, 
+                c.child_street, c.subscription, c.bank_name, c.iban, c.bic, c.account_member_name, c.membership_status, c.salt, c.membership_start,
+                cs.`status_text`, (SELECT ph.`payment_date` FROM `paying_history` ph WHERE ph.`clubmember_id` = c.`id` ORDER BY `payment_date` DESC LIMIT 1) as last_payment,
+                cp.description
+            FROM `clubmember` c 
+            JOIN `clubmember_status` cs 
+            ON cs.`id` = c.`membership_status` 
+            LEFT JOIN `clubmember_position` cp 
+            ON cp.id = c.position_id 
+            WHERE cs.`status_text` NOT IN ("Mitgliedschaft abgelehnt", "Mitgliedschaft gekündigt")
+queryend;
+        $result = mysqli_query($this->dbConnection, $query);
+        $result = [];
+        while ($row = mysqli_fetch_assoc($result)) {
+            $result[] = [
+                'first_name' => $this->decode($row['first_name'], $row['salt']),
+                'last_name' => $this->decode($row['last_name'], $row['salt']),
+                'street' => $this->decode($row['street'], $row['salt']),
+                'zip' => $this->decode($row['zip'], $row['salt']),
+                'town' => $this->decode($row['town'], $row['salt']),
+                'birthdate' => $this->decode($row['birthdate'], $row['salt']),
+                'phone' => $this->decode($row['phone'], $row['salt']),
+                'email' => $this->decode($row['email'], $row['salt']),
+                'child_name' => $this->decode($row['child_name'], $row['salt']),
+                'child_street' => $this->decode($row['child_street'], $row['salt']),
+                'subscription' => $this->decode($row['subscription'], $row['salt']),
+                'iban' => $this->decode($row['iban'], $row['salt']),
+                'bank_name' => $this->decode($row['bank_name'], $row['salt']),
+                'bic' => $this->decode($row['bic'], $row['salt']),
+                'account_member_name' => $this->decode($row['account_member_name'], $row['salt']),
+                'membership_status' => $row['membership_status'],
+                'membership_start' => $row['membership_start'],
+                'status_text' => $row['status_text'],
+                'last_payment' => $row['last_payment'],
+                'description' => $row['description'],
+            ];
+        }
+        return $result;
+    }
+}