pour prod

app/Core/PdfResponse.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Core;
+
+final class PdfResponse
+{
+    public static function inline(string $content, string $filename): void
+    {
+        $safeFilename = preg_replace('/[^A-Za-z0-9._-]+/', '_', $filename) ?: 'planning.pdf';
+        if (!str_ends_with(strtolower($safeFilename), '.pdf')) {
+            $safeFilename .= '.pdf';
+        }
+
+        if (!headers_sent()) {
+            header('Content-Type: application/pdf');
+            header('Content-Disposition: inline; filename="' . $safeFilename . '"');
+            header('Content-Length: ' . strlen($content));
+            header('Cache-Control: private, max-age=0, must-revalidate');
+            header('Pragma: public');
+        }
+
+        echo $content;
+        exit;
+    }
+}