fix bug

src/Pkcs11Command.php

@@ -7,6 +7,7 @@ use Illuminate\Support\Str;
 use Illuminate\Support\Facades\File;
 use LaravelHsm\HsmCrypto\Models\HsmLog;
 use setasign\Fpdi\Fpdi;
+use setasign\Fpdi\PdfParser\StreamReader;
 
 class Pkcs11Command
 {
@@ -254,69 +255,6 @@ class Pkcs11Command
         }
     }
 
-    /**
-     * Encrypt AES key using HSM.
-     */
-    // protected function encryptAesKey(string $aesKey, string $filename)
-    // {
-    //     $id_key = $this->getkeypairIdByLabel($this->keyLabel);
-
-    //     $storagePath = public_path("storage/hsm/encryptkey");
-    //     if (!File::exists($storagePath)) {
-    //         File::makeDirectory($storagePath, 0777, true);
-    //     }
-    //     $encryptedKeyPath = $storagePath . '/' . Str::beforeLast($filename, '.') . '.key.enc';
-
-    //     $cmd = '"' . $this->pkcs11_tool . '"'
-    //         . ' --module "' . $this->module . '"'
-    //         . ' --slot ' . $this->slotId
-    //         . ' --login'
-    //         . ' --pin "' . $this->pin . '"'
-    //         . ' --id ' . $id_key
-    //         . ' --encrypt'
-    //         . ' --mechanism RSA-PKCS-OAEP'
-    //         . ' --output-file "' . $encryptedKeyPath . '"';
-
-    //     $pipes = [];
-    //     $process = proc_open($cmd, [
-    //         0 => ["pipe", "r"], // stdin
-    //         1 => ["pipe", "w"], // stdout
-    //         2 => ["pipe", "w"], // stderr
-    //     ], $pipes);
-
-    //     if (!is_resource($process)) {
-    //         throw new \RuntimeException("Failed to start pkcs11-tool process.");
-    //     }
-
-    //     fwrite($pipes[0], $aesKey);
-    //     fclose($pipes[0]);
-
-    //     $stdout = stream_get_contents($pipes[1]);
-    //     $stderr = stream_get_contents($pipes[2]);
-
-    //     fclose($pipes[1]);
-    //     fclose($pipes[2]);
-
-    //     $returnCode = proc_close($process);
-
-    //     if ($returnCode !== 0) {
-    //         Log::error("Failed to encrypt AES key", [
-    //             'stdout' => $stdout,
-    //             'stderr' => $stderr,
-    //             'code' => $returnCode,
-    //         ]);
-            
-    //         $this->logger('AES Key Encrypted', '', 'AES Key Encrypted Failed');
-
-    //         throw new \RuntimeException("Failed to encrypt AES key: $stderr");
-    //     }
-
-    //     Log::info('AES key encrypted', ['path' => $encryptedKeyPath]);
-        
-    //     $this->logger('AES Key Encrypted', '', 'AES Key Encrypted Successful');
-
-    //     return $encryptedKeyPath;
-    // }
 
     protected function encryptAesKey(string $aesKey, string $filename)
     {
@@ -450,11 +388,12 @@ class Pkcs11Command
             $fpdi = new MyPdf();
 
             // Write decrypted bytes to a memory stream
-            $pdfStream = fopen('php://memory', 'r+');
-            fwrite($pdfStream, $decryptedPdf);
-            rewind($pdfStream);
+            // $pdfStream = fopen('php://memory', 'r+');
+            // fwrite($pdfStream, $decryptedPdf);
+            // rewind($pdfStream);
 
             // Count pages
+            $pdfStream = StreamReader::createByString($decryptedPdf);
             $pageCount = $fpdi->setSourceFile($pdfStream);
 
             // 3️⃣ Add watermark & rebuild PDF in memory
@@ -473,7 +412,7 @@ class Pkcs11Command
 
                 $watermarkText = auth()->user()->name . " | " . date("d/m/y") . " | " . date("h:i:s A");
                 $angle = 45;  // diagonal
-                $spacing = 80; // distance between stripes
+                $spacing = 30; // distance between stripes
 
                 for ($x = -50; $x < $size['width'] + 200; $x += $spacing) {
                     for ($y = 0; $y < $size['height'] + 200; $y += $spacing) {