Fix PHP 8.4 / 8.5 deprecations (implicit nullable params, curl_close)

src/BigBlueButton.php

@@ -603,8 +603,10 @@ private function sendRequest(string $url, string $payload = '', string $contentT
             throw new BadResponseException('Bad response, HTTP code: ' . $httpCode . ', url: ' . $url);
         }
 
-        // CLOSE AND UNSET
-        curl_close($ch);
+        // UNSET
+        // Note: curl_close() is intentionally omitted. Since PHP 8.0 the curl handle is a
+        // CurlHandle object that is freed automatically by the garbage collector once unset,
+        // curl_close() has no effect and was deprecated in PHP 8.5.
         unset($ch);
 
         // RETURN

src/Parameters/DeleteRecordingsParameters.php

@@ -27,7 +27,7 @@ class DeleteRecordingsParameters extends BaseParameters
 {
     private ?string $recordingId = null;
 
-    public function __construct(string $recordingId = null)
+    public function __construct(?string $recordingId = null)
     {
         $this->recordingId = $recordingId;
     }

src/Parameters/DocumentableTrait.php

@@ -37,10 +37,10 @@ public function getPresentations(): array
         return $this->presentations;
     }
 
-    public function addPresentation(string $nameOrUrl, $content = null, ?string $filename = null, DocumentOptionsStore $attributes = null): self
+    public function addPresentation(string $nameOrUrl, $content = null, ?string $filename = null, ?DocumentOptionsStore $attributes = null): self
     {
         $this->presentations[$nameOrUrl] = [
-            'content' => !$content ?: base64_encode($content),
+            'content' => null !== $content ? base64_encode($content) : null,
             'filename' => $filename,
             'attributes' => $attributes
         ];
@@ -73,8 +73,10 @@ public function getPresentationsAsXML(): string
                 }
 
                 // Add attributes using DocumentAttributes class
-                foreach ($data['attributes']->getAttributes() as $attrName => $attrValue) {
-                    $presentation->addAttribute($attrName, $attrValue);
+                if ($data['attributes'] instanceof DocumentOptionsStore) {
+                    foreach ($data['attributes']->getAttributes() as $attrName => $attrValue) {
+                        $presentation->addAttribute($attrName, $attrValue);
+                    }
                 }
             }
             $result = $xml->asXML();

src/Parameters/EndMeetingParameters.php

@@ -32,7 +32,7 @@ class EndMeetingParameters extends BaseParameters
      */
     private ?string $password = null;
 
-    public function __construct(string $meetingId = null, string $password = null)
+    public function __construct(?string $meetingId = null, ?string $password = null)
     {
         $this->password  = $password;
         $this->meetingId = $meetingId;

src/Parameters/GetRecordingTextTracksParameters.php

@@ -30,7 +30,7 @@ class GetRecordingTextTracksParameters extends MetaParameters
     /**
      * GetRecordingTextTracksParameters constructor.
      */
-    public function __construct(string $recordId = null)
+    public function __construct(?string $recordId = null)
     {
         $this->recordId = $recordId;
     }

src/Parameters/InsertDocumentParameters.php

@@ -29,7 +29,7 @@ class InsertDocumentParameters extends BaseParameters
 
     private ?string $meetingId = null;
 
-    public function __construct(string $meetingId = null)
+    public function __construct(?string $meetingId = null)
     {
         $this->meetingId = $meetingId;
     }

src/Parameters/IsMeetingRunningParameters.php

@@ -27,7 +27,7 @@ class IsMeetingRunningParameters extends BaseParameters
 {
     private ?string $meetingId = null;
 
-    public function __construct(string $meetingId = null)
+    public function __construct(?string $meetingId = null)
     {
         $this->meetingId = $meetingId;
     }

src/Parameters/PutRecordingTextTrackParameters.php

@@ -36,7 +36,7 @@ class PutRecordingTextTrackParameters extends BaseParameters
     /**
      * PutRecordingTextTrackParameters constructor.
      */
-    public function __construct(string $recordId = null, string $kind = null, string $lang = null, string $label = null)
+    public function __construct(?string $recordId = null, ?string $kind = null, ?string $lang = null, ?string $label = null)
     {
         $this->recordId = $recordId;
         $this->kind     = $kind;

src/Parameters/UpdateRecordingsParameters.php

@@ -27,7 +27,7 @@ class UpdateRecordingsParameters extends MetaParameters
 {
     private ?string $recordingId = null;
 
-    public function __construct(string $recordingId = null)
+    public function __construct(?string $recordingId = null)
     {
         $this->recordingId = $recordingId;
     }