Support PHP 8.5

application/forms/DimensionsForm.php

@@ -73,24 +73,24 @@
     public function assemble()
     {
         $dimensions = $this->cube->listDimensions();
         $cnt = count($dimensions);
 
         if ($cnt < 3) {
             $allDimensions = $this->cube->listAdditionalDimensions();
 
             $this->addElement('select', 'addDimension', [
-                'options' => [null => $this->translate('+ Add a dimension')] + $allDimensions,
+                'options' => ['' => $this->translate('+ Add a dimension')] + $allDimensions,
                 'class'   => 'autosubmit'
             ]);
         }
 
         $pos = 0;
         foreach ($dimensions as $dimension) {
             $this->addDimensionButtons($dimension, $pos++, $cnt);
         }
 
         foreach ($this->cube->getSlices() as $key => $value) {
             $this->addSlice($this->cube->getDimension($key), $value);
         }
 
         $this->addElement($this->createUidElement());
@@ -113,7 +113,7 @@
         $sliceFieldset->addHtml(Html::tag(
             'span',
             ['class' => 'dimension-name'],
             sprintf('%s: %s = %s', $this->translate('Slice/Filter'), $dimension->getLabel(), $value)
         ));
 
         $this->addHtml($sliceFieldset);
@@ -145,7 +145,7 @@
             $dimensionFieldset->addHtml($btn);
         }
 
         if ($pos + 1 !== $total) {
             $btn = $this->createElement('submitButton', 'moveDimensionDown_' . $dimensionId, [
                 'label' => new Icon('angle-double-down'),
                 'title' => sprintf($this->translate('Move dimension "%s" down'), $dimension->getLabel()),
@@ -166,7 +166,7 @@
         $url = $this->getUrl();
 
         if ($dimension = $this->getValue('addDimension')) {
             $url->setParam('dimensions', DimensionParams::fromUrl($url)->add($dimension)->getParams());
             Notification::success($this->translate('New dimension has been added'));
         } else {
             $updateDimensions = false;

library/Cube/Cube.php

@@ -327,10 +327,10 @@ public function listColumns()
 
     /**
      * @param View $view
-     * @param CubeRenderer $renderer
+     * @param ?CubeRenderer $renderer
      * @return string
      */
-    public function render(View $view, CubeRenderer $renderer = null)
+    public function render(View $view, ?CubeRenderer $renderer = null)
     {
         if ($renderer === null) {
             $renderer = $this->getRenderer();

library/Cube/Hook/IcingaDbActionsHook.php

@@ -71,10 +71,10 @@ final protected function addActionLink(Url $url, string $title, string $descript
      * Helper method instantiating an Url object
      *
      * @param string $path
-     * @param array $params
+     * @param ?array $params
      * @return Url
      */
-    final protected function makeUrl(string $path, array $params = null): Url
+    final protected function makeUrl(string $path, ?array $params = null): Url
     {
         $url = Url::fromPath($path);
         if ($params !== null) {

library/Cube/Ido/DataView/Hoststatus.php

@@ -9,7 +9,7 @@
 
 class Hoststatus extends \Icinga\Module\Monitoring\DataView\Hoststatus
 {
-    public function __construct(ConnectionInterface $connection, array $columns = null)
+    public function __construct(ConnectionInterface $connection, ?array $columns = null)
     {
         $this->connection = $connection;
         $this->query = new HoststatusQuery($connection->getResource(), $columns);