Update for PHP 8.1 and MetaModels 2.3

src/Bundle/Resources/config/services.yml

@@ -29,12 +29,14 @@ services:
       - '%netzmacht.contao_leaflet.filters%'
 
   netzmacht.contao_leaflet.cache.default:
-    class: Doctrine\Common\Cache\FilesystemCache
+    class: Symfony\Component\Cache\Adapter\FilesystemAdapter
     arguments:
+      - 'netzmacht.contao_leaflet'
+      - 0
       - '%netzmacht.contao_leaflet.cache_dir%'
 
   netzmacht.contao_leaflet.cache.debug:
-    class: Doctrine\Common\Cache\ArrayCache
+    class: Symfony\Component\Cache\Adapter\ArrayAdapter
 
   netzmacht.contao_leaflet.frontend.value_filter:
     class: Netzmacht\Contao\Leaflet\Frontend\ValueFilter

src/MapProvider.php

@@ -13,7 +13,6 @@
 namespace Netzmacht\Contao\Leaflet;
 
 use Contao\Input;
-use Doctrine\Common\Cache\Cache;
 use Netzmacht\Contao\Leaflet\Encoder\ContaoAssets;
 use Netzmacht\Contao\Leaflet\Event\GetJavascriptEvent;
 use Netzmacht\Contao\Leaflet\Filter\Filter;
@@ -28,7 +27,9 @@ use Netzmacht\Contao\Toolkit\View\Template\TemplateRenderer;
 use Netzmacht\LeafletPHP\Definition\Map;
 use Netzmacht\LeafletPHP\Leaflet;
 use Netzmacht\LeafletPHP\Value\GeoJson\FeatureCollection;
+use Symfony\Component\Cache\CacheItem;
 use Symfony\Contracts\EventDispatcher\EventDispatcherInterface as EventDispatcher;
+use Symfony\Contracts\Cache\CacheInterface as Cache;
 
 /**
  * Class MapProvider.
@@ -212,25 +213,29 @@ class MapProvider
         if ($doCache) {
             $cacheKey = $this->getCacheKey($mapId, $filter, $elementId, $template, $style);
 
-            if ($this->cache->contains($cacheKey)) {
-                $cached = $this->cache->fetch($cacheKey);
-                $this->assets->fromArray($cached['assets']);
+            if ($this->cache->hasItem($cacheKey)) {
+                $cached = $this->cache->getItem($cacheKey);
+                $achedData = $cached->get();
+                $this->assets->fromArray($achedData['assets']);
 
-                return $cached['javascript'];
+                return $achedData['javascript'];
+            } else {
+                $cached = $this->cache->getItem($cacheKey);
             }
         }
 
         $buffer = $this->doGenerate($model, $filter, $elementId, $template, $style);
 
         if ($doCache) {
-            $this->cache->save(
-                $cacheKey,
-                [
-                    'assets'     => $this->assets->toArray(),
-                    'javascript' => $buffer,
-                ],
-                (int) $model->cacheLifeTime
-            );
+            $cached
+                ->expiresAfter((int)$model->cacheLifeTime)
+                ->set(
+                    [
+                        'assets'     => $this->assets->toArray(),
+                        'javascript' => $buffer,
+                    ]
+                );
+            $this->cache->save($cached);
         }
 
         return $buffer;
@@ -270,12 +275,19 @@ class MapProvider
             $cacheKey .= '.filter_' . md5($filter->toRequest());
         }
 
-        if ($this->cache->contains($cacheKey)) {
-            return $this->cache->fetch($cacheKey);
+        if ($this->cache->hasItem($cacheKey)) {
+            $cachedItem = $this->cache->getItem($cacheKey);
+
+            return $cachedItem->get();
+        } else {
+            $cachedItem = $this->cache->getItem($cacheKey);
         }
 
         $collection = $this->mapper->handleGeoJson($model, $request);
-        $this->cache->save($cacheKey, $collection, $model->cacheLifeTime);
+        $cachedItem
+            ->expiresAfter($model->cacheLifeTime)
+            ->set($collection);
+        $this->cache->save($cachedItem);
 
         return $collection;
     }