migration symfony 5 4 (#300)

* symfony 5.4 (diff dev)

* symfony 5.4 (working)

* symfony 5.4 (update autoload)

* symfony 5.4 (remove swiftmailer mailer implementation)

* symfony 5.4 (php doc and split Global accessor class)


### Impacted packages:

composer require php:">=7.2.5 <8.0.0" symfony/console:5.4.* symfony/dotenv:5.4.* symfony/framework-bundle:5.4.* symfony/twig-bundle:5.4.* symfony/yaml:5.4.* --update-with-dependencies

composer require symfony/stopwatch:5.4.* symfony/web-profiler-bundle:5.4.* --dev --update-with-dependencies

lib/symfony/cache/Adapter/DoctrineAdapter.php

@@ -12,20 +12,99 @@
 namespace Symfony\Component\Cache\Adapter;
 
 use Doctrine\Common\Cache\CacheProvider;
-use Symfony\Component\Cache\Traits\DoctrineTrait;
+use Doctrine\Common\Cache\Psr6\CacheAdapter;
 
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @deprecated Since Symfony 5.4, use Doctrine\Common\Cache\Psr6\CacheAdapter instead
+ */
 class DoctrineAdapter extends AbstractAdapter
 {
-    use DoctrineTrait;
+    private $provider;
 
-    /**
-     * @param string $namespace
-     * @param int    $defaultLifetime
-     */
-    public function __construct(CacheProvider $provider, $namespace = '', $defaultLifetime = 0)
+    public function __construct(CacheProvider $provider, string $namespace = '', int $defaultLifetime = 0)
     {
+        trigger_deprecation('symfony/cache', '5.4', '"%s" is deprecated, use "%s" instead.', __CLASS__, CacheAdapter::class);
+
         parent::__construct('', $defaultLifetime);
         $this->provider = $provider;
         $provider->setNamespace($namespace);
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function reset()
+    {
+        parent::reset();
+        $this->provider->setNamespace($this->provider->getNamespace());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doFetch(array $ids)
+    {
+        $unserializeCallbackHandler = ini_set('unserialize_callback_func', parent::class.'::handleUnserializeCallback');
+        try {
+            return $this->provider->fetchMultiple($ids);
+        } catch (\Error $e) {
+            $trace = $e->getTrace();
+
+            if (isset($trace[0]['function']) && !isset($trace[0]['class'])) {
+                switch ($trace[0]['function']) {
+                    case 'unserialize':
+                    case 'apcu_fetch':
+                    case 'apc_fetch':
+                        throw new \ErrorException($e->getMessage(), $e->getCode(), \E_ERROR, $e->getFile(), $e->getLine());
+                }
+            }
+
+            throw $e;
+        } finally {
+            ini_set('unserialize_callback_func', $unserializeCallbackHandler);
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doHave(string $id)
+    {
+        return $this->provider->contains($id);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doClear(string $namespace)
+    {
+        $namespace = $this->provider->getNamespace();
+
+        return isset($namespace[0])
+            ? $this->provider->deleteAll()
+            : $this->provider->flushAll();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doDelete(array $ids)
+    {
+        $ok = true;
+        foreach ($ids as $id) {
+            $ok = $this->provider->delete($id) && $ok;
+        }
+
+        return $ok;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doSave(array $values, int $lifetime)
+    {
+        return $this->provider->saveMultiple($values, $lifetime);
+    }
 }