Add PDO cache driverOptions

Neos.Cache/Classes/Backend/PdoBackend.php

@@ -47,6 +47,11 @@ class PdoBackend extends IndependentAbstractBackend implements TaggableBackendIn
  */
  protected $password;
 
+ /**
+ * @var array
+ */
+ protected $driverOptions = [];
+
  /**
  * @var \PDO
  */
@@ -118,6 +123,18 @@ protected function setPassword(string $password): void
  $this->password = $password;
  }
 
+ /**
+ * Sets the driverOptions to use
+ *
+ * @param array $driverOptions The options to use for connecting to the DB
+ * @return void
+ * @api
+ */
+ protected function setDriverOptions(array $driverOptions): void
+ {
+ $this->driverOptions = $driverOptions;
+ }
+
  /**
  * Sets the name of the "cache" table
  *
@@ -389,7 +406,7 @@ public function flushByTags(array $tags): int
  $statementHandle = $this->databaseHandle->prepare('SELECT "identifier" FROM "' . $this->tagsTableName . '" WHERE "context"=? AND "cache"=? AND "tag" IN (' . $tagPlaceholders . ')');
  $statementHandle->execute(array_merge([$this->context(), $this->cacheIdentifier], $tagList));
  $result = $statementHandle->fetchAll();
- $identifiers[]= array_column($result, 'identifier');
+ $identifiers[] = array_column($result, 'identifier');
  }
  $identifiers = array_merge([], ...$identifiers);
 
@@ -501,10 +518,10 @@ protected function connect()
  throw new Exception(sprintf('Could not create directory for sqlite file "%s"', $splitdsn[1]), 1565359792, $exception);
  }
  }
- $this->databaseHandle = new \PDO($this->dataSourceName, $this->username, $this->password);
+ $this->databaseHandle = new \PDO($this->dataSourceName, $this->username, $this->password, $this->driverOptions);
  $this->createCacheTables();
  } else {
- $this->databaseHandle = new \PDO($this->dataSourceName, $this->username, $this->password);
+ $this->databaseHandle = new \PDO($this->dataSourceName, $this->username, $this->password, $this->driverOptions);
  }
  $this->databaseHandle->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);