[Eventlog] Show extra data in log table.

src/Entity/LogSystem/AbstractLogEntry.php

@@ -56,7 +56,8 @@ use Psr\Log\LogLevel;
  *  6 = "ElementCreatedLogEntry",
  *  7 = "ElementEditedLogEntry",
  *  8 = "ConfigChangedLogEntry",
- *  9 = "DatabaseUpdatedLogEntry"
+ *  9 = "InstockChangedLogEntry",
+ *  10 = "DatabaseUpdatedLogEntry"
  * })
  */
 abstract class AbstractLogEntry extends DBElement
@@ -144,6 +145,11 @@ abstract class AbstractLogEntry extends DBElement
      */
     protected $typeString = "unknown";
 
+    /** @var array The extra data in raw (short form) saved in the DB
+     * @ORM\Column(name="extra", type="json")
+     */
+    protected $extra = [];
+
     /**
      * Get the user that caused the event associated with this log entry.
      * @return User
@@ -305,6 +311,11 @@ abstract class AbstractLogEntry extends DBElement
         return $this;
     }
 
+    public function getExtraData(): array
+    {
+        return $this->extra;
+    }
+
     /**
      * This function converts the internal numeric log level into an PSR3 compatible level string.
      * @param  int  $level The numerical log level