Resolve "[Orchestrator] - Create a librabry in core orchestrator"

Related to #73

library/MailUtils.php

@@ -19,4 +19,16 @@ class MailUtils
 
         return $mail_controller->sendMail();
     }
+
+    /**
+     * @return array
+     * Note : A simple retrieval methods of the mail backend configuration set in FusionDirectory
+     */
+    public static function getMailObjectConfiguration (TaskGateway $gateway): array
+    {
+        return $gateway->getLdapTasks(
+            "(objectClass=fdTasksConf)",
+            ["fdTasksConfLastExecTime", "fdTasksConfIntervalEmails", "fdTasksConfMaxEmails"]
+        );
+    }
 }
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