add a check for StateId

db/zm_update-1.28.107.sql

@@ -2,6 +2,23 @@
 -- This updates a 1.28.105 database to 1.28.106
 --
 
+--
+-- Add Monitor StateId field
+--
+SET @s = (SELECT IF(
+    (SELECT COUNT(*)
+    FROM INFORMATION_SCHEMA.COLUMNS
+    WHERE table_name = 'Servers'
+    AND table_schema = DATABASE()
+    AND column_name = 'StateId'
+    ) > 0,
+"SELECT 'Column StateId already exists in Servers'",
+"ALTER TABLE `Servers` ADD `StateId` int(10) unsigned AFTER `Name`"
+));
+
+PREPARE stmt FROM @s;
+EXECUTE stmt;
+
 --
 -- Add Monitor RTSPDescribe field
 -- Used to enable or disable processing of the remote camera RTSP DESCRIBE response header