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[Character] Add saved_variables.last_cleaned_dbc_build (Rel22_03_003) #131

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Merged
billy1arm merged 1 commit into from
Jul 4, 2026
Merged

[Character] Add saved_variables.last_cleaned_dbc_build (Rel22_03_003) #131

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103 changes: 103 additions & 0 deletions Character/Updates/Rel22/Rel22_03_003_Add_Last_Cleaned_DBC_Build.sql
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Original file line number Diff line number Diff line change
@@ -0,0 +1,103 @@
-- ----------------------------------------------------------------
-- This is an attempt to create a full transactional MaNGOS update
-- Now compatible with newer MySql Databases (v1.5)
-- ----------------------------------------------------------------
DROP PROCEDURE IF EXISTS `update_mangos`;

DELIMITER $$

CREATE DEFINER=`root`@`localhost` PROCEDURE `update_mangos`()
BEGIN
DECLARE bRollback BOOL DEFAULT FALSE ;
DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET `bRollback` = TRUE;

-- Current Values (TODO - must be a better way to do this)
SET @cCurVersion := (SELECT `version` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurStructure := (SELECT `structure` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurContent := (SELECT `content` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);

-- Expected Values
SET @cOldVersion = '22';
SET @cOldStructure = '03';
SET @cOldContent = '002';

-- New Values
SET @cNewVersion = '22';
SET @cNewStructure = '03';
SET @cNewContent = '003';
-- DESCRIPTION IS 30 Characters MAX
SET @cNewDescription = 'Add_Last_Cleaned_DBC_Build';

-- COMMENT is 150 Characters MAX
SET @cNewComment = 'Track the DBC client build the character DB was last cleaned against';

-- Evaluate all settings
SET @cCurResult := (SELECT `description` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cOldResult := (SELECT `description` FROM `db_version` WHERE `version`=@cOldVersion AND `structure`=@cOldStructure AND `content`=@cOldContent);
SET @cNewResult := (SELECT `description` FROM `db_version` WHERE `version`=@cNewVersion AND `structure`=@cNewStructure AND `content`=@cNewContent);

IF (@cCurResult = @cOldResult) THEN -- Does the current version match the expected version
-- APPLY UPDATE
START TRANSACTION;
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -
-- -- PLACE UPDATE SQL BELOW -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -

-- Record the DBC client build the character DB was last reconciled against.
-- The default 0 never matches a real build, so the first startup after this
-- update performs a one-time full cleanup of any pre-existing orphaned rows.
ALTER TABLE `saved_variables`
ADD COLUMN `last_cleaned_dbc_build` int(11) unsigned NOT NULL DEFAULT 0 COMMENT 'The DBC client build the character DB was last cleaned against.';

-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -
-- -- PLACE UPDATE SQL ABOVE -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -

-- If we get here ok, commit the changes
IF bRollback = TRUE THEN
ROLLBACK;
SHOW ERRORS;
SELECT '* UPDATE FAILED *' AS `===== Status =====`,@cCurResult AS `===== DB is on Version: =====`;
ELSE
COMMIT;
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -
-- UPDATE THE DB VERSION
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -
INSERT INTO `db_version` VALUES (@cNewVersion, @cNewStructure, @cNewContent, @cNewDescription, @cNewComment);
SET @cNewResult := (SELECT `description` FROM `db_version` WHERE `version`=@cNewVersion AND `structure`=@cNewStructure AND `content`=@cNewContent);

SELECT '* UPDATE COMPLETE *' AS `===== Status =====`,@cNewResult AS `===== DB is now on Version =====`;
END IF;
ELSE -- Current version is not the expected version
IF (@cCurResult = @cNewResult) THEN -- Does the current version match the new version
SELECT '* UPDATE SKIPPED *' AS `===== Status =====`,@cCurResult AS `===== DB is already on Version =====`;
ELSE -- Current version is not one related to this update
IF(@cCurResult IS NULL) THEN -- Something has gone wrong
SELECT '* UPDATE FAILED *' AS `===== Status =====`,'Unable to locate DB Version Information' AS `============= Error Message =============`;
ELSE
IF(@cOldResult IS NULL) THEN -- Something has gone wrong
SET @cCurVersion := (SELECT `version` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurStructure := (SELECT `STRUCTURE` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurContent := (SELECT `Content` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurOutput = CONCAT(@cCurVersion, '_', @cCurStructure, '_', @cCurContent, ' - ',@cCurResult);
SET @cOldResult = CONCAT('Rel',@cOldVersion, '_', @cOldStructure, '_', @cOldContent, ' - ','IS NOT APPLIED');
SELECT '* UPDATE SKIPPED *' AS `===== Status =====`,@cOldResult AS `=== Expected ===`,@cCurOutput AS `===== Found Version =====`;
ELSE
SET @cCurVersion := (SELECT `version` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurStructure := (SELECT `STRUCTURE` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurContent := (SELECT `Content` FROM `db_version` ORDER BY `version` DESC, `STRUCTURE` DESC, `CONTENT` DESC LIMIT 0,1);
SET @cCurOutput = CONCAT(@cCurVersion, '_', @cCurStructure, '_', @cCurContent, ' - ',@cCurResult);
SELECT '* UPDATE SKIPPED *' AS `===== Status =====`,@cOldResult AS `=== Expected ===`,@cCurOutput AS `===== Found Version =====`;
END IF;
END IF;
END IF;
END IF;
END $$

DELIMITER ;

-- Execute the procedure
CALL update_mangos();

-- Drop the procedure
DROP PROCEDURE IF EXISTS `update_mangos`;