public bool GenerateScripts(XmlDocument xmlConfig)
{
const string header =
@"-- DDL Scripts generated by VITA DB Tool.
-- Generated on: {0}
-- Target database: {1}
-- Executed by user {2} on machine {3}.
";
_config = new DbUpdateConfig(xmlConfig);
Util.Check(File.Exists(_config.AssemblyPath), "Assembly file '{0}' not found.", _config.AssemblyPath);
var asm = Assembly.LoadFrom(_config.AssemblyPath);
var appType = asm.GetType(_config.AppClassName);
Util.Check(appType != null, "Type {0} not found in target assembly.");
// Using NonPublic flag to allow internal constructor;
// EntityApp must have a parameterless constructor, but it may be made internal, to hide from regular code
var flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
var appObj = Activator.CreateInstance(appType, flags, null, null, null);
Util.Check(appObj != null, "Failed to create instance of class {0}.", _config.AppClassName);
var entApp = appObj as EntityApp;
Util.Check(entApp != null, "The target instance of class {0} is not an EntityApp instance.", _config.AppClassName);
entApp.Init();
var dbSettings = new DbSettings(_config.Driver, _config.DbOptions, _config.ConnectionString,
upgradeMode: DbUpgradeMode.Always, upgradeOptions: _config.ModelUpdateOptions);
/*
* var schemas = entApp.Areas.Select(a => a.Name).ToList();
* dbSettings.SetSchemas(schemas);
*/
var log = new BufferedLog(LogContext.SystemLogContext);
var dbModelBuilder = new DbModelBuilder(entApp.Model, dbSettings.ModelConfig, log);
var dbModel = dbModelBuilder.Build();
var db = new Database(dbModel, dbSettings);
var updateMgr = new DbUpgradeManager(db, log);
var upgrades = updateMgr.BuildUpgradeInfo();
var ddlSep = dbModel.Driver.SqlDialect.DDLSeparator;
var ddl = string.Join(ddlSep, upgrades.AllScripts.Select(scr => scr.Sql));
if (string.IsNullOrEmpty(ddl))
{
ddl = "-- (No changes detected)";
}
var text = string.Format(header, DateTime.Now.ToString("s"), _config.ConnectionString, "(unknown)", Environment.MachineName) + ddl;
File.WriteAllText(_config.OutputPath, text);
_feedback.WriteLine(" Generated {0} scripts.", upgrades.AllScripts.Count);
_feedback.WriteLine(" DDL scripts are saved to '{0}'", _config.OutputPath);
return(true);
}
public bool GenerateScripts(XmlDocument xmlConfig)
{
const string header =
@"-- DDL Scripts generated by VITA DB Tool.
-- Generated on: {0}
-- Target database: {1}
-- Executed by user {2} on machine {3}.
";
_config = new DbUpdateConfig(xmlConfig);
Util.Check(File.Exists(_config.AssemblyPath), "Assembly file '{0}' not found.", _config.AssemblyPath);
var asm = Assembly.LoadFrom(_config.AssemblyPath);
var appType = asm.GetType(_config.AppClassName);
Util.Check(appType != null, "Type {0} not found in target assembly.");
// Using NonPublic flag to allow internal constructor;
// EntityApp must have a parameterless constructor, but it may be made internal, to hide from regular code
var flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
var appObj = Activator.CreateInstance(appType, flags, null, null, null);
Util.Check(appObj != null, "Failed to create instance of class {0}.", _config.AppClassName);
var entApp = appObj as EntityApp;
Util.Check(entApp != null, "The target instance of class {0} is not an EntityApp instance.", _config.AppClassName);
entApp.Init();
var dbSettings = new DbSettings(_config.Driver, _config.DbOptions, _config.ConnectionString,
upgradeMode: DbUpgradeMode.Always, upgradeOptions: _config.ModelUpdateOptions);
var schemas = entApp.Areas.Select(a => a.Name).ToList();
dbSettings.SetSchemas(schemas);
var db = new Database(entApp, dbSettings);
var ds = new DataSource(null, db);
var updateMgr = new DbUpgradeManager(ds);
var upgrades = updateMgr.BuildUpgradeInfo();
var ddl = string.Join(_config.Driver.DDLSeparator, upgrades.AllScripts.Select(scr => scr.Sql));
if (string.IsNullOrEmpty(ddl))
ddl = "-- (No changes detected)";
var text = string.Format(header, DateTime.Now.ToString("s"), _config.ConnectionString, Environment.UserName, Environment.MachineName) + ddl;
File.WriteAllText(_config.OutputPath, text);
_feedback.WriteLine(" Generated {0} scripts.", upgrades.AllScripts.Count);
_feedback.WriteLine(" DDL scripts are saved to '{0}'", _config.OutputPath);
return true;
}
