/// <summary>
/// Change server in connection string
/// </summary>
/// <param name="pConnectionName">Existing connection string in app.config</param>
/// <param name="pServerName">Replace server name currently in app.config with this server name</param>
public bool ChangeServer(string pConnectionName, string pServerName)
{
try
{
// Assert named connection string pConnectionName exists
if (ConnectionStrings.Cast <ConnectionStringSettings>().FirstOrDefault((css) => css.Name == pConnectionName) != null)
{
Configuration configuration = OpenExeConfiguration(_assemblyHelpers.CallingNamespace());
var section = (ConnectionStringsSection)configuration.GetSection("connectionStrings");
var currentConnectionString = section.ConnectionStrings[pConnectionName].ConnectionString;
var builder = new SqlConnectionStringBuilder
{
ConnectionString = currentConnectionString,
DataSource = pServerName
};
section.ConnectionStrings[pConnectionName].ConnectionString = builder.ConnectionString;
configuration.Save(ConfigurationSaveMode.Modified);
RefreshSection("connectionStrings");
}
return(true);
}
catch (Exception)
{
return(false);
}
}
/// <summary>
/// Change initial catalog for specific connection string
/// </summary>
/// <param name="pConnectionName">Existing connection string in app.config</param>
/// <param name="pCatalog">Replace current catalog with replacement catalog</param>
public void ChangeInitialCatalog(string pConnectionName, string pCatalog)
{
// Assert named connection string pConnectionName exists
if (ConnectionStrings.Cast <ConnectionStringSettings>().FirstOrDefault((css) => css.Name == pConnectionName) != null)
{
Configuration configuration = OpenExeConfiguration(_assemblyHelpers.CallingNamespace());
var section = (ConnectionStringsSection)configuration.GetSection("connectionStrings");
var currentConnectionString = section.ConnectionStrings[pConnectionName].ConnectionString;
var builder = new SqlConnectionStringBuilder
{
ConnectionString = currentConnectionString,
InitialCatalog = pCatalog
};
section.ConnectionStrings[pConnectionName].ConnectionString = builder.ConnectionString;
configuration.Save(ConfigurationSaveMode.Modified);
RefreshSection("connectionStrings");
}
}
/// <summary>
/// Get properties for a single connection string
/// </summary>
/// <param name="pConnectionName"></param>
/// <returns></returns>
public ConnectionProperties Properties(string pConnectionName)
{
var connectionProperties = new ConnectionProperties();
if (ConnectionStrings.Cast <ConnectionStringSettings>().FirstOrDefault((css) => css.Name == pConnectionName) == null)
{
return(connectionProperties);
}
Configuration configuration = OpenExeConfiguration(_assemblyHelpers.CallingNamespace());
var section = (ConnectionStringsSection)configuration.GetSection("connectionStrings");
try
{
var currentConnectionString = section.ConnectionStrings[pConnectionName].ConnectionString;
var builder = new SqlConnectionStringBuilder
{
ConnectionString = currentConnectionString
};
connectionProperties = new ConnectionProperties
{
DataSource = builder.DataSource,
InitialCatalog = builder.InitialCatalog,
Authentication = builder.Authentication,
AttachDbFilename = builder.AttachDBFilename,
IntegratedSecurity = builder.IntegratedSecurity,
IsValid = true
};
}
catch (Exception)
{
connectionProperties.IsValid = false;
}
return(connectionProperties);
}
