public void UpdateTable(object table, string view, object parameters, string rowKey, ref string script, ref bool isInvalid)
{
DataRow drParams = parameters as DataRow;
CiTable ciTable = table as CiTable;
if (ciTable != null && drParams != null)
{
CiMacro ciMacro = ciTable.UpdateMacro;
if (ciMacro != null)
{
ciMacro.Run(drParams);
script = ciMacro.ResultScript;
isInvalid = !MyUtils.IsEmpty(ciMacro.ErrorMessage);
}
}
}
public DataTable SelectTable(object table, string view, object parameters, ref string script)
{
DataRow drParams = parameters as DataRow;
DataTable dt = null;
CiTable ciTable = table as CiTable;
if (ciTable != null)
{
if (parameters != null && parameters.GetType() == typeof(bool))
{
// Do nothing - but can't remember what this is for???
throw new System.Exception("Aha!");
}
else if (ciTable.SelectMacro != null)
{
CiMacro ciMacro = ciTable.SearchMacro;
if (ciMacro != null)
{
ciMacro.Run(drParams, true);
dt = ciMacro.ResultTable;
script = ciMacro.ResultScript;
}
}
else if (ciTable.DataSource != null)
{
dt = ciTable.DataTable;
}
if (dt == null)
{
dt = new DataTable();
}
AddExpressionColumns(ciTable, dt, drParams);
if (MyWebUtils.GetNumberOfColumns(dt) > 0 && !dt.Columns.Contains("RowKey"))
{
dt.Columns.Add("RowKey").Expression = CreateRowKeyExpression(ciTable.RowKey);
}
}
return(dt);
}
private void AddExpressionColumns(CiTable ciTable, DataTable dt, DataRow drParams)
{
if (ciTable != null)
{
foreach (CiField ciField in ciTable.CiFields)
{
string fieldName = ciField.FieldName;
string defaultValue = ciField.Value;
if (!dt.Columns.Contains(fieldName))
{
DataColumn dc = dt.Columns.Add(fieldName);
string expression = "";
if (ciField.Computed)
{
expression = defaultValue;
}
else
{
if (MyUtils.IsEmpty(defaultValue) && drParams != null && drParams.Table.Columns.Contains(fieldName))
{
defaultValue = drParams[fieldName].ToString().Replace("'", "''");
}
expression = string.Format("'{0}'", defaultValue);
}
dc.Expression = expression;
}
else if (ciField.GetType() == typeof(CiField) && !MyUtils.IsEmpty(defaultValue))
{
dt.Columns[fieldName].Expression = string.Format("'{0}'", defaultValue);
}
}
}
}
public void InsertTable(object table, string view, object parameters, ref string rowKey, ref string script, ref bool isInvalid)
{
DataRow drParams = parameters as DataRow;
CiTable ciTable = table as CiTable;
if (ciTable != null)
{
CiMacro ciMacro = ciTable.InsertMacro;
if (ciMacro != null)
{
ciMacro.Run(drParams);
script = ciMacro.ResultScript;
isInvalid = !MyUtils.IsEmpty(ciMacro.ErrorMessage);
DataTable dt = ciMacro.ResultTable;
if (MyWebUtils.GetNumberOfRows(dt) > 0)
{
DataRow dr = dt.Rows[0];
int i = 0;
foreach (string key in ciTable.RowKeyNames)
{
if (i++ > 0)
{
rowKey += ",";
}
if (dt.Columns.Contains(key))
{
rowKey += MyUtils.Coalesce(dr[key], "").ToString();
}
}
}
}
}
}
