public static void RestoreTable(XmlReader rdr, TableDefn table, bool idCol, Hashtable hash)
{
string tablename = table.TableName;
string pluralisedTablename = Pluralizer.Pluralize(tablename);
while (rdr.Read())
{
if (rdr.NodeType == XmlNodeType.Whitespace)
{
}
else if (rdr.NodeType == XmlNodeType.Element && rdr.Name == tablename)
{
RestoreRow(rdr, table, idCol, hash);
}
else if (rdr.NodeType == XmlNodeType.EndElement && rdr.Name == pluralisedTablename)
{
// End of this table
break;
}
else
{
throw new Exception("XML format error in RestoreTable.");
}
}
}
public static void BackupTable(string tablename, BackupFile file, TableDefn table)
{
file.AppendLine(" <" + Pluralizer.Pluralize(tablename) + ">");
string query = "SELECT " + table.SelectCols() + " FROM " + tablename + ";";
IDbConnection dbConn = Connection.Me.GetConnection();
try
{
dbConn.Open();
IDbCommand dbCmd = dbConn.CreateCommand();
dbCmd.CommandType = CommandType.Text;
dbCmd.CommandText = query;
using (IDataReader rdr = dbCmd.ExecuteReader())
{
while (rdr.Read())
{
file.AppendLine(" <" + tablename + ">");
for (int i = 0; i < rdr.FieldCount; i++)
{
//Console.WriteLine(rdr.GetName(i) + "=" + rdr.GetValue(i).ToString());
string key = rdr.GetName(i);
object fldvalue = rdr.GetValue(i);
if (fldvalue != DBNull.Value)
{
fldvalue = Convert.ChangeType(fldvalue, rdr.GetFieldType(i));
string clrtype = table.FindColumn(key).CLRType().Name;
if (fldvalue != null)
{
file.AppendLine(" <" + key + ">" + FormatValue(fldvalue, clrtype) + "</" + key + ">");
}
}
}
file.AppendLine(" </" + tablename + ">");
}
}
}
catch (Exception ex)
{
throw new Exception("There was a problem loading table from query [" + query + "] - " + ex.Message, ex);
}
finally
{
dbConn.Close();
dbConn = null;
}
file.AppendLine(" </" + Pluralizer.Pluralize(tablename) + ">");
}
/// Find a table, given it name (which may be pluralied).
public TableDefn FindTable(string name)
{
foreach (TableDefn t in this.Tables)
{
if (t.TableName.ToLower() == name.ToLower())
{
return(t);
}
if (Pluralizer.Pluralize(t.TableName).ToLower() == name.ToLower())
{
return(t);
}
}
return(null);
}
