public string val_to_qry(string field, db_schema db_ref)
{
schema_field sfld = get_field(field);
return(db_ref.val_toqry(_xr[sfld.AttrName], sfld.TypeField, db_schema.null_value));
}
public string val_to_qry(string val, string field, db_schema db_ref)
{
return(db_ref.val_toqry(val == null ? db_schema.null_value : val, get_field(field).TypeField, db_schema.null_value));
}
public void xmldata_to_table(db_schema db, string table)
{
List <schema_field> cols = db.table_fields(table);
// cols
using (GotDotNet.XPath.XPathReader xr = new GotDotNet.XPath.XPathReader(data_path(table), "/root/data")) {
if (xr.ReadUntilMatch())
{
while (xr.MoveToNextAttribute())
{
schema_field field = findField(cols, xr.Value);
if (field == null)
{
continue;
}
field.AttrName = xr.Name;
}
}
else
{
throw new Exception("la struttura xml del file data della tabella '" + table + "' non è corretta");
}
}
// insert rows
bool identity = db.type == dbType.sqlserver && cols.FirstOrDefault(x => x.AutoNumber) != null;
if (identity)
{
db.set_identity(table, true);
}
try {
using (GotDotNet.XPath.XPathReader xr = new GotDotNet.XPath.XPathReader(data_path(table), "/root/rows/row")) {
string header = string.Format("INSERT INTO {0} ({1})", table, string.Join(", ", cols.Select(x => "[" + x.Name + "]")));
while (xr.ReadUntilMatch())
{
db.exec(header + " VALUES (" + string.Join(", ", cols.Select(x => db.val_toqry(xr[x.AttrName], x.TypeField, type, _nullxml))) + ")");
}
}
}
finally { if (identity)
{
db.set_identity(table, false);
}
}
}
