void IPlugIn.PreProcessArguments(ActionArgs args, ActionResult result, ViewPage page)
{
_annotations = new List <FieldValue>();
if (args.Values != null)
{
foreach (FieldValue v in args.Values)
{
if (v.Name.StartsWith("_Annotation_") && v.Modified)
{
_annotations.Add(v);
v.Modified = false;
}
}
}
}
protected virtual void ExecuteMethod(ActionArgs args, ActionResult result, ActionPhase phase)
{
bool match = InternalExecuteMethod(args, result, phase, true, true);
if (!(match))
{
match = InternalExecuteMethod(args, result, phase, true, false);
}
if (!(match))
{
match = InternalExecuteMethod(args, result, phase, false, true);
}
if (!(match))
{
InternalExecuteMethod(args, result, phase, false, false);
}
}
public static int ExecuteNonQuery(ActionArgs args, ActionResult result, ViewPage page, DbCommand command)
{
TransactionManager tm = Create(args.Transaction);
if (tm == null)
{
return(command.ExecuteNonQuery());
}
else
if (tm.Status == "complete")
{
return(command.ExecuteNonQuery());
}
int rowsAffected = tm.ExecuteAction(args, result, page);
tm.Arguments.Add(args);
return(rowsAffected);
}
protected virtual string GenerateOutputFileName(ActionArgs args, string outputFileName)
{
args.CommandArgument = args.CommandName;
args.CommandName = "FileName";
List <FieldValue> values = new List <FieldValue>();
values.Add(new FieldValue("FileName", outputFileName));
args.Values = values.ToArray();
ActionResult result = ControllerFactory.CreateDataController().Execute(args.Controller, args.View, args);
foreach (FieldValue v in result.Values)
{
if (v.Name == "FileName")
{
outputFileName = Convert.ToString(v.Value);
break;
}
}
return(outputFileName);
}
void IActionHandler.ExecuteAction(ActionArgs args, ActionResult result)
{
ExecuteMethod(args, result, ActionPhase.Execute);
ExecuteAction(args, result);
}
void IActionHandler.AfterSqlAction(ActionArgs args, ActionResult result)
{
ExecuteMethod(args, result, ActionPhase.After);
AfterSqlAction(args, result);
}
void IActionHandler.BeforeSqlAction(ActionArgs args, ActionResult result)
{
ExecuteMethod(args, result, ActionPhase.Before);
BeforeSqlAction(args, result);
}
protected virtual void ExecuteAction(ActionArgs args, ActionResult result)
{
}
protected virtual void AfterSqlAction(ActionArgs args, ActionResult result)
{
}
protected virtual void BeforeSqlAction(ActionArgs args, ActionResult result)
{
}
private bool InternalExecuteMethod(ActionArgs args, ActionResult result, ActionPhase phase, bool viewMatch, bool argumentMatch)
{
_arguments = args;
_result = result;
bool success = false;
MethodInfo[] methods = GetType().GetMethods((BindingFlags.Public | (BindingFlags.NonPublic | BindingFlags.Instance)));
foreach (MethodInfo method in methods)
{
object[] filters = method.GetCustomAttributes(typeof(ControllerActionAttribute), true);
foreach (ControllerActionAttribute action in filters)
{
if (((action.Controller == args.Controller) || (!(String.IsNullOrEmpty(args.Controller)) && Regex.IsMatch(args.Controller, action.Controller))) && ((!(viewMatch) && String.IsNullOrEmpty(action.View)) || (action.View == args.View)))
{
if ((action.CommandName == args.CommandName) && ((!(argumentMatch) && String.IsNullOrEmpty(action.CommandArgument)) || (action.CommandArgument == args.CommandArgument)))
{
if (action.Phase == phase)
{
ParameterInfo[] parameters = method.GetParameters();
if ((parameters.Length == 2) && ((parameters[0].ParameterType == typeof(ActionArgs)) && (parameters[1].ParameterType == typeof(ActionResult))))
{
method.Invoke(this, new object[] {
args,
result
});
}
else
{
object[] arguments = new object[parameters.Length];
for (int i = 0; (i < parameters.Length); i++)
{
ParameterInfo p = parameters[i];
FieldValue v = SelectFieldValueObject(p.Name);
if (v != null)
{
if (p.ParameterType.Equals(typeof(FieldValue)))
{
arguments[i] = v;
}
else
{
try
{
arguments[i] = DataControllerBase.ConvertToType(p.ParameterType, v.Value);
}
catch (Exception)
{
}
}
}
}
method.Invoke(this, arguments);
success = true;
}
}
}
}
}
}
return(success);
}
private void ExecuteDataExport(ActionArgs args, ActionResult result)
{
if (!(String.IsNullOrEmpty(args.CommandArgument)))
{
string[] arguments = args.CommandArgument.Split(',');
if (arguments.Length > 0)
{
bool sameController = (args.Controller == arguments[0]);
args.Controller = arguments[0];
if (arguments.Length == 1)
{
args.View = "grid1";
}
else
{
args.View = arguments[1];
}
if (sameController)
{
args.SortExpression = null;
}
SelectView(args.Controller, args.View);
}
}
PageRequest request = new PageRequest(-1, -1, null, null);
request.SortExpression = args.SortExpression;
request.Filter = args.Filter;
request.ContextKey = null;
request.PageIndex = 0;
request.PageSize = Int32.MaxValue;
request.View = args.View;
if (args.CommandName.EndsWith("Template"))
{
request.PageSize = 0;
args.CommandName = "ExportCsv";
}
// store export data to a temporary file
string fileName = Path.GetTempFileName();
StreamWriter writer = File.CreateText(fileName);
try
{
ViewPage page = new ViewPage(request);
page.ApplyDataFilter(_config.CreateDataFilter(), args.Controller, args.View, null, null, null);
if (_serverRules == null)
{
_serverRules = _config.CreateBusinessRules();
if (_serverRules == null)
{
_serverRules = CreateBusinessRules();
}
}
_serverRules.Page = page;
_serverRules.ExecuteServerRules(request, ActionPhase.Before);
using (DbConnection connection = CreateConnection())
{
DbCommand selectCommand = CreateCommand(connection);
if ((selectCommand == null) && _serverRules.EnableResultSet)
{
PopulatePageFields(page);
EnsurePageFields(page, null);
}
ConfigureCommand(selectCommand, page, CommandConfigurationType.Select, null);
DbDataReader reader = ExecuteResultSetReader(page);
if (reader == null)
{
reader = selectCommand.ExecuteReader();
}
if (args.CommandName.EndsWith("Csv"))
{
ExportDataAsCsv(page, reader, writer);
}
if (args.CommandName.EndsWith("Rss"))
{
ExportDataAsRss(page, reader, writer);
}
if (args.CommandName.EndsWith("Rowset"))
{
ExportDataAsRowset(page, reader, writer);
}
reader.Close();
}
_serverRules.ExecuteServerRules(request, ActionPhase.After);
}
finally
{
writer.Close();
}
result.Values.Add(new FieldValue("FileName", null, fileName));
}
public int ExecuteAction(ActionArgs args, ActionResult result, ViewPage page)
{
DataTable t = GetTable(args.Controller, null);
if (args.CommandName == "Insert")
{
DataRow r = t.NewRow();
foreach (FieldValue v in args.Values)
{
DataField f = page.FindField(v.Name);
if (f.IsPrimaryKey && f.ReadOnly)
{
object key = null;
if (f.Type == "Guid")
{
key = Guid.NewGuid();
}
else
if (!(PrimaryKeys.TryGetValue(args.Controller, out key)))
{
key = -1;
PrimaryKeys.Add(args.Controller, key);
}
else
{
key = (Convert.ToInt32(key) - 1);
PrimaryKeys[args.Controller] = key;
}
r[v.Name] = key;
result.Values.Add(new FieldValue(v.Name, key));
FieldValue fv = args.SelectFieldValueObject(v.Name);
fv.NewValue = key;
fv.Modified = true;
}
else
if (v.Modified)
{
if (v.NewValue == null)
{
r[v.Name] = DBNull.Value;
}
else
{
r[v.Name] = v.NewValue;
}
}
}
t.Rows.Add(r);
return(1);
}
else
{
DataRow targetRow = null;
foreach (DataRow r in t.Rows)
{
bool matched = true;
foreach (DataField f in page.Fields)
{
if (f.IsPrimaryKey)
{
object kv = r[f.Name];
object kv2 = args.SelectFieldValueObject(f.Name).OldValue;
if (((kv == null) || (kv2 == null)) || !((kv.ToString() == kv2.ToString())))
{
matched = false;
break;
}
}
}
if (matched)
{
targetRow = r;
break;
}
}
if (targetRow == null)
{
return(0);
}
if (args.CommandName == "Delete")
{
t.Rows.Remove(targetRow);
}
else
{
foreach (FieldValue v in args.Values)
{
if (v.Modified)
{
if (v.NewValue == null)
{
targetRow[v.Name] = DBNull.Value;
}
else
{
targetRow[v.Name] = v.NewValue;
}
}
}
}
return(1);
}
}
public static bool InTransaction(ActionArgs args)
{
return(!(String.IsNullOrEmpty(args.Transaction)) && !(args.Transaction.EndsWith(":complete")));
}
