private PermissionPolicyRole GetUserRole()
{
PermissionPolicyRole userRole = ObjectSpace.FirstOrDefault <PermissionPolicyRole>(u => u.Name == DefaultUserRoleName);
if (userRole == null)
{
userRole = ObjectSpace.CreateObject <PermissionPolicyRole>();
userRole.Name = DefaultUserRoleName;
// Allow users to read departments only if their title contains 'Development'.
const string protectedDepartment = "Development";
CriteriaOperator departmentCriteria = new FunctionOperator(FunctionOperatorType.Contains,
new OperandProperty(nameof(Department)), new OperandValue(protectedDepartment)
);
userRole.AddObjectPermission <Department>(SecurityOperations.Read, (!departmentCriteria).ToString() /*"!Contains(Title, 'Development')"*/, SecurityPermissionState.Deny);
// Allow users to read and modify employee records and their fields by criteria.
userRole.AddTypePermissionsRecursively <Employee>(SecurityOperations.Read, SecurityPermissionState.Allow);
userRole.AddTypePermissionsRecursively <Employee>(SecurityOperations.Write, SecurityPermissionState.Allow);
CriteriaOperator employeeCriteria = new FunctionOperator(FunctionOperatorType.Contains,
new OperandProperty(nameof(Employee.Department) + "." + nameof(Department.Title)), new OperandValue(protectedDepartment)
);
userRole.AddObjectPermission <Employee>(SecurityOperations.Delete, employeeCriteria.ToString() /*"Contains(Department.Title, 'Development')"*/, SecurityPermissionState.Allow);
userRole.AddMemberPermission <Employee>(SecurityOperations.Write, nameof(Employee.LastName), (!employeeCriteria).ToString() /*"!Contains(Department.Title, 'Development')"*/, SecurityPermissionState.Deny);
// For more information on criteria language syntax (both string and strongly-typed formats), see https://docs.devexpress.com/CoreLibraries/4928/.
}
return(userRole);
}
public static DateTime GetServerTime(XPObjectSpace xpObjectSpace)
{
CriteriaOperator funcNow = new FunctionOperator(FunctionOperatorType.Now);
DateTime serverTime = (DateTime)xpObjectSpace.Session.Evaluate(typeof(XPObjectType), funcNow, null);
return(serverTime);
}
protected void ModifyFilterExpression(string FieldName, object value, ASPxGridView targetGrid)
{
var criterias = CriteriaColumnAffinityResolver.SplitByColumnNames(CriteriaOperator.Parse(targetGrid.FilterExpression)).Item2;
CriteriaOperator co = null;
if (FieldName == "ProductName")
{
value += "%";
co = new FunctionOperator("Like", new OperandProperty(FieldName), new OperandValue(value));
}
else
{
co = new BinaryOperator(FieldName, value, BinaryOperatorType.Equal);
}
if (!criterias.Keys.Contains(FieldName))
{
criterias.Add(FieldName, co);
}
else
{
criterias[FieldName] = co;
}
targetGrid.FilterExpression = CriteriaOperator.ToString(GroupOperator.And(criterias.Values));
}
public static string GetDisplayName(FunctionOperator op)
{
switch (op)
{
case FunctionOperator.Trim: return("TRIM");
case FunctionOperator.Len: return("LEN");
case FunctionOperator.Left: return("LEFT");
case FunctionOperator.Right: return("RIGHT");
case FunctionOperator.Substring: return("SUBSTRING");
case FunctionOperator.UpperCase: return("UPPER");
case FunctionOperator.LowerCase: return("LOWER");
case FunctionOperator.Like: return("LIKE");
case FunctionOperator.In: return("IN");
default:
{
throw new NotSupportedException("Function operator '" + op + "' was not expected.");
}
}
}
object ICriteriaVisitor.Visit(FunctionOperator theOperator)
{
string OperandFormat = "{2}";
switch (theOperator.OperatorType)
{
case FunctionOperatorType.StartsWith:
OperandFormat = ".ToLower().StartsWith(\"{2}\".ToLower())";
break;
case FunctionOperatorType.EndsWith:
OperandFormat = ".ToLower().EndsWith(\"{2}\".ToLower())";
break;
case FunctionOperatorType.Contains:
OperandFormat = ".ToLower().Contains(\"{2}\".ToLower())";
break;
}
List <string> parameters = new List <string>();
foreach (CriteriaOperator operand in theOperator.Operands)
{
parameters.Add(operand.Accept(this).ToString());
}
parameters.Insert(1, GetFunctionName(theOperator.OperatorType));
return(string.Format("{0}" + OperandFormat, parameters.ToArray()));
}
public CriteriaOperator PrepareCriteria(CriteriaOperator op)
{
if (op is FunctionOperator)
{
var funcOp = new FunctionOperator();
for (int i = 0; i < (op as FunctionOperator).Operands.Count; i++)
funcOp.Operands.Add(PrepareCriteria((op as FunctionOperator).Operands[i]));
return funcOp;
}
else if (op is ConstantValue)
{
var cnst = new ConstantValue((op as ConstantValue).Value);
if (String.Concat((op as ConstantValue).Value).ToLower().IndexOf("@this") > -1)
{
IMemberInfo info;
cnst.Value = ObjectFormatValues.GetValueRecursive((op as ConstantValue).Value.ToString().Replace("@This.", "").Replace("@This", "").Replace("@this.", "").Replace("@this", ""), CurrentObject, out info);
}
return cnst;
}
else if (op is BinaryOperator)
{
var binary = new BinaryOperator();
binary.LeftOperand = PrepareCriteria((op as BinaryOperator).LeftOperand);
binary.RightOperand = PrepareCriteria((op as BinaryOperator).RightOperand);
return binary;
}
else
{
return op;
}
}
string ICriteriaVisitor <string> .Visit(FunctionOperator theOperator)
{
try
{
_isNeedUpper = theOperator.Operands.Any(IsNeedUpper);
var str = OracleFormatterHelper.FormatFunction(obj => Process((CriteriaOperator)obj), theOperator.OperatorType, theOperator.Operands.ToArray());
if (!string.IsNullOrEmpty(str))
{
return(str);
}
var operands = new string[theOperator.Operands.Count];
for (var i = 0; i < theOperator.Operands.Count; i++)
{
operands[i] = Process(theOperator.Operands[i]);
}
str = OracleFormatterHelper.FormatFunction(theOperator.OperatorType, operands);
if (!string.IsNullOrEmpty(str))
{
return(str);
}
return(base.VisitInternal(theOperator));
}
finally
{
_isNeedUpper = false;
}
}
private static Condition Function(FunctionOperator functionOperator)
{
if (ReferenceEquals(functionOperator, null))
{
return(null);
}
OperandProperty opProperty = functionOperator.Operands.Count == 3
? functionOperator.Operands[1] as OperandProperty : functionOperator.Operands[0] as OperandProperty;
OperandValue opValue = functionOperator.Operands.Count > 1
? functionOperator.Operands.Count == 3
? functionOperator.Operands[2] as OperandValue
: functionOperator.Operands[1] as OperandValue
: null;
switch (functionOperator.OperatorType)
{
case FunctionOperatorType.Contains:
return(new Condition(opProperty.PropertyName, Operator.Contains, opValue.Value));
case FunctionOperatorType.StartsWith:
return(new Condition(opProperty.PropertyName, Operator.StartsWith, opValue.Value));
case FunctionOperatorType.EndsWith:
return(new Condition(opProperty.PropertyName, Operator.EndsWith, opValue.Value));
case FunctionOperatorType.IsNullOrEmpty:
return(new Condition(opProperty.PropertyName, Operator.IsNullOrEmpty));
default:
throw new FilterException(string.Format(Resource.UnsupportedOperatorError, functionOperator.OperatorType, "function"));
}
}
protected void gvClients_ProcessColumnAutoFilter(object sender, ASPxGridViewAutoFilterEventArgs e)
{
if (e.Kind != GridViewAutoFilterEventKind.CreateCriteria)
{
return;
}
CriteriaOperator co = CriteriaOperator.Parse(gvClients.FilterExpression);
FindAndRemoveCustomOperator(ref co, e.Column.FieldName);
FunctionOperator fo = null;
if (e.Value.Length > 0)
{
fo = new FunctionOperator(FunctionOperatorType.Custom, EasySearchStatic.Name, e.Value, new OperandProperty(e.Column.FieldName));
}
if (!ReferenceEquals(co, null) || !ReferenceEquals(fo, null))
{
gvClients.FilterExpression = MergeCriterias(co, fo).ToString();
}
else
{
gvClients.FilterExpression = "";
}
e.Criteria = null;
}
protected override object Visit(FunctionOperator theOperator)
{
switch (theOperator.OperatorType)
{
case FunctionOperatorType.IsNullOrEmpty:
return(new BinaryOperator(theOperator.Operands[0], new ConstantValue(null), BinaryOperatorType.Equal));
case FunctionOperatorType.Custom:
var functionName = ((OperandValue)theOperator.Operands[0]).Value.ToString();
if (functionName == IsDuringDaysFunction.FunctionName)
{
var daysOperandValue = ((ConstantValue)theOperator.Operands[2]).Value;
int days = 0 - Convert.ToInt32(daysOperandValue);
return(new BinaryOperator(theOperator.Operands[1],
new ConstantValue(DateTime.Now.Date.AddDays(days)), BinaryOperatorType.Greater));
}
if (functionName == IsLastMonthFunction.FunctionName)
{
DateTime lastMonth = DateTime.Now.AddMonths(-1);
var left = new BinaryOperator(theOperator.Operands[1],
new ConstantValue(Utils.Date.MonthBegin(lastMonth)), BinaryOperatorType.GreaterOrEqual);
var right = new BinaryOperator(theOperator.Operands[1],
new ConstantValue(Utils.Date.MonthEnd(lastMonth)), BinaryOperatorType.LessOrEqual);
return(CriteriaOperator.And(left, right));
}
break;
}
return(base.Visit(theOperator));
}
private static CriteriaOperator CreateExpression(string propertyName)
{
CriteriaOperator op = new BinaryOperator(propertyName, 10, BinaryOperatorType.Divide);
op = new FunctionOperator(FunctionOperatorType.Floor, op);
return(new BinaryOperator(op, new OperandValue(10), BinaryOperatorType.Multiply));
}
public static Boolean ConvertCustomFunctionToValue(FunctionOperator functionOperator, out Object value)
{
Boolean result = false;
value = null;
if ((functionOperator.OperatorType == FunctionOperatorType.Custom)
|| (functionOperator.OperatorType == FunctionOperatorType.CustomNonDeterministic))
{
String customFunctionName = "";
if (functionOperator.Operands[0] is OperandValue)
{
OperandValue operandValue = (OperandValue)functionOperator.Operands[0];
if (operandValue.Value is String)
{
customFunctionName = (String)operandValue.Value;
}
}
if (!String.IsNullOrWhiteSpace(customFunctionName))
{
ICustomFunctionOperator customFunctionOperator = CriteriaOperator.GetCustomFunction(customFunctionName);
if (customFunctionOperator != null)
{
value = customFunctionOperator.Evaluate(functionOperator.Operands);
result = true;
}
}
}
return result;
}
private Guid?ParseBinaryRightValue(CriteriaOperator filter)
{
BinaryOperator binary = filter as BinaryOperator;
if ((object)binary != null)
{
var operandValue = binary.RightOperand as OperandValue;
if ((object)operandValue != null)
{
var value = operandValue.Value;
if (typeof(Guid?).IsInstanceOfType(value))
{
return((Guid?)value);
}
return(Guid.Empty);
}
}
UnaryOperator unary = filter as UnaryOperator;
if ((object)unary != null)
{
return(GuidExtension.UnassignedGuid);
}
FunctionOperator noneFunction = filter as FunctionOperator;
if ((object)noneFunction != null)
{
return(Guid.Empty);
}
return(null);
}
private string GetSqlKeyword(FunctionOperator op, out bool isFormat)
{
isFormat = true;
switch (op)
{
case FunctionOperator.Trim: return(_provider.TrimFunction);
case FunctionOperator.Len: return(_provider.LengthFunction);
case FunctionOperator.Left: return(_provider.LeftFunction);
case FunctionOperator.Right: return(_provider.RightFunction);
case FunctionOperator.Substring: return(_provider.SubstringFunction);
case FunctionOperator.UpperCase: return(_provider.UpperCaseFunction);
case FunctionOperator.LowerCase: return(_provider.LowerCaseFunction);
case FunctionOperator.Like: return(_provider.LikeFunction);
case FunctionOperator.In: isFormat = false; return("IN");
default:
{
throw new NotSupportedException("Function operator " + op + " is not supported.");
}
}
}
public CriteriaOperator PrepareCriteria(CriteriaOperator op)
{
if (op is FunctionOperator)
{
var funcOp = new FunctionOperator();
for (int i = 0; i < (op as FunctionOperator).Operands.Count; i++)
{
funcOp.Operands.Add(PrepareCriteria((op as FunctionOperator).Operands[i]));
}
return(funcOp);
}
else if (op is ConstantValue)
{
var cnst = new ConstantValue((op as ConstantValue).Value);
if (String.Concat((op as ConstantValue).Value).ToLower().IndexOf("@this") > -1)
{
IMemberInfo info;
cnst.Value = ObjectFormatValues.GetValueRecursive((op as ConstantValue).Value.ToString().Replace("@This.", "").Replace("@This", "").Replace("@this.", "").Replace("@this", ""), CurrentObject, out info);
}
return(cnst);
}
else if (op is BinaryOperator)
{
var binary = new BinaryOperator();
binary.LeftOperand = PrepareCriteria((op as BinaryOperator).LeftOperand);
binary.RightOperand = PrepareCriteria((op as BinaryOperator).RightOperand);
return(binary);
}
else
{
return(op);
}
}
public static CriteriaOperator GetLikeUpperCriteria(string propertyName, object requiredValue)
{
FunctionOperator operandProperty = createOperandProperty(propertyName, FunctionOperatorType.Upper);
FunctionOperator operandValue = createOperandValue(requiredValue, FunctionOperatorType.Upper);
return(new BinaryOperator(operandProperty, operandValue, BinaryOperatorType.Like));
}
private void OnCustomDrawCell(object sender, DevExpress.XtraGrid.Views.Base.RowCellCustomDrawEventArgs e)
{
GridView view = sender as GridView;
if (view.OptionsFind.HighlightFindResults && !view.FindFilterText.Equals(string.Empty))
{
CriteriaOperator op = ConvertFindPanelTextToCriteriaOperator(view.FindFilterText, view, false);
if (op is GroupOperator)
{
string findText = view.FindFilterText;
if (HiglightSubString(e, findText))
{
e.Handled = true;
}
}
else if (op is FunctionOperator)
{
FunctionOperator func = op as FunctionOperator;
CriteriaOperator colNameOperator = func.Operands[0];
string colName = colNameOperator.LegacyToString().Replace("[", string.Empty).Replace("]", string.Empty);
if (!e.Column.FieldName.StartsWith(colName))
{
return;
}
CriteriaOperator valueOperator = func.Operands[1];
string findText = valueOperator.LegacyToString().ToLower().Replace("'", "");
if (HiglightSubString(e, findText))
{
e.Handled = true;
}
}
}
}
public Field(string tableName, string fieldName, string fieldAlias, FunctionOperator fieldOperator)
{
m_TableName = tableName;
m_Name = fieldName;
m_Alias = fieldAlias;
m_FieldOperator = fieldOperator;
}
public override void Visit(FunctionOperator theOperator)
{
if (theOperator.OperatorType == FunctionOperatorType.Now)
{
this.errors.Add(new CriteriaValidatorError("Invalid function: now()"));
}
base.Visit(theOperator);
}
protected override Expression VisitConditional(ConditionalExpression node)
{
FunctionOperator result = new FunctionOperator(FunctionOperatorType.Iif);
AppendIifOperands(result, node);
Result = result;
return(node);
}
public IFunctionOperator RegisterFunction(string text, Action <Stack <IOperand>, IBackingStore, long> doOperation,
int parameterCount, int maxParameterCount = 0)
{
var op = new FunctionOperator(OperatorType.Function, doOperation, text, parameterCount, maxParameterCount);
Functions.Add(text, op);
return(op);
}
private void AddFields(Type classType, string fieldName, string fieldAlias, FunctionOperator fieldOperator)
{
ClassMap classMap = null;
classMap = m_Broker.GetClassMap(PersistentObject.GetClassName(classType));
Field field = new Field(classMap.Table.Name, classMap.GetAttributeMap(fieldName).Column.Name, fieldAlias, fieldOperator);
this.m_Fields.Add(field);
}
object ICriteriaVisitor <object> .Visit(FunctionOperator theOperator)
{
Process(theOperator);
foreach (CriteriaOperator @operator in theOperator.Operands)
{
@operator.Accept(this);
}
return(null);
}
private CriteriaToStringVisitResult ConvertCastFunction(FunctionOperator theOperator, Type type)
{
CriteriaToStringVisitResult result = null;
if (theOperator.Operands.Count >= 1)
{
result = new CriteriaToStringVisitResult(String.Format("Cast({0} as {1})", Process(theOperator.Operands[0]).Result, type.FullName));
}
return result;
}
object ICriteriaVisitor.Visit(FunctionOperator theOperator){
if (theOperator.OperatorType != FunctionOperatorType.Custom){
if (IsFullIndexed(theOperator.Operands[0])){
theOperator.OperatorType = FunctionOperatorType.Custom;
theOperator.Operands.Insert(0, new OperandValue(FullTextContainsFunction.FunctionName));
}
}
return theOperator;
}
public override CriteriaOperator Visit(FunctionOperator theOperator)
{
var result = (FunctionOperator)base.Visit(theOperator);
if (!object.ReferenceEquals(theOperator, result))
{
return(null);
}
return(result);
}
private static bool IsValidFuncOperator(FunctionOperator fo, string fieldName)
{
if ((ReferenceEquals(fo, null) ||
((fo.OperatorType != FunctionOperatorType.Custom) && !fo.Operands.Any(f => f.ToString().Contains(fieldName)))))
{
return(false);
}
return(true);
}
protected virtual CriteriaOperator VisitFunction(FunctionOperator theOperator)
{
CriteriaOperatorCollection operands = this.VisitOperands(theOperator.Operands);
if (object.ReferenceEquals(theOperator.Operands, operands))
{
return(theOperator);
}
return(new FunctionOperator(theOperator.OperatorType, operands));
}
private static bool IsRemovable(FunctionOperator fo, string fieldName)
{
if ((ReferenceEquals(fo, null) ||
!fo.Operands.Any(f => f.ToString().Contains(fieldName))))
{
return(false);
}
return(true);
}
object IValueConverter.Convert(object value, Type targetType, object parameter, string language)
{
FunctionOperator op = value as FunctionOperator;
if (object.ReferenceEquals(op, null))
{
return(null);
}
return(((OperandValue)op.Operands[1]).Value);
}
string ICriteriaVisitor <string> .Visit(FunctionOperator theOperator)
{
List <string> parameters = new List <string>();
foreach (CriteriaOperator operand in theOperator.Operands)
{
parameters.Add(operand.Accept(this));
}
return(string.Format("{0}({1})", GetFunctionName(theOperator.OperatorType),
string.Join(", ", parameters.ToArray())));
}
private FunctionOperator ExtractCharIndex(MethodCallExpression node)
{
FunctionOperator result = new FunctionOperator(FunctionOperatorType.CharIndex,
ExtractOperand(SafeGetArgument(node.Arguments, 0)), ExtractOperand(node.Object));
for (int i = 1; i < node.Arguments.Count; i++)
{
result.Operands.Add(ExtractOperand(node.Arguments[i]));
}
return(result);
}
protected override CriteriaOperator VisitFunction(FunctionOperator theOperator)
{
if (theOperator.OperatorType == FunctionOperatorType.StartsWith ||
theOperator.OperatorType == FunctionOperatorType.EndsWith ||
theOperator.OperatorType == FunctionOperatorType.Contains)
{
return(new FunctionOperator(theOperator.OperatorType,
CriteriaVisitor.WrapIntoCustomFunction(theOperator.Operands[0]),
CriteriaVisitor.WrapIntoCustomFunction(theOperator.Operands[1])));
}
return(base.VisitFunction(theOperator));
}
private string CreateWhereClauseFunctionOperator(FunctionOperator oprator)
{
var operands = oprator.Operands;
var operatorType = $"ToLower().{oprator.OperatorType}";
var propertyName = ((OperandProperty)operands[0]).PropertyName;
var value = ((OperandValue)operands[1]).Value;
return($"{propertyName}.{operatorType}(\"{value}\") ");
}
object ICriteriaVisitor.Visit(FunctionOperator theOperator){
Process(theOperator);
if (theOperator.OperatorType == FunctionOperatorType.Custom){
var customFunctionOperator =CriteriaOperator.GetCustomFunction(((OperandValue)theOperator.Operands.First()).Value.ToString());
if (customFunctionOperator != null) {
var parameters =theOperator.Operands.OfType<OperandValue>().Skip(1).Select(operand => operand.Value);
return customFunctionOperator.Evaluate(parameters);
}
}
return theOperator;
}
public Function(FunctionOperator op, Expression[] args)
{
if( op == FunctionOperator.Substring && args.Length == 2 )
{
Expression[] newArgs = new Expression[3];
newArgs[0] = args[0];
newArgs[1] = args[1];
newArgs[2] = new Function(FunctionOperator.Len, new Expression[] {(Expression)args[0].Clone()});
args = newArgs;
}
this.Operator = op;
this.Params = args;
}
protected override string OnCreateLookupDisplayFilter(string text, string displayMember)
{
List<CriteriaOperator> subStringOperators = new List<CriteriaOperator>();
foreach (string sString in text.Split(' '))
{
List<CriteriaOperator> columnsOperators = new List<CriteriaOperator>();
FunctionOperatorType opType = FunctionOperatorType.Contains;
foreach (GridColumn col in Columns)
{
if (col.Visible && col.ColumnType == typeof(string))
{
FunctionOperator fo = new FunctionOperator(opType, new OperandProperty(col.FieldName), sString);
columnsOperators.Add(fo);
}
}
subStringOperators.Add(new GroupOperator(GroupOperatorType.Or, columnsOperators));
}
return new GroupOperator(GroupOperatorType.And, subStringOperators).ToString();
}
public static bool IsBinaryCompatibleLikeFunction(FunctionOperator func)
{
if (object.ReferenceEquals(func, null))
{
return false;
}
if (func.OperatorType != FunctionOperatorType.Custom)
{
return false;
}
if (func.Operands.Count != 3)
{
return false;
}
OperandValue objA = func.Operands[0] as OperandValue;
if (object.ReferenceEquals(objA, null))
{
return false;
}
string nm = objA.Value as string;
return IsName(nm);
}
public object Visit(FunctionOperator theOperator)
{
if (theOperator.OperatorType == FunctionOperatorType.IsNull) {
if (theOperator.Operands.Count == 2) {
return BooleanCriteriaStateObject.Value;
}
return BooleanCriteriaStateObject.Logical;
}
switch (theOperator.OperatorType) {
case FunctionOperatorType.IsOutlookIntervalBeyondThisYear:
case FunctionOperatorType.IsOutlookIntervalEarlierThisMonth:
case FunctionOperatorType.IsOutlookIntervalEarlierThisWeek:
case FunctionOperatorType.IsOutlookIntervalEarlierThisYear:
case FunctionOperatorType.IsOutlookIntervalLastWeek:
case FunctionOperatorType.IsOutlookIntervalLaterThisMonth:
case FunctionOperatorType.IsOutlookIntervalLaterThisWeek:
case FunctionOperatorType.IsOutlookIntervalLaterThisYear:
case FunctionOperatorType.IsOutlookIntervalNextWeek:
case FunctionOperatorType.IsOutlookIntervalPriorThisYear:
case FunctionOperatorType.IsOutlookIntervalToday:
case FunctionOperatorType.IsOutlookIntervalTomorrow:
case FunctionOperatorType.IsOutlookIntervalYesterday:
case FunctionOperatorType.IsNullOrEmpty:
return BooleanCriteriaStateObject.Logical;
case FunctionOperatorType.Custom:
return BooleanCriteriaStateObject.Undefined;
}
return BooleanCriteriaStateObject.Value;
}
object FnBigMul(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if (op == null) { return null; }
object op2 = Process((CriteriaOperator)theOperator.Operands[1]);
if (op2 == null) { return null; }
switch (Type.GetTypeCode(op.GetType())) {
case TypeCode.UInt16:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.SByte:
case TypeCode.Byte:
break;
default:
throw new NotSupportedException(string.Format(CultureInfo.InvariantCulture, FilteringExceptionsText.ExpressionEvaluatorOperatorSubtypeNotSupportedForSpecificOperandType, typeof(FunctionOperator).Name, FunctionOperatorType.BigMul.ToString(), op.ToString()));
}
switch (Type.GetTypeCode(op.GetType())) {
case TypeCode.UInt16:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.SByte:
case TypeCode.Byte:
break;
default:
throw new NotSupportedException(string.Format(CultureInfo.InvariantCulture, FilteringExceptionsText.ExpressionEvaluatorOperatorSubtypeNotSupportedForSpecificOperandType, typeof(FunctionOperator).Name, FunctionOperatorType.BigMul.ToString(), op2.ToString()));
}
return Math.BigMul(Convert.ToInt32(op), Convert.ToInt32(op2));
}
string GetFirstArgumentAsString(FunctionOperator op)
{
return CalcStringArgument(op.Operands[0]);
}
object FnUpper(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
return str.ToUpper(CultureInfo.InvariantCulture);
}
object FnPower(FunctionOperator theOperator)
{
object oper1 = Process((CriteriaOperator)theOperator.Operands[0]);
object oper2 = Process((CriteriaOperator)theOperator.Operands[1]);
if (oper1 == null || oper2 == null) { return null; }
double value1 = GetDoubleArgument(oper1, typeof(FunctionOperator).Name, FunctionOperatorType.Power.ToString());
double value2 = GetDoubleArgument(oper2, typeof(FunctionOperator).Name, FunctionOperatorType.Power.ToString());
return Math.Pow(value1, value2);;
}
public override Object Visit(FunctionOperator theOperator)
{
switch (theOperator.OperatorType)
{
case FunctionOperatorType.ToStr:
return ConvertCastFunction(theOperator, typeof(String));
case FunctionOperatorType.ToDecimal:
return ConvertCastFunction(theOperator, typeof(Decimal));
case FunctionOperatorType.ToDouble:
return ConvertCastFunction(theOperator, typeof(Double));
case FunctionOperatorType.ToFloat:
return ConvertCastFunction(theOperator, typeof(Single));
case FunctionOperatorType.ToInt:
return ConvertCastFunction(theOperator, typeof(Int32));
case FunctionOperatorType.ToLong:
return ConvertCastFunction(theOperator, typeof(Int64));
case FunctionOperatorType.Iif:
if (theOperator.Operands.Count >= 3)
{
return new CriteriaToStringVisitResult(
String.Format("case when ({0}) then {1} else {2} end",
Process(theOperator.Operands[0]).Result,
Process(theOperator.Operands[1]).Result,
Process(theOperator.Operands[2]).Result)
);
}
else
{
return base.Visit(theOperator);
}
case FunctionOperatorType.StartsWith:
return new CriteriaToStringVisitResult(MsSqlFormatterHelper.FormatFunction(
new ProcessParameter((o) => Process((CriteriaOperator)o).Result),
theOperator.OperatorType,
new MsSqlFormatterHelper.MSSqlServerVersion(false, false, false),
theOperator.Operands.ToArray()));
case FunctionOperatorType.Contains:
if (theOperator.Operands.Count >= 2)
{
return new CriteriaToStringVisitResult(
String.Format(CultureInfo.InvariantCulture, "{0} like '%' + {1} + '%'",
Process(theOperator.Operands[0]).Result,
Process(theOperator.Operands[1]).Result)
);
}
else
{
return base.Visit(theOperator);
}
default:
object result;
if (CriteriaToHqlConverterHelper.ConvertCustomFunctionToValue(theOperator, out result))
{
return new CriteriaToStringVisitResult(ValueToString(result));
}
else
{
return base.Visit(theOperator);
}
}
}
object FnLen(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
return str.Length;
}
Object yyparse (yyInput yyLex) {
if (yyMax <= 0) yyMax = 256;
int yyState = 0;
int [] yyStates = new int[yyMax];
Object yyVal = null;
Object [] yyVals = new Object[yyMax];
int yyToken = -1;
int yyErrorFlag = 0;
int yyTop = 0;
goto skip;
yyLoop:
yyTop++;
skip:
for(;; ++yyTop) {
if(yyTop >= yyStates.Length) {
int[] i = new int[yyStates.Length + yyMax];
yyStates.CopyTo(i, 0);
yyStates = i;
Object[] o = new Object[yyVals.Length + yyMax];
yyVals.CopyTo(o, 0);
yyVals = o;
}
yyStates[yyTop] = yyState;
yyVals[yyTop] = yyVal;
yyDiscarded:
for(;;) {
int yyN;
if ((yyN = yyDefRed[yyState]) == 0) {
if(yyToken < 0)
yyToken = yyLex.advance() ? yyLex.token() : 0;
if((yyN = yySindex[yyState]) != 0 && ((yyN += yyToken) >= 0)
&& (yyN < yyTable.Length) && (yyCheck[yyN] == yyToken)) {
yyState = yyTable[yyN];
yyVal = yyLex.value();
yyToken = -1;
if (yyErrorFlag > 0) -- yyErrorFlag;
goto yyLoop;
}
if((yyN = yyRindex[yyState]) != 0 && (yyN += yyToken) >= 0
&& yyN < yyTable.Length && yyCheck[yyN] == yyToken)
yyN = yyTable[yyN];
else
switch(yyErrorFlag) {
case 0:
yyerror("syntax error");
goto case 1;
case 1: case 2:
yyErrorFlag = 3;
do {
if((yyN = yySindex[yyStates[yyTop]]) != 0
&& (yyN += Token.yyErrorCode) >= 0 && yyN < yyTable.Length
&& yyCheck[yyN] == Token.yyErrorCode) {
yyState = yyTable[yyN];
yyVal = yyLex.value();
goto yyLoop;
}
} while (--yyTop >= 0);
yyerror("irrecoverable syntax error");
goto yyDiscarded;
case 3:
if (yyToken == 0)
yyerror("irrecoverable syntax error at end-of-file");
yyToken = -1;
goto yyDiscarded;
}
}
int yyV = yyTop + 1 - yyLen[yyN];
yyVal = yyV > yyTop ? null : yyVals[yyV];
switch(yyN) {
case 1:
#line 54 "grammar.y"
{ result = new CriteriaOperator[0]; }
break;
case 2:
#line 55 "grammar.y"
{ result = ((List<CriteriaOperator>)yyVals[-1+yyTop]).ToArray(); }
break;
case 3:
#line 59 "grammar.y"
{ yyVal = new List<CriteriaOperator>(new CriteriaOperator[] {(CriteriaOperator)yyVals[0+yyTop]}); }
break;
case 4:
#line 60 "grammar.y"
{ yyVal = yyVals[-2+yyTop]; ((List<CriteriaOperator>)yyVal).Add((CriteriaOperator)yyVals[0+yyTop]); }
break;
case 5:
#line 64 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 6:
#line 65 "grammar.y"
{
OperandProperty prop2 = (OperandProperty)yyVals[-2+yyTop];
OperandProperty prop4 = (OperandProperty)yyVals[0+yyTop];
prop2.PropertyName = '<' + prop2.PropertyName + '>' + prop4.PropertyName;
yyVal = prop2;
}
break;
case 7:
#line 74 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 8:
#line 75 "grammar.y"
{ yyVal = new OperandProperty("^"); }
break;
case 9:
#line 79 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 10:
#line 80 "grammar.y"
{
OperandProperty prop1 = (OperandProperty)yyVals[-2+yyTop];
OperandProperty prop3 = (OperandProperty)yyVals[0+yyTop];
prop1.PropertyName += '.' + prop3.PropertyName;
yyVal = prop1;
}
break;
case 11:
#line 89 "grammar.y"
{
AggregateOperand agg = (AggregateOperand)yyVals[0+yyTop];
yyVal = JoinOperand.JoinOrAggreagate((OperandProperty)yyVals[-2+yyTop], null, agg.AggregateType, agg.AggregatedExpression);
}
break;
case 12:
#line 93 "grammar.y"
{
AggregateOperand agg = (AggregateOperand)yyVals[0+yyTop];
yyVal = JoinOperand.JoinOrAggreagate((OperandProperty)yyVals[-5+yyTop], (CriteriaOperator)yyVals[-3+yyTop], agg.AggregateType, agg.AggregatedExpression);
}
break;
case 13:
#line 97 "grammar.y"
{
AggregateOperand agg = (AggregateOperand)yyVals[0+yyTop];
yyVal = JoinOperand.JoinOrAggreagate((OperandProperty)yyVals[-4+yyTop], null, agg.AggregateType, agg.AggregatedExpression);
}
break;
case 14:
#line 101 "grammar.y"
{ yyVal = JoinOperand.JoinOrAggreagate((OperandProperty)yyVals[-3+yyTop], (CriteriaOperator)yyVals[-1+yyTop], Aggregate.Exists, null); }
break;
case 15:
#line 102 "grammar.y"
{ yyVal = JoinOperand.JoinOrAggreagate((OperandProperty)yyVals[-2+yyTop], null, Aggregate.Exists, null); }
break;
case 18:
#line 110 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)null, Aggregate.Count, null); }
break;
case 19:
#line 111 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)null, Aggregate.Exists, null); }
break;
case 20:
#line 112 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)null, Aggregate.Count, null); }
break;
case 21:
#line 113 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)null, Aggregate.Exists, null); }
break;
case 22:
#line 114 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)yyVals[-1+yyTop], Aggregate.Min, null); }
break;
case 23:
#line 115 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)yyVals[-1+yyTop], Aggregate.Max, null); }
break;
case 24:
#line 116 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)yyVals[-1+yyTop], Aggregate.Avg, null); }
break;
case 25:
#line 117 "grammar.y"
{ yyVal = new AggregateOperand((OperandProperty)null, (CriteriaOperator)yyVals[-1+yyTop], Aggregate.Sum, null); }
break;
case 26:
#line 121 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 27:
#line 122 "grammar.y"
{
string paramName = (string)yyVals[0+yyTop];
if(string.IsNullOrEmpty(paramName)) {
OperandValue param = new OperandValue();
resultParameters.Add(param);
yyVal = param;
} else {
bool paramNotFound = true;
foreach(OperandValue v in resultParameters) {
OperandParameter p = v as OperandParameter;
if(ReferenceEquals(p, null))
continue;
if(p.ParameterName != paramName)
continue;
paramNotFound = false;
resultParameters.Add(p);
yyVal = p;
break;
}
if(paramNotFound) {
OperandParameter param = new OperandParameter(paramName);
resultParameters.Add(param);
yyVal = param;
}
}
}
break;
case 28:
#line 148 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 29:
#line 149 "grammar.y"
{ yyVal = yyVals[0+yyTop]; }
break;
case 30:
#line 150 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Multiply ); }
break;
case 31:
#line 151 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Divide ); }
break;
case 32:
#line 152 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Plus ); }
break;
case 33:
#line 153 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Minus ); }
break;
case 34:
#line 154 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Modulo ); }
break;
case 35:
#line 155 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.BitwiseOr ); }
break;
case 36:
#line 156 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.BitwiseAnd ); }
break;
case 37:
#line 157 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.BitwiseXor ); }
break;
case 38:
#line 158 "grammar.y"
{
yyVal = new UnaryOperator( UnaryOperatorType.Minus, (CriteriaOperator)yyVals[0+yyTop] );
try {
if(yyVals[0+yyTop] is OperandValue) {
OperandValue operand = (OperandValue)yyVals[0+yyTop];
if(operand.Value is Int32) {
operand.Value = -(Int32)operand.Value;
yyVal = operand;
break;
} else if(operand.Value is Int64) {
operand.Value = -(Int64)operand.Value;
yyVal = operand;
break;
} else if(operand.Value is Double) {
operand.Value = -(Double)operand.Value;
yyVal = operand;
break;
} else if(operand.Value is Decimal) {
operand.Value = -(Decimal)operand.Value;
yyVal = operand;
break;
} else if(operand.Value is Int16) {
operand.Value = -(Int16)operand.Value;
yyVal = operand;
break;
} else if(operand.Value is SByte) {
operand.Value = -(SByte)operand.Value;
yyVal = operand;
break;
}
}
} catch {}
}
break;
case 39:
#line 191 "grammar.y"
{ yyVal = new UnaryOperator( UnaryOperatorType.Plus, (CriteriaOperator)yyVals[0+yyTop] ); }
break;
case 40:
#line 192 "grammar.y"
{ yyVal = new UnaryOperator( UnaryOperatorType.BitwiseNot, (CriteriaOperator)yyVals[0+yyTop] ); }
break;
case 41:
#line 193 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Equal); }
break;
case 42:
#line 194 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.NotEqual); }
break;
case 43:
#line 195 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Greater); }
break;
case 44:
#line 196 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Less); }
break;
case 45:
#line 197 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.GreaterOrEqual); }
break;
case 46:
#line 198 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.LessOrEqual); }
break;
case 47:
#line 199 "grammar.y"
{ yyVal = new BinaryOperator( (CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Like); }
break;
case 48:
#line 200 "grammar.y"
{ yyVal = new UnaryOperator(UnaryOperatorType.Not, new BinaryOperator( (CriteriaOperator)yyVals[-3+yyTop], (CriteriaOperator)yyVals[0+yyTop], BinaryOperatorType.Like)); }
break;
case 49:
#line 201 "grammar.y"
{ yyVal = new UnaryOperator(UnaryOperatorType.Not, (CriteriaOperator)yyVals[0+yyTop]); }
break;
case 50:
#line 202 "grammar.y"
{ yyVal = GroupOperator.And((CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop]); }
break;
case 51:
#line 203 "grammar.y"
{ yyVal = GroupOperator.Or((CriteriaOperator)yyVals[-2+yyTop], (CriteriaOperator)yyVals[0+yyTop]); }
break;
case 52:
#line 204 "grammar.y"
{ yyVal = yyVals[-1+yyTop]; }
break;
case 53:
#line 205 "grammar.y"
{ yyVal = new UnaryOperator(UnaryOperatorType.IsNull, (CriteriaOperator)yyVals[-2+yyTop]); }
break;
case 54:
#line 206 "grammar.y"
{ yyVal = new UnaryOperator(UnaryOperatorType.Not, new UnaryOperator(UnaryOperatorType.IsNull, (CriteriaOperator)yyVals[-3+yyTop])); }
break;
case 55:
#line 207 "grammar.y"
{ yyVal = new InOperator((CriteriaOperator)yyVals[-2+yyTop], (IEnumerable<CriteriaOperator>)yyVals[0+yyTop]); }
break;
case 56:
#line 208 "grammar.y"
{ yyVal = new BetweenOperator((CriteriaOperator)yyVals[-6+yyTop], (CriteriaOperator)yyVals[-3+yyTop], (CriteriaOperator)yyVals[-1+yyTop]); }
break;
case 57:
#line 209 "grammar.y"
{ yyVal = new UnaryOperator(UnaryOperatorType.IsNull, (CriteriaOperator)yyVals[-1+yyTop]); }
break;
case 58:
#line 210 "grammar.y"
{ yyVal = new FunctionOperator(FunctionOperatorType.IsNull, (CriteriaOperator)yyVals[-3+yyTop], (CriteriaOperator)yyVals[-1+yyTop]); }
break;
case 59:
#line 211 "grammar.y"
{ FunctionOperator fo = new FunctionOperator((FunctionOperatorType)yyVals[-1+yyTop], (IEnumerable<CriteriaOperator>)yyVals[0+yyTop]); lexer.CheckFunctionArgumentsCount(fo.OperatorType, fo.Operands.Count); yyVal = fo; }
break;
case 60:
#line 212 "grammar.y"
{ yyVal = null; }
break;
case 61:
#line 216 "grammar.y"
{ yyVal = yyVals[-1+yyTop]; }
break;
case 62:
#line 217 "grammar.y"
{ yyVal = new List<CriteriaOperator>(); }
break;
case 63:
#line 221 "grammar.y"
{
List<CriteriaOperator> lst = new List<CriteriaOperator>();
lst.Add((CriteriaOperator)yyVals[0+yyTop]);
yyVal = lst;
}
break;
case 64:
#line 226 "grammar.y"
{
List<CriteriaOperator> lst = (List<CriteriaOperator>)yyVals[-2+yyTop];
lst.Add((CriteriaOperator)yyVals[0+yyTop]);
yyVal = lst;
}
break;
#line default
}
yyTop -= yyLen[yyN];
yyState = yyStates[yyTop];
int yyM = yyLhs[yyN];
if(yyState == 0 && yyM == 0) {
yyState = yyFinal;
if(yyToken < 0)
yyToken = yyLex.advance() ? yyLex.token() : 0;
if(yyToken == 0)
return yyVal;
goto yyLoop;
}
if(((yyN = yyGindex[yyM]) != 0) && ((yyN += yyState) >= 0)
&& (yyN < yyTable.Length) && (yyCheck[yyN] == yyState))
yyState = yyTable[yyN];
else
yyState = yyDgoto[yyM];
goto yyLoop;
}
}
}
object FnSign(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) { return null; }
switch(Type.GetTypeCode(op.GetType())) {
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
return 1;
case TypeCode.Decimal:
return (Decimal)Math.Sign((Decimal)op);
case TypeCode.Double:
return (double)Math.Sign((double)op);
case TypeCode.Int16:
return (Int16)Math.Sign((Int16)op);
case TypeCode.Int32:
return (Int32)Math.Sign((Int32)op);
case TypeCode.Int64:
return (Int64)Math.Sign((Int64)op);
case TypeCode.SByte:
return (sbyte)Math.Sign((sbyte)op);
case TypeCode.Single:
return (Single)Math.Sign((Single)op);
default:
throw new NotSupportedException(string.Format(CultureInfo.InvariantCulture, FilteringExceptionsText.ExpressionEvaluatorOperatorSubtypeNotSupportedForSpecificOperandType, typeof(FunctionOperator).Name, FunctionOperatorType.Sign.ToString(), op.ToString()));
}
}
object FnLog(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) { return null; }
double value = GetDoubleArgument(op, typeof(FunctionOperator).Name, FunctionOperatorType.Log.ToString());
#if !(CF || SL)
if (theOperator.Operands.Count >= 2) {
object op2 = Process((CriteriaOperator)theOperator.Operands[1]);
if(op2 == null) { return null; }
double value2 = GetDoubleArgument(op2, typeof(FunctionOperator).Name, FunctionOperatorType.Log.ToString());
return Math.Log(value, value2);
}
#endif
return Math.Log(value);
}
object FnReverse(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
return Reverse(str);
}
object FnReplace(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
string op2 = Process((CriteriaOperator)theOperator.Operands[1]).ToString();
if(op2 == null) { return null; }
string op3 = Process((CriteriaOperator)theOperator.Operands[2]).ToString();
if(op3 == null) { return null; }
return str.Replace(op2, op3);
}
object FnRemove(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if (str == null) { return null; }
int op2 = Convert.ToInt32(Process((CriteriaOperator)theOperator.Operands[1]));
#if CF || SL
int op3 = Convert.ToInt32(Process((CriteriaOperator)theOperator.Operands[2]));
return str.Remove(op2, op3);
#else
if (theOperator.Operands.Count >= 3) {
int op3 = Convert.ToInt32(Process((CriteriaOperator)theOperator.Operands[2]));
return str.Remove(op2, op3);
}
return str.Remove(op2);
#endif
}
public virtual object Visit(FunctionOperator theOperator)
{
Validate(theOperator.Operands);
return null;
}
object FnIsNullOrEmpty(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) return true;
return string.IsNullOrEmpty(op.ToString());
}
object FnSubstring(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
object op2 = Process((CriteriaOperator)theOperator.Operands[1]);
if(op2 == null) { return null; }
int iop2 = (int)op2;
object op3 = null;
if(theOperator.Operands.Count >= 3) {
op3 = Process((CriteriaOperator)theOperator.Operands[2]);
}
if(op3 == null) {
return str.Substring(iop2);
}
else {
return str.Substring(iop2, (int)op3);
}
}
object FnTanh(FunctionOperator theOperator)
{
object result;
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if (op == null) { result = null; }
double value = GetDoubleArgument(op, typeof(FunctionOperator).Name, FunctionOperatorType.Tanh.ToString());
result = Math.Tanh(value);
return result;
}
object FnTrim(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if(str == null) { return null; }
return str.Trim();
}
object FnSqr(FunctionOperator theOperator)
{
object result;
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) { result = null; }
double value = GetDoubleArgument(op, typeof(FunctionOperator).Name, FunctionOperatorType.Sqr.ToString());
if(value < 0) {
throw new ArgumentException("Value can't be negative.");
}
result = Math.Sqrt(value);
return result;
}
object FnPadRight(FunctionOperator theOperator)
{
string str = GetFirstArgumentAsString(theOperator);
if (str == null) { return null; }
object op2 = Process((CriteriaOperator)theOperator.Operands[1]);
if (op2 == null) { return null; }
switch (Type.GetTypeCode(op2.GetType())) {
case TypeCode.UInt16:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.UInt32:
case TypeCode.SByte:
case TypeCode.Byte:
break;
default:
throw new NotSupportedException(string.Format(CultureInfo.InvariantCulture, FilteringExceptionsText.ExpressionEvaluatorOperatorSubtypeNotSupportedForSpecificOperandType, typeof(FunctionOperator).Name, FunctionOperatorType.PadRight.ToString(), op2.ToString()));
}
int totalWidth = Convert.ToInt32(op2);
if (theOperator.Operands.Count >= 3) {
object op3 = Process((CriteriaOperator)theOperator.Operands[2]);
if (op3 == null) { return null; }
if (op3 is char) {
return str.PadRight(totalWidth, (char)op3);
} else if (op3 is string && ((string)op3).Length > 0) {
return str.PadRight(totalWidth, ((string)op3)[0]);
}
}
return str.PadRight(totalWidth);
}
object FnRound(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) { return null; }
switch(Type.GetTypeCode(op.GetType())) {
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
case TypeCode.SByte:
case TypeCode.Byte:
return op;
case TypeCode.Decimal:
#if CF || SL
return (Decimal)Math.Round(Convert.ToDouble(op));
#else
return Math.Round((Decimal)op);
#endif
case TypeCode.Double:
return Math.Round((double)op);
case TypeCode.Single:
return (Single)Math.Round((Single)op);
default:
throw new NotSupportedException(string.Format(CultureInfo.InvariantCulture, FilteringExceptionsText.ExpressionEvaluatorOperatorSubtypeNotSupportedForSpecificOperandType, typeof(FunctionOperator).Name, FunctionOperatorType.Round.ToString(), op.ToString()));
}
}
object FnStr(FunctionOperator theOperator)
{
object op = Process((CriteriaOperator)theOperator.Operands[0]);
if(op == null) { return null; }
return GetStringFromNumber(op, typeof(FunctionOperator).Name, FunctionOperatorType.ToStr.ToString());
}
