public override object Execute(IContext context, Stream writer)
{
if (_expression != null)
{
object data = _expression.Execute(context, writer);
if (data != null)
{
string val;
if (data is Array)
{
val = WriteArray((Array)data);
}
else
{
val = data.ToString();
}
byte[] bytes = WebAppConfig.TemplateFileEncoding.GetBytes(val);
writer.Write(bytes, 0, bytes.Length);
}
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
if (_expression is IdentifierExpression)
{
IdentifierExpression ident = (IdentifierExpression)_expression;
object value = ident.Execute(context, writer);
if (Util.IsInteger(value))
{
Int64 tmp = Convert.ToInt64(value) - 1;
if (tmp >= Int32.MinValue && tmp <= Int32.MaxValue)
{
value = (Int32)tmp;
}
else
{
value = tmp;
}
}
else
{
value = Convert.ToDouble(value) - 1;
}
context[ident.Name] = value;
}
else
{
_expression.Execute(context, writer);
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
object lValue = _leftSide.Execute(context, writer);
if (lValue is Function)
{
Function np = lValue as Function;
object result;
object[] args = GetArgs(context, writer);
try
{
result = np.Type.InvokeMember(np.MethodName, BindingFlags.InvokeMethod, null, np.DataObject, args);
}
catch (MissingMethodException ex)
{
throw ex;
}
catch (TargetInvocationException ex)
{
throw ex;
}
return(result);
}
else if (lValue is IList <MethodSchema> )
{
object result;
object[] args = GetArgs(context, writer);
IList <MethodSchema> methods = lValue as IList <MethodSchema>;
try
{
result = MethodInvoker.Invoke(context.Controller, methods, args);
}
catch (MissingMethodException ex)
{
throw ex;
}
catch (TargetInvocationException ex)
{
throw ex;
}
return(result);
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
if (_test != null && Util.ToBool(_test.Execute(context, writer)))
{
_statements.Execute(context, writer);
}
else if (_elseStatements != null)
{
_elseStatements.Execute(context, writer);
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
bool test = Util.ToBool(_test.Execute(context, writer));
if (test)
{
return(_left.Execute(context, writer));
}
else
{
return(_right.Execute(context, writer));
}
}
public override object Execute(IContext context, Stream writer)
{
if (_init != null)
{
EvalCollection(context, _init, writer);
}
while ((_test != null) && Util.ToBool(_test.Execute(context, writer)))
{
_blockStatement.Execute(context, writer);
EvalCollection(context, _inc, writer);
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
object lValue = _left.Execute(context, writer);
object result = null;
IdentifierExpression ident = _right as IdentifierExpression;
if (lValue == null)
{
throw new ParseException(string.Format("variable '{0}' not exists at line: {1} column:{2}", RelatedToken.Data, RelatedToken.StartLocation.LineIndex + 1, RelatedToken.StartLocation.CharacterIndex + 1));
}
else if (lValue is IDictionary)
{
IDictionary dic = lValue as IDictionary;
result = dic[ident.Name];
}
else
{
Type type = lValue.GetType();
if (_isMember)
{
result = new Function(ident.Name, lValue, type);
}
else
{
PropertyInfo pInfo = type.GetProperty(ident.Name, BindingFlags.Public | BindingFlags.Instance);
if (pInfo == null)
{
throw new ParseException(string.Format("variable '{0}' do not have property '{1}' at line: {2} column:{3}", RelatedToken.Data, ident.Name, RelatedToken.StartLocation.LineIndex + 1, RelatedToken.StartLocation.CharacterIndex + 1));
}
else
{
result = pInfo.GetValue(lValue, null);
}
}
}
return(result);
}
public override object Execute(IContext context, Stream writer)
{
return(_expression.Execute(context, writer));
}
public override object Execute(IContext context, Stream writer)
{
object lValue = _leftSide.Execute(context, writer);
object rValue = _expressions.Execute(context, writer);
if (lValue is Array)
{
Array arrRight = (Array)rValue;
if (arrRight.Length == 1)
{
Array arrLeft = (Array)lValue;
return(arrLeft.GetValue(Convert.ToInt32(arrRight.GetValue(0))));
}
else if (arrRight.Length > 1)
{
object o = lValue;
for (int i = 0; i < arrRight.Length; i++)
{
if (o is Array)
{
o = ((Array)o).GetValue(Convert.ToInt32(arrRight.GetValue(i)));
}
else
{
break;
}
}
return(o);
}
else
{
throw new CException("Syntax error, value expected of array");
}
}
else if (lValue is IDictionary)
{
IDictionary dic = (IDictionary)lValue;
Array arrRight = (Array)rValue;
if (arrRight.Length == 1)
{
return(dic[arrRight.GetValue(0)]);
}
}
else if (lValue is IList)
{
IList ls = (IList)lValue;
Array arrRight = (Array)rValue;
if (arrRight.Length == 1)
{
return(ls[Convert.ToInt32(arrRight.GetValue(0))]);
}
}
else
{
Type type = lValue.GetType();
PropertyInfo property = type.GetProperty("Item");
if (property != null)
{
object[] arrRight = (object[])rValue;
return(property.GetValue(lValue, arrRight));
}
}
return(null);
}
public override object Execute(IContext context, Stream writer)
{
object obj = _collection.Execute(context, writer);
object varData = null;
if (context.ContainsKey(_varName))
{
varData = context[_varName];
}
if (obj is IEnumerable)
{
IEnumerable em = (IEnumerable)obj;
int index = 0;
bool isOdd = true;
string indexName = _varName + "_index";
string oddName = _varName + "_odd";
object indexData;
object oddData;
context.TryGetValue(indexName, out indexData);
context.TryGetValue(oddName, out oddData);
foreach (object o in em)
{
try
{
context[_varName] = o;
context[indexName] = index++;
context[oddName] = isOdd;
_blockStatement.Execute(context, writer);
isOdd = !isOdd;
context.Remove(_varName);
context.Remove(indexName);
context.Remove(oddName);
}
catch (BreakException)
{
break;
}
catch (ContinueException)
{
continue;
}
}
if (indexData != null)
{
context[indexName] = indexData;
}
if (oddData != null)
{
context[oddName] = oddData;
}
}
else
{
if (obj != null)
{
PropertyInfo[] properties = obj.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance);
foreach (PropertyInfo info in properties)
{
try
{
context[_varName] = info.GetValue(obj, null);
_blockStatement.Execute(context, writer);
context.Remove(_varName);
}
catch (BreakException)
{
break;
}
catch (ContinueException)
{
continue;
}
}
}
}
if (varData != null)
{
context[_varName] = varData;
}
return(null);
}