public static object GetValue(CPkg objEnv, string strExpression, ref int iOffset)
{
Stack<object> stack2 = new Stack<object>();
Stack<string> stack = new Stack<string>();
object objectValue = null;
while (strExpression.Substring(iOffset).Trim().Length > 0)
{
objectValue = RuntimeHelpers.GetObjectValue(_GetObject(objEnv, strExpression, ref iOffset));
string strOper = _GetOper(strExpression, ref iOffset);
if (strOper != "")
{
goto Label_00A1;
}
while (stack.Count > 0)
{
objectValue = RuntimeHelpers.GetObjectValue(_Cal(RuntimeHelpers.GetObjectValue(stack2.Pop()), stack.Pop(), RuntimeHelpers.GetObjectValue(objectValue)));
}
return objectValue;
Label_007E:
objectValue = RuntimeHelpers.GetObjectValue(_Cal(RuntimeHelpers.GetObjectValue(stack2.Pop()), stack.Pop(), RuntimeHelpers.GetObjectValue(objectValue)));
Label_00A1: ;
if ((((stack.Count > 0) && (_Priority(strOper) <= _Priority(stack.Peek()))) ? 1 : 0) != 0)
{
goto Label_007E;
}
stack.Push(strOper);
stack2.Push(RuntimeHelpers.GetObjectValue(objectValue));
}
return GetValue(objectValue);
}
private static object _InvokeDefault(CPkg objEnv, object obj, string strExpression, ref int iOffset)
{
Type type = obj.GetType();
object[] args = _GetParam(objEnv, strExpression, ref iOffset);
MemberInfo[] defaultMembers = type.GetDefaultMembers();
int num2 = defaultMembers.Length - 1;
for (int i = 0; i <= num2; i++)
{
try
{
switch (defaultMembers[i].MemberType)
{
case MemberTypes.Property:
return type.InvokeMember(defaultMembers[i].Name, BindingFlags.GetProperty, null, RuntimeHelpers.GetObjectValue(obj), args);
case MemberTypes.Method:
return type.InvokeMember(defaultMembers[i].Name, BindingFlags.InvokeMethod, null, RuntimeHelpers.GetObjectValue(obj), args);
}
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
Exception exception = exception1;
ProjectData.ClearProjectError();
}
}
throw new ApplicationException(type.Name + "执行Default失败");
}
private static object _Invoke(CPkg objEnv, object obj, string strExpression, ref int iOffset)
{
Match match = Regex.Match(strExpression.Substring(iOffset), @"^(?<name>\w+)");
Type type = obj.GetType();
if (!match.Success)
{
throw new ApplicationException(type.Name + "." + strExpression + "不能匹配");
}
iOffset += match.Length;
object[] args = _GetParam(objEnv, strExpression, ref iOffset);
string strChineseName = match.Groups["name"].Value;
PropertyInfo objPropertyInfo = type.GetProperty("Item");
if (objPropertyInfo != null)
{
try
{
object objTemp = objPropertyInfo.GetValue(obj, new object[] { strChineseName });
if (objTemp != null)
{
return objTemp;
}
}
catch
{
}
}
MemberInfo[] member = type.GetMember(strChineseName);
int num2 = member.Length - 1;
for (int i = 0; i <= num2; i++)
{
try
{
switch (member[i].MemberType)
{
case MemberTypes.Property:
return type.InvokeMember(strChineseName, BindingFlags.GetProperty, null, RuntimeHelpers.GetObjectValue(obj), args);
case MemberTypes.Method:
return type.InvokeMember(strChineseName, BindingFlags.InvokeMethod, null, RuntimeHelpers.GetObjectValue(obj), args);
}
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
Exception exception = exception1;
ProjectData.ClearProjectError();
}
}
throw new ApplicationException(type.Name + "." + match.Groups["name"].Value + "执行失败");
}
private static object[] _GetParam(CPkg objEnv, string strExpression, ref int iOffset)
{
object[] array = new object[0];
Match match = Regex.Match(strExpression.Substring(iOffset), @"^\s*\(");
if (!match.Success)
{
return array;
}
iOffset += match.Length;
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<oper>\))");
if (match.Success)
{
iOffset += match.Length;
return array;
}
while (true)
{
object objectValue = RuntimeHelpers.GetObjectValue(GetValue(objEnv, strExpression, ref iOffset));
Array.Resize<object>(ref array, array.Length + 1);
array[array.Length - 1] = RuntimeHelpers.GetObjectValue(objectValue);
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<oper>\,|\))");
if (!match.Success)
{
throw new ApplicationException("错误的参数: " + strExpression.Substring(iOffset));
}
iOffset += match.Length;
string str = match.Groups["oper"].Value;
if ((str != ",") && (str == ")"))
{
return array;
}
}
}
public static object GetValue(CPkg objEnv, string strExpression)
{
int iOffset = 0;
object objectValue = GetValue(objEnv, strExpression, ref iOffset);
return GetValue(objectValue);
}
private static object _GetObject(CPkg objEnv, string strExpression, ref int iOffset)
{
Match match = null;
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*new\s*(?<DataType>string|integer|decimal|char)\s*\(\s*\)\s*\{", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
object obj3 = null;
switch (match.Groups["DataType"].Value.ToLower())
{
case "string":
obj3 = new string[0];
break;
case "integer":
obj3 = new int[0];
break;
case "decimal":
obj3 = new decimal[0];
break;
case "char":
obj3 = new char[0];
break;
}
while (true)
{
object obj4 = RuntimeHelpers.GetObjectValue(GetValue(objEnv, strExpression, ref iOffset));
object[] objArray4 = new object[] { RuntimeHelpers.GetObjectValue(obj3), Operators.AddObject(NewLateBinding.LateGet(obj3, null, "Length", new object[0], null, null, null), 1) };
bool[] flagArray = new bool[] { true, false };
NewLateBinding.LateCall(null, typeof(Array), "Resize", objArray4, null, null, flagArray, true);
if (flagArray[0])
{
obj3 = RuntimeHelpers.GetObjectValue(objArray4[0]);
}
NewLateBinding.LateIndexSet(obj3, new object[] { Operators.SubtractObject(NewLateBinding.LateGet(obj3, null, "Length", new object[0], null, null, null), 1), RuntimeHelpers.GetObjectValue(obj4) }, null);
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<oper>\,|\})");
if (!match.Success)
{
throw new ApplicationException("错误的表达式: " + strExpression.Substring(iOffset));
}
iOffset += match.Length;
string str2 = match.Groups["oper"].Value;
if ((str2 != ",") && (str2 == "}"))
{
return obj3;
}
}
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>\#Value)");
if (match.Success)
{
iOffset += match.Length;
object[] objArray = _GetParam(objEnv, strExpression, ref iOffset);
if (objArray.Length != 1)
{
return null;
}
return objEnv[objArray[0].ToString(), 0];
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>\#Judge)");
if (match.Success)
{
iOffset += match.Length;
object[] objArray2 = _GetParam(objEnv, strExpression, ref iOffset);
if (objArray2.Length == 1)
{
try
{
return Interaction.IIf(Operators.ConditionalCompareObjectEqual(GetValue(objEnv, Conversions.ToString(objArray2[0])), true, false), 1, 0);
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
Exception exception = exception1;
ProjectData.ClearProjectError();
}
}
return -1;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>StringSplitOptions\.RemoveEmptyEntries)(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return StringSplitOptions.RemoveEmptyEntries;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>StringSplitOptions\.None)(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return StringSplitOptions.None;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>(\-|\+|)\d+\.\d+)");
if (match.Success)
{
iOffset += match.Length;
return decimal.Parse(match.Groups["obj"].Value);
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>(\-|\+|)\d+)");
if (match.Success)
{
iOffset += match.Length;
return int.Parse(match.Groups["obj"].Value);
}
match = Regex.Match(strExpression.Substring(iOffset), "^\\s*\"(?<str>((?<!\\\\)((\\\\.)+)(?!\\\\)|[^\\\\\"])*?)\"c(?=(\\W|$))");
if (match.Success)
{
iOffset += match.Length;
return Regex.Replace(match.Groups["str"].Value, @"\\(.)", "$1")[0];
}
if (Regex.Match(strExpression.Substring(iOffset), @"^\s*Not(?=(\W|$))", RegexOptions.IgnoreCase).Success)
{
return null;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*Nothing(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return null;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*Null(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return null;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*True(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return true;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*False(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return false;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*vbCrLf(?=(\W|$))", RegexOptions.IgnoreCase);
if (match.Success)
{
iOffset += match.Length;
return "\r\n";
}
match = Regex.Match(strExpression.Substring(iOffset), "^\\s*\"(?<str>((?<!\\\\)((\\\\.)+)(?!\\\\)|[^\\\\\"])*?)\"");
if (match.Success)
{
iOffset += match.Length;
return Regex.Replace(match.Groups["str"].Value, @"\\(.)", "$1");
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*\(");
if (match.Success)
{
iOffset += match.Length;
object obj5 = RuntimeHelpers.GetObjectValue(GetValue(objEnv, strExpression, ref iOffset));
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*\)");
if (!match.Success)
{
throw new ApplicationException("无效的子表达式: " + strExpression.Substring(iOffset));
}
iOffset += match.Length;
Regex regex = new Regex(@"^\s*(?<oper>(\.|\())");
for (match = regex.Match(strExpression.Substring(iOffset)); match.Success; match = regex.Match(strExpression.Substring(iOffset)))
{
if (match.Groups["oper"].Value == ".")
{
iOffset += match.Length;
obj5 = RuntimeHelpers.GetObjectValue(_Invoke(objEnv, RuntimeHelpers.GetObjectValue(obj5), strExpression, ref iOffset));
}
else if (obj5.GetType().IsArray)
{
obj5 = RuntimeHelpers.GetObjectValue(((Array)obj5).GetValue(_GetIndices(objEnv, strExpression, ref iOffset)));
}
else
{
obj5 = RuntimeHelpers.GetObjectValue(_InvokeDefault(objEnv, RuntimeHelpers.GetObjectValue(obj5), strExpression, ref iOffset));
}
}
return obj5;
}
match = Regex.Match(strExpression.Substring(iOffset), @"^\s*(?<obj>[$]?(\w|\\.)+)");
if (!match.Success)
{
throw new ApplicationException("获取对象失败: " + strExpression.Substring(iOffset));
}
iOffset += match.Length;
object objectValue = RuntimeHelpers.GetObjectValue(objEnv[Regex.Replace(match.Groups["obj"].Value, @"\\(.)", "$1"), 0]);
Regex regex2 = new Regex(@"^\s*(?<oper>(\.|\())");
for (match = regex2.Match(strExpression.Substring(iOffset)); match.Success; match = regex2.Match(strExpression.Substring(iOffset)))
{
if (match.Groups["oper"].Value == ".")
{
iOffset += match.Length;
objectValue = RuntimeHelpers.GetObjectValue(_Invoke(objEnv, RuntimeHelpers.GetObjectValue(objectValue), strExpression, ref iOffset));
}
else if (objectValue.GetType().IsArray)
{
objectValue = RuntimeHelpers.GetObjectValue(((Array)objectValue).GetValue(_GetIndices(objEnv, strExpression, ref iOffset)));
}
else
{
objectValue = RuntimeHelpers.GetObjectValue(_InvokeDefault(objEnv, RuntimeHelpers.GetObjectValue(objectValue), strExpression, ref iOffset));
}
}
return objectValue;
}
