private static object CalulateFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
var member = (Member)callerContext;
switch (funcName)
{
case "Gender":
result = member.Gender;
break;
case "Age":
result = member.Age;
break;
case "AnnualHouseholdIncome":
result = member.AnnualHouseholdIncome;
break;
case "FamilyComposition":
result = member.FamilyComposition;
break;
case "HousePaymentPrice":
result = member.HousePaymentPrice;
break;
case "NativePlace":
result = member.NativePlace;
break;
case "RegisteredPermanentResidence":
result = member.RegisteredPermanentResidence;
break;
}
return result;
}
private static object ExpCalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
ExpContext context = (ExpContext)callerContext;
switch (funcName.ToLower())
{
case "users":
result = "USERS";
break;
case "organizations":
result = "ORGANIZATIONS";
break;
case "groups":
result = "GROUPS";
break;
case "belongto":
result = CalculateBelongTo((string)arrParams[0].Value, (string)arrParams[1].Value, (string)arrParams[2].Value, context);
break;
case "userrank":
result = CompareUserRank((string)arrParams[0].Value, (string)arrParams[1].Value, context);
break;
}
return(result);
}
private static object UserFunctionImpl(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName.ToLower())
{
case "power":
result = Math.Pow(Decimal.ToDouble((decimal)arrParams[0].Value),
Decimal.ToDouble((decimal)arrParams[1].Value));
break;
case "expparse":
result = ExpressionParser.Parse((string)arrParams[0].Value).Identifiers.ToString();
break;
case "author":
result = "Shen Zheng";
break;
default:
if (BuiltInFunctionsCalculator.Instance.IsFunction(funcName))
result = BuiltInFunctionHelper.ExecuteFunction(funcName, BuiltInFunctionsCalculator.Instance, arrParams, callerContext);
else
throw new ApplicationException(string.Format("'{0}'是一个无法识别的标识符.", funcName));
break;
}
return result;
}
private static object UserFunctionImpl(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName.ToLower())
{
case "power":
result = Math.Pow(Decimal.ToDouble((decimal)arrParams[0].Value),
Decimal.ToDouble((decimal)arrParams[1].Value));
break;
case "expparse":
result = ExpressionParser.Parse((string)arrParams[0].Value).Identifiers.ToString();
break;
case "author":
result = "Shen Zheng";
break;
default:
if (BuiltInFunctionsCalculator.Instance.IsFunction(funcName))
{
result = BuiltInFunctionHelper.ExecuteFunction(funcName, BuiltInFunctionsCalculator.Instance, arrParams, callerContext);
}
else
{
throw new ApplicationException(string.Format("'{0}'是一个无法识别的标识符.", funcName));
}
break;
}
return(result);
}
public override object GetValue(ISCConditionCalculatingContext context, ParamObjectCollection arrParams)
{
object result = context.CurrentObject.Properties.GetValue<string>(this.SchemaAndPropertyName.PropertyName, null);
if (result == null)
result = string.Empty;
return result;
}
internal object OnCalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (ConditionUserFunction != null)
result = ConditionUserFunction(funcName, arrParams, callerContext);
return result;
}
public object CalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (this.IsFunction(funcName))
result = BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext);
return result;
}
public object CalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName.ToLower())
{
case "currentuserinrole": //CurrentUserInRole
CheckParamsCount(funcName, arrParams, 1);
result = CurrentUserInRole((string)arrParams[0].Value, callerContext);
break;
case "userinrole": //UserInRole
CheckParamsCount(funcName, arrParams, 2);
if (arrParams[1].Value == null)
result = false;
else
{
(arrParams[1].Value is IUser).FalseThrow("用户自定义函数{0}的第二个参数值必须是IUser类型", funcName);
result = UserInRole((string)arrParams[0].Value, (IUser)arrParams[1].Value, callerContext);
}
break;
case "aresamecandidates": //AreSameCandidates
(arrParams.Count == 0 || arrParams.Count == 2).FalseThrow("用户自定义函数{0}必须没有参数或者有两个参数", funcName);
switch (arrParams.Count)
{
case 0:
result = AreSameCandidates(callerContext);
break;
case 2:
result = AreSameCandidates((string)arrParams[0].Value, (string)arrParams[1].Value, callerContext);
break;
}
break;
case "branchesreturnvalue": //BranchesReturnValue
result = BranchesReturnValue(callerContext);
break;
case "alltrue": //AllTrue
result = BranchProcessReturnType.AllTrue.ToString();
break;
case "allfalse": //AllFalse
result = BranchProcessReturnType.AllFalse.ToString();
break;
case "partialtrue": //PartialTrue
result = BranchProcessReturnType.PartialTrue.ToString();
break;
case "containsuser": //ContainsUser
result = ContainsUserImpl(funcName, arrParams, callerContext);
break;
case "allelapsedoperators": //AllElapsedOperators
result = AllElapsedOperators(callerContext);
break;
}
return result;
}
public override object GetValue(ISCConditionCalculatingContext context, ParamObjectCollection arrParams)
{
object result = context.CurrentObject.Properties.GetValue <string>(this.SchemaAndPropertyName.PropertyName, null);
if (result == null)
{
result = string.Empty;
}
return(result);
}
public object CalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (this.IsFunction(funcName))
{
result = BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext);
}
return(result);
}
internal object OnCalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (ConditionUserFunction != null)
{
result = ConditionUserFunction(funcName, arrParams, callerContext);
}
return(result);
}
private static bool ContainsUserImpl(string funcName, ParamObjectCollection arrParams, object callerContext)
{
CheckParamsCount(funcName, arrParams, 2);
(arrParams[0].Value is IEnumerable<IUser>).FalseThrow("用户自定义函数{0}的第一个参数值必须是IEnumerable<IUser>类型", funcName);
(arrParams[1].Value is IUser).FalseThrow("用户自定义函数{0}的第二个参数值必须是IUser类型", funcName);
IEnumerable<IUser> users = (IEnumerable<IUser>)arrParams[0].Value;
IUser target = (IUser)arrParams[1].Value;
return users.Contains(target, OguObjectIDEqualityComparer<IUser>.Default);
}
private static bool ContainsUserImpl(string funcName, ParamObjectCollection arrParams, object callerContext)
{
CheckParamsCount(funcName, arrParams, 2);
(arrParams[0].Value is IEnumerable <IUser>).FalseThrow("用户自定义函数{0}的第一个参数值必须是IEnumerable<IUser>类型", funcName);
(arrParams[1].Value is IUser).FalseThrow("用户自定义函数{0}的第二个参数值必须是IUser类型", funcName);
IEnumerable <IUser> users = (IEnumerable <IUser>)arrParams[0].Value;
IUser target = (IUser)arrParams[1].Value;
return(users.Contains(target, OguObjectIDEqualityComparer <IUser> .Default));
}
/// <summary>
/// 执行函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="target"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public static object ExecuteFunction(string funcName, object target, ParamObjectCollection arrParams, object callerContext)
{
target.NullCheck("target");
BuiltInFunctionInfoCollection funcsInfo = GetBuiltInFunctionsInfo(target.GetType());
object result = null;
if (funcsInfo.Contains(funcName))
result = funcsInfo[funcName].ExecuteFunction(target, arrParams, callerContext);
return result;
}
/// <summary>
/// 执行静态函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="type"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public static object ExecuteFunction(string funcName, Type type, ParamObjectCollection arrParams, object callerContext)
{
type.NullCheck("type");
BuiltInFunctionInfoCollection funcsInfo = GetBuiltInFunctionsInfo(type);
object result = null;
if (funcsInfo.Contains(funcName))
result = funcsInfo[funcName].ExecuteFunction(null, arrParams, callerContext);
return result;
}
/// <summary>
/// 计算内置函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public object Calculate(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (WfCreateActivityBuiltInFunctions.Instance.IsFunction(funcName) == false)
{
result = MatchedActivityKey(funcName, (WfCreateActivityFunctionContext)callerContext);
if (result == null || (string)result == string.Empty)
throw new InvalidOperationException(string.Format("\"{0}\"是非法的函数名称", funcName));
}
else
result = BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext);
return result;
}
public object GetUserFunctionValue(string strFuncName, ParamObjectCollection arrParams)
{
object oValue = null;
if (this.CalculateUserFunction != null)
{
oValue = this.CalculateUserFunction(strFuncName, arrParams, this.CallerContxt);
}
else
if (this.BuiltInFunctionsWrapper != null)
{
oValue = BuiltInFunctionHelper.ExecuteFunction(strFuncName, this.BuiltInFunctionsWrapper, arrParams, this.CallerContxt);
}
return oValue;
}
private static object CallUserFunctionsPlugIns(string funcName, ParamObjectCollection paramObjects, object callerContext)
{
object result = null;
foreach (IWfCalculateUserFunction uf in WfActionSettings.GetConfig().Functions)
{
result = uf.CalculateUserFunction(funcName, paramObjects, callerContext);
if (result != null)
{
break;
}
}
return(result);
}
/// <summary>
/// 计算内置函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public object Calculate(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
if (WfCreateActivityBuiltInFunctions.Instance.IsFunction(funcName) == false)
{
result = MatchedActivityKey(funcName, (WfCreateActivityFunctionContext)callerContext);
if (result == null || (string)result == string.Empty)
{
throw new InvalidOperationException(string.Format("\"{0}\"是非法的函数名称", funcName));
}
}
else
{
result = BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext);
}
return(result);
}
private static object InternalCalculateFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
List<int> list = (List<int>)callerContext;
object result = false;
switch (funcName.ToLower())
{
case "data1":
result = 1;
list.Add(1);
break;
case "data2":
result = 2;
list.Add(2);
break;
}
return result;
}
private static object CalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
SCConditionCalculatingContext context = (SCConditionCalculatingContext)callerContext;
object result = null;
if (SCBuiltInFunctionsCalculator.Instance.IsFunction(funcName))
{
//如果是内置函数，则返回内置函数的结果
result = SCBuiltInFunctionsCalculator.Instance.Calculate(funcName, arrParams, context);
}
else
{
//根据函数名称，获取属性访问器
SCPropertyAccessorBase accessor = GetPropertyAccessor(funcName, context);
result = accessor.GetValue(context, arrParams);
}
return(result);
}
internal object FireEvaluateDynamicResourceCondition(string funcName, ParamObjectCollection paramObjects, object callerContext)
{
object result = null;
if (EvaluateDynamicResourceCondition != null)
{
result = EvaluateDynamicResourceCondition(funcName, paramObjects, callerContext);
}
if (result == null && paramObjects.Count == 0)
{
result = GetConditionValueFromAppRuntimeParameters((WfConditionDescriptor)callerContext, funcName);
}
if (result == null)
{
result = CallUserFunctionsPlugIns(funcName, paramObjects, callerContext);
}
return(result);
}
private static object InternalCalculateFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
List <int> list = (List <int>)callerContext;
object result = false;
switch (funcName.ToLower())
{
case "data1":
result = 1;
list.Add(1);
break;
case "data2":
result = 2;
list.Add(2);
break;
}
return(result);
}
private static object EvaluateRoleMatrixCondition(string funcName, ParamObjectCollection paramObjects, object callerContext)
{
object result = null;
switch (funcName.ToLower())
{
case "rowoperators":
result = CalculateRowOperators();
break;
case "rowoperators.count":
result = CalculateRowOperators().Count;
break;
default:
result = WfRuntime.ProcessContext.FireEvaluateRoleMatrixCondition(funcName, paramObjects, callerContext);
break;
}
return(result);
}
private static object CalulateFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
var member = (Member)callerContext;
switch (funcName)
{
case "Gender":
result = member.Gender;
break;
case "Age":
result = member.Age;
break;
case "AnnualHouseholdIncome":
result = member.AnnualHouseholdIncome;
break;
case "FamilyComposition":
result = member.FamilyComposition;
break;
case "HousePaymentPrice":
result = member.HousePaymentPrice;
break;
case "NativePlace":
result = member.NativePlace;
break;
case "RegisteredPermanentResidence":
result = member.RegisteredPermanentResidence;
break;
}
return(result);
}
/// <summary>
/// 计算内置函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public object Calculate(string funcName, ParamObjectCollection arrParams, object callerContext)
{
return(BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext));
}
private static object CallUserFunctionsPlugIns(string funcName, ParamObjectCollection paramObjects, object callerContext)
{
object result = null;
foreach (IWfCalculateUserFunction uf in WfActionSettings.GetConfig().Functions)
{
result = uf.CalculateUserFunction(funcName, paramObjects, callerContext);
if (result != null)
break;
}
return result;
}
internal object FireEvaluateDynamicResourceCondition(string funcName, ParamObjectCollection paramObjects, object callerContext)
{
object result = null;
if (EvaluateDynamicResourceCondition != null)
result = EvaluateDynamicResourceCondition(funcName, paramObjects, callerContext);
if (result == null && paramObjects.Count == 0)
result = GetConditionValueFromAppRuntimeParameters((WfConditionDescriptor)callerContext, funcName);
if (result == null)
result = CallUserFunctionsPlugIns(funcName, paramObjects, callerContext);
return result;
}
public abstract object GetValue(ISCConditionCalculatingContext context, ParamObjectCollection arrParams);
private static void CheckParamsCount(string funcName, ParamObjectCollection arrParams, int count)
{
(arrParams.Count == count).FalseThrow("用户自定义函数\"{0}\"必须有{1}个参数", funcName, count);
}
/// <summary>
/// 计算所有参数都已经准备好了的函数
/// </summary>
/// <param name="strFuncName"></param>
/// <param name="arrParams"></param>
/// <param name="calcContext"></param>
/// <returns></returns>
private static object CalculateFunctionWithParameters(string strFuncName, ParamObjectCollection arrParams, CalculateContext calcContext)
{
object oValue = null;
try
{
switch (strFuncName.ToLower())
{
case "now":
oValue = DateTime.Now;
break;
case "today":
oValue = DateTime.Today;
break;
case "dateinterval.day":
oValue = "d";
break;
case "dateinterval.hour":
oValue = "h";
break;
case "dateinterval.minute":
oValue = "n";
break;
case "dateinterval.second":
oValue = "s";
break;
case "dateinterval.millisecond":
oValue = "ms";
break;
case "datediff":
oValue = DoDateDiff(arrParams);
break;
case "mindate":
oValue = DateTime.MinValue;
break;
case "maxdate":
oValue = DateTime.MaxValue;
break;
//default:
// {
// if (calcContext.CalculateUserFunction != null)
// oValue = calcContext.CalculateUserFunction(strFuncName, arrParams, calcContext.CallerContxt);
// break;
// }
}
return oValue;
}
catch (ParsingException)
{
throw;
}
catch (System.Exception ex)
{
throw new SystemSupportException(string.Format(ExpressionParserRes.FunctionError, strFuncName, ex.Message));
}
}
private static object DoInFunction(ParamObjectCollection arrParams, CalculateContext calcContext)
{
bool result = false;
if (arrParams.Count > 0)
{
object sourceData = arrParams[0].Value;
for (int i = 1; i < arrParams.Count; i++)
{
if ((bool)CompareEqualOP(sourceData, arrParams[i].Value, 0))
{
result = true;
break;
}
}
}
return result;
}
private static void CheckParamsCount(string funcName, ParamObjectCollection arrParams, int count)
{
(arrParams.Count == count).FalseThrow("用户自定义函数\"{0}\"必须有{1}个参数", funcName, count);
}
/// <summary>
/// 计算内置函数
/// </summary>
/// <param name="funcName"></param>
/// <param name="arrParams"></param>
/// <param name="callerContext"></param>
/// <returns></returns>
public object Calculate(string funcName, ParamObjectCollection arrParams, object callerContext)
{
return BuiltInFunctionHelper.ExecuteFunction(funcName, this, arrParams, callerContext);
}
public abstract object GetValue(ISCConditionCalculatingContext context, ParamObjectCollection arrParams);
private object ProcessContext_EvaluateDynamicResourceCondition(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName)
{
case "Requestor":
List <IUser> users = new List <IUser>();
users.Add((IUser)OguObjectSettings.GetConfig().Objects["requestor"].Object);
users.Add((IUser)OguObjectSettings.GetConfig().Objects["approver1"].Object);
result = users;
break;
case "EmptyUser":
OguUser user = new OguUser("FakeID");
user.ID = string.Empty;
result = user;
break;
}
return(result);
}
private static object ExpCalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
ExpContext context = (ExpContext)callerContext;
switch (funcName.ToLower())
{
case "users":
result = "USERS";
break;
case "organizations":
result = "ORGANIZATIONS";
break;
case "groups":
result = "GROUPS";
break;
case "belongto":
result = CalculateBelongTo((string)arrParams[0].Value, (string)arrParams[1].Value, (string)arrParams[2].Value, context);
break;
case "userrank":
result = CompareUserRank((string)arrParams[0].Value, (string)arrParams[1].Value, context);
break;
}
return result;
}
/// <summary>
/// 计算表达式字典
/// </summary>
/// <param name="strFuncName"></param>
/// <param name="arrParams"></param>
/// <param name="calcContext"></param>
/// <returns></returns>
private static object CalculateExpressionDictionary(string strFuncName, ParamObjectCollection arrParams, CalculateContext calcContext)
{
ExpressionDictionaryCollection dictionaries = (ExpressionDictionaryCollection)ObjectContextCache.Instance.GetOrAddNewValue(
"ExpressionDictionaries",
(cache, key) =>
{
ExpressionDictionaryCollection expDicts = new ExpressionDictionaryCollection();
expDicts.InitFromConfiguration(ExpressionDictionarySettings.GetConfig());
cache.Add("ExpressionDictionaries", expDicts);
return expDicts;
});
ExpressionDictionary dictionary = dictionaries[strFuncName];
object oValue = null;
if (dictionary != null)
{
ExpressionDictionaryCalculatorContext context = new ExpressionDictionaryCalculatorContext(dictionary, calcContext.CallerContxt);
string key = string.Empty;
if (arrParams.Count > 0 && arrParams[0].Value != null)
key = arrParams[0].Value.ToString();
oValue = dictionary.Calculator.Calculate(strFuncName, key, context);
}
return oValue;
}
private object ProcessContext_EvaluateDynamicResourceCondition(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName)
{
case "Requestor":
List<IUser> users = new List<IUser>();
users.Add((IUser)OguObjectSettings.GetConfig().Objects["requestor"].Object);
users.Add((IUser)OguObjectSettings.GetConfig().Objects["approver1"].Object);
result = users;
break;
case "EmptyUser":
OguUser user = new OguUser("FakeID");
user.ID = string.Empty;
result = user;
break;
}
return result;
}
public object CalculateUserFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
object result = null;
switch (funcName.ToLower())
{
case "currentuserinrole": //CurrentUserInRole
CheckParamsCount(funcName, arrParams, 1);
result = CurrentUserInRole((string)arrParams[0].Value, callerContext);
break;
case "userinrole": //UserInRole
CheckParamsCount(funcName, arrParams, 2);
if (arrParams[1].Value == null)
{
result = false;
}
else
{
(arrParams[1].Value is IUser).FalseThrow("用户自定义函数{0}的第二个参数值必须是IUser类型", funcName);
result = UserInRole((string)arrParams[0].Value, (IUser)arrParams[1].Value, callerContext);
}
break;
case "aresamecandidates": //AreSameCandidates
(arrParams.Count == 0 || arrParams.Count == 2).FalseThrow("用户自定义函数{0}必须没有参数或者有两个参数", funcName);
switch (arrParams.Count)
{
case 0:
result = AreSameCandidates(callerContext);
break;
case 2:
result = AreSameCandidates((string)arrParams[0].Value, (string)arrParams[1].Value, callerContext);
break;
}
break;
case "branchesreturnvalue": //BranchesReturnValue
result = BranchesReturnValue(callerContext);
break;
case "alltrue": //AllTrue
result = BranchProcessReturnType.AllTrue.ToString();
break;
case "allfalse": //AllFalse
result = BranchProcessReturnType.AllFalse.ToString();
break;
case "partialtrue": //PartialTrue
result = BranchProcessReturnType.PartialTrue.ToString();
break;
case "containsuser": //ContainsUser
result = ContainsUserImpl(funcName, arrParams, callerContext);
break;
case "allelapsedoperators": //AllElapsedOperators
result = AllElapsedOperators(callerContext);
break;
}
return(result);
}
private static object DoDateDiff(ParamObjectCollection arrParams)
{
arrParams.CheckParamsLength(3);
arrParams[0].CheckParameterType<string>();
arrParams[1].CheckParameterType<DateTime>();
arrParams[2].CheckParameterType<DateTime>();
DateTime startTime = (DateTime)arrParams[1].Value;
DateTime endTime = (DateTime)arrParams[2].Value;
TimeSpan ts = endTime - startTime;
double result = 0;
string intervalType = arrParams[0].Value.ToString().ToLower();
switch (intervalType)
{
case "d":
result = ts.TotalDays;
break;
case "h":
result = ts.TotalHours;
break;
case "n":
result = ts.TotalMinutes;
break;
case "s":
result = ts.TotalSeconds;
break;
case "ms":
result = ts.TotalMilliseconds;
break;
default:
throw new SystemSupportException(string.Format(ExpressionParserRes.InvalidDateDiffType, intervalType));
}
return Math.Ceiling(Convert.ToDecimal(result));
}
private static object CalculateObjectFunction(string funcName, ParamObjectCollection arrParams, object callerContext)
{
AUConditionCalculatingContext context = (AUConditionCalculatingContext)callerContext;
object result = null;
if (SCBuiltInFunctionsCalculator.Instance.IsFunction(funcName))
{
//如果是内置函数，则返回内置函数的结果
result = SCBuiltInFunctionsCalculator.Instance.Calculate(funcName, arrParams, context);
}
else
{
//根据函数名称，获取属性访问器
SCPropertyAccessorBase accessor = GetPropertyAccessor(funcName, context);
result = accessor.GetValue(context, arrParams);
}
return result;
}
