private void initializeCodeActivity_Initialize_ExecuteCode(object sender, EventArgs e)
{
ReportFunctionActionNode reportFunctionActionNode = (ReportFunctionActionNode)ActionNode.Deserialize(this.Payload);
Dictionary <string, string> piggybag = PiggybagSerializer.Deserialize(this.ExtraPayload);
var replaceContext = new DynamicValuesHelperReplaceContext(this.EntityToken, piggybag);
XElement markup = reportFunctionActionNode.FunctionMarkupDynamicValuesHelper.ReplaceValues(replaceContext);
BaseRuntimeTreeNode baseRuntimeTreeNode = FunctionTreeBuilder.Build(markup);
XDocument result = baseRuntimeTreeNode.GetValue() as XDocument;
if (result == null)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.ReportFunctionAction.WrongReturnValue"), "XDocument");
Log.LogError("TreeFacade", message);
throw new InvalidOperationException(message);
}
this.Bindings.Add("Label", reportFunctionActionNode.DocumentLabelDynamicValueHelper.ReplaceValues(replaceContext));
this.Bindings.Add("Icon", reportFunctionActionNode.DocumentIcon.ResourceName);
this.Bindings.Add("HtmlBlob", result.ToString());
}
public static IEnumerable GetOptions(string optionsDescriptorSerialized)
{
XElement optionsDescriptor = XElement.Parse(optionsDescriptorSerialized);
string keyFieldName = optionsDescriptor.Attribute("KeyFieldName").Value;
string labelFieldName = optionsDescriptor.Attribute("LabelFieldName").Value;
XElement treeNodeElement = optionsDescriptor.Element("TreeNode").Elements().First();
BaseRuntimeTreeNode runtimeTreeNode = FunctionFacade.BuildTree(treeNodeElement);
IEnumerable optionsSource = runtimeTreeNode.GetValue <IEnumerable>();
if (optionsSource is IEnumerable <XElement> )
{
IEnumerable <XElement> optionElements = (IEnumerable <XElement>)optionsSource;
foreach (XElement optionElement in optionElements)
{
yield return(new
{
Key = optionElement.Attribute(keyFieldName).Value,
Label = optionElement.Attribute(labelFieldName).Value
});
}
}
else if (optionsSource is IDictionary)
{
IDictionary optionsDictionary = (IDictionary)optionsSource;
foreach (var optionKey in optionsDictionary.Keys)
{
yield return(new { Key = optionKey, Label = optionsDictionary[optionKey] });
}
}
else if (string.IsNullOrEmpty(keyFieldName) == false || string.IsNullOrEmpty(labelFieldName))
{
foreach (object optionObject in optionsSource)
{
if (optionObject != null)
{
Type objectType = optionObject.GetType();
string key = (string.IsNullOrEmpty(keyFieldName) ?
optionObject.ToString() :
objectType.GetProperty(keyFieldName).GetValue(optionObject, null).ToString());
string label = (string.IsNullOrEmpty(labelFieldName) ?
optionObject.ToString() :
objectType.GetProperty(labelFieldName).GetValue(optionObject, null).ToString());
yield return(new { Key = key, Label = label });
}
}
}
else
{
foreach (var option in optionsSource)
{
yield return(new { Key = option, Label = option });
}
}
}
private void showConfirmCodeActivity_ExecuteFunction_ExecuteCode(object sender, EventArgs e)
{
ConfirmActionNode confirmActionNode = (ConfirmActionNode)ActionNode.Deserialize(this.Payload);
DynamicValuesHelperReplaceContext dynamicValuesHelperReplaceContext = CreateDynamicValuesHelperReplaceContext();
AttributeDynamicValuesHelper attributeDynamicValuesHelper = new AttributeDynamicValuesHelper(confirmActionNode.FunctionMarkup);
attributeDynamicValuesHelper.Initialize(confirmActionNode.OwnerNode);
XElement markup = confirmActionNode.FunctionMarkupDynamicValuesHelper.ReplaceValues(dynamicValuesHelperReplaceContext);
BaseRuntimeTreeNode baseRuntimeTreeNode = FunctionTreeBuilder.Build(markup);
object value = baseRuntimeTreeNode.GetValue();
}
private LambdaExpression GetLambdaExpression(BaseRuntimeTreeNode baseRuntimeTreeNode)
{
LambdaExpression expression = (LambdaExpression)baseRuntimeTreeNode.GetValue();
if (expression == null)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongReturnValue"), string.Format("Expression<Func<{0}, bool>>", this.OwnerNode.InterfaceType));
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
if (expression.ReturnType != typeof(bool))
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionReturnType"), expression.ReturnType, typeof(bool));
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
if (expression.Parameters.Count() != 1)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionParameterCount"), expression.Parameters.Count());
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
ParameterExpression parameterExpression = expression.Parameters.Single();
if (this.OwnerNode.InterfaceType.IsAssignableFrom(parameterExpression.Type) == false)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionParameterType"), parameterExpression.Type, this.OwnerNode.InterfaceType);
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
return(expression);
}
public object CallFunction(XPathNodeIterator nodeIterator)
{
Verify.ArgumentNotNull(nodeIterator, "nodeIterator");
if (!nodeIterator.MoveNext())
{
return(string.Empty);
}
XPathNavigator navigator = nodeIterator.Current;
XElement functionNode = GetXElement(navigator);
if (functionNode == null)
{
LoggingService.LogWarning("StandardXslExtendion", "Failed to get a function definition.");
return(string.Empty);
}
BaseRuntimeTreeNode runtimeTreeNode = FunctionTreeBuilder.Build(functionNode);
object result = runtimeTreeNode.GetValue(new FunctionContextContainer());
if (result is XElement)
{
return((result as XElement).CreateNavigator());
}
if (result is IEnumerable <XElement> )
{
return(new FunctionResultNodeIterator(result as IEnumerable <XElement>));
}
if (result is XhtmlDocument)
{
return((result as XhtmlDocument).Root.CreateNavigator());
}
return(result);
}
public override string ToString()
{
BaseRuntimeTreeNode baseRuntimeTreeNode = FunctionTreeBuilder.Build(this.Markup);
XDocument result = (XDocument)baseRuntimeTreeNode.GetValue();
XhtmlDocument xhtmlDocument = result as XhtmlDocument;
if (xhtmlDocument != null)
{
StringBuilder sb = new StringBuilder();
foreach (XElement element in xhtmlDocument.Body.Elements())
{
sb.AppendLine(element.ToString());
}
return(sb.ToString());
}
return(result.ToString());
}
/// <summary>
///
/// </summary>
/// <param name="targetType"></param>
/// <returns></returns>
/// <exclude />
protected override Validator DoCreateValidator(Type targetType)
{
try
{
BaseRuntimeTreeNode node = FunctionFacade.BuildTree(XElement.Parse(FunctionMarkup));
IPropertyValidatorBuilder propertyValidatorBuilder = node.GetValue <IPropertyValidatorBuilder>();
ValidatorAttribute validatorAttribute = (ValidatorAttribute)propertyValidatorBuilder.GetAttribute();
Validator validator = (Validator)DoCreateValidatorMethodInfo.Invoke(validatorAttribute, new object[] { targetType });
return(validator);
}
catch (Exception ex)
{
string message = string.Format("Validator function markup parse / execution failed with the following error: '{0}'. The validator attribute is dropped.", ex.Message);
Log.LogError("LazyFunctionProviedPropertyAttribute", message);
}
return(new LazyFunctionProviedPropertyValidator());
}
private static void SetPropertyOnProducer2(ElementCompileTreeNode element, string propertyName, PropertyCompileTreeNode property, CompileContext compileContext)
{
if (property.Value is BaseFunctionRuntimeTreeNode && !(element.Producer is FunctionParameterProducer))
{
property.Value = ((BaseFunctionRuntimeTreeNode)property.Value).GetValue();
}
if (property.InclosingProducerName != "" &&
element.XmlSourceNodeInformation.Name != property.InclosingProducerName)
{
throw new FormCompileException(string.Format("The inclosing tag does not match the embedded property tag name {0}", propertyName), element, property);
}
Type producerType = element.Producer.GetType();
PropertyInfo propertyInfo = producerType.GetProperty(propertyName);
if (propertyInfo == null)
{
if (property.IsNamespaceDeclaration)
{
return; // Ignore it
}
throw new FormCompileException(string.Format("The producer {0} does not have property named {1}", producerType, propertyName), element, property);
}
MethodInfo getMethodInfo = propertyInfo.GetGetMethod();
if (null == getMethodInfo)
{
throw new FormCompileException(string.Format("The producer {0} does not have a public get for the property named {1}", producerType, propertyName), element, property);
}
bool isReadOrBindProduced = property.Value is BindProducer || property.Value is ReadProducer;
if (!isReadOrBindProduced && typeof(IDictionary).IsAssignableFrom(getMethodInfo.ReturnType))
{
if (property.Value == null)
{
throw new FormCompileException(string.Format("Can not assign null to {0} dictionary", propertyName), element, property);
}
IDictionary dictionary = getMethodInfo.Invoke(element.Producer, null) as IDictionary;
if (dictionary == null)
{
throw new InvalidOperationException(string.Format("Property '{0}' on '{1}' has not been initialized.", propertyName, producerType));
}
MethodInfo dictionaryAddMethodInfo = dictionary.GetType().GetMethod("Add");
ParameterInfo[] dictionaryAddParmInfo = dictionaryAddMethodInfo.GetParameters();
Type valueType = property.Value.GetType();
if (property.Value is IDictionary)
{
IDictionary values = (IDictionary)property.Value;
IDictionaryEnumerator dictionaryEnumerator = values.GetEnumerator();
while (dictionaryEnumerator.MoveNext())
{
dictionary.Add(dictionaryEnumerator.Key, dictionaryEnumerator.Value);
}
}
else
{
if (property.Value is DictionaryEntry)
{
var dictionaryEntry = (DictionaryEntry)property.Value;
dictionary.Add(dictionaryEntry.Key, dictionaryEntry.Value);
}
else
{
PropertyInfo valueKeyProperty = valueType.GetProperty("Key");
PropertyInfo valueValueProperty = valueType.GetProperty("Value");
if (valueKeyProperty == null || valueValueProperty == null)
{
throw new FormCompileException(string.Format("The type {0} can not be assigned to the The parameter type {0} for the method 'Add' on the return type of the property {1} does not match the value type {2}", dictionaryAddParmInfo[0].ParameterType.ToString(), propertyName, property.Value.GetType()), element, property);
}
object dictionaryEntryKey = valueKeyProperty.GetGetMethod().Invoke(property.Value, null);
object dictionaryEntryValue = valueValueProperty.GetGetMethod().Invoke(property.Value, null);
dictionary.Add(dictionaryEntryKey, dictionaryEntryValue);
}
}
return;
}
if (!isReadOrBindProduced && typeof(IList).IsAssignableFrom(getMethodInfo.ReturnType))
{
IList list = getMethodInfo.Invoke(element.Producer, null) as IList;
if (list == null)
{
throw new InvalidOperationException(string.Format("Property '{0}' (an IList) on '{1}' has not been initialized.", propertyName, producerType));
}
MethodInfo listAddMethodInfo = list.GetType().GetMethod("Add");
ParameterInfo[] listAddParmInfo = listAddMethodInfo.GetParameters();
if (property.Value is IList)
{
IList values = (IList)property.Value;
foreach (object value in values)
{
if (!listAddParmInfo[0].ParameterType.IsInstanceOfType(value))
{
throw new FormCompileException(string.Format(
"The parameter type {0} for the method 'Add' on the return type of the property {1} does not match the value type {2}",
listAddParmInfo[0].ParameterType, propertyName, property.Value.GetType()),
element, property);
}
list.Add(value);
}
return;
}
if (property.Value != null)
{
if (!listAddParmInfo[0].ParameterType.IsInstanceOfType(property.Value))
{
throw new FormCompileException(string.Format(
"The parameter type {0} for the method 'Add' on the return type of the property {1} does not match the value type {2}",
listAddParmInfo[0].ParameterType, propertyName, property.Value.GetType()),
element, property);
}
list.Add(property.Value);
}
return;
}
// Binding values for function parameters
if (property.Value is ReadProducer && typeof(IList <BaseRuntimeTreeNode>).IsAssignableFrom(getMethodInfo.ReturnType))
{
IList list = getMethodInfo.Invoke(element.Producer, null) as IList;
object bindingObject;
string source = (property.Value as ReadProducer).source;
if (source.Contains("."))
{
string[] parts = source.Split('.');
ResolvePropertyBinding(element, property, compileContext, parts[0], parts.Skip(1).ToArray(), out bindingObject);
}
else
{
Type bindingType;
ResolveBindingObject(element, property, compileContext, source, out bindingObject, out bindingType);
}
list.Add(new ConstantObjectParameterRuntimeTreeNode("BindedValue", bindingObject));
return;
}
CheckForMultiblePropertyAdds(element, propertyName, property);
MethodInfo setMethodInfo = propertyInfo.GetSetMethod();
if (null == setMethodInfo)
{
throw new FormCompileException(string.Format("The producer {0} does not have a public set for the property named {1}", producerType, propertyName), element, property);
}
object parm;
if (null != property.Value)
{
if (property.Value is BindProducer)
{
object[] attributes = propertyInfo.GetCustomAttributes(typeof(BindablePropertyAttribute), true);
if (attributes.Length == 0)
{
throw new FormCompileException(string.Format("The property {0} on the producer {1}, does not have a bind attribute specified", propertyName, producerType), element, property);
}
BindProducer bind = (BindProducer)property.Value;
string source = bind.source;
EvaluteBinding(element, source, property, compileContext, getMethodInfo, true);
}
else if (property.Value is ReadProducer)
{
ReadProducer bind = (ReadProducer)property.Value;
string source = bind.source;
EvaluteBinding(element, source, property, compileContext, getMethodInfo, false);
}
}
if (property.Value != null && getMethodInfo.ReturnType.IsInstanceOfType(property.Value))
{
if (typeof(IEnumerable).IsAssignableFrom(getMethodInfo.ReturnType) && getMethodInfo.ReturnType != typeof(string) && property.Value is string && ((string)property.Value).Length > 0)
{
// common err in form: specify a string, where a binding was expected. Problem with IEnumerable: string is converted to char array - hardly the expected result
// this is not a critical, but helpful, check
throw new InvalidOperationException(string.Format("Unable to cast {0} value '{1}' to type '{2}'", property.Value.GetType().FullName, property.Value, getMethodInfo.ReturnType.FullName));
}
parm = property.Value;
}
else if (property.Value is BaseRuntimeTreeNode)
{
if (!(element.Producer is IFunctionProducer))
{
// Handles C1 function in forms markup
BaseRuntimeTreeNode baseRuntimeTreeNode = property.Value as BaseRuntimeTreeNode;
object value = baseRuntimeTreeNode.GetValue();
parm = value;
}
else
{
parm = property.Value;
}
}
else
{
parm = ValueTypeConverter.Convert(property.Value, getMethodInfo.ReturnType);
}
if (element.Producer is LayoutProducer && propertyName == "UiControl")
{
LayoutProducer layoutProducer = (LayoutProducer)element.Producer;
if (layoutProducer.UiControl != null)
{
throw new FormCompileException(string.Format("Only one ui control is allow at the top level of the layout."), element, property);
}
}
object[] parms = { parm };
setMethodInfo.Invoke(element.Producer, parms);
}
private void editCodeActivity_Preview_ExecuteCode(object sender, EventArgs e)
{
IInlineFunction functionInfo = this.GetBinding <IInlineFunction>("Function");
string code = this.GetBinding <string>("FunctionCode");
List <string> selectedAssemblies = this.GetBinding <List <string> >("SelectedAssemblies");
StringInlineFunctionCreateMethodErrorHandler handler = new StringInlineFunctionCreateMethodErrorHandler();
MethodInfo methodInfo = InlineFunctionHelper.Create(functionInfo, code, handler, selectedAssemblies);
FlowControllerServicesContainer serviceContainer = WorkflowFacade.GetFlowControllerServicesContainer(WorkflowEnvironment.WorkflowInstanceId);
IFormFlowWebRenderingService formFlowWebRenderingService = serviceContainer.GetService <IFormFlowWebRenderingService>();
if (handler.HasErrors)
{
StringBuilder sb = new StringBuilder();
if (!string.IsNullOrWhiteSpace(handler.MissingContainerType))
{
AddFormattedTextBlock(sb, handler.MissingContainerType);
}
if (!string.IsNullOrWhiteSpace(handler.NamespaceMismatch))
{
AddFormattedTextBlock(sb, handler.NamespaceMismatch);
}
if (!string.IsNullOrWhiteSpace(handler.MissionMethod))
{
AddFormattedTextBlock(sb, handler.MissionMethod);
}
if (handler.LoadingException != null)
{
AddFormattedTextBlock(sb, handler.LoadingException.ToString());
}
foreach (Tuple <int, string, string> compileError in handler.CompileErrors)
{
AddFormattedTextBlock(sb, "{0} : {1} : {2}".FormatWith(compileError.Item1, compileError.Item2, compileError.Item3));
}
formFlowWebRenderingService.SetNewPageOutput(new LiteralControl(sb.ToString()));
return;
}
List <ManagedParameterDefinition> parameters = this.GetBinding <List <ManagedParameterDefinition> >("Parameters");
List <object> parameterValues = new List <object>();
bool parameterErrors = false;
StringBuilder parameterErrorMessages = new StringBuilder();
foreach (ParameterInfo parameterInfo in methodInfo.GetParameters())
{
ManagedParameterDefinition parameter = parameters.FirstOrDefault(f => f.Name == parameterInfo.Name);
if (parameter == null)
{
string message = string.Format(GetText("CSharpInlineFunction.MissingParameterDefinition"), parameterInfo.Name);
parameterErrors = true;
AddFormattedTextBlock(parameterErrorMessages, message);
}
else if (parameter.Type != parameterInfo.ParameterType)
{
string message = string.Format(GetText("CSharpInlineFunction.WrongParameterTestValueType"), parameterInfo.Name, parameterInfo.ParameterType, parameter.Type);
parameterErrors = true;
AddFormattedTextBlock(parameterErrorMessages, message);
}
else
{
string previewValueFunctionMarkup = (string.IsNullOrEmpty(parameter.TestValueFunctionMarkup) ? parameter.DefaultValueFunctionMarkup : parameter.TestValueFunctionMarkup);
if (string.IsNullOrEmpty(previewValueFunctionMarkup))
{
string message = string.Format(GetText("CSharpInlineFunction.MissingParameterTestOrDefaultValue"), parameterInfo.Name, parameterInfo.ParameterType, parameter.Type);
parameterErrors = true;
AddFormattedTextBlock(parameterErrorMessages, message);
}
else
{
try
{
BaseRuntimeTreeNode treeNode = FunctionFacade.BuildTree(XElement.Parse(previewValueFunctionMarkup));
object value = treeNode.GetValue();
object typedValue = ValueTypeConverter.Convert(value, parameter.Type);
parameterValues.Add(typedValue);
}
catch (Exception ex)
{
string message = string.Format("Error setting '{0}'. {1}", parameterInfo.Name, ex.Message);
parameterErrors = true;
AddFormattedTextBlock(parameterErrorMessages, message);
}
}
}
}
if (parameterErrors)
{
formFlowWebRenderingService.SetNewPageOutput(new LiteralControl(parameterErrorMessages.ToString()));
return;
}
CultureInfo oldCurrentCulture = Thread.CurrentThread.CurrentCulture;
CultureInfo oldCurrentUICulture = Thread.CurrentThread.CurrentUICulture;
try
{
Guid pageId;
if (this.GetBinding <object>("PageId") == null)
{
pageId = Guid.Empty;
}
else
{
pageId = this.GetBinding <Guid>("PageId");
}
string dataScopeName = this.GetBinding <string>("PageDataScopeName");
string cultureName = this.GetBinding <string>("ActiveCultureName");
CultureInfo cultureInfo = null;
if (cultureName != null)
{
cultureInfo = CultureInfo.CreateSpecificCulture(cultureName);
}
using (new DataScope(DataScopeIdentifier.Deserialize(dataScopeName), cultureInfo))
{
Thread.CurrentThread.CurrentCulture = Thread.CurrentThread.CurrentUICulture = cultureInfo;
IPage page = DataFacade.GetData <IPage>(f => f.Id == pageId).FirstOrDefault();
if (page != null)
{
PageRenderer.CurrentPage = page;
}
object result = methodInfo.Invoke(null, parameterValues.ToArray());
string resultString;
try
{
resultString = PrettyPrinter.Print(result);
}
catch (Exception ex)
{
throw new TargetInvocationException(ex);
}
SetOutput(formFlowWebRenderingService, resultString);
}
}
catch (TargetInvocationException ex)
{
SetOutput(formFlowWebRenderingService, ex.InnerException.ToString());
}
finally
{
Thread.CurrentThread.CurrentCulture = oldCurrentCulture;
Thread.CurrentThread.CurrentUICulture = oldCurrentUICulture;
}
}
/// <summary>
/// Executes functions that match the predicate recursively,
///
/// </summary>
/// <param name="element"></param>
/// <param name="functionContext"></param>
/// <param name="functionShouldBeExecuted">A predicate that defines whether a function should be executed based on its name.</param>
/// <returns><value>True</value> if all of the functions has matched the predicate</returns>
internal static bool ExecuteFunctionsRec(
XElement element,
FunctionContextContainer functionContext,
Predicate <string> functionShouldBeExecuted = null)
{
if (element.Name != XName_function)
{
var children = element.Elements();
if (element.Elements(XName_function).Any())
{
// Allows replacing the function elements without breaking the iterator
children = children.ToList();
}
bool allChildrenExecuted = true;
foreach (var childElement in children)
{
if (!ExecuteFunctionsRec(childElement, functionContext, functionShouldBeExecuted))
{
allChildrenExecuted = false;
}
}
return(allChildrenExecuted);
}
bool allRecFunctionsExecuted = true;
string functionName = (string)element.Attribute("name");
object result;
try
{
// Evaluating function calls in parameters
IEnumerable <XElement> parameters = element.Elements();
bool allParametersEvaluated = true;
foreach (XElement parameterNode in parameters.ToList())
{
if (!ExecuteFunctionsRec(parameterNode, functionContext, functionShouldBeExecuted))
{
allParametersEvaluated = false;
}
}
if (!allParametersEvaluated)
{
return(false);
}
if (functionShouldBeExecuted != null &&
!functionShouldBeExecuted(functionName))
{
return(false);
}
// Executing a function call
BaseRuntimeTreeNode runtimeTreeNode = FunctionTreeBuilder.Build(element);
result = runtimeTreeNode.GetValue(functionContext);
if (result != null)
{
// Evaluating functions in a result of a function call
result = functionContext.MakeXEmbedable(result);
foreach (XElement xelement in GetXElements(result).ToList())
{
if (!ExecuteFunctionsRec(xelement, functionContext, functionShouldBeExecuted))
{
allRecFunctionsExecuted = false;
}
}
}
}
catch (Exception ex)
{
using (Profiler.Measure("PageRenderer. Logging exception: " + ex.Message))
{
XElement errorBoxHtml;
if (!functionContext.ProcessException(functionName, ex, LogTitle, out errorBoxHtml))
{
throw;
}
result = errorBoxHtml;
}
}
ReplaceFunctionWithResult(element, result);
return(allRecFunctionsExecuted);
}
/// <summary>
/// Execute the C1 Function defined for this attribute and return the result.
/// </summary>
/// <returns>Result of C1 Function call</returns>
public override object GetValue()
{
BaseRuntimeTreeNode node = FunctionFacade.BuildTree(XElement.Parse(this.FunctionDescription));
return(node.GetValue());
}
private LambdaExpression GetLambdaExpression(BaseRuntimeTreeNode baseRuntimeTreeNode)
{
LambdaExpression expression = (LambdaExpression)baseRuntimeTreeNode.GetValue();
if (expression == null)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongReturnValue"), string.Format("Expression<Func<{0}, bool>>", this.OwnerNode.InterfaceType));
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
if (expression.ReturnType != typeof(bool))
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionReturnType"), expression.ReturnType, typeof(bool));
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
if (expression.Parameters.Count() != 1)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionParameterCount"), expression.Parameters.Count());
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
ParameterExpression parameterExpression = expression.Parameters.Single();
if (this.OwnerNode.InterfaceType.IsAssignableFrom(parameterExpression.Type) == false)
{
string message = string.Format(StringResourceSystemFacade.GetString("Composite.C1Console.Trees", "TreeValidationError.FunctionFilter.WrongFunctionParameterType"), parameterExpression.Type, this.OwnerNode.InterfaceType);
Log.LogError("TreeFacade", message);
Log.LogError("TreeFacade", "In tree " + this.OwnerNode.Tree.TreeId + " in function " + this.XPath);
throw new InvalidOperationException(message);
}
return expression;
}
private IEnumerable <KeyValuePair <string, string> > GetFunctionResult()
{
return(_functionNode.GetValue <IEnumerable <KeyValuePair <string, string> > >());
}
/// <exclude />
public static void ExecuteEmbeddedFunctions(XElement element, FunctionContextContainer contextContainer)
{
using (TimerProfilerFacade.CreateTimerProfiler())
{
IEnumerable <XElement> functionCallDefinitions = element.DescendantsAndSelf(Namespaces.Function10 + "function")
.Where(f => !f.Ancestors(Namespaces.Function10 + "function").Any());
var functionCalls = functionCallDefinitions.ToList();
if (functionCalls.Count == 0)
{
return;
}
object[] functionExecutionResults = new object[functionCalls.Count];
for (int i = 0; i < functionCalls.Count; i++)
{
XElement functionCallDefinition = functionCalls[i];
string functionName = null;
object functionResult;
try
{
// Evaluating function calls in parameters
IEnumerable <XElement> parameters = functionCallDefinition.Elements();
foreach (XElement parameterNode in parameters)
{
ExecuteEmbeddedFunctions(parameterNode, contextContainer);
}
// Executing a function call
BaseRuntimeTreeNode runtimeTreeNode = FunctionTreeBuilder.Build(functionCallDefinition);
functionName = runtimeTreeNode.GetAllSubFunctionNames().FirstOrDefault();
object result = runtimeTreeNode.GetValue(contextContainer);
if (result != null)
{
// Evaluating functions in a result of a function call
object embedableResult = contextContainer.MakeXEmbedable(result);
foreach (XElement xelement in GetXElements(embedableResult))
{
ExecuteEmbeddedFunctions(xelement, contextContainer);
}
functionResult = embedableResult;
}
else
{
functionResult = null;
}
}
catch (Exception ex)
{
using (Profiler.Measure("PageRenderer. Loggin an exception"))
{
XElement errorBoxHtml;
if (!contextContainer.ProcessException(functionName, ex, LogTitle, out errorBoxHtml))
{
throw;
}
functionResult = errorBoxHtml;
}
}
functionExecutionResults[i] = functionResult;
}
;
// Applying changes
for (int i = 0; i < functionCalls.Count; i++)
{
XElement functionCall = functionCalls[i];
object functionCallResult = functionExecutionResults[i];
if (functionCallResult != null)
{
if (functionCallResult is XAttribute && functionCall.Parent != null)
{
functionCall.Parent.Add(functionCallResult);
functionCall.Remove();
}
else
{
functionCall.ReplaceWith(functionCallResult);
}
}
else
{
functionCall.Remove();
}
}
}
}