/// <summary>
/// The add imports.
/// </summary>
/// <param name="activity">
/// The activity.
/// </param>
/// <returns>
/// </returns>
internal static Activity AddImports(Activity activity)
{
var settings = new VisualBasicSettings();
settings.ImportReferences.Add(
new VisualBasicImportReference
{
Assembly = "Microsoft.ApplicationServer.Http", Import = "Microsoft.ApplicationServer.Http"
});
settings.ImportReferences.Add(
new VisualBasicImportReference
{
Assembly = "Microsoft.ApplicationServer.Http",
Import = "Microsoft.ApplicationServer.Http.Dispatcher"
});
settings.ImportReferences.Add(
new VisualBasicImportReference {
Assembly = "System", Import = "System.Net"
});
settings.ImportReferences.Add(
new VisualBasicImportReference {
Assembly = "Microsoft.Net.Http", Import = "System.Net.Http"
});
VisualBasic.SetSettings(activity, settings);
return(activity);
}
internal static void SetVisualBasicSettings(object root, VisualBasicSettings settings)
{
if (NamespaceHelper.ShouldUsePropertiesForImplementation(root))
{
VisualBasic.SetSettingsForImplementation(root, settings);
}
else
{
VisualBasic.SetSettings(root, settings);
}
}
/// <summary>
/// Adds a setting to the activity provided which ensures visual basic-style declarations are interpreted correctly
/// </summary>
internal static void AddVbSetting(Activity activity)
{
var settings = new VisualBasicSettings
{
ImportReferences =
{
new VisualBasicImportReference
{
Assembly = typeof(Person).Assembly.GetName().Name,
Import = typeof(Person).Namespace
}
}
};
VisualBasic.SetSettings(activity, settings);
}
public void SetNamespaces(object target)
{
var dev2ActivitiesAssembly = typeof(WorkflowHelper).Assembly;
var dev2CommonAssembly = typeof(GlobalConstants).Assembly;
var dev2DataAssembly = typeof(Dev2DataListDecisionHandler).Assembly;
var namespaces = new Dictionary <string, Assembly>
{
{ "Dev2.Common", dev2CommonAssembly },
{ "Dev2.Data.Decisions.Operations", dev2DataAssembly },
{ "Dev2.Data.SystemTemplates.Models", dev2DataAssembly },
{ "Dev2.DataList.Contract", dev2DataAssembly },
{ "Dev2.DataList.Contract.Binary_Objects", dev2DataAssembly },
{ "Unlimited.Applications.BusinessDesignStudio.Activities", dev2ActivitiesAssembly }
};
#region Set C# assembly references
// http://stackoverflow.com/questions/16086612/wf-4-5-using-c-sharp-expressions-with-external-class-references
// http://blogs.msdn.com/b/tilovell/archive/2012/05/25/wf4-5-using-csharpvalue-lt-t-gt-and-csharpreference-lt-t-gt-in-net-4-5-compiling-expressions-and-changes-in-visual-studio-generated-xaml.aspx
TextExpression.SetReferencesForImplementation(target, namespaces.Values.Distinct().Select(a => new AssemblyReference {
Assembly = a
}).ToArray());
var impl = new AttachableMemberIdentifier(typeof(TextExpression), "NamespacesForImplementation");
AttachablePropertyServices.SetProperty(target, impl, namespaces.Keys.ToList());
#endregion
#region Set VB assembly references
var vbSettings = VisualBasic.GetSettings(target) ?? new VisualBasicSettings();
vbSettings.ImportReferences.Clear();
foreach (var ns in namespaces.Keys)
{
vbSettings.ImportReferences.Add(new VisualBasicImportReference {
Assembly = namespaces[ns].GetName().Name, Import = ns
});
}
VisualBasic.SetSettings(target, vbSettings);
#endregion
}
static DynamicActivity GetDynamicActivity(ActivityBuilder activityDefinition)
{
DynamicActivity result = new DynamicActivity
{
Name = activityDefinition.Name
};
foreach (DynamicActivityProperty property in activityDefinition.Properties)
{
result.Properties.Add(property);
}
foreach (Attribute attrib in activityDefinition.Attributes)
{
result.Attributes.Add(attrib);
}
foreach (Constraint constraint in activityDefinition.Constraints)
{
result.Constraints.Add(constraint);
}
result.Implementation = () => activityDefinition.Implementation;
VisualBasicSettings vbsettings = VisualBasic.GetSettings(activityDefinition);
if (vbsettings != null)
{
VisualBasic.SetSettings(result, vbsettings);
}
IList <string> namespacesForImplementation = TextExpression.GetNamespacesForImplementation(activityDefinition);
if (namespacesForImplementation.Count > 0)
{
TextExpression.SetNamespacesForImplementation(result, namespacesForImplementation);
}
IList <AssemblyReference> referencesForImplementation = TextExpression.GetReferencesForImplementation(activityDefinition);
if (referencesForImplementation.Count > 0)
{
TextExpression.SetReferencesForImplementation(result, referencesForImplementation);
}
return(result);
}
private static DynamicActivity GetDynamicActivity(ActivityBuilder activityDefinition)
{
var result = new DynamicActivity
{
Name = activityDefinition.Name
};
foreach (var property in activityDefinition.Properties)
{
result.Properties.Add(property);
}
foreach (var attrib in activityDefinition.Attributes)
{
result.Attributes.Add(attrib);
}
foreach (var constraint in activityDefinition.Constraints)
{
result.Constraints.Add(constraint);
}
result.Implementation = () => activityDefinition.Implementation;
var vbsettings = VisualBasic.GetSettings(activityDefinition);
if (vbsettings != null)
{
VisualBasic.SetSettings(result, vbsettings);
}
var namespacesForImplementation = TextExpression.GetNamespacesForImplementation(activityDefinition);
if (namespacesForImplementation.Count > 0)
{
TextExpression.SetNamespacesForImplementation(result, namespacesForImplementation);
}
var referencesForImplementation = TextExpression.GetReferencesForImplementation(activityDefinition);
if (referencesForImplementation.Count > 0)
{
TextExpression.SetReferencesForImplementation(result, referencesForImplementation);
}
return(result);
}
/// <summary>
/// Creates a DynamicActivityProperty for each argument and variable in the current context.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private Activity CreateDynamicActivity(AsyncCodeActivityContext context)
{
DynamicActivity result = new DynamicActivity();
foreach (DynamicActivityProperty dap in
context.DataContext.GetProperties()
.Cast <PropertyDescriptor>()
.Select(property => new DynamicActivityProperty
{
Name = property.Name,
Type = typeof(InArgument <>).MakeGenericType(property.PropertyType)
}))
{
dap.Value = Activator.CreateInstance(dap.Type);
result.Properties.Add(dap);
}
VisualBasic.SetSettings(result, VisualBasic.GetSettings(this));
result.Implementation = () => Body.Handler;
return(result);
}
public static ActivityBuilder ToBuilder(DynamicActivity dynamicActivity)
{
var activityBuilder = new ActivityBuilder
{
Implementation = dynamicActivity.Implementation != null?dynamicActivity.Implementation() : null,
Name = dynamicActivity.Name
};
foreach (var item in dynamicActivity.Attributes)
{
activityBuilder.Attributes.Add(item);
}
foreach (var item in dynamicActivity.Constraints)
{
activityBuilder.Constraints.Add(item);
}
foreach (var item in dynamicActivity.Properties)
{
var property = new DynamicActivityProperty
{
Name = item.Name,
Type = item.Type,
Value = null
};
foreach (var attribute in item.Attributes)
{
property.Attributes.Add(attribute);
}
activityBuilder.Properties.Add(property);
}
VisualBasic.SetSettings(activityBuilder, VisualBasic.GetSettings(dynamicActivity));
return(activityBuilder);
}
internal static void ConvertActivityBuilderToDynamicActivity(ActivityBuilder activityBuilder, DynamicActivity bodyPlaceholder)
{
bodyPlaceholder.Name = activityBuilder.Name;
bodyPlaceholder.Implementation = () => activityBuilder.Implementation;
if (activityBuilder.Implementation != null)
{
VisualBasic.SetSettings(bodyPlaceholder, VisualBasic.GetSettings(activityBuilder));
}
bodyPlaceholder.Attributes.Clear();
foreach (Attribute attribute in activityBuilder.Attributes)
{
bodyPlaceholder.Attributes.Add(attribute);
}
bodyPlaceholder.Properties.Clear();
foreach (DynamicActivityProperty property in activityBuilder.Properties)
{
bodyPlaceholder.Properties.Add(property);
}
}
private void AddDynamicAssembly(Assembly asm)
{
AssemblyContextControlItem acci = (AssemblyContextControlItem)(_WorkflowDesigner.Context.Items.GetValue(typeof(AssemblyContextControlItem)));
var root = GetRootElement();
var fullname = asm.FullName;
if (null == root)
{
return;
}
VisualBasicSettings vbs = VisualBasic.GetSettings(root) ?? new VisualBasicSettings();
var namespaces = (from type in asm.GetTypes() select type.Namespace).Distinct();
foreach (var name in namespaces)
{
var import = new VisualBasicImportReference()
{
Assembly = fullname, Import = name
};
vbs.ImportReferences.Add(import);
}
VisualBasic.SetSettings(root, vbs);
}
private string buildXaml(PD_Process process, PD_Subject subject)
{
Flowchart flow = new Flowchart();
Variable flowGlobalTransition = new Variable <String> {
Name = "GlobalTransition"
};
Variable flowGlobalVariables = new Variable <DynamicValue> {
Name = "GlobalVariables"
};
string globVariablesInit = "";
if (subject.GlobalParameters.Count > 0)
{
globVariablesInit = "{";
foreach (string p in subject.GlobalParameters)
{
var par = _pdesignerDB.PD_Parameters.Find(subject.PD_Process_Id, p);
globVariablesInit = globVariablesInit + "\"" + p + "\":" + par.Config + ",";
}
globVariablesInit = globVariablesInit.Remove(globVariablesInit.Length - 1, 1);
globVariablesInit = globVariablesInit + "}";
}
Variable flowGlobalVariablesSchema = new Variable <string> {
Name = "GlobalVariablesSchema", Default = globVariablesInit
};
Dictionary <int, FlowStep> nodeList = new Dictionary <int, System.Activities.Statements.FlowStep>();
flow.Variables.Add(flowGlobalTransition);
flow.Variables.Add(flowGlobalVariables);
flow.Variables.Add(flowGlobalVariablesSchema);
foreach (var state in subject.States)
{
FlowStep f;
if (state.Type == PD_StateTypes.FunctionState)
{
var s = (PD_FunctionState)state;
string timeout = "";
try
{
var timeouttransition = subject.Transitions.First(result => result.Source == s.Id && result.Type == PD_TransitionTypes.TimeoutTransition);
timeout = ((PD_TimeoutTransition)timeouttransition).TimeSpan;
}
catch (Exception e)
{
}
var transitions = subject.Transitions.Where(result => result.Source == s.Id && result.Type == PD_TransitionTypes.RegularTransition);
List <string> titems = new List <string>();
transitions.ToList().ForEach(i => titems.Add(((PD_RegularTransition)i).Name));
f = new FlowStep()
{
Action = new FunctionStateT()
{
DisplayName = s.Name, OrderId = s.Id, name = s.Name, GlobalTransition = new OutArgument <string>(flowGlobalTransition), GlobalVariables = new InOutArgument <DynamicValue>(flowGlobalVariables), isEndState = s.EndState, readableParameters = collectionToString(s.ReadableParameters), editableParameters = collectionToString(s.EditableParameters), TimeOut = timeout, transitions = collectionToString(titems)
}
};
}
else if (state.Type == PD_StateTypes.SendState)
{
var s = (PD_SendState)state;
string timeout = "";
try
{
var timeouttransition = subject.Transitions.First(result => result.Source == s.Id && result.Type == PD_TransitionTypes.TimeoutTransition);
timeout = ((PD_TimeoutTransition)timeouttransition).TimeSpan;
}
catch (Exception e)
{
}
var message = process.Messages.First(result => result.Id == s.Message);
string to = process.Subjects.First(result => result.Id == message.To).Name;
f = new FlowStep()
{
Action = new SendStateT()
{
DisplayName = s.Name, OrderId = s.Id, name = s.Name, GlobalTransition = new OutArgument <string>(flowGlobalTransition), GlobalVariables = new InOutArgument <DynamicValue>(flowGlobalVariables), isEndState = s.EndState, readableParameters = collectionToString(s.ReadableParameters), editableParameters = collectionToString(s.EditableParameters), messageType = message.PD_MessageType.Name, parameters = collectionToString(message.PD_MessageType.Parameters), toSubject = to, TimeOut = timeout
}
};
}
else //(state.Type == PD_StateTypes.ReceiveState)
{
var s = (PD_ReceiveState)state;
string messages = "";
List <string> messagelist = new List <string>();
var receivetransitions = subject.Transitions.Where(result => result.Source == s.Id && result.Type == PD_TransitionTypes.ReceiveTransition);
foreach (var i in receivetransitions)
{
messagelist.Add(receiveTranstionToString(process, (PD_ReceiveTransition)i));
}
messages = collectionToString(messagelist);
string timeout = "";
try
{
var timeouttransition = subject.Transitions.First(result => result.Source == s.Id && result.Type == PD_TransitionTypes.TimeoutTransition);
timeout = ((PD_TimeoutTransition)timeouttransition).TimeSpan;
}
catch (Exception e)
{
}
f = new FlowStep()
{
Action = new ReceiveStateT()
{
DisplayName = s.Name, OrderId = s.Id, name = s.Name, GlobalTransition = new OutArgument <string>(flowGlobalTransition), GlobalVariables = new InOutArgument <DynamicValue>(flowGlobalVariables), isEndState = s.EndState, TimeOut = timeout, messages = messages
}
};
}
flow.Nodes.Add(f);
nodeList.Add(state.Id, f);
}
var initGP = new FlowStep()
{
Action = new InitializeGlobalParameters()
{
DisplayName = "init GP", DynamicVal = new InOutArgument <DynamicValue>(flowGlobalVariables), GlobalParameterSchema = new InArgument <string>(flowGlobalVariablesSchema)
}
};
initGP.Next = nodeList[subject.States.First(result => result.StartState == true).Id];
flow.StartNode = initGP;
// flow.StartNode = nodeList[subject.States.First(result => result.StartState == true).Id];
foreach (var state in subject.States)
{
List <PD_Transition> transitions = new List <PD_Transition>();
try
{
subject.Transitions.Where(result => result.Source == state.Id).ToList().ForEach(item => transitions.Add(item));
}
catch (Exception e) { }
if (transitions.Count > 0)
{
if (transitions.Count == 1)
{
var t = transitions[0];
nodeList[t.Source].Next = nodeList[t.Target];
}
else
{
FlowSwitch <String> newSwitch = new FlowSwitch <String> {
Expression = flowGlobalTransition
};
flow.Nodes.Add(newSwitch);
nodeList[state.Id].Next = newSwitch;
try
{
var timeouttransition = transitions.First(result => result.Type == PD_TransitionTypes.TimeoutTransition);
newSwitch.Cases.Add("TimeOut!", nodeList[timeouttransition.Target]);
transitions.Remove(timeouttransition);
}
catch (Exception e) { }
if (state.Type == PD_StateTypes.SendState)
{
newSwitch.Default = nodeList[transitions[0].Target];
}
else if (state.Type == PD_StateTypes.ReceiveState)
{
foreach (var t in transitions)
{
newSwitch.Cases.Add(receiveTranstionToString(process, (PD_ReceiveTransition)t), nodeList[t.Target]);
}
}
else
{
foreach (var t in transitions)
{
newSwitch.Cases.Add(((PD_RegularTransition)t).Name, nodeList[t.Target]);
}
}
}
}
}
ActivityBuilder builder = new ActivityBuilder();
builder.Name = "strICT.InFlowTest.WFProcesses." + process.Name + "." + subject.Name;
builder.Implementation = flow;
VisualBasic.SetSettings(builder, new VisualBasicSettings());
//StringBuilder sb = new StringBuilder();
StringWriterUtf8 stream = new StringWriterUtf8();
XamlWriter writer = ActivityXamlServices.CreateBuilderWriter(new XamlXmlWriter(stream, new XamlSchemaContext()));
XamlServices.Save(writer, builder);
string res = stream.GetStringBuilder().ToString();
res = res.Replace("<?xml version=\"1.0\" encoding=\"utf-8\"?>", "");
return(res);
}