private bool IsNextNode(ScriptWorkflow scriptWorkflow, int currentNode)
{
// Local Variables
XmlSerializer xmlSerializer = null;
StringReader stringReader = null;
WorkflowNodes workflowNodes = null;
WFNodeInfo nextNode = null;
try
{
// Instantiate local variables
stringReader = new StringReader(scriptWorkflow.WorkflowXML);
WFHistArray = new ArrayList();
// Deserialize the WorkFlow Nodes
xmlSerializer = new XmlSerializer(typeof(WorkflowNodes));
workflowNodes = (WorkflowNodes)xmlSerializer.Deserialize(stringReader);
foreach (WFNodeInfo WFN in workflowNodes.Nodes)
{
if (WFN.NodeUniqueID == currentNode)
{
Int32 ProcNode = DetermineNextSection(WFN);
foreach (WFNodeInfo WFN2 in workflowNodes.Nodes)
{
if ((WFN2.NodeUniqueID == ProcNode) || (WFN.Conditions != null && WFN.Conditions.Count() > 0))
{
nextNode = WFN2;
break;
}
}
break;
}
}
return(nextNode != null);
}
catch
{
return(false);
}
finally
{
xmlSerializer = null;
stringReader = null;
workflowNodes = null;
}
}
public static WFNodeInfo GetNextNode(HttpSessionStateBase Session)
{
WFNodeInfo node = (Session["NextNode"] == null) ? null : (WFNodeInfo)Session["NextNode"];
return(node);
}
public static void StoreNextNode(HttpSessionStateBase Session, WFNodeInfo node)
{
Session["NextNode"] = node;
}
private WFNodeInfo DetermineNextNode(ScriptWorkflow scriptWorkflow, int currentNode, MoveDirection direction)
{
// Local Variables
XmlSerializer xmlSerializer = null;
StringReader stringReader = null;
WorkflowNodes workflowNodes = null;
WFNodeInfo nextNode = null;
//wfHistory[] WorkflowHistory = null;
ArrayList WFHistArray = null;
try
{
// Instantiate local variables
stringReader = new StringReader(scriptWorkflow.WorkflowXML);
WFHistArray = new ArrayList();
// Deserialize the WorkFlow Nodes
xmlSerializer = new XmlSerializer(typeof(WorkflowNodes));
workflowNodes = (WorkflowNodes)xmlSerializer.Deserialize(stringReader);
// Determin by direction
switch (direction)
{
case MoveDirection.Forward:
foreach (WFNodeInfo WFN in workflowNodes.Nodes)
{
if (WFN.NodeUniqueID == currentNode) //WorkflowObject.CurrentNode
{
Int32 ProcNode = DetermineNextSection(WFN);
foreach (WFNodeInfo WFN2 in workflowNodes.Nodes)
{
if (WFN2.NodeUniqueID == ProcNode)
{
nextNode = WFN2;
break;
}
}
break;
}
}
break;
case MoveDirection.Back:
if (SessionManager.GetWorkflowHistory(HttpContext.Session) != null)
{
foreach (wfHistory wfhis in SessionManager.GetWorkflowHistory(HttpContext.Session))
{
WFHistArray.Add(wfhis);
}
if (WFHistArray.Count < 2)
{
return(null);
}
wfHistory lastone = (wfHistory)WFHistArray[WFHistArray.Count - 2];
if (lastone.WorkFlowID == scriptWorkflow.ScriptWorkflowID && lastone.NodeID == currentNode)
{
return(null);
}
if (lastone.WorkFlowID == scriptWorkflow.ScriptWorkflowID)
{
currentNode = lastone.NodeID;
WFHistArray.RemoveAt(WFHistArray.Count - 1);
WFHistArray.RemoveAt(WFHistArray.Count - 1);
SessionManager.StoreWorkflowHistory(HttpContext.Session, (wfHistory[])WFHistArray.ToArray(typeof(wfHistory)));
nextNode = DetermineNextNode(scriptWorkflow, currentNode, MoveDirection.Current);
}
else
{
nextNode = new WFNodeInfo();
nextNode.NodeUniqueID = lastone.WorkFlowID;
nextNode.nodeName = lastone.WorkFlowName;
nextNode.nodeType = NodeType.PreviousWorkflow;
nextNode.DocUID = lastone.NodeID; // Use DocUID parameter as NodeId
WFHistArray.RemoveAt(WFHistArray.Count - 1);
WFHistArray.RemoveAt(WFHistArray.Count - 1);
SessionManager.StoreWorkflowHistory(HttpContext.Session, (wfHistory[])WFHistArray.ToArray(typeof(wfHistory)));
return(nextNode);
}
}
else
{
return(null);
}
break;
case MoveDirection.Current:
foreach (WFNodeInfo WFN in workflowNodes.Nodes)
{
if (WFN.NodeUniqueID == currentNode)
{
nextNode = WFN;
break;
}
}
break;
case MoveDirection.Start:
foreach (WFNodeInfo wFNodeInfo in workflowNodes.Nodes)
{
Int32 ProcNode = DetermineNextSection(wFNodeInfo);
foreach (WFNodeInfo wFNodeInfo2 in workflowNodes.Nodes)
{
if (wFNodeInfo2.NodeUniqueID == ProcNode)
{
nextNode = wFNodeInfo2;
break;
}
}
break;
}
break;
default:
break;
}
if (nextNode == null) //&& nextNode.nodeType.Equals(NodeType.SignPost)
{
nextNode = DetermineNextNode(scriptWorkflow, nextNode.NodeUniqueID, MoveDirection.Forward);
}
return(nextNode);
}
catch
{
return(null);
}
finally
{
xmlSerializer = null;
stringReader = null;
workflowNodes = null;
WFHistArray = null;
}
}
// GET: /Workflow/
public ActionResult Display(int id)
{
//DataObjectLoader DOL = new API.ExternalData.DataObjectLoader();
WorkflowDisplay wfDisplay = new WorkflowDisplay();
WFNodeInfo nextNode = null;
ScreenViewer.API.WorkflowController WFC = new API.WorkflowController();
var actionResult = WFC.GetScriptWorkflow(id);
DataObjectManager DOM = new DataObjectManager();
if (actionResult != null)
{
var response = actionResult as OkNegotiatedContentResult <ScriptWorkflow>;
ViewBag.WorkflowName = response.Content.WorkflowName;
wfDisplay.workflowName = response.Content.WorkflowName;
nextNode = DetermineNextNode((ScriptWorkflow)response.Content, currentNode, direction);
if (nextNode != null)
{
if (!direction.Equals(MoveDirection.Current) && nextNode.nodeName != null && nextNode.nodeType.Equals(NodeType.Section))
{
SessionManager.StoreNavigation(HttpContext.Session, nextNode.nodeName, wfDisplay.workflowName.ToString());
}
if (nextNode.nodeActions != "") //&& fireactions
{
FireActions(nextNode.nodeActions);
}
switch (nextNode.nodeType)
{
case NodeType.Section:
AddtoWFHistory(response.Content.ScriptWorkflowID, nextNode.NodeUniqueID, response.Content.WorkflowName, nextNode.nodeName);
break;
case NodeType.Workflow:
return(RedirectToAction("Display", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName) }));
case NodeType.PreviousWorkflow:
return(RedirectToAction("DisplayByDirection", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName), currentNode = nextNode.DocUID, moveDirection = MoveDirection.Current }));
case NodeType.SignPost:
MoveDirection direction2 = direction == MoveDirection.Start ? MoveDirection.Forward : direction;
WFNodeInfo holdNode = nextNode;
nextNode = DetermineNextNode((ScriptWorkflow)response.Content, nextNode.NodeUniqueID, direction2);
if (nextNode == null)
{
direction = MoveDirection.Current;
return(Display(Convert.ToInt32(Request.Form["hdnWorkflowId"])));
//nextNode = holdNode;
}
else
{
if (!direction.Equals(MoveDirection.Current) && nextNode.nodeName != null)
{
SessionManager.StoreNavigation(HttpContext.Session, nextNode.nodeName, wfDisplay.workflowName.ToString());
AddtoWFHistory(response.Content.ScriptWorkflowID, nextNode.NodeUniqueID, response.Content.WorkflowName, nextNode.nodeName);
}
if (nextNode.nodeType.Equals(NodeType.Workflow))
{
return(RedirectToAction("Display", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName) }));
}
}
FireActions(nextNode.nodeActions);
if (nextNode.nodeType.Equals(NodeType.SignPost))
{
nextNode = DetermineNextNode((ScriptWorkflow)response.Content, nextNode.NodeUniqueID, direction2);
if (nextNode == null)
{
direction = MoveDirection.Current;
return(Display(Convert.ToInt32(Request.Form["hdnWorkflowId"])));
//nextNode = holdNode;
}
else
{
if (!direction.Equals(MoveDirection.Current) && nextNode.nodeName != null)
{
SessionManager.StoreNavigation(HttpContext.Session, nextNode.nodeName, wfDisplay.workflowName.ToString());
AddtoWFHistory(response.Content.ScriptWorkflowID, nextNode.NodeUniqueID, response.Content.WorkflowName, nextNode.nodeName);
}
if (nextNode.nodeType.Equals(NodeType.Workflow))
{
return(RedirectToAction("Display", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName) }));
}
}
FireActions(nextNode.nodeActions);
}
break;
}
if (IsNextNode((ScriptWorkflow)response.Content, nextNode.NodeUniqueID))
{
wfDisplay.showNext = true;
}
else
{
wfDisplay.showNext = false;
}
}
else
{
direction = MoveDirection.Current;
return(Display(Convert.ToInt32(Request.Form["hdnWorkflowId"])));
}
}
if (AddHistory)
{
if (SessionManager.GetWorkflowHistory(HttpContext.Session).Length >= 2)
{
wfDisplay.showPrevious = true;
}
else
{
wfDisplay.showPrevious = false;
}
}
Session["layout"] = null;
wfDisplay.nextNode = nextNode;
wfDisplay.workflowID = id.ToString();
nextNode.DocUID = id;
SessionManager.StoreNextNode(HttpContext.Session, nextNode);
wfDisplay.callNotes = SessionManager.GetContactNotes(HttpContext.Session);
string layoutname = "_default";
if (!string.IsNullOrEmpty(SessionManager.GetScreenLayout(HttpContext.Session)))
{
layoutname = SessionManager.GetScreenLayout(HttpContext.Session);
}
WorkflowLayoutsController WLC = new WorkflowLayoutsController();
//var actionResult2 = WLC.GetWorkflowLayoutString(layoutname, ScreenViewer.ClientHelper.GetClientIdByUserID(System.Web.HttpContext.Current.User.Identity.GetUserId()));
var actionResult2 = WLC.GetWorkflowLayoutString(layoutname, SessionManager.GetScriptParameterByKey("ClientId", HttpContext.Session));
if (actionResult2 != null)
{
var response = actionResult2 as OkNegotiatedContentResult <string>;
wfDisplay.Layout = response.Content;
}
ScriptProject scriptproject = null;
API.ProjectController PC = new API.ProjectController();
var actionResult3 = PC.GetScriptProject(SessionManager.GetProjectId(HttpContext.Session));
if (actionResult3 != null)
{
var response = actionResult3 as OkNegotiatedContentResult <ScriptProject>;
scriptproject = response.Content;
}
string notif = scriptproject.NotificationText;
wfDisplay.menuHTML = SessionManager.GetMenuHTML(HttpContext.Session);
wfDisplay.Notifications = scriptproject.NotificationText; //notif.Replace(System.Environment.NewLine,"");
return(View("_WorkFlowViewLayout1", wfDisplay));
}
public ActionResult Display(int id, int currentNode, MoveDirection moveDirection)
{
WFNodeInfo nextNode = null;
WorkflowDisplay wfDisplay = new WorkflowDisplay();
ScreenViewer.API.WorkflowController WFC = new API.WorkflowController();
var actionResult = WFC.GetScriptWorkflow(id);
if (actionResult != null)
{
var response = actionResult as OkNegotiatedContentResult <ScriptWorkflow>;
wfDisplay.workflowName = response.Content.WorkflowName;
nextNode = DetermineNextNode((ScriptWorkflow)response.Content, currentNode, moveDirection);
if (nextNode != null)
{
if (!direction.Equals(MoveDirection.Current) && nextNode.nodeName != null)
{
SessionManager.StoreNavigation(HttpContext.Session, nextNode.nodeName, wfDisplay.workflowName.ToString());
}
if (nextNode.nodeActions != "" && FireAway)
{
FireActions(nextNode.nodeActions);
}
switch (nextNode.nodeType)
{
case NodeType.Section:
AddtoWFHistory(response.Content.ScriptWorkflowID, nextNode.NodeUniqueID, response.Content.WorkflowName, nextNode.nodeName);
break;
case NodeType.Workflow:
return(RedirectToAction("Display", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName) }));
case NodeType.PreviousWorkflow:
return(RedirectToAction("DisplayByDirection", "Workflow", new { id = WFC.GetScriptWorkflowId(nextNode.nodeName), moveDirection = MoveDirection.Current }));
case NodeType.SignPost:
nextNode = DetermineNextNode((ScriptWorkflow)response.Content, currentNode, direction);
if (!direction.Equals(MoveDirection.Current) && nextNode.nodeName != null)
{
SessionManager.StoreNavigation(HttpContext.Session, nextNode.nodeName, wfDisplay.workflowName.ToString());
}
if (nextNode.nodeActions != "" & FireAway)
{
FireActions(nextNode.nodeActions);
}
break;
}
if (IsNextNode((ScriptWorkflow)response.Content, nextNode.NodeUniqueID))
{
wfDisplay.showNext = true;
}
else
{
wfDisplay.showNext = false;
}
}
}
if (AddHistory)
{
if (SessionManager.GetWorkflowHistory(HttpContext.Session).Length >= 2)
{
wfDisplay.showPrevious = true;
}
else
{
wfDisplay.showPrevious = false;
}
}
wfDisplay.nextNode = nextNode;
wfDisplay.workflowID = id.ToString();
string layoutname = "_default";
if (!string.IsNullOrEmpty(SessionManager.GetScreenLayout(HttpContext.Session)))
{
layoutname = SessionManager.GetScreenLayout(HttpContext.Session);
}
WorkflowLayoutsController WLC = new WorkflowLayoutsController();
//var actionResult2 = WLC.GetWorkflowLayoutString(layoutname, ScreenViewer.ClientHelper.GetClientIdByUserID(System.Web.HttpContext.Current.User.Identity.GetUserId()));
var actionResult2 = WLC.GetWorkflowLayoutString(layoutname, SessionManager.GetScriptParameterByKey("ClientId", HttpContext.Session));
if (actionResult2 != null)
{
var response = actionResult2 as OkNegotiatedContentResult <string>;
wfDisplay.Layout = response.Content;
}
wfDisplay.menuHTML = SessionManager.GetMenuHTML(HttpContext.Session);
return(View("_WorkFlowViewLayout1", wfDisplay));
}
public Int32 DetermineNextSection(WFNodeInfo CurrentNode)
{
Int32 gotonode = -1;
if (CurrentNode.Conditions == null)
{
return(gotonode);
}
foreach (WFCondition Cond in CurrentNode.Conditions)
{
if (Cond.conditionType == ConditionType.Default)
{
gotonode = Cond.linktoNode;
}
else
{
switch (Cond.conditionType)
{
case ConditionType.Question:
try
{
string qresp = GetQuestionResponse(Cond.Question.ToString());
if (qresp == Cond.QuestionResponse)
{
return(Cond.linktoNode);
}
}
catch
{
}
break;
case ConditionType.DataObject:
try
{
string doValue = GetDataObjectValue(Cond.DataObject);
if (doValue == Cond.DataObjectValue)
{
return(Cond.linktoNode);
}
}
catch
{
}
break;
case ConditionType.Clause:
ClauseEvaluator CE = new ClauseEvaluator(HttpContext.Session);
bool usesection = CE.EvaluateClause(Cond.ClauseID.ToString(), Cond.Result);
if (usesection)
{
return(Cond.linktoNode);
}
break;
case ConditionType.LinkTo:
return(Cond.linktoNode);
}
}
}
return(gotonode);
}
