/// <summary>
/// Create a copy of workflow step
/// </summary>
/// <returns>Copy of workflow step</returns>
public WorkflowStep ReturnACopy()
{
WorkflowStep CopiedStep = new WorkflowStep();
CopiedStep.nWorkflowStepId = nWorkflowStepId;
CopiedStep.strWorkflowStepName = strWorkflowStepName;
CopiedStep.strWorkflowStepDescription = strWorkflowStepDescription;
CopiedStep.strWorkflowStepAction = strWorkflowStepAction;
CopiedStep.nHostedApplicationId = nHostedApplicationId;
CopiedStep.bIsStepComplete = bIsStepComplete;
return(CopiedStep);
}
/// <summary>
/// Sets the workflow steps' content from the XML to the data structure.
/// </summary>
/// <param name="strWorkflowStepsXML">steps' content in the form of XML</param>
/// <returns>true if successful and false if failed.</returns>
public bool SetWorkflowStepsData(string strWorkflowStepsXML)
{
if (strWorkflowStepsXML == string.Empty)
{
return(false);
}
try
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(strWorkflowStepsXML);
XmlNode root = doc.DocumentElement;
XmlNode WorkflowNode = root.SelectSingleNode(XML_WORKFLOW);
//verify if the workflow ids are correct.
//there should not be a mismatch, but still.
int nWorkflowIDFromXML = Convert.ToInt32(WorkflowNode.Attributes[XML_WORKFLOW_ID].InnerText, 10);
if (nWorkflowIDFromXML != workflowId)
{
return(false);
}
XmlNodeList Steps = WorkflowNode.SelectNodes(XML_STEP);
if (Steps.Count == 0) //no steps for this workflow.
{
Logging.Warn(this.ToString(), localizeWF.WORKFLOW_DATA_STRUCTURES_WORKFLOW_DATA_ERR_SET_WORKFLOW_STEPS_DATA);
return(false);
}
wfSteps = new WorkflowStepArray();
foreach (XmlNode StepNode in Steps)
{
//form the workflowstep structure
WorkflowStep Step = new WorkflowStep();
Step.SetStepData(StepNode.OuterXml);
//add the structure to the list.
wfSteps.Add(Step);
}
}
catch (Exception exp)
{
Logging.Error(this.ToString(), localizeWF.WORKFLOW_DATA_STRUCTURES_WORKFLOW_DATA_ERR_SET_WORKFLOW_STEPS_DATA, exp);
throw exp;
}
return(true);
}
/// <summary>
/// creates a copy of workflow
/// </summary>
/// <returns>copy of workflow</returns>
public WorkflowData ReturnACopy()
{
WorkflowData CopiedWorkflow = new WorkflowData();
CopiedWorkflow.workflowId = workflowId;
CopiedWorkflow.strWorkflowName = strWorkflowName;
CopiedWorkflow.isForced = isForced;
if (wfSteps != null && wfSteps.Count != 0)
{
CopiedWorkflow.wfSteps = new WorkflowStepArray();
foreach (WorkflowStep Step in wfSteps)
{
WorkflowStep StepOfalSteps = new WorkflowStep();
StepOfalSteps = Step.ReturnACopy();
CopiedWorkflow.wfSteps.Add(StepOfalSteps);
}
CopiedWorkflow.activeStepId = activeStepId;
}
return(CopiedWorkflow);
}
/// <summary>
/// Public to allow serialization/deserialization
/// </summary>
public void Add(WorkflowStep wfs)
{
WorkflowSteps.Add(wfs);
}
public bool SetPendingWorkflowData(string pendingWorkflowData, bool bShowErr)
{
if (pendingWorkflowData == string.Empty)
{
return(false);
}
try
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(pendingWorkflowData);
XmlNode root = doc.DocumentElement;
if (root.ChildNodes.Count == 0)
{
// No steps in this workflow.
return(false);
}
XmlNodeList Steps = root.SelectNodes(XML_STEP);
if (Steps.Count == 0)
{
return(false);
}
if (wfSteps == null || wfSteps.Count == 0)
{
Logging.Warn(this.ToString(), localizeWF.WORKFLOW_DATA_STRUCTURES_WORKFLOW_DATA_SET_PENDING_WORKFLOW_DATA);
return(false);
}
//parse through the xml to get to each of the steps.
foreach (XmlNode StepNode in Steps)
{
foreach (WorkflowStep Step in wfSteps)
{
if (Convert.ToInt32(StepNode.Attributes[XML_STEP_ID].InnerText, 10) == Step.Workflowstepid)
{
//step found. set the value, complete or not.
if (StepNode.SelectSingleNode(XML_STEP_COMPLETE).InnerText == STEP_COMPLETE_VAL)
{
Step.IsStepComplete = true;
}
else
{
//set the active step.
activeStepId = Step.Workflowstepid;
}
}
}
}
// Check if the active step was set in the previous iterations
if (activeStepId == -1)
{
if (bShowErr)
{
Logging.Error(this.ToString(), localizeWF.WORKFLOW_DATA_STRUCTURES_WORKFLOW_DATA_SET_PENDING_WORKFLOW_DATA_SET_TO_FIRST_STEP);
}
// Active step of the pending workflow was removed.
// set the active step to the first step in the workflow.
WorkflowStep firstStep = wfSteps[0] as WorkflowStep;
activeStepId = firstStep.Workflowstepid;
}
}
catch (Exception exp)
{
if (bShowErr)
{
Logging.Error(this.ToString(), localizeWF.WORKFLOW_DATA_STRUCTURES_WORKFLOW_DATA_SET_PENDING_WORKFLOW_DATA, exp);
throw exp;
}
}
return(true);
}
