这是我更改 nintex flexi 任务结果的代码。我的问题是权限。我已将管理员令牌传递给站点。它解决了问题。
var siteUrl = "...";
using (var tempSite = new SPSite(siteUrl))
{
var sysToken = tempSite.SystemAccount.UserToken;
using (var site = new SPSite(siteUrl, sysToken))
{
var web = site.OpenWeb();
...
var cancelled = "Cancelled";
task.Web.AllowUnsafeUpdates = true;
Hashtable ht = new Hashtable();
ht[SPBuiltInFieldId.TaskStatus] = SPResource.GetString(new CultureInfo((int)task.Web.Language, false), Strings.WorkflowStatusCompleted, new object[0]);
ht["Completed"] = true;
ht["PercentComplete"] = 1;
ht["Status"] = "Completed";
ht["WorkflowOutcome"] = cancelled;
ht["Decision"] = CommonHelper.GetFlexiTaskOutcomeId(task, cancelled);
ht["ApproverComments"] = "cancelled";
CommonHelper.AlterTask((task as SPListItem), ht, true, 5, 100);
task.Web.AllowUnsafeUpdates = false;
}
}
}
}
}
}
public static string GetFlexiTaskOutcomeId(Microsoft.SharePoint.Workflow.SPWorkflowTask task, string outcome)
{
if (task["MultiOutcomeTaskInfo"] == null)
{
return string.Empty;
}
string xmlOutcome = HttpUtility.HtmlDecode(task["MultiOutcomeTaskInfo"].ToString());
if (string.IsNullOrEmpty(xmlOutcome))
{
return string.Empty;
}
XmlDocument doc = new XmlDocument();
doc.LoadXml(xmlOutcome);
var node = doc.SelectSingleNode(string.Format("/MultiOutcomeResponseInfo/AvailableOutcomes/ConfiguredOutcome[@Name='{0}']", outcome));
return node.Attributes["Id"].Value;
}
public static bool AlterTask(SPListItem task, Hashtable htData, bool fSynchronous, int attempts, int milisecondsTimeout)
{
if ((int)task[SPBuiltInFieldId.WorkflowVersion] != 1)
{
SPList parentList = task.ParentList.ParentWeb.Lists[new Guid(task[SPBuiltInFieldId.WorkflowListId].ToString())];
SPListItem parentItem = parentList.Items.GetItemById((int)task[SPBuiltInFieldId.WorkflowItemId]);
for (int i = 0; i < attempts; i++)
{
SPWorkflow workflow = parentItem.Workflows[new Guid(task[SPBuiltInFieldId.WorkflowInstanceID].ToString())];
if (!workflow.IsLocked)
{
task[SPBuiltInFieldId.WorkflowVersion] = 1;
task.SystemUpdate();
break;
}
if (i != attempts - 1)
{
Thread.Sleep(milisecondsTimeout);
}
}
}
var result = SPWorkflowTask.AlterTask(task, htData, fSynchronous);
return result;
}