private Item GetContact(Guid userid, ADQueryResult subject)
{
try
{
// try to get an existing contact by name
var contact = UserContext.Items.
Include("FieldValues").
Single(i => i.UserID == userid && i.ItemTypeID == SystemItemTypes.Contact && i.Name == subject.Name);
// ensure that if a facebook ID exists, it matches the FBID of the subject just retrieved
var fbid = contact.GetFieldValue(FieldNames.FacebookID);
var ids = subject.IDs.Where(id => id.Source == Sources.Facebook).ToList();
if (ids.Count > 0 && fbid != null && fbid.Value != ids[0].Value)
{
return(null);
}
return(contact);
}
catch (Exception)
{
// contact not found
return(null);
}
}
private Item MakeContact(WorkflowInstance workflowInstance, Item item, ADQueryResult subject)
{
DateTime now = DateTime.UtcNow;
/*
* FieldValue contactsField = GetFieldValue(item, TargetFieldName, true);
* Guid listID = contactsField.Value != null ? new Guid(contactsField.Value) : Guid.NewGuid();
*
* // if the contacts sublist under the item doesn't exist, create it now
* if (contactsField.Value == null)
* {
* Item list = new Item()
* {
* ID = listID,
* Name = TargetFieldName,
* IsList = true,
* FolderID = item.FolderID,
* ItemTypeID = SystemItemTypes.Reference,
* ParentID = item.ID,
* UserID = item.UserID,
* Created = now,
* LastModified = now,
* };
* contactsField.Value = listID.ToString();
* UserContext.Items.Add(list);
* UserContext.SaveChanges();
*
* // add a Suggestion with a RefreshEntity FieldName to the list, to tell the UI that the
* // workflow changed the Item
* SignalEntityRefresh(workflowInstance, item);
* }
*/
// try to find an existing contact using matching heuristic
var contact = GetContact(item.UserID, subject);
// if the contact wasn't found, create the new contact (detached) - it will be JSON-serialized and placed into
// the suggestion value field
if (contact == null)
{
contact = new Item()
{
ID = Guid.NewGuid(),
Name = subject.Name,
FolderID = item.FolderID,
ItemTypeID = SystemItemTypes.Contact,
ParentID = null /*listID*/,
UserID = item.UserID,
FieldValues = new List <FieldValue>(),
Created = now,
LastModified = now,
};
}
// add various FieldValues to the contact if available
try
{
// add sources
string sources = String.Join(",", subject.IDs.Select(id => id.Source));
contact.GetFieldValue(FieldNames.Sources, true).Value = sources;
// add birthday
if (subject.Birthday != null)
{
contact.GetFieldValue(FieldNames.Birthday, true).Value = ((DateTime)subject.Birthday).ToString("d");
}
// add facebook ID
string fbID = subject.IDs.Single(id => id.Source == ADQueryResultValue.FacebookSource).Value;
if (fbID != null)
{
contact.GetFieldValue(FieldNames.FacebookID, true).Value = fbID;
}
}
catch (Exception) { }
return(contact);
}
