public override bool ProcessUpdate(Item oldItem, Item newItem)
{
GoogleClient client = new GoogleClient(user, storage);
if (newItem.ItemTypeID != oldItem.ItemTypeID)
{ // remove appointment from Calendar if ItemType changes
ProcessDelete(oldItem);
// base handles ItemType changing
return base.ProcessUpdate(oldItem, newItem);
}
// update appointment on Calendar (if available)
if (client.ConnectToCalendar)
{ // update if Name, DueDate, EndDate, or Description have changed
FieldValue fvOldStart = oldItem.GetFieldValue(FieldNames.DueDate);
FieldValue fvNewStart = newItem.GetFieldValue(FieldNames.DueDate);
FieldValue fvOldEnd = oldItem.GetFieldValue(FieldNames.EndDate);
FieldValue fvNewEnd = newItem.GetFieldValue(FieldNames.EndDate);
FieldValue fvOldDesc = oldItem.GetFieldValue(FieldNames.Description);
FieldValue fvNewDesc = newItem.GetFieldValue(FieldNames.Description);
string oldDesc = (fvOldDesc == null) ? null : fvOldDesc.Value;
string newDesc = (fvNewDesc == null) ? null : fvNewDesc.Value;
if (newItem.Name != oldItem.Name || newDesc != oldDesc ||
(fvNewStart != null && !string.IsNullOrEmpty(fvNewStart.Value) && (fvOldStart == null || fvNewStart.Value != fvOldStart.Value)) ||
(fvNewEnd != null && !string.IsNullOrEmpty(fvNewEnd.Value) && (fvOldEnd == null || fvNewEnd.Value != fvOldEnd.Value)))
{
if (fvNewStart != null && fvNewEnd != null)
{
return client.UpdateCalendarEvent(newItem);
}
}
}
return false;
}
// entry point to verify Google consent it working
public ActionResult AccessGoogle()
{
GoogleClient client = new GoogleClient(this.CurrentUser, this.StorageContext);
client.ForceAuthentication();
return RedirectToAction("Home", "Dashboard");
}
public override bool ProcessDelete(Item item)
{
if (base.ProcessDelete(item))
return true;
// delete appointment from Calendar (if available)
GoogleClient client = new GoogleClient(user, storage);
if (client.ConnectToCalendar)
{
return client.RemoveCalendarEvent(item);
}
return false;
}
public override bool ProcessCreate(Item item)
{
// base method extracts intent
if (base.ProcessCreate(item))
return true;
// add new appointment to Calendar (if available)
GoogleClient client = new GoogleClient(user, storage);
if (client.ConnectToCalendar)
{
return client.AddCalendarEvent(item);
}
return false;
}
public ActionResult Google()
{
if (googleClient == null)
{ // access Google Calendar API to force initial authentication
googleClient = new GoogleClient();
}
if (HttpContext.Request["code"] != null)
{ // load access tokens
googleClient.Authenticator.LoadAccessToken();
}
try
{ // force authentication by accessing calendar settings
googleClient.ForceAuthentication();
return RedirectToAction("Home", "Dashboard", new { consentStatus = UserDataModel.GoogleConsentSuccess });
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception)
{
return RedirectToAction("Home", "Dashboard", new { consentStatus = UserDataModel.GoogleConsentFail });
}
}