/// <summary>
/// Only if we are redirecting, transfer model errors to temp data
/// </summary>
/// <param name="filterContext"></param>
/// <remarks>
/// We do this just before the result executes. This gives ample time to derived controllers to manipulate the model state.
/// </remarks>
protected override void OnResultExecuting(ResultExecutingContext filterContext)
{
if (filterContext.Result is RedirectToRouteResult && !ModelState.IsValid)
{
// Since we are redirecting, ensure that Modelstate errors are transferred to TempData
var errors = ModelState.SelectMany(p => p.Value.Errors);
StatusSummaryExtensions.GetErrorList(TempData).AddRange(errors.Select(p => p.Exception == null ? p.ErrorMessage : p.Exception.Message));
}
base.OnResultExecuting(filterContext);
}
/// <summary>
/// Returns the added status messages
/// </summary>
/// <returns></returns>
/// <remarks>
/// Added by Sharad on 23 May 2012. Allows apps, e.g. Carton Manager, to access the status messages and return them as an ajax list
/// </remarks>
protected IEnumerable <string> GetStatusMessages()
{
return(StatusSummaryExtensions.GetStatusList(TempData));
}
/// <summary>
/// Add a status message which can then be displayed appropriately by <see cref="StatusSummaryExtensions.StatusSummary"/>
/// </summary>
/// <param name="msg"></param>
/// <remarks>
/// public so that attributes like <see cref="AuthorizeExAttribute"/> can access it.
/// </remarks>
public void AddStatusMessage(string msg)
{
StatusSummaryExtensions.GetStatusList(TempData).Add(msg);
}