/// <summary>
/// Validates the request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="errorMessage">The error message.</param>
/// <returns></returns>
public bool ValidateRequest(FormDataRequest request, out string errorMessage)
{
errorMessage = string.Empty;
var messageBuilder = new StringBuilder();
if (string.IsNullOrWhiteSpace(request.EntityId))
{
messageBuilder.Append("EntityId was null.");
}
if (string.IsNullOrWhiteSpace(request.FormId))
{
messageBuilder.Append("FormId was null.");
}
if (string.IsNullOrWhiteSpace(request.Query))
{
messageBuilder.Append("Query was null.");
}
if (!string.IsNullOrWhiteSpace(request.Query) &&
!ParseQueryString(request.Query))
{
messageBuilder.Append("Failed to parse query string.");
}
if (messageBuilder.Length <= 0)
{
return(true);
}
messageBuilder.Insert(0, "Cannot parse post data.");
errorMessage = messageBuilder.ToString();
return(false);
}
public IHttpActionResult GetFormData([FromBody] FormDataRequest request)
{
if (request == null)
{
throw new WebArgumentNullException(nameof(request));
}
using (Profiler.Measure("FormController.GetData"))
{
string errorMessage;
if (!_formControllerRequestHandler.ValidateRequest(request, out errorMessage))
{
EventLog.Application.WriteError(errorMessage);
return(BadRequest(errorMessage));
}
try
{
var response = _formControllerRequestHandler.GetFormData(request);
if (response == null)
{
return(NotFound());
}
return(Ok(response));
}
catch (PlatformSecurityException ex)
{
EventLog.Application.WriteWarning(ex.ToString());
return(StatusCode(HttpStatusCode.Forbidden));
}
catch (Exception ex)
{
EventLog.Application.WriteError(ex.ToString());
return(InternalServerError());
}
}
}
/// <summary>
/// Gets the form data.
/// </summary>
/// <param name="request">The request.</param>
/// <returns></returns>
public FormDataResponse GetFormData(FormDataRequest request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var entityIdRef = new EntityRef(request.EntityId);
// Get the entity data
EntityData entityData = BulkRequestRunner.GetEntityData(entityIdRef, request.Query, request.Hint);
// Set the result to NotFound for Basic and BasicWithDemand only
if (entityData == null)
{
return(null);
}
var formId = new EntityRef(request.FormId).Id;
EntityData formEntityData = null;
// Get the form entity data for non gen forms
if (!EntityTemporaryIdAllocator.IsAllocatedId(formId))
{
try
{
formEntityData = GetFormAsEntityData(formId, false);
}
catch (Exception ex)
{
EventLog.Application.WriteError("Failed to get form with id {0}. Unable to get initial form control visibility. Error: {1}.", formId, ex);
}
}
ISet <long> initiallyHiddenControls = null;
if (formEntityData == null)
{
return(PackageFormDataResponse(entityData, null));
}
IDictionary <long, IExpression> compiledExpressions = null;
IDictionary <long, string> controlVisibilityCalculations;
using (new SecurityBypassContext())
{
// Have form. Get any visibility calculations
controlVisibilityCalculations = GetControlVisibilityCalculations(formEntityData);
long entityTypeId = GetTypeToEditWithForm(formEntityData);
if (controlVisibilityCalculations.Count > 0 && entityTypeId > 0)
{
// Now we have all the calculations
compiledExpressions = CompileVisibilityCalculations(new EntityRef(entityTypeId), controlVisibilityCalculations);
}
}
if (controlVisibilityCalculations.Count > 0)
{
initiallyHiddenControls = GetHiddenControls(entityIdRef.Entity, controlVisibilityCalculations.Keys, compiledExpressions);
}
return(PackageFormDataResponse(entityData, initiallyHiddenControls));
}
