public string Save(string uid, string formname, string displayname)
{
RatnaUser user = base.ValidatedUser();
if (user == null)
{
return SendAccessDenied();
}
ServiceOutput output = new ServiceOutput();
output.Success = false;
// without the formname and displayname, it cannot be saved.
if (string.IsNullOrEmpty(formname)
|| string.IsNullOrEmpty(displayname))
{
// do nothing.
output.AddOutput(Constants.Json.Error, ResourceManager.GetLiteral("Admin.Forms.Save.Error.NameOrDisplayNameNotSpecified"));
}
else
{
try
{
// convert the uid to GUID. if failed to convert, assume that this is a new form.
Guid uuid;
if (Guid.TryParse(uid, out uuid))
{
Form form;
if (FormsPlugin.Instance.TryRead(formname, out form))
{
// match the uid
if (uuid == form.UId)
{
logger.Log(LogLevel.Info, "Updating form - {0}, uid - {1}", formname, uuid);
form.DisplayName = displayname;
FormsPlugin.Instance.Add(form);
output.AddOutput("uid", form.UId);
output.Success = true;
}
else
{
logger.Log(LogLevel.Warn, "Unble to save form with name - [{0}] and uid - {1}. Uid and name mismatch", formname, uuid);
// mismatch of name and uid
output.AddOutput(Constants.Json.Error, ResourceManager.GetLiteral("Admin.Forms.Save.Error.NameAndUIdMismatch"));
}
}
else
{
// unable to locate form with the given name
logger.Log(LogLevel.Warn, "Unble to locate form with name - [{0}] and uid - {1}", formname, uuid);
output.AddOutput(Constants.Json.Error, ResourceManager.GetLiteral("Admin.Forms.Save.Error.NoFormFoundWithName"));
}
}
else
{
logger.Log(LogLevel.Info, "Creating new form - {0}, display name - [{1}]", formname, displayname);
Form form = new Form();
try
{
form.Name = formname;
}
catch (ArgumentException)
{
throw new MessageException(ResourceManager.GetLiteral("Admin.Forms.Save.Error.FormNameInvalid"));
}
form.DisplayName = displayname;
FormsPlugin.Instance.Add(form);
output.AddOutput("uid", form.UId);
output.Success = true;
}
}
catch (MessageException me)
{
logger.Log(LogLevel.Warn, "Unble to save form - {0} ", me);
if (me.ErrorNumber == PluginErrorCodes.IdAlreadyInUse)
{
output.AddOutput(Constants.Json.Error, ResourceManager.GetLiteral("Admin.Forms.Save.Error.FormNameInUse"));
}
else
{
output.AddOutput(Constants.Json.Error, me.Message);
}
output.Success = false;
}
}
return output.GetJson();
}
public void Add(Form form)
{
#region argument checking
if (form == null)
{
throw new ArgumentNullException("form");
}
if (!form.IsValid())
{
throw new InvalidOperationException("form is invalid");
}
#endregion
try
{
// add the form
PluginStore.Instance.Save(this, form);
}
catch (MessageException me)
{
if (me.ErrorNumber == PluginErrorCodes.IdAlreadyInUse)
{
// throw with a new message
throw new MessageException(me.ErrorNumber, ResourceManager.GetMessage(FormMessages.NameAlreadyInUse));
}
throw;
}
}
private void RenderFormHead(Form form)
{
IList<Field> fields = form.Fields;
if (fields != null && fields.Count > 0)
{
int count = 0;
foreach (Field field in fields)
{
if (count >= displayColumnsCount)
{
break;
}
HtmlTableCell cell = new HtmlTableCell("th");
cell.InnerText = field.Name;
headtr.Cells.Add(cell);
count++;
}
}
}
public bool TryRead(string name, out Form form)
{
form = null;
bool success = false;
try
{
form = PluginStore.Instance.Read<Form>(this, Form.KeyName, name);
success = true;
}
catch (MessageException me)
{
if (me.ErrorNumber != PluginErrorCodes.PluginDataNotFound)
{
throw;
}
}
return success;
}