private bool HandleErrors(ChangeSet set)
{
var errorOps = set.EntityOperations.Where(op => op.HasError);
if (errorOps.Count() == 0)
{
return(true);
}
foreach (var operation in errorOps)
{
var errors = operation.Errors ?? operation.ValidationErrors;
if (operation.Errors != null && operation.ValidationErrors != null)
{
errors = errors.Union(operation.ValidationErrors);
}
if (errors != null)
{
foreach (var error in errors)
{
foreach (var name in error.SourceMemberNames)
{
ViewData.ModelState.AddModelError(name, error.Message);
}
}
}
if (operation.HasConflict)
{
ViewData.ModelState.AddModelError("_FORM",
string.Format("Conflict encountered. Members in conflict are '{0}'.", string.Join(",", operation.ConflictMembers.ToArray <string>())));
}
}
return(false);
}
bool SubmitChanges()
{
try {
var domainservice = Context as DomainService;
if (domainservice != null)
{
var chngSet = new ChangeSet(_changeSet);
domainservice.Submit(chngSet);
if (HandleErrors(chngSet))
{
_changeSet.Clear();
return(true);
}
else
{
return(false);
}
}
else
{
var datacontext = Context as DataContext;
if (datacontext != null)
{
datacontext.SubmitChanges();
}
else
{
return(false);
}
}
return(true);
}
catch (Exception e) {
//ViewData.ModelState.AddModelError("_FORM", e); //<-- grr, this should do that:
var modelstate = ViewData.ModelState["_FORM"];
if (modelstate == null)
{
modelstate = new ModelState();
ViewData.ModelState["_FORM"] = modelstate;
}
modelstate.Errors.Add(new ModelError(e, e.Message));
return(false);
}
}
bool SubmitChanges()
{
try {
var domainservice = Context as DomainService;
if (domainservice != null)
{
var chngSet = new ChangeSet(_changeSet);
domainservice.Submit(chngSet);
if (HandleErrors(chngSet))
{
_changeSet.Clear();
return true;
}
else
{
return false;
}
}
else
{
var datacontext = Context as DataContext;
if (datacontext != null)
{
datacontext.SubmitChanges();
}
else
{
return false;
}
}
return true;
}
catch (Exception e) {
//ViewData.ModelState.AddModelError("_FORM", e); //<-- grr, this should do that:
var modelstate = ViewData.ModelState["_FORM"];
if (modelstate == null)
{
modelstate = new ModelState();
ViewData.ModelState["_FORM"] = modelstate;
}
modelstate.Errors.Add(new ModelError(e, e.Message));
return false;
}
}
private bool HandleErrors(ChangeSet set)
{
var errorOps = set.EntityOperations.Where(op => op.HasError);
if (errorOps.Count() == 0)
return true;
foreach (var operation in errorOps)
{
var errors = operation.Errors ?? operation.ValidationErrors;
if (operation.Errors != null && operation.ValidationErrors != null)
errors = errors.Union(operation.ValidationErrors);
if (errors != null)
{
foreach (var error in errors)
{
foreach (var name in error.SourceMemberNames)
{
ViewData.ModelState.AddModelError(name, error.Message);
}
}
}
if (operation.HasConflict)
{
ViewData.ModelState.AddModelError("_FORM",
string.Format("Conflict encountered. Members in conflict are '{0}'.", string.Join(",", operation.ConflictMembers.ToArray<string>())));
}
}
return false;
}