public SynchronizationResultDto SyncData(SynchronizationRequestDto synchronizationRequest)
{
//TODO> the method should return only the fields
//specified in the metadata, and not all entities
//attributes.
var user = SecurityFacade.CurrentUser();
if (null == user)
{
throw new HttpResponseException(HttpStatusCode.Unauthorized);
}
var syncResult = new SynchronizationResultDto();
foreach (var application in synchronizationRequest.Applications)
{
var applicationMetadata = MetadataProvider
.Application(application.appName)
.ApplyPolicies(ApplicationMetadataSchemaKey.GetSyncInstance(), user, ClientPlatform.Mobile);
var syncAppData = _dataSetProvider.LookupAsBaseDataSet(application.appName)
.Sync(applicationMetadata, application);
if (!application.FetchMetadata)
{
//used to reduce the amount of data sent
syncAppData.Metadata = null;
}
syncResult.SynchronizationData.Add(syncAppData);
}
return(syncResult);
}
private static void BuildSlicedMetadataCache()
{
SlicedEntityMetadataCache.Clear();
foreach (var app in _applicationMetadata)
{
var entityName = app.Entity;
var entityMetadata = Entity(entityName);
if (app.IsMobileSupported())
{
app.Schemas().Add(ApplicationMetadataSchemaKey.GetSyncInstance(),
ApplicationSchemaFactory.GetSyncInstance(app.ApplicationName, app.IdFieldName));
}
foreach (var webSchema in app.Schemas())
{
var schema = webSchema.Value;
schema.DepandantFields(DependencyBuilder.BuildDependantFields(schema.Fields, schema.DependableFields));
schema._fieldWhichHaveDeps = schema.DependantFields.Keys;
var instance = SlicedEntityMetadataBuilder.GetInstance(entityMetadata, schema, app.FetchLimit);
SlicedEntityMetadataCache[new SlicedEntityMetadataKey(webSchema.Key, entityName)] = instance;
}
}
}
