/// <summary>
/// Gets the meta field values.
/// </summary>
/// <param name="row">The row.</param>
/// <param name="metaAttributes">The meta attributes.</param>
/// <returns></returns>
private static Hashtable GetMetaFieldValues(DataRow row, MetaClass metaClass, ref ItemAttributes metaAttributes)
{
Hashtable hash = null;
// try loading from serialized binary field first
if (row.Table.Columns.Contains(MetaObjectSerialized.SerializedFieldName) && row[MetaObjectSerialized.SerializedFieldName] != DBNull.Value)
{
IFormatter formatter = null;
try
{
formatter = new BinaryFormatter();
MetaObjectSerialized metaObjSerialized = (MetaObjectSerialized)formatter.Deserialize(new MemoryStream((byte[])row[MetaObjectSerialized.SerializedFieldName]));
if (metaObjSerialized != null)
{
if (metaAttributes != null)
{
metaAttributes.CreatedBy = metaObjSerialized.CreatorId;
metaAttributes.CreatedDate = metaObjSerialized.Created;
metaAttributes.ModifiedBy = metaObjSerialized.ModifierId;
metaAttributes.ModifiedDate = metaObjSerialized.Modified;
}
hash = metaObjSerialized.GetValues(CatalogContext.MetaDataContext.Language);
}
}
finally
{
formatter = null;
}
}
// Load from database
if (hash == null)
{
MetaObject metaObj = MetaObject.Load(CatalogContext.MetaDataContext, (int)row[0], metaClass);
if (metaObj != null)
{
metaAttributes.CreatedBy = metaObj.CreatorId;
metaAttributes.CreatedDate = metaObj.Created;
metaAttributes.ModifiedBy = metaObj.ModifierId;
metaAttributes.ModifiedDate = metaObj.Modified;
hash = metaObj.GetValues();
}
}
if (hash == null)
{
return(null);
}
return(hash);
}
private static bool FieldExists(this MetaObject item, string fieldName)
{
return(item.GetValues().Keys.Cast <string>().Contains(fieldName));
}
