/// <summary>
/// Adds a field named TypeIDFieldName with the type id of the object instance, force=true to emit the field even if it is a known type.
/// Returns true if type id element was added
/// </summary>
public virtual bool AddTypeIDField(BSONDocument doc, IBSONSerializable parent, IBSONSerializable self, object ctx, bool force = false)
{
if (doc == null)
{
return(false);
}
if (self == null)
{
return(false);
}
var add = force || parent == null;
var t = self.GetType();
if (!add)
{
add = !parent.IsKnownTypeForBSONDeserialization(t);
}
if (add)
{
var id = BSONSerializableAttribute.GetGuidTypeAttribute <object, BSONSerializableAttribute>(t)
.TypeGuid;
var telm = new BSONBinaryElement(TypeIDFieldName, new BSONBinary(BSONBinaryType.UUID, id.ToByteArray()));
doc.Set(telm);
return(true);
}
return(false);
}
private void buildFromTemplateArgs(BSONDocument root, JSONDataMap template, TemplateArg[] args)
{
foreach (var kvp in template)
{
root.Set(jToB(kvp.Key, kvp.Value, args));
}
}
/// <summary>
/// Converts row to BSON document suitable for storage in MONGO.DB.
/// Pass target name (name of particular store/epoch/implementation) to get targeted field metadata.
/// Note: the supplied row MAY NOT CONTAIN REFERENCE CYCLES - either direct or transitive
/// </summary>
public virtual BSONDocumentElement RowToBSONDocumentElement(Row row, string targetName, bool useAmorphousData = true, string name = null, FieldFilterFunc filter = null)
{
if (row == null)
{
return(null);
}
var amrow = row as IAmorphousData;
if (amrow != null && useAmorphousData && amrow.AmorphousDataEnabled)
{
amrow.BeforeSave(targetName);
}
var result = new BSONDocument();
foreach (var field in row.Schema)
{
var attr = field[targetName];
if (attr != null && attr.StoreFlag != StoreFlag.OnlyStore && attr.StoreFlag != StoreFlag.LoadAndStore)
{
continue;
}
if (filter != null)//20160210 Dkh+SPol
{
if (!filter(row, null, field))
{
continue;
}
}
var el = GetFieldAsBSON(row, field, targetName);
result.Set(el);
}
if (amrow != null && useAmorphousData && amrow.AmorphousDataEnabled)
{
foreach (var kvp in amrow.AmorphousData)
{
result.Set(GetAmorphousFieldAsBSON(kvp, targetName));
}
}
return(name != null ? new BSONDocumentElement(name, result) : new BSONDocumentElement(result));
}
public static BSONDocumentElement Amount_CLRtoBSON(string name, Amount amount)
{
var curEl = new BSONStringElement("c", amount.CurrencyISO);
var valEl = Decimal_CLRtoBSON("v", amount.Value);
var doc = new BSONDocument();
doc.Set(curEl).Set(valEl);
return(name != null ? new BSONDocumentElement(name, doc) : new BSONDocumentElement(doc));
}
/// <summary>
/// override to perform the conversion. the data is never null here, and ref cycles a ruled out
/// </summary>
protected virtual BSONElement DoConvertCLRtoBSON(string name, object data, Type dataType, string targetName)
{
//1 Primitive/direct types
Func <string, object, BSONElement> func;
if (m_CLRtoBSON.TryGetValue(dataType, out func))
{
return(func(name, data));
}
//2 Enums
if (dataType.IsEnum)
{
return(name != null ? new BSONStringElement(name, data.ToString()) : new BSONStringElement(data.ToString()));
}
//3 Complex Types
if (data is Row)
{
return(this.RowToBSONDocumentElement((Row)data, targetName, name: name));
}
//IDictionary //must be before IEnumerable
if (data is IDictionary)
{
var dict = (IDictionary)data;
var result = new BSONDocument();
foreach (var key in dict.Keys)
{
var fldName = key.ToString();
var el = ConvertCLRtoBSON(fldName, dict[key], targetName);
result.Set(el);
}
return(name != null ? new BSONDocumentElement(name, result) : new BSONDocumentElement(result));
}
//IEnumerable
if (data is IEnumerable)
{
var list = (IEnumerable)data;
List <BSONElement> elements = new List <BSONElement>();
foreach (var obj in list)
{
var el = ConvertCLRtoBSON(null, obj, targetName);
elements.Add(el);
}
var result = name != null ? new BSONArrayElement(name, elements.ToArray()) : new BSONArrayElement(elements.ToArray());
return(result);
}
throw new BSONException(StringConsts.CLR_BSON_CONVERSION_TYPE_NOT_SUPPORTED_ERROR.Args(dataType.FullName));
}
private static BSONDocument onNullOrEmpty(BSONDocument document, string name, bool skipNull, bool required)
{
if (required)
{
throw new BSONException("BSONDocument.Add(required=true&&value=null)");
}
if (!skipNull)
{
return(document.Set(new BSONNullElement(name)));
}
return(document);
}
public static BSONDocument Add(this BSONDocument document, string name, object value, bool skipNull = false, bool required = false)
{
if (value == null)
{
return(onNullOrEmpty(document, name, skipNull, required));
}
switch (Type.GetTypeCode(value.GetType()))
{
case TypeCode.Empty:
case TypeCode.DBNull: return(document.Set(new BSONNullElement(name)));
case TypeCode.Boolean: return(document.Set(new BSONBooleanElement(name, (bool)value)));
case TypeCode.Char: return(document.Set(new BSONStringElement(name, value.ToString())));
case TypeCode.SByte: return(document.Set(new BSONInt32Element(name, (sbyte)value)));
case TypeCode.Byte: return(document.Set(new BSONInt32Element(name, (byte)value)));
case TypeCode.Int16: return(document.Set(new BSONInt32Element(name, (short)value)));
case TypeCode.UInt16: return(document.Set(new BSONInt32Element(name, (ushort)value)));
case TypeCode.Int32: return(document.Set(new BSONInt32Element(name, (int)value)));
case TypeCode.UInt32: return(document.Set(new BSONInt32Element(name, (int)(uint)value)));
case TypeCode.Int64: return(document.Set(new BSONInt64Element(name, (long)value)));
case TypeCode.UInt64: return(document.Set(new BSONInt64Element(name, (long)(ulong)value)));
case TypeCode.Single: return(document.Set(new BSONDoubleElement(name, (float)value)));
case TypeCode.Double: return(document.Set(new BSONDoubleElement(name, (double)value)));
case TypeCode.Decimal: return(document.Set(RowConverter.Decimal_CLRtoBSON(name, (decimal)value)));
case TypeCode.DateTime: return(document.Set(new BSONDateTimeElement(name, (DateTime)value)));
case TypeCode.String: return(document.Set(new BSONStringElement(name, (string)value)));
case TypeCode.Object:
{
if (value is Guid)
{
var guid = (Guid)value;
if (guid == Guid.Empty)
{
return(onNullOrEmpty(document, name, skipNull, required));
}
return(document.Set(new BSONBinaryElement(name, new BSONBinary(BSONBinaryType.UUID, ((Guid)value).ToByteArray()))));
}
else if (value is GDID)
{
var gdid = (GDID)value;
if (gdid.IsZero)
{
return(onNullOrEmpty(document, name, skipNull, required));
}
return(document.Set(RowConverter.GDID_CLRtoBSON(name, gdid)));
}
else if (value is TimeSpan)
{
return(document.Set(new BSONInt64Element(name, ((TimeSpan)value).Ticks)));
}
else if (value is BSONDocument)
{
return(document.Set(new BSONDocumentElement(name, (BSONDocument)value)));
}
else if (value is byte[])
{
return(document.Set(new BSONBinaryElement(name, new BSONBinary(BSONBinaryType.GenericBinary, (byte[])value))));
}
throw new BSONException("BSONDocument.Add(not supported object type '{0}')".Args(value.GetType().Name));
}
default: throw new BSONException("BSONDocument.Add(not supported object type '{0}')".Args(value.GetType().Name));
}
}