public static PmlElement ReadElement(System.Xml.XmlNode X)
{
PmlType pType;
bool pTypeFound = false;
pType = PmlType.Null;
pTypeFound = true;
if (X.Attributes != null && X.Attributes.Count > 0 && X.Attributes["type"] != null)
{
switch (X.Attributes["type"].Value.ToLowerInvariant())
{
case "binary":
pType = PmlType.Binary;
break;
case "collection":
pType = PmlType.Collection;
break;
case "dictionary":
pType = PmlType.Dictionary;
break;
case "string":
pType = PmlType.String;
break;
case "null":
pType = PmlType.Null;
break;
case "integer":
pType = PmlType.Integer;
break;
default:
pTypeFound = false;
break;
}
}
else
{
pTypeFound = false;
}
if (!pTypeFound)
{
if (X.HasChildNodes)
{
if (X.ChildNodes.Count == 1 && X.FirstChild.NodeType == System.Xml.XmlNodeType.Text)
{
Int64 dummy;
UInt64 dummyu;
if (Int64.TryParse(X.FirstChild.Value, out dummy) || UInt64.TryParse(X.FirstChild.Value, out dummyu))
{
pType = PmlType.Integer;
}
else
{
pType = PmlType.String;
}
}
else if (X.FirstChild.Name == "item")
{
pType = PmlType.Collection;
}
else
{
pType = PmlType.Dictionary;
}
}
else
{
pType = PmlType.Null;
}
}
switch (pType)
{
case PmlType.Null:
return(new PmlNull());
case PmlType.Binary:
if (X.FirstChild == null)
{
return(new PmlBinary(new byte[0]));
}
else
{
return(new PmlBinary(Convert.FromBase64String(X.FirstChild.Value)));
}
case PmlType.Integer:
return(new PmlInteger(X.FirstChild.Value));
case PmlType.String:
if (X.FirstChild == null)
{
return(new PmlString(""));
}
else
{
return(new PmlString(X.FirstChild.Value));
}
case PmlType.Collection:
PmlCollection C = new PmlCollection();
foreach (XmlNode N in X.ChildNodes)
{
C.Add(ReadElement(N));
}
return(C);
case PmlType.Dictionary:
PmlDictionary D = new PmlDictionary();
foreach (XmlNode N in X.ChildNodes)
{
D.Add(N.Name, ReadElement(N));
}
return(D);
default:
return(null);
}
}
private static PmlElement ReadData(BinaryReader Reader, AmfDataType EType)
{
switch (EType)
{
case AmfDataType.Number:
Double d = ReadDouble(Reader);
if (d == (double)(Int64)d)
{
return(new PmlInteger((Int64)d));
}
else if (d == (double)(UInt64)d)
{
return(new PmlInteger((UInt64)d));
}
else
{
return(new PmlString(d.ToString()));
}
case AmfDataType.Boolean:
return(new PmlInteger(Reader.ReadByte()));
case AmfDataType.String:
return(new PmlString(ReadShortString(Reader)));
case AmfDataType.Array:
PmlCollection ElementC = new PmlCollection();
int size = ReadInt32(Reader);
for (int i = 0; i < size; ++i)
{
ElementC.Add(ReadElementFrom(Reader));
}
return(ElementC);
case AmfDataType.Date:
return(new PmlString(ReadDate(Reader).ToString()));
case AmfDataType.LongString:
return(new PmlString(ReadLongString(Reader)));
case AmfDataType.TypedObject:
ReadShortString(Reader);
return(ReadUntypedObject(Reader));
case AmfDataType.MixedArray:
return(ReadDictionary(Reader));
case AmfDataType.Null:
case AmfDataType.Undefined:
case AmfDataType.End:
return(new PmlNull());
case AmfDataType.UntypedObject:
return(ReadUntypedObject(Reader));
case AmfDataType.Xml:
return(new PmlString(ReadLongString(Reader)));
case AmfDataType.MovieClip:
case AmfDataType.ReferencedObject:
case AmfDataType.TypeAsObject:
case AmfDataType.Recordset:
default:
throw new NotSupportedException("The AMF type is not supported: " + EType.ToString());
}
}
private static PmlElement ReadElementFrom(TextReader reader)
{
int c = FindNextToken(reader);
if (c == -1)
{
return(null);
}
if (c == '{')
{
reader.Read();
c = FindNextToken(reader);
PmlDictionary d = new PmlDictionary();
while (c != '}')
{
if (c == -1)
{
throw new EndOfStreamException();
}
String k = ReadString(reader);
c = FindNextToken(reader);
if (c != ':')
{
throw new JsonFormatException("Expected colon, got " + (Char)c);
}
reader.Read();
PmlElement e = ReadElementFrom(reader);
d.Add(k, e);
c = FindNextToken(reader);
if (c == '}')
{
break;
}
if (c != ',')
{
throw new JsonFormatException("Expected comma or closing curly brace, got " + (Char)c);
}
c = reader.Read();
c = FindNextToken(reader);
}
reader.Read();
return(d);
}
else if (c == '[')
{
reader.Read();
c = FindNextToken(reader);
PmlCollection l = new PmlCollection();
while (c != ']')
{
if (c == -1)
{
throw new EndOfStreamException();
}
PmlElement e = ReadElementFrom(reader);
l.Add(e);
c = FindNextToken(reader);
if (c == ']')
{
break;
}
if (c != ',')
{
throw new JsonFormatException("Expected comma or closing curly brace, got " + (Char)c);
}
c = reader.Read();
}
reader.Read();
return(l);
}
else if (c == '"' || c == '\'')
{
return(ReadString(reader));
}
else if (c == 'n')
{
ExpectLiteral(reader, "null");
return(new PmlNull());
}
else if (c == 't')
{
ExpectLiteral(reader, "true");
return(1);
}
else if (c == 'f')
{
ExpectLiteral(reader, "false");
return(0);
}
else if (c == '-' || (c >= '0' && c <= '9'))
{
StringBuilder sb = new StringBuilder();
while (c == '.' || c == '-' || c == '+' || c == '.' || c == 'e' || c == 'E' || (c >= '0' && c <= '9'))
{
sb.Append((Char)c);
reader.Read();
c = reader.Peek();
}
String str = sb.ToString();
if (str.IndexOf(".", StringComparison.OrdinalIgnoreCase) != -1 || str.IndexOf("e", StringComparison.OrdinalIgnoreCase) != -1)
{
Double number = Double.Parse(str, NumberStyles.Any, CultureInfo.InvariantCulture);
return(str);
}
else
{
return(Int64.Parse(str, NumberStyles.Any, CultureInfo.InvariantCulture));
}
}
else
{
throw new JsonFormatException("Expected JSON token, got " + (Char)c);
}
}
private static PmlElement ReadElementFrom(BinaryReader Reader)
{
Byte EType = Reader.ReadByte();
switch (EType)
{
case 0: return(new PmlNull());
case 1:
PmlDictionary ElementD = new PmlDictionary();
do
{
byte B = Reader.ReadByte();
if (B == 0)
{
return(ElementD);
}
else if (B == 1)
{
ElementD.Add(Reader.ReadString(), ReadElementFrom(Reader));
}
else
{
return(null);
}
}while (true);
case 2:
PmlCollection ElementC = new PmlCollection();
do
{
byte B = Reader.ReadByte();
if (B == 0)
{
return(ElementC);
}
else if (B == 1)
{
ElementC.Add(ReadElementFrom(Reader));
}
else
{
return(null);
}
}while (true);
case 10:
int Len = 0;
Len = Reader.ReadInt32();
return(new PmlBinary(Reader.ReadBytes(Len)));
case 11:
return(new PmlString(Reader.ReadString()));
case 20: {
byte B = Reader.ReadByte();
if (B == 0)
{
return(new PmlInteger(Reader.ReadUInt64()));
}
else if (B == 1)
{
return(new PmlInteger(Reader.ReadInt64()));
}
else
{
return(null);
}
}
case 21: return(Reader.ReadBoolean());
case 22: return(Reader.ReadDouble());
default:
throw new Exception("Unknown PML type code " + EType.ToString());
}
}
