private PlistDictionary LoadDictionaryContents(XmlReader reader, PlistDictionary dict)
{
Debug.Assert(reader.NodeType == XmlNodeType.Element && reader.LocalName == "key");
while (!reader.EOF && reader.NodeType == XmlNodeType.Element)
{
//string key = reader.ReadElementString ();
string key = reader.ReadElementContentAsString();
while (reader.NodeType != XmlNodeType.Element && reader.Read())
{
if (reader.NodeType == XmlNodeType.EndElement)
{
throw new Exception(String.Format("No value found for key {0}", key));
}
}
PlistObjectBase result = LoadFromNode(reader);
if (result != null)
{
dict.Add(key, result);
}
// when there is no whitespace between nodes, we might already be at
// the next key element, so reading to next sibling would jump over
// the next (current) key element
if (!"key".Equals(reader.Name))
{
reader.ReadToNextSibling("key");
}
}
return(dict);
}
protected PlistObjectBase ReadValue(ContentReader input)
{
var type = (ValueType)input.ReadByte();
switch (type)
{
case ValueType.Array:
var count = input.ReadInt32();
var array = new PlistArray(count);
for (int i = 0; i < count; i++)
{
array.Add(ReadValue(input));
}
return(array);
case ValueType.Bool:
return(new PlistBoolean(input.ReadBoolean()));
case ValueType.Data:
count = input.ReadInt32();
return(new PlistData(input.ReadBytes(count)));
case ValueType.Date:
return(new PlistDate(input.ReadObject <DateTime>()));
case ValueType.Dictionary:
count = input.ReadInt32();
var dict = new PlistDictionary();
for (int i = 0; i < count; i++)
{
string key = input.ReadString();
dict.Add(key, ReadValue(input));
}
return(dict);
case ValueType.Integer:
return(new PlistInteger(input.ReadInt32()));
case ValueType.Null:
return(new PlistNull());
case ValueType.Real:
return(new PlistReal(input.ReadSingle()));
case ValueType.String:
return(new PlistString(input.ReadString()));
default:
throw new InvalidOperationException();
}
}
private PlistObjectBase LoadFromNode(XmlReader reader)
{
Debug.Assert(reader.NodeType == XmlNodeType.Element);
bool isEmpty = reader.IsEmptyElement;
switch (reader.LocalName)
{
case "dict":
var dict = new PlistDictionary(true);
if (!isEmpty)
{
if (reader.ReadToDescendant("key"))
{
dict = LoadDictionaryContents(reader, dict);
}
reader.ReadEndElement();
}
return(dict);
case "array":
if (isEmpty)
{
return(new PlistArray());
}
//advance to first node
reader.ReadStartElement();
while (reader.Read() && reader.NodeType != XmlNodeType.Element)
{
;
}
// HACK: plist data in iPods is not even valid in some cases! Way to go Apple!
// This hack checks to see if they really meant for this array to be a dict.
if (reader.LocalName == "key")
{
var ret = LoadDictionaryContents(reader, new PlistDictionary(true));
reader.ReadEndElement();
return(ret);
}
var arr = new PlistArray();
do
{
if (reader.NodeType == XmlNodeType.Element)
{
var val = LoadFromNode(reader);
if (val != null)
{
arr.Add(val);
}
}
} while (reader.Read() && reader.NodeType != XmlNodeType.EndElement);
reader.ReadEndElement();
return(arr);
case "string":
return(new PlistString(reader.ReadElementContentAsString()));
case "integer":
return(new PlistInteger(reader.ReadElementContentAsInt()));
case "real":
return(new PlistReal(reader.ReadElementContentAsFloat()));
case "false":
reader.ReadStartElement();
if (!isEmpty)
{
reader.ReadEndElement();
}
return(new PlistBoolean(false));
case "true":
reader.ReadStartElement();
if (!isEmpty)
{
reader.ReadEndElement();
}
return(new PlistBoolean(true));
case "data":
return(new PlistData(reader.ReadElementContentAsString()));
case "date":
#if NETFX_CORE
return(new PlistDate(DateTime.Parse(reader.ReadElementContentAsString())));
#else
return(new PlistDate(reader.ReadElementContentAsDateTime()));
#endif
default:
throw new XmlException(String.Format("Plist Node `{0}' is not supported", reader.LocalName));
}
}
