private void ParseObject(object o, ObjectGraphContext context)
{
var type = o.GetType();
var props = ObjectGraphContext.GetKnownProperties(type);
foreach (var p in props.Values)
{
var val = p.GetValue(o, new object[] { });
ParseProperty(p.Name, o, val, context);
}
}
private static void WriteObject(object o, TextWriter w, ObjectGraphContext context, int tabLevel)
{
// serialize object type and field count
if (o is IDataObject)
{
// use data object code! :D
var type = o.GetType();
var data = (o as IDataObject).Data;
w.WriteLine("p" + data.Count + ":");
foreach (var kvp in data)
{
var pname = kvp.Key;
var val = kvp.Value;
var prop = ObjectGraphContext.GetKnownProperties(type)[pname];
if (prop != null)
{
var ptype = prop.PropertyType;
WriteProperty(w, o, ptype, pname, val, context, tabLevel);
}
else
{
// TODO - if property doesn't exist, log a warning somewhere?
WriteProperty(w, o, typeof(object), pname, val, context, tabLevel);
}
}
}
else
{
// use reflection :(
var type = o.GetType();
var props = ObjectGraphContext.GetKnownProperties(type).Values.Where(p =>
p.HasAttribute <ForceSerializationWhenDefaultValueAttribute>() || // force serialization of property even if value is null/default?
!p.GetValue(o, null).SafeEquals(p.PropertyType.DefaultValue())); // property value is not null/default?
w.WriteLine("p" + props.Count() + ":");
foreach (var p in props.OrderBy(p => GetSerializationPriority(p)))
{
WriteProperty(w, o, p.PropertyType, p.Name, context.GetObjectProperty(o, p), context, tabLevel);
}
}
// write end object
for (int i = 0; i < tabLevel; i++)
{
w.Write('\t');
}
w.WriteLine(";");
}
private static void WriteCollection(IEnumerable list, TextWriter w, ObjectGraphContext context, int tabLevel)
{
var tabs = new string('\t', tabLevel);
// collections get size and elements listed out
Type itemType;
var type = list.GetType();
bool isDict = false;
if (type.GetGenericArguments().Length == 2)
{
// HACK - assume it's a dictionary, no real way to test
itemType = typeof(KeyValuePair <,>).MakeGenericType(type.GetGenericArguments());
w.WriteLine("d" + list.Cast <object>().Count() + ":" + tabs);
isDict = true;
}
else if (type.BaseType.GetGenericArguments().Length == 2)
{
// HACK - Resources inherits from a dictionary type
itemType = typeof(KeyValuePair <,>).MakeGenericType(type.BaseType.GetGenericArguments());
w.WriteLine("d" + list.Cast <object>().Count() + ":" + tabs);
isDict = true;
}
else if (type == typeof(DynamicDictionary))
{
itemType = typeof(KeyValuePair <object, object>);
w.WriteLine("d" + list.Cast <object>().Count() + ":" + tabs);
isDict = true;
}
else if (type.GetGenericArguments().Length == 1)
{
// HACK - assume it's a collection, no real way to test
itemType = type.GetGenericArguments()[0];
w.WriteLine("c" + list.Cast <object>().Count() + ":" + tabs);
}
else
{
// no generic type? probably a list of objects?
itemType = typeof(object);
w.WriteLine("c" + list.Cast <object>().Count() + ":" + tabs);
}
foreach (var item in list)
{
if (isDict)
{
var keyprop = ObjectGraphContext.GetKnownProperties(itemType)["Key"];
var valprop = ObjectGraphContext.GetKnownProperties(itemType)["Value"];
Serialize(context.GetObjectProperty(item, keyprop), w, keyprop.PropertyType, context, tabLevel + 1);
Serialize(context.GetObjectProperty(item, valprop), w, valprop.PropertyType, context, tabLevel + 1);
}
else
{
Serialize(item, w, itemType, context, tabLevel + 1);
}
}
// write end object
for (int i = 0; i < tabLevel; i++)
{
w.Write('\t');
}
w.WriteLine(";");
}
private static object DeserializeObjectWithProperties(TextReader r, Type type, ObjectGraphContext context, StringBuilder log)
{
// create object and add it to our context
var o = type.Instantiate();
context.Add(o);
// properties count - need to create object and populate properties
int count;
string s = r.ReadTo(':', log);
if (!int.TryParse(s, out count))
{
throw new SerializationException("Expected integer, got \"" + s + "\" when parsing property count.");
}
var dict = new SafeDictionary <string, object>();
// deserialize the properties
var props = ObjectGraphContext.GetKnownProperties(type, true);
for (int i = 0; i < count; i++)
{
var pname = r.ReadTo(':', log).Trim();
if (type == typeof(Game.Objects.Civilization.Empire) && pname == "StoredResources")
{
}
if (props.ContainsKey(pname))
{
// TODO - get base class recursively, not just derived class and declaring type
var prop = type.GetProperty(pname, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance) ?? props[pname]; // get concrete type property in case it has DoNotSerialize and the abstract type doesn't
if (prop != null)
{
if (prop.Name == "StarSystemNames")
{
}
var data = Deserialize(r, prop.PropertyType, false, context, log);
if (prop.HasAttribute <SerializationPriorityAttribute>())
{
prop.SetValue(o, data); // TODO - use cached reflection lambdas
}
if (!prop.HasAttribute <DoNotSerializeAttribute>())
{
dict[pname] = data;
}
}
else
{
r.ReadToEndOfLine(';', log); // throw away this property, we don't need it
}
// if p is null or has do not serialize attribute, it must be data from an old version with different property names, so don't crash
}
}
//propertySetterTasks.Add(Task.Factory.StartNew(() =>
//{
o.SetData(dict, context);
//}));
// clean up
ReadSemicolon(r, type, log);
return(o);
}
private static IEnumerable DeserializeDictionary(TextReader r, Type type, ObjectGraphContext context, StringBuilder log)
{
IEnumerable o;
int size;
var sizeStr = r.ReadTo(':', log);
if (!int.TryParse(sizeStr, out size))
{
throw new SerializationException("Expected integer, got \"" + sizeStr + "\" when parsing collection size.");
}
var coll = type.Instantiate();
context.Add(coll);
var adder = type.GetMethods().Single(m => m.Name == "Add" && m.GetParameters().Length == 2);
Type itemType;
if (type.GetGenericArguments().Count() == 2)
{
itemType = typeof(KeyValuePair <,>).MakeGenericType(type.GetGenericArguments());
}
else if (type == typeof(DynamicDictionary))
{
itemType = typeof(KeyValuePair <object, object>);
}
else
{
// HACK - Resources inherits from a dictionary type
itemType = typeof(KeyValuePair <,>).MakeGenericType(type.BaseType.GetGenericArguments());
}
var collParm = Expression.Parameter(typeof(object), "coll");
var keyParm = Expression.Parameter(typeof(object), "key");
var valParm = Expression.Parameter(typeof(object), "val");
var keyprop = ObjectGraphContext.GetKnownProperties(itemType, true)["Key"];
var valprop = ObjectGraphContext.GetKnownProperties(itemType, true)["Value"];
Delegate lambdaAdder;
if (ObjectGraphContext.CollectionAdders[type] == null)
{
// lambda has not been created yet, so create it
ObjectGraphContext.CollectionAdders[type] =
Expression.Lambda(Expression.Call(
Expression.Convert(collParm, type),
adder,
Expression.Convert(keyParm, keyprop.PropertyType),
Expression.Convert(valParm, valprop.PropertyType)
), collParm, keyParm, valParm).Compile();
}
// get lambda
lambdaAdder = ObjectGraphContext.CollectionAdders[type];
// load items and add them
for (int i = 0; i < size; i++)
{
var key = Deserialize(r, keyprop.PropertyType, false, context, log);
var val = Deserialize(r, valprop.PropertyType, false, context, log);
lambdaAdder.DynamicInvoke(coll, key, val);
}
o = (IEnumerable)coll;
// clean up
ReadSemicolon(r, type, log);
return(o);
}
