/// <summary>
/// Parses a value from a child config node.
/// </summary>
/// <typeparam name="T">The type to convert to.</typeparam>
/// <param name="configNode">The ConfigNode to read from</param>
/// <param name="key">The key to examine.</param>
/// <param name="allowExpression">Whether the read value can be an expression.</param>
/// <returns>The parsed value</returns>
public static T ParseNode <T>(ConfigNode configNode, string key, bool allowExpression = false)
{
T value;
if (typeof(T) == typeof(Orbit))
{
// Get the orbit node
ConfigNode orbitNode = configNode.GetNode(key);
// Get our child values
DataNode oldNode = currentDataNode;
try
{
currentDataNode = oldNode.GetChild(key);
if (currentDataNode == null)
{
currentDataNode = new DataNode(key, oldNode, oldNode.Factory);
}
foreach (string orbitKey in new string[] { "SMA", "ECC", "INC", "LPE", "LAN", "MNA", "EPH", "REF" })
{
object orbitVal;
if (orbitKey == "REF")
{
ParseValue <int>(orbitNode, orbitKey, x => orbitVal = x, oldNode.Factory, 1);
}
else
{
ParseValue <double>(orbitNode, orbitKey, x => orbitVal = x, oldNode.Factory, 0.0);
}
}
}
finally
{
currentDataNode = oldNode;
}
// Get the orbit parser
ExpressionParser <T> parser = BaseParser.GetParser <T>();
if (parser == null)
{
throw new Exception("Couldn't instantiate orbit parser!");
}
// Parse the special expression
string expression = "CreateOrbit([@" + key + "/SMA, @" + key + "/ECC, @" + key +
"/INC, @" + key + "/LPE, @" + key + "/LAN, @" + key + "/MNA, @" + key +
"/EPH ], @" + key + "/REF)";
if (initialLoad)
{
value = parser.ParseExpression(key, expression, currentDataNode);
}
else
{
value = parser.ExecuteExpression(key, expression, currentDataNode);
}
}
else
{
throw new Exception("Unhandled type for child node parsing: " + typeof(T));
}
return(value);
}
public override bool Load(ConfigNode configNode)
{
// Load base class
bool valid = base.Load(configNode);
// Get expression
valid &= ConfigNodeUtil.ParseValue <string>(configNode, "expression", ref expression, this, x => ExpressionParser.ParseExpression(x) == 0.0 || true);
return(valid);
}
public override bool RequirementMet(ConfiguredContract contract)
{
return(ExpressionParser.ExecuteExpression(expression) != 0.0);
}
private static T ParseSingleValue <T>(string key, string stringValue, bool allowExpression)
{
ExpressionParser <T> parser = BaseParser.GetParser <T>();
T value;
// Handle nullable
if (typeof(T).Name == "Nullable`1")
{
if (typeof(T).GetGenericArguments()[0].IsEnum)
{
value = (T)Enum.Parse(typeof(T).GetGenericArguments()[0], stringValue);
}
else
{
value = (T)Convert.ChangeType(stringValue, typeof(T).GetGenericArguments()[0]);
}
}
else if (allowExpression && parser != null)
{
if (initialLoad)
{
value = parser.ParseExpression(key, stringValue, currentDataNode);
}
else
{
value = parser.ExecuteExpression(key, stringValue, currentDataNode);
}
}
// Enum parsing logic
else if (typeof(T).IsEnum)
{
value = (T)Enum.Parse(typeof(T), stringValue);
}
else if (typeof(T) == typeof(AvailablePart))
{
value = (T)(object)ParsePartValue(stringValue);
}
else if (typeof(T) == typeof(ContractGroup))
{
if (!ContractGroup.contractGroups.ContainsKey(stringValue))
{
throw new ArgumentException("No contract group with name '" + stringValue + "'");
}
value = (T)(object)ContractGroup.contractGroups[stringValue];
}
else if (typeof(T) == typeof(CelestialBody))
{
value = (T)(object)ParseCelestialBodyValue(stringValue);
}
else if (typeof(T) == typeof(PartResourceDefinition))
{
value = (T)(object)ParseResourceValue(stringValue);
}
else if (typeof(T) == typeof(Resource))
{
value = (T)(object)new Resource(ParseResourceValue(stringValue));
}
else if (typeof(T) == typeof(Agent))
{
value = (T)(object)ParseAgentValue(stringValue);
}
else if (typeof(T) == typeof(ProtoCrewMember))
{
value = (T)(object)ParseProtoCrewMemberValue(stringValue);
}
else if (typeof(T) == typeof(Kerbal))
{
value = (T)(object)new Kerbal(ParseProtoCrewMemberValue(stringValue));
}
else if (typeof(T) == typeof(Guid))
{
value = (T)(object)new Guid(stringValue);
}
else if (typeof(T) == typeof(Vessel))
{
value = (T)(object)ParseVesselValue(stringValue);
}
else if (typeof(T) == typeof(Vector3d))
{
string[] vals = stringValue.Split(new char[] { ',' });
double x = (double)Convert.ChangeType(vals[0], typeof(double));
double y = (double)Convert.ChangeType(vals[1], typeof(double));
double z = (double)Convert.ChangeType(vals[2], typeof(double));
value = (T)(object)new Vector3d(x, y, z);
}
else if (typeof(T) == typeof(Type))
{
value = (T)(object)ParseTypeValue(stringValue);
}
// Do newline conversions
else if (typeof(T) == typeof(string))
{
value = (T)(object)stringValue.Replace("\\n", "\n");
}
// Try a basic type
else
{
value = (T)Convert.ChangeType(stringValue, typeof(T));
}
return(value);
}
