/// <summary>
/// Perform the actual configuration.
/// </summary>
/// <param name="config">The object to configure.</param>
/// <param name="args">The args passed to the object.</param>
/// <param name="options">The options to use when configuring the object, can be null.</param>
/// <returns>True if configuration was successful, otherwise false.</returns>
public static bool Configure(object config, string[] args, ConfiguratorOptions options = null)
{
if (options == null)
options = ConfiguratorOptions.Default;
var tree = new ConfigTree(config.GetType(), options);
args = SeperateArgs(args, tree, options);
List<ConfigItem> UnknownItems = new List<ConfigItem>();
int i = 0;
for (; i < args.Length; i += 2)
{
string s = options.CleanupArgumentName(args[i]);
ConfigTree.ConfigTreeNode n;
if (!tree.NodeMap.TryGetValue(s, out n))
{
UnknownItems.Add(new ConfigItem(s, args[i + 1]));
}
else
{
n.AssignValue(config, args[i + 1]);
}
}
if (i != args.Length)
{
#warning need to give proper error here.
throw new Exception();
}
foreach (var v in tree.Nodes)
{
if (!v.Assigned)
v.AssignDefault(config);
}
if (UnknownItems.Count > 0 && config is IManuallyConfigurable)
{
var v = ((IManuallyConfigurable)config).ManuallyConfigure(UnknownItems);
#warning Need to give a better error here.
if (v.Count > 0)
throw new Exception("We have args we don't know what to do with :(");
}
return true;
}
private static string[] SeperateArgs(string[] args, ConfigTree tree, ConfiguratorOptions opts)
{
List<string> ret = new List<string>(args.Length);
for (int i = 0; i < args.Length; i++)
{
string s = args[i];
int lowestIdx = -1;
foreach (char c in opts.AssignmentChars)
{
int idx = s.IndexOf(c);
if (idx != -1 && (lowestIdx == -1 || idx < lowestIdx))
lowestIdx = idx;
}
if (lowestIdx != -1)
{
ret.Add(s.Substring(0, lowestIdx));
ret.Add(s.Substring(lowestIdx + 1, s.Length - lowestIdx - 1));
}
else
{
string s2 = opts.CleanupArgumentName(s);
bool t = s2.StartsWith("enable");
bool f = s2.StartsWith("disable");
if (!t && !f)
{
ret.Add(s);
}
else
{
if (t)
{
ret.Add(s2.Substring(6));
ret.Add("true");
}
else
{
ret.Add(s2.Substring(7));
ret.Add("false");
}
}
}
}
return ret.ToArray();
}
public ConfigTree(Type objType, ConfiguratorOptions opts)
{
AddTypeChildren(objType);
foreach (var n in Nodes)
{
NodeMap.Add(opts.CleanupArgumentName(n.Name), n);
n.Names.ForEach(s => NodeMap.Add(opts.CleanupArgumentName(s), n));
}
}
