/// <summary>
/// Warning! Very expensive. Creates an appdomain, unpacks a mod, and inspects its contents
/// to get a list of all files in the mod. Then it builds the metadata from the information.
/// </summary>
public static ModMetadata CreateMetadata(string modFile, bool verifySafe)
{
if (_cache.ContainsKey(modFile.ToLower()))
{
return(_cache[modFile.ToLower()]);
}
ModMetadata meta = null;
var domain = AppDomain.CreateDomain($"__Temp__ModMetadata::CreateMetadata({modFile})");
domain.Load(new System.Reflection.AssemblyName(typeof(ModMetadata).Assembly.FullName));
domain.SetData("__create__modFile", modFile);
domain.SetData("__create__verifySafe", verifySafe);
//Flag the domain for special case usage - avoid loading the entire metadata cache which we will not use.
domain.SetData("__metadata__creation__domain", "not null, i swear");
var crossDomainTarget = new CrossAppDomainDelegate(Create);
domain.DoCallBack(crossDomainTarget);
meta = DeepClone((ModMetadata)domain.GetData("__create__return__metadata"));
AppDomain.Unload(domain);
_cache.Add(modFile.ToLower(), meta);
Save();
return(meta);
}
private static void Create()
{
var modFile = (string)AppDomain.CurrentDomain.GetData("__create__modFile");
var verifySafe = (bool)AppDomain.CurrentDomain.GetData("__create__verifySafe");
ModMetadata result = new ModMetadata();
string errors = null;
Module modData;
FileInfo fi = new FileInfo(modFile);
if (fi.Extension.ToLower().EndsWith("dll"))
{
modData = ModLoader.LoadPrecompiled(modFile, verifySafe, out errors);
}
else
{
modData = ModLoader.LoadCompressedModFile(modFile, ModSettings.MetadataModUnpackDir, ModSettings.MetadataModUnpackDir,
ModSettings.MetadataModUnpackDir, out errors, verifySafe);
}
result.ModPackedFile = modFile;
result.GameObjects = modData.GameObjects.Select(a => new GameObjectDescriptor()
{
Name = a.DisplayName,
Description = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).Description,
ComponentsFile = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).ComponentFile,
ReflectionName = a.ReflectionTypeName,
Owner = result
}).ToArray();
result.Tanks = modData.Tanks.Select(a => new GameObjectDescriptor()
{
Name = a.DisplayName,
Description = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).Description,
ComponentsFile = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).ComponentFile,
ReflectionName = a.ReflectionTypeName,
Owner = result
}).ToArray();
result.Projectiles = modData.Projectiles.Select(a => new GameObjectDescriptor()
{
Name = a.DisplayName,
Description = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).Description,
ComponentsFile = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).ComponentFile,
ReflectionName = a.ReflectionTypeName,
Owner = result
}).ToArray();
result.MapObjects = modData.MapObjects.Select(a => new GameObjectDescriptor()
{
Name = a.DisplayName,
Description = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).Description,
ComponentsFile = ((GameObjectAttribute)
(a.Type.GetCustomAttributes(typeof(GameObjectAttribute), true)[0])).ComponentFile,
ReflectionName = a.ReflectionTypeName,
Owner = result
}).ToArray();
result.Gamemodes = modData.Gamemodes.Select(a => new GamemodeDescriptor()
{
Name = a.DisplayName,
Description = a.DisplayDescription,
MinPlayerCount = a.MinPlayersCount,
Owner = result,
HotJoinAllowed = a.HotJoinAllowed,
ReflectionName = a.ReflectionTypeName
}).ToArray();
AppDomain.CurrentDomain.SetData("__create__return__metadata", result);
}
public ModDatabaseItem()
{
_metadata = new Lazy <ModMetadata>(() => ModMetadata.CreateMetadata(File, UsesWhitelist));
}
