private static QMod CreateFromJsonManifestFile(string subDirectory)
{
string jsonFile = Path.Combine(subDirectory, "mod.json");
if (!File.Exists(jsonFile))
{
return(null);
}
try
{
var settings = new JsonSerializerSettings
{
MissingMemberHandling = MissingMemberHandling.Ignore
};
string jsonText = File.ReadAllText(jsonFile);
QMod mod = JsonConvert.DeserializeObject <QMod>(jsonText);
mod.SubDirectory = subDirectory;
return(mod);
}
catch (Exception e)
{
Logger.Error($"\"mod.json\" deserialization failed for file \"{jsonFile}\"!");
Logger.Exception(e);
return(null);
}
}
private static QMod CreateFromJsonManifestFile(string subDirectory)
{
string jsonFile = Path.Combine(subDirectory, "mod.json");
if (!File.Exists(jsonFile))
{
return(null);
}
try
{
var deserializer = new JsonSerializer
{
NullValueHandling = NullValueHandling.Ignore,
MissingMemberHandling = MissingMemberHandling.Ignore
};
string jsonText = File.ReadAllText(jsonFile);
using StreamReader sr = new StreamReader(jsonFile);
using JsonReader reader = new JsonTextReader(sr);
QMod mod = deserializer.Deserialize <QMod>(reader);
mod.SubDirectory = subDirectory;
return(mod);
}
catch (Exception e)
{
Logger.Error($"\"mod.json\" deserialization failed for file \"{jsonFile}\"!");
Logger.Exception(e);
return(null);
}
}
public void LoadAssembly(QMod mod)
{
string modAssemblyPath = Path.Combine(mod.SubDirectory, mod.AssemblyName);
if (string.IsNullOrEmpty(modAssemblyPath) || !File.Exists(modAssemblyPath))
{
Logger.Debug($"Did not find a DLL at {modAssemblyPath}");
mod.Status = ModStatus.MissingAssemblyFile;
return;
}
else
{
try
{
mod.LoadedAssembly = Assembly.LoadFrom(modAssemblyPath);
}
catch (Exception aEx)
{
Logger.Error($"Failed loading the dll found at \"{modAssemblyPath}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(aEx);
mod.Status = ModStatus.FailedLoadingAssemblyFile;
return;
}
}
}
/// <summary>
/// Searches through all folders in the provided directory and returns an ordered list of mods to load.<para/>
/// Mods that cannot be loaded will have an unsuccessful <see cref="QMod.Status"/> value.
/// </summary>
/// <param name="qmodsDirectory">The QMods directory</param>
/// <returns>A new, sorted <see cref="List{QMod}"/> ready to be initialized or skipped.</returns>
public List <QMod> BuildModLoadingList(string qmodsDirectory)
{
if (!Directory.Exists(qmodsDirectory))
{
Logger.Info("QMods directory was not found! Creating...");
Directory.CreateDirectory(qmodsDirectory);
return(new List <QMod>(0));
}
string[] subDirectories = Directory.GetDirectories(qmodsDirectory);
var modSorter = new SortedCollection <string, QMod>();
var earlyErrors = new List <QMod>(subDirectories.Length);
foreach (string subDir in subDirectories)
{
string[] dllFiles = Directory.GetFiles(subDir, "*.dll", SearchOption.TopDirectoryOnly);
if (dllFiles.Length < 1)
{
continue;
}
string jsonFile = Path.Combine(subDir, "mod.json");
string folderName = new DirectoryInfo(subDir).Name;
if (!File.Exists(jsonFile))
{
Logger.Error($"Unable to set up mod in folder \"{folderName}\"");
earlyErrors.Add(new QModPlaceholder(folderName, ModStatus.InvalidCoreInfo));
continue;
}
QMod mod = CreateFromJsonManifestFile(subDir);
ModStatus status = Validator.ValidateManifest(mod, subDir);
if (status != ModStatus.Success)
{
Logger.Debug($"Mod '{mod.Id}' will not be loaded");
earlyErrors.Add(mod);
continue;
}
Logger.Debug($"Sorting mod {mod.Id}");
bool added = modSorter.AddSorted(mod);
if (!added)
{
Logger.Debug($"DuplicateId on mod {mod.Id}");
mod.Status = ModStatus.DuplicateIdDetected;
earlyErrors.Add(mod);
}
}
List <QMod> modsToLoad = modSorter.GetSortedList();
return(CreateModStatusList(earlyErrors, modsToLoad));
}
internal ModStatus FindPatchMethods(QMod qMod)
{
if (!string.IsNullOrEmpty(qMod.EntryMethod))
{
// Legacy
string[] entryMethodSig = qMod.EntryMethod.Split('.');
string entryType = string.Join(".", entryMethodSig.Take(entryMethodSig.Length - 1).ToArray());
string entryMethod = entryMethodSig[entryMethodSig.Length - 1];
MethodInfo jsonPatchMethod = qMod.LoadedAssembly.GetType(entryType).GetMethod(entryMethod, BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance);
if (jsonPatchMethod != null && jsonPatchMethod.GetParameters().Length == 0)
{
qMod.PatchMethods[PatchingOrder.NormalInitialize] = new QModPatchMethod(jsonPatchMethod, qMod, PatchingOrder.NormalInitialize);
}
}
// QMM 3.0
foreach (Type type in qMod.LoadedAssembly.GetTypes())
{
foreach (QModCoreAttribute core in type.GetCustomAttributes(typeof(QModCoreAttribute), false))
{
foreach (MethodInfo method in type.GetMethods(BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance))
{
foreach (QModPatchAttributeBase patch in method.GetCustomAttributes(typeof(QModPatchAttributeBase), false))
{
switch (patch.PatchOrder)
{
case PatchingOrder.MetaPreInitialize:
case PatchingOrder.MetaPostInitialize:
patch.ValidateSecretPassword(method, qMod);
break;
}
if (qMod.PatchMethods.TryGetValue(patch.PatchOrder, out QModPatchMethod extra))
{
if (extra.Method.Name != method.Name)
{
return(ModStatus.TooManyPatchMethods);
}
}
else
{
qMod.PatchMethods[patch.PatchOrder] = new QModPatchMethod(method, qMod, patch.PatchOrder);
}
}
}
}
}
if (qMod.PatchMethods.Count == 0)
{
return(ModStatus.MissingPatchMethod);
}
return(ModStatus.Success);
}
internal static List <QMod> CreateModStatusList(List <QMod> earlyErrors, List <QMod> modsToLoad)
{
var modList = new List <QMod>(modsToLoad.Count + earlyErrors.Count);
foreach (QMod mod in modsToLoad)
{
Logger.Debug($"{mod.Id} ready to load");
modList.Add(mod);
}
foreach (QMod erroredMod in earlyErrors)
{
Logger.Debug($"{erroredMod.Id} had an early error");
modList.Add(erroredMod);
}
foreach (QMod mod in modList)
{
if (mod.Status != ModStatus.Success)
{
continue;
}
if (mod.RequiredMods == null)
{
continue;
}
foreach (RequiredQMod requiredMod in mod.RequiredMods)
{
QMod dependency = modsToLoad.Find(d => d.Id == requiredMod.Id);
if (dependency == null || dependency.Status != ModStatus.Success)
{
mod.Status = ModStatus.MissingDependency;
break;
}
if (dependency.ParsedVersion < requiredMod.MinimumVersion)
{
mod.Status = ModStatus.OutOfDateDependency;
break;
}
}
}
return(modList);
}
private void ValidateDependencies(List <QMod> modsToLoad, QMod mod)
{
// Check the mod dependencies
foreach (RequiredQMod requiredMod in mod.RequiredMods)
{
QMod dependencyQMod = modsToLoad.Find(d => d.Id == requiredMod.Id);
if (dependencyQMod == null) // QMod for dependency was not found
{
if (PluginCollection.IsKnownPlugin(mod.Id))
{
PluginCollection.MarkAsRequired(mod.Id);
continue;// Dependency is a BenInEx plugin, not a QMod, and can be ignored here
}
else
{
// Dependency not found
Logger.Error($"{mod.Id} cannot be loaded because it is missing a dependency. Missing mod: '{requiredMod.Id}'");
mod.Status = ModStatus.MissingDependency;
break;
}
}
if (dependencyQMod.HasDependencies)
{
// If the dependency has any dependencies itself, make sure they are also okay
ValidateDependencies(modsToLoad, dependencyQMod);
}
if (dependencyQMod.Status != ModStatus.Success)
{
// Dependency failed - treat as missing
Logger.Error($"{mod.Id} cannot be loaded because one or more of its dependencies failed to load. Failed dependency: '{requiredMod.Id}'");
mod.Status = ModStatus.MissingDependency;
break;
}
if (dependencyQMod.ParsedVersion < requiredMod.MinimumVersion)
{
// Dependency version is older than the version required by this mod
Logger.Error($"{mod.Id} cannot be loaded because its dependency is out of date. Outdated mod: {requiredMod.Id}");
mod.Status = ModStatus.OutOfDateDependency;
break;
}
}
}
internal void LoadModsFromDirectories(string[] subDirectories, SortedCollection <string, QMod> modSorter, List <QMod> earlyErrors)
{
foreach (string subDir in subDirectories.Where(subDir => (new DirectoryInfo(subDir).Attributes & FileAttributes.Hidden) != FileAttributes.Hidden)) // exclude hidden directories
{
string[] dllFiles = Directory.GetFiles(subDir, "*.dll", SearchOption.TopDirectoryOnly);
if (dllFiles.Length < 1)
{
continue;
}
string jsonFile = Path.Combine(subDir, "mod.json");
string folderName = new DirectoryInfo(subDir).Name;
if (!File.Exists(jsonFile))
{
Logger.Error($"Unable to set up mod in folder \"{folderName}\"");
earlyErrors.Add(new QModPlaceholder(folderName, ModStatus.MissingCoreInfo));
continue;
}
QMod mod = CreateFromJsonManifestFile(subDir);
if (mod == null)
{
Logger.Error($"Unable to set up mod in folder \"{folderName}\"");
earlyErrors.Add(new QModPlaceholder(folderName, ModStatus.MissingCoreInfo));
continue;
}
this.Validator.CheckRequiredMods(mod);
Logger.Debug($"Sorting mod {mod.Id}");
bool added = modSorter.AddSorted(mod);
if (!added)
{
Logger.Debug($"DuplicateId on mod {mod.Id}");
mod.Status = ModStatus.DuplicateIdDetected;
earlyErrors.Add(mod);
}
}
}
public void CheckRequiredMods(QMod mod)
{
foreach (string item in mod.Dependencies)
{
mod.RequiredDependencies.Add(item);
}
foreach (string item in mod.LoadBefore)
{
mod.LoadBeforePreferences.Add(item);
}
foreach (string item in mod.LoadAfter)
{
mod.LoadAfterPreferences.Add(item);
}
if (mod.VersionDependencies.Count > 0)
{
var versionedDependencies = new List <RequiredQMod>(mod.VersionDependencies.Count);
foreach (KeyValuePair <string, string> item in mod.VersionDependencies)
{
string cleanVersion = VersionRegex.Matches(item.Value)?[0]?.Value;
if (string.IsNullOrEmpty(cleanVersion))
{
versionedDependencies.Add(new RequiredQMod(item.Key));
}
else if (Version.TryParse(cleanVersion, out Version version))
{
versionedDependencies.Add(new RequiredQMod(item.Key, version));
}
else
{
versionedDependencies.Add(new RequiredQMod(item.Key));
}
mod.RequiredDependencies.Add(item.Key);
}
mod.RequiredMods = versionedDependencies;
}
}
private void ValidateDependencies(List <QMod> modsToLoad, QMod mod)
{
// Check the mod dependencies
foreach (RequiredQMod requiredMod in mod.RequiredMods)
{
QMod dependency = modsToLoad.Find(d => d.Id == requiredMod.Id);
if (dependency == null || dependency.Status != ModStatus.Success)
{
// Dependency not found or failed
Logger.Error($"{mod.Id} cannot be loaded because it is missing a dependency. Missing mod: {requiredMod.Id}");
mod.Status = ModStatus.MissingDependency;
break;
}
if (dependency.LoadedAssembly == null)
{
// Dependency hasn't been validated yet
this.Validator.ValidateManifest(dependency);
}
if (dependency.Status != ModStatus.Success)
{
// Dependency failed to load successfully
// Treat it as missing
Logger.Error($"{mod.Id} cannot be loaded because its dependency failed to load. Failed mod: {requiredMod.Id}");
mod.Status = ModStatus.MissingDependency;
break;
}
if (dependency.ParsedVersion < requiredMod.MinimumVersion)
{
// Dependency version is older than the version required by this mod
Logger.Error($"{mod.Id} cannot be loaded because its dependency is out of date. Outdated mod: {requiredMod.Id}");
mod.Status = ModStatus.OutOfDateDependency;
break;
}
}
}
public void ValidateBasicManifest(QMod mod)
{
if (mod.Status != ModStatus.Success)
{
return;
}
if (mod.PatchMethods.Count > 0)
{
return;
}
Logger.Debug($"Validating mod '{mod.Id}'");
if (string.IsNullOrEmpty(mod.Id) ||
string.IsNullOrEmpty(mod.DisplayName) ||
string.IsNullOrEmpty(mod.Author))
{
mod.Status = ModStatus.MissingCoreInfo;
return;
}
if (!mod.Enable)
{
mod.Status = ModStatus.CanceledByUser;
return;
}
if (ProhibitedModIDs.TryGetValue(mod.Id, out ModStatus reason))
{
mod.Status = reason;
return;
}
switch (mod.Game)
{
case "BelowZero":
mod.SupportedGame = QModGame.BelowZero;
break;
case "Both":
mod.SupportedGame = QModGame.Both;
break;
case "Subnautica":
mod.SupportedGame = QModGame.Subnautica;
break;
default:
{
mod.Status = ModStatus.FailedIdentifyingGame;
return;
}
}
try
{
mod.ParsedVersion = VersionParserService.GetVersion(mod.Version);
}
catch (Exception vEx)
{
Logger.Error($"There was an error parsing version \"{mod.Version}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(vEx);
mod.Status = ModStatus.InvalidCoreInfo;
return;
}
}
public void FindPatchMethods(QMod qMod)
{
try
{
if (!string.IsNullOrEmpty(qMod.EntryMethod))
{
// Legacy
string[] entryMethodSig = qMod.EntryMethod.Split('.');
string entryType = string.Join(".", entryMethodSig.Take(entryMethodSig.Length - 1).ToArray());
string entryMethod = entryMethodSig[entryMethodSig.Length - 1];
MethodInfo jsonPatchMethod = qMod.LoadedAssembly.GetType(entryType)?.GetMethod(entryMethod, BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance);
if (jsonPatchMethod != null && jsonPatchMethod.GetParameters().Length == 0)
{
qMod.PatchMethods[PatchingOrder.NormalInitialize] = new QModPatchMethod(jsonPatchMethod, qMod, PatchingOrder.NormalInitialize);
qMod.Status = ModStatus.Success;
return;
}
}
// QMM 3.0
foreach (Type type in qMod.LoadedAssembly.GetTypes())
{
if (type.IsNotPublic || type.IsEnum || type.ContainsGenericParameters)
{
continue;
}
foreach (QModCoreAttribute core in type.GetCustomAttributes(typeof(QModCoreAttribute), false))
{
foreach (MethodInfo method in type.GetMethods(BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance))
{
foreach (QModPatchAttributeBase patch in method.GetCustomAttributes(typeof(QModPatchAttributeBase), false))
{
switch (patch.PatchOrder)
{
case PatchingOrder.MetaPreInitialize:
case PatchingOrder.MetaPostInitialize:
if (!patch.ValidateSecretPassword(method, qMod))
{
Logger.Error($"The mod {qMod.Id} has an invalid priority patching password.");
qMod.PatchMethods.Clear();
qMod.Status = ModStatus.InvalidCoreInfo;
return;
}
break;
}
if (qMod.PatchMethods.TryGetValue(patch.PatchOrder, out QModPatchMethod extra))
{
if (extra.Method.Name != method.Name)
{
qMod.Status = ModStatus.TooManyPatchMethods;
return;
}
}
else
{
qMod.PatchMethods[patch.PatchOrder] = new QModPatchMethod(method, qMod, patch.PatchOrder);
continue;
}
}
}
}
}
}
catch (TypeLoadException tlEx)
{
Logger.Debug($"Unable to load types for '{qMod.Id}': " + tlEx.Message);
qMod.Status = ModStatus.MissingDependency;
}
catch (MissingMethodException mmEx)
{
Logger.Debug($"Unable to find patch method for '{qMod.Id}': " + mmEx.Message);
qMod.Status = ModStatus.MissingDependency;
}
catch (ReflectionTypeLoadException rtle)
{
Logger.Debug($"Unable to load types for '{qMod.Id}': \nInnerException: \n" + rtle.InnerException + "\n LoaderExceptions:\n" + string.Join("/n", rtle.LoaderExceptions.ToList()));
qMod.Status = ModStatus.MissingDependency;
}
qMod.Status = qMod.PatchMethods.Count == 0
? ModStatus.MissingPatchMethod
: ModStatus.Success;
}
public void CheckRequiredMods(QMod mod)
{
var requiredMods = new Dictionary <string, RequiredQMod>(mod.VersionDependencies.Count + mod.Dependencies.Length);
foreach (string id in mod.Dependencies)
{
mod.RequiredDependencies.Add(id);
requiredMods.Add(id, new RequiredQMod(id));
}
foreach (string id in mod.LoadBefore)
{
mod.LoadBeforePreferences.Add(id);
}
foreach (string id in mod.LoadAfter)
{
mod.LoadAfterPreferences.Add(id);
}
if (mod.VersionDependencies.Count > 0)
{
foreach (KeyValuePair <string, string> item in mod.VersionDependencies)
{
string id = item.Key;
string versionString = item.Value;
Version version = VersionParserService.GetVersion(versionString);
requiredMods[id] = new RequiredQMod(id, version);
mod.RequiredDependencies.Add(id);
}
}
mod.RequiredMods = requiredMods.Values;
if (Logger.DebugLogsEnabled)
{
string GetModList(IEnumerable <string> modIds)
{
string modList = string.Empty;
foreach (var id in modIds)
{
modList += $"{id} ";
}
return(modList);
}
if (requiredMods.Count > 0)
{
Logger.Debug($"{mod.Id} has required mods: {GetModList(mod.RequiredMods.Select(mod => mod.Id))}");
}
if (mod.LoadBeforePreferences.Count > 0)
{
Logger.Debug($"{mod.Id} should load before: {GetModList(mod.LoadBeforePreferences)}");
}
if (mod.LoadAfterPreferences.Count > 0)
{
Logger.Debug($"{mod.Id} should load after: {GetModList(mod.LoadAfterPreferences)}");
}
}
}
public void ValidateManifest(QMod mod)
{
if (mod.Status != ModStatus.Success)
{
return;
}
if (mod.PatchMethods.Count > 0)
{
return;
}
Logger.Debug($"Validating mod in '{mod.SubDirectory}'");
if (string.IsNullOrEmpty(mod.Id) ||
string.IsNullOrEmpty(mod.DisplayName) ||
string.IsNullOrEmpty(mod.Author))
{
mod.Status = ModStatus.MissingCoreInfo;
return;
}
if (!mod.Enable)
{
mod.Status = ModStatus.CanceledByUser;
return;
}
if (ProhibitedModIDs.TryGetValue(mod.Id, out ModStatus reason))
{
mod.Status = reason;
return;
}
switch (mod.Game)
{
case "BelowZero":
mod.SupportedGame = QModGame.BelowZero;
break;
case "Both":
mod.SupportedGame = QModGame.Both;
break;
case "Subnautica":
mod.SupportedGame = QModGame.Subnautica;
break;
default:
{
mod.Status = ModStatus.FailedIdentifyingGame;
return;
}
}
try
{
if (Version.TryParse(mod.Version, out Version version))
{
mod.ParsedVersion = version;
}
}
catch (Exception vEx)
{
Logger.Error($"There was an error parsing version \"{mod.Version}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(vEx);
mod.Status = ModStatus.InvalidCoreInfo;
return;
}
string modAssemblyPath = Path.Combine(mod.SubDirectory, mod.AssemblyName);
if (string.IsNullOrEmpty(modAssemblyPath) || !File.Exists(modAssemblyPath))
{
Logger.Debug($"Did not find a DLL at {modAssemblyPath}");
mod.Status = ModStatus.MissingAssemblyFile;
return;
}
else
{
try
{
mod.LoadedAssembly = Assembly.LoadFrom(modAssemblyPath);
}
catch (Exception aEx)
{
Logger.Error($"Failed loading the dll found at \"{modAssemblyPath}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(aEx);
mod.Status = ModStatus.FailedLoadingAssemblyFile;
return;
}
}
ModStatus patchMethodResults = FindPatchMethods(mod);
if (patchMethodResults != ModStatus.Success)
{
mod.Status = patchMethodResults;
return;
}
}
public ModStatus ValidateManifest(QMod mod, string subDirectory)
{
Logger.Debug($"Validating mod in '{subDirectory}'");
if (string.IsNullOrEmpty(mod.Id) ||
string.IsNullOrEmpty(mod.DisplayName) ||
string.IsNullOrEmpty(mod.Author))
{
return(mod.Status = ModStatus.MissingCoreInfo);
}
switch (mod.Game)
{
case "BelowZero":
mod.SupportedGame = QModGame.BelowZero;
break;
case "Both":
mod.SupportedGame = QModGame.Both;
break;
case "Subnautica":
mod.SupportedGame = QModGame.Subnautica;
break;
default:
return(mod.Status = ModStatus.FailedIdentifyingGame);
}
try
{
if (System.Version.TryParse(mod.Version, out Version version))
{
mod.ParsedVersion = version;
}
}
catch (Exception vEx)
{
Logger.Error($"There was an error parsing version \"{mod.Version}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(vEx);
return(mod.Status = ModStatus.InvalidCoreInfo);
}
string modAssemblyPath = Path.Combine(subDirectory, mod.AssemblyName);
if (string.IsNullOrEmpty(modAssemblyPath) || !File.Exists(modAssemblyPath))
{
Logger.Debug($"Did not find a DLL at {modAssemblyPath}");
return(mod.Status = ModStatus.MissingAssemblyFile);
}
else
{
try
{
mod.LoadedAssembly = Assembly.LoadFrom(modAssemblyPath);
}
catch (Exception aEx)
{
Logger.Error($"Failed loading the dll found at \"{modAssemblyPath}\" for mod \"{mod.DisplayName}\"");
Logger.Exception(aEx);
return(mod.Status = ModStatus.FailedLoadingAssemblyFile);
}
}
try
{
ModStatus patchMethodResults = FindPatchMethods(mod);
if (patchMethodResults != ModStatus.Success)
{
return(mod.Status = patchMethodResults);
}
}
catch (Exception ex)
{
Logger.Exception(ex);
return(mod.Status = ModStatus.MissingPatchMethod);
}
foreach (string item in mod.Dependencies)
{
mod.RequiredDependencies.Add(item);
}
foreach (string item in mod.LoadBefore)
{
mod.LoadBeforePreferences.Add(item);
}
foreach (string item in mod.LoadAfter)
{
mod.LoadAfterPreferences.Add(item);
}
if (mod.VersionDependencies.Count > 0)
{
var versionedDependencies = new List <RequiredQMod>(mod.VersionDependencies.Count);
foreach (KeyValuePair <string, string> item in mod.VersionDependencies)
{
string cleanVersion = VersionRegex.Matches(item.Value)?[0]?.Value;
if (string.IsNullOrEmpty(cleanVersion))
{
versionedDependencies.Add(new RequiredQMod(item.Key));
}
else if (System.Version.TryParse(cleanVersion, out Version version))
{
versionedDependencies.Add(new RequiredQMod(item.Key, version));
}
else
{
versionedDependencies.Add(new RequiredQMod(item.Key));
}
}
}
if (!mod.Enable)
{
return(mod.Status = ModStatus.CanceledByUser);
}
return(mod.Status = ModStatus.Success);
}
internal QModPatchMethod(MethodInfo method, QMod qmod, PatchingOrder order)
{
this.Method = method;
this.Origin = qmod;
this.Order = order;
}