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895 lines
37 KiB
895 lines
37 KiB
using IPA.Config;
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using IPA.Loader.Features;
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using IPA.Logging;
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using IPA.Utilities;
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using Mono.Cecil;
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using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using Version = SemVer.Version;
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using SemVer;
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#if NET4
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using Task = System.Threading.Tasks.Task;
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using TaskEx = System.Threading.Tasks.Task;
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#endif
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#if NET3
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using Net3_Proxy;
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using Path = Net3_Proxy.Path;
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using File = Net3_Proxy.File;
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using Directory = Net3_Proxy.Directory;
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#endif
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namespace IPA.Loader
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{
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/// <summary>
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/// A type to manage the loading of plugins.
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/// </summary>
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internal partial class PluginLoader
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{
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internal static Task LoadTask() =>
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TaskEx.Run(() =>
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{
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YeetIfNeeded();
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LoadMetadata();
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Resolve();
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InitFeatures();
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ComputeLoadOrder();
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FilterDisabled();
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FilterWithoutFiles();
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ResolveDependencies();
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});
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internal static void YeetIfNeeded()
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{
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string pluginDir = UnityGame.PluginsPath;
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if (SelfConfig.YeetMods_ && UnityGame.IsGameVersionBoundary)
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{
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var oldPluginsName = Path.Combine(UnityGame.InstallPath, $"Old {UnityGame.OldVersion} Plugins");
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var newPluginsName = Path.Combine(UnityGame.InstallPath, $"Old {UnityGame.GameVersion} Plugins");
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if (Directory.Exists(oldPluginsName))
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Directory.Delete(oldPluginsName, true);
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Directory.Move(pluginDir, oldPluginsName);
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if (Directory.Exists(newPluginsName))
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Directory.Move(newPluginsName, pluginDir);
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else
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Directory.CreateDirectory(pluginDir);
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}
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}
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internal static List<PluginMetadata> PluginsMetadata = new List<PluginMetadata>();
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internal static List<PluginMetadata> DisabledPlugins = new List<PluginMetadata>();
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private static readonly Regex embeddedTextDescriptionPattern = new Regex(@"#!\[(.+)\]", RegexOptions.Compiled | RegexOptions.Singleline);
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internal static void LoadMetadata()
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{
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string[] plugins = Directory.GetFiles(UnityGame.PluginsPath, "*.dll");
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try
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{
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var selfMeta = new PluginMetadata
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{
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Assembly = Assembly.GetExecutingAssembly(),
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File = new FileInfo(Path.Combine(UnityGame.InstallPath, "IPA.exe")),
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PluginType = null,
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IsSelf = true
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};
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string manifest;
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using (var manifestReader =
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new StreamReader(
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selfMeta.Assembly.GetManifestResourceStream(typeof(PluginLoader), "manifest.json") ??
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throw new InvalidOperationException()))
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manifest = manifestReader.ReadToEnd();
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selfMeta.Manifest = JsonConvert.DeserializeObject<PluginManifest>(manifest);
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PluginsMetadata.Add(selfMeta);
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}
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catch (Exception e)
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{
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Logger.loader.Critical("Error loading own manifest");
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Logger.loader.Critical(e);
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}
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var resolver = new CecilLibLoader();
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resolver.AddSearchDirectory(UnityGame.LibraryPath);
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resolver.AddSearchDirectory(UnityGame.PluginsPath);
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foreach (var plugin in plugins)
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{
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var metadata = new PluginMetadata
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{
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File = new FileInfo(Path.Combine(UnityGame.PluginsPath, plugin)),
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IsSelf = false
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};
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try
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{
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var pluginModule = AssemblyDefinition.ReadAssembly(plugin, new ReaderParameters
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{
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ReadingMode = ReadingMode.Immediate,
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ReadWrite = false,
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AssemblyResolver = resolver
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}).MainModule;
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string pluginNs = "";
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foreach (var resource in pluginModule.Resources)
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{
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const string manifestSuffix = ".manifest.json";
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if (!(resource is EmbeddedResource embedded) ||
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!embedded.Name.EndsWith(manifestSuffix)) continue;
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pluginNs = embedded.Name.Substring(0, embedded.Name.Length - manifestSuffix.Length);
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string manifest;
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using (var manifestReader = new StreamReader(embedded.GetResourceStream()))
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manifest = manifestReader.ReadToEnd();
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metadata.Manifest = JsonConvert.DeserializeObject<PluginManifest>(manifest);
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break;
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}
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if (metadata.Manifest == null)
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{
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#if DIRE_LOADER_WARNINGS
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Logger.loader.Error($"Could not find manifest.json for {Path.GetFileName(plugin)}");
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#else
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Logger.loader.Notice($"No manifest.json in {Path.GetFileName(plugin)}");
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#endif
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continue;
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}
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void TryGetNamespacedPluginType(string ns, PluginMetadata meta)
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{
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foreach (var type in pluginModule.Types)
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{
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if (type.Namespace != ns) continue;
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if (type.HasCustomAttributes)
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{
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var attr = type.CustomAttributes.FirstOrDefault(a => a.Constructor.DeclaringType.FullName == typeof(PluginAttribute).FullName);
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if (attr != null)
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{
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if (!attr.HasConstructorArguments)
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{
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Logger.loader.Warn($"Attribute plugin found in {type.FullName}, but attribute has no arguments");
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return;
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}
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var args = attr.ConstructorArguments;
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if (args.Count != 1)
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{
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Logger.loader.Warn($"Attribute plugin found in {type.FullName}, but attribute has unexpected number of arguments");
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return;
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}
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var rtOptionsArg = args[0];
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if (rtOptionsArg.Type.FullName != typeof(RuntimeOptions).FullName)
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{
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Logger.loader.Warn($"Attribute plugin found in {type.FullName}, but first argument is of unexpected type {rtOptionsArg.Type.FullName}");
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return;
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}
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var rtOptionsValInt = (int)rtOptionsArg.Value; // `int` is the underlying type of RuntimeOptions
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meta.RuntimeOptions = (RuntimeOptions)rtOptionsValInt;
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meta.PluginType = type;
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return;
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}
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}
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}
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}
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var hint = metadata.Manifest.Misc?.PluginMainHint;
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if (hint != null)
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{
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var type = pluginModule.GetType(hint);
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if (type != null)
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TryGetNamespacedPluginType(hint, metadata);
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}
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if (metadata.PluginType == null)
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TryGetNamespacedPluginType(pluginNs, metadata);
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if (metadata.PluginType == null)
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{
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Logger.loader.Error($"No plugin found in the manifest {(hint != null ? $"hint path ({hint}) or " : "")}namespace ({pluginNs}) in {Path.GetFileName(plugin)}");
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continue;
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}
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Logger.loader.Debug($"Adding info for {Path.GetFileName(plugin)}");
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PluginsMetadata.Add(metadata);
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}
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catch (Exception e)
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{
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Logger.loader.Error($"Could not load data for plugin {Path.GetFileName(plugin)}");
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Logger.loader.Error(e);
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ignoredPlugins.Add(metadata, new IgnoreReason(Reason.Error)
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{
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ReasonText = "An error ocurred loading the data",
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Error = e
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});
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}
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}
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IEnumerable<string> bareManifests = Directory.GetFiles(UnityGame.PluginsPath, "*.json");
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bareManifests = bareManifests.Concat(Directory.GetFiles(UnityGame.PluginsPath, "*.manifest"));
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foreach (var manifest in bareManifests)
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{ // TODO: maybe find a way to allow a bare manifest to specify an associated file
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try
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{
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var metadata = new PluginMetadata
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{
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File = new FileInfo(Path.Combine(UnityGame.PluginsPath, manifest)),
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IsSelf = false,
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IsBare = true,
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};
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metadata.Manifest = JsonConvert.DeserializeObject<PluginManifest>(File.ReadAllText(manifest));
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if (metadata.Manifest.Files.Length < 1)
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Logger.loader.Warn($"Bare manifest {Path.GetFileName(manifest)} does not declare any files. " +
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$"Dependency resolution and verification cannot be completed.");
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Logger.loader.Debug($"Adding info for bare manifest {Path.GetFileName(manifest)}");
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PluginsMetadata.Add(metadata);
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}
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catch (Exception e)
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{
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Logger.loader.Error($"Could not load data for bare manifest {Path.GetFileName(manifest)}");
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Logger.loader.Error(e);
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}
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}
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foreach (var meta in PluginsMetadata)
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{ // process description include
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var lines = meta.Manifest.Description.Split('\n');
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var m = embeddedTextDescriptionPattern.Match(lines[0]);
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if (m.Success)
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{
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if (meta.IsBare)
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{
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Logger.loader.Warn($"Bare manifest cannot specify description file");
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meta.Manifest.Description = string.Join("\n", lines.Skip(1).StrJP()); // ignore first line
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continue;
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}
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var name = m.Groups[1].Value;
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string description;
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if (!meta.IsSelf)
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{
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var resc = meta.PluginType.Module.Resources.Select(r => r as EmbeddedResource)
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.NonNull()
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.FirstOrDefault(r => r.Name == name);
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if (resc == null)
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{
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Logger.loader.Warn($"Could not find description file for plugin {meta.Name} ({name}); ignoring include");
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meta.Manifest.Description = string.Join("\n", lines.Skip(1).StrJP()); // ignore first line
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continue;
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}
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using var reader = new StreamReader(resc.GetResourceStream());
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description = reader.ReadToEnd();
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}
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else
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{
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using var descriptionReader = new StreamReader(meta.Assembly.GetManifestResourceStream(name));
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description = descriptionReader.ReadToEnd();
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}
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meta.Manifest.Description = description;
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}
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}
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}
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}
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/// <summary>
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/// An enum that represents several categories of ignore reasons that the loader may encounter.
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/// </summary>
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/// <seealso cref="IgnoreReason"/>
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public enum Reason
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{
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/// <summary>
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/// An error was thrown either loading plugin information fomr disk, or when initializing the plugin.
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/// </summary>
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/// <remarks>
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/// When this is the set <see cref="Reason"/> in an <see cref="IgnoreReason"/> structure, the member
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/// <see cref="IgnoreReason.Error"/> will contain the thrown exception.
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/// </remarks>
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Error,
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/// <summary>
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/// The plugin this reason is associated with has the same ID as another plugin whose information was
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/// already loaded.
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/// </summary>
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/// <remarks>
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/// When this is the set <see cref="Reason"/> in an <see cref="IgnoreReason"/> structure, the member
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/// <see cref="IgnoreReason.RelatedTo"/> will contain the metadata of the already loaded plugin.
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/// </remarks>
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Duplicate,
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/// <summary>
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/// The plugin this reason is associated with conflicts with another already loaded plugin.
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/// </summary>
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/// <remarks>
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/// When this is the set <see cref="Reason"/> in an <see cref="IgnoreReason"/> structure, the member
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/// <see cref="IgnoreReason.RelatedTo"/> will contain the metadata of the plugin it conflicts with.
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/// </remarks>
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Conflict,
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/// <summary>
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/// The plugin this reason is assiciated with is missing a dependency.
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/// </summary>
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/// <remarks>
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/// Since this is only given when a dependency is missing, <see cref="IgnoreReason.RelatedTo"/> will
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/// not be set.
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/// </remarks>
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Dependency,
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/// <summary>
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/// The plugin this reason is associated with was released for a game update, but is still considered
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/// present for the purposes of updating.
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/// </summary>
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Released,
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/// <summary>
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/// The plugin this reason is associated with was denied from loading by a <see cref="Features.Feature"/>
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/// that it marks.
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/// </summary>
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Feature,
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/// <summary>
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/// The plugin this reason is assoicated with is unsupported.
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/// </summary>
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/// <remarks>
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/// Currently, there is no path in the loader that emits this <see cref="Reason"/>, however there may
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/// be in the future.
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/// </remarks>
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Unsupported,
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/// <summary>
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/// One of the files that a plugin declared in its manifest is missing.
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/// </summary>
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MissingFiles
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}
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/// <summary>
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/// A structure describing the reason that a plugin was ignored.
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/// </summary>
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public struct IgnoreReason
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{
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/// <summary>
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/// Gets the ignore reason, as represented by the <see cref="Loader.Reason"/> enum.
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/// </summary>
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public Reason Reason { get; }
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/// <summary>
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/// Gets the textual description of the particular ignore reason. This will typically
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/// include details about why the plugin was ignored, if it is present.
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/// </summary>
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public string ReasonText { get; internal set; }
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/// <summary>
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/// Gets the <see cref="Exception"/> that caused this plugin to be ignored, if any.
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/// </summary>
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public Exception Error { get; internal set; }
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/// <summary>
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/// Gets the metadata of the plugin that this ignore was related to, if any.
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/// </summary>
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public PluginMetadata RelatedTo { get; internal set; }
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/// <summary>
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/// Initializes an <see cref="IgnoreReason"/> with the provided data.
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/// </summary>
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/// <param name="reason">the <see cref="Loader.Reason"/> enum value that describes this reason</param>
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/// <param name="reasonText">the textual description of this ignore reason, if any</param>
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/// <param name="error">the <see cref="Exception"/> that caused this <see cref="IgnoreReason"/>, if any</param>
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/// <param name="relatedTo">the <see cref="PluginMetadata"/> this reason is related to, if any</param>
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public IgnoreReason(Reason reason, string reasonText = null, Exception error = null, PluginMetadata relatedTo = null)
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{
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Reason = reason;
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ReasonText = reasonText;
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Error = error;
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RelatedTo = relatedTo;
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}
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/// <inheritdoc/>
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public override bool Equals(object obj)
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=> obj is IgnoreReason ir && Equals(ir);
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/// <summary>
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/// Compares this <see cref="IgnoreReason"/> with <paramref name="other"/> for equality.
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/// </summary>
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/// <param name="other">the reason to compare to</param>
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/// <returns><see langword="true"/> if the two reasons compare equal, <see langword="false"/> otherwise</returns>
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public bool Equals(IgnoreReason other)
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=> Reason == other.Reason && ReasonText == other.ReasonText
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&& Error == other.Error && RelatedTo == other.RelatedTo;
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/// <inheritdoc/>
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public override int GetHashCode()
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{
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int hashCode = 778404373;
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hashCode = hashCode * -1521134295 + Reason.GetHashCode();
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hashCode = hashCode * -1521134295 + EqualityComparer<string>.Default.GetHashCode(ReasonText);
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hashCode = hashCode * -1521134295 + EqualityComparer<Exception>.Default.GetHashCode(Error);
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hashCode = hashCode * -1521134295 + EqualityComparer<PluginMetadata>.Default.GetHashCode(RelatedTo);
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return hashCode;
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}
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/// <summary>
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/// Checks if two <see cref="IgnoreReason"/>s are equal.
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/// </summary>
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/// <param name="left">the first <see cref="IgnoreReason"/> to compare</param>
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/// <param name="right">the second <see cref="IgnoreReason"/> to compare</param>
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/// <returns><see langword="true"/> if the two reasons compare equal, <see langword="false"/> otherwise</returns>
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public static bool operator ==(IgnoreReason left, IgnoreReason right)
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=> left.Equals(right);
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/// <summary>
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/// Checks if two <see cref="IgnoreReason"/>s are not equal.
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/// </summary>
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/// <param name="left">the first <see cref="IgnoreReason"/> to compare</param>
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/// <param name="right">the second <see cref="IgnoreReason"/> to compare</param>
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/// <returns><see langword="true"/> if the two reasons are not equal, <see langword="false"/> otherwise</returns>
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public static bool operator !=(IgnoreReason left, IgnoreReason right)
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=> !(left == right);
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}
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internal partial class PluginLoader
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{
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// keep track of these for the updater; it should still be able to update mods not loaded
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// the thing -> the reason
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internal static Dictionary<PluginMetadata, IgnoreReason> ignoredPlugins = new Dictionary<PluginMetadata, IgnoreReason>();
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internal static void Resolve()
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{ // resolves duplicates and conflicts, etc
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PluginsMetadata.Sort((a, b) => b.Version.CompareTo(a.Version));
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var ids = new HashSet<string>();
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var ignore = new Dictionary<PluginMetadata, IgnoreReason>();
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var resolved = new List<PluginMetadata>(PluginsMetadata.Count);
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foreach (var meta in PluginsMetadata)
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{
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if (meta.Id != null)
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{
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if (ids.Contains(meta.Id))
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{
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Logger.loader.Warn($"Found duplicates of {meta.Id}, using newest");
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var ireason = new IgnoreReason(Reason.Duplicate)
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{
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ReasonText = $"Duplicate entry of same ID ({meta.Id})",
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RelatedTo = resolved.First(p => p.Id == meta.Id)
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};
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ignore.Add(meta, ireason);
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ignoredPlugins.Add(meta, ireason);
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continue; // because of sorted order, hightest order will always be the first one
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}
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|
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bool processedLater = false;
|
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foreach (var meta2 in PluginsMetadata)
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{
|
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if (ignore.ContainsKey(meta2)) continue;
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if (meta == meta2)
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{
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processedLater = true;
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continue;
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}
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|
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if (!meta2.Manifest.Conflicts.ContainsKey(meta.Id)) continue;
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var range = meta2.Manifest.Conflicts[meta.Id];
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if (!range.IsSatisfied(meta.Version)) continue;
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Logger.loader.Warn($"{meta.Id}@{meta.Version} conflicts with {meta2.Id}");
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if (processedLater)
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{
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Logger.loader.Warn($"Ignoring {meta2.Name}");
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ignore.Add(meta2, new IgnoreReason(Reason.Conflict)
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{
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ReasonText = $"{meta.Id}@{meta.Version} conflicts with {meta2.Id}",
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RelatedTo = meta
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});
|
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}
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else
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{
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Logger.loader.Warn($"Ignoring {meta.Name}");
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ignore.Add(meta, new IgnoreReason(Reason.Conflict)
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{
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ReasonText = $"{meta2.Id}@{meta2.Version} conflicts with {meta.Id}",
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RelatedTo = meta2
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});
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break;
|
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}
|
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}
|
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}
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|
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if (ignore.TryGetValue(meta, out var reason))
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{
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ignoredPlugins.Add(meta, reason);
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continue;
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}
|
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if (meta.Id != null)
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ids.Add(meta.Id);
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|
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resolved.Add(meta);
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}
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|
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PluginsMetadata = resolved;
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}
|
|
|
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private static void FilterDisabled()
|
|
{
|
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var enabled = new List<PluginMetadata>(PluginsMetadata.Count);
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|
|
var disabled = DisabledConfig.Instance.DisabledModIds;
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
if (disabled.Contains(meta.Id ?? meta.Name))
|
|
DisabledPlugins.Add(meta);
|
|
else
|
|
enabled.Add(meta);
|
|
}
|
|
|
|
PluginsMetadata = enabled;
|
|
}
|
|
|
|
private static void FilterWithoutFiles()
|
|
{
|
|
var enabled = new List<PluginMetadata>(PluginsMetadata.Count);
|
|
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
var passed = true;
|
|
foreach (var file in meta.AssociatedFiles)
|
|
{
|
|
if (!file.Exists)
|
|
{
|
|
passed = false;
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.MissingFiles)
|
|
{
|
|
ReasonText = $"File {Utils.GetRelativePath(file.FullName, UnityGame.InstallPath)} (declared by {meta.Name}) does not exist"
|
|
});
|
|
Logger.loader.Warn($"File {Utils.GetRelativePath(file.FullName, UnityGame.InstallPath)}" +
|
|
$" (declared by {meta.Name}) does not exist! Mod installation is incomplete, not loading it.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (passed)
|
|
enabled.Add(meta);
|
|
}
|
|
|
|
PluginsMetadata = enabled;
|
|
}
|
|
|
|
internal static void ComputeLoadOrder()
|
|
{
|
|
#if DEBUG
|
|
Logger.loader.Debug(string.Join(", ", PluginsMetadata.Select(p => p.ToString()).StrJP()));
|
|
#endif
|
|
|
|
static bool InsertInto(HashSet<PluginMetadata> root, PluginMetadata meta, bool isRoot = false)
|
|
{ // this is slow, and hella recursive
|
|
bool inserted = false;
|
|
foreach (var sr in root)
|
|
{
|
|
inserted = inserted || InsertInto(sr.Dependencies, meta);
|
|
|
|
if (meta.Id != null)
|
|
{
|
|
if (sr.Manifest.Dependencies.ContainsKey(meta.Id))
|
|
inserted = inserted || sr.Dependencies.Add(meta);
|
|
else if (sr.Manifest.LoadAfter.Contains(meta.Id))
|
|
inserted = inserted || sr.LoadsAfter.Add(meta);
|
|
}
|
|
if (sr.Id != null)
|
|
if (meta.Manifest.LoadBefore.Contains(sr.Id))
|
|
inserted = inserted || sr.LoadsAfter.Add(meta);
|
|
}
|
|
|
|
if (isRoot)
|
|
{
|
|
foreach (var sr in root)
|
|
{
|
|
InsertInto(meta.Dependencies, sr);
|
|
|
|
if (sr.Id != null)
|
|
{
|
|
if (meta.Manifest.Dependencies.ContainsKey(sr.Id))
|
|
meta.Dependencies.Add(sr);
|
|
else if (meta.Manifest.LoadAfter.Contains(sr.Id))
|
|
meta.LoadsAfter.Add(sr);
|
|
}
|
|
if (meta.Id != null)
|
|
if (sr.Manifest.LoadBefore.Contains(meta.Id))
|
|
meta.LoadsAfter.Add(sr);
|
|
}
|
|
|
|
root.Add(meta);
|
|
}
|
|
|
|
return inserted;
|
|
}
|
|
|
|
var pluginTree = new HashSet<PluginMetadata>();
|
|
foreach (var meta in PluginsMetadata)
|
|
InsertInto(pluginTree, meta, true);
|
|
|
|
static void DeTree(List<PluginMetadata> into, HashSet<PluginMetadata> tree)
|
|
{
|
|
foreach (var st in tree)
|
|
if (!into.Contains(st))
|
|
{
|
|
DeTree(into, st.Dependencies);
|
|
DeTree(into, st.LoadsAfter);
|
|
into.Add(st);
|
|
}
|
|
}
|
|
|
|
PluginsMetadata = new List<PluginMetadata>();
|
|
DeTree(PluginsMetadata, pluginTree);
|
|
|
|
#if DEBUG
|
|
Logger.loader.Debug(string.Join(", ", PluginsMetadata.Select(p => p.ToString()).StrJP()));
|
|
#endif
|
|
}
|
|
|
|
internal static void ResolveDependencies()
|
|
{
|
|
var metadata = new List<PluginMetadata>();
|
|
var pluginsToLoad = new Dictionary<string, Version>();
|
|
var disabledLookup = DisabledPlugins.NonNull(m => m.Id).ToDictionary(m => m.Id, m => m.Version);
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
var missingDeps = new List<(string id, Range version, bool disabled)>();
|
|
foreach (var dep in meta.Manifest.Dependencies)
|
|
{
|
|
#if DEBUG
|
|
Logger.loader.Debug($"Looking for dependency {dep.Key} with version range {dep.Value.Intersect(new SemVer.Range("*.*.*"))}");
|
|
#endif
|
|
if (pluginsToLoad.ContainsKey(dep.Key) && dep.Value.IsSatisfied(pluginsToLoad[dep.Key]))
|
|
continue;
|
|
|
|
if (disabledLookup.ContainsKey(dep.Key) && dep.Value.IsSatisfied(disabledLookup[dep.Key]))
|
|
{
|
|
Logger.loader.Warn($"Dependency {dep.Key} was found, but disabled. Disabling {meta.Name} too.");
|
|
missingDeps.Add((dep.Key, dep.Value, true));
|
|
}
|
|
else
|
|
{
|
|
Logger.loader.Warn($"{meta.Name} is missing dependency {dep.Key}@{dep.Value}");
|
|
missingDeps.Add((dep.Key, dep.Value, false));
|
|
}
|
|
}
|
|
|
|
if (missingDeps.Count == 0)
|
|
{
|
|
metadata.Add(meta);
|
|
if (meta.Id != null)
|
|
pluginsToLoad.Add(meta.Id, meta.Version);
|
|
}
|
|
else if (missingDeps.Any(t => !t.disabled))
|
|
{ // missing deps
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.Dependency)
|
|
{
|
|
ReasonText = $"Missing dependencies {string.Join(", ", missingDeps.Where(t => !t.disabled).Select(t => $"{t.id}@{t.version}").StrJP())}"
|
|
});
|
|
}
|
|
else
|
|
{
|
|
DisabledPlugins.Add(meta);
|
|
DisabledConfig.Instance.DisabledModIds.Add(meta.Id ?? meta.Name);
|
|
}
|
|
}
|
|
|
|
DisabledConfig.Instance.Changed();
|
|
PluginsMetadata = metadata;
|
|
}
|
|
|
|
internal static void InitFeatures()
|
|
{
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
foreach (var feature in meta.Manifest.Features.Select(f => new Feature.Instance(meta, f.Key, f.Value)))
|
|
{
|
|
if (feature.TryGetDefiningPlugin(out var plugin) && plugin == null)
|
|
{ // this is a DefineFeature, so we want to initialize it early
|
|
if (!feature.TryCreate(out var inst))
|
|
{
|
|
Logger.features.Error($"Error evaluating {feature.Name}: {inst.InvalidMessage}");
|
|
}
|
|
else
|
|
{
|
|
meta.InternalFeatures.Add(inst);
|
|
}
|
|
}
|
|
else
|
|
{ // this is literally any other feature, so we want to delay its initialization
|
|
meta.UnloadedFeatures.Add(feature);
|
|
}
|
|
}
|
|
}
|
|
|
|
// at this point we have pre-initialized all features, so we can go ahead and use them to add stuff to the dep resolver
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
foreach (var feature in meta.UnloadedFeatures)
|
|
{
|
|
if (feature.TryGetDefiningPlugin(out var plugin))
|
|
{
|
|
if (plugin != meta)
|
|
{ // if the feature is not applied to the defining feature
|
|
meta.LoadsAfter.Add(plugin);
|
|
}
|
|
|
|
plugin.CreateFeaturesWhenLoaded.Add(feature);
|
|
}
|
|
else
|
|
{
|
|
Logger.features.Warn($"No such feature {feature.Name}");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
internal static void ReleaseAll(bool full = false)
|
|
{
|
|
if (full)
|
|
ignoredPlugins = new Dictionary<PluginMetadata, IgnoreReason>();
|
|
else
|
|
{
|
|
foreach (var m in PluginsMetadata)
|
|
ignoredPlugins.Add(m, new IgnoreReason(Reason.Released));
|
|
foreach (var m in ignoredPlugins.Keys)
|
|
{ // clean them up so we can still use the metadata for updates
|
|
m.InternalFeatures.Clear();
|
|
m.PluginType = null;
|
|
m.Assembly = null;
|
|
}
|
|
}
|
|
PluginsMetadata = new List<PluginMetadata>();
|
|
DisabledPlugins = new List<PluginMetadata>();
|
|
Feature.Reset();
|
|
GC.Collect();
|
|
}
|
|
|
|
internal static void Load(PluginMetadata meta)
|
|
{
|
|
if (meta.Assembly == null && meta.PluginType != null)
|
|
meta.Assembly = Assembly.LoadFrom(meta.File.FullName);
|
|
}
|
|
|
|
internal static PluginExecutor InitPlugin(PluginMetadata meta, IEnumerable<PluginMetadata> alreadyLoaded)
|
|
{
|
|
if (meta.Manifest.GameVersion != UnityGame.GameVersion)
|
|
Logger.loader.Warn($"Mod {meta.Name} developed for game version {meta.Manifest.GameVersion}, so it may not work properly.");
|
|
|
|
if (meta.IsSelf)
|
|
return new PluginExecutor(meta, PluginExecutor.Special.Self);
|
|
|
|
foreach (var dep in meta.Dependencies)
|
|
{
|
|
if (alreadyLoaded.Contains(dep)) continue;
|
|
|
|
// otherwise...
|
|
|
|
if (ignoredPlugins.TryGetValue(dep, out var reason))
|
|
{ // was added to the ignore list
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.Dependency)
|
|
{
|
|
ReasonText = $"Dependency was ignored at load time: {reason.ReasonText}",
|
|
RelatedTo = dep
|
|
});
|
|
}
|
|
else
|
|
{ // was not added to ignore list
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.Dependency)
|
|
{
|
|
ReasonText = $"Dependency was not already loaded at load time, but was also not ignored",
|
|
RelatedTo = dep
|
|
});
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
if (meta.IsBare)
|
|
return new PluginExecutor(meta, PluginExecutor.Special.Bare);
|
|
|
|
Load(meta);
|
|
|
|
PluginExecutor exec;
|
|
try
|
|
{
|
|
exec = new PluginExecutor(meta);
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Logger.loader.Error($"Error creating executor for {meta.Name}");
|
|
Logger.loader.Error(e);
|
|
return null;
|
|
}
|
|
|
|
foreach (var feature in meta.Features)
|
|
{
|
|
if (!feature.BeforeInit(meta))
|
|
{
|
|
Logger.loader.Warn(
|
|
$"Feature {feature?.FeatureName} denied plugin {meta.Name} from initializing! {feature?.InvalidMessage}");
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.Feature)
|
|
{
|
|
ReasonText = $"Denied in {nameof(Feature.BeforeInit)} of feature {feature?.FeatureName}:\n\t{feature?.InvalidMessage}"
|
|
});
|
|
return null;
|
|
}
|
|
}
|
|
|
|
try
|
|
{
|
|
exec.Create();
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Logger.loader.Error($"Could not init plugin {meta.Name}");
|
|
Logger.loader.Error(e);
|
|
ignoredPlugins.Add(meta, new IgnoreReason(Reason.Error)
|
|
{
|
|
ReasonText = "Error ocurred while initializing",
|
|
Error = e
|
|
});
|
|
return null;
|
|
}
|
|
|
|
// TODO: make this new features system behave better wrt DynamicInit plugins
|
|
foreach (var feature in meta.CreateFeaturesWhenLoaded)
|
|
{
|
|
if (!feature.TryCreate(out var inst))
|
|
{
|
|
Logger.features.Warn($"Could not create instance of feature {feature.Name}: {inst.InvalidMessage}");
|
|
}
|
|
else
|
|
{
|
|
feature.AppliedTo.InternalFeatures.Add(inst);
|
|
feature.AppliedTo.UnloadedFeatures.Remove(feature);
|
|
}
|
|
}
|
|
meta.CreateFeaturesWhenLoaded.Clear(); // if a plugin is loaded twice, for the moment, we don't want to create the feature twice
|
|
|
|
foreach (var feature in meta.Features)
|
|
try
|
|
{
|
|
feature.AfterInit(meta, exec.Instance);
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Logger.loader.Critical($"Feature errored in {nameof(Feature.AfterInit)}: {e}");
|
|
}
|
|
|
|
return exec;
|
|
}
|
|
|
|
internal static bool IsFirstLoadComplete { get; private set; } = false;
|
|
|
|
internal static List<PluginExecutor> LoadPlugins()
|
|
{
|
|
DisabledPlugins.ForEach(Load); // make sure they get loaded into memory so their metadata and stuff can be read more easily
|
|
|
|
var list = new List<PluginExecutor>();
|
|
var loaded = new HashSet<PluginMetadata>();
|
|
foreach (var meta in PluginsMetadata)
|
|
{
|
|
var exec = InitPlugin(meta, loaded);
|
|
if (exec != null)
|
|
{
|
|
list.Add(exec);
|
|
loaded.Add(meta);
|
|
}
|
|
}
|
|
|
|
// TODO: should this be somewhere else?
|
|
IsFirstLoadComplete = true;
|
|
|
|
return list;
|
|
}
|
|
}
|
|
}
|