Merge branch 'develop' into stable

21 files changed, 281 insertions, 164 deletions

diff --git a/src/SMAPI/Framework/Content/AssetDataForMap.cs b/src/SMAPI/Framework/Content/AssetDataForMap.cs
index 20f0ed0f..4f810948 100644
--- a/src/SMAPI/Framework/Content/AssetDataForMap.cs
+++ b/src/SMAPI/Framework/Content/AssetDataForMap.cs
@@ -153,9 +153,9 @@ namespace StardewModdingAPI.Framework.Content
             if (string.IsNullOrWhiteSpace(path))
                 return string.Empty;
 
-            path = PathUtilities.NormalizePath(path);
-            if (path.StartsWith($"Maps{PathUtilities.PreferredPathSeparator}", StringComparison.OrdinalIgnoreCase))
-                path = path.Substring($"Maps{PathUtilities.PreferredPathSeparator}".Length);
+            path = PathUtilities.NormalizeAssetName(path);
+            if (path.StartsWith($"Maps{PathUtilities.PreferredAssetSeparator}", StringComparison.OrdinalIgnoreCase))
+                path = path.Substring($"Maps{PathUtilities.PreferredAssetSeparator}".Length);
             if (path.EndsWith(".png", StringComparison.OrdinalIgnoreCase))
                 path = path.Substring(0, path.Length - 4);
 
diff --git a/src/SMAPI/Framework/Content/ContentCache.cs b/src/SMAPI/Framework/Content/ContentCache.cs
index 5c7ad778..7edc9ab9 100644
--- a/src/SMAPI/Framework/Content/ContentCache.cs
+++ b/src/SMAPI/Framework/Content/ContentCache.cs
@@ -57,8 +57,6 @@ namespace StardewModdingAPI.Framework.Content
                 IReflectedMethod method = reflection.GetMethod(typeof(TitleContainer), "GetCleanPath");
                 this.NormalizeAssetNameForPlatform = path => method.Invoke<string>(path);
             }
-            else if (EarlyConstants.IsWindows64BitHack)
-                this.NormalizeAssetNameForPlatform = PathUtilities.NormalizePath;
             else
                 this.NormalizeAssetNameForPlatform = key => key.Replace('\\', '/'); // based on MonoGame's ContentManager.Load<T> logic
         }
diff --git a/src/SMAPI/Framework/ContentPack.cs b/src/SMAPI/Framework/ContentPack.cs
index 0660a367..b6add7b5 100644
--- a/src/SMAPI/Framework/ContentPack.cs
+++ b/src/SMAPI/Framework/ContentPack.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using StardewModdingAPI.Framework.ModHelpers;
 using StardewModdingAPI.Toolkit.Serialization;
 using StardewModdingAPI.Toolkit.Utilities;
 
@@ -32,7 +33,10 @@ namespace StardewModdingAPI.Framework
         public IManifest Manifest { get; }
 
         /// <inheritdoc />
-        public ITranslationHelper Translation { get; }
+        public ITranslationHelper Translation => this.TranslationImpl;
+
+        /// <summary>The underlying translation helper.</summary>
+        internal TranslationHelper TranslationImpl { get; set; }
 
 
         /*********
@@ -44,12 +48,12 @@ namespace StardewModdingAPI.Framework
         /// <param name="content">Provides an API for loading content assets.</param>
         /// <param name="translation">Provides translations stored in the content pack's <c>i18n</c> folder.</param>
         /// <param name="jsonHelper">Encapsulates SMAPI's JSON file parsing.</param>
-        public ContentPack(string directoryPath, IManifest manifest, IContentHelper content, ITranslationHelper translation, JsonHelper jsonHelper)
+        public ContentPack(string directoryPath, IManifest manifest, IContentHelper content, TranslationHelper translation, JsonHelper jsonHelper)
         {
             this.DirectoryPath = directoryPath;
             this.Manifest = manifest;
             this.Content = content;
-            this.Translation = translation;
+            this.TranslationImpl = translation;
             this.JsonHelper = jsonHelper;
 
             foreach (string path in Directory.EnumerateFiles(this.DirectoryPath, "*", SearchOption.AllDirectories))
diff --git a/src/SMAPI/Framework/IModMetadata.cs b/src/SMAPI/Framework/IModMetadata.cs
index f5babafb..cb876ee4 100644
--- a/src/SMAPI/Framework/IModMetadata.cs
+++ b/src/SMAPI/Framework/IModMetadata.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using StardewModdingAPI.Framework.ModHelpers;
 using StardewModdingAPI.Framework.ModLoading;
@@ -64,6 +65,9 @@ namespace StardewModdingAPI.Framework
         /// <summary>The update-check metadata for this mod (if any).</summary>
         ModEntryModel UpdateCheckData { get; }
 
+        /// <summary>The fake content packs created by this mod, if any.</summary>
+        ISet<WeakReference<ContentPack>> FakeContentPacks { get; }
+
 
         /*********
         ** Public methods
@@ -135,5 +139,8 @@ namespace StardewModdingAPI.Framework
 
         /// <summary>Get a relative path which includes the root folder name.</summary>
         string GetRelativePathWithRoot();
+
+        /// <summary>Get the currently live fake content packs created by this mod.</summary>
+        IEnumerable<ContentPack> GetFakeContentPacks();
     }
 }
diff --git a/src/SMAPI/Framework/Logging/LogManager.cs b/src/SMAPI/Framework/Logging/LogManager.cs
index c6faa90d..6fe44d98 100644
--- a/src/SMAPI/Framework/Logging/LogManager.cs
+++ b/src/SMAPI/Framework/Logging/LogManager.cs
@@ -291,13 +291,7 @@ namespace StardewModdingAPI.Framework.Logging
         public void LogIntro(string modsPath, IDictionary<string, object> customSettings)
         {
             // log platform & patches
-            {
-                this.Monitor.Log($"SMAPI {Constants.ApiVersion} with Stardew Valley {Constants.GameVersion} on {EnvironmentUtility.GetFriendlyPlatformName(Constants.Platform)}", LogLevel.Info);
-
-                string[] patchLabels = this.GetPatchLabels().ToArray();
-                if (patchLabels.Any())
-                    this.Monitor.Log($"Detected custom version: {string.Join(", ", patchLabels)}", LogLevel.Info);
-            }
+            this.Monitor.Log($"SMAPI {Constants.ApiVersion} with Stardew Valley {Constants.GameVersion} on {EnvironmentUtility.GetFriendlyPlatformName(Constants.Platform)}", LogLevel.Info);
 
             // log basic info
             this.Monitor.Log($"Mods go here: {modsPath}", LogLevel.Info);
@@ -416,20 +410,6 @@ namespace StardewModdingAPI.Framework.Logging
             gameMonitor.Log(message, level);
         }
 
-        /// <summary>Get human-readable labels to log for detected SMAPI and Stardew Valley customizations.</summary>
-        private IEnumerable<string> GetPatchLabels()
-        {
-            // custom game framework
-            if (EarlyConstants.IsWindows64BitHack)
-                yield return $"running 64-bit SMAPI with {Constants.GameFramework}";
-            else if ((Constants.GameFramework == GameFramework.Xna) != (Constants.Platform == Platform.Windows))
-                yield return $"running {Constants.GameFramework}";
-
-            // patched by Stardew64Installer
-            if (Constants.IsPatchedByStardew64Installer(out ISemanticVersion patchedByVersion))
-                yield return $"patched by Stardew64Installer {patchedByVersion}";
-        }
-
         /// <summary>Write a summary of mod warnings to the console and log.</summary>
         /// <param name="mods">The loaded mods.</param>
         /// <param name="skippedMods">The mods which could not be loaded.</param>
diff --git a/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs b/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs
index 3e35c9dd..57a76a35 100644
--- a/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs
+++ b/src/SMAPI/Framework/ModLoading/AssemblyLoader.cs
@@ -300,10 +300,10 @@ namespace StardewModdingAPI.Framework.ModLoading
                     // remove old assembly reference
                     if (this.AssemblyMap.RemoveNames.Any(name => module.AssemblyReferences[i].Name == name))
                     {
-                        this.Monitor.LogOnce(loggedMessages, $"{logPrefix}Rewriting {filename} for OS...");
                         platformChanged = true;
                         module.AssemblyReferences.RemoveAt(i);
                         i--;
+                        this.Monitor.LogOnce(loggedMessages, $"{logPrefix}Rewrote {filename} for OS...");
                     }
                 }
                 if (platformChanged)
@@ -336,6 +336,13 @@ namespace StardewModdingAPI.Framework.ModLoading
             IInstructionHandler[] handlers = new InstructionMetadata().GetHandlers(this.ParanoidMode, platformChanged, this.RewriteMods).ToArray();
             RecursiveRewriter rewriter = new RecursiveRewriter(
                 module: module,
+                rewriteModule: curModule =>
+                {
+                    bool rewritten = false;
+                    foreach (IInstructionHandler handler in handlers)
+                        rewritten |= handler.Handle(curModule);
+                    return rewritten;
+                },
                 rewriteType: (type, replaceWith) =>
                 {
                     bool rewritten = false;
@@ -387,7 +394,7 @@ namespace StardewModdingAPI.Framework.ModLoading
                     break;
 
                 case InstructionHandleResult.DetectedGamePatch:
-                    template = $"{logPrefix}Detected game patcher ($phrase) in assembly {filename}.";
+                    template = $"{logPrefix}Detected game patcher in assembly {filename}."; // no need for phrase, which would confusingly be 'Harmony 1.x' here
                     mod.SetWarning(ModWarning.PatchesGame);
                     break;
 
@@ -431,13 +438,10 @@ namespace StardewModdingAPI.Framework.ModLoading
                 return;
 
             // format messages
-            if (handler.Phrases.Any())
-            {
-                foreach (string message in handler.Phrases)
-                    this.Monitor.LogOnce(loggedMessages, template.Replace("$phrase", message));
-            }
-            else
-                this.Monitor.LogOnce(loggedMessages, template.Replace("$phrase", handler.DefaultPhrase ?? handler.GetType().Name));
+            string phrase = handler.Phrases.Any()
+                ? string.Join(", ", handler.Phrases)
+                : handler.DefaultPhrase ?? handler.GetType().Name;
+            this.Monitor.LogOnce(loggedMessages, template.Replace("$phrase", phrase));
         }
 
         /// <summary>Get the correct reference to use for compatibility with the current platform.</summary>
diff --git a/src/SMAPI/Framework/ModLoading/Finders/EventFinder.cs b/src/SMAPI/Framework/ModLoading/Finders/EventFinder.cs
index 01ed153b..124951a5 100644
--- a/src/SMAPI/Framework/ModLoading/Finders/EventFinder.cs
+++ b/src/SMAPI/Framework/ModLoading/Finders/EventFinder.cs
@@ -1,3 +1,5 @@
+using System.Collections.Generic;
+using System.Linq;
 using Mono.Cecil;
 using Mono.Cecil.Cil;
 using StardewModdingAPI.Framework.ModLoading.Framework;
@@ -13,8 +15,8 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         /// <summary>The full type name for which to find references.</summary>
         private readonly string FullTypeName;
 
-        /// <summary>The event name for which to find references.</summary>
-        private readonly string EventName;
+        /// <summary>The method names for which to find references.</summary>
+        private readonly ISet<string> MethodNames;
 
         /// <summary>The result to return for matching instructions.</summary>
         private readonly InstructionHandleResult Result;
@@ -25,38 +27,47 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         *********/
         /// <summary>Construct an instance.</summary>
         /// <param name="fullTypeName">The full type name for which to find references.</param>
-        /// <param name="eventName">The event name for which to find references.</param>
+        /// <param name="eventNames">The event names for which to find references.</param>
         /// <param name="result">The result to return for matching instructions.</param>
-        public EventFinder(string fullTypeName, string eventName, InstructionHandleResult result)
-            : base(defaultPhrase: $"{fullTypeName}.{eventName} event")
+        public EventFinder(string fullTypeName, string[] eventNames, InstructionHandleResult result)
+            : base(defaultPhrase: $"{string.Join(", ", eventNames.Select(p => $"{fullTypeName}.{p}"))} event{(eventNames.Length != 1 ? "s" : "")}") // default phrase should never be used
         {
             this.FullTypeName = fullTypeName;
-            this.EventName = eventName;
             this.Result = result;
+
+            this.MethodNames = new HashSet<string>();
+            foreach (string name in eventNames)
+            {
+                this.MethodNames.Add($"add_{name}");
+                this.MethodNames.Add($"remove_{name}");
+            }
         }
 
+        /// <summary>Construct an instance.</summary>
+        /// <param name="fullTypeName">The full type name for which to find references.</param>
+        /// <param name="eventName">The event name for which to find references.</param>
+        /// <param name="result">The result to return for matching instructions.</param>
+        public EventFinder(string fullTypeName, string eventName, InstructionHandleResult result)
+            : this(fullTypeName, new[] { eventName }, result) { }
+
         /// <inheritdoc />
         public override bool Handle(ModuleDefinition module, ILProcessor cil, Instruction instruction)
         {
-            if (!this.Flags.Contains(this.Result) && this.IsMatch(instruction))
-                this.MarkFlag(this.Result);
-
-            return false;
-        }
+            if (this.MethodNames.Any())
+            {
+                MethodReference methodRef = RewriteHelper.AsMethodReference(instruction);
+                if (methodRef != null && methodRef.DeclaringType.FullName == this.FullTypeName && this.MethodNames.Contains(methodRef.Name))
+                {
+                    string eventName = methodRef.Name.Split(new[] { '_' }, 2)[1];
+                    this.MethodNames.Remove($"add_{eventName}");
+                    this.MethodNames.Remove($"remove_{eventName}");
 
+                    this.MarkFlag(this.Result);
+                    this.Phrases.Add($"{this.FullTypeName}.{eventName} event");
+                }
+            }
 
-        /*********
-        ** Protected methods
-        *********/
-        /// <summary>Get whether a CIL instruction matches.</summary>
-        /// <param name="instruction">The IL instruction.</param>
-        protected bool IsMatch(Instruction instruction)
-        {
-            MethodReference methodRef = RewriteHelper.AsMethodReference(instruction);
-            return
-                methodRef != null
-                && methodRef.DeclaringType.FullName == this.FullTypeName
-                && (methodRef.Name == "add_" + this.EventName || methodRef.Name == "remove_" + this.EventName);
+            return false;
         }
     }
 }
diff --git a/src/SMAPI/Framework/ModLoading/Finders/FieldFinder.cs b/src/SMAPI/Framework/ModLoading/Finders/FieldFinder.cs
index 2c062243..68415123 100644
--- a/src/SMAPI/Framework/ModLoading/Finders/FieldFinder.cs
+++ b/src/SMAPI/Framework/ModLoading/Finders/FieldFinder.cs
@@ -1,3 +1,5 @@
+using System.Collections.Generic;
+using System.Linq;
 using Mono.Cecil;
 using Mono.Cecil.Cil;
 using StardewModdingAPI.Framework.ModLoading.Framework;
@@ -13,8 +15,8 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         /// <summary>The full type name for which to find references.</summary>
         private readonly string FullTypeName;
 
-        /// <summary>The field name for which to find references.</summary>
-        private readonly string FieldName;
+        /// <summary>The field names for which to find references.</summary>
+        private readonly ISet<string> FieldNames;
 
         /// <summary>The result to return for matching instructions.</summary>
         private readonly InstructionHandleResult Result;
@@ -25,21 +27,37 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         *********/
         /// <summary>Construct an instance.</summary>
         /// <param name="fullTypeName">The full type name for which to find references.</param>
-        /// <param name="fieldName">The field name for which to find references.</param>
+        /// <param name="fieldNames">The field names for which to find references.</param>
         /// <param name="result">The result to return for matching instructions.</param>
-        public FieldFinder(string fullTypeName, string fieldName, InstructionHandleResult result)
-            : base(defaultPhrase: $"{fullTypeName}.{fieldName} field")
+        public FieldFinder(string fullTypeName, string[] fieldNames, InstructionHandleResult result)
+            : base(defaultPhrase: $"{string.Join(", ", fieldNames.Select(p => $"{fullTypeName}.{p}"))} field{(fieldNames.Length != 1 ? "s" : "")}") // default phrase should never be used
         {
             this.FullTypeName = fullTypeName;
-            this.FieldName = fieldName;
+            this.FieldNames = new HashSet<string>(fieldNames);
             this.Result = result;
         }
 
+        /// <summary>Construct an instance.</summary>
+        /// <param name="fullTypeName">The full type name for which to find references.</param>
+        /// <param name="fieldName">The field name for which to find references.</param>
+        /// <param name="result">The result to return for matching instructions.</param>
+        public FieldFinder(string fullTypeName, string fieldName, InstructionHandleResult result)
+            : this(fullTypeName, new[] { fieldName }, result) { }
+
         /// <inheritdoc />
         public override bool Handle(ModuleDefinition module, ILProcessor cil, Instruction instruction)
         {
-            if (!this.Flags.Contains(this.Result) && RewriteHelper.IsFieldReferenceTo(instruction, this.FullTypeName, this.FieldName))
-                this.MarkFlag(this.Result);
+            if (this.FieldNames.Any())
+            {
+                FieldReference fieldRef = RewriteHelper.AsFieldReference(instruction);
+                if (fieldRef != null && fieldRef.DeclaringType.FullName == this.FullTypeName && this.FieldNames.Contains(fieldRef.Name))
+                {
+                    this.FieldNames.Remove(fieldRef.Name);
+
+                    this.MarkFlag(this.Result);
+                    this.Phrases.Add($"{this.FullTypeName}.{fieldRef.Name} field");
+                }
+            }
 
             return false;
         }
diff --git a/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMemberWithUnexpectedTypeFinder.cs b/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMemberWithUnexpectedTypeFinder.cs
index b01a3240..8c1cae2b 100644
--- a/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMemberWithUnexpectedTypeFinder.cs
+++ b/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMemberWithUnexpectedTypeFinder.cs
@@ -14,7 +14,7 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         ** Fields
         *********/
         /// <summary>The assembly names to which to heuristically detect broken references.</summary>
-        private readonly HashSet<string> ValidateReferencesToAssemblies;
+        private readonly ISet<string> ValidateReferencesToAssemblies;
 
 
         /*********
@@ -22,10 +22,10 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         *********/
         /// <summary>Construct an instance.</summary>
         /// <param name="validateReferencesToAssemblies">The assembly names to which to heuristically detect broken references.</param>
-        public ReferenceToMemberWithUnexpectedTypeFinder(string[] validateReferencesToAssemblies)
+        public ReferenceToMemberWithUnexpectedTypeFinder(ISet<string> validateReferencesToAssemblies)
             : base(defaultPhrase: "")
         {
-            this.ValidateReferencesToAssemblies = new HashSet<string>(validateReferencesToAssemblies);
+            this.ValidateReferencesToAssemblies = validateReferencesToAssemblies;
         }
 
         /// <inheritdoc />
diff --git a/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMissingMemberFinder.cs b/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMissingMemberFinder.cs
index b64a255e..d305daf4 100644
--- a/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMissingMemberFinder.cs
+++ b/src/SMAPI/Framework/ModLoading/Finders/ReferenceToMissingMemberFinder.cs
@@ -13,7 +13,7 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         ** Fields
         *********/
         /// <summary>The assembly names to which to heuristically detect broken references.</summary>
-        private readonly HashSet<string> ValidateReferencesToAssemblies;
+        private readonly ISet<string> ValidateReferencesToAssemblies;
 
 
         /*********
@@ -21,10 +21,10 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         *********/
         /// <summary>Construct an instance.</summary>
         /// <param name="validateReferencesToAssemblies">The assembly names to which to heuristically detect broken references.</param>
-        public ReferenceToMissingMemberFinder(string[] validateReferencesToAssemblies)
+        public ReferenceToMissingMemberFinder(ISet<string> validateReferencesToAssemblies)
             : base(defaultPhrase: "")
         {
-            this.ValidateReferencesToAssemblies = new HashSet<string>(validateReferencesToAssemblies);
+            this.ValidateReferencesToAssemblies = validateReferencesToAssemblies;
         }
 
         /// <inheritdoc />
diff --git a/src/SMAPI/Framework/ModLoading/Finders/TypeFinder.cs b/src/SMAPI/Framework/ModLoading/Finders/TypeFinder.cs
index bbd081e8..260a8df8 100644
--- a/src/SMAPI/Framework/ModLoading/Finders/TypeFinder.cs
+++ b/src/SMAPI/Framework/ModLoading/Finders/TypeFinder.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using Mono.Cecil;
 using StardewModdingAPI.Framework.ModLoading.Framework;
 
@@ -10,8 +11,8 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         /*********
         ** Fields
         *********/
-        /// <summary>The full type name to match.</summary>
-        private readonly string FullTypeName;
+        /// <summary>The full type names remaining to match.</summary>
+        private readonly ISet<string> FullTypeNames;
 
         /// <summary>The result to return for matching instructions.</summary>
         private readonly InstructionHandleResult Result;
@@ -24,22 +25,34 @@ namespace StardewModdingAPI.Framework.ModLoading.Finders
         ** Public methods
         *********/
         /// <summary>Construct an instance.</summary>
-        /// <param name="fullTypeName">The full type name to match.</param>
+        /// <param name="fullTypeNames">The full type names to match.</param>
         /// <param name="result">The result to return for matching instructions.</param>
         /// <param name="shouldIgnore">Get whether a matched type should be ignored.</param>
-        public TypeFinder(string fullTypeName, InstructionHandleResult result, Func<TypeReference, bool> shouldIgnore = null)
-            : base(defaultPhrase: $"{fullTypeName} type")
+        public TypeFinder(string[] fullTypeNames, InstructionHandleResult result, Func<TypeReference, bool> shouldIgnore = null)
+            : base(defaultPhrase: $"{string.Join(", ", fullTypeNames)} type{(fullTypeNames.Length != 1 ? "s" : "")}") // default phrase should never be used
         {
-            this.FullTypeName = fullTypeName;
+            this.FullTypeNames = new HashSet<string>(fullTypeNames);
             this.Result = result;
             this.ShouldIgnore = shouldIgnore;
         }
 
+        /// <summary>Construct an instance.</summary>
+        /// <param name="fullTypeName">The full type name to match.</param>
+        /// <param name="result">The result to return for matching instructions.</param>
+        /// <param name="shouldIgnore">Get whether a matched type should be ignored.</param>
+        public TypeFinder(string fullTypeName, InstructionHandleResult result, Func<TypeReference, bool> shouldIgnore = null)
+            : this(new[] { fullTypeName }, result, shouldIgnore) { }
+
         /// <inheritdoc />
         public override bool Handle(ModuleDefinition module, TypeReference type, Action<TypeReference> replaceWith)
         {
-            if (type.FullName == this.FullTypeName && this.ShouldIgnore?.Invoke(type) != true)
+            if (this.FullTypeNames.Contains(type.FullName) && this.ShouldIgnore?.Invoke(type) != true)
+            {
+                this.FullTypeNames.Remove(type.FullName);
+
                 this.MarkFlag(this.Result);
+                this.Phrases.Add($"{type.FullName} type");
+            }
 
             return false;
         }
diff --git a/src/SMAPI/Framework/ModLoading/Framework/BaseInstructionHandler.cs b/src/SMAPI/Framework/ModLoading/Framework/BaseInstructionHandler.cs
index 624113b3..d5d1b38e 100644
--- a/src/SMAPI/Framework/ModLoading/Framework/BaseInstructionHandler.cs
+++ b/src/SMAPI/Framework/ModLoading/Framework/BaseInstructionHandler.cs
@@ -25,6 +25,12 @@ namespace StardewModdingAPI.Framework.ModLoading.Framework
         ** Public methods
         *********/
         /// <inheritdoc />
+        public virtual bool Handle(ModuleDefinition module)
+        {
+            return false;
+        }
+
+        /// <inheritdoc />
         public virtual bool Handle(ModuleDefinition module, TypeReference type, Action<TypeReference> replaceWith)
         {
             return false;
diff --git a/src/SMAPI/Framework/ModLoading/Framework/RecursiveRewriter.cs b/src/SMAPI/Framework/ModLoading/Framework/RecursiveRewriter.cs
index 10f68f0d..4f14a579 100644
--- a/src/SMAPI/Framework/ModLoading/Framework/RecursiveRewriter.cs
+++ b/src/SMAPI/Framework/ModLoading/Framework/RecursiveRewriter.cs
@@ -13,6 +13,11 @@ namespace StardewModdingAPI.Framework.ModLoading.Framework
         /*********
         ** Delegates
         *********/
+        /// <summary>Rewrite a module definition in the assembly code.</summary>
+        /// <param name="module">The current module definition.</param>
+        /// <returns>Returns whether the module was changed.</returns>
+        public delegate bool RewriteModuleDelegate(ModuleDefinition module);
+
         /// <summary>Rewrite a type reference in the assembly code.</summary>
         /// <param name="type">The current type reference.</param>
         /// <param name="replaceWith">Replaces the type reference with the given type.</param>
@@ -32,6 +37,9 @@ namespace StardewModdingAPI.Framework.ModLoading.Framework
         /// <summary>The module to rewrite.</summary>
         public ModuleDefinition Module { get; }
 
+        /// <summary>Handle or rewrite a module definition if needed.</summary>
+        public RewriteModuleDelegate RewriteModuleImpl { get; }
+
         /// <summary>Handle or rewrite a type reference if needed.</summary>
         public RewriteTypeDelegate RewriteTypeImpl { get; }
 
@@ -44,11 +52,13 @@ namespace StardewModdingAPI.Framework.ModLoading.Framework
         *********/
         /// <summary>Construct an instance.</summary>
         /// <param name="module">The module to rewrite.</param>
+        /// <param name="rewriteModule">Handle or rewrite a module if needed.</param>
         /// <param name="rewriteType">Handle or rewrite a type reference if needed.</param>
         /// <param name="rewriteInstruction">Handle or rewrite a CIL instruction if needed.</param>
-        public RecursiveRewriter(ModuleDefinition module, RewriteTypeDelegate rewriteType, RewriteInstructionDelegate rewriteInstruction)
+        public RecursiveRewriter(ModuleDefinition module, RewriteModuleDelegate rewriteModule, RewriteTypeDelegate rewriteType, RewriteInstructionDelegate rewriteInstruction)
         {
             this.Module = module;
+            this.RewriteModuleImpl = rewriteModule;
             this.RewriteTypeImpl = rewriteType;
             this.RewriteInstructionImpl = rewriteInstruction;
         }
@@ -63,6 +73,8 @@ namespace StardewModdingAPI.Framework.ModLoading.Framework
 
             try
             {
+                changed |= this.RewriteModuleImpl(this.Module);
+
                 foreach (var type in types)
                     changed |= this.RewriteTypeDefinition(type);
             }
diff --git a/src/SMAPI/Framework/ModLoading/IInstructionHandler.cs b/src/SMAPI/Framework/ModLoading/IInstructionHandler.cs
index 17c9ba68..d41732f8 100644
--- a/src/SMAPI/Framework/ModLoading/IInstructionHandler.cs
+++ b/src/SMAPI/Framework/ModLoading/IInstructionHandler.cs
@@ -24,6 +24,11 @@ namespace StardewModdingAPI.Framework.ModLoading
         /*********
         ** Methods
         *********/
+        /// <summary>Rewrite a module definition if needed.</summary>
+        /// <param name="module">The assembly module.</param>
+        /// <returns>Returns whether the module was changed.</returns>
+        bool Handle(ModuleDefinition module);
+
         /// <summary>Rewrite a type reference if needed.</summary>
         /// <param name="module">The assembly module containing the instruction.</param>
         /// <param name="type">The type definition to handle.</param>
diff --git a/src/SMAPI/Framework/ModLoading/ModMetadata.cs b/src/SMAPI/Framework/ModLoading/ModMetadata.cs
index 0ace084f..9e6bc61f 100644
--- a/src/SMAPI/Framework/ModLoading/ModMetadata.cs
+++ b/src/SMAPI/Framework/ModLoading/ModMetadata.cs
@@ -83,6 +83,9 @@ namespace StardewModdingAPI.Framework.ModLoading
         /// <inheritdoc />
         public bool IsContentPack => this.Manifest?.ContentPackFor != null;
 
+        /// <summary>The fake content packs created by this mod, if any.</summary>
+        public ISet<WeakReference<ContentPack>> FakeContentPacks { get; } = new HashSet<WeakReference<ContentPack>>();
+
 
         /*********
         ** Public methods
@@ -244,6 +247,21 @@ namespace StardewModdingAPI.Framework.ModLoading
             return Path.Combine(rootFolderName, this.RelativeDirectoryPath);
         }
 
+        /// <summary>Get the currently live fake content packs created by this mod.</summary>
+        public IEnumerable<ContentPack> GetFakeContentPacks()
+        {
+            foreach (var reference in this.FakeContentPacks.ToArray())
+            {
+                if (!reference.TryGetTarget(out ContentPack pack))
+                {
+                    this.FakeContentPacks.Remove(reference);
+                    continue;
+                }
+
+                yield return pack;
+            }
+        }
+
 
         /*********
         ** Private methods
diff --git a/src/SMAPI/Framework/ModLoading/ModResolver.cs b/src/SMAPI/Framework/ModLoading/ModResolver.cs
index 2f506571..4b05d1e5 100644
--- a/src/SMAPI/Framework/ModLoading/ModResolver.cs
+++ b/