Add patch files

Patch/gadget.config

@@ -0,0 +1,9 @@
+{
+	"interaction": {
+		"type": "script",
+		"path": "universal_redirect.js",
+		"parameters": {
+			"redirectHost": "http://127.0.0.1:8888"
+		}
+	}
+}

Patch/universal_redirect.js

@@ -0,0 +1,129 @@
+// entry point
+function main(stage, parameters) {
+	if (!parameters.redirectHost) {
+		console.log("redirectHost parameter not specified!\nEdit your gadget.config and specify redirectHost in \"parameters\" section.");
+		return;
+	}
+	
+	// Redirect http requests
+	const UnityWebRequestSetUrlPtr = Helpers.FindMethodImpl("UnityEngine.UnityWebRequestModule.dll", "UnityEngine.Networking", "UnityWebRequest", "set_url", 1);
+	const UriCtorPtr = Helpers.FindMethodImpl("System.dll", "System", "Uri", ".ctor", 1);
+	
+	console.log("Found UnityWebRequest::set_url at " + UnityWebRequestSetUrlPtr);
+	console.log("Found Uri::ctor at " + UriCtorPtr);
+	
+	RedirectCallback.targetHost = parameters.redirectHost;
+	Interceptor.attach(UnityWebRequestSetUrlPtr, RedirectCallback);
+	Interceptor.attach(UriCtorPtr, RedirectCallback);
+
+	console.log("Attached successfully, will redirect all requests to: " + parameters.redirectHost);
+	
+	CensorshipPatch.init();
+	
+	// Hook ZFGameBrowser to redirect in-game WebView
+	const BrowserLoadURL = Helpers.FindMethodImpl("ZFBrowser.dll", "ZenFulcrum.EmbeddedBrowser", "Browser", "LoadURL", 2);
+	
+	if (BrowserLoadURL) {
+		Interceptor.attach(BrowserLoadURL, {
+			onEnter(args) {
+				var requestUrl = args[1].readCSharpString();
+				var prefix = requestUrl.split('/', 3).join('/');
+				args[1] = Il2cppApiWrap.AllocateString(requestUrl.replace(prefix, parameters.redirectHost));
+				
+				console.log("EmbeddedBrowser redirected: " + args[1].readCSharpString());
+			}
+		});
+		
+		console.log("Successfully hooked EmbeddedBrowser");
+	}
+	else {
+		console.log("zfbrowser not found");
+	}
+}
+
+const CensorshipPatch = {
+	init() {
+		const OnTriggerCameraElevationDitherPtr = Helpers.FindMethodImpl("Assembly-CSharp.dll", "RPG.Client", "AdventurePhase", "_OnTriggerCameraElevationDither", 1);
+		Memory.protect(OnTriggerCameraElevationDitherPtr, 1, "rwx");
+		OnTriggerCameraElevationDitherPtr.writeU8(0xC3); // RET
+		
+		console.log("OnTriggerCameraElevationDither patched successfully, gameplay quality increased by 200%");
+	}
+}
+
+const RedirectCallback = {
+	onEnter(args) {
+		var requestUrl = args[1].readCSharpString();
+		if (requestUrl.startsWith("http://") || requestUrl.startsWith("https://")) {
+			if (requestUrl.includes(RedirectCallback.targetHost)) return; // already redirected
+			var prefix = requestUrl.split('/', 3).join('/');
+			args[1] = Il2cppApiWrap.AllocateString(requestUrl.replace(prefix, RedirectCallback.targetHost));
+			
+			console.log("redirected: " + args[1].readCSharpString());
+		}
+	}
+};
+
+const Helpers = {
+	FindMethodImpl(moduleName, namespace, className, methodName, argCount) {
+		const module = Il2cppApiWrap.GetImageByName(moduleName);
+		if (module.equals(ptr(0))) return null;
+		
+		const il2cppClass = Il2cppApiWrap.GetClassByName(module, namespace, className);
+		if (il2cppClass.equals(ptr(0))) return null;
+		
+		const il2cppMethod = Il2cppApiWrap.GetClassMethodByName(il2cppClass, methodName, argCount);
+		if (il2cppMethod.equals(ptr(0))) return null;
+		
+		return il2cppMethod.readPointer();
+	}
+}
+
+const Il2cppApiWrap = {
+	AllocateString(value) {
+		const pValue = Memory.allocUtf16String(value);
+		
+		return this.CallApiFunction('il2cpp_string_new_utf16', 'pointer', ['pointer', 'int'], [pValue, value.length]);
+	},
+	GetClassMethodByName(il2cppClass, name, argsCount) {
+		const pName = Memory.allocUtf8String(name);
+		
+		return this.CallApiFunction('il2cpp_class_get_method_from_name', 'pointer', ['pointer', 'pointer', 'int'], [il2cppClass, pName, argsCount]);
+	},
+	GetClassByName(il2cppImage, namespace, name) {
+		const pNamespace = Memory.allocUtf8String(namespace);
+		const pName = Memory.allocUtf8String(name);
+		
+		return this.CallApiFunction('il2cpp_class_from_name', 'pointer', ['pointer', 'pointer', 'pointer'], [il2cppImage, pNamespace, pName]);
+	},
+	GetImageByName(name) {
+		const domain = this.CallApiFunction('il2cpp_domain_get', 'pointer', [], []);
+		
+		const sizeOut = Memory.alloc(8);
+		const assemblies = this.CallApiFunction('il2cpp_domain_get_assemblies', 'pointer', ['pointer', 'pointer'], [domain, sizeOut]);
+		
+		const size = sizeOut.readU64();
+		for (var i = 0; i < size; i++) {
+			const assembly = assemblies.add(i * 8).readPointer();
+			const il2cppImage = this.CallApiFunction('il2cpp_assembly_get_image', 'pointer', ['pointer'], [assembly]);
+			
+			const imageName = this.CallApiFunction('il2cpp_image_get_name', 'pointer', ['pointer'], [il2cppImage]);
+			if (imageName.readUtf8String() == name) {
+				return il2cppImage;
+			}
+		}
+		
+		return null;
+	},
+	CallApiFunction(name, rettype, argTypes, args) {
+		const nativeFunction = new NativeFunction(Module.findExportByName(null, name), rettype, argTypes);
+		return nativeFunction.apply(nativeFunction, args);
+	}
+}
+
+NativePointer.prototype.readCSharpString = function() {
+    var length = this.add(16).readInt();
+    return this.add(20).readUtf16String(length);
+}
+
+rpc.exports.init = main;