Added support for SVR.JS 2.x and 3.x mods.

package-lock.json

@@ -8,7 +8,9 @@
       "name": "svrjs-build",
       "version": "0.0.0",
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+        "formidable": "^2.1.2",
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@@ -2167,6 +2169,11 @@
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+        "function-bind": "^1.1.2",
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+        "set-function-length": "^1.2.1"
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+      "funding": {
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@@ -2523,6 +2548,14 @@
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@@ -2732,6 +2765,22 @@
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+        "es-errors": "^1.3.0",
+        "gopd": "^1.0.1"
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+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
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     "node_modules/detect-newline": {
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@@ -2741,6 +2790,15 @@
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@@ -2816,6 +2874,25 @@
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@@ -3376,6 +3453,20 @@
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       }
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+        "url": "https://ko-fi.com/tunnckoCore/commissions"
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@@ -3390,6 +3481,33 @@
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+      "resolved": "https://registry.npmjs.org/minipass/-/minipass-3.3.6.tgz",
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+      "dependencies": {
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@@ -3437,6 +3554,24 @@
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+        "has-symbols": "^1.0.3",
+        "hasown": "^2.0.0"
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+      "funding": {
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@@ -3523,6 +3658,17 @@
         "url": "https://github.com/sponsors/sindresorhus"
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@@ -3538,11 +3684,43 @@
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@@ -3550,6 +3728,14 @@
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@@ -4762,6 +4948,45 @@
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@@ -4807,11 +5032,21 @@
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@@ -5193,6 +5428,20 @@
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@@ -5410,6 +5659,22 @@
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@@ -5431,6 +5696,23 @@
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@@ -5658,6 +5940,22 @@
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@@ -5669,6 +5967,19 @@
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+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
+    },
     "node_modules/test-exclude": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-6.0.0.tgz",
@@ -5935,8 +6246,7 @@
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
-      "dev": true
     },
     "node_modules/write-file-atomic": {
       "version": "4.0.2",

package.json

@@ -25,6 +25,8 @@
     "prettier": "^3.3.3"
   },
   "dependencies": {
-    "mime-types": "^2.1.35"
+    "formidable": "^2.1.2",
+    "mime-types": "^2.1.35",
+    "tar": "^6.2.1"
   }
 }

src/index.js

@@ -12,6 +12,15 @@ try {
   // Don't use inspector
 }
 
+let tar = {};
+try {
+  tar = require("tar");
+} catch (err) {
+  tar = {
+    _errored: err,
+  };
+}
+
 process.dirname = __dirname;
 process.filename = __filename;
 
@@ -121,6 +130,7 @@ if (!fs.existsSync(process.dirname + "/temp"))
   fs.mkdirSync(process.dirname + "/temp");
 
 const cluster = require("./utils/clusterBunShim.js"); // Cluster module with shim for Bun
+const legacyModWrapper = require("./utils/legacyModWrapper.js");
 //const generateErrorStack = require("./utils/generateErrorStack.js");
 //const serverHTTPErrorDescs = require("../res/httpErrorDescriptions.js");
 //const getOS = require("./utils/getOS.js");
@@ -316,11 +326,79 @@ if (!disableMods) {
           });
         }
       } else {
-        // TODO: implement SVR.JS 2.x and 3.x mod (.tar.gz extension) support
+        try {
-        modLoadingErrors.push({
+          // Define the modloader folder name
-          error: new Error("This mod is unsupported by " + name + "."),
+          let modloaderFolderName = "modloader";
-          modName: modFileRaw,
+          if (cluster.isPrimary === false) {
-        });
+            // If not the master process, create a unique modloader folder name for each worker
+            modloaderFolderName =
+              ".modloader_w" + Math.floor(Math.random() * 65536);
+          }
+
+          // Determine if the mod file is a ".tar.gz" file or not
+          if (modFile.indexOf(".tar.gz") == modFile.length - 7) {
+            // If it's a ".tar.gz" file, extract its contents using `tar`
+            if (tar._errored) throw tar._errored;
+            tar.x({
+              file: modFile,
+              sync: true,
+              C:
+                process.dirname +
+                "/temp/" +
+                modloaderFolderName +
+                "/" +
+                modFileRaw,
+            });
+          } else {
+            // If it's not a ".tar.gz" file, throw an error about `svrmodpack` support being dropped
+            throw new Error(
+              "This version of " +
+                name +
+                ' no longer supports "svrmodpack" library for SVR.JS mods. Please consider using newer mods with .tar.gz format.',
+            );
+          }
+
+          // Add the mod to the mods list
+          mods.push(
+            legacyModWrapper(
+              require(
+                process.dirname +
+                  "/temp/" +
+                  modloaderFolderName +
+                  "/" +
+                  modFileRaw +
+                  "/index.js",
+              ),
+            ),
+          );
+
+          // Read the mod's info file
+          try {
+            modInfos.push(
+              JSON.parse(
+                fs.readFileSync(
+                  process.dirname +
+                    "/temp/" +
+                    modloaderFolderName +
+                    "/" +
+                    modFileRaw +
+                    "/mod.info",
+                ),
+              ),
+            );
+          } catch (err) {
+            // If failed to read info file, add a placeholder entry to modInfos with an error message
+            modInfos.push({
+              name: "Unknown mod (" + modFileRaw + ";" + err.message + ")",
+              version: "ERROR",
+            });
+          }
+        } catch (err) {
+          modLoadingErrors.push({
+            error: err,
+            modName: modFileRaw,
+          });
+        }
       }
     }
   });

src/utils/legacyModWrapper.js

@@ -0,0 +1,104 @@
+const parseURL = require("../utils/urlParserLegacy.js");
+let formidable = undefined;
+try {
+  formidable = require("formidable");
+} catch (err) {
+  formidable = {
+    _errored: err,
+  };
+}
+
+const legacyParsedURLSymbol = Symbol("legacyParsedURL");
+
+module.exports = (legacyMod) => {
+  const legacyModHandler = new legacyMod();
+
+  let middleware = (req, res, logFacilities, config, next) => {
+    if (!req[legacyParsedURLSymbol])
+      req[legacyParsedURLSymbol] = parseURL(req.url);
+
+    let ext = req[legacyParsedURLSymbol].pathname.match(/[^\/]\.([^.]+)$/);
+    if (!ext) ext = "";
+
+    // Function to parse incoming POST data from the request
+    const parsePostData = (options, callback) => {
+      // If the request method is not POST, return a 405 Method Not Allowed error
+      if (req.method != "POST") {
+        // Get the default custom headers and add "Allow" header with value "POST"
+        var customHeaders = getCustomHeaders();
+        customHeaders["Allow"] = "POST";
+
+        // Call the server error function with 405 status code and custom headers
+        callServerError(405, customHeaders);
+        return;
+      }
+
+      // Set formidableOptions to options, if provided; otherwise, set it to an empty object
+      var formidableOptions = options ? options : {};
+
+      // If no callback is provided, set the callback to options and reset formidableOptions
+      if (!callback) {
+        callback = options;
+        formidableOptions = {};
+      }
+
+      // If the formidable module had an error, call the server error function with 500 status code and error stack
+      if (formidable._errored) callServerError(500, formidable._errored);
+
+      // Create a new formidable form
+      var form = formidable(formidableOptions);
+
+      // Parse the request and process the fields and files
+      form.parse(req, function (err, fields, files) {
+        // If there was an error, call the server error function with status code determined by error
+        if (err) {
+          if (err.httpCode) callServerError(err.httpCode);
+          else callServerError(400);
+          return;
+        }
+        // Otherwise, call the provided callback function with the parsed fields and files
+        callback(fields, files);
+      });
+    };
+
+    legacyModHandler.callback(
+      req, // req
+      res, // res
+      logFacilities, // serverconsole
+      res.responseEnd, // responseEnd
+      req[legacyParsedURLSymbol].pathname, // href
+      ext, // ext
+      req[legacyParsedURLSymbol], // uobject
+      req[legacyParsedURLSymbol].search, // search
+      "index.html", // defaultpage
+      config.users, // users
+      config.page404, // page404
+      res.head, // head
+      res.foot, // foot
+      "", // fd
+      next, // elseCallback
+      config, // configJSON
+      res.error, // callServerError
+      config.getCustomHeaders, // getCustomHeaders
+      req.originalParsedURL.pathname, // origHref
+      res.redirect, // redirect
+      parsePostData, // parsePostData
+      req.authUser, // authUser
+    );
+  };
+
+  if (legacyModHandler.proxyCallback) {
+    middleware.proxy = (req, socket, head, logFacilities, config, next) => {
+      legacyModHandler.proxyCallback(
+        req, // req
+        socket, // socket
+        head, // head
+        config, // configJSON
+        logFacilities, // serverconsole
+        next, // elseCallback
+      );
+    };
+  }
+
+  return middleware;
+};