Alpine Linux Backend (#1401)

* feat. add all required native libs

* feat. added helper functions

* downgrade cordova version

* feat. added support for x64

* first working implementation

* add missing config

* downgrade cordova version

* fix. internet

* improvements

* fixed stuff

* fix. filesDir not defined

* feat. handle fdroid flavor

* feat. handle fdroid flavor

* fix. stopAxs not working

* fix. foxed stopAxs() and isAxsRunning()

* set home directory

* feat: add "Terminal Home" in acode file browser

Added " Terminal Home " in storage list in acode built in file browser for easy access of terminal files and workflow

* use correct keyboard for process id

* feat. added jsDoc for Terminal api

---------

Co-authored-by: Raunak Raj <71929976+bajrangCoder@users.noreply.github.com>

Author: RohitKushvaha01

biome.json

@@ -34,7 +34,13 @@
 		"globals": ["Global1"]
 	},
 	"files": {
-		"include": ["src/**/*", "utils/**/*.js", "www/**/*.js", "www/res/**/*.css"],
+		"include": [
+			"src/**/*",
+			"utils/**/*.js",
+			"www/**/*.js",
+			"www/res/**/*.css",
+			"src/plugins/terminal"
+		],
 		"ignore": [
 			"ace-builds",
 			"www/js/**/*.js",

hooks/post-process.js

@@ -1,6 +1,7 @@
 /* eslint-disable no-console */
 const path = require('path');
 const fs = require('fs');
+const { execSync } = require('child_process');
 
 const buildFilePath = path.resolve(__dirname, '../build.json');
 const copyToPath = path.resolve(__dirname, '../platforms/android/build.json');
@@ -28,6 +29,35 @@ deleteDirRecursively(resPath, [
   'xml',
 ]);
 copyDirRecursively(localResPath, resPath);
+enableLegacyJni()
+
+
+function enableLegacyJni() {
+  const prefix = execSync('npm prefix').toString().trim();
+  const gradleFile = path.join(prefix, 'platforms/android/app/build.gradle');
+
+  if (!fs.existsSync(gradleFile)) return;
+
+  let content = fs.readFileSync(gradleFile, 'utf-8');
+  // Check for correct block to avoid duplicate insertion
+  if (content.includes('useLegacyPackaging = true')) return;
+
+  // Inject under android block with correct Groovy syntax
+  content = content.replace(/android\s*{/, match => {
+    return (
+      match +
+      `
+    packagingOptions {
+        jniLibs {
+            useLegacyPackaging = true
+        }
+    }`
+    );
+  });
+
+  fs.writeFileSync(gradleFile, content, 'utf-8');
+  console.log('[Cordova Hook] ✅ Enabled legacy JNI packaging');
+}
 
 /**
  * Copy directory recursively

package-lock.json

@@ -31,13 +31,13 @@
       "cordova-plugin-sdcard": {},
       "cordova-plugin-browser": {},
       "cordova-plugin-iap": {},
-      "cordova-plugin-system": {},
       "cordova-plugin-advanced-http": {
         "ANDROIDBLACKLISTSECURESOCKETPROTOCOLS": "SSLv3,TLSv1"
       },
       "cordova-plugin-websocket": {},
-      "com.foxdebug.acode.rk.exec.terminal": {},
-      "cordova-plugin-buildinfo": {}
+      "cordova-plugin-buildinfo": {},
+      "cordova-plugin-system": {},
+      "com.foxdebug.acode.rk.exec.terminal": {}
     },
     "platforms": [
       "android"
@@ -88,6 +88,7 @@
     "sass": "^1.77.2",
     "sass-loader": "^14.2.1",
     "style-loader": "^4.0.0",
+    "terminal": "^0.1.4",
     "webpack": "^5.94.0",
     "webpack-cli": "^5.1.4"
   },

package.json

@@ -47,7 +47,8 @@ export default async function checkFiles() {
 	 * @returns {Promise<void>}
 	 */
 	async function checkFile(file) {
-		if (file.isUnsaved || !file.loaded || file.loading) return;
+		if (file === undefined || file.isUnsaved || !file.loaded || file.loading)
+			return;
 
 		if (file.uri) {
 			const fs = fsOperation(file.uri);

src/lib/checkFiles.js

@@ -54,7 +54,6 @@ import NotificationManager from "lib/notificationManager";
 import { addedFolder } from "lib/openFolder";
 import { getEncoding, initEncodings } from "utils/encodings";
 import auth, { loginEvents } from "./auth";
-import constants from "./constants";
 
 const previousVersionCode = Number.parseInt(localStorage.versionCode, 10);
 

src/lib/main.js

@@ -1033,6 +1033,33 @@ function FileBrowserInclude(mode, info, doesOpenLast = true) {
 				);
 			}
 
+			// Check for Terminal Home Directory storage
+			try {
+				const isTerminalInstalled = await Terminal.isInstalled();
+				if (typeof Terminal !== "undefined" && isTerminalInstalled) {
+					const isTerminalSupported = await Terminal.isSupported();
+
+					if (isTerminalSupported && isTerminalInstalled) {
+						const terminalHomeUrl = cordova.file.dataDirectory + "alpine/home";
+
+						// Check if this storage is not already in the list
+						const terminalStorageExists = allStorages.find(
+							(storage) =>
+								storage.uuid === "terminal-home" ||
+								storage.url === terminalHomeUrl,
+						);
+
+						if (!terminalStorageExists) {
+							util.pushFolder(allStorages, "Terminal Home", terminalHomeUrl, {
+								uuid: "terminal-home",
+							});
+						}
+					}
+				}
+			} catch (error) {
+				console.error("Error checking Terminal installation:", error);
+			}
+
 			try {
 				const res = await externalFs.listStorages();
 				res.forEach((storage) => {

src/pages/fileBrowser/fileBrowser.js

@@ -1,5 +1,10 @@
 package com.foxdebug.system;
 
+
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+import java.io.IOException;
 import android.app.Activity;
 import android.app.PendingIntent;
 import android.content.ClipData;
@@ -47,6 +52,10 @@
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
+import java.nio.file.Files;
+import java.nio.file.LinkOption;
+import java.nio.file.Path;
+
 
 public class System extends CordovaPlugin {
 
@@ -156,6 +165,66 @@ public void run() {
             }
           );
         return true;
+      case "fileExists":
+                callbackContext.success(fileExists(args.getString(0),args.getString(1)) ? 1 : 0);
+                return true;
+
+            case "createSymlink":
+                boolean success = createSymlink(args.getString(0), args.getString(1));
+                callbackContext.success(success ? 1 : 0);
+                return true;
+
+            case "getNativeLibraryPath":
+                callbackContext.success(getNativeLibraryPath());
+                return true;
+
+            case "getFilesDir":
+                callbackContext.success(getFilesDir());
+                return true;
+
+            case "getParentPath":
+                callbackContext.success(getParentPath(args.getString(0)));
+                return true;
+
+            case "listChildren":
+                callbackContext.success(listChildren(args.getString(0)));
+                return true;
+            case "writeText": {
+    try {
+        String filePath = args.getString(0);
+        String content = args.getString(1);
+
+        Files.write(Paths.get(filePath),
+                    Collections.singleton(content),
+                    StandardOpenOption.CREATE,
+                    StandardOpenOption.TRUNCATE_EXISTING);
+
+        callbackContext.success("File written successfully");
+    } catch (Exception e) {
+        callbackContext.error("Failed to write file: " + e.getMessage());
+    }
+    return true;
+}
+
+            case "getArch":
+                String arch;
+
+            if (android.os.Build.VERSION.SDK_INT >= 21) {
+                arch = android.os.Build.SUPPORTED_ABIS[0];
+            } else {
+                arch = android.os.Build.CPU_ABI;
+            }
+
+            callbackContext.success(arch);
+            return true;
+             case "mkdirs":
+                File file = new File(args.getString(0));
+                if(file.mkdirs()){
+                  callbackContext.success();
+                }else{
+                  callbackContext.error("mkdirs failed");
+                }
+                return true;
       default:
         return false;
     }
@@ -399,6 +468,59 @@ private void hasPermission(String permission, CallbackContext callback) {
     callback.error("No permission passed to check.");
   }
 
+  public boolean fileExists(String path, String countSymlinks) {
+    Path p = new File(path).toPath();
+    try {
+        if (Boolean.parseBoolean(countSymlinks)) {
+            // This will return true even for broken symlinks
+            return Files.exists(p, LinkOption.NOFOLLOW_LINKS);
+        } else {
+            // Check target file, not symlink itself
+            return Files.exists(p) && !Files.isSymbolicLink(p);
+        }
+    } catch (Exception e) {
+        return false;
+    }
+}
+
+   public boolean createSymlink(String target, String linkPath) {
+        try {
+            Process process = Runtime.getRuntime().exec(new String[]{"ln", "-s", target, linkPath});
+            return process.waitFor() == 0;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+   public String getNativeLibraryPath() {
+        ApplicationInfo appInfo = context.getApplicationInfo();
+        return appInfo.nativeLibraryDir;
+    }
+
+    public String getFilesDir() {
+        return context.getFilesDir().getAbsolutePath();
+    }
+
+   public String getParentPath(String path) {
+        File file = new File(path);
+        File parent = file.getParentFile();
+        return parent != null ? parent.getAbsolutePath() : null;
+    }
+
+    public JSONArray listChildren(String path) throws JSONException {
+        File dir = new File(path);
+        JSONArray result = new JSONArray();
+        if (dir.exists() && dir.isDirectory()) {
+            File[] files = dir.listFiles();
+            if (files != null) {
+                for (File file : files) {
+                    result.put(file.getAbsolutePath());
+                }
+            }
+        }
+        return result;
+    }
+
   public void onRequestPermissionResult(
     int code,
     String[] permissions,

src/plugins/system/android/com/foxdebug/system/System.java

@@ -1,4 +1,37 @@
 module.exports = {
+  fileExists: function (path,countSymlinks, success, error) {
+      cordova.exec(success, error, 'System', 'fileExists', [path,String(countSymlinks)]);
+    },
+  
+    createSymlink: function (target, linkPath, success, error) {
+      cordova.exec(success, error, 'System', 'createSymlink', [target, linkPath]);
+    },
+    writeText: function (path, content, success, error) {
+      cordova.exec(success, error, 'System', 'writeText', [path, content]);
+    },
+  
+    getNativeLibraryPath: function (success, error) {
+      cordova.exec(success, error, 'System', 'getNativeLibraryPath', []);
+    },
+  
+    getFilesDir: function (success, error) {
+      cordova.exec(success, error, 'System', 'getFilesDir', []);
+    },
+  
+    getParentPath: function (path, success, error) {
+      cordova.exec(success, error, 'System', 'getParentPath', [path]);
+    },
+  
+    listChildren: function (path, success, error) {
+      cordova.exec(success, error, 'System', 'listChildren', [path]);
+    },
+    mkdirs: function (path, success, error) {
+      cordova.exec(success, error, 'System', 'mkdirs', [path]);
+    },
+    getArch: function (success, error) {
+      cordova.exec(success, error, 'System', 'getArch', []);
+    },
+
   clearCache: function (success, fail) {
     return cordova.exec(success, fail, "System", "clearCache", []);
   },