Add additional checks for android. Check if user id 0 can execute su, different which paths and check installs

android/src/main/java/com/gantix/JailMonkey/Rooted/GreaterThan23.java

@@ -8,7 +8,7 @@ public class GreaterThan23 implements CheckApiVersion {
 
     @Override
     public boolean checkRooted() {
-        return checkRootMethod1() || checkRootMethod2();
+        return checkRootMethod1() || checkRootMethod2() || checkUserIdAndExecuteSu() || checkFolderAccess() || checkInstalls();
     }
 
     private boolean checkRootMethod1() {
@@ -31,7 +31,16 @@ private boolean checkRootMethod1() {
     private boolean checkRootMethod2() {
         Process process = null;
         try {
-            process = Runtime.getRuntime().exec(new String[] { "/system/xbin/which", "su" });
+            final String whichPathOld = "system/xbin/which";
+            final String whichPathNew = "system/bin/which";
+
+            if (new File(whichPathOld).exists()) {
+                process = Runtime.getRuntime().exec(new String[]{whichPathOld, "su"});
+            } else if (new File(whichPathNew).exists()) {
+                process = Runtime.getRuntime().exec(new String[]{whichPathNew, "su"});
+            } else {
+                process = Runtime.getRuntime().exec(new String[]{"which", "su"});
+            }
             BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
             if (in.readLine() != null) return true;
             return false;
@@ -41,4 +50,62 @@ private boolean checkRootMethod2() {
             if (process != null) process.destroy();
         }
     }
+
+    private boolean checkUserIdAndExecuteSu() {
+        Process process = null;
+
+        try {
+            process = Runtime.getRuntime().exec("id");
+            BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
+            if (in.readLine().contains("uid=0")) return true;
+
+            // Android Will throw exception if permission denied when user try to invoke Su
+            process = Runtime.getRuntime().exec("su");
+            return true;
+        } catch (Throwable t) {
+            return false;
+        } finally {
+            if (process != null) process.destroy();
+        }
+    }
+
+    private boolean checkFolderAccess() {
+        String[] paths = {"/data"};
+        for (String path : paths) {
+            if (new File(path).canRead()) return true;
+        }
+        return false;
+    }
+
+    private boolean checkInstalls() {
+        Process process = null;
+        String[] installs = {
+                "magisk",
+                "com.noshufou.androd.au",
+                "com.thirdparty.superuser",
+                "eu.chainfire.supersu",
+                "com.koushikdutta.superuser",
+                "com.zachspong.temprootromovejb",
+                "com.ramdroid.appquarantine",
+                "com.devadvance.rootcloak",
+                "com.devadvance.rootcloakplus",
+        };
+
+        try {
+            process = Runtime.getRuntime().exec("pm list packages");
+            BufferedReader in = new BufferedReader(new InputStreamReader(process.getInputStream()));
+            String line = in.readLine();
+            while (line != null) {
+                for (String keyWord : installs) {
+                    if (line.contains(keyWord)) {
+                        return true;
+                    }
+                }
+                line = in.readLine();
+            }
+        } catch (Throwable e) {
+            return false;
+        }
+        return false;
+    }
 }