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package com.example.mylauncher;
import android.content.Context;
import android.net.wifi.WifiManager;
import android.widget.Toast;
import android.util.Log;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.io.BufferedReader;
import android.net.wifi.ScanResult;
import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;
public class WifiConnectionManager {
private static final String TAG = "WifiConnectionManager";
private final Context context;
private final MainActivity activity;
private final WifiManager wifiManager;
public WifiConnectionManager(Context context, MainActivity activity) {
this.context = context;
this.activity = activity;
this.wifiManager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
}
public List<String> getKnownNetworks() {
try {
Log.d(TAG, "Getting list of known networks...");
String result = executeCommandWithOutput("cmd wifi list-networks");
Log.d(TAG, "Raw output from list-networks command: " + result);
List<String> knownNetworks = new ArrayList<>();
String[] lines = result.split("\n");
for (String line : lines) {
Log.d(TAG, "Processing line: '" + line + "'");
if (!line.trim().isEmpty() && !line.contains("Network") && !line.contains("Error:")) {
String[] parts = line.trim().split("\\s+");
if (parts.length >= 2) {
String networkName = parts[1];
Log.d(TAG, "Found network name: " + networkName);
if (!knownNetworks.contains(networkName)) {
knownNetworks.add(networkName);
}
}
}
}
Log.d(TAG, "Final list of known networks: " + knownNetworks);
return knownNetworks;
} catch (Exception e) {
Log.e(TAG, "Error getting known networks", e);
return new ArrayList<>();
}
}
public void connectToWifi(final String ssid, boolean isKnown) {
try {
Log.d(TAG, "Starting WiFi connection process for: " + ssid + " (Known: " + isKnown + ")");
String wifiState = executeCommandWithOutput("cmd wifi status");
Log.d(TAG, "Current WiFi state: " + wifiState);
executeCommand("svc wifi enable");
Thread.sleep(2000);
if (!isKnown) {
boolean isSecured = false;
for (ScanResult result : wifiManager.getScanResults()) {
if (result.SSID.equals(ssid)) {
isSecured = result.capabilities != null &&
(result.capabilities.contains("WEP") ||
result.capabilities.contains("PSK") ||
result.capabilities.contains("EAP"));
Log.d(TAG, "Network " + ssid + " security: " + result.capabilities);
break;
}
}
if (isSecured) {
Log.d(TAG, "Network is secured, prompting for password");
activity.runOnUiThread(() -> {
activity.promptForPassword(ssid);
});
return;
}
}
String result = executeCommandWithOutput(
String.format("cmd wifi connect-network %s", ssid)
);
Log.d(TAG, "Connect result: " + result);
Thread.sleep(2000);
String finalState = executeCommandWithOutput("cmd wifi status");
Log.d(TAG, "Final state: " + finalState);
activity.runOnUiThread(() ->
Toast.makeText(context, "Connection attempt completed for " + ssid,
Toast.LENGTH_SHORT).show()
);
} catch (Exception e) {
Log.e(TAG, "Error in connectToWifi", e);
activity.runOnUiThread(() -> {
Toast.makeText(context, "Error: " + e.getMessage(), Toast.LENGTH_SHORT).show();
});
}
}
public void connectToNetwork(String ssid, String password) {
try {
Log.d(TAG, "Attempting to connect to secured network: " + ssid);
String connectCommand = String.format("cmd wifi connect-network %s wpa2 %s", ssid, password);
String result = executeCommandWithOutput(connectCommand);
Log.d(TAG, "Connect command result: " + result);
Thread.sleep(2000);
String finalState = executeCommandWithOutput("cmd wifi status");
Log.d(TAG, "Final state after secured connection: " + finalState);
activity.runOnUiThread(() ->
Toast.makeText(context, "Connection attempt completed for " + ssid,
Toast.LENGTH_SHORT).show()
);
} catch (Exception e) {
Log.e(TAG, "Error in connectToNetwork", e);
activity.runOnUiThread(() -> {
Toast.makeText(context, "Error: " + e.getMessage(), Toast.LENGTH_SHORT).show();
});
}
}
private void executeCommand(String command) throws Exception {
Process process = Runtime.getRuntime().exec("su");
DataOutputStream os = new DataOutputStream(process.getOutputStream());
os.writeBytes(command + "\n");
os.writeBytes("exit\n");
os.flush();
process.waitFor();
}
private String executeCommandWithOutput(String command) throws Exception {
Process process = Runtime.getRuntime().exec("su");
DataOutputStream os = new DataOutputStream(process.getOutputStream());
os.writeBytes(command + "\n");
os.writeBytes("exit\n");
os.flush();
BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
StringBuilder output = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
output.append(line).append("\n");
}
reader = new BufferedReader(new InputStreamReader(process.getErrorStream()));
while ((line = reader.readLine()) != null) {
output.append("Error: ").append(line).append("\n");
}
process.waitFor();
return output.toString();
}
}
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