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package com.termux.api.apis;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.location.LocationManager;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.text.TextUtils;
import android.text.format.Formatter;
import android.util.JsonWriter;
import com.termux.api.TermuxApiReceiver;
import com.termux.api.util.ResultReturner;
import com.termux.shared.logger.Logger;
import java.util.List;
public class WifiAPI {
private static final String LOG_TAG = "WifiAPI";
public static void onReceiveWifiConnectionInfo(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
Logger.logDebug(LOG_TAG, "onReceiveWifiConnectionInfo");
ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
@SuppressLint("HardwareIds")
@Override
public void writeJson(JsonWriter out) throws Exception {
WifiManager manager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
WifiInfo info = manager.getConnectionInfo();
out.beginObject();
if (info == null) {
out.name("API_ERROR").value("No current connection");
} else {
out.name("bssid").value(info.getBSSID());
out.name("frequency_mhz").value(info.getFrequency());
//noinspection deprecation - formatIpAddress is deprecated, but we only have a ipv4 address here:
out.name("ip").value(Formatter.formatIpAddress(info.getIpAddress()));
out.name("link_speed_mbps").value(info.getLinkSpeed());
out.name("mac_address").value(info.getMacAddress());
out.name("network_id").value(info.getNetworkId());
out.name("rssi").value(info.getRssi());
out.name("ssid").value(info.getSSID().replaceAll("\"", ""));
out.name("ssid_hidden").value(info.getHiddenSSID());
out.name("supplicant_state").value(info.getSupplicantState().toString());
}
out.endObject();
}
});
}
static boolean isLocationEnabled(Context context) {
LocationManager lm = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
return lm.isProviderEnabled(LocationManager.GPS_PROVIDER);
}
public static void onReceiveWifiScanInfo(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
Logger.logDebug(LOG_TAG, "onReceiveWifiScanInfo");
ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
@Override
public void writeJson(JsonWriter out) throws Exception {
WifiManager manager = (WifiManager) context.getApplicationContext().getSystemService(Context.WIFI_SERVICE);
List<ScanResult> scans = manager.getScanResults();
if (scans == null) {
out.beginObject().name("API_ERROR").value("Failed getting scan results").endObject();
} else if (scans.isEmpty() && !isLocationEnabled(context)) {
// https://issuetracker.google.com/issues/37060483:
// "WifiManager#getScanResults() returns an empty array list if GPS is turned off"
String errorMessage = "Location needs to be enabled on the device";
out.beginObject().name("API_ERROR").value(errorMessage).endObject();
} else {
out.beginArray();
for (ScanResult scan : scans) {
out.beginObject();
out.name("bssid").value(scan.BSSID);
out.name("frequency_mhz").value(scan.frequency);
out.name("rssi").value(scan.level);
out.name("ssid").value(scan.SSID);
out.name("timestamp").value(scan.timestamp);
int channelWidth = scan.channelWidth;
String channelWidthMhz = "???";
switch (channelWidth) {
case ScanResult.CHANNEL_WIDTH_20MHZ:
channelWidthMhz = "20";
break;
case ScanResult.CHANNEL_WIDTH_40MHZ:
channelWidthMhz = "40";
break;
case ScanResult.CHANNEL_WIDTH_80MHZ:
channelWidthMhz = "80";
break;
case ScanResult.CHANNEL_WIDTH_80MHZ_PLUS_MHZ:
channelWidthMhz = "80+80";
break;
case ScanResult.CHANNEL_WIDTH_160MHZ:
channelWidthMhz = "160";
break;
}
out.name("channel_bandwidth_mhz").value(channelWidthMhz);
if (channelWidth != ScanResult.CHANNEL_WIDTH_20MHZ) {
// centerFreq0 says "Not used if the AP bandwidth is 20 MHz".
out.name("center_frequency_mhz").value(scan.centerFreq0);
}
if (!TextUtils.isEmpty(scan.capabilities)) {
out.name("capabilities").value(scan.capabilities);
}
if (!TextUtils.isEmpty(scan.operatorFriendlyName)) {
out.name("operator_name").value(scan.operatorFriendlyName.toString());
}
if (!TextUtils.isEmpty(scan.venueName)) {
out.name("venue_name").value(scan.venueName.toString());
}
out.endObject();
}
out.endArray();
}
}
});
}
public static void onReceiveWifiEnable(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
Logger.logDebug(LOG_TAG, "onReceiveWifiEnable");
ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
@Override
public void writeJson(JsonWriter out) {
WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
boolean state = intent.getBooleanExtra("enabled", false);
manager.setWifiEnabled(state);
}
});
}
}