CaptivePortalLoginActivity.java revision 51efddbd3bb304de2dd47fa8cd1114ac555958bb
1da578042ae2560d2753bda5869adde7597a7ddf0fionaxu/* 2da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * Copyright (C) 2017 The Android Open Source Project 3da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * 4da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * Licensed under the Apache License, Version 2.0 (the "License"); 5da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * you may not use this file except in compliance with the License. 6da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * You may obtain a copy of the License at 7da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * 8da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * http://www.apache.org/licenses/LICENSE-2.0 9da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * 10da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * Unless required by applicable law or agreed to in writing, software 11da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * distributed under the License is distributed on an "AS IS" BASIS, 12da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * See the License for the specific language governing permissions and 14da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * limitations under the License. 15da578042ae2560d2753bda5869adde7597a7ddf0fionaxu */ 16da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 17da578042ae2560d2753bda5869adde7597a7ddf0fionaxupackage com.android.carrierdefaultapp; 18da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 19da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.app.Activity; 20da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.app.LoadedApk; 21da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.content.Context; 22da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.content.Intent; 23da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.graphics.Bitmap; 24da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.ConnectivityManager; 25da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.ConnectivityManager.NetworkCallback; 26da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.Network; 27da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.NetworkCapabilities; 28da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.NetworkRequest; 29da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.Proxy; 30da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.TrafficStats; 31da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.Uri; 32da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.net.http.SslError; 33da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.os.Bundle; 34da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.telephony.CarrierConfigManager; 35da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.telephony.Rlog; 36da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.telephony.SubscriptionManager; 37da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.util.ArrayMap; 38da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.util.Log; 39da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.util.TypedValue; 40da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.webkit.SslErrorHandler; 41da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.webkit.WebChromeClient; 42da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.webkit.WebSettings; 43da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.webkit.WebView; 44da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.webkit.WebViewClient; 45da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.widget.ProgressBar; 46da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport android.widget.TextView; 47da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 48da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport com.android.internal.telephony.PhoneConstants; 49da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport com.android.internal.telephony.TelephonyIntents; 50da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport com.android.internal.util.ArrayUtils; 51da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 52da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.io.IOException; 53da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.lang.reflect.Field; 54da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.lang.reflect.Method; 55da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.net.HttpURLConnection; 56da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.net.MalformedURLException; 57da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.net.URL; 58da578042ae2560d2753bda5869adde7597a7ddf0fionaxuimport java.util.Random; 59da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 60da578042ae2560d2753bda5869adde7597a7ddf0fionaxu/** 61da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * Activity that launches in response to the captive portal notification 62da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * @see com.android.carrierdefaultapp.CarrierActionUtils#CARRIER_ACTION_SHOW_PORTAL_NOTIFICATION 63da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * This activity requests network connection if there is no available one before loading the real 64da578042ae2560d2753bda5869adde7597a7ddf0fionaxu * portal page and apply carrier actions on the portal activation result. 65da578042ae2560d2753bda5869adde7597a7ddf0fionaxu */ 66da578042ae2560d2753bda5869adde7597a7ddf0fionaxupublic class CaptivePortalLoginActivity extends Activity { 67da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static final String TAG = CaptivePortalLoginActivity.class.getSimpleName(); 68da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static final boolean DBG = true; 69da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 70da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static final int SOCKET_TIMEOUT_MS = 10 * 1000; 71da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public static final int NETWORK_REQUEST_TIMEOUT_MS = 5 * 1000; 72da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 73da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private URL mUrl; 74da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private Network mNetwork; 75da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private NetworkCallback mNetworkCallback; 76da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private ConnectivityManager mCm; 77da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private WebView mWebView; 78da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private MyWebViewClient mWebViewClient; 79da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private boolean mLaunchBrowser = false; 80da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 81da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 82da578042ae2560d2753bda5869adde7597a7ddf0fionaxu protected void onCreate(Bundle savedInstanceState) { 83da578042ae2560d2753bda5869adde7597a7ddf0fionaxu super.onCreate(savedInstanceState); 84da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mCm = ConnectivityManager.from(this); 85da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mUrl = getUrlForCaptivePortal(); 86da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mUrl == null) { 87da578042ae2560d2753bda5869adde7597a7ddf0fionaxu done(false); 88da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return; 89da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 90da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (DBG) logd(String.format("onCreate for %s", mUrl.toString())); 91da578042ae2560d2753bda5869adde7597a7ddf0fionaxu setContentView(R.layout.activity_captive_portal_login); 92da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getActionBar().setDisplayShowHomeEnabled(false); 93da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 9451efddbd3bb304de2dd47fa8cd1114ac555958bbAlan Viverette mWebView = findViewById(R.id.webview); 95da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.clearCache(true); 96da578042ae2560d2753bda5869adde7597a7ddf0fionaxu WebSettings webSettings = mWebView.getSettings(); 97da578042ae2560d2753bda5869adde7597a7ddf0fionaxu webSettings.setJavaScriptEnabled(true); 98da578042ae2560d2753bda5869adde7597a7ddf0fionaxu webSettings.setMixedContentMode(WebSettings.MIXED_CONTENT_COMPATIBILITY_MODE); 99da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebViewClient = new MyWebViewClient(); 100da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.setWebViewClient(mWebViewClient); 101da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.setWebChromeClient(new MyWebChromeClient()); 102da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 103da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mNetwork = getNetworkForCaptivePortal(); 104da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mNetwork == null) { 105da578042ae2560d2753bda5869adde7597a7ddf0fionaxu requestNetworkForCaptivePortal(); 106da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } else { 107da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mCm.bindProcessToNetwork(mNetwork); 108da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Start initial page load so WebView finishes loading proxy settings. 109da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Actual load of mUrl is initiated by MyWebViewClient. 110da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.loadData("", "text/html", null); 111da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 112da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 113da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 114da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 115da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onBackPressed() { 11651efddbd3bb304de2dd47fa8cd1114ac555958bbAlan Viverette WebView myWebView = findViewById(R.id.webview); 117da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (myWebView.canGoBack() && mWebViewClient.allowBack()) { 118da578042ae2560d2753bda5869adde7597a7ddf0fionaxu myWebView.goBack(); 119da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } else { 120da578042ae2560d2753bda5869adde7597a7ddf0fionaxu super.onBackPressed(); 121da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 122da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 123da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 124da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 125da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onDestroy() { 126da578042ae2560d2753bda5869adde7597a7ddf0fionaxu super.onDestroy(); 127da578042ae2560d2753bda5869adde7597a7ddf0fionaxu releaseNetworkRequest(); 128da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mLaunchBrowser) { 129da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Give time for this network to become default. After 500ms just proceed. 130da578042ae2560d2753bda5869adde7597a7ddf0fionaxu for (int i = 0; i < 5; i++) { 131da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // TODO: This misses when mNetwork underlies a VPN. 132da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mNetwork.equals(mCm.getActiveNetwork())) break; 133da578042ae2560d2753bda5869adde7597a7ddf0fionaxu try { 134da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Thread.sleep(100); 135da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } catch (InterruptedException e) { 136da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 137da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 138da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final String url = mUrl.toString(); 139da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (DBG) logd("starting activity with intent ACTION_VIEW for " + url); 140da578042ae2560d2753bda5869adde7597a7ddf0fionaxu startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url))); 141da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 142da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 143da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 144da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Find WebView's proxy BroadcastReceiver and prompt it to read proxy system properties. 145da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void setWebViewProxy() { 146da578042ae2560d2753bda5869adde7597a7ddf0fionaxu LoadedApk loadedApk = getApplication().mLoadedApk; 147da578042ae2560d2753bda5869adde7597a7ddf0fionaxu try { 148da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Field receiversField = LoadedApk.class.getDeclaredField("mReceivers"); 149da578042ae2560d2753bda5869adde7597a7ddf0fionaxu receiversField.setAccessible(true); 150da578042ae2560d2753bda5869adde7597a7ddf0fionaxu ArrayMap receivers = (ArrayMap) receiversField.get(loadedApk); 151da578042ae2560d2753bda5869adde7597a7ddf0fionaxu for (Object receiverMap : receivers.values()) { 152da578042ae2560d2753bda5869adde7597a7ddf0fionaxu for (Object rec : ((ArrayMap) receiverMap).keySet()) { 153da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Class clazz = rec.getClass(); 154da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (clazz.getName().contains("ProxyChangeListener")) { 155da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Method onReceiveMethod = clazz.getDeclaredMethod("onReceive", Context.class, 156da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Intent.class); 157da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION); 158da578042ae2560d2753bda5869adde7597a7ddf0fionaxu onReceiveMethod.invoke(rec, getApplicationContext(), intent); 159da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Log.v(TAG, "Prompting WebView proxy reload."); 160da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 161da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 162da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 163da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } catch (Exception e) { 164da578042ae2560d2753bda5869adde7597a7ddf0fionaxu loge("Exception while setting WebView proxy: " + e); 165da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 166da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 167da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 168da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void done(boolean success) { 169da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (DBG) logd(String.format("Result success %b for %s", success, mUrl.toString())); 170da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (success) { 171da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Trigger re-evaluation upon success http response code 172da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.applyCarrierAction( 173da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.CARRIER_ACTION_ENABLE_RADIO, getIntent(), 174da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getApplicationContext()); 175da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.applyCarrierAction( 176da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.CARRIER_ACTION_ENABLE_METERED_APNS, getIntent(), 177da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getApplicationContext()); 178da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.applyCarrierAction( 179da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierActionUtils.CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS, getIntent(), 180da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getApplicationContext()); 181da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 182da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 183da578042ae2560d2753bda5869adde7597a7ddf0fionaxu finishAndRemoveTask(); 184da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 185da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 186da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private URL getUrlForCaptivePortal() { 187da578042ae2560d2753bda5869adde7597a7ddf0fionaxu String url = getIntent().getStringExtra(TelephonyIntents.EXTRA_REDIRECTION_URL_KEY); 188da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (url.isEmpty()) { 189da578042ae2560d2753bda5869adde7597a7ddf0fionaxu url = mCm.getCaptivePortalServerUrl(); 190da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 191da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final CarrierConfigManager configManager = getApplicationContext() 192da578042ae2560d2753bda5869adde7597a7ddf0fionaxu .getSystemService(CarrierConfigManager.class); 193da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final int subId = getIntent().getIntExtra(PhoneConstants.SUBSCRIPTION_KEY, 194da578042ae2560d2753bda5869adde7597a7ddf0fionaxu SubscriptionManager.getDefaultVoiceSubscriptionId()); 195da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final String[] portalURLs = configManager.getConfigForSubId(subId).getStringArray( 196da578042ae2560d2753bda5869adde7597a7ddf0fionaxu CarrierConfigManager.KEY_CARRIER_DEFAULT_REDIRECTION_URL_STRING_ARRAY); 197da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (!ArrayUtils.isEmpty(portalURLs)) { 198da578042ae2560d2753bda5869adde7597a7ddf0fionaxu for (String portalUrl : portalURLs) { 199da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (url.startsWith(portalUrl)) { 200da578042ae2560d2753bda5869adde7597a7ddf0fionaxu break; 201da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 202da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 203da578042ae2560d2753bda5869adde7597a7ddf0fionaxu url = null; 204da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 205da578042ae2560d2753bda5869adde7597a7ddf0fionaxu try { 206da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return new URL(url); 207da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } catch (MalformedURLException e) { 208da578042ae2560d2753bda5869adde7597a7ddf0fionaxu loge("Invalid captive portal URL " + url); 209da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 210da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return null; 211da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 212da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 213da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void testForCaptivePortal() { 214da578042ae2560d2753bda5869adde7597a7ddf0fionaxu new Thread(new Runnable() { 215da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void run() { 216da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Give time for captive portal to open. 217da578042ae2560d2753bda5869adde7597a7ddf0fionaxu try { 218da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Thread.sleep(1000); 219da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } catch (InterruptedException e) { 220da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 221da578042ae2560d2753bda5869adde7597a7ddf0fionaxu HttpURLConnection urlConnection = null; 222da578042ae2560d2753bda5869adde7597a7ddf0fionaxu int httpResponseCode = 500; 223da578042ae2560d2753bda5869adde7597a7ddf0fionaxu int oldTag = TrafficStats.getAndSetThreadStatsTag(TrafficStats.TAG_SYSTEM_PROBE); 224da578042ae2560d2753bda5869adde7597a7ddf0fionaxu try { 225da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection = (HttpURLConnection) mNetwork.openConnection(mUrl); 226da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection.setInstanceFollowRedirects(false); 227da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection.setConnectTimeout(SOCKET_TIMEOUT_MS); 228da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection.setReadTimeout(SOCKET_TIMEOUT_MS); 229da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection.setUseCaches(false); 230da578042ae2560d2753bda5869adde7597a7ddf0fionaxu urlConnection.getInputStream(); 231da578042ae2560d2753bda5869adde7597a7ddf0fionaxu httpResponseCode = urlConnection.getResponseCode(); 232da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } catch (IOException e) { 233da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } finally { 234da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (urlConnection != null) urlConnection.disconnect(); 235da578042ae2560d2753bda5869adde7597a7ddf0fionaxu TrafficStats.setThreadStatsTag(oldTag); 236da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 237da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (httpResponseCode == 204) { 238da578042ae2560d2753bda5869adde7597a7ddf0fionaxu done(true); 239da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 240da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 241da578042ae2560d2753bda5869adde7597a7ddf0fionaxu }).start(); 242da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 243da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 244da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private Network getNetworkForCaptivePortal() { 245da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Network[] info = mCm.getAllNetworks(); 246da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (!ArrayUtils.isEmpty(info)) { 247da578042ae2560d2753bda5869adde7597a7ddf0fionaxu for (Network nw : info) { 248da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final NetworkCapabilities nc = mCm.getNetworkCapabilities(nw); 249da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (nc.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) 250da578042ae2560d2753bda5869adde7597a7ddf0fionaxu && nc.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)) { 251da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return nw; 252da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 253da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 254da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 255da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return null; 256da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 257da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 258da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void requestNetworkForCaptivePortal() { 259da578042ae2560d2753bda5869adde7597a7ddf0fionaxu NetworkRequest request = new NetworkRequest.Builder() 260da578042ae2560d2753bda5869adde7597a7ddf0fionaxu .addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR) 261da578042ae2560d2753bda5869adde7597a7ddf0fionaxu .addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET) 262da578042ae2560d2753bda5869adde7597a7ddf0fionaxu .removeCapability(NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED) 263da578042ae2560d2753bda5869adde7597a7ddf0fionaxu .build(); 264da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 265da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mNetworkCallback = new ConnectivityManager.NetworkCallback() { 266da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 267da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onAvailable(Network network) { 268da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (DBG) logd("Network available: " + network); 269da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mCm.bindProcessToNetwork(network); 270da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mNetwork = network; 271da578042ae2560d2753bda5869adde7597a7ddf0fionaxu runOnUiThreadIfNotFinishing(() -> { 272da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Start initial page load so WebView finishes loading proxy settings. 273da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Actual load of mUrl is initiated by MyWebViewClient. 274da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.loadData("", "text/html", null); 275da578042ae2560d2753bda5869adde7597a7ddf0fionaxu }); 276da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 277da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 278da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 279da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onUnavailable() { 280da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (DBG) logd("Network unavailable"); 281da578042ae2560d2753bda5869adde7597a7ddf0fionaxu runOnUiThreadIfNotFinishing(() -> { 282da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Instead of not loading anything in webview, simply load the page and return 283da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // HTTP error page in the absence of network connection. 284da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mWebView.loadUrl(mUrl.toString()); 285da578042ae2560d2753bda5869adde7597a7ddf0fionaxu }); 286da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 287da578042ae2560d2753bda5869adde7597a7ddf0fionaxu }; 288da578042ae2560d2753bda5869adde7597a7ddf0fionaxu logd("request Network for captive portal"); 289da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mCm.requestNetwork(request, mNetworkCallback, NETWORK_REQUEST_TIMEOUT_MS); 290da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 291da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 292da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void releaseNetworkRequest() { 293da578042ae2560d2753bda5869adde7597a7ddf0fionaxu logd("release Network for captive portal"); 294da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mNetworkCallback != null) { 295da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mCm.unregisterNetworkCallback(mNetworkCallback); 296da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mNetworkCallback = null; 297da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mNetwork = null; 298da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 299da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 300da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 301da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private class MyWebViewClient extends WebViewClient { 302da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static final String INTERNAL_ASSETS = "file:///android_asset/"; 303da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private final String mBrowserBailOutToken = Long.toString(new Random().nextLong()); 304da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // How many Android device-independent-pixels per scaled-pixel 305da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // dp/sp = (px/sp) / (px/dp) = (1/sp) / (1/dp) 306da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private final float mDpPerSp = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, 1, 307da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getResources().getDisplayMetrics()) 308da578042ae2560d2753bda5869adde7597a7ddf0fionaxu / TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, 309da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getResources().getDisplayMetrics()); 310da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private int mPagesLoaded; 311da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 312da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // If we haven't finished cleaning up the history, don't allow going back. 313da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public boolean allowBack() { 314da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return mPagesLoaded > 1; 315da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 316da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 317da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 318da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onPageStarted(WebView view, String url, Bitmap favicon) { 319da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (url.contains(mBrowserBailOutToken)) { 320da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mLaunchBrowser = true; 321da578042ae2560d2753bda5869adde7597a7ddf0fionaxu done(false); 322da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return; 323da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 324da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // The first page load is used only to cause the WebView to 325da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // fetch the proxy settings. Don't update the URL bar, and 326da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // don't check if the captive portal is still there. 327da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mPagesLoaded == 0) return; 328da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // For internally generated pages, leave URL bar listing prior URL as this is the URL 329da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // the page refers to. 330da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (!url.startsWith(INTERNAL_ASSETS)) { 33151efddbd3bb304de2dd47fa8cd1114ac555958bbAlan Viverette final TextView myUrlBar = findViewById(R.id.url_bar); 332da578042ae2560d2753bda5869adde7597a7ddf0fionaxu myUrlBar.setText(url); 333da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 334da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mNetwork != null) { 335da578042ae2560d2753bda5869adde7597a7ddf0fionaxu testForCaptivePortal(); 336da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 337da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 338da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 339da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 340da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onPageFinished(WebView view, String url) { 341da578042ae2560d2753bda5869adde7597a7ddf0fionaxu mPagesLoaded++; 342da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mPagesLoaded == 1) { 343da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Now that WebView has loaded at least one page we know it has read in the proxy 344da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // settings. Now prompt the WebView read the Network-specific proxy settings. 345da578042ae2560d2753bda5869adde7597a7ddf0fionaxu setWebViewProxy(); 346da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Load the real page. 347da578042ae2560d2753bda5869adde7597a7ddf0fionaxu view.loadUrl(mUrl.toString()); 348da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return; 349da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } else if (mPagesLoaded == 2) { 350da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Prevent going back to empty first page. 351da578042ae2560d2753bda5869adde7597a7ddf0fionaxu view.clearHistory(); 352da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 353da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (mNetwork != null) { 354da578042ae2560d2753bda5869adde7597a7ddf0fionaxu testForCaptivePortal(); 355da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 356da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 357da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 358da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Convert Android device-independent-pixels (dp) to HTML size. 359da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private String dp(int dp) { 360da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // HTML px's are scaled just like dp's, so just add "px" suffix. 361da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return Integer.toString(dp) + "px"; 362da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 363da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 364da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Convert Android scaled-pixels (sp) to HTML size. 365da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private String sp(int sp) { 366da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Convert sp to dp's. 367da578042ae2560d2753bda5869adde7597a7ddf0fionaxu float dp = sp * mDpPerSp; 368da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Apply a scale factor to make things look right. 369da578042ae2560d2753bda5869adde7597a7ddf0fionaxu dp *= 1.3; 370da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Convert dp's to HTML size. 371da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return dp((int) dp); 372da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 373da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 374da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // A web page consisting of a large broken lock icon to indicate SSL failure. 375da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private final String SSL_ERROR_HTML = "<html><head><style>" 376da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "body { margin-left:" + dp(48) + "; margin-right:" + dp(48) + "; " 377da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "margin-top:" + dp(96) + "; background-color:#fafafa; }" 378da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "img { width:" + dp(48) + "; height:" + dp(48) + "; }" 379da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "div.warn { font-size:" + sp(16) + "; margin-top:" + dp(16) + "; " 380da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + " opacity:0.87; line-height:1.28; }" 381da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "div.example { font-size:" + sp(14) + "; margin-top:" + dp(16) + "; " 382da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + " opacity:0.54; line-height:1.21905; }" 383da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "a { font-size:" + sp(14) + "; text-decoration:none; text-transform:uppercase; " 384da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + " margin-top:" + dp(24) + "; display:inline-block; color:#4285F4; " 385da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + " height:" + dp(48) + "; font-weight:bold; }" 386da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "</style></head><body><p><img src=quantum_ic_warning_amber_96.png><br>" 387da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "<div class=warn>%s</div>" 388da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + "<div class=example>%s</div>" + "<a href=%s>%s</a></body></html>"; 389da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 390da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 391da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) { 392da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Log.w(TAG, "SSL error (error: " + error.getPrimaryError() + " host: " 393da578042ae2560d2753bda5869adde7597a7ddf0fionaxu // Only show host to avoid leaking private info. 394da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + Uri.parse(error.getUrl()).getHost() + " certificate: " 395da578042ae2560d2753bda5869adde7597a7ddf0fionaxu + error.getCertificate() + "); displaying SSL warning."); 396da578042ae2560d2753bda5869adde7597a7ddf0fionaxu final String html = String.format(SSL_ERROR_HTML, getString(R.string.ssl_error_warning), 397da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getString(R.string.ssl_error_example), mBrowserBailOutToken, 398da578042ae2560d2753bda5869adde7597a7ddf0fionaxu getString(R.string.ssl_error_continue)); 399da578042ae2560d2753bda5869adde7597a7ddf0fionaxu view.loadDataWithBaseURL(INTERNAL_ASSETS, html, "text/HTML", "UTF-8", null); 400da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 401da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 402da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 403da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public boolean shouldOverrideUrlLoading(WebView view, String url) { 404da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (url.startsWith("tel:")) { 405da578042ae2560d2753bda5869adde7597a7ddf0fionaxu startActivity(new Intent(Intent.ACTION_DIAL, Uri.parse(url))); 406da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return true; 407da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 408da578042ae2560d2753bda5869adde7597a7ddf0fionaxu return false; 409da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 410da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 411da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 412da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private class MyWebChromeClient extends WebChromeClient { 413da578042ae2560d2753bda5869adde7597a7ddf0fionaxu @Override 414da578042ae2560d2753bda5869adde7597a7ddf0fionaxu public void onProgressChanged(WebView view, int newProgress) { 41551efddbd3bb304de2dd47fa8cd1114ac555958bbAlan Viverette final ProgressBar myProgressBar = findViewById(R.id.progress_bar); 416da578042ae2560d2753bda5869adde7597a7ddf0fionaxu myProgressBar.setProgress(newProgress); 417da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 418da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 419da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 420da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private void runOnUiThreadIfNotFinishing(Runnable r) { 421da578042ae2560d2753bda5869adde7597a7ddf0fionaxu if (!isFinishing()) { 422da578042ae2560d2753bda5869adde7597a7ddf0fionaxu runOnUiThread(r); 423da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 424da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 425da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 426da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static void logd(String s) { 427da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Rlog.d(TAG, s); 428da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 429da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 430da578042ae2560d2753bda5869adde7597a7ddf0fionaxu private static void loge(String s) { 431da578042ae2560d2753bda5869adde7597a7ddf0fionaxu Rlog.d(TAG, s); 432da578042ae2560d2753bda5869adde7597a7ddf0fionaxu } 433da578042ae2560d2753bda5869adde7597a7ddf0fionaxu 434da578042ae2560d2753bda5869adde7597a7ddf0fionaxu} 435