1 package com.android.certinstaller; 2 3 import android.app.Activity; 4 import android.app.AlertDialog; 5 import android.content.Context; 6 import android.content.DialogInterface; 7 import android.content.Intent; 8 import android.content.res.Resources; 9 import android.net.Uri; 10 import android.net.wifi.WifiManager; 11 import android.net.wifi.hotspot2.ConfigParser; 12 import android.net.wifi.hotspot2.PasspointConfiguration; 13 import android.os.AsyncTask; 14 import android.os.Bundle; 15 import android.provider.DocumentsContract; 16 import android.util.Log; 17 import android.view.View; 18 import android.widget.TextView; 19 import android.widget.Toast; 20 21 /** 22 * An Activity for provisioning a Hotspot 2.0 Release 1 configuration. 23 */ 24 public class WiFiInstaller extends Activity { 25 26 private static final String TAG = "WifiInstaller"; 27 private static final String NETWORK_NAME = "network_name"; 28 private static final String INSTALL_STATE = "install_state"; 29 public static final int INSTALL_SUCCESS = 2; 30 public static final int INSTALL_FAIL = 1; 31 public static final int INSTALL_FAIL_NO_WIFI = 0; 32 PasspointConfiguration mPasspointConfig; 33 WifiManager mWifiManager; 34 boolean doNotInstall; 35 36 @Override onCreate(Bundle savedStates)37 protected void onCreate(Bundle savedStates) { 38 super.onCreate(savedStates); 39 40 Bundle bundle = getIntent().getExtras(); 41 String uriString = bundle.getString(CertInstallerMain.WIFI_CONFIG_FILE); 42 String mimeType = bundle.getString(CertInstallerMain.WIFI_CONFIG); 43 byte[] data = bundle.getByteArray(CertInstallerMain.WIFI_CONFIG_DATA); 44 45 Log.d(TAG, "WiFi data for " + CertInstallerMain.WIFI_CONFIG + ": " + 46 mimeType + " is " + (data != null ? data.length : "-")); 47 48 mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE); 49 mPasspointConfig = ConfigParser.parsePasspointConfig(mimeType, data); 50 dropFile(Uri.parse(uriString), getApplicationContext()); 51 52 if (mPasspointConfig == null) { 53 Log.w(TAG, "failed to build passpoint configuration"); 54 doNotInstall = true; 55 } else if (mPasspointConfig.getHomeSp() == null) { 56 Log.w(TAG, "Passpoint profile missing HomeSP information"); 57 doNotInstall = true; 58 } 59 } 60 61 @Override onResume()62 protected void onResume() { 63 super.onResume(); 64 createMainDialog(); 65 } 66 67 /** 68 * Create a dialog that guides the user through Hotspot 2.0 Release 1 configuration file 69 * installation. 70 */ createMainDialog()71 private void createMainDialog() { 72 Resources res = getResources(); 73 AlertDialog.Builder builder = new AlertDialog.Builder(this); 74 View layout = getLayoutInflater().inflate(R.layout.wifi_main_dialog, null); 75 builder.setView(layout); 76 77 TextView text = (TextView) layout.findViewById(R.id.wifi_info); 78 if (!doNotInstall) { 79 text.setText(String.format(getResources().getString(R.string.wifi_installer_detail), 80 mPasspointConfig.getHomeSp().getFriendlyName())); 81 82 builder.setTitle(mPasspointConfig.getHomeSp().getFriendlyName()); 83 builder.setIcon(res.getDrawable(R.drawable.signal_wifi_4_bar_lock_black_24dp)); 84 85 builder.setPositiveButton(R.string.wifi_install_label, 86 new DialogInterface.OnClickListener() { 87 @Override 88 public void onClick(DialogInterface dialog, int which) { 89 Toast.makeText(WiFiInstaller.this, getString(R.string.wifi_installing_label), 90 Toast.LENGTH_LONG).show(); 91 AsyncTask.execute(new Runnable() { 92 @Override 93 public void run() { 94 boolean success = true; 95 try { 96 mWifiManager.addOrUpdatePasspointConfiguration(mPasspointConfig); 97 } catch (RuntimeException rte) { 98 Log.w(TAG, "Caught exception while installing wifi config: " + 99 rte, rte); 100 success = false; 101 } 102 if (success) { 103 Intent intent = new Intent(getApplicationContext(), 104 CredentialsInstallDialog.class); 105 intent.putExtra(NETWORK_NAME, 106 mPasspointConfig.getHomeSp().getFriendlyName()); 107 intent.putExtra(INSTALL_STATE, INSTALL_SUCCESS); 108 startActivity(intent); 109 } else { 110 Intent intent = new Intent(getApplicationContext(), 111 CredentialsInstallDialog.class); 112 intent.putExtra(INSTALL_STATE, INSTALL_FAIL); 113 startActivity(intent); 114 } 115 finish(); 116 } 117 }); 118 dialog.dismiss(); 119 } 120 }); 121 122 builder.setNegativeButton(R.string.wifi_cancel_label, new 123 DialogInterface.OnClickListener() { 124 @Override 125 public void onClick(DialogInterface dialog, int which) { 126 dialog.dismiss(); 127 finish(); 128 } 129 }); 130 } else { 131 text.setText(getResources().getString(R.string.wifi_installer_download_error)); 132 builder.setPositiveButton(R.string.done_label, new DialogInterface.OnClickListener() { 133 @Override 134 public void onClick(DialogInterface dialog, int which) { 135 dialog.dismiss(); 136 finish(); 137 } 138 }); 139 } 140 builder.create().show(); 141 } 142 143 /** 144 * Delete the file specified by the given URI. 145 * 146 * @param uri The URI of the file 147 * @param context The context of the current application 148 */ dropFile(Uri uri, Context context)149 private static void dropFile(Uri uri, Context context) { 150 try { 151 if (DocumentsContract.isDocumentUri(context, uri)) { 152 DocumentsContract.deleteDocument(context.getContentResolver(), uri); 153 } else { 154 context.getContentResolver().delete(uri, null, null); 155 } 156 } catch (Exception e) { 157 Log.e(TAG, "could not delete document " + uri); 158 } 159 } 160 } 161