others/lede-gui/src/main/java/com/example/lede2/RegisterDeviceAdding.java

   1 package com.example.lede2;\r
   2 \r
   3 import android.content.ClipData;\r
   4 import android.content.ClipboardManager;\r
   5 import android.content.Context;\r
   6 import android.content.Intent;\r
   7 import android.net.ConnectivityManager;\r
   8 import android.net.NetworkInfo;\r
   9 import android.net.wifi.WifiConfiguration;\r
  10 import android.net.wifi.WifiInfo;\r
  11 import android.net.wifi.WifiManager;\r
  12 import android.os.Bundle;\r
  13 import android.support.design.widget.Snackbar;\r
  14 import android.support.v7.app.AppCompatActivity;\r
  15 import android.util.Log;\r
  16 import android.view.View;\r
  17 import android.widget.ArrayAdapter;\r
  18 import android.widget.Button;\r
  19 import android.widget.EditText;\r
  20 import android.widget.Spinner;\r
  21 import android.widget.Toast;\r
  22 \r
  23 import java.util.ArrayList;\r
  24 import java.util.List;\r
  25 import java.util.Scanner;\r
  26 \r
  27 /**\r
  28  * Created by Brian on 4/3/2018.\r
  29  */\r
  30 \r
  31 public class RegisterDeviceAdding extends AppCompatActivity implements View.OnClickListener {\r
  32     private String devdat_macaddress_filename;\r
  33     private String dhcp_macaddress_filename;\r
  34     private Spinner macAddressSpinner;\r
  35     private EditText name;\r
  36     private String deviceName;\r
  37     private Button wifi;//wifi button in UI\r
  38     private SSH ssh;//Connection object between Android & Router\r
  39     private Context context;\r
  40     private String newpsk;\r
  41     private WifiManager manager;\r
  42 \r
  43     private Button done;\r
  44 \r
  45     protected void onCreate(Bundle savedInstanceState) {\r
  46         super.onCreate(savedInstanceState);\r
  47         setContentView(R.layout.register_device_adding);\r
  48         context = getApplicationContext();\r
  49         manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);\r
  50         Bundle extras  = getIntent().getExtras();\r
  51         if(extras!= null){\r
  52             newpsk = extras.getString("newpsk");\r
  53         }\r
  54         macAddressSpinner = (Spinner) findViewById(R.id.registerMACs);\r
  55         wifi = (Button) findViewById(R.id.regAddWifi);\r
  56         wifi.setOnClickListener(this);\r
  57             devdat_macaddress_filename = this.getString(R.string.devices_dat_filename);\r
  58         dhcp_macaddress_filename = "temp_DHCP.txt";\r
  59         name = (EditText)findViewById(R.id.registerName);\r
  60         done = (Button)findViewById(R.id.registerDone);\r
  61         done.setOnClickListener(this);\r
  62 \r
  63         ArrayList<String> macAddressesdhcp = ConfigFileIO.getMACAddressesDHCP(dhcp_macaddress_filename, this);\r
  64         ArrayList<String> macAddressesdevdat = ConfigFileIO.getMACAddressesDevDat(devdat_macaddress_filename, this);\r
  65         ArrayList<String> macAddresses = new ArrayList<>();\r
  66         for(int i = 0; i < macAddressesdhcp.size();i++){\r
  67             if(!macAddressesdevdat.contains(macAddressesdhcp.get(i))){\r
  68                 macAddresses.add(macAddressesdhcp.get(i));\r
  69             }\r
  70         }\r
  71 \r
  72         //sets value for macAddressesSpinner\r
  73         ArrayAdapter typeAdapter = new ArrayAdapter(this, android.R.layout.simple_spinner_dropdown_item, macAddresses);\r
  74         typeAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);\r
  75         macAddressSpinner.setAdapter(typeAdapter);\r
  76 \r
  77 \r
  78 \r
  79 \r
  80     }\r
  81 \r
  82     @Override\r
  83     public void onClick(View v) {\r
  84         if (v == done) {\r
  85             //Users try to execute shell scripts by pushing button,\r
  86             //but problem could occur(application stop) if user push the button without wifi connection\r
  87             //As a result, below function have to be implemented.\r
  88             if (isNetworkAvailable() == false) {//without wifi connection\r
  89                 Toast t = Toast.makeText(this, R.string.connect, Toast.LENGTH_SHORT);\r
  90                 t.show();\r
  91                 //choosing wifi connection\r
  92                 Intent intent = new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK);\r
  93                 intent.putExtra("only_access_points", true);\r
  94                 intent.putExtra("extra_prefs_show_button_bar", true);\r
  95                 intent.putExtra("wifi_enable_next_on_connect", true);\r
  96                 startActivityForResult(intent,1);\r
  97                 //startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK));\r
  98             } else {//with wifi connection\r
  99                 deviceName = name.getText().toString();\r
 100                 if(deviceName.equals("")){\r
 101                     Toast t = Toast.makeText(this, R.string.empty_name,Toast.LENGTH_SHORT);\r
 102                     t.show();\r
 103                     return;\r
 104                 }\r
 105                 Scanner scanner = new Scanner(deviceName);\r
 106                 scanner.next();\r
 107                 if(scanner.hasNext()){\r
 108                     Snackbar oneWordName = Snackbar.make(findViewById(R.id.oneWordName),\r
 109                             "Please only use one word names", 2000);\r
 110                     oneWordName.show();\r
 111                     return;\r
 112                 }\r
 113                 String selectedMacAddress = macAddressSpinner.getSelectedItem().toString();\r
 114                 context = getApplicationContext();\r
 115                 if (getWifiName(context).equals("\""+ ConfigActivity.RSSID +"\"")) {//if wifi name is LEDE2\r
 116                     ssh = new SSH();\r
 117                     // execute shell script  (script's function -> Save contents(Mac,Ip,Key,Name) on hostapd-psk)\r
 118                     List<String> results = new ArrayList<>();\r
 119                     try {//To execute asyntask in ssh object, we have to sleep main thread\r
 120                         ssh.execute("-co " + newpsk + " " + selectedMacAddress + " " +\r
 121                                 deviceName + " " + ConfigActivity.RPWD );\r
 122                         Thread.sleep(2000);\r
 123 \r
 124                         List<WifiConfiguration> list = manager.getConfiguredNetworks();\r
 125                         for( WifiConfiguration i : list ) {\r
 126                             if(i.SSID.equals("\"LEDE2\"")){\r
 127                                 manager.removeNetwork(i.networkId);\r
 128                                 manager.saveConfiguration();\r
 129                                 System.out.println("deleted");\r
 130                             }\r
 131                         }\r
 132                         WifiConfiguration wifiConfig = new WifiConfiguration();\r
 133                         wifiConfig.SSID = String.format("\"%s\"", "LEDE2");\r
 134                         wifiConfig.preSharedKey = String.format("\"%s\"", context.getResources().getString(R.string.default_rpwd));\r
 135 \r
 136                         int netId = manager.addNetwork(wifiConfig);\r
 137                         manager.disconnect();\r
 138                         manager.enableNetwork(netId, true);\r
 139                         manager.reconnect();\r
 140 \r
 141 \r
 142                         //To execute asyntask in ssh object, we have to sleep main thread\r
 143 //                        results = ssh.getResultLines();\r
 144 //                        while(results.size() == 0){\r
 145 //                            Thread.sleep(500);\r
 146 //                            results = ssh.getResultLines();\r
 147 //                            System.out.println(results);\r
 148 //                        }\r
 149                     } catch (Exception e) {\r
 150                         Log.d("SLEEP EXCEPTION", "SLEEP EXCEPTION occurs in onClick method of EnrollDeviceActivity");\r
 151                     }\r
 152                 } else { //if name of wifi is not LEDE -> go to wifi configuration screen to change wifi type\r
 153                     Toast t = Toast.makeText(this, R.string.try_again, Toast.LENGTH_SHORT);\r
 154                     t.show();\r
 155                     //Choosing wifi connection\r
 156                     Intent intent = new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK);\r
 157                     intent.putExtra("only_access_points", true);\r
 158                     intent.putExtra("extra_prefs_show_button_bar", true);\r
 159                     intent.putExtra("wifi_enable_next_on_connect", true);\r
 160                     startActivityForResult(intent,1);\r
 161                     //startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK));\r
 162                 }\r
 163             }\r
 164             // Call activity that adds device - not doing this flow because we haven't found\r
 165             // a way to change password without restarting WiFi\r
 166             //startActivity(new Intent(this, AddDeviceActivity.class));\r
 167             //finish();\r
 168         } else if (v == wifi) {\r
 169             Intent intent = new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK);\r
 170             intent.putExtra("only_access_points", true);\r
 171             intent.putExtra("extra_prefs_show_button_bar", true);\r
 172             intent.putExtra("wifi_enable_next_on_connect", true);\r
 173             startActivityForResult(intent,1);\r
 174             //startActivity(new Intent(WifiManager.ACTION_PICK_WIFI_NETWORK));\r
 175         }\r
 176 \r
 177         ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);\r
 178         ClipData clip = ClipData.newPlainText("old password", context.getResources().getString(R.string.default_rpwd));\r
 179         clipboard.setPrimaryClip(clip);\r
 180         finish();\r
 181     }\r
 182 \r
 183 \r
 184     /******************************************************************************************************************************************************************/\r
 185     //Detect you are connected to a specific network.\r
 186     /******************************************************************************************************************************************************************/\r
 187     public String getWifiName(Context context) {\r
 188         WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);\r
 189         if (manager.isWifiEnabled()) {\r
 190             WifiInfo wifiInfo = manager.getConnectionInfo();\r
 191             if (wifiInfo != null) {\r
 192                 NetworkInfo.DetailedState state = WifiInfo.getDetailedStateOf(wifiInfo.getSupplicantState());\r
 193                 if (state == NetworkInfo.DetailedState.CONNECTED || state == NetworkInfo.DetailedState.OBTAINING_IPADDR) {\r
 194                     return wifiInfo.getSSID();\r
 195                 }\r
 196             }\r
 197         }\r
 198         return null;\r
 199     }\r
 200 \r
 201     boolean isNetworkAvailable() {//check whether wifi connection is or not\r
 202         Context context = getApplicationContext();\r
 203         ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);\r
 204         NetworkInfo activeNetwork = cm.getActiveNetworkInfo();\r
 205         boolean isConnected = activeNetwork != null && activeNetwork.isConnectedOrConnecting();\r
 206         return isConnected;\r
 207     }\r
 208 \r
 209 \r
 210 }\r