src/com/owncloud/android/ui/activity/PinCodeActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011 Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17 package com.owncloud.android.ui.activity;
  18
  19 import java.util.Arrays;
  20
  21 import com.actionbarsherlock.app.ActionBar;
  22 import com.actionbarsherlock.app.SherlockFragmentActivity;
  23 import com.owncloud.android.R;
  24 import com.owncloud.android.utils.DisplayUtils;
  25
  26 import android.app.AlertDialog;
  27 import android.content.DialogInterface;
  28 import android.content.Intent;
  29 import android.content.SharedPreferences;
  30 import android.os.Bundle;
  31 import android.preference.PreferenceManager;
  32 import android.text.Editable;
  33 import android.text.TextWatcher;
  34 import android.view.KeyEvent;
  35 import android.view.View;
  36 import android.view.View.OnClickListener;
  37 import android.view.View.OnFocusChangeListener;
  38 import android.view.View.OnKeyListener;
  39 import android.widget.Button;
  40 import android.widget.EditText;
  41 import android.widget.TextView;
  42 import android.widget.Toast;
  43
  44 public class PinCodeActivity extends SherlockFragmentActivity {
  45
  46
  47     public final static String EXTRA_ACTIVITY = "com.owncloud.android.ui.activity.PinCodeActivity.ACTIVITY";
  48     public final static String EXTRA_NEW_STATE = "com.owncloud.android.ui.activity.PinCodeActivity.NEW_STATE";
  49
  50     private Button mBCancel;
  51     private TextView mPinHdr;
  52     private TextView mPinHdrExplanation;
  53     private EditText mText1;
  54     private EditText mText2;
  55     private EditText mText3;
  56     private EditText mText4;
  57
  58     private String [] mTempText ={"","","",""};
  59
  60     private String mActivity;
  61
  62     private boolean mConfirmingPinCode = false;
  63     private boolean mPinCodeChecked = false;
  64     private boolean mNewPasswordEntered = false;
  65     private boolean mBChange = true; // to control that only one blocks jump
  66     //private int mTCounter ; // Count the number of attempts an user could introduce the PIN code
  67
  68
  69     protected void onCreate(Bundle savedInstanceState) {
  70         super.onCreate(savedInstanceState);
  71         setContentView(R.layout.pincodelock);
  72
  73         Intent intent = getIntent();
  74         mActivity = intent.getStringExtra(EXTRA_ACTIVITY);
  75
  76         mBCancel = (Button) findViewById(R.id.cancel);
  77         mPinHdr = (TextView) findViewById(R.id.pinHdr);
  78         mPinHdrExplanation = (TextView) findViewById(R.id.pinHdrExpl);
  79         mText1 = (EditText) findViewById(R.id.txt1);
  80         mText1.requestFocus();
  81         getWindow().setSoftInputMode(android.view.WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
  82         mText2 = (EditText) findViewById(R.id.txt2);
  83         mText3 = (EditText) findViewById(R.id.txt3);
  84         mText4 = (EditText) findViewById(R.id.txt4);
  85
  86         SharedPreferences appPrefs = PreferenceManager
  87                 .getDefaultSharedPreferences(getApplicationContext());
  88
  89
  90         // Not PIN Code defined yet.
  91         // In a previous version settings is allow from start
  92         if ( (appPrefs.getString("PrefPinCode1", null) == null ) ){
  93             setChangePincodeView(true);
  94             mPinCodeChecked = true;
  95             mNewPasswordEntered = true;
  96
  97         }else{
  98
  99             if (appPrefs.getBoolean("set_pincode", false)){
 100                // pincode activated
 101                if (mActivity.equals("preferences")){
 102                 // PIN has been activated yet
 103                  mPinHdr.setText(R.string.pincode_configure_your_pin);
 104                  mPinHdrExplanation.setVisibility(View.VISIBLE);
 105                  mPinCodeChecked = true ; // No need to check it
 106                  setChangePincodeView(true);
 107                }else{
 108                 // PIN active
 109                  mBCancel.setVisibility(View.INVISIBLE);
 110                  mBCancel.setVisibility(View.GONE);
 111                  mPinHdr.setText(R.string.pincode_enter_pin_code);
 112                  mPinHdrExplanation.setVisibility(View.INVISIBLE);
 113                  setChangePincodeView(false);
 114               }
 115
 116            }else {
 117             // pincode removal
 118               mPinHdr.setText(R.string.pincode_remove_your_pincode);
 119               mPinHdrExplanation.setVisibility(View.INVISIBLE);
 120               mPinCodeChecked = false;
 121               setChangePincodeView(true);
 122            }
 123
 124         }
 125         setTextListeners();
 126
 127         ActionBar actionBar = getSupportActionBar();
 128         actionBar.setIcon(DisplayUtils.getSeasonalIconId());
 129     }
 130
 131
 132
 133     protected void setInitVars(){
 134         mConfirmingPinCode = false;
 135         mPinCodeChecked = false;
 136         mNewPasswordEntered = false;
 137
 138     }
 139
 140     protected void setInitView(){
 141         mBCancel.setVisibility(View.INVISIBLE);
 142         mBCancel.setVisibility(View.GONE);
 143         mPinHdr.setText(R.string.pincode_enter_pin_code);
 144         mPinHdrExplanation.setVisibility(View.INVISIBLE);
 145     }
 146
 147
 148     protected void setChangePincodeView(boolean state){
 149
 150         if(state){
 151         mBCancel.setVisibility(View.VISIBLE);
 152         mBCancel.setOnClickListener(new OnClickListener() {
 153         @Override
 154         public void onClick(View v) {
 155
 156             SharedPreferences.Editor appPrefsE = PreferenceManager
 157                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 158
 159             SharedPreferences appPrefs = PreferenceManager
 160                     .getDefaultSharedPreferences(getApplicationContext());
 161
 162             boolean state = appPrefs.getBoolean("set_pincode", false);
 163             appPrefsE.putBoolean("set_pincode",!state);
 164             appPrefsE.commit();
 165             setInitVars();
 166             finish();
 167             }
 168         });
 169         }
 170
 171     }
 172
 173
 174
 175     /*
 176      *
 177      */
 178     protected void setTextListeners(){
 179
 180         /*------------------------------------------------
 181          *  FIRST BOX
 182          -------------------------------------------------*/
 183
 184         mText1.addTextChangedListener(new TextWatcher() {
 185
 186             @Override
 187             public void onTextChanged(CharSequence s, int start, int before,
 188                     int count) {
 189             }
 190
 191             @Override
 192             public void beforeTextChanged(CharSequence s, int start, int count,
 193                     int after) {
 194             }
 195
 196             @Override
 197             public void afterTextChanged(Editable s) {
 198                 if (s.length() > 0) {
 199                     if (!mConfirmingPinCode){
 200                        mTempText[0] = mText1.getText().toString();
 201
 202                     }
 203                     mText2.requestFocus();
 204                  }
 205             }
 206         });
 207
 208
 209
 210         /*------------------------------------------------
 211          *  SECOND BOX
 212          -------------------------------------------------*/
 213         mText2.addTextChangedListener(new TextWatcher() {
 214
 215             @Override
 216             public void onTextChanged(CharSequence s, int start, int before,
 217                     int count) {
 218             }
 219
 220             @Override
 221             public void beforeTextChanged(CharSequence s, int start, int count,
 222                     int after) {
 223             }
 224
 225             @Override
 226             public void afterTextChanged(Editable s) {
 227                 if (s.length() > 0) {
 228                     if (!mConfirmingPinCode){
 229                         mTempText[1] = mText2.getText().toString();
 230                     }
 231
 232                     mText3.requestFocus();
 233                 }
 234             }
 235         });
 236
 237         mText2.setOnKeyListener(new OnKeyListener() {
 238
 239             @Override
 240             public boolean onKey(View v, int keyCode, KeyEvent event) {
 241                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 242
 243                     mText1.setText("");
 244                     mText1.requestFocus();
 245                     if (!mConfirmingPinCode)
 246                        mTempText[0] = "";
 247                     mBChange= false;
 248
 249                 }else if(!mBChange){
 250                     mBChange=true;
 251
 252                 }
 253                 return false;
 254             }
 255         });
 256
 257         mText2.setOnFocusChangeListener(new OnFocusChangeListener() {
 258
 259             @Override
 260             public void onFocusChange(View v, boolean hasFocus) {
 261                 mText2.setCursorVisible(true);
 262                 if (mText1.getText().toString().equals("")){
 263                     mText2.setSelected(false);
 264                     mText2.setCursorVisible(false);
 265                     mText1.requestFocus();
 266                     mText1.setSelected(true);
 267                     mText1.setSelection(0);
 268                 }
 269
 270             }
 271         });
 272
 273
 274         /*------------------------------------------------
 275          *  THIRD BOX
 276          -------------------------------------------------*/
 277         mText3.addTextChangedListener(new TextWatcher() {
 278
 279             @Override
 280             public void onTextChanged(CharSequence s, int start, int before,
 281                     int count) {
 282             }
 283
 284             @Override
 285             public void beforeTextChanged(CharSequence s, int start, int count,
 286                     int after) {
 287             }
 288
 289             @Override
 290             public void afterTextChanged(Editable s) {
 291                 if (s.length() > 0) {
 292                     if (!mConfirmingPinCode){
 293                         mTempText[2] = mText3.getText().toString();
 294                     }
 295                     mText4.requestFocus();
 296                 }
 297             }
 298         });
 299
 300         mText3.setOnKeyListener(new OnKeyListener() {
 301
 302             @Override
 303             public boolean onKey(View v, int keyCode, KeyEvent event) {
 304                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 305                     mText2.requestFocus();
 306                     if (!mConfirmingPinCode)
 307                         mTempText[1] = "";
 308                     mText2.setText("");
 309                     mBChange= false;
 310
 311                 }else if(!mBChange){
 312                     mBChange=true;
 313
 314                 }
 315                 return false;
 316             }
 317         });
 318
 319         mText3.setOnFocusChangeListener(new OnFocusChangeListener() {
 320
 321             @Override
 322             public void onFocusChange(View v, boolean hasFocus) {
 323                 mText3.setCursorVisible(true);
 324                 if (mText1.getText().toString().equals("")){
 325                     mText3.setSelected(false);
 326                     mText3.setCursorVisible(false);
 327                     mText1.requestFocus();
 328                     mText1.setSelected(true);
 329                     mText1.setSelection(0);
 330                 }else if (mText2.getText().toString().equals("")){
 331                     mText3.setSelected(false);
 332                     mText3.setCursorVisible(false);
 333                     mText2.requestFocus();
 334                     mText2.setSelected(true);
 335                     mText2.setSelection(0);
 336                 }
 337
 338             }
 339         });
 340
 341         /*------------------------------------------------
 342          *  FOURTH BOX
 343          -------------------------------------------------*/
 344         mText4.addTextChangedListener(new TextWatcher() {
 345
 346             @Override
 347             public void onTextChanged(CharSequence s, int start, int before,
 348                     int count) {
 349             }
 350
 351             @Override
 352             public void beforeTextChanged(CharSequence s, int start, int count,
 353                     int after) {
 354             }
 355
 356             @Override
 357             public void afterTextChanged(Editable s) {
 358                 if (s.length() > 0) {
 359
 360                     if (!mConfirmingPinCode){
 361                        mTempText[3] = mText4.getText().toString();
 362                     }
 363                     mText1.requestFocus();
 364
 365                     if (!mPinCodeChecked){
 366                         mPinCodeChecked = checkPincode();
 367                     }
 368
 369                     if (mPinCodeChecked &&
 370                             ( mActivity.equals("FileDisplayActivity") || mActivity.equals("PreviewImageActivity") ) ){
 371                         finish();
 372                     } else if (mPinCodeChecked){
 373
 374                         Intent intent = getIntent();
 375                         String newState = intent.getStringExtra(EXTRA_NEW_STATE);
 376
 377                         if (newState.equals("false")){
 378                             SharedPreferences.Editor appPrefs = PreferenceManager
 379                                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 380                             appPrefs.putBoolean("set_pincode",false);
 381                             appPrefs.commit();
 382
 383                             setInitVars();
 384                             pinCodeEnd(false);
 385
 386                         }else{
 387
 388                             if (!mConfirmingPinCode){
 389                                 pinCodeChangeRequest();
 390
 391                             } else {
 392                                 confirmPincode();
 393                             }
 394                         }
 395
 396
 397                     }
 398                 }
 399             }
 400         });
 401
 402
 403
 404         mText4.setOnKeyListener(new OnKeyListener() {
 405
 406             @Override
 407             public boolean onKey(View v, int keyCode, KeyEvent event) {
 408                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 409                     mText3.requestFocus();
 410                     if (!mConfirmingPinCode)
 411                         mTempText[2]="";
 412                     mText3.setText("");
 413                     mBChange= false;
 414
 415                 }else if(!mBChange){
 416                     mBChange=true;
 417                 }
 418                 return false;
 419             }
 420         });
 421
 422        mText4.setOnFocusChangeListener(new OnFocusChangeListener() {
 423
 424             @Override
 425             public void onFocusChange(View v, boolean hasFocus) {
 426                 mText4.setCursorVisible(true);
 427
 428                 if (mText1.getText().toString().equals("")){
 429                     mText4.setSelected(false);
 430                     mText4.setCursorVisible(false);
 431                     mText1.requestFocus();
 432                     mText1.setSelected(true);
 433                     mText1.setSelection(0);
 434                 }else if (mText2.getText().toString().equals("")){
 435                     mText4.setSelected(false);
 436                     mText4.setCursorVisible(false);
 437                     mText2.requestFocus();
 438                     mText2.setSelected(true);
 439                     mText2.setSelection(0);
 440                 }else if (mText3.getText().toString().equals("")){
 441                     mText4.setSelected(false);
 442                     mText4.setCursorVisible(false);
 443                     mText3.requestFocus();
 444                     mText3.setSelected(true);
 445                     mText3.setSelection(0);
 446                 }
 447
 448             }
 449         });
 450
 451
 452
 453     } // end setTextListener
 454
 455
 456     protected void pinCodeChangeRequest(){
 457
 458         clearBoxes();
 459         mPinHdr.setText(R.string.pincode_reenter_your_pincode);
 460         mPinHdrExplanation.setVisibility(View.INVISIBLE);
 461         mConfirmingPinCode =true;
 462
 463     }
 464
 465
 466     protected boolean checkPincode(){
 467
 468
 469         SharedPreferences appPrefs = PreferenceManager
 470                 .getDefaultSharedPreferences(getApplicationContext());
 471
 472        String pText1 = appPrefs.getString("PrefPinCode1", null);
 473         String pText2 = appPrefs.getString("PrefPinCode2", null);
 474         String pText3 = appPrefs.getString("PrefPinCode3", null);
 475         String pText4 = appPrefs.getString("PrefPinCode4", null);
 476
 477         if ( mTempText[0].equals(pText1) &&
 478              mTempText[1].equals(pText2) &&
 479              mTempText[2].equals(pText3) &&
 480              mTempText[3].equals(pText4) ) {
 481
 482             return true;
 483
 484
 485         }else {
 486             Arrays.fill(mTempText, null);
 487             CharSequence errorSeq = getString(R.string.common_error);
 488             Toast.makeText(this, errorSeq, Toast.LENGTH_LONG).show();
 489
 490             clearBoxes();
 491             mPinHdr.setText(R.string.pincode_enter_pin_code);
 492             mPinHdrExplanation.setVisibility(View.INVISIBLE);
 493             mNewPasswordEntered = true;
 494             mConfirmingPinCode = false;
 495
 496         }
 497
 498
 499         return false;
 500     }
 501
 502     protected void confirmPincode(){
 503
 504         mConfirmingPinCode = false;
 505
 506         String rText1 = mText1.getText().toString();
 507         String rText2 = mText2.getText().toString();
 508         String rText3 = mText3.getText().toString();
 509         String rText4 = mText4.getText().toString();
 510
 511         if ( mTempText[0].equals(rText1) &&
 512              mTempText[1].equals(rText2) &&
 513              mTempText[2].equals(rText3) &&
 514              mTempText[3].equals(rText4) ) {
 515
 516             savePincodeAndExit();
 517
 518         } else {
 519             Arrays.fill(mTempText, null);
 520             CharSequence cseq = getString(R.string.pincode_mismatch);
 521             Toast.makeText(this, cseq, Toast.LENGTH_LONG).show();
 522
 523             mPinHdr.setText(R.string.pincode_configure_your_pin);
 524             mPinHdrExplanation.setVisibility(View.VISIBLE);
 525             clearBoxes();
 526         }
 527
 528     }
 529
 530
 531     protected void pinCodeEnd(boolean state){
 532         CharSequence cseq;
 533         if (state){
 534            cseq = getString(R.string.pincode_stored);
 535         }else{
 536              cseq = getString(R.string.pincode_removed);
 537         }
 538
 539         Toast.makeText(this, cseq, Toast.LENGTH_LONG).show();
 540         finish();
 541     }
 542
 543     protected void savePincodeAndExit(){
 544         SharedPreferences.Editor appPrefs = PreferenceManager
 545                 .getDefaultSharedPreferences(getApplicationContext()).edit();
 546
 547         appPrefs.putString("PrefPinCode1", mTempText[0]);
 548         appPrefs.putString("PrefPinCode2",mTempText[1]);
 549         appPrefs.putString("PrefPinCode3", mTempText[2]);
 550         appPrefs.putString("PrefPinCode4", mTempText[3]);
 551         appPrefs.putBoolean("set_pincode",true);
 552         appPrefs.commit();
 553
 554         pinCodeEnd(true);
 555
 556
 557
 558     }
 559
 560
 561     protected void clearBoxes(){
 562
 563         mText1.setText("");
 564         mText2.setText("");
 565         mText3.setText("");
 566         mText4.setText("");
 567         mText1.requestFocus();
 568     }
 569
 570
 571     @Override
 572     public boolean onKeyDown(int keyCode, KeyEvent event){
 573         if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount()== 0){
 574
 575             if (mActivity.equals("preferences")){
 576                 SharedPreferences.Editor appPrefsE = PreferenceManager
 577
 578                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 579
 580                 SharedPreferences appPrefs = PreferenceManager
 581                     .getDefaultSharedPreferences(getApplicationContext());
 582
 583                 boolean state = appPrefs.getBoolean("set_pincode", false);
 584                 appPrefsE.putBoolean("set_pincode",!state);
 585                 appPrefsE.commit();
 586                 setInitVars();
 587                 finish();
 588             }
 589             return true;
 590
 591         }
 592
 593         return super.onKeyDown(keyCode, event);
 594     }
 595
 596
 597
 598
 599
 600 }