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
  43 public class PinCodeActivity extends SherlockFragmentActivity {
  44
  45
  46     public final static String EXTRA_ACTIVITY = "com.owncloud.android.ui.activity.PinCodeActivity.ACTIVITY";
  47     public final static String EXTRA_NEW_STATE = "com.owncloud.android.ui.activity.PinCodeActivity.NEW_STATE";
  48
  49     private Button mBCancel;
  50     private TextView mPinHdr;
  51     private TextView mPinHdrExplanation;
  52     private EditText mText1;
  53     private EditText mText2;
  54     private EditText mText3;
  55     private EditText mText4;
  56
  57     private String [] mTempText ={"","","",""};
  58
  59     private String mActivity;
  60
  61     private boolean mConfirmingPinCode = false;
  62     private boolean mPinCodeChecked = false;
  63     private boolean mNewPasswordEntered = false;
  64     private boolean mBChange = true; // to control that only one blocks jump
  65     //private int mTCounter ; // Count the number of attempts an user could introduce the PIN code
  66
  67
  68     protected void onCreate(Bundle savedInstanceState) {
  69         super.onCreate(savedInstanceState);
  70         setContentView(R.layout.pincodelock);
  71
  72         Intent intent = getIntent();
  73         mActivity = intent.getStringExtra(EXTRA_ACTIVITY);
  74
  75         mBCancel = (Button) findViewById(R.id.cancel);
  76         mPinHdr = (TextView) findViewById(R.id.pinHdr);
  77         mPinHdrExplanation = (TextView) findViewById(R.id.pinHdrExpl);
  78         mText1 = (EditText) findViewById(R.id.txt1);
  79         mText1.requestFocus();
  80         getWindow().setSoftInputMode(android.view.WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
  81         mText2 = (EditText) findViewById(R.id.txt2);
  82         mText3 = (EditText) findViewById(R.id.txt3);
  83         mText4 = (EditText) findViewById(R.id.txt4);
  84
  85         SharedPreferences appPrefs = PreferenceManager
  86                 .getDefaultSharedPreferences(getApplicationContext());
  87
  88
  89         // Not PIN Code defined yet.
  90         // In a previous version settings is allow from start
  91         if ( (appPrefs.getString("PrefPinCode1", null) == null ) ){
  92             setChangePincodeView(true);
  93             mPinCodeChecked = true;
  94             mNewPasswordEntered = true;
  95
  96         }else{
  97
  98             if (appPrefs.getBoolean("set_pincode", false)){
  99                // pincode activated
 100                if (mActivity.equals("preferences")){
 101                 // PIN has been activated yet
 102                  mPinHdr.setText(R.string.pincode_configure_your_pin);
 103                  mPinHdrExplanation.setVisibility(View.VISIBLE);
 104                  mPinCodeChecked = true ; // No need to check it
 105                  setChangePincodeView(true);
 106                }else{
 107                 // PIN active
 108                  mBCancel.setVisibility(View.INVISIBLE);
 109                  mBCancel.setVisibility(View.GONE);
 110                  mPinHdr.setText(R.string.pincode_enter_pin_code);
 111                  mPinHdrExplanation.setVisibility(View.INVISIBLE);
 112                  setChangePincodeView(false);
 113               }
 114
 115            }else {
 116             // pincode removal
 117               mPinHdr.setText(R.string.pincode_remove_your_pincode);
 118               mPinHdrExplanation.setVisibility(View.INVISIBLE);
 119               mPinCodeChecked = false;
 120               setChangePincodeView(true);
 121            }
 122
 123         }
 124         setTextListeners();
 125
 126         ActionBar actionBar = getSupportActionBar();
 127         actionBar.setIcon(DisplayUtils.getSeasonalIconId());
 128     }
 129
 130
 131
 132     protected void setInitVars(){
 133         mConfirmingPinCode = false;
 134         mPinCodeChecked = false;
 135         mNewPasswordEntered = false;
 136
 137     }
 138
 139     protected void setInitView(){
 140         mBCancel.setVisibility(View.INVISIBLE);
 141         mBCancel.setVisibility(View.GONE);
 142         mPinHdr.setText(R.string.pincode_enter_pin_code);
 143         mPinHdrExplanation.setVisibility(View.INVISIBLE);
 144     }
 145
 146
 147     protected void setChangePincodeView(boolean state){
 148
 149         if(state){
 150         mBCancel.setVisibility(View.VISIBLE);
 151         mBCancel.setOnClickListener(new OnClickListener() {
 152         @Override
 153         public void onClick(View v) {
 154
 155             SharedPreferences.Editor appPrefsE = PreferenceManager
 156                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 157
 158             SharedPreferences appPrefs = PreferenceManager
 159                     .getDefaultSharedPreferences(getApplicationContext());
 160
 161             boolean state = appPrefs.getBoolean("set_pincode", false);
 162             appPrefsE.putBoolean("set_pincode",!state);
 163             appPrefsE.commit();
 164             setInitVars();
 165             finish();
 166             }
 167         });
 168         }
 169
 170     }
 171
 172
 173
 174     /*
 175      *
 176      */
 177     protected void setTextListeners(){
 178
 179         /*------------------------------------------------
 180          *  FIRST BOX
 181          -------------------------------------------------*/
 182
 183         mText1.addTextChangedListener(new TextWatcher() {
 184
 185             @Override
 186             public void onTextChanged(CharSequence s, int start, int before,
 187                     int count) {
 188             }
 189
 190             @Override
 191             public void beforeTextChanged(CharSequence s, int start, int count,
 192                     int after) {
 193             }
 194
 195             @Override
 196             public void afterTextChanged(Editable s) {
 197                 if (s.length() > 0) {
 198                     if (!mConfirmingPinCode){
 199                        mTempText[0] = mText1.getText().toString();
 200
 201                     }
 202                     mText2.requestFocus();
 203                  }
 204             }
 205         });
 206
 207
 208
 209         /*------------------------------------------------
 210          *  SECOND BOX
 211          -------------------------------------------------*/
 212         mText2.addTextChangedListener(new TextWatcher() {
 213
 214             @Override
 215             public void onTextChanged(CharSequence s, int start, int before,
 216                     int count) {
 217             }
 218
 219             @Override
 220             public void beforeTextChanged(CharSequence s, int start, int count,
 221                     int after) {
 222             }
 223
 224             @Override
 225             public void afterTextChanged(Editable s) {
 226                 if (s.length() > 0) {
 227                     if (!mConfirmingPinCode){
 228                         mTempText[1] = mText2.getText().toString();
 229                     }
 230
 231                     mText3.requestFocus();
 232                 }
 233             }
 234         });
 235
 236         mText2.setOnKeyListener(new OnKeyListener() {
 237
 238             @Override
 239             public boolean onKey(View v, int keyCode, KeyEvent event) {
 240                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 241
 242                     mText1.setText("");
 243                     mText1.requestFocus();
 244                     if (!mConfirmingPinCode)
 245                        mTempText[0] = "";
 246                     mBChange= false;
 247
 248                 }else if(!mBChange){
 249                     mBChange=true;
 250
 251                 }
 252                 return false;
 253             }
 254         });
 255
 256         mText2.setOnFocusChangeListener(new OnFocusChangeListener() {
 257
 258             @Override
 259             public void onFocusChange(View v, boolean hasFocus) {
 260                 mText2.setCursorVisible(true);
 261                 if (mText1.getText().toString().equals("")){
 262                     mText2.setSelected(false);
 263                     mText2.setCursorVisible(false);
 264                     mText1.requestFocus();
 265                     mText1.setSelected(true);
 266                     mText1.setSelection(0);
 267                 }
 268
 269             }
 270         });
 271
 272
 273         /*------------------------------------------------
 274          *  THIRD BOX
 275          -------------------------------------------------*/
 276         mText3.addTextChangedListener(new TextWatcher() {
 277
 278             @Override
 279             public void onTextChanged(CharSequence s, int start, int before,
 280                     int count) {
 281             }
 282
 283             @Override
 284             public void beforeTextChanged(CharSequence s, int start, int count,
 285                     int after) {
 286             }
 287
 288             @Override
 289             public void afterTextChanged(Editable s) {
 290                 if (s.length() > 0) {
 291                     if (!mConfirmingPinCode){
 292                         mTempText[2] = mText3.getText().toString();
 293                     }
 294                     mText4.requestFocus();
 295                 }
 296             }
 297         });
 298
 299         mText3.setOnKeyListener(new OnKeyListener() {
 300
 301             @Override
 302             public boolean onKey(View v, int keyCode, KeyEvent event) {
 303                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 304                     mText2.requestFocus();
 305                     if (!mConfirmingPinCode)
 306                         mTempText[1] = "";
 307                     mText2.setText("");
 308                     mBChange= false;
 309
 310                 }else if(!mBChange){
 311                     mBChange=true;
 312
 313                 }
 314                 return false;
 315             }
 316         });
 317
 318         mText3.setOnFocusChangeListener(new OnFocusChangeListener() {
 319
 320             @Override
 321             public void onFocusChange(View v, boolean hasFocus) {
 322                 mText3.setCursorVisible(true);
 323                 if (mText1.getText().toString().equals("")){
 324                     mText3.setSelected(false);
 325                     mText3.setCursorVisible(false);
 326                     mText1.requestFocus();
 327                     mText1.setSelected(true);
 328                     mText1.setSelection(0);
 329                 }else if (mText2.getText().toString().equals("")){
 330                     mText3.setSelected(false);
 331                     mText3.setCursorVisible(false);
 332                     mText2.requestFocus();
 333                     mText2.setSelected(true);
 334                     mText2.setSelection(0);
 335                 }
 336
 337             }
 338         });
 339
 340         /*------------------------------------------------
 341          *  FOURTH BOX
 342          -------------------------------------------------*/
 343         mText4.addTextChangedListener(new TextWatcher() {
 344
 345             @Override
 346             public void onTextChanged(CharSequence s, int start, int before,
 347                     int count) {
 348             }
 349
 350             @Override
 351             public void beforeTextChanged(CharSequence s, int start, int count,
 352                     int after) {
 353             }
 354
 355             @Override
 356             public void afterTextChanged(Editable s) {
 357                 if (s.length() > 0) {
 358
 359                     if (!mConfirmingPinCode){
 360                        mTempText[3] = mText4.getText().toString();
 361                     }
 362                     mText1.requestFocus();
 363
 364                     if (!mPinCodeChecked){
 365                         mPinCodeChecked = checkPincode();
 366                     }
 367
 368                     if (mPinCodeChecked &&
 369                             ( mActivity.equals("FileDisplayActivity") || mActivity.equals("PreviewImageActivity") ) ){
 370                         finish();
 371                     } else if (mPinCodeChecked){
 372
 373                         Intent intent = getIntent();
 374                         String newState = intent.getStringExtra(EXTRA_NEW_STATE);
 375
 376                         if (newState.equals("false")){
 377                             SharedPreferences.Editor appPrefs = PreferenceManager
 378                                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 379                             appPrefs.putBoolean("set_pincode",false);
 380                             appPrefs.commit();
 381
 382                             setInitVars();
 383                             pinCodeEnd(false);
 384
 385                         }else{
 386
 387                             if (!mConfirmingPinCode){
 388                                 pinCodeChangeRequest();
 389
 390                             } else {
 391                                 confirmPincode();
 392                             }
 393                         }
 394
 395
 396                     }
 397                 }
 398             }
 399         });
 400
 401
 402
 403         mText4.setOnKeyListener(new OnKeyListener() {
 404
 405             @Override
 406             public boolean onKey(View v, int keyCode, KeyEvent event) {
 407                 if (keyCode == KeyEvent.KEYCODE_DEL && mBChange) {
 408                     mText3.requestFocus();
 409                     if (!mConfirmingPinCode)
 410                         mTempText[2]="";
 411                     mText3.setText("");
 412                     mBChange= false;
 413
 414                 }else if(!mBChange){
 415                     mBChange=true;
 416                 }
 417                 return false;
 418             }
 419         });
 420
 421        mText4.setOnFocusChangeListener(new OnFocusChangeListener() {
 422
 423             @Override
 424             public void onFocusChange(View v, boolean hasFocus) {
 425                 mText4.setCursorVisible(true);
 426
 427                 if (mText1.getText().toString().equals("")){
 428                     mText4.setSelected(false);
 429                     mText4.setCursorVisible(false);
 430                     mText1.requestFocus();
 431                     mText1.setSelected(true);
 432                     mText1.setSelection(0);
 433                 }else if (mText2.getText().toString().equals("")){
 434                     mText4.setSelected(false);
 435                     mText4.setCursorVisible(false);
 436                     mText2.requestFocus();
 437                     mText2.setSelected(true);
 438                     mText2.setSelection(0);
 439                 }else if (mText3.getText().toString().equals("")){
 440                     mText4.setSelected(false);
 441                     mText4.setCursorVisible(false);
 442                     mText3.requestFocus();
 443                     mText3.setSelected(true);
 444                     mText3.setSelection(0);
 445                 }
 446
 447             }
 448         });
 449
 450
 451
 452     } // end setTextListener
 453
 454
 455     protected void pinCodeChangeRequest(){
 456
 457         clearBoxes();
 458         mPinHdr.setText(R.string.pincode_reenter_your_pincode);
 459         mPinHdrExplanation.setVisibility(View.INVISIBLE);
 460         mConfirmingPinCode =true;
 461
 462     }
 463
 464
 465     protected boolean checkPincode(){
 466
 467
 468         SharedPreferences appPrefs = PreferenceManager
 469                 .getDefaultSharedPreferences(getApplicationContext());
 470
 471        String pText1 = appPrefs.getString("PrefPinCode1", null);
 472         String pText2 = appPrefs.getString("PrefPinCode2", null);
 473         String pText3 = appPrefs.getString("PrefPinCode3", null);
 474         String pText4 = appPrefs.getString("PrefPinCode4", null);
 475
 476         if ( mTempText[0].equals(pText1) &&
 477              mTempText[1].equals(pText2) &&
 478              mTempText[2].equals(pText3) &&
 479              mTempText[3].equals(pText4) ) {
 480
 481             return true;
 482
 483
 484         }else {
 485             Arrays.fill(mTempText, null);
 486             AlertDialog aDialog = new AlertDialog.Builder(this).create();
 487             CharSequence errorSeq = getString(R.string.common_error);
 488             aDialog.setTitle(errorSeq);
 489             CharSequence cseq = getString(R.string.pincode_wrong);
 490             aDialog.setMessage(cseq);
 491             CharSequence okSeq = getString(R.string.common_ok);
 492             aDialog.setButton(okSeq, new DialogInterface.OnClickListener(){
 493
 494                 @Override
 495                 public void onClick(DialogInterface dialog, int which) {
 496                    return;
 497                 }
 498
 499             });
 500             aDialog.show();
 501             clearBoxes();
 502             mPinHdr.setText(R.string.pincode_enter_pin_code);
 503             mPinHdrExplanation.setVisibility(View.INVISIBLE);
 504             mNewPasswordEntered = true;
 505             mConfirmingPinCode = false;
 506
 507         }
 508
 509
 510         return false;
 511     }
 512
 513     protected void confirmPincode(){
 514
 515         mConfirmingPinCode = false;
 516
 517         String rText1 = mText1.getText().toString();
 518         String rText2 = mText2.getText().toString();
 519         String rText3 = mText3.getText().toString();
 520         String rText4 = mText4.getText().toString();
 521
 522         if ( mTempText[0].equals(rText1) &&
 523              mTempText[1].equals(rText2) &&
 524              mTempText[2].equals(rText3) &&
 525              mTempText[3].equals(rText4) ) {
 526
 527             savePincodeAndExit();
 528
 529         } else {
 530
 531             Arrays.fill(mTempText, null);
 532             AlertDialog aDialog = new AlertDialog.Builder(this).create();
 533             CharSequence errorSeq = getString(R.string.common_error);
 534             aDialog.setTitle(errorSeq);
 535             CharSequence cseq = getString(R.string.pincode_mismatch);
 536             aDialog.setMessage(cseq);
 537             CharSequence okSeq = getString(R.string.common_ok);
 538             aDialog.setButton(okSeq, new DialogInterface.OnClickListener(){
 539
 540                 @Override
 541                 public void onClick(DialogInterface dialog, int which) {
 542                    return;
 543                 }
 544
 545             });
 546             aDialog.show();
 547             mPinHdr.setText(R.string.pincode_configure_your_pin);
 548             mPinHdrExplanation.setVisibility(View.VISIBLE);
 549             clearBoxes();
 550         }
 551
 552     }
 553
 554
 555     protected void pinCodeEnd(boolean state){
 556         AlertDialog aDialog = new AlertDialog.Builder(this).create();
 557
 558         if (state){
 559             CharSequence saveSeq = getString(R.string.common_save_exit);
 560             aDialog.setTitle(saveSeq);
 561             CharSequence cseq = getString(R.string.pincode_stored);
 562             aDialog.setMessage(cseq);
 563
 564         }else{
 565             CharSequence saveSeq = getString(R.string.common_save_exit);
 566             aDialog.setTitle(saveSeq);
 567             CharSequence cseq = getString(R.string.pincode_removed);
 568             aDialog.setMessage(cseq);
 569
 570         }
 571         CharSequence okSeq = getString(R.string.common_ok);
 572         aDialog.setButton(okSeq, new DialogInterface.OnClickListener(){
 573
 574             @Override
 575             public void onClick(DialogInterface dialog, int which) {
 576                 finish();
 577                 return;
 578             }
 579
 580         });
 581         aDialog.show();
 582     }
 583
 584     protected void savePincodeAndExit(){
 585         SharedPreferences.Editor appPrefs = PreferenceManager
 586                 .getDefaultSharedPreferences(getApplicationContext()).edit();
 587
 588         appPrefs.putString("PrefPinCode1", mTempText[0]);
 589         appPrefs.putString("PrefPinCode2",mTempText[1]);
 590         appPrefs.putString("PrefPinCode3", mTempText[2]);
 591         appPrefs.putString("PrefPinCode4", mTempText[3]);
 592         appPrefs.putBoolean("set_pincode",true);
 593         appPrefs.commit();
 594
 595         pinCodeEnd(true);
 596
 597
 598
 599     }
 600
 601
 602     protected void clearBoxes(){
 603
 604         mText1.setText("");
 605         mText2.setText("");
 606         mText3.setText("");
 607         mText4.setText("");
 608         mText1.requestFocus();
 609     }
 610
 611
 612     @Override
 613     public boolean onKeyDown(int keyCode, KeyEvent event){
 614         if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount()== 0){
 615
 616             if (mActivity.equals("preferences")){
 617                 SharedPreferences.Editor appPrefsE = PreferenceManager
 618
 619                     .getDefaultSharedPreferences(getApplicationContext()).edit();
 620
 621                 SharedPreferences appPrefs = PreferenceManager
 622                     .getDefaultSharedPreferences(getApplicationContext());
 623
 624                 boolean state = appPrefs.getBoolean("set_pincode", false);
 625                 appPrefsE.putBoolean("set_pincode",!state);
 626                 appPrefsE.commit();
 627                 setInitVars();
 628                 finish();
 629             }
 630             return true;
 631
 632         }
 633
 634         return super.onKeyDown(keyCode, event);
 635     }
 636
 637
 638
 639
 640
 641 }