1 /** 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.phone.settings; 18 19 import android.app.Dialog; 20 import android.content.DialogInterface; 21 import android.content.Intent; 22 import android.database.Cursor; 23 import android.os.AsyncResult; 24 import android.os.Bundle; 25 import android.os.Handler; 26 import android.os.Message; 27 import android.os.PersistableBundle; 28 import android.os.UserManager; 29 import android.preference.Preference; 30 import android.preference.PreferenceActivity; 31 import android.preference.PreferenceScreen; 32 import android.provider.ContactsContract.CommonDataKinds; 33 import android.provider.Settings; 34 import android.telecom.PhoneAccountHandle; 35 import android.telephony.CarrierConfigManager; 36 import android.telephony.TelephonyManager; 37 import android.text.BidiFormatter; 38 import android.text.TextDirectionHeuristics; 39 import android.text.TextUtils; 40 import android.util.Log; 41 import android.view.MenuItem; 42 import android.widget.ListAdapter; 43 import android.widget.Toast; 44 45 import com.android.internal.telephony.CallForwardInfo; 46 import com.android.internal.telephony.CommandsInterface; 47 import com.android.internal.telephony.Phone; 48 import com.android.internal.telephony.PhoneConstants; 49 import com.android.internal.telephony.util.NotificationChannelController; 50 import com.android.phone.EditPhoneNumberPreference; 51 import com.android.phone.PhoneGlobals; 52 import com.android.phone.PhoneUtils; 53 import com.android.phone.R; 54 import com.android.phone.SubscriptionInfoHelper; 55 56 import java.util.Collection; 57 import java.util.HashMap; 58 import java.util.HashSet; 59 import java.util.Iterator; 60 import java.util.Map; 61 62 public class VoicemailSettingsActivity extends PreferenceActivity 63 implements DialogInterface.OnClickListener, 64 Preference.OnPreferenceChangeListener, 65 EditPhoneNumberPreference.OnDialogClosedListener, 66 EditPhoneNumberPreference.GetDefaultNumberListener{ 67 private static final String LOG_TAG = VoicemailSettingsActivity.class.getSimpleName(); 68 private static final boolean DBG = (PhoneGlobals.DBG_LEVEL >= 2); 69 70 /** 71 * Intent action to bring up Voicemail Provider settings 72 * DO NOT RENAME. There are existing apps which use this intent value. 73 */ 74 public static final String ACTION_ADD_VOICEMAIL = 75 "com.android.phone.CallFeaturesSetting.ADD_VOICEMAIL"; 76 77 /** 78 * Intent action to bring up the {@code VoicemailSettingsActivity}. 79 * DO NOT RENAME. There are existing apps which use this intent value. 80 */ 81 public static final String ACTION_CONFIGURE_VOICEMAIL = 82 "com.android.phone.CallFeaturesSetting.CONFIGURE_VOICEMAIL"; 83 84 // Extra put in the return from VM provider config containing voicemail number to set 85 public static final String VM_NUMBER_EXTRA = "com.android.phone.VoicemailNumber"; 86 // Extra put in the return from VM provider config containing call forwarding number to set 87 public static final String FWD_NUMBER_EXTRA = "com.android.phone.ForwardingNumber"; 88 // Extra put in the return from VM provider config containing call forwarding number to set 89 public static final String FWD_NUMBER_TIME_EXTRA = "com.android.phone.ForwardingNumberTime"; 90 // If the VM provider returns non null value in this extra we will force the user to 91 // choose another VM provider 92 public static final String SIGNOUT_EXTRA = "com.android.phone.Signout"; 93 94 /** 95 * String Extra put into ACTION_ADD_VOICEMAIL call to indicate which provider should be hidden 96 * in the list of providers presented to the user. This allows a provider which is being 97 * disabled (e.g. GV user logging out) to force the user to pick some other provider. 98 */ 99 public static final String IGNORE_PROVIDER_EXTRA = "com.android.phone.ProviderToIgnore"; 100 101 /** 102 * String Extra put into ACTION_ADD_VOICEMAIL to indicate that the voicemail setup screen should 103 * be opened. 104 */ 105 public static final String SETUP_VOICEMAIL_EXTRA = "com.android.phone.SetupVoicemail"; 106 107 // TODO: Define these preference keys in XML. 108 private static final String BUTTON_VOICEMAIL_KEY = "button_voicemail_key"; 109 private static final String BUTTON_VOICEMAIL_PROVIDER_KEY = "button_voicemail_provider_key"; 110 private static final String BUTTON_VOICEMAIL_SETTING_KEY = "button_voicemail_setting_key"; 111 112 /** Event for Async voicemail change call */ 113 private static final int EVENT_VOICEMAIL_CHANGED = 500; 114 private static final int EVENT_FORWARDING_CHANGED = 501; 115 private static final int EVENT_FORWARDING_GET_COMPLETED = 502; 116 117 /** Handle to voicemail pref */ 118 private static final int VOICEMAIL_PREF_ID = 1; 119 private static final int VOICEMAIL_PROVIDER_CFG_ID = 2; 120 121 /** 122 * Results of reading forwarding settings 123 */ 124 private CallForwardInfo[] mForwardingReadResults = null; 125 126 /** 127 * Result of forwarding number change. 128 * Keys are reasons (eg. unconditional forwarding). 129 */ 130 private Map<Integer, AsyncResult> mForwardingChangeResults = null; 131 132 /** 133 * Expected CF read result types. 134 * This set keeps track of the CF types for which we've issued change 135 * commands so we can tell when we've received all of the responses. 136 */ 137 private Collection<Integer> mExpectedChangeResultReasons = null; 138 139 /** 140 * Result of vm number change 141 */ 142 private AsyncResult mVoicemailChangeResult = null; 143 144 /** 145 * Previous VM provider setting so we can return to it in case of failure. 146 */ 147 private String mPreviousVMProviderKey = null; 148 149 /** 150 * Id of the dialog being currently shown. 151 */ 152 private int mCurrentDialogId = 0; 153 154 /** 155 * Flag indicating that we are invoking settings for the voicemail provider programmatically 156 * due to vm provider change. 157 */ 158 private boolean mVMProviderSettingsForced = false; 159 160 /** 161 * Flag indicating that we are making changes to vm or fwd numbers 162 * due to vm provider change. 163 */ 164 private boolean mChangingVMorFwdDueToProviderChange = false; 165 166 /** 167 * True if we are in the process of vm & fwd number change and vm has already been changed. 168 * This is used to decide what to do in case of rollback. 169 */ 170 private boolean mVMChangeCompletedSuccessfully = false; 171 172 /** 173 * True if we had full or partial failure setting forwarding numbers and so need to roll them 174 * back. 175 */ 176 private boolean mFwdChangesRequireRollback = false; 177 178 /** 179 * Id of error msg to display to user once we are done reverting the VM provider to the previous 180 * one. 181 */ 182 private int mVMOrFwdSetError = 0; 183 184 /** string to hold old voicemail number as it is being updated. */ 185 private String mOldVmNumber; 186 187 // New call forwarding settings and vm number we will be setting 188 // Need to save these since before we get to saving we need to asynchronously 189 // query the existing forwarding settings. 190 private CallForwardInfo[] mNewFwdSettings; 191 private String mNewVMNumber; 192 193 /** 194 * Used to indicate that the voicemail preference should be shown. 195 */ 196 private boolean mShowVoicemailPreference = false; 197 198 private boolean mForeground; 199 private Phone mPhone; 200 private SubscriptionInfoHelper mSubscriptionInfoHelper; 201 202 private EditPhoneNumberPreference mSubMenuVoicemailSettings = null; 203 private VoicemailProviderListPreference mVoicemailProviders; 204 private PreferenceScreen mVoicemailSettings; 205 private Preference mVoicemailNotificationPreference; 206 207 //********************************************************************************************* 208 // Preference Activity Methods 209 //********************************************************************************************* 210 211 @Override onCreate(Bundle icicle)212 protected void onCreate(Bundle icicle) { 213 super.onCreate(icicle); 214 // Make sure we are running as the primary user only 215 UserManager userManager = getApplicationContext().getSystemService(UserManager.class); 216 if (!userManager.isPrimaryUser()) { 217 Toast.makeText(this, R.string.voice_number_setting_primary_user_only, 218 Toast.LENGTH_SHORT).show(); 219 finish(); 220 return; 221 } 222 // Show the voicemail preference in onResume if the calling intent specifies the 223 // ACTION_ADD_VOICEMAIL action. 224 mShowVoicemailPreference = (icicle == null) && 225 TextUtils.equals(getIntent().getAction(), ACTION_ADD_VOICEMAIL); 226 227 PhoneAccountHandle phoneAccountHandle = (PhoneAccountHandle) 228 getIntent().getParcelableExtra(TelephonyManager.EXTRA_PHONE_ACCOUNT_HANDLE); 229 if (phoneAccountHandle != null) { 230 getIntent().putExtra(SubscriptionInfoHelper.SUB_ID_EXTRA, 231 PhoneUtils.getSubIdForPhoneAccountHandle(phoneAccountHandle)); 232 } 233 mSubscriptionInfoHelper = new SubscriptionInfoHelper(this, getIntent()); 234 mSubscriptionInfoHelper.setActionBarTitle( 235 getActionBar(), getResources(), R.string.voicemail_settings_with_label); 236 mPhone = mSubscriptionInfoHelper.getPhone(); 237 addPreferencesFromResource(R.xml.voicemail_settings); 238 239 mVoicemailNotificationPreference = 240 findPreference(getString(R.string.voicemail_notifications_key)); 241 if (mSubMenuVoicemailSettings == null) { 242 mSubMenuVoicemailSettings = 243 (EditPhoneNumberPreference) findPreference(BUTTON_VOICEMAIL_KEY); 244 } 245 final Intent intent = new Intent(Settings.ACTION_CHANNEL_NOTIFICATION_SETTINGS); 246 intent.putExtra(Settings.EXTRA_CHANNEL_ID, 247 NotificationChannelController.CHANNEL_ID_VOICE_MAIL); 248 intent.putExtra(Settings.EXTRA_APP_PACKAGE, mPhone.getContext().getPackageName()); 249 mVoicemailNotificationPreference.setIntent(intent); 250 } 251 252 @Override onResume()253 protected void onResume() { 254 super.onResume(); 255 mForeground = true; 256 257 if (mSubMenuVoicemailSettings != null) { 258 mSubMenuVoicemailSettings.setParentActivity(this, VOICEMAIL_PREF_ID, this); 259 mSubMenuVoicemailSettings.setDialogOnClosedListener(this); 260 mSubMenuVoicemailSettings.setDialogTitle(R.string.voicemail_settings_number_label); 261 if (!getBooleanCarrierConfig( 262 CarrierConfigManager.KEY_EDITABLE_VOICEMAIL_NUMBER_SETTING_BOOL)) { 263 mSubMenuVoicemailSettings.setEnabled(false); 264 } 265 } 266 267 mVoicemailProviders = (VoicemailProviderListPreference) findPreference( 268 BUTTON_VOICEMAIL_PROVIDER_KEY); 269 mVoicemailProviders.init(mPhone, getIntent()); 270 mVoicemailProviders.setOnPreferenceChangeListener(this); 271 mPreviousVMProviderKey = mVoicemailProviders.getValue(); 272 273 mVoicemailSettings = (PreferenceScreen) findPreference(BUTTON_VOICEMAIL_SETTING_KEY); 274 275 maybeHidePublicSettings(); 276 277 updateVMPreferenceWidgets(mVoicemailProviders.getValue()); 278 279 // check the intent that started this activity and pop up the voicemail 280 // dialog if we've been asked to. 281 // If we have at least one non default VM provider registered then bring up 282 // the selection for the VM provider, otherwise bring up a VM number dialog. 283 // We only bring up the dialog the first time we are called (not after orientation change) 284 if (mShowVoicemailPreference) { 285 if (DBG) log("ACTION_ADD_VOICEMAIL Intent is thrown"); 286 if (mVoicemailProviders.hasMoreThanOneVoicemailProvider()) { 287 if (DBG) log("Voicemail data has more than one provider."); 288 simulatePreferenceClick(mVoicemailProviders); 289 } else { 290 onPreferenceChange(mVoicemailProviders, VoicemailProviderListPreference.DEFAULT_KEY); 291 mVoicemailProviders.setValue(VoicemailProviderListPreference.DEFAULT_KEY); 292 } 293 mShowVoicemailPreference = false; 294 } 295 296 updateVoiceNumberField(); 297 mVMProviderSettingsForced = false; 298 } 299 300 /** 301 * Hides a subset of voicemail settings if required by the intent extra. This is used by the 302 * default dialer to show "advanced" voicemail settings from its own custom voicemail settings 303 * UI. 304 */ maybeHidePublicSettings()305 private void maybeHidePublicSettings() { 306 if(!getIntent().getBooleanExtra(TelephonyManager.EXTRA_HIDE_PUBLIC_SETTINGS, false)){ 307 return; 308 } 309 if (DBG) { 310 log("maybeHidePublicSettings: settings hidden by EXTRA_HIDE_PUBLIC_SETTINGS"); 311 } 312 PreferenceScreen preferenceScreen = getPreferenceScreen(); 313 preferenceScreen.removePreference(mVoicemailNotificationPreference); 314 } 315 316 @Override onPause()317 public void onPause() { 318 super.onPause(); 319 mForeground = false; 320 } 321 322 @Override onOptionsItemSelected(MenuItem item)323 public boolean onOptionsItemSelected(MenuItem item) { 324 if (item.getItemId() == android.R.id.home) { 325 onBackPressed(); 326 return true; 327 } 328 return super.onOptionsItemSelected(item); 329 } 330 331 @Override onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference)332 public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { 333 if (preference == mSubMenuVoicemailSettings) { 334 return true; 335 } else if (preference.getKey().equals(mVoicemailSettings.getKey())) { 336 // Check key instead of comparing reference because closing the voicemail notification 337 // ringtone dialog invokes onResume(), but leaves the old preference screen up, 338 // TODO: Revert to checking reference after migrating voicemail to its own activity. 339 if (DBG) log("onPreferenceTreeClick: Voicemail Settings Preference is clicked."); 340 341 final Dialog dialog = ((PreferenceScreen) preference).getDialog(); 342 if (dialog != null) { 343 dialog.getActionBar().setDisplayHomeAsUpEnabled(false); 344 } 345 346 mSubMenuVoicemailSettings = 347 (EditPhoneNumberPreference) findPreference(BUTTON_VOICEMAIL_KEY); 348 mSubMenuVoicemailSettings.setParentActivity(this, VOICEMAIL_PREF_ID, this); 349 mSubMenuVoicemailSettings.setDialogOnClosedListener(this); 350 mSubMenuVoicemailSettings.setDialogTitle(R.string.voicemail_settings_number_label); 351 updateVoiceNumberField(); 352 353 if (preference.getIntent() != null) { 354 if (DBG) log("Invoking cfg intent " + preference.getIntent().getPackage()); 355 356 // onActivityResult() will be responsible for resetting some of variables. 357 this.startActivityForResult(preference.getIntent(), VOICEMAIL_PROVIDER_CFG_ID); 358 return true; 359 } else { 360 if (DBG) log("onPreferenceTreeClick(). No intent; use default behavior in xml."); 361 362 // onActivityResult() will not be called, so reset variables here. 363 mPreviousVMProviderKey = VoicemailProviderListPreference.DEFAULT_KEY; 364 mVMProviderSettingsForced = false; 365 return false; 366 } 367 } 368 return false; 369 } 370 371 /** 372 * Implemented to support onPreferenceChangeListener to look for preference changes. 373 * 374 * @param preference is the preference to be changed 375 * @param objValue should be the value of the selection, NOT its localized 376 * display value. 377 */ 378 @Override onPreferenceChange(Preference preference, Object objValue)379 public boolean onPreferenceChange(Preference preference, Object objValue) { 380 if (DBG) log("onPreferenceChange: \"" + preference + "\" changed to \"" + objValue + "\""); 381 382 if (preference == mVoicemailProviders) { 383 final String newProviderKey = (String) objValue; 384 385 // If previous provider key and the new one is same, we don't need to handle it. 386 if (mPreviousVMProviderKey.equals(newProviderKey)) { 387 if (DBG) log("No change is made to the VM provider setting."); 388 return true; 389 } 390 updateVMPreferenceWidgets(newProviderKey); 391 392 final VoicemailProviderSettings newProviderSettings = 393 VoicemailProviderSettingsUtil.load(this, newProviderKey); 394 395 // If the user switches to a voice mail provider and we have numbers stored for it we 396 // will automatically change the phone's voice mail and forwarding number to the stored 397 // ones. Otherwise we will bring up provider's configuration UI. 398 if (newProviderSettings == null) { 399 // Force the user into a configuration of the chosen provider 400 Log.w(LOG_TAG, "Saved preferences not found - invoking config"); 401 mVMProviderSettingsForced = true; 402 simulatePreferenceClick(mVoicemailSettings); 403 } else { 404 if (DBG) log("Saved preferences found - switching to them"); 405 // Set this flag so if we get a failure we revert to previous provider 406 mChangingVMorFwdDueToProviderChange = true; 407 saveVoiceMailAndForwardingNumber(newProviderKey, newProviderSettings); 408 } 409 } 410 // Always let the preference setting proceed. 411 return true; 412 } 413 414 /** 415 * Implemented for EditPhoneNumberPreference.GetDefaultNumberListener. 416 * This method set the default values for the various 417 * EditPhoneNumberPreference dialogs. 418 */ 419 @Override onGetDefaultNumber(EditPhoneNumberPreference preference)420 public String onGetDefaultNumber(EditPhoneNumberPreference preference) { 421 if (preference == mSubMenuVoicemailSettings) { 422 // update the voicemail number field, which takes care of the 423 // mSubMenuVoicemailSettings itself, so we should return null. 424 if (DBG) log("updating default for voicemail dialog"); 425 updateVoiceNumberField(); 426 return null; 427 } 428 429 String vmDisplay = mPhone.getVoiceMailNumber(); 430 if (TextUtils.isEmpty(vmDisplay)) { 431 // if there is no voicemail number, we just return null to 432 // indicate no contribution. 433 return null; 434 } 435 436 // Return the voicemail number prepended with "VM: " 437 if (DBG) log("updating default for call forwarding dialogs"); 438 return getString(R.string.voicemail_abbreviated) + " " + vmDisplay; 439 } 440 441 @Override onActivityResult(int requestCode, int resultCode, Intent data)442 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 443 if (DBG) { 444 log("onActivityResult: requestCode: " + requestCode 445 + ", resultCode: " + resultCode 446 + ", data: " + data); 447 } 448 449 // there are cases where the contact picker may end up sending us more than one 450 // request. We want to ignore the request if we're not in the correct state. 451 if (requestCode == VOICEMAIL_PROVIDER_CFG_ID) { 452 boolean failure = false; 453 454 // No matter how the processing of result goes lets clear the flag 455 if (DBG) log("mVMProviderSettingsForced: " + mVMProviderSettingsForced); 456 final boolean isVMProviderSettingsForced = mVMProviderSettingsForced; 457 mVMProviderSettingsForced = false; 458 459 String vmNum = null; 460 if (resultCode != RESULT_OK) { 461 if (DBG) log("onActivityResult: vm provider cfg result not OK."); 462 failure = true; 463 } else { 464 if (data == null) { 465 if (DBG) log("onActivityResult: vm provider cfg result has no data"); 466 failure = true; 467 } else { 468 if (data.getBooleanExtra(SIGNOUT_EXTRA, false)) { 469 if (DBG) log("Provider requested signout"); 470 if (isVMProviderSettingsForced) { 471 if (DBG) log("Going back to previous provider on signout"); 472 switchToPreviousVoicemailProvider(); 473 } else { 474 final String victim = mVoicemailProviders.getKey(); 475 if (DBG) log("Relaunching activity and ignoring " + victim); 476 Intent i = new Intent(ACTION_ADD_VOICEMAIL); 477 i.putExtra(IGNORE_PROVIDER_EXTRA, victim); 478 i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); 479 this.startActivity(i); 480 } 481 return; 482 } 483 vmNum = data.getStringExtra(VM_NUMBER_EXTRA); 484 if (vmNum == null || vmNum.length() == 0) { 485 if (DBG) log("onActivityResult: vm provider cfg result has no vmnum"); 486 failure = true; 487 } 488 } 489 } 490 if (failure) { 491 if (DBG) log("Failure in return from voicemail provider."); 492 if (isVMProviderSettingsForced) { 493 switchToPreviousVoicemailProvider(); 494 } 495 496 return; 497 } 498 mChangingVMorFwdDueToProviderChange = isVMProviderSettingsForced; 499 final String fwdNum = data.getStringExtra(FWD_NUMBER_EXTRA); 500 501 // TODO: It would be nice to load the current network setting for this and 502 // send it to the provider when it's config is invoked so it can use this as default 503 final int fwdNumTime = data.getIntExtra(FWD_NUMBER_TIME_EXTRA, 20); 504 505 if (DBG) log("onActivityResult: cfg result has forwarding number " + fwdNum); 506 saveVoiceMailAndForwardingNumber(mVoicemailProviders.getKey(), 507 new VoicemailProviderSettings(vmNum, fwdNum, fwdNumTime)); 508 return; 509 } 510 511 if (requestCode == VOICEMAIL_PREF_ID) { 512 if (resultCode != RESULT_OK) { 513 if (DBG) log("onActivityResult: contact picker result not OK."); 514 return; 515 } 516 517 Cursor cursor = null; 518 try { 519 cursor = getContentResolver().query(data.getData(), 520 new String[] { CommonDataKinds.Phone.NUMBER }, null, null, null); 521 if ((cursor == null) || (!cursor.moveToFirst())) { 522 if (DBG) log("onActivityResult: bad contact data, no results found."); 523 return; 524 } 525 if (mSubMenuVoicemailSettings != null) { 526 mSubMenuVoicemailSettings.onPickActivityResult(cursor.getString(0)); 527 } else { 528 Log.w(LOG_TAG, "VoicemailSettingsActivity destroyed while setting contacts."); 529 } 530 return; 531 } finally { 532 if (cursor != null) { 533 cursor.close(); 534 } 535 } 536 } 537 538 super.onActivityResult(requestCode, resultCode, data); 539 } 540 541 /** 542 * Simulates user clicking on a passed preference. 543 * Usually needed when the preference is a dialog preference and we want to invoke 544 * a dialog for this preference programmatically. 545 * TODO: figure out if there is a cleaner way to cause preference dlg to come up 546 */ simulatePreferenceClick(Preference preference)547 private void simulatePreferenceClick(Preference preference) { 548 // Go through settings until we find our setting 549 // and then simulate a click on it to bring up the dialog 550 final ListAdapter adapter = getPreferenceScreen().getRootAdapter(); 551 for (int idx = 0; idx < adapter.getCount(); idx++) { 552 if (adapter.getItem(idx) == preference) { 553 getPreferenceScreen().onItemClick(this.getListView(), 554 null, idx, adapter.getItemId(idx)); 555 break; 556 } 557 } 558 } 559 560 /** 561 * Get the boolean config from carrier config manager. 562 * 563 * @param key config key defined in CarrierConfigManager 564 * @return boolean value of corresponding key. 565 */ getBooleanCarrierConfig(String key)566 private boolean getBooleanCarrierConfig(String key) { 567 PersistableBundle b = PhoneGlobals.getInstance() 568 .getCarrierConfigForSubId(mPhone.getSubId()); 569 570 if (b == null) { 571 b = PhoneGlobals.getInstance().getCarrierConfig(); 572 } 573 574 return b.getBoolean(key); 575 } 576 577 578 //********************************************************************************************* 579 // Activity Dialog Methods 580 //********************************************************************************************* 581 582 @Override onPrepareDialog(int id, Dialog dialog)583 protected void onPrepareDialog(int id, Dialog dialog) { 584 super.onPrepareDialog(id, dialog); 585 mCurrentDialogId = id; 586 } 587 588 // dialog creation method, called by showDialog() 589 @Override onCreateDialog(int dialogId)590 protected Dialog onCreateDialog(int dialogId) { 591 return VoicemailDialogUtil.getDialog(this, dialogId); 592 } 593 594 @Override onDialogClosed(EditPhoneNumberPreference preference, int buttonClicked)595 public void onDialogClosed(EditPhoneNumberPreference preference, int buttonClicked) { 596 if (DBG) log("onDialogClosed: Button clicked is " + buttonClicked); 597 598 if (buttonClicked == DialogInterface.BUTTON_NEGATIVE) { 599 return; 600 } 601 602 if (preference == mSubMenuVoicemailSettings) { 603 VoicemailProviderSettings newSettings = new VoicemailProviderSettings( 604 mSubMenuVoicemailSettings.getPhoneNumber(), 605 VoicemailProviderSettings.NO_FORWARDING); 606 saveVoiceMailAndForwardingNumber(mVoicemailProviders.getKey(), newSettings); 607 } 608 } 609 610 /** 611 * Wrapper around showDialog() that will silently do nothing if we're 612 * not in the foreground. 613 * 614 * This is useful here because most of the dialogs we display from 615 * this class are triggered by asynchronous events (like 616 * success/failure messages from the telephony layer) and it's 617 * possible for those events to come in even after the user has gone 618 * to a different screen. 619 */ 620 // TODO: this is too brittle: it's still easy to accidentally add new 621 // code here that calls showDialog() directly (which will result in a 622 // WindowManager$BadTokenException if called after the activity has 623 // been stopped.) 624 // 625 // It would be cleaner to do the "if (mForeground)" check in one 626 // central place, maybe by using a single Handler for all asynchronous 627 // events (and have *that* discard events if we're not in the 628 // foreground.) 629 // 630 // Unfortunately it's not that simple, since we sometimes need to do 631 // actual work to handle these events whether or not we're in the 632 // foreground (see the Handler code in mSetOptionComplete for 633 // example.) 634 // 635 // TODO: It's a bit worrisome that we don't do anything in error cases when we're not in the 636 // foreground. Consider displaying a toast instead. showDialogIfForeground(int id)637 private void showDialogIfForeground(int id) { 638 if (mForeground) { 639 showDialog(id); 640 } 641 } 642 dismissDialogSafely(int id)643 private void dismissDialogSafely(int id) { 644 try { 645 dismissDialog(id); 646 } catch (IllegalArgumentException e) { 647 // This is expected in the case where we were in the background 648 // at the time we would normally have shown the dialog, so we didn't 649 // show it. 650 } 651 } 652 653 // This is a method implemented for DialogInterface.OnClickListener. 654 // Used with the error dialog to close the app, voicemail dialog to just dismiss. 655 // Close button is mapped to BUTTON_POSITIVE for the errors that close the activity, 656 // while those that are mapped to BUTTON_NEUTRAL only move the preference focus. onClick(DialogInterface dialog, int which)657 public void onClick(DialogInterface dialog, int which) { 658 if (DBG) log("onClick: button clicked is " + which); 659 660 dialog.dismiss(); 661 switch (which){ 662 case DialogInterface.BUTTON_NEGATIVE: 663 if (mCurrentDialogId == VoicemailDialogUtil.FWD_GET_RESPONSE_ERROR_DIALOG) { 664 // We failed to get current forwarding settings and the user 665 // does not wish to continue. 666 switchToPreviousVoicemailProvider(); 667 } 668 break; 669 case DialogInterface.BUTTON_POSITIVE: 670 if (mCurrentDialogId == VoicemailDialogUtil.FWD_GET_RESPONSE_ERROR_DIALOG) { 671 // We failed to get current forwarding settings but the user 672 // wishes to continue changing settings to the new vm provider 673 setVoicemailNumberWithCarrier(); 674 } else { 675 finish(); 676 } 677 return; 678 default: 679 // just let the dialog close and go back to the input 680 } 681 682 // In all dialogs, all buttons except BUTTON_POSITIVE lead to the end of user interaction 683 // with settings UI. If we were called to explicitly configure voice mail then 684 // we finish the settings activity here to come back to whatever the user was doing. 685 final String action = getIntent() != null ? getIntent().getAction() : null; 686 if (ACTION_ADD_VOICEMAIL.equals(action)) { 687 finish(); 688 } 689 } 690 691 692 //********************************************************************************************* 693 // Voicemail Methods 694 //********************************************************************************************* 695 696 /** 697 * TODO: Refactor to make it easier to understand what's done in the different stages. 698 */ saveVoiceMailAndForwardingNumber( String key, VoicemailProviderSettings newSettings)699 private void saveVoiceMailAndForwardingNumber( 700 String key, VoicemailProviderSettings newSettings) { 701 if (DBG) log("saveVoiceMailAndForwardingNumber: " + newSettings.toString()); 702 mNewVMNumber = newSettings.getVoicemailNumber(); 703 mNewVMNumber = (mNewVMNumber == null) ? "" : mNewVMNumber; 704 mNewFwdSettings = newSettings.getForwardingSettings(); 705 706 // Call forwarding is not suppported on CDMA. 707 if (mPhone.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA) { 708 if (DBG) log("Ignoring forwarding setting since this is CDMA phone"); 709 mNewFwdSettings = VoicemailProviderSettings.NO_FORWARDING; 710 } 711 712 // Throw a warning if the voicemail is the same and we did not change forwarding. 713 if (mNewVMNumber.equals(mOldVmNumber) 714 && mNewFwdSettings == VoicemailProviderSettings.NO_FORWARDING) { 715 showDialogIfForeground(VoicemailDialogUtil.VM_NOCHANGE_ERROR_DIALOG); 716 return; 717 } 718 719 VoicemailProviderSettingsUtil.save(this, key, newSettings); 720 mVMChangeCompletedSuccessfully = false; 721 mFwdChangesRequireRollback = false; 722 mVMOrFwdSetError = 0; 723 724 if (mNewFwdSettings == VoicemailProviderSettings.NO_FORWARDING 725 || key.equals(mPreviousVMProviderKey)) { 726 if (DBG) log("Set voicemail number. No changes to forwarding number."); 727 setVoicemailNumberWithCarrier(); 728 } else { 729 if (DBG) log("Reading current forwarding settings."); 730 int numSettingsReasons = VoicemailProviderSettings.FORWARDING_SETTINGS_REASONS.length; 731 mForwardingReadResults = new CallForwardInfo[numSettingsReasons]; 732 for (int i = 0; i < mForwardingReadResults.length; i++) { 733 mPhone.getCallForwardingOption( 734 VoicemailProviderSettings.FORWARDING_SETTINGS_REASONS[i], 735 CommandsInterface.SERVICE_CLASS_VOICE, 736 mGetOptionComplete.obtainMessage(EVENT_FORWARDING_GET_COMPLETED, i, 0)); 737 } 738 showDialogIfForeground(VoicemailDialogUtil.VM_FWD_READING_DIALOG); 739 } 740 } 741 742 private final Handler mGetOptionComplete = new Handler() { 743 @Override 744 public void handleMessage(Message msg) { 745 AsyncResult result = (AsyncResult) msg.obj; 746 switch (msg.what) { 747 case EVENT_FORWARDING_GET_COMPLETED: 748 handleForwardingSettingsReadResult(result, msg.arg1); 749 break; 750 } 751 } 752 }; 753 handleForwardingSettingsReadResult(AsyncResult ar, int idx)754 private void handleForwardingSettingsReadResult(AsyncResult ar, int idx) { 755 if (DBG) Log.d(LOG_TAG, "handleForwardingSettingsReadResult: " + idx); 756 757 Throwable error = null; 758 if (ar.exception != null) { 759 error = ar.exception; 760 if (DBG) Log.d(LOG_TAG, "FwdRead: ar.exception=" + error.getMessage()); 761 } 762 if (ar.userObj instanceof Throwable) { 763 error = (Throwable) ar.userObj; 764 if (DBG) Log.d(LOG_TAG, "FwdRead: userObj=" + error.getMessage()); 765 } 766 767 // We may have already gotten an error and decided to ignore the other results. 768 if (mForwardingReadResults == null) { 769 if (DBG) Log.d(LOG_TAG, "Ignoring fwd reading result: " + idx); 770 return; 771 } 772 773 // In case of error ignore other results, show an error dialog 774 if (error != null) { 775 if (DBG) Log.d(LOG_TAG, "Error discovered for fwd read : " + idx); 776 mForwardingReadResults = null; 777 dismissDialogSafely(VoicemailDialogUtil.VM_FWD_READING_DIALOG); 778 showDialogIfForeground(VoicemailDialogUtil.FWD_GET_RESPONSE_ERROR_DIALOG); 779 return; 780 } 781 782 // Get the forwarding info. 783 mForwardingReadResults[idx] = CallForwardInfoUtil.getCallForwardInfo( 784 (CallForwardInfo[]) ar.result, 785 VoicemailProviderSettings.FORWARDING_SETTINGS_REASONS[idx]); 786 787 // Check if we got all the results already 788 boolean done = true; 789 for (int i = 0; i < mForwardingReadResults.length; i++) { 790 if (mForwardingReadResults[i] == null) { 791 done = false; 792 break; 793 } 794 } 795 796 if (done) { 797 if (DBG) Log.d(LOG_TAG, "Done receiving fwd info"); 798 dismissDialogSafely(VoicemailDialogUtil.VM_FWD_READING_DIALOG); 799 800 if (mPreviousVMProviderKey.equals(VoicemailProviderListPreference.DEFAULT_KEY)) { 801 VoicemailProviderSettingsUtil.save(mPhone.getContext(), 802 VoicemailProviderListPreference.DEFAULT_KEY, 803 new VoicemailProviderSettings(mOldVmNumber, mForwardingReadResults)); 804 } 805 saveVoiceMailAndForwardingNumberStage2(); 806 } 807 } 808 resetForwardingChangeState()809 private void resetForwardingChangeState() { 810 mForwardingChangeResults = new HashMap<Integer, AsyncResult>(); 811 mExpectedChangeResultReasons = new HashSet<Integer>(); 812 } 813 814 // Called after we are done saving the previous forwarding settings if we needed. saveVoiceMailAndForwardingNumberStage2()815 private void saveVoiceMailAndForwardingNumberStage2() { 816 mForwardingChangeResults = null; 817 mVoicemailChangeResult = null; 818 819 resetForwardingChangeState(); 820 for (int i = 0; i < mNewFwdSettings.length; i++) { 821 CallForwardInfo fi = mNewFwdSettings[i]; 822 CallForwardInfo fiForReason = 823 CallForwardInfoUtil.infoForReason(mForwardingReadResults, fi.reason); 824 final boolean doUpdate = CallForwardInfoUtil.isUpdateRequired(fiForReason, fi); 825 826 if (doUpdate) { 827 if (DBG) log("Setting fwd #: " + i + ": " + fi.toString()); 828 mExpectedChangeResultReasons.add(i); 829 830 CallForwardInfoUtil.setCallForwardingOption(mPhone, fi, 831 mSetOptionComplete.obtainMessage( 832 EVENT_FORWARDING_CHANGED, fi.reason, 0)); 833 } 834 } 835 showDialogIfForeground(VoicemailDialogUtil.VM_FWD_SAVING_DIALOG); 836 } 837 838 839 /** 840 * Callback to handle option update completions 841 */ 842 private final Handler mSetOptionComplete = new Handler() { 843 @Override 844 public void handleMessage(Message msg) { 845 AsyncResult result = (AsyncResult) msg.obj; 846 boolean done = false; 847 switch (msg.what) { 848 case EVENT_VOICEMAIL_CHANGED: 849 mVoicemailChangeResult = result; 850 mVMChangeCompletedSuccessfully = isVmChangeSuccess(); 851 PhoneGlobals.getInstance().refreshMwiIndicator( 852 mSubscriptionInfoHelper.getSubId()); 853 done = true; 854 break; 855 case EVENT_FORWARDING_CHANGED: 856 mForwardingChangeResults.put(msg.arg1, result); 857 if (result.exception != null) { 858 Log.w(LOG_TAG, "Error in setting fwd# " + msg.arg1 + ": " + 859 result.exception.getMessage()); 860 } 861 if (isForwardingCompleted()) { 862 if (isFwdChangeSuccess()) { 863 if (DBG) log("Overall fwd changes completed ok, starting vm change"); 864 setVoicemailNumberWithCarrier(); 865 } else { 866 Log.w(LOG_TAG, "Overall fwd changes completed in failure. " + 867 "Check if we need to try rollback for some settings."); 868 mFwdChangesRequireRollback = false; 869 Iterator<Map.Entry<Integer,AsyncResult>> it = 870 mForwardingChangeResults.entrySet().iterator(); 871 while (it.hasNext()) { 872 Map.Entry<Integer,AsyncResult> entry = it.next(); 873 if (entry.getValue().exception == null) { 874 // If at least one succeeded we have to revert 875 Log.i(LOG_TAG, "Rollback will be required"); 876 mFwdChangesRequireRollback = true; 877 break; 878 } 879 } 880 if (!mFwdChangesRequireRollback) { 881 Log.i(LOG_TAG, "No rollback needed."); 882 } 883 done = true; 884 } 885 } 886 break; 887 default: 888 // TODO: should never reach this, may want to throw exception 889 } 890 891 if (done) { 892 if (DBG) log("All VM provider related changes done"); 893 if (mForwardingChangeResults != null) { 894 dismissDialogSafely(VoicemailDialogUtil.VM_FWD_SAVING_DIALOG); 895 } 896 handleSetVmOrFwdMessage(); 897 } 898 } 899 }; 900 901 /** 902 * Callback to handle option revert completions 903 */ 904 private final Handler mRevertOptionComplete = new Handler() { 905 @Override 906 public void handleMessage(Message msg) { 907 AsyncResult result = (AsyncResult) msg.obj; 908 switch (msg.what) { 909 case EVENT_VOICEMAIL_CHANGED: 910 if (DBG) log("VM revert complete msg"); 911 mVoicemailChangeResult = result; 912 break; 913 914 case EVENT_FORWARDING_CHANGED: 915 if (DBG) log("FWD revert complete msg "); 916 mForwardingChangeResults.put(msg.arg1, result); 917 if (result.exception != null) { 918 if (DBG) log("Error in reverting fwd# " + msg.arg1 + ": " + 919 result.exception.getMessage()); 920 } 921 break; 922 923 default: 924 // TODO: should never reach this, may want to throw exception 925 } 926 927 final boolean done = (!mVMChangeCompletedSuccessfully || mVoicemailChangeResult != null) 928 && (!mFwdChangesRequireRollback || isForwardingCompleted()); 929 if (done) { 930 if (DBG) log("All VM reverts done"); 931 dismissDialogSafely(VoicemailDialogUtil.VM_REVERTING_DIALOG); 932 onRevertDone(); 933 } 934 } 935 }; 936 setVoicemailNumberWithCarrier()937 private void setVoicemailNumberWithCarrier() { 938 if (DBG) log("save voicemail #: " + mNewVMNumber); 939 940 mVoicemailChangeResult = null; 941 mPhone.setVoiceMailNumber( 942 mPhone.getVoiceMailAlphaTag().toString(), 943 mNewVMNumber, 944 Message.obtain(mSetOptionComplete, EVENT_VOICEMAIL_CHANGED)); 945 } 946 switchToPreviousVoicemailProvider()947 private void switchToPreviousVoicemailProvider() { 948 if (DBG) log("switchToPreviousVoicemailProvider " + mPreviousVMProviderKey); 949 950 if (mPreviousVMProviderKey == null) { 951 return; 952 } 953 954 if (mVMChangeCompletedSuccessfully || mFwdChangesRequireRollback) { 955 showDialogIfForeground(VoicemailDialogUtil.VM_REVERTING_DIALOG); 956 final VoicemailProviderSettings prevSettings = 957 VoicemailProviderSettingsUtil.load(this, mPreviousVMProviderKey); 958 if (prevSettings == null) { 959 Log.e(LOG_TAG, "VoicemailProviderSettings for the key \"" 960 + mPreviousVMProviderKey + "\" is null but should be loaded."); 961 return; 962 } 963 964 if (mVMChangeCompletedSuccessfully) { 965 mNewVMNumber = prevSettings.getVoicemailNumber(); 966 Log.i(LOG_TAG, "VM change is already completed successfully." 967 + "Have to revert VM back to " + mNewVMNumber + " again."); 968 mPhone.setVoiceMailNumber( 969 mPhone.getVoiceMailAlphaTag().toString(), 970 mNewVMNumber, 971 Message.obtain(mRevertOptionComplete, EVENT_VOICEMAIL_CHANGED)); 972 } 973 974 if (mFwdChangesRequireRollback) { 975 Log.i(LOG_TAG, "Requested to rollback forwarding changes."); 976 977 final CallForwardInfo[] prevFwdSettings = prevSettings.getForwardingSettings(); 978 if (prevFwdSettings != null) { 979 Map<Integer, AsyncResult> results = mForwardingChangeResults; 980 resetForwardingChangeState(); 981 for (int i = 0; i < prevFwdSettings.length; i++) { 982 CallForwardInfo fi = prevFwdSettings[i]; 983 if (DBG) log("Reverting fwd #: " + i + ": " + fi.toString()); 984 // Only revert the settings for which the update succeeded. 985 AsyncResult result = results.get(fi.reason); 986 if (result != null && result.exception == null) { 987 mExpectedChangeResultReasons.add(fi.reason); 988 CallForwardInfoUtil.setCallForwardingOption(mPhone, fi, 989 mRevertOptionComplete.obtainMessage( 990 EVENT_FORWARDING_CHANGED, i, 0)); 991 } 992 } 993 } 994 } 995 } else { 996 if (DBG) log("No need to revert"); 997 onRevertDone(); 998 } 999 } 1000 1001 1002 //********************************************************************************************* 1003 // Voicemail Handler Helpers 1004 //********************************************************************************************* 1005 1006 /** 1007 * Updates the look of the VM preference widgets based on current VM provider settings. 1008 * Note that the provider name is loaded fxrorm the found activity via loadLabel in 1009 * {@link VoicemailProviderListPreference#initVoiceMailProviders()} in order for it to be 1010 * localizable. 1011 */ updateVMPreferenceWidgets(String currentProviderSetting)1012 private void updateVMPreferenceWidgets(String currentProviderSetting) { 1013 final String key = currentProviderSetting; 1014 final VoicemailProviderListPreference.VoicemailProvider provider = 1015 mVoicemailProviders.getVoicemailProvider(key); 1016 1017 /* This is the case when we are coming up on a freshly wiped phone and there is no 1018 persisted value for the list preference mVoicemailProviders. 1019 In this case we want to show the UI asking the user to select a voicemail provider as 1020 opposed to silently falling back to default one. */ 1021 if (provider == null) { 1022 if (DBG) log("updateVMPreferenceWidget: key: " + key + " -> null."); 1023 1024 mVoicemailProviders.setSummary(getString(R.string.sum_voicemail_choose_provider)); 1025 mVoicemailSettings.setEnabled(false); 1026 mVoicemailSettings.setIntent(null); 1027 } else { 1028 if (DBG) log("updateVMPreferenceWidget: key: " + key + " -> " + provider.toString()); 1029 1030 final String providerName = provider.name; 1031 mVoicemailProviders.setSummary(providerName); 1032 mVoicemailSettings.setEnabled(true); 1033 mVoicemailSettings.setIntent(provider.intent); 1034 } 1035 } 1036 1037 /** 1038 * Update the voicemail number from what we've recorded on the sim. 1039 */ updateVoiceNumberField()1040 private void updateVoiceNumberField() { 1041 if (DBG) log("updateVoiceNumberField()"); 1042 1043 mOldVmNumber = mPhone.getVoiceMailNumber(); 1044 if (TextUtils.isEmpty(mOldVmNumber)) { 1045 mSubMenuVoicemailSettings.setPhoneNumber(""); 1046 mSubMenuVoicemailSettings.setSummary(getString(R.string.voicemail_number_not_set)); 1047 } else { 1048 mSubMenuVoicemailSettings.setPhoneNumber(mOldVmNumber); 1049 mSubMenuVoicemailSettings.setSummary(BidiFormatter.getInstance().unicodeWrap( 1050 mOldVmNumber, TextDirectionHeuristics.LTR)); 1051 } 1052 } 1053 handleSetVmOrFwdMessage()1054 private void handleSetVmOrFwdMessage() { 1055 if (DBG) log("handleSetVMMessage: set VM request complete"); 1056 1057 if (!isFwdChangeSuccess()) { 1058 handleVmOrFwdSetError(VoicemailDialogUtil.FWD_SET_RESPONSE_ERROR_DIALOG); 1059 } else if (!isVmChangeSuccess()) { 1060 handleVmOrFwdSetError(VoicemailDialogUtil.VM_RESPONSE_ERROR_DIALOG); 1061 } else { 1062 handleVmAndFwdSetSuccess(VoicemailDialogUtil.VM_CONFIRM_DIALOG); 1063 } 1064 } 1065 1066 /** 1067 * Called when Voicemail Provider or its forwarding settings failed. Rolls back partly made 1068 * changes to those settings and show "failure" dialog. 1069 * 1070 * @param dialogId ID of the dialog to show for the specific error case. Either 1071 * {@link #FWD_SET_RESPONSE_ERROR_DIALOG} or {@link #VM_RESPONSE_ERROR_DIALOG} 1072 */ handleVmOrFwdSetError(int dialogId)1073 private void handleVmOrFwdSetError(int dialogId) { 1074 if (mChangingVMorFwdDueToProviderChange) { 1075 mVMOrFwdSetError = dialogId; 1076 mChangingVMorFwdDueToProviderChange = false; 1077 switchToPreviousVoicemailProvider(); 1078 return; 1079 } 1080 mChangingVMorFwdDueToProviderChange = false; 1081 showDialogIfForeground(dialogId); 1082 updateVoiceNumberField(); 1083 } 1084 1085 /** 1086 * Called when Voicemail Provider and its forwarding settings were successfully finished. 1087 * This updates a bunch of variables and show "success" dialog. 1088 */ handleVmAndFwdSetSuccess(int dialogId)1089 private void handleVmAndFwdSetSuccess(int dialogId) { 1090 if (DBG) log("handleVmAndFwdSetSuccess: key is " + mVoicemailProviders.getKey()); 1091 1092 mPreviousVMProviderKey = mVoicemailProviders.getKey(); 1093 mChangingVMorFwdDueToProviderChange = false; 1094 showDialogIfForeground(dialogId); 1095 updateVoiceNumberField(); 1096 } 1097 onRevertDone()1098 private void onRevertDone() { 1099 if (DBG) log("onRevertDone: Changing provider key back to " + mPreviousVMProviderKey); 1100 1101 updateVMPreferenceWidgets(mPreviousVMProviderKey); 1102 updateVoiceNumberField(); 1103 if (mVMOrFwdSetError != 0) { 1104 showDialogIfForeground(mVMOrFwdSetError); 1105 mVMOrFwdSetError = 0; 1106 } 1107 } 1108 1109 1110 //********************************************************************************************* 1111 // Voicemail State Helpers 1112 //********************************************************************************************* 1113 1114 /** 1115 * Return true if there is a change result for every reason for which we expect a result. 1116 */ isForwardingCompleted()1117 private boolean isForwardingCompleted() { 1118 if (mForwardingChangeResults == null) { 1119 return true; 1120 } 1121 1122 for (Integer reason : mExpectedChangeResultReasons) { 1123 if (mForwardingChangeResults.get(reason) == null) { 1124 return false; 1125 } 1126 } 1127 1128 return true; 1129 } 1130 isFwdChangeSuccess()1131 private boolean isFwdChangeSuccess() { 1132 if (mForwardingChangeResults == null) { 1133 return true; 1134 } 1135 1136 for (AsyncResult result : mForwardingChangeResults.values()) { 1137 Throwable exception = result.exception; 1138 if (exception != null) { 1139 String msg = exception.getMessage(); 1140 msg = (msg != null) ? msg : ""; 1141 Log.w(LOG_TAG, "Failed to change forwarding setting. Reason: " + msg); 1142 return false; 1143 } 1144 } 1145 return true; 1146 } 1147 isVmChangeSuccess()1148 private boolean isVmChangeSuccess() { 1149 if (mVoicemailChangeResult.exception != null) { 1150 String msg = mVoicemailChangeResult.exception.getMessage(); 1151 msg = (msg != null) ? msg : ""; 1152 Log.w(LOG_TAG, "Failed to change voicemail. Reason: " + msg); 1153 return false; 1154 } 1155 return true; 1156 } 1157 log(String msg)1158 private static void log(String msg) { 1159 Log.d(LOG_TAG, msg); 1160 } 1161 } 1162