PhoneUtils.java revision de10b75b2802b0a74de17a972d007efc0fc19f55
1/* 2 * Copyright (C) 2006 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 17package com.android.phone; 18 19import android.app.AlertDialog; 20import android.app.Dialog; 21import android.app.ProgressDialog; 22import android.bluetooth.IBluetoothHeadsetPhone; 23import android.content.ActivityNotFoundException; 24import android.content.Context; 25import android.content.DialogInterface; 26import android.content.Intent; 27import android.content.pm.ApplicationInfo; 28import android.content.pm.PackageManager; 29import android.content.res.Configuration; 30import android.graphics.drawable.Drawable; 31import android.media.AudioManager; 32import android.net.Uri; 33import android.net.sip.SipManager; 34import android.os.AsyncResult; 35import android.os.Handler; 36import android.os.Message; 37import android.os.RemoteException; 38import android.os.SystemProperties; 39import android.telephony.PhoneNumberUtils; 40import android.text.TextUtils; 41import android.util.Log; 42import android.view.KeyEvent; 43import android.view.LayoutInflater; 44import android.view.View; 45import android.view.WindowManager; 46import android.widget.EditText; 47import android.widget.Toast; 48 49import com.android.internal.telephony.Call; 50import com.android.internal.telephony.CallManager; 51import com.android.internal.telephony.CallStateException; 52import com.android.internal.telephony.CallerInfo; 53import com.android.internal.telephony.CallerInfoAsyncQuery; 54import com.android.internal.telephony.Connection; 55import com.android.internal.telephony.MmiCode; 56import com.android.internal.telephony.Phone; 57import com.android.internal.telephony.PhoneConstants; 58import com.android.internal.telephony.TelephonyCapabilities; 59import com.android.internal.telephony.TelephonyProperties; 60import com.android.internal.telephony.cdma.CdmaConnection; 61import com.android.internal.telephony.sip.SipPhone; 62import com.android.phone.CallGatewayManager.RawGatewayInfo; 63 64import java.util.ArrayList; 65import java.util.Arrays; 66import java.util.Hashtable; 67import java.util.Iterator; 68import java.util.List; 69 70/** 71 * Misc utilities for the Phone app. 72 */ 73public class PhoneUtils { 74 private static final String LOG_TAG = "PhoneUtils"; 75 private static final boolean DBG = (PhoneGlobals.DBG_LEVEL >= 2); 76 77 // Do not check in with VDBG = true, since that may write PII to the system log. 78 private static final boolean VDBG = false; 79 80 /** Control stack trace for Audio Mode settings */ 81 private static final boolean DBG_SETAUDIOMODE_STACK = false; 82 83 /** Identifier for the "Add Call" intent extra. */ 84 static final String ADD_CALL_MODE_KEY = "add_call_mode"; 85 86 // Return codes from placeCall() 87 static final int CALL_STATUS_DIALED = 0; // The number was successfully dialed 88 static final int CALL_STATUS_DIALED_MMI = 1; // The specified number was an MMI code 89 static final int CALL_STATUS_FAILED = 2; // The call failed 90 91 // State of the Phone's audio modes 92 // Each state can move to the other states, but within the state only certain 93 // transitions for AudioManager.setMode() are allowed. 94 static final int AUDIO_IDLE = 0; /** audio behaviour at phone idle */ 95 static final int AUDIO_RINGING = 1; /** audio behaviour while ringing */ 96 static final int AUDIO_OFFHOOK = 2; /** audio behaviour while in call. */ 97 98 // USSD string length for MMI operations 99 static final int MIN_USSD_LEN = 1; 100 static final int MAX_USSD_LEN = 160; 101 102 /** Speaker state, persisting between wired headset connection events */ 103 private static boolean sIsSpeakerEnabled = false; 104 105 /** Hash table to store mute (Boolean) values based upon the connection.*/ 106 private static Hashtable<Connection, Boolean> sConnectionMuteTable = 107 new Hashtable<Connection, Boolean>(); 108 109 /** Static handler for the connection/mute tracking */ 110 private static ConnectionHandler mConnectionHandler; 111 112 /** Phone state changed event*/ 113 private static final int PHONE_STATE_CHANGED = -1; 114 115 /** Define for not a special CNAP string */ 116 private static final int CNAP_SPECIAL_CASE_NO = -1; 117 118 /** Noise suppression status as selected by user */ 119 private static boolean sIsNoiseSuppressionEnabled = true; 120 121 /** 122 * Handler that tracks the connections and updates the value of the 123 * Mute settings for each connection as needed. 124 */ 125 private static class ConnectionHandler extends Handler { 126 @Override 127 public void handleMessage(Message msg) { 128 AsyncResult ar = (AsyncResult) msg.obj; 129 switch (msg.what) { 130 case PHONE_STATE_CHANGED: 131 if (DBG) log("ConnectionHandler: updating mute state for each connection"); 132 133 CallManager cm = (CallManager) ar.userObj; 134 135 // update the foreground connections, if there are new connections. 136 // Have to get all foreground calls instead of the active one 137 // because there may two foreground calls co-exist in shore period 138 // (a racing condition based on which phone changes firstly) 139 // Otherwise the connection may get deleted. 140 List<Connection> fgConnections = new ArrayList<Connection>(); 141 for (Call fgCall : cm.getForegroundCalls()) { 142 if (!fgCall.isIdle()) { 143 fgConnections.addAll(fgCall.getConnections()); 144 } 145 } 146 for (Connection cn : fgConnections) { 147 if (sConnectionMuteTable.get(cn) == null) { 148 sConnectionMuteTable.put(cn, Boolean.FALSE); 149 } 150 } 151 152 // mute is connection based operation, we need loop over 153 // all background calls instead of the first one to update 154 // the background connections, if there are new connections. 155 List<Connection> bgConnections = new ArrayList<Connection>(); 156 for (Call bgCall : cm.getBackgroundCalls()) { 157 if (!bgCall.isIdle()) { 158 bgConnections.addAll(bgCall.getConnections()); 159 } 160 } 161 for (Connection cn : bgConnections) { 162 if (sConnectionMuteTable.get(cn) == null) { 163 sConnectionMuteTable.put(cn, Boolean.FALSE); 164 } 165 } 166 167 // Check to see if there are any lingering connections here 168 // (disconnected connections), use old-school iterators to avoid 169 // concurrent modification exceptions. 170 Connection cn; 171 for (Iterator<Connection> cnlist = sConnectionMuteTable.keySet().iterator(); 172 cnlist.hasNext();) { 173 cn = cnlist.next(); 174 if (!fgConnections.contains(cn) && !bgConnections.contains(cn)) { 175 if (DBG) log("connection '" + cn + "' not accounted for, removing."); 176 cnlist.remove(); 177 } 178 } 179 180 // Restore the mute state of the foreground call if we're not IDLE, 181 // otherwise just clear the mute state. This is really saying that 182 // as long as there is one or more connections, we should update 183 // the mute state with the earliest connection on the foreground 184 // call, and that with no connections, we should be back to a 185 // non-mute state. 186 if (cm.getState() != PhoneConstants.State.IDLE) { 187 restoreMuteState(); 188 } else { 189 setMuteInternal(cm.getFgPhone(), false); 190 } 191 192 break; 193 } 194 } 195 } 196 197 /** 198 * Register the ConnectionHandler with the phone, to receive connection events 199 */ 200 public static void initializeConnectionHandler(CallManager cm) { 201 if (mConnectionHandler == null) { 202 mConnectionHandler = new ConnectionHandler(); 203 } 204 205 // pass over cm as user.obj 206 cm.registerForPreciseCallStateChanged(mConnectionHandler, PHONE_STATE_CHANGED, cm); 207 208 } 209 210 /** This class is never instantiated. */ 211 private PhoneUtils() { 212 } 213 214 /** 215 * Answer the currently-ringing call. 216 * 217 * @return true if we answered the call, or false if there wasn't 218 * actually a ringing incoming call, or some other error occurred. 219 * 220 * @see #answerAndEndHolding(CallManager, Call) 221 * @see #answerAndEndActive(CallManager, Call) 222 */ 223 /* package */ static boolean answerCall(Call ringingCall) { 224 log("answerCall(" + ringingCall + ")..."); 225 final PhoneGlobals app = PhoneGlobals.getInstance(); 226 final CallNotifier notifier = app.notifier; 227 228 // If the ringer is currently ringing and/or vibrating, stop it 229 // right now (before actually answering the call.) 230 notifier.silenceRinger(); 231 232 final Phone phone = ringingCall.getPhone(); 233 final boolean phoneIsCdma = (phone.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA); 234 boolean answered = false; 235 IBluetoothHeadsetPhone btPhone = null; 236 237 if (phoneIsCdma) { 238 // Stop any signalInfo tone being played when a Call waiting gets answered 239 if (ringingCall.getState() == Call.State.WAITING) { 240 notifier.stopSignalInfoTone(); 241 } 242 } 243 244 if (ringingCall != null && ringingCall.isRinging()) { 245 if (DBG) log("answerCall: call state = " + ringingCall.getState()); 246 try { 247 if (phoneIsCdma) { 248 if (app.cdmaPhoneCallState.getCurrentCallState() 249 == CdmaPhoneCallState.PhoneCallState.IDLE) { 250 // This is the FIRST incoming call being answered. 251 // Set the Phone Call State to SINGLE_ACTIVE 252 app.cdmaPhoneCallState.setCurrentCallState( 253 CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE); 254 } else { 255 // This is the CALL WAITING call being answered. 256 // Set the Phone Call State to CONF_CALL 257 app.cdmaPhoneCallState.setCurrentCallState( 258 CdmaPhoneCallState.PhoneCallState.CONF_CALL); 259 // Enable "Add Call" option after answering a Call Waiting as the user 260 // should be allowed to add another call in case one of the parties 261 // drops off 262 app.cdmaPhoneCallState.setAddCallMenuStateAfterCallWaiting(true); 263 264 // If a BluetoothPhoneService is valid we need to set the second call state 265 // so that the Bluetooth client can update the Call state correctly when 266 // a call waiting is answered from the Phone. 267 btPhone = app.getBluetoothPhoneService(); 268 if (btPhone != null) { 269 try { 270 btPhone.cdmaSetSecondCallState(true); 271 } catch (RemoteException e) { 272 Log.e(LOG_TAG, Log.getStackTraceString(new Throwable())); 273 } 274 } 275 } 276 } 277 278 final boolean isRealIncomingCall = isRealIncomingCall(ringingCall.getState()); 279 280 //if (DBG) log("sPhone.acceptCall"); 281 app.mCM.acceptCall(ringingCall); 282 answered = true; 283 284 // Always reset to "unmuted" for a freshly-answered call 285 setMute(false); 286 287 setAudioMode(); 288 289 // Check is phone in any dock, and turn on speaker accordingly 290 final boolean speakerActivated = activateSpeakerIfDocked(phone); 291 292 final BluetoothManager btManager = app.getBluetoothManager(); 293 294 // When answering a phone call, the user will move the phone near to her/his ear 295 // and start conversation, without checking its speaker status. If some other 296 // application turned on the speaker mode before the call and didn't turn it off, 297 // Phone app would need to be responsible for the speaker phone. 298 // Here, we turn off the speaker if 299 // - the phone call is the first in-coming call, 300 // - we did not activate speaker by ourselves during the process above, and 301 // - Bluetooth headset is not in use. 302 if (isRealIncomingCall && !speakerActivated && isSpeakerOn(app) 303 && !btManager.isBluetoothHeadsetAudioOn()) { 304 // This is not an error but might cause users' confusion. Add log just in case. 305 Log.i(LOG_TAG, "Forcing speaker off due to new incoming call..."); 306 turnOnSpeaker(app, false, true); 307 } 308 } catch (CallStateException ex) { 309 Log.w(LOG_TAG, "answerCall: caught " + ex, ex); 310 311 if (phoneIsCdma) { 312 // restore the cdmaPhoneCallState and btPhone.cdmaSetSecondCallState: 313 app.cdmaPhoneCallState.setCurrentCallState( 314 app.cdmaPhoneCallState.getPreviousCallState()); 315 if (btPhone != null) { 316 try { 317 btPhone.cdmaSetSecondCallState(false); 318 } catch (RemoteException e) { 319 Log.e(LOG_TAG, Log.getStackTraceString(new Throwable())); 320 } 321 } 322 } 323 } 324 } 325 return answered; 326 } 327 328 /** 329 * Hangs up all active calls. 330 */ 331 static void hangupAllCalls(CallManager cm) { 332 final Call ringing = cm.getFirstActiveRingingCall(); 333 final Call fg = cm.getActiveFgCall(); 334 final Call bg = cm.getFirstActiveBgCall(); 335 336 // We go in reverse order, BG->FG->RINGING because hanging up a ringing call or an active 337 // call can move a bg call to a fg call which would force us to loop over each call 338 // several times. This ordering works best to ensure we dont have any more calls. 339 if (bg != null && !bg.isIdle()) { 340 hangup(bg); 341 } 342 if (fg != null && !fg.isIdle()) { 343 hangup(fg); 344 } 345 if (ringing != null && !ringing.isIdle()) { 346 hangupRingingCall(fg); 347 } 348 } 349 350 /** 351 * Smart "hang up" helper method which hangs up exactly one connection, 352 * based on the current Phone state, as follows: 353 * <ul> 354 * <li>If there's a ringing call, hang that up. 355 * <li>Else if there's a foreground call, hang that up. 356 * <li>Else if there's a background call, hang that up. 357 * <li>Otherwise do nothing. 358 * </ul> 359 * @return true if we successfully hung up, or false 360 * if there were no active calls at all. 361 */ 362 static boolean hangup(CallManager cm) { 363 boolean hungup = false; 364 Call ringing = cm.getFirstActiveRingingCall(); 365 Call fg = cm.getActiveFgCall(); 366 Call bg = cm.getFirstActiveBgCall(); 367 368 if (!ringing.isIdle()) { 369 log("hangup(): hanging up ringing call"); 370 hungup = hangupRingingCall(ringing); 371 } else if (!fg.isIdle()) { 372 log("hangup(): hanging up foreground call"); 373 hungup = hangup(fg); 374 } else if (!bg.isIdle()) { 375 log("hangup(): hanging up background call"); 376 hungup = hangup(bg); 377 } else { 378 // No call to hang up! This is unlikely in normal usage, 379 // since the UI shouldn't be providing an "End call" button in 380 // the first place. (But it *can* happen, rarely, if an 381 // active call happens to disconnect on its own right when the 382 // user is trying to hang up..) 383 log("hangup(): no active call to hang up"); 384 } 385 if (DBG) log("==> hungup = " + hungup); 386 387 return hungup; 388 } 389 390 static boolean hangupRingingCall(Call ringing) { 391 if (DBG) log("hangup ringing call"); 392 int phoneType = ringing.getPhone().getPhoneType(); 393 Call.State state = ringing.getState(); 394 395 if (state == Call.State.INCOMING) { 396 // Regular incoming call (with no other active calls) 397 log("hangupRingingCall(): regular incoming call: hangup()"); 398 return hangup(ringing); 399 } else if (state == Call.State.WAITING) { 400 // Call-waiting: there's an incoming call, but another call is 401 // already active. 402 // TODO: It would be better for the telephony layer to provide 403 // a "hangupWaitingCall()" API that works on all devices, 404 // rather than us having to check the phone type here and do 405 // the notifier.sendCdmaCallWaitingReject() hack for CDMA phones. 406 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 407 // CDMA: Ringing call and Call waiting hangup is handled differently. 408 // For Call waiting we DO NOT call the conventional hangup(call) function 409 // as in CDMA we just want to hangup the Call waiting connection. 410 log("hangupRingingCall(): CDMA-specific call-waiting hangup"); 411 final CallNotifier notifier = PhoneGlobals.getInstance().notifier; 412 notifier.sendCdmaCallWaitingReject(); 413 return true; 414 } else { 415 // Otherwise, the regular hangup() API works for 416 // call-waiting calls too. 417 log("hangupRingingCall(): call-waiting call: hangup()"); 418 return hangup(ringing); 419 } 420 } else { 421 // Unexpected state: the ringing call isn't INCOMING or 422 // WAITING, so there's no reason to have called 423 // hangupRingingCall() in the first place. 424 // (Presumably the incoming call went away at the exact moment 425 // we got here, so just do nothing.) 426 Log.w(LOG_TAG, "hangupRingingCall: no INCOMING or WAITING call"); 427 return false; 428 } 429 } 430 431 static boolean hangupActiveCall(Call foreground) { 432 if (DBG) log("hangup active call"); 433 return hangup(foreground); 434 } 435 436 static boolean hangupHoldingCall(Call background) { 437 if (DBG) log("hangup holding call"); 438 return hangup(background); 439 } 440 441 /** 442 * Used in CDMA phones to end the complete Call session 443 * @param phone the Phone object. 444 * @return true if *any* call was successfully hung up 445 */ 446 static boolean hangupRingingAndActive(Phone phone) { 447 boolean hungUpRingingCall = false; 448 boolean hungUpFgCall = false; 449 Call ringingCall = phone.getRingingCall(); 450 Call fgCall = phone.getForegroundCall(); 451 452 // Hang up any Ringing Call 453 if (!ringingCall.isIdle()) { 454 log("hangupRingingAndActive: Hang up Ringing Call"); 455 hungUpRingingCall = hangupRingingCall(ringingCall); 456 } 457 458 // Hang up any Active Call 459 if (!fgCall.isIdle()) { 460 log("hangupRingingAndActive: Hang up Foreground Call"); 461 hungUpFgCall = hangupActiveCall(fgCall); 462 } 463 464 return hungUpRingingCall || hungUpFgCall; 465 } 466 467 /** 468 * Trivial wrapper around Call.hangup(), except that we return a 469 * boolean success code rather than throwing CallStateException on 470 * failure. 471 * 472 * @return true if the call was successfully hung up, or false 473 * if the call wasn't actually active. 474 */ 475 static boolean hangup(Call call) { 476 try { 477 CallManager cm = PhoneGlobals.getInstance().mCM; 478 479 if (call.getState() == Call.State.ACTIVE && cm.hasActiveBgCall()) { 480 // handle foreground call hangup while there is background call 481 log("- hangup(Call): hangupForegroundResumeBackground..."); 482 cm.hangupForegroundResumeBackground(cm.getFirstActiveBgCall()); 483 } else { 484 log("- hangup(Call): regular hangup()..."); 485 call.hangup(); 486 } 487 return true; 488 } catch (CallStateException ex) { 489 Log.e(LOG_TAG, "Call hangup: caught " + ex, ex); 490 } 491 492 return false; 493 } 494 495 /** 496 * Trivial wrapper around Connection.hangup(), except that we silently 497 * do nothing (rather than throwing CallStateException) if the 498 * connection wasn't actually active. 499 */ 500 static void hangup(Connection c) { 501 try { 502 if (c != null) { 503 c.hangup(); 504 } 505 } catch (CallStateException ex) { 506 Log.w(LOG_TAG, "Connection hangup: caught " + ex, ex); 507 } 508 } 509 510 static boolean answerAndEndHolding(CallManager cm, Call ringing) { 511 if (DBG) log("end holding & answer waiting: 1"); 512 if (!hangupHoldingCall(cm.getFirstActiveBgCall())) { 513 Log.e(LOG_TAG, "end holding failed!"); 514 return false; 515 } 516 517 if (DBG) log("end holding & answer waiting: 2"); 518 return answerCall(ringing); 519 520 } 521 522 /** 523 * Answers the incoming call specified by "ringing", and ends the currently active phone call. 524 * 525 * This method is useful when's there's an incoming call which we cannot manage with the 526 * current call. e.g. when you are having a phone call with CDMA network and has received 527 * a SIP call, then we won't expect our telephony can manage those phone calls simultaneously. 528 * Note that some types of network may allow multiple phone calls at once; GSM allows to hold 529 * an ongoing phone call, so we don't need to end the active call. The caller of this method 530 * needs to check if the network allows multiple phone calls or not. 531 * 532 * @see #answerCall(Call) 533 * @see InCallScreen#internalAnswerCall() 534 */ 535 /* package */ static boolean answerAndEndActive(CallManager cm, Call ringing) { 536 if (DBG) log("answerAndEndActive()..."); 537 538 // Unlike the answerCall() method, we *don't* need to stop the 539 // ringer or change audio modes here since the user is already 540 // in-call, which means that the audio mode is already set 541 // correctly, and that we wouldn't have started the ringer in the 542 // first place. 543 544 // hanging up the active call also accepts the waiting call 545 // while active call and waiting call are from the same phone 546 // i.e. both from GSM phone 547 if (!hangupActiveCall(cm.getActiveFgCall())) { 548 Log.w(LOG_TAG, "end active call failed!"); 549 return false; 550 } 551 552 // since hangupActiveCall() also accepts the ringing call 553 // check if the ringing call was already answered or not 554 // only answer it when the call still is ringing 555 if (ringing.isRinging()) { 556 return answerCall(ringing); 557 } 558 559 return true; 560 } 561 562 /** 563 * For a CDMA phone, advance the call state upon making a new 564 * outgoing call. 565 * 566 * <pre> 567 * IDLE -> SINGLE_ACTIVE 568 * or 569 * SINGLE_ACTIVE -> THRWAY_ACTIVE 570 * </pre> 571 * @param app The phone instance. 572 */ 573 private static void updateCdmaCallStateOnNewOutgoingCall(PhoneGlobals app, 574 Connection connection) { 575 if (app.cdmaPhoneCallState.getCurrentCallState() == 576 CdmaPhoneCallState.PhoneCallState.IDLE) { 577 // This is the first outgoing call. Set the Phone Call State to ACTIVE 578 app.cdmaPhoneCallState.setCurrentCallState( 579 CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE); 580 } else { 581 // This is the second outgoing call. Set the Phone Call State to 3WAY 582 app.cdmaPhoneCallState.setCurrentCallState( 583 CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE); 584 585 app.getCallModeler().setCdmaOutgoing3WayCall(connection); 586 } 587 } 588 589 /** 590 * @see placeCall below 591 */ 592 public static int placeCall(Context context, Phone phone, String number, Uri contactRef, 593 boolean isEmergencyCall) { 594 return placeCall(context, phone, number, contactRef, isEmergencyCall, 595 CallGatewayManager.EMPTY_INFO, null); 596 } 597 598 /** 599 * Dial the number using the phone passed in. 600 * 601 * If the connection is establised, this method issues a sync call 602 * that may block to query the caller info. 603 * TODO: Change the logic to use the async query. 604 * 605 * @param context To perform the CallerInfo query. 606 * @param phone the Phone object. 607 * @param number to be dialed as requested by the user. This is 608 * NOT the phone number to connect to. It is used only to build the 609 * call card and to update the call log. See above for restrictions. 610 * @param contactRef that triggered the call. Typically a 'tel:' 611 * uri but can also be a 'content://contacts' one. 612 * @param isEmergencyCall indicates that whether or not this is an 613 * emergency call 614 * @param gatewayUri Is the address used to setup the connection, null 615 * if not using a gateway 616 * @param callGateway Class for setting gateway data on a successful call. 617 * 618 * @return either CALL_STATUS_DIALED or CALL_STATUS_FAILED 619 */ 620 public static int placeCall(Context context, Phone phone, String number, Uri contactRef, 621 boolean isEmergencyCall, RawGatewayInfo gatewayInfo, CallGatewayManager callGateway) { 622 final Uri gatewayUri = gatewayInfo.gatewayUri; 623 624 if (VDBG) { 625 log("placeCall()... number: '" + number + "'" 626 + ", GW:'" + gatewayUri + "'" 627 + ", contactRef:" + contactRef 628 + ", isEmergencyCall: " + isEmergencyCall); 629 } else { 630 log("placeCall()... number: " + toLogSafePhoneNumber(number) 631 + ", GW: " + (gatewayUri != null ? "non-null" : "null") 632 + ", emergency? " + isEmergencyCall); 633 } 634 final PhoneGlobals app = PhoneGlobals.getInstance(); 635 636 boolean useGateway = false; 637 if (null != gatewayUri && 638 !isEmergencyCall && 639 PhoneUtils.isRoutableViaGateway(number)) { // Filter out MMI, OTA and other codes. 640 useGateway = true; 641 } 642 643 int status = CALL_STATUS_DIALED; 644 Connection connection; 645 String numberToDial; 646 if (useGateway) { 647 // TODO: 'tel' should be a constant defined in framework base 648 // somewhere (it is in webkit.) 649 if (null == gatewayUri || !Constants.SCHEME_TEL.equals(gatewayUri.getScheme())) { 650 Log.e(LOG_TAG, "Unsupported URL:" + gatewayUri); 651 return CALL_STATUS_FAILED; 652 } 653 654 // We can use getSchemeSpecificPart because we don't allow # 655 // in the gateway numbers (treated a fragment delim.) However 656 // if we allow more complex gateway numbers sequence (with 657 // passwords or whatnot) that use #, this may break. 658 // TODO: Need to support MMI codes. 659 numberToDial = gatewayUri.getSchemeSpecificPart(); 660 } else { 661 numberToDial = number; 662 } 663 664 // Remember if the phone state was in IDLE state before this call. 665 // After calling CallManager#dial(), getState() will return different state. 666 final boolean initiallyIdle = app.mCM.getState() == PhoneConstants.State.IDLE; 667 668 try { 669 connection = app.mCM.dial(phone, numberToDial); 670 } catch (CallStateException ex) { 671 // CallStateException means a new outgoing call is not currently 672 // possible: either no more call slots exist, or there's another 673 // call already in the process of dialing or ringing. 674 Log.w(LOG_TAG, "Exception from app.mCM.dial()", ex); 675 return CALL_STATUS_FAILED; 676 677 // Note that it's possible for CallManager.dial() to return 678 // null *without* throwing an exception; that indicates that 679 // we dialed an MMI (see below). 680 } 681 682 // Now that the call is successful, we can save the gateway info for the call 683 if (callGateway != null) { 684 callGateway.setGatewayInfoForConnection(connection, gatewayInfo); 685 } 686 687 int phoneType = phone.getPhoneType(); 688 689 // On GSM phones, null is returned for MMI codes 690 if (null == connection) { 691 if (phoneType == PhoneConstants.PHONE_TYPE_GSM && gatewayUri == null) { 692 if (DBG) log("dialed MMI code: " + number); 693 status = CALL_STATUS_DIALED_MMI; 694 } else { 695 status = CALL_STATUS_FAILED; 696 } 697 } else { 698 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 699 updateCdmaCallStateOnNewOutgoingCall(app, connection); 700 } 701 702 // Clean up the number to be displayed. 703 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 704 number = CdmaConnection.formatDialString(number); 705 } 706 number = PhoneNumberUtils.extractNetworkPortion(number); 707 number = PhoneNumberUtils.convertKeypadLettersToDigits(number); 708 number = PhoneNumberUtils.formatNumber(number); 709 710 if (gatewayUri == null) { 711 // phone.dial() succeeded: we're now in a normal phone call. 712 // attach the URI to the CallerInfo Object if it is there, 713 // otherwise just attach the Uri Reference. 714 // if the uri does not have a "content" scheme, then we treat 715 // it as if it does NOT have a unique reference. 716 String content = context.getContentResolver().SCHEME_CONTENT; 717 if ((contactRef != null) && (contactRef.getScheme().equals(content))) { 718 Object userDataObject = connection.getUserData(); 719 if (userDataObject == null) { 720 connection.setUserData(contactRef); 721 } else { 722 // TODO: This branch is dead code, we have 723 // just created the connection which has 724 // no user data (null) by default. 725 if (userDataObject instanceof CallerInfo) { 726 ((CallerInfo) userDataObject).contactRefUri = contactRef; 727 } else { 728 ((CallerInfoToken) userDataObject).currentInfo.contactRefUri = 729 contactRef; 730 } 731 } 732 } 733 } else { 734 // Get the caller info synchronously because we need the final 735 // CallerInfo object to update the dialed number with the one 736 // requested by the user (and not the provider's gateway number). 737 CallerInfo info = null; 738 String content = phone.getContext().getContentResolver().SCHEME_CONTENT; 739 if ((contactRef != null) && (contactRef.getScheme().equals(content))) { 740 info = CallerInfo.getCallerInfo(context, contactRef); 741 } 742 743 // Fallback, lookup contact using the phone number if the 744 // contact's URI scheme was not content:// or if is was but 745 // the lookup failed. 746 if (null == info) { 747 info = CallerInfo.getCallerInfo(context, number); 748 } 749 info.phoneNumber = number; 750 connection.setUserData(info); 751 } 752 753 // Always set mute to off when we are dialing an emergency number 754 if (isEmergencyCall) { 755 setMute(false); 756 } 757 758 setAudioMode(); 759 760 if (DBG) log("about to activate speaker"); 761 // Check is phone in any dock, and turn on speaker accordingly 762 final boolean speakerActivated = activateSpeakerIfDocked(phone); 763 764 final BluetoothManager btManager = app.getBluetoothManager(); 765 766 // See also similar logic in answerCall(). 767 if (initiallyIdle && !speakerActivated && isSpeakerOn(app) 768 && !btManager.isBluetoothHeadsetAudioOn()) { 769 // This is not an error but might cause users' confusion. Add log just in case. 770 Log.i(LOG_TAG, "Forcing speaker off when initiating a new outgoing call..."); 771 PhoneUtils.turnOnSpeaker(app, false, true); 772 } 773 } 774 775 return status; 776 } 777 778 /* package */ static String toLogSafePhoneNumber(String number) { 779 // For unknown number, log empty string. 780 if (number == null) { 781 return ""; 782 } 783 784 if (VDBG) { 785 // When VDBG is true we emit PII. 786 return number; 787 } 788 789 // Do exactly same thing as Uri#toSafeString() does, which will enable us to compare 790 // sanitized phone numbers. 791 StringBuilder builder = new StringBuilder(); 792 for (int i = 0; i < number.length(); i++) { 793 char c = number.charAt(i); 794 if (c == '-' || c == '@' || c == '.') { 795 builder.append(c); 796 } else { 797 builder.append('x'); 798 } 799 } 800 return builder.toString(); 801 } 802 803 /** 804 * Wrapper function to control when to send an empty Flash command to the network. 805 * Mainly needed for CDMA networks, such as scenarios when we need to send a blank flash 806 * to the network prior to placing a 3-way call for it to be successful. 807 */ 808 static void sendEmptyFlash(Phone phone) { 809 if (phone.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA) { 810 Call fgCall = phone.getForegroundCall(); 811 if (fgCall.getState() == Call.State.ACTIVE) { 812 // Send the empty flash 813 if (DBG) Log.d(LOG_TAG, "onReceive: (CDMA) sending empty flash to network"); 814 switchHoldingAndActive(phone.getBackgroundCall()); 815 } 816 } 817 } 818 819 /** 820 * @param heldCall is the background call want to be swapped 821 */ 822 static void switchHoldingAndActive(Call heldCall) { 823 log("switchHoldingAndActive()..."); 824 try { 825 CallManager cm = PhoneGlobals.getInstance().mCM; 826 if (heldCall.isIdle()) { 827 // no heldCall, so it is to hold active call 828 cm.switchHoldingAndActive(cm.getFgPhone().getBackgroundCall()); 829 } else { 830 // has particular heldCall, so to switch 831 cm.switchHoldingAndActive(heldCall); 832 } 833 setAudioMode(cm); 834 } catch (CallStateException ex) { 835 Log.w(LOG_TAG, "switchHoldingAndActive: caught " + ex, ex); 836 } 837 } 838 839 /** 840 * Restore the mute setting from the earliest connection of the 841 * foreground call. 842 */ 843 static Boolean restoreMuteState() { 844 Phone phone = PhoneGlobals.getInstance().mCM.getFgPhone(); 845 846 //get the earliest connection 847 Connection c = phone.getForegroundCall().getEarliestConnection(); 848 849 // only do this if connection is not null. 850 if (c != null) { 851 852 int phoneType = phone.getPhoneType(); 853 854 // retrieve the mute value. 855 Boolean shouldMute = null; 856 857 // In CDMA, mute is not maintained per Connection. Single mute apply for 858 // a call where call can have multiple connections such as 859 // Three way and Call Waiting. Therefore retrieving Mute state for 860 // latest connection can apply for all connection in that call 861 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 862 shouldMute = sConnectionMuteTable.get( 863 phone.getForegroundCall().getLatestConnection()); 864 } else if ((phoneType == PhoneConstants.PHONE_TYPE_GSM) 865 || (phoneType == PhoneConstants.PHONE_TYPE_SIP)) { 866 shouldMute = sConnectionMuteTable.get(c); 867 } 868 if (shouldMute == null) { 869 if (DBG) log("problem retrieving mute value for this connection."); 870 shouldMute = Boolean.FALSE; 871 } 872 873 // set the mute value and return the result. 874 setMute (shouldMute.booleanValue()); 875 return shouldMute; 876 } 877 return Boolean.valueOf(getMute()); 878 } 879 880 static void mergeCalls() { 881 mergeCalls(PhoneGlobals.getInstance().mCM); 882 } 883 884 static void mergeCalls(CallManager cm) { 885 int phoneType = cm.getFgPhone().getPhoneType(); 886 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 887 log("mergeCalls(): CDMA..."); 888 PhoneGlobals app = PhoneGlobals.getInstance(); 889 if (app.cdmaPhoneCallState.getCurrentCallState() 890 == CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE) { 891 // Set the Phone Call State to conference 892 app.cdmaPhoneCallState.setCurrentCallState( 893 CdmaPhoneCallState.PhoneCallState.CONF_CALL); 894 895 // Send flash cmd 896 // TODO: Need to change the call from switchHoldingAndActive to 897 // something meaningful as we are not actually trying to swap calls but 898 // instead are merging two calls by sending a Flash command. 899 log("- sending flash..."); 900 switchHoldingAndActive(cm.getFirstActiveBgCall()); 901 } 902 } else { 903 try { 904 log("mergeCalls(): calling cm.conference()..."); 905 cm.conference(cm.getFirstActiveBgCall()); 906 } catch (CallStateException ex) { 907 Log.w(LOG_TAG, "mergeCalls: caught " + ex, ex); 908 } 909 } 910 } 911 912 static void separateCall(Connection c) { 913 try { 914 if (DBG) log("separateCall: " + toLogSafePhoneNumber(c.getAddress())); 915 c.separate(); 916 } catch (CallStateException ex) { 917 Log.w(LOG_TAG, "separateCall: caught " + ex, ex); 918 } 919 } 920 921 /** 922 * Handle the MMIInitiate message and put up an alert that lets 923 * the user cancel the operation, if applicable. 924 * 925 * @param context context to get strings. 926 * @param mmiCode the MmiCode object being started. 927 * @param buttonCallbackMessage message to post when button is clicked. 928 * @param previousAlert a previous alert used in this activity. 929 * @return the dialog handle 930 */ 931 static Dialog displayMMIInitiate(Context context, 932 MmiCode mmiCode, 933 Message buttonCallbackMessage, 934 Dialog previousAlert) { 935 if (DBG) log("displayMMIInitiate: " + mmiCode); 936 if (previousAlert != null) { 937 previousAlert.dismiss(); 938 } 939 940 // The UI paradigm we are using now requests that all dialogs have 941 // user interaction, and that any other messages to the user should 942 // be by way of Toasts. 943 // 944 // In adhering to this request, all MMI initiating "OK" dialogs 945 // (non-cancelable MMIs) that end up being closed when the MMI 946 // completes (thereby showing a completion dialog) are being 947 // replaced with Toasts. 948 // 949 // As a side effect, moving to Toasts for the non-cancelable MMIs 950 // also means that buttonCallbackMessage (which was tied into "OK") 951 // is no longer invokable for these dialogs. This is not a problem 952 // since the only callback messages we supported were for cancelable 953 // MMIs anyway. 954 // 955 // A cancelable MMI is really just a USSD request. The term 956 // "cancelable" here means that we can cancel the request when the 957 // system prompts us for a response, NOT while the network is 958 // processing the MMI request. Any request to cancel a USSD while 959 // the network is NOT ready for a response may be ignored. 960 // 961 // With this in mind, we replace the cancelable alert dialog with 962 // a progress dialog, displayed until we receive a request from 963 // the the network. For more information, please see the comments 964 // in the displayMMIComplete() method below. 965 // 966 // Anything that is NOT a USSD request is a normal MMI request, 967 // which will bring up a toast (desribed above). 968 969 boolean isCancelable = (mmiCode != null) && mmiCode.isCancelable(); 970 971 if (!isCancelable) { 972 if (DBG) log("not a USSD code, displaying status toast."); 973 CharSequence text = context.getText(R.string.mmiStarted); 974 Toast.makeText(context, text, Toast.LENGTH_SHORT) 975 .show(); 976 return null; 977 } else { 978 if (DBG) log("running USSD code, displaying indeterminate progress."); 979 980 // create the indeterminate progress dialog and display it. 981 ProgressDialog pd = new ProgressDialog(context); 982 pd.setMessage(context.getText(R.string.ussdRunning)); 983 pd.setCancelable(false); 984 pd.setIndeterminate(true); 985 pd.getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); 986 987 pd.show(); 988 989 return pd; 990 } 991 992 } 993 994 /** 995 * Handle the MMIComplete message and fire off an intent to display 996 * the message. 997 * 998 * @param context context to get strings. 999 * @param mmiCode MMI result. 1000 * @param previousAlert a previous alert used in this activity. 1001 */ 1002 static void displayMMIComplete(final Phone phone, Context context, final MmiCode mmiCode, 1003 Message dismissCallbackMessage, 1004 AlertDialog previousAlert) { 1005 final PhoneGlobals app = PhoneGlobals.getInstance(); 1006 CharSequence text; 1007 int title = 0; // title for the progress dialog, if needed. 1008 MmiCode.State state = mmiCode.getState(); 1009 1010 if (DBG) log("displayMMIComplete: state=" + state); 1011 1012 switch (state) { 1013 case PENDING: 1014 // USSD code asking for feedback from user. 1015 text = mmiCode.getMessage(); 1016 if (DBG) log("- using text from PENDING MMI message: '" + text + "'"); 1017 break; 1018 case CANCELLED: 1019 text = null; 1020 break; 1021 case COMPLETE: 1022 if (app.getPUKEntryActivity() != null) { 1023 // if an attempt to unPUK the device was made, we specify 1024 // the title and the message here. 1025 title = com.android.internal.R.string.PinMmi; 1026 text = context.getText(R.string.puk_unlocked); 1027 break; 1028 } 1029 // All other conditions for the COMPLETE mmi state will cause 1030 // the case to fall through to message logic in common with 1031 // the FAILED case. 1032 1033 case FAILED: 1034 text = mmiCode.getMessage(); 1035 if (DBG) log("- using text from MMI message: '" + text + "'"); 1036 break; 1037 default: 1038 throw new IllegalStateException("Unexpected MmiCode state: " + state); 1039 } 1040 1041 if (previousAlert != null) { 1042 previousAlert.dismiss(); 1043 } 1044 1045 // Check to see if a UI exists for the PUK activation. If it does 1046 // exist, then it indicates that we're trying to unblock the PUK. 1047 if ((app.getPUKEntryActivity() != null) && (state == MmiCode.State.COMPLETE)) { 1048 if (DBG) log("displaying PUK unblocking progress dialog."); 1049 1050 // create the progress dialog, make sure the flags and type are 1051 // set correctly. 1052 ProgressDialog pd = new ProgressDialog(app); 1053 pd.setTitle(title); 1054 pd.setMessage(text); 1055 pd.setCancelable(false); 1056 pd.setIndeterminate(true); 1057 pd.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 1058 pd.getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); 1059 1060 // display the dialog 1061 pd.show(); 1062 1063 // indicate to the Phone app that the progress dialog has 1064 // been assigned for the PUK unlock / SIM READY process. 1065 app.setPukEntryProgressDialog(pd); 1066 1067 } else { 1068 // In case of failure to unlock, we'll need to reset the 1069 // PUK unlock activity, so that the user may try again. 1070 if (app.getPUKEntryActivity() != null) { 1071 app.setPukEntryActivity(null); 1072 } 1073 1074 // A USSD in a pending state means that it is still 1075 // interacting with the user. 1076 if (state != MmiCode.State.PENDING) { 1077 if (DBG) log("MMI code has finished running."); 1078 1079 if (DBG) log("Extended NW displayMMIInitiate (" + text + ")"); 1080 if (text == null || text.length() == 0) 1081 return; 1082 1083 // displaying system alert dialog on the screen instead of 1084 // using another activity to display the message. This 1085 // places the message at the forefront of the UI. 1086 AlertDialog newDialog = new AlertDialog.Builder(context) 1087 .setMessage(text) 1088 .setPositiveButton(R.string.ok, null) 1089 .setCancelable(true) 1090 .create(); 1091 1092 newDialog.getWindow().setType( 1093 WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 1094 newDialog.getWindow().addFlags( 1095 WindowManager.LayoutParams.FLAG_DIM_BEHIND); 1096 1097 newDialog.show(); 1098 } else { 1099 if (DBG) log("USSD code has requested user input. Constructing input dialog."); 1100 1101 // USSD MMI code that is interacting with the user. The 1102 // basic set of steps is this: 1103 // 1. User enters a USSD request 1104 // 2. We recognize the request and displayMMIInitiate 1105 // (above) creates a progress dialog. 1106 // 3. Request returns and we get a PENDING or COMPLETE 1107 // message. 1108 // 4. These MMI messages are caught in the PhoneApp 1109 // (onMMIComplete) and the InCallScreen 1110 // (mHandler.handleMessage) which bring up this dialog 1111 // and closes the original progress dialog, 1112 // respectively. 1113 // 5. If the message is anything other than PENDING, 1114 // we are done, and the alert dialog (directly above) 1115 // displays the outcome. 1116 // 6. If the network is requesting more information from 1117 // the user, the MMI will be in a PENDING state, and 1118 // we display this dialog with the message. 1119 // 7. User input, or cancel requests result in a return 1120 // to step 1. Keep in mind that this is the only 1121 // time that a USSD should be canceled. 1122 1123 // inflate the layout with the scrolling text area for the dialog. 1124 LayoutInflater inflater = (LayoutInflater) context.getSystemService( 1125 Context.LAYOUT_INFLATER_SERVICE); 1126 View dialogView = inflater.inflate(R.layout.dialog_ussd_response, null); 1127 1128 // get the input field. 1129 final EditText inputText = (EditText) dialogView.findViewById(R.id.input_field); 1130 1131 // specify the dialog's click listener, with SEND and CANCEL logic. 1132 final DialogInterface.OnClickListener mUSSDDialogListener = 1133 new DialogInterface.OnClickListener() { 1134 public void onClick(DialogInterface dialog, int whichButton) { 1135 switch (whichButton) { 1136 case DialogInterface.BUTTON_POSITIVE: 1137 // As per spec 24.080, valid length of ussd string 1138 // is 1 - 160. If length is out of the range then 1139 // display toast message & Cancel MMI operation. 1140 if (inputText.length() < MIN_USSD_LEN 1141 || inputText.length() > MAX_USSD_LEN) { 1142 Toast.makeText(app, 1143 app.getResources().getString(R.string.enter_input, 1144 MIN_USSD_LEN, MAX_USSD_LEN), 1145 Toast.LENGTH_LONG).show(); 1146 if (mmiCode.isCancelable()) { 1147 mmiCode.cancel(); 1148 } 1149 } else { 1150 phone.sendUssdResponse(inputText.getText().toString()); 1151 } 1152 break; 1153 case DialogInterface.BUTTON_NEGATIVE: 1154 if (mmiCode.isCancelable()) { 1155 mmiCode.cancel(); 1156 } 1157 break; 1158 } 1159 } 1160 }; 1161 1162 // build the dialog 1163 final AlertDialog newDialog = new AlertDialog.Builder(context) 1164 .setMessage(text) 1165 .setView(dialogView) 1166 .setPositiveButton(R.string.send_button, mUSSDDialogListener) 1167 .setNegativeButton(R.string.cancel, mUSSDDialogListener) 1168 .setCancelable(false) 1169 .create(); 1170 1171 // attach the key listener to the dialog's input field and make 1172 // sure focus is set. 1173 final View.OnKeyListener mUSSDDialogInputListener = 1174 new View.OnKeyListener() { 1175 public boolean onKey(View v, int keyCode, KeyEvent event) { 1176 switch (keyCode) { 1177 case KeyEvent.KEYCODE_CALL: 1178 case KeyEvent.KEYCODE_ENTER: 1179 if(event.getAction() == KeyEvent.ACTION_DOWN) { 1180 phone.sendUssdResponse(inputText.getText().toString()); 1181 newDialog.dismiss(); 1182 } 1183 return true; 1184 } 1185 return false; 1186 } 1187 }; 1188 inputText.setOnKeyListener(mUSSDDialogInputListener); 1189 inputText.requestFocus(); 1190 1191 // set the window properties of the dialog 1192 newDialog.getWindow().setType( 1193 WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 1194 newDialog.getWindow().addFlags( 1195 WindowManager.LayoutParams.FLAG_DIM_BEHIND); 1196 1197 // now show the dialog! 1198 newDialog.show(); 1199 } 1200 } 1201 } 1202 1203 /** 1204 * Cancels the current pending MMI operation, if applicable. 1205 * @return true if we canceled an MMI operation, or false 1206 * if the current pending MMI wasn't cancelable 1207 * or if there was no current pending MMI at all. 1208 * 1209 * @see displayMMIInitiate 1210 */ 1211 static boolean cancelMmiCode(Phone phone) { 1212 List<? extends MmiCode> pendingMmis = phone.getPendingMmiCodes(); 1213 int count = pendingMmis.size(); 1214 if (DBG) log("cancelMmiCode: num pending MMIs = " + count); 1215 1216 boolean canceled = false; 1217 if (count > 0) { 1218 // assume that we only have one pending MMI operation active at a time. 1219 // I don't think it's possible to enter multiple MMI codes concurrently 1220 // in the phone UI, because during the MMI operation, an Alert panel 1221 // is displayed, which prevents more MMI code from being entered. 1222 MmiCode mmiCode = pendingMmis.get(0); 1223 if (mmiCode.isCancelable()) { 1224 mmiCode.cancel(); 1225 canceled = true; 1226 } 1227 } 1228 return canceled; 1229 } 1230 1231 public static class VoiceMailNumberMissingException extends Exception { 1232 VoiceMailNumberMissingException() { 1233 super(); 1234 } 1235 1236 VoiceMailNumberMissingException(String msg) { 1237 super(msg); 1238 } 1239 } 1240 1241 /** 1242 * Given an Intent (which is presumably the ACTION_CALL intent that 1243 * initiated this outgoing call), figure out the actual phone number we 1244 * should dial. 1245 * 1246 * Note that the returned "number" may actually be a SIP address, 1247 * if the specified intent contains a sip: URI. 1248 * 1249 * This method is basically a wrapper around PhoneUtils.getNumberFromIntent(), 1250 * except it's also aware of the EXTRA_ACTUAL_NUMBER_TO_DIAL extra. 1251 * (That extra, if present, tells us the exact string to pass down to the 1252 * telephony layer. It's guaranteed to be safe to dial: it's either a PSTN 1253 * phone number with separators and keypad letters stripped out, or a raw 1254 * unencoded SIP address.) 1255 * 1256 * @return the phone number corresponding to the specified Intent, or null 1257 * if the Intent has no action or if the intent's data is malformed or 1258 * missing. 1259 * 1260 * @throws VoiceMailNumberMissingException if the intent 1261 * contains a "voicemail" URI, but there's no voicemail 1262 * number configured on the device. 1263 */ 1264 public static String getInitialNumber(Intent intent) 1265 throws PhoneUtils.VoiceMailNumberMissingException { 1266 if (DBG) log("getInitialNumber(): " + intent); 1267 1268 String action = intent.getAction(); 1269 if (TextUtils.isEmpty(action)) { 1270 return null; 1271 } 1272 1273 // If the EXTRA_ACTUAL_NUMBER_TO_DIAL extra is present, get the phone 1274 // number from there. (That extra takes precedence over the actual data 1275 // included in the intent.) 1276 if (intent.hasExtra(OutgoingCallBroadcaster.EXTRA_ACTUAL_NUMBER_TO_DIAL)) { 1277 String actualNumberToDial = 1278 intent.getStringExtra(OutgoingCallBroadcaster.EXTRA_ACTUAL_NUMBER_TO_DIAL); 1279 if (DBG) { 1280 log("==> got EXTRA_ACTUAL_NUMBER_TO_DIAL; returning '" 1281 + toLogSafePhoneNumber(actualNumberToDial) + "'"); 1282 } 1283 return actualNumberToDial; 1284 } 1285 1286 return getNumberFromIntent(PhoneGlobals.getInstance(), intent); 1287 } 1288 1289 /** 1290 * Gets the phone number to be called from an intent. Requires a Context 1291 * to access the contacts database, and a Phone to access the voicemail 1292 * number. 1293 * 1294 * <p>If <code>phone</code> is <code>null</code>, the function will return 1295 * <code>null</code> for <code>voicemail:</code> URIs; 1296 * if <code>context</code> is <code>null</code>, the function will return 1297 * <code>null</code> for person/phone URIs.</p> 1298 * 1299 * <p>If the intent contains a <code>sip:</code> URI, the returned 1300 * "number" is actually the SIP address. 1301 * 1302 * @param context a context to use (or 1303 * @param intent the intent 1304 * 1305 * @throws VoiceMailNumberMissingException if <code>intent</code> contains 1306 * a <code>voicemail:</code> URI, but <code>phone</code> does not 1307 * have a voicemail number set. 1308 * 1309 * @return the phone number (or SIP address) that would be called by the intent, 1310 * or <code>null</code> if the number cannot be found. 1311 */ 1312 private static String getNumberFromIntent(Context context, Intent intent) 1313 throws VoiceMailNumberMissingException { 1314 Uri uri = intent.getData(); 1315 String scheme = uri.getScheme(); 1316 1317 // The sip: scheme is simple: just treat the rest of the URI as a 1318 // SIP address. 1319 if (Constants.SCHEME_SIP.equals(scheme)) { 1320 return uri.getSchemeSpecificPart(); 1321 } 1322 1323 // Otherwise, let PhoneNumberUtils.getNumberFromIntent() handle 1324 // the other cases (i.e. tel: and voicemail: and contact: URIs.) 1325 1326 final String number = PhoneNumberUtils.getNumberFromIntent(intent, context); 1327 1328 // Check for a voicemail-dialing request. If the voicemail number is 1329 // empty, throw a VoiceMailNumberMissingException. 1330 if (Constants.SCHEME_VOICEMAIL.equals(scheme) && 1331 (number == null || TextUtils.isEmpty(number))) 1332 throw new VoiceMailNumberMissingException(); 1333 1334 return number; 1335 } 1336 1337 /** 1338 * Returns the caller-id info corresponding to the specified Connection. 1339 * (This is just a simple wrapper around CallerInfo.getCallerInfo(): we 1340 * extract a phone number from the specified Connection, and feed that 1341 * number into CallerInfo.getCallerInfo().) 1342 * 1343 * The returned CallerInfo may be null in certain error cases, like if the 1344 * specified Connection was null, or if we weren't able to get a valid 1345 * phone number from the Connection. 1346 * 1347 * Finally, if the getCallerInfo() call did succeed, we save the resulting 1348 * CallerInfo object in the "userData" field of the Connection. 1349 * 1350 * NOTE: This API should be avoided, with preference given to the 1351 * asynchronous startGetCallerInfo API. 1352 */ 1353 static CallerInfo getCallerInfo(Context context, Connection c) { 1354 CallerInfo info = null; 1355 1356 if (c != null) { 1357 //See if there is a URI attached. If there is, this means 1358 //that there is no CallerInfo queried yet, so we'll need to 1359 //replace the URI with a full CallerInfo object. 1360 Object userDataObject = c.getUserData(); 1361 if (userDataObject instanceof Uri) { 1362 info = CallerInfo.getCallerInfo(context, (Uri) userDataObject); 1363 if (info != null) { 1364 c.setUserData(info); 1365 } 1366 } else { 1367 if (userDataObject instanceof CallerInfoToken) { 1368 //temporary result, while query is running 1369 info = ((CallerInfoToken) userDataObject).currentInfo; 1370 } else { 1371 //final query result 1372 info = (CallerInfo) userDataObject; 1373 } 1374 if (info == null) { 1375 // No URI, or Existing CallerInfo, so we'll have to make do with 1376 // querying a new CallerInfo using the connection's phone number. 1377 String number = c.getAddress(); 1378 1379 if (DBG) log("getCallerInfo: number = " + toLogSafePhoneNumber(number)); 1380 1381 if (!TextUtils.isEmpty(number)) { 1382 info = CallerInfo.getCallerInfo(context, number); 1383 if (info != null) { 1384 c.setUserData(info); 1385 } 1386 } 1387 } 1388 } 1389 } 1390 return info; 1391 } 1392 1393 /** 1394 * Class returned by the startGetCallerInfo call to package a temporary 1395 * CallerInfo Object, to be superceded by the CallerInfo Object passed 1396 * into the listener when the query with token mAsyncQueryToken is complete. 1397 */ 1398 public static class CallerInfoToken { 1399 /**indicates that there will no longer be updates to this request.*/ 1400 public boolean isFinal; 1401 1402 public CallerInfo currentInfo; 1403 public CallerInfoAsyncQuery asyncQuery; 1404 } 1405 1406 /** 1407 * Start a CallerInfo Query based on the earliest connection in the call. 1408 */ 1409 static CallerInfoToken startGetCallerInfo(Context context, Call call, 1410 CallerInfoAsyncQuery.OnQueryCompleteListener listener, Object cookie) { 1411 Connection conn = null; 1412 int phoneType = call.getPhone().getPhoneType(); 1413 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 1414 conn = call.getLatestConnection(); 1415 } else if ((phoneType == PhoneConstants.PHONE_TYPE_GSM) 1416 || (phoneType == PhoneConstants.PHONE_TYPE_SIP)) { 1417 conn = call.getEarliestConnection(); 1418 } else { 1419 throw new IllegalStateException("Unexpected phone type: " + phoneType); 1420 } 1421 1422 return startGetCallerInfo(context, conn, listener, cookie); 1423 } 1424 1425 /** 1426 * place a temporary callerinfo object in the hands of the caller and notify 1427 * caller when the actual query is done. 1428 */ 1429 static CallerInfoToken startGetCallerInfo(Context context, Connection c, 1430 CallerInfoAsyncQuery.OnQueryCompleteListener listener, Object cookie) { 1431 CallerInfoToken cit; 1432 1433 if (c == null) { 1434 //TODO: perhaps throw an exception here. 1435 cit = new CallerInfoToken(); 1436 cit.asyncQuery = null; 1437 return cit; 1438 } 1439 1440 Object userDataObject = c.getUserData(); 1441 1442 // There are now 3 states for the Connection's userData object: 1443 // 1444 // (1) Uri - query has not been executed yet 1445 // 1446 // (2) CallerInfoToken - query is executing, but has not completed. 1447 // 1448 // (3) CallerInfo - query has executed. 1449 // 1450 // In each case we have slightly different behaviour: 1451 // 1. If the query has not been executed yet (Uri or null), we start 1452 // query execution asynchronously, and note it by attaching a 1453 // CallerInfoToken as the userData. 1454 // 2. If the query is executing (CallerInfoToken), we've essentially 1455 // reached a state where we've received multiple requests for the 1456 // same callerInfo. That means that once the query is complete, 1457 // we'll need to execute the additional listener requested. 1458 // 3. If the query has already been executed (CallerInfo), we just 1459 // return the CallerInfo object as expected. 1460 // 4. Regarding isFinal - there are cases where the CallerInfo object 1461 // will not be attached, like when the number is empty (caller id 1462 // blocking). This flag is used to indicate that the 1463 // CallerInfoToken object is going to be permanent since no 1464 // query results will be returned. In the case where a query 1465 // has been completed, this flag is used to indicate to the caller 1466 // that the data will not be updated since it is valid. 1467 // 1468 // Note: For the case where a number is NOT retrievable, we leave 1469 // the CallerInfo as null in the CallerInfoToken. This is 1470 // something of a departure from the original code, since the old 1471 // code manufactured a CallerInfo object regardless of the query 1472 // outcome. From now on, we will append an empty CallerInfo 1473 // object, to mirror previous behaviour, and to avoid Null Pointer 1474 // Exceptions. 1475 1476 if (userDataObject instanceof Uri) { 1477 // State (1): query has not been executed yet 1478 1479 //create a dummy callerinfo, populate with what we know from URI. 1480 cit = new CallerInfoToken(); 1481 cit.currentInfo = new CallerInfo(); 1482 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1483 (Uri) userDataObject, sCallerInfoQueryListener, c); 1484 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1485 cit.isFinal = false; 1486 1487 c.setUserData(cit); 1488 1489 if (DBG) log("startGetCallerInfo: query based on Uri: " + userDataObject); 1490 1491 } else if (userDataObject == null) { 1492 // No URI, or Existing CallerInfo, so we'll have to make do with 1493 // querying a new CallerInfo using the connection's phone number. 1494 String number = c.getAddress(); 1495 1496 if (DBG) { 1497 log("PhoneUtils.startGetCallerInfo: new query for phone number..."); 1498 log("- number (address): " + toLogSafePhoneNumber(number)); 1499 log("- c: " + c); 1500 log("- phone: " + c.getCall().getPhone()); 1501 int phoneType = c.getCall().getPhone().getPhoneType(); 1502 log("- phoneType: " + phoneType); 1503 switch (phoneType) { 1504 case PhoneConstants.PHONE_TYPE_NONE: log(" ==> PHONE_TYPE_NONE"); break; 1505 case PhoneConstants.PHONE_TYPE_GSM: log(" ==> PHONE_TYPE_GSM"); break; 1506 case PhoneConstants.PHONE_TYPE_CDMA: log(" ==> PHONE_TYPE_CDMA"); break; 1507 case PhoneConstants.PHONE_TYPE_SIP: log(" ==> PHONE_TYPE_SIP"); break; 1508 default: log(" ==> Unknown phone type"); break; 1509 } 1510 } 1511 1512 cit = new CallerInfoToken(); 1513 cit.currentInfo = new CallerInfo(); 1514 1515 // Store CNAP information retrieved from the Connection (we want to do this 1516 // here regardless of whether the number is empty or not). 1517 cit.currentInfo.cnapName = c.getCnapName(); 1518 cit.currentInfo.name = cit.currentInfo.cnapName; // This can still get overwritten 1519 // by ContactInfo later 1520 cit.currentInfo.numberPresentation = c.getNumberPresentation(); 1521 cit.currentInfo.namePresentation = c.getCnapNamePresentation(); 1522 1523 if (VDBG) { 1524 log("startGetCallerInfo: number = " + number); 1525 log("startGetCallerInfo: CNAP Info from FW(1): name=" 1526 + cit.currentInfo.cnapName 1527 + ", Name/Number Pres=" + cit.currentInfo.numberPresentation); 1528 } 1529 1530 // handling case where number is null (caller id hidden) as well. 1531 if (!TextUtils.isEmpty(number)) { 1532 // Check for special CNAP cases and modify the CallerInfo accordingly 1533 // to be sure we keep the right information to display/log later 1534 number = modifyForSpecialCnapCases(context, cit.currentInfo, number, 1535 cit.currentInfo.numberPresentation); 1536 1537 cit.currentInfo.phoneNumber = number; 1538 // For scenarios where we may receive a valid number from the network but a 1539 // restricted/unavailable presentation, we do not want to perform a contact query 1540 // (see note on isFinal above). So we set isFinal to true here as well. 1541 if (cit.currentInfo.numberPresentation != PhoneConstants.PRESENTATION_ALLOWED) { 1542 cit.isFinal = true; 1543 } else { 1544 if (DBG) log("==> Actually starting CallerInfoAsyncQuery.startQuery()..."); 1545 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1546 number, sCallerInfoQueryListener, c); 1547 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1548 cit.isFinal = false; 1549 } 1550 } else { 1551 // This is the case where we are querying on a number that 1552 // is null or empty, like a caller whose caller id is 1553 // blocked or empty (CLIR). The previous behaviour was to 1554 // throw a null CallerInfo object back to the user, but 1555 // this departure is somewhat cleaner. 1556 if (DBG) log("startGetCallerInfo: No query to start, send trivial reply."); 1557 cit.isFinal = true; // please see note on isFinal, above. 1558 } 1559 1560 c.setUserData(cit); 1561 1562 if (DBG) { 1563 log("startGetCallerInfo: query based on number: " + toLogSafePhoneNumber(number)); 1564 } 1565 1566 } else if (userDataObject instanceof CallerInfoToken) { 1567 // State (2): query is executing, but has not completed. 1568 1569 // just tack on this listener to the queue. 1570 cit = (CallerInfoToken) userDataObject; 1571 1572 // handling case where number is null (caller id hidden) as well. 1573 if (cit.asyncQuery != null) { 1574 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1575 1576 if (DBG) log("startGetCallerInfo: query already running, adding listener: " + 1577 listener.getClass().toString()); 1578 } else { 1579 // handling case where number/name gets updated later on by the network 1580 String updatedNumber = c.getAddress(); 1581 if (DBG) { 1582 log("startGetCallerInfo: updatedNumber initially = " 1583 + toLogSafePhoneNumber(updatedNumber)); 1584 } 1585 if (!TextUtils.isEmpty(updatedNumber)) { 1586 // Store CNAP information retrieved from the Connection 1587 cit.currentInfo.cnapName = c.getCnapName(); 1588 // This can still get overwritten by ContactInfo 1589 cit.currentInfo.name = cit.currentInfo.cnapName; 1590 cit.currentInfo.numberPresentation = c.getNumberPresentation(); 1591 cit.currentInfo.namePresentation = c.getCnapNamePresentation(); 1592 1593 updatedNumber = modifyForSpecialCnapCases(context, cit.currentInfo, 1594 updatedNumber, cit.currentInfo.numberPresentation); 1595 1596 cit.currentInfo.phoneNumber = updatedNumber; 1597 if (DBG) { 1598 log("startGetCallerInfo: updatedNumber=" 1599 + toLogSafePhoneNumber(updatedNumber)); 1600 } 1601 if (VDBG) { 1602 log("startGetCallerInfo: CNAP Info from FW(2): name=" 1603 + cit.currentInfo.cnapName 1604 + ", Name/Number Pres=" + cit.currentInfo.numberPresentation); 1605 } else if (DBG) { 1606 log("startGetCallerInfo: CNAP Info from FW(2)"); 1607 } 1608 // For scenarios where we may receive a valid number from the network but a 1609 // restricted/unavailable presentation, we do not want to perform a contact query 1610 // (see note on isFinal above). So we set isFinal to true here as well. 1611 if (cit.currentInfo.numberPresentation != PhoneConstants.PRESENTATION_ALLOWED) { 1612 cit.isFinal = true; 1613 } else { 1614 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1615 updatedNumber, sCallerInfoQueryListener, c); 1616 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1617 cit.isFinal = false; 1618 } 1619 } else { 1620 if (DBG) log("startGetCallerInfo: No query to attach to, send trivial reply."); 1621 if (cit.currentInfo == null) { 1622 cit.currentInfo = new CallerInfo(); 1623 } 1624 // Store CNAP information retrieved from the Connection 1625 cit.currentInfo.cnapName = c.getCnapName(); // This can still get 1626 // overwritten by ContactInfo 1627 cit.currentInfo.name = cit.currentInfo.cnapName; 1628 cit.currentInfo.numberPresentation = c.getNumberPresentation(); 1629 cit.currentInfo.namePresentation = c.getCnapNamePresentation(); 1630 1631 if (VDBG) { 1632 log("startGetCallerInfo: CNAP Info from FW(3): name=" 1633 + cit.currentInfo.cnapName 1634 + ", Name/Number Pres=" + cit.currentInfo.numberPresentation); 1635 } else if (DBG) { 1636 log("startGetCallerInfo: CNAP Info from FW(3)"); 1637 } 1638 cit.isFinal = true; // please see note on isFinal, above. 1639 } 1640 } 1641 } else { 1642 // State (3): query is complete. 1643 1644 // The connection's userDataObject is a full-fledged 1645 // CallerInfo instance. Wrap it in a CallerInfoToken and 1646 // return it to the user. 1647 1648 cit = new CallerInfoToken(); 1649 cit.currentInfo = (CallerInfo) userDataObject; 1650 cit.asyncQuery = null; 1651 cit.isFinal = true; 1652 // since the query is already done, call the listener. 1653 if (DBG) log("startGetCallerInfo: query already done, returning CallerInfo"); 1654 if (DBG) log("==> cit.currentInfo = " + cit.currentInfo); 1655 } 1656 return cit; 1657 } 1658 1659 /** 1660 * Static CallerInfoAsyncQuery.OnQueryCompleteListener instance that 1661 * we use with all our CallerInfoAsyncQuery.startQuery() requests. 1662 */ 1663 private static final int QUERY_TOKEN = -1; 1664 static CallerInfoAsyncQuery.OnQueryCompleteListener sCallerInfoQueryListener = 1665 new CallerInfoAsyncQuery.OnQueryCompleteListener () { 1666 /** 1667 * When the query completes, we stash the resulting CallerInfo 1668 * object away in the Connection's "userData" (where it will 1669 * later be retrieved by the in-call UI.) 1670 */ 1671 public void onQueryComplete(int token, Object cookie, CallerInfo ci) { 1672 if (DBG) log("query complete, updating connection.userdata"); 1673 Connection conn = (Connection) cookie; 1674 1675 // Added a check if CallerInfo is coming from ContactInfo or from Connection. 1676 // If no ContactInfo, then we want to use CNAP information coming from network 1677 if (DBG) log("- onQueryComplete: CallerInfo:" + ci); 1678 if (ci.contactExists || ci.isEmergencyNumber() || ci.isVoiceMailNumber()) { 1679 // If the number presentation has not been set by 1680 // the ContactInfo, use the one from the 1681 // connection. 1682 1683 // TODO: Need a new util method to merge the info 1684 // from the Connection in a CallerInfo object. 1685 // Here 'ci' is a new CallerInfo instance read 1686 // from the DB. It has lost all the connection 1687 // info preset before the query (see PhoneUtils 1688 // line 1334). We should have a method to merge 1689 // back into this new instance the info from the 1690 // connection object not set by the DB. If the 1691 // Connection already has a CallerInfo instance in 1692 // userData, then we could use this instance to 1693 // fill 'ci' in. The same routine could be used in 1694 // PhoneUtils. 1695 if (0 == ci.numberPresentation) { 1696 ci.numberPresentation = conn.getNumberPresentation(); 1697 } 1698 } else { 1699 // No matching contact was found for this number. 1700 // Return a new CallerInfo based solely on the CNAP 1701 // information from the network. 1702 1703 CallerInfo newCi = getCallerInfo(null, conn); 1704 1705 // ...but copy over the (few) things we care about 1706 // from the original CallerInfo object: 1707 if (newCi != null) { 1708 newCi.phoneNumber = ci.phoneNumber; // To get formatted phone number 1709 newCi.geoDescription = ci.geoDescription; // To get geo description string 1710 ci = newCi; 1711 } 1712 } 1713 1714 if (DBG) log("==> Stashing CallerInfo " + ci + " into the connection..."); 1715 conn.setUserData(ci); 1716 } 1717 }; 1718 1719 1720 /** 1721 * Returns a single "name" for the specified given a CallerInfo object. 1722 * If the name is null, return defaultString as the default value, usually 1723 * context.getString(R.string.unknown). 1724 */ 1725 static String getCompactNameFromCallerInfo(CallerInfo ci, Context context) { 1726 if (DBG) log("getCompactNameFromCallerInfo: info = " + ci); 1727 1728 String compactName = null; 1729 if (ci != null) { 1730 if (TextUtils.isEmpty(ci.name)) { 1731 // Perform any modifications for special CNAP cases to 1732 // the phone number being displayed, if applicable. 1733 compactName = modifyForSpecialCnapCases(context, ci, ci.phoneNumber, 1734 ci.numberPresentation); 1735 } else { 1736 // Don't call modifyForSpecialCnapCases on regular name. See b/2160795. 1737 compactName = ci.name; 1738 } 1739 } 1740 1741 if ((compactName == null) || (TextUtils.isEmpty(compactName))) { 1742 // If we're still null/empty here, then check if we have a presentation 1743 // string that takes precedence that we could return, otherwise display 1744 // "unknown" string. 1745 if (ci != null && ci.numberPresentation == PhoneConstants.PRESENTATION_RESTRICTED) { 1746 compactName = context.getString(R.string.private_num); 1747 } else if (ci != null && ci.numberPresentation == PhoneConstants.PRESENTATION_PAYPHONE) { 1748 compactName = context.getString(R.string.payphone); 1749 } else { 1750 compactName = context.getString(R.string.unknown); 1751 } 1752 } 1753 if (VDBG) log("getCompactNameFromCallerInfo: compactName=" + compactName); 1754 return compactName; 1755 } 1756 1757 /** 1758 * Returns true if the specified Call is a "conference call", meaning 1759 * that it owns more than one Connection object. This information is 1760 * used to trigger certain UI changes that appear when a conference 1761 * call is active (like displaying the label "Conference call", and 1762 * enabling the "Manage conference" UI.) 1763 * 1764 * Watch out: This method simply checks the number of Connections, 1765 * *not* their states. So if a Call has (for example) one ACTIVE 1766 * connection and one DISCONNECTED connection, this method will return 1767 * true (which is unintuitive, since the Call isn't *really* a 1768 * conference call any more.) 1769 * 1770 * @return true if the specified call has more than one connection (in any state.) 1771 */ 1772 static boolean isConferenceCall(Call call) { 1773 // CDMA phones don't have the same concept of "conference call" as 1774 // GSM phones do; there's no special "conference call" state of 1775 // the UI or a "manage conference" function. (Instead, when 1776 // you're in a 3-way call, all we can do is display the "generic" 1777 // state of the UI.) So as far as the in-call UI is concerned, 1778 // Conference corresponds to generic display. 1779 final PhoneGlobals app = PhoneGlobals.getInstance(); 1780 int phoneType = call.getPhone().getPhoneType(); 1781 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 1782 CdmaPhoneCallState.PhoneCallState state = app.cdmaPhoneCallState.getCurrentCallState(); 1783 if ((state == CdmaPhoneCallState.PhoneCallState.CONF_CALL) 1784 || ((state == CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE) 1785 && !app.cdmaPhoneCallState.IsThreeWayCallOrigStateDialing())) { 1786 return true; 1787 } 1788 } else { 1789 List<Connection> connections = call.getConnections(); 1790 if (connections != null && connections.size() > 1) { 1791 return true; 1792 } 1793 } 1794 return false; 1795 1796 // TODO: We may still want to change the semantics of this method 1797 // to say that a given call is only really a conference call if 1798 // the number of ACTIVE connections, not the total number of 1799 // connections, is greater than one. (See warning comment in the 1800 // javadoc above.) 1801 // Here's an implementation of that: 1802 // if (connections == null) { 1803 // return false; 1804 // } 1805 // int numActiveConnections = 0; 1806 // for (Connection conn : connections) { 1807 // if (DBG) log(" - CONN: " + conn + ", state = " + conn.getState()); 1808 // if (conn.getState() == Call.State.ACTIVE) numActiveConnections++; 1809 // if (numActiveConnections > 1) { 1810 // return true; 1811 // } 1812 // } 1813 // return false; 1814 } 1815 1816 /** 1817 * Launch the Dialer to start a new call. 1818 * This is just a wrapper around the ACTION_DIAL intent. 1819 */ 1820 /* package */ static boolean startNewCall(final CallManager cm) { 1821 final PhoneGlobals app = PhoneGlobals.getInstance(); 1822 1823 // Sanity-check that this is OK given the current state of the phone. 1824 if (!okToAddCall(cm)) { 1825 Log.w(LOG_TAG, "startNewCall: can't add a new call in the current state"); 1826 dumpCallManager(); 1827 return false; 1828 } 1829 1830 Intent intent = new Intent(Intent.ACTION_DIAL); 1831 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1832 1833 // when we request the dialer come up, we also want to inform 1834 // it that we're going through the "add call" option from the 1835 // InCallScreen / PhoneUtils. 1836 intent.putExtra(ADD_CALL_MODE_KEY, true); 1837 try { 1838 app.startActivity(intent); 1839 } catch (ActivityNotFoundException e) { 1840 // This is rather rare but possible. 1841 // Note: this method is used even when the phone is encrypted. At that moment 1842 // the system may not find any Activity which can accept this Intent. 1843 Log.e(LOG_TAG, "Activity for adding calls isn't found."); 1844 return false; 1845 } 1846 1847 return true; 1848 } 1849 1850 /** 1851 * Turns on/off speaker. 1852 * 1853 * @param context Context 1854 * @param flag True when speaker should be on. False otherwise. 1855 * @param store True when the settings should be stored in the device. 1856 */ 1857 /* package */ static void turnOnSpeaker(Context context, boolean flag, boolean store) { 1858 if (DBG) log("turnOnSpeaker(flag=" + flag + ", store=" + store + ")..."); 1859 final PhoneGlobals app = PhoneGlobals.getInstance(); 1860 1861 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1862 audioManager.setSpeakerphoneOn(flag); 1863 1864 // record the speaker-enable value 1865 if (store) { 1866 sIsSpeakerEnabled = flag; 1867 } 1868 1869 // Update the status bar icon 1870 app.notificationMgr.updateSpeakerNotification(flag); 1871 1872 // We also need to make a fresh call to PhoneApp.updateWakeState() 1873 // any time the speaker state changes, since the screen timeout is 1874 // sometimes different depending on whether or not the speaker is 1875 // in use. 1876 app.updateWakeState(); 1877 1878 app.mCM.setEchoSuppressionEnabled(flag); 1879 } 1880 1881 /** 1882 * Restore the speaker mode, called after a wired headset disconnect 1883 * event. 1884 */ 1885 static void restoreSpeakerMode(Context context) { 1886 if (DBG) log("restoreSpeakerMode, restoring to: " + sIsSpeakerEnabled); 1887 1888 // change the mode if needed. 1889 if (isSpeakerOn(context) != sIsSpeakerEnabled) { 1890 turnOnSpeaker(context, sIsSpeakerEnabled, false); 1891 } 1892 } 1893 1894 static boolean isSpeakerOn(Context context) { 1895 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1896 return audioManager.isSpeakerphoneOn(); 1897 } 1898 1899 1900 static void turnOnNoiseSuppression(Context context, boolean flag, boolean store) { 1901 if (DBG) log("turnOnNoiseSuppression: " + flag); 1902 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1903 1904 if (!context.getResources().getBoolean(R.bool.has_in_call_noise_suppression)) { 1905 return; 1906 } 1907 1908 if (flag) { 1909 audioManager.setParameters("noise_suppression=auto"); 1910 } else { 1911 audioManager.setParameters("noise_suppression=off"); 1912 } 1913 1914 // record the speaker-enable value 1915 if (store) { 1916 sIsNoiseSuppressionEnabled = flag; 1917 } 1918 1919 // TODO: implement and manage ICON 1920 1921 } 1922 1923 static void restoreNoiseSuppression(Context context) { 1924 if (DBG) log("restoreNoiseSuppression, restoring to: " + sIsNoiseSuppressionEnabled); 1925 1926 if (!context.getResources().getBoolean(R.bool.has_in_call_noise_suppression)) { 1927 return; 1928 } 1929 1930 // change the mode if needed. 1931 if (isNoiseSuppressionOn(context) != sIsNoiseSuppressionEnabled) { 1932 turnOnNoiseSuppression(context, sIsNoiseSuppressionEnabled, false); 1933 } 1934 } 1935 1936 static boolean isNoiseSuppressionOn(Context context) { 1937 1938 if (!context.getResources().getBoolean(R.bool.has_in_call_noise_suppression)) { 1939 return false; 1940 } 1941 1942 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1943 String noiseSuppression = audioManager.getParameters("noise_suppression"); 1944 if (DBG) log("isNoiseSuppressionOn: " + noiseSuppression); 1945 if (noiseSuppression.contains("off")) { 1946 return false; 1947 } else { 1948 return true; 1949 } 1950 } 1951 1952 /** 1953 * 1954 * Mute / umute the foreground phone, which has the current foreground call 1955 * 1956 * All muting / unmuting from the in-call UI should go through this 1957 * wrapper. 1958 * 1959 * Wrapper around Phone.setMute() and setMicrophoneMute(). 1960 * It also updates the connectionMuteTable and mute icon in the status bar. 1961 * 1962 */ 1963 static void setMute(boolean muted) { 1964 CallManager cm = PhoneGlobals.getInstance().mCM; 1965 1966 // Emergency calls never get muted. 1967 if (isInEmergencyCall(cm)) { 1968 muted = false; 1969 } 1970 1971 // make the call to mute the audio 1972 setMuteInternal(cm.getFgPhone(), muted); 1973 1974 // update the foreground connections to match. This includes 1975 // all the connections on conference calls. 1976 for (Connection cn : cm.getActiveFgCall().getConnections()) { 1977 if (sConnectionMuteTable.get(cn) == null) { 1978 if (DBG) log("problem retrieving mute value for this connection."); 1979 } 1980 sConnectionMuteTable.put(cn, Boolean.valueOf(muted)); 1981 } 1982 } 1983 1984 static boolean isInEmergencyCall(CallManager cm) { 1985 for (Connection cn : cm.getActiveFgCall().getConnections()) { 1986 if (PhoneNumberUtils.isLocalEmergencyNumber(cn.getAddress(), 1987 PhoneGlobals.getInstance())) { 1988 return true; 1989 } 1990 } 1991 return false; 1992 } 1993 1994 /** 1995 * Internally used muting function. 1996 */ 1997 private static void setMuteInternal(Phone phone, boolean muted) { 1998 final PhoneGlobals app = PhoneGlobals.getInstance(); 1999 Context context = phone.getContext(); 2000 boolean routeToAudioManager = 2001 context.getResources().getBoolean(R.bool.send_mic_mute_to_AudioManager); 2002 if (routeToAudioManager) { 2003 AudioManager audioManager = 2004 (AudioManager) phone.getContext().getSystemService(Context.AUDIO_SERVICE); 2005 if (DBG) log("setMuteInternal: using setMicrophoneMute(" + muted + ")..."); 2006 audioManager.setMicrophoneMute(muted); 2007 } else { 2008 if (DBG) log("setMuteInternal: using phone.setMute(" + muted + ")..."); 2009 phone.setMute(muted); 2010 } 2011 app.notificationMgr.updateMuteNotification(); 2012 app.getAudioRouter().onMuteChange(muted); 2013 } 2014 2015 /** 2016 * Get the mute state of foreground phone, which has the current 2017 * foreground call 2018 */ 2019 static boolean getMute() { 2020 final PhoneGlobals app = PhoneGlobals.getInstance(); 2021 2022 boolean routeToAudioManager = 2023 app.getResources().getBoolean(R.bool.send_mic_mute_to_AudioManager); 2024 if (routeToAudioManager) { 2025 AudioManager audioManager = 2026 (AudioManager) app.getSystemService(Context.AUDIO_SERVICE); 2027 return audioManager.isMicrophoneMute(); 2028 } else { 2029 return app.mCM.getMute(); 2030 } 2031 } 2032 2033 /* package */ static void setAudioMode() { 2034 setAudioMode(PhoneGlobals.getInstance().mCM); 2035 } 2036 2037 /** 2038 * Sets the audio mode per current phone state. 2039 */ 2040 /* package */ static void setAudioMode(CallManager cm) { 2041 if (DBG) Log.d(LOG_TAG, "setAudioMode()..." + cm.getState()); 2042 2043 Context context = PhoneGlobals.getInstance(); 2044 AudioManager audioManager = (AudioManager) 2045 context.getSystemService(Context.AUDIO_SERVICE); 2046 int modeBefore = audioManager.getMode(); 2047 cm.setAudioMode(); 2048 int modeAfter = audioManager.getMode(); 2049 2050 if (modeBefore != modeAfter) { 2051 // Enable stack dump only when actively debugging ("new Throwable()" is expensive!) 2052 if (DBG_SETAUDIOMODE_STACK) Log.d(LOG_TAG, "Stack:", new Throwable("stack dump")); 2053 } else { 2054 if (DBG) Log.d(LOG_TAG, "setAudioMode() no change: " 2055 + audioModeToString(modeBefore)); 2056 } 2057 } 2058 private static String audioModeToString(int mode) { 2059 switch (mode) { 2060 case AudioManager.MODE_INVALID: return "MODE_INVALID"; 2061 case AudioManager.MODE_CURRENT: return "MODE_CURRENT"; 2062 case AudioManager.MODE_NORMAL: return "MODE_NORMAL"; 2063 case AudioManager.MODE_RINGTONE: return "MODE_RINGTONE"; 2064 case AudioManager.MODE_IN_CALL: return "MODE_IN_CALL"; 2065 default: return String.valueOf(mode); 2066 } 2067 } 2068 2069 /** 2070 * Handles the wired headset button while in-call. 2071 * 2072 * This is called from the PhoneApp, not from the InCallScreen, 2073 * since the HEADSETHOOK button means "mute or unmute the current 2074 * call" *any* time a call is active, even if the user isn't actually 2075 * on the in-call screen. 2076 * 2077 * @return true if we consumed the event. 2078 */ 2079 /* package */ static boolean handleHeadsetHook(Phone phone, KeyEvent event) { 2080 if (DBG) log("handleHeadsetHook()..." + event.getAction() + " " + event.getRepeatCount()); 2081 final PhoneGlobals app = PhoneGlobals.getInstance(); 2082 2083 // If the phone is totally idle, we ignore HEADSETHOOK events 2084 // (and instead let them fall through to the media player.) 2085 if (phone.getState() == PhoneConstants.State.IDLE) { 2086 return false; 2087 } 2088 2089 // Ok, the phone is in use. 2090 // The headset button button means "Answer" if an incoming call is 2091 // ringing. If not, it toggles the mute / unmute state. 2092 // 2093 // And in any case we *always* consume this event; this means 2094 // that the usual mediaplayer-related behavior of the headset 2095 // button will NEVER happen while the user is on a call. 2096 2097 final boolean hasRingingCall = !phone.getRingingCall().isIdle(); 2098 final boolean hasActiveCall = !phone.getForegroundCall().isIdle(); 2099 final boolean hasHoldingCall = !phone.getBackgroundCall().isIdle(); 2100 2101 if (hasRingingCall && 2102 event.getRepeatCount() == 0 && 2103 event.getAction() == KeyEvent.ACTION_UP) { 2104 // If an incoming call is ringing, answer it (just like with the 2105 // CALL button): 2106 int phoneType = phone.getPhoneType(); 2107 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 2108 answerCall(phone.getRingingCall()); 2109 } else if ((phoneType == PhoneConstants.PHONE_TYPE_GSM) 2110 || (phoneType == PhoneConstants.PHONE_TYPE_SIP)) { 2111 if (hasActiveCall && hasHoldingCall) { 2112 if (DBG) log("handleHeadsetHook: ringing (both lines in use) ==> answer!"); 2113 answerAndEndActive(app.mCM, phone.getRingingCall()); 2114 } else { 2115 if (DBG) log("handleHeadsetHook: ringing ==> answer!"); 2116 // answerCall() will automatically hold the current 2117 // active call, if there is one. 2118 answerCall(phone.getRingingCall()); 2119 } 2120 } else { 2121 throw new IllegalStateException("Unexpected phone type: " + phoneType); 2122 } 2123 } else { 2124 // No incoming ringing call. 2125 if (event.isLongPress()) { 2126 if (DBG) log("handleHeadsetHook: longpress -> hangup"); 2127 hangup(app.mCM); 2128 } 2129 else if (event.getAction() == KeyEvent.ACTION_UP && 2130 event.getRepeatCount() == 0) { 2131 Connection c = phone.getForegroundCall().getLatestConnection(); 2132 // If it is NOT an emg #, toggle the mute state. Otherwise, ignore the hook. 2133 if (c != null && !PhoneNumberUtils.isLocalEmergencyNumber(c.getAddress(), 2134 PhoneGlobals.getInstance())) { 2135 if (getMute()) { 2136 if (DBG) log("handleHeadsetHook: UNmuting..."); 2137 setMute(false); 2138 } else { 2139 if (DBG) log("handleHeadsetHook: muting..."); 2140 setMute(true); 2141 } 2142 } 2143 } 2144 } 2145 2146 // Even if the InCallScreen is the current activity, there's no 2147 // need to force it to update, because (1) if we answered a 2148 // ringing call, the InCallScreen will imminently get a phone 2149 // state change event (causing an update), and (2) if we muted or 2150 // unmuted, the setMute() call automagically updates the status 2151 // bar, and there's no "mute" indication in the InCallScreen 2152 // itself (other than the menu item, which only ever stays 2153 // onscreen for a second anyway.) 2154 // TODO: (2) isn't entirely true anymore. Once we return our result 2155 // to the PhoneApp, we ask InCallScreen to update its control widgets 2156 // in case we changed mute or speaker state and phones with touch- 2157 // screen [toggle] buttons need to update themselves. 2158 2159 return true; 2160 } 2161 2162 /** 2163 * Look for ANY connections on the phone that qualify as being 2164 * disconnected. 2165 * 2166 * @return true if we find a connection that is disconnected over 2167 * all the phone's call objects. 2168 */ 2169 /* package */ static boolean hasDisconnectedConnections(Phone phone) { 2170 return hasDisconnectedConnections(phone.getForegroundCall()) || 2171 hasDisconnectedConnections(phone.getBackgroundCall()) || 2172 hasDisconnectedConnections(phone.getRingingCall()); 2173 } 2174 2175 /** 2176 * Iterate over all connections in a call to see if there are any 2177 * that are not alive (disconnected or idle). 2178 * 2179 * @return true if we find a connection that is disconnected, and 2180 * pending removal via 2181 * {@link com.android.internal.telephony.gsm.GsmCall#clearDisconnected()}. 2182 */ 2183 private static final boolean hasDisconnectedConnections(Call call) { 2184 // look through all connections for non-active ones. 2185 for (Connection c : call.getConnections()) { 2186 if (!c.isAlive()) { 2187 return true; 2188 } 2189 } 2190 return false; 2191 } 2192 2193 // 2194 // Misc UI policy helper functions 2195 // 2196 2197 /** 2198 * @return true if we're allowed to hold calls, given the current 2199 * state of the Phone. 2200 */ 2201 /* package */ static boolean okToHoldCall(CallManager cm) { 2202 final Call fgCall = cm.getActiveFgCall(); 2203 final boolean hasHoldingCall = cm.hasActiveBgCall(); 2204 final Call.State fgCallState = fgCall.getState(); 2205 2206 // The "Hold" control is disabled entirely if there's 2207 // no way to either hold or unhold in the current state. 2208 final boolean okToHold = (fgCallState == Call.State.ACTIVE) && !hasHoldingCall; 2209 final boolean okToUnhold = cm.hasActiveBgCall() && (fgCallState == Call.State.IDLE); 2210 final boolean canHold = okToHold || okToUnhold; 2211 2212 return canHold; 2213 } 2214 2215 /** 2216 * @return true if we support holding calls, given the current 2217 * state of the Phone. 2218 */ 2219 /* package */ static boolean okToSupportHold(CallManager cm) { 2220 boolean supportsHold = false; 2221 2222 final Call fgCall = cm.getActiveFgCall(); 2223 final boolean hasHoldingCall = cm.hasActiveBgCall(); 2224 final Call.State fgCallState = fgCall.getState(); 2225 2226 if (TelephonyCapabilities.supportsHoldAndUnhold(fgCall.getPhone())) { 2227 // This phone has the concept of explicit "Hold" and "Unhold" actions. 2228 supportsHold = true; 2229 } else if (hasHoldingCall && (fgCallState == Call.State.IDLE)) { 2230 // Even when foreground phone device doesn't support hold/unhold, phone devices 2231 // for background holding calls may do. 2232 final Call bgCall = cm.getFirstActiveBgCall(); 2233 if (bgCall != null && 2234 TelephonyCapabilities.supportsHoldAndUnhold(bgCall.getPhone())) { 2235 supportsHold = true; 2236 } 2237 } 2238 return supportsHold; 2239 } 2240 2241 /** 2242 * @return true if we're allowed to swap calls, given the current 2243 * state of the Phone. 2244 */ 2245 /* package */ static boolean okToSwapCalls(CallManager cm) { 2246 int phoneType = cm.getDefaultPhone().getPhoneType(); 2247 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 2248 // CDMA: "Swap" is enabled only when the phone reaches a *generic*. 2249 // state by either accepting a Call Waiting or by merging two calls 2250 PhoneGlobals app = PhoneGlobals.getInstance(); 2251 return (app.cdmaPhoneCallState.getCurrentCallState() 2252 == CdmaPhoneCallState.PhoneCallState.CONF_CALL); 2253 } else if ((phoneType == PhoneConstants.PHONE_TYPE_GSM) 2254 || (phoneType == PhoneConstants.PHONE_TYPE_SIP)) { 2255 // GSM: "Swap" is available if both lines are in use and there's no 2256 // incoming call. (Actually we need to verify that the active 2257 // call really is in the ACTIVE state and the holding call really 2258 // is in the HOLDING state, since you *can't* actually swap calls 2259 // when the foreground call is DIALING or ALERTING.) 2260 return !cm.hasActiveRingingCall() 2261 && (cm.getActiveFgCall().getState() == Call.State.ACTIVE) 2262 && (cm.getFirstActiveBgCall().getState() == Call.State.HOLDING); 2263 } else { 2264 throw new IllegalStateException("Unexpected phone type: " + phoneType); 2265 } 2266 } 2267 2268 /** 2269 * @return true if we're allowed to merge calls, given the current 2270 * state of the Phone. 2271 */ 2272 /* package */ static boolean okToMergeCalls(CallManager cm) { 2273 int phoneType = cm.getFgPhone().getPhoneType(); 2274 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 2275 // CDMA: "Merge" is enabled only when the user is in a 3Way call. 2276 PhoneGlobals app = PhoneGlobals.getInstance(); 2277 return ((app.cdmaPhoneCallState.getCurrentCallState() 2278 == CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE) 2279 && !app.cdmaPhoneCallState.IsThreeWayCallOrigStateDialing()); 2280 } else { 2281 // GSM: "Merge" is available if both lines are in use and there's no 2282 // incoming call, *and* the current conference isn't already 2283 // "full". 2284 // TODO: shall move all okToMerge logic to CallManager 2285 return !cm.hasActiveRingingCall() && cm.hasActiveFgCall() 2286 && cm.hasActiveBgCall() 2287 && cm.canConference(cm.getFirstActiveBgCall()); 2288 } 2289 } 2290 2291 /** 2292 * @return true if the UI should let you add a new call, given the current 2293 * state of the Phone. 2294 */ 2295 /* package */ static boolean okToAddCall(CallManager cm) { 2296 Phone phone = cm.getActiveFgCall().getPhone(); 2297 2298 // "Add call" is never allowed in emergency callback mode (ECM). 2299 if (isPhoneInEcm(phone)) { 2300 return false; 2301 } 2302 2303 int phoneType = phone.getPhoneType(); 2304 final Call.State fgCallState = cm.getActiveFgCall().getState(); 2305 if (phoneType == PhoneConstants.PHONE_TYPE_CDMA) { 2306 // CDMA: "Add call" button is only enabled when: 2307 // - ForegroundCall is in ACTIVE state 2308 // - After 30 seconds of user Ignoring/Missing a Call Waiting call. 2309 PhoneGlobals app = PhoneGlobals.getInstance(); 2310 return ((fgCallState == Call.State.ACTIVE) 2311 && (app.cdmaPhoneCallState.getAddCallMenuStateAfterCallWaiting())); 2312 } else if ((phoneType == PhoneConstants.PHONE_TYPE_GSM) 2313 || (phoneType == PhoneConstants.PHONE_TYPE_SIP)) { 2314 // GSM: "Add call" is available only if ALL of the following are true: 2315 // - There's no incoming ringing call 2316 // - There's < 2 lines in use 2317 // - The foreground call is ACTIVE or IDLE or DISCONNECTED. 2318 // (We mainly need to make sure it *isn't* DIALING or ALERTING.) 2319 final boolean hasRingingCall = cm.hasActiveRingingCall(); 2320 final boolean hasActiveCall = cm.hasActiveFgCall(); 2321 final boolean hasHoldingCall = cm.hasActiveBgCall(); 2322 final boolean allLinesTaken = hasActiveCall && hasHoldingCall; 2323 2324 return !hasRingingCall 2325 && !allLinesTaken 2326 && ((fgCallState == Call.State.ACTIVE) 2327 || (fgCallState == Call.State.IDLE) 2328 || (fgCallState == Call.State.DISCONNECTED)); 2329 } else { 2330 throw new IllegalStateException("Unexpected phone type: " + phoneType); 2331 } 2332 } 2333 2334 /** 2335 * Based on the input CNAP number string, 2336 * @return _RESTRICTED or _UNKNOWN for all the special CNAP strings. 2337 * Otherwise, return CNAP_SPECIAL_CASE_NO. 2338 */ 2339 private static int checkCnapSpecialCases(String n) { 2340 if (n.equals("PRIVATE") || 2341 n.equals("P") || 2342 n.equals("RES")) { 2343 if (DBG) log("checkCnapSpecialCases, PRIVATE string: " + n); 2344 return PhoneConstants.PRESENTATION_RESTRICTED; 2345 } else if (n.equals("UNAVAILABLE") || 2346 n.equals("UNKNOWN") || 2347 n.equals("UNA") || 2348 n.equals("U")) { 2349 if (DBG) log("checkCnapSpecialCases, UNKNOWN string: " + n); 2350 return PhoneConstants.PRESENTATION_UNKNOWN; 2351 } else { 2352 if (DBG) log("checkCnapSpecialCases, normal str. number: " + n); 2353 return CNAP_SPECIAL_CASE_NO; 2354 } 2355 } 2356 2357 /** 2358 * Handles certain "corner cases" for CNAP. When we receive weird phone numbers 2359 * from the network to indicate different number presentations, convert them to 2360 * expected number and presentation values within the CallerInfo object. 2361 * @param number number we use to verify if we are in a corner case 2362 * @param presentation presentation value used to verify if we are in a corner case 2363 * @return the new String that should be used for the phone number 2364 */ 2365 /* package */ static String modifyForSpecialCnapCases(Context context, CallerInfo ci, 2366 String number, int presentation) { 2367 // Obviously we return number if ci == null, but still return number if 2368 // number == null, because in these cases the correct string will still be 2369 // displayed/logged after this function returns based on the presentation value. 2370 if (ci == null || number == null) return number; 2371 2372 if (DBG) { 2373 log("modifyForSpecialCnapCases: initially, number=" 2374 + toLogSafePhoneNumber(number) 2375 + ", presentation=" + presentation + " ci " + ci); 2376 } 2377 2378 // "ABSENT NUMBER" is a possible value we could get from the network as the 2379 // phone number, so if this happens, change it to "Unknown" in the CallerInfo 2380 // and fix the presentation to be the same. 2381 final String[] absentNumberValues = 2382 context.getResources().getStringArray(R.array.absent_num); 2383 if (Arrays.asList(absentNumberValues).contains(number) 2384 && presentation == PhoneConstants.PRESENTATION_ALLOWED) { 2385 number = context.getString(R.string.unknown); 2386 ci.numberPresentation = PhoneConstants.PRESENTATION_UNKNOWN; 2387 } 2388 2389 // Check for other special "corner cases" for CNAP and fix them similarly. Corner 2390 // cases only apply if we received an allowed presentation from the network, so check 2391 // if we think we have an allowed presentation, or if the CallerInfo presentation doesn't 2392 // match the presentation passed in for verification (meaning we changed it previously 2393 // because it's a corner case and we're being called from a different entry point). 2394 if (ci.numberPresentation == PhoneConstants.PRESENTATION_ALLOWED 2395 || (ci.numberPresentation != presentation 2396 && presentation == PhoneConstants.PRESENTATION_ALLOWED)) { 2397 int cnapSpecialCase = checkCnapSpecialCases(number); 2398 if (cnapSpecialCase != CNAP_SPECIAL_CASE_NO) { 2399 // For all special strings, change number & numberPresentation. 2400 if (cnapSpecialCase == PhoneConstants.PRESENTATION_RESTRICTED) { 2401 number = context.getString(R.string.private_num); 2402 } else if (cnapSpecialCase == PhoneConstants.PRESENTATION_UNKNOWN) { 2403 number = context.getString(R.string.unknown); 2404 } 2405 if (DBG) { 2406 log("SpecialCnap: number=" + toLogSafePhoneNumber(number) 2407 + "; presentation now=" + cnapSpecialCase); 2408 } 2409 ci.numberPresentation = cnapSpecialCase; 2410 } 2411 } 2412 if (DBG) { 2413 log("modifyForSpecialCnapCases: returning number string=" 2414 + toLogSafePhoneNumber(number)); 2415 } 2416 return number; 2417 } 2418 2419 // 2420 // Support for 3rd party phone service providers. 2421 // 2422 2423 /** 2424 * Check if a phone number can be route through a 3rd party 2425 * gateway. The number must be a global phone number in numerical 2426 * form (1-800-666-SEXY won't work). 2427 * 2428 * MMI codes and the like cannot be used as a dial number for the 2429 * gateway either. 2430 * 2431 * @param number To be dialed via a 3rd party gateway. 2432 * @return true If the number can be routed through the 3rd party network. 2433 */ 2434 private static boolean isRoutableViaGateway(String number) { 2435 if (TextUtils.isEmpty(number)) { 2436 return false; 2437 } 2438 number = PhoneNumberUtils.stripSeparators(number); 2439 if (!number.equals(PhoneNumberUtils.convertKeypadLettersToDigits(number))) { 2440 return false; 2441 } 2442 number = PhoneNumberUtils.extractNetworkPortion(number); 2443 return PhoneNumberUtils.isGlobalPhoneNumber(number); 2444 } 2445 2446 /** 2447 * This function is called when phone answers or places a call. 2448 * Check if the phone is in a car dock or desk dock. 2449 * If yes, turn on the speaker, when no wired or BT headsets are connected. 2450 * Otherwise do nothing. 2451 * @return true if activated 2452 */ 2453 private static boolean activateSpeakerIfDocked(Phone phone) { 2454 if (DBG) log("activateSpeakerIfDocked()..."); 2455 2456 boolean activated = false; 2457 if (PhoneGlobals.mDockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) { 2458 if (DBG) log("activateSpeakerIfDocked(): In a dock -> may need to turn on speaker."); 2459 final PhoneGlobals app = PhoneGlobals.getInstance(); 2460 2461 // TODO: This function should move to AudioRouter 2462 final BluetoothManager btManager = app.getBluetoothManager(); 2463 final WiredHeadsetManager wiredHeadset = app.getWiredHeadsetManager(); 2464 final AudioRouter audioRouter = app.getAudioRouter(); 2465 2466 if (!wiredHeadset.isHeadsetPlugged() && !btManager.isBluetoothHeadsetAudioOn()) { 2467 audioRouter.setSpeaker(true); 2468 activated = true; 2469 } 2470 } 2471 return activated; 2472 } 2473 2474 2475 /** 2476 * Returns whether the phone is in ECM ("Emergency Callback Mode") or not. 2477 */ 2478 /* package */ static boolean isPhoneInEcm(Phone phone) { 2479 if ((phone != null) && TelephonyCapabilities.supportsEcm(phone)) { 2480 // For phones that support ECM, return true iff PROPERTY_INECM_MODE == "true". 2481 // TODO: There ought to be a better API for this than just 2482 // exposing a system property all the way up to the app layer, 2483 // probably a method like "inEcm()" provided by the telephony 2484 // layer. 2485 String ecmMode = 2486 SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE); 2487 if (ecmMode != null) { 2488 return ecmMode.equals("true"); 2489 } 2490 } 2491 return false; 2492 } 2493 2494 /** 2495 * Returns the most appropriate Phone object to handle a call 2496 * to the specified number. 2497 * 2498 * @param cm the CallManager. 2499 * @param scheme the scheme from the data URI that the number originally came from. 2500 * @param number the phone number, or SIP address. 2501 */ 2502 public static Phone pickPhoneBasedOnNumber(CallManager cm, 2503 String scheme, String number, String primarySipUri) { 2504 if (DBG) { 2505 log("pickPhoneBasedOnNumber: scheme " + scheme 2506 + ", number " + toLogSafePhoneNumber(number) 2507 + ", sipUri " 2508 + (primarySipUri != null ? Uri.parse(primarySipUri).toSafeString() : "null")); 2509 } 2510 2511 if (primarySipUri != null) { 2512 Phone phone = getSipPhoneFromUri(cm, primarySipUri); 2513 if (phone != null) return phone; 2514 } 2515 return cm.getDefaultPhone(); 2516 } 2517 2518 public static Phone getSipPhoneFromUri(CallManager cm, String target) { 2519 for (Phone phone : cm.getAllPhones()) { 2520 if (phone.getPhoneType() == PhoneConstants.PHONE_TYPE_SIP) { 2521 String sipUri = ((SipPhone) phone).getSipUri(); 2522 if (target.equals(sipUri)) { 2523 if (DBG) log("- pickPhoneBasedOnNumber:" + 2524 "found SipPhone! obj = " + phone + ", " 2525 + phone.getClass()); 2526 return phone; 2527 } 2528 } 2529 } 2530 return null; 2531 } 2532 2533 /** 2534 * Returns true when the given call is in INCOMING state and there's no foreground phone call, 2535 * meaning the call is the first real incoming call the phone is having. 2536 */ 2537 public static boolean isRealIncomingCall(Call.State state) { 2538 return (state == Call.State.INCOMING && !PhoneGlobals.getInstance().mCM.hasActiveFgCall()); 2539 } 2540 2541 private static boolean sVoipSupported = false; 2542 static { 2543 PhoneGlobals app = PhoneGlobals.getInstance(); 2544 sVoipSupported = SipManager.isVoipSupported(app) 2545 && app.getResources().getBoolean(com.android.internal.R.bool.config_built_in_sip_phone) 2546 && app.getResources().getBoolean(com.android.internal.R.bool.config_voice_capable); 2547 } 2548 2549 /** 2550 * @return true if this device supports voice calls using the built-in SIP stack. 2551 */ 2552 static boolean isVoipSupported() { 2553 return sVoipSupported; 2554 } 2555 2556 public static String getPresentationString(Context context, int presentation) { 2557 String name = context.getString(R.string.unknown); 2558 if (presentation == PhoneConstants.PRESENTATION_RESTRICTED) { 2559 name = context.getString(R.string.private_num); 2560 } else if (presentation == PhoneConstants.PRESENTATION_PAYPHONE) { 2561 name = context.getString(R.string.payphone); 2562 } 2563 return name; 2564 } 2565 2566 public static void sendViewNotificationAsync(Context context, Uri contactUri) { 2567 if (DBG) Log.d(LOG_TAG, "Send view notification to Contacts (uri: " + contactUri + ")"); 2568 Intent intent = new Intent("com.android.contacts.VIEW_NOTIFICATION", contactUri); 2569 intent.setClassName("com.android.contacts", 2570 "com.android.contacts.ViewNotificationService"); 2571 context.startService(intent); 2572 } 2573 2574 // 2575 // General phone and call state debugging/testing code 2576 // 2577 2578 /* package */ static void dumpCallState(Phone phone) { 2579 PhoneGlobals app = PhoneGlobals.getInstance(); 2580 Log.d(LOG_TAG, "dumpCallState():"); 2581 Log.d(LOG_TAG, "- Phone: " + phone + ", name = " + phone.getPhoneName() 2582 + ", state = " + phone.getState()); 2583 2584 StringBuilder b = new StringBuilder(128); 2585 2586 Call call = phone.getForegroundCall(); 2587 b.setLength(0); 2588 b.append(" - FG call: ").append(call.getState()); 2589 b.append(" isAlive ").append(call.getState().isAlive()); 2590 b.append(" isRinging ").append(call.getState().isRinging()); 2591 b.append(" isDialing ").append(call.getState().isDialing()); 2592 b.append(" isIdle ").append(call.isIdle()); 2593 b.append(" hasConnections ").append(call.hasConnections()); 2594 Log.d(LOG_TAG, b.toString()); 2595 2596 call = phone.getBackgroundCall(); 2597 b.setLength(0); 2598 b.append(" - BG call: ").append(call.getState()); 2599 b.append(" isAlive ").append(call.getState().isAlive()); 2600 b.append(" isRinging ").append(call.getState().isRinging()); 2601 b.append(" isDialing ").append(call.getState().isDialing()); 2602 b.append(" isIdle ").append(call.isIdle()); 2603 b.append(" hasConnections ").append(call.hasConnections()); 2604 Log.d(LOG_TAG, b.toString()); 2605 2606 call = phone.getRingingCall(); 2607 b.setLength(0); 2608 b.append(" - RINGING call: ").append(call.getState()); 2609 b.append(" isAlive ").append(call.getState().isAlive()); 2610 b.append(" isRinging ").append(call.getState().isRinging()); 2611 b.append(" isDialing ").append(call.getState().isDialing()); 2612 b.append(" isIdle ").append(call.isIdle()); 2613 b.append(" hasConnections ").append(call.hasConnections()); 2614 Log.d(LOG_TAG, b.toString()); 2615 2616 2617 final boolean hasRingingCall = !phone.getRingingCall().isIdle(); 2618 final boolean hasActiveCall = !phone.getForegroundCall().isIdle(); 2619 final boolean hasHoldingCall = !phone.getBackgroundCall().isIdle(); 2620 final boolean allLinesTaken = hasActiveCall && hasHoldingCall; 2621 b.setLength(0); 2622 b.append(" - hasRingingCall ").append(hasRingingCall); 2623 b.append(" hasActiveCall ").append(hasActiveCall); 2624 b.append(" hasHoldingCall ").append(hasHoldingCall); 2625 b.append(" allLinesTaken ").append(allLinesTaken); 2626 Log.d(LOG_TAG, b.toString()); 2627 2628 // On CDMA phones, dump out the CdmaPhoneCallState too: 2629 if (phone.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA) { 2630 if (app.cdmaPhoneCallState != null) { 2631 Log.d(LOG_TAG, " - CDMA call state: " 2632 + app.cdmaPhoneCallState.getCurrentCallState()); 2633 } else { 2634 Log.d(LOG_TAG, " - CDMA device, but null cdmaPhoneCallState!"); 2635 } 2636 } 2637 2638 // Watch out: the isRinging() call below does NOT tell us anything 2639 // about the state of the telephony layer; it merely tells us whether 2640 // the Ringer manager is currently playing the ringtone. 2641 boolean ringing = app.getRinger().isRinging(); 2642 Log.d(LOG_TAG, " - Ringer state: " + ringing); 2643 } 2644 2645 private static void log(String msg) { 2646 Log.d(LOG_TAG, msg); 2647 } 2648 2649 static void dumpCallManager() { 2650 Call call; 2651 CallManager cm = PhoneGlobals.getInstance().mCM; 2652 StringBuilder b = new StringBuilder(128); 2653 2654 2655 2656 Log.d(LOG_TAG, "############### dumpCallManager() ##############"); 2657 // TODO: Don't log "cm" itself, since CallManager.toString() 2658 // already spews out almost all this same information. 2659 // We should fix CallManager.toString() to be more minimal, and 2660 // use an explicit dumpState() method for the verbose dump. 2661 // Log.d(LOG_TAG, "CallManager: " + cm 2662 // + ", state = " + cm.getState()); 2663 Log.d(LOG_TAG, "CallManager: state = " + cm.getState()); 2664 b.setLength(0); 2665 call = cm.getActiveFgCall(); 2666 b.append(" - FG call: ").append(cm.hasActiveFgCall()? "YES ": "NO "); 2667 b.append(call); 2668 b.append( " State: ").append(cm.getActiveFgCallState()); 2669 b.append( " Conn: ").append(cm.getFgCallConnections()); 2670 Log.d(LOG_TAG, b.toString()); 2671 b.setLength(0); 2672 call = cm.getFirstActiveBgCall(); 2673 b.append(" - BG call: ").append(cm.hasActiveBgCall()? "YES ": "NO "); 2674 b.append(call); 2675 b.append( " State: ").append(cm.getFirstActiveBgCall().getState()); 2676 b.append( " Conn: ").append(cm.getBgCallConnections()); 2677 Log.d(LOG_TAG, b.toString()); 2678 b.setLength(0); 2679 call = cm.getFirstActiveRingingCall(); 2680 b.append(" - RINGING call: ").append(cm.hasActiveRingingCall()? "YES ": "NO "); 2681 b.append(call); 2682 b.append( " State: ").append(cm.getFirstActiveRingingCall().getState()); 2683 Log.d(LOG_TAG, b.toString()); 2684 2685 2686 2687 for (Phone phone : CallManager.getInstance().getAllPhones()) { 2688 if (phone != null) { 2689 Log.d(LOG_TAG, "Phone: " + phone + ", name = " + phone.getPhoneName() 2690 + ", state = " + phone.getState()); 2691 b.setLength(0); 2692 call = phone.getForegroundCall(); 2693 b.append(" - FG call: ").append(call); 2694 b.append( " State: ").append(call.getState()); 2695 b.append( " Conn: ").append(call.hasConnections()); 2696 Log.d(LOG_TAG, b.toString()); 2697 b.setLength(0); 2698 call = phone.getBackgroundCall(); 2699 b.append(" - BG call: ").append(call); 2700 b.append( " State: ").append(call.getState()); 2701 b.append( " Conn: ").append(call.hasConnections()); 2702 Log.d(LOG_TAG, b.toString());b.setLength(0); 2703 call = phone.getRingingCall(); 2704 b.append(" - RINGING call: ").append(call); 2705 b.append( " State: ").append(call.getState()); 2706 b.append( " Conn: ").append(call.hasConnections()); 2707 Log.d(LOG_TAG, b.toString()); 2708 } 2709 } 2710 2711 Log.d(LOG_TAG, "############## END dumpCallManager() ###############"); 2712 } 2713 2714 /** 2715 * @return if the context is in landscape orientation. 2716 */ 2717 public static boolean isLandscape(Context context) { 2718 return context.getResources().getConfiguration().orientation 2719 == Configuration.ORIENTATION_LANDSCAPE; 2720 } 2721} 2722