Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.keyguard; |
| 18 | |
| 19 | import android.content.Context; |
| 20 | import android.content.Intent; |
| 21 | import android.content.IntentFilter; |
| 22 | import android.net.ConnectivityManager; |
| 23 | import android.net.wifi.WifiManager; |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 24 | import android.os.Handler; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 25 | import android.telephony.ServiceState; |
| 26 | import android.telephony.SubscriptionInfo; |
| 27 | import android.telephony.TelephonyManager; |
| 28 | import android.text.TextUtils; |
| 29 | import android.util.Log; |
| 30 | |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 31 | import androidx.annotation.VisibleForTesting; |
| 32 | |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 33 | import com.android.internal.telephony.IccCardConstants; |
| 34 | import com.android.internal.telephony.TelephonyIntents; |
| 35 | import com.android.settingslib.WirelessUtils; |
| 36 | import com.android.systemui.Dependency; |
| 37 | import com.android.systemui.keyguard.WakefulnessLifecycle; |
| 38 | |
| 39 | import java.util.List; |
| 40 | import java.util.Objects; |
| 41 | |
| 42 | /** |
| 43 | * Controller that generates text including the carrier names and/or the status of all the SIM |
| 44 | * interfaces in the device. Through a callback, the updates can be retrieved either as a list or |
| 45 | * separated by a given separator {@link CharSequence}. |
| 46 | */ |
| 47 | public class CarrierTextController { |
| 48 | private static final boolean DEBUG = KeyguardConstants.DEBUG; |
| 49 | private static final String TAG = "CarrierTextController"; |
| 50 | |
| 51 | private final boolean mIsEmergencyCallCapable; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 52 | private boolean mTelephonyCapable; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 53 | private boolean mShowMissingSim; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 54 | private boolean mShowAirplaneMode; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 55 | private KeyguardUpdateMonitor mKeyguardUpdateMonitor; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 56 | private WifiManager mWifiManager; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 57 | private boolean[] mSimErrorState = new boolean[TelephonyManager.getDefault().getPhoneCount()]; |
| 58 | private CarrierTextCallback mCarrierTextCallback; |
| 59 | private Context mContext; |
| 60 | private CharSequence mSeparator; |
| 61 | private WakefulnessLifecycle mWakefulnessLifecycle; |
| 62 | private final WakefulnessLifecycle.Observer mWakefulnessObserver = |
| 63 | new WakefulnessLifecycle.Observer() { |
| 64 | @Override |
| 65 | public void onFinishedWakingUp() { |
| 66 | mCarrierTextCallback.finishedWakingUp(); |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public void onStartedGoingToSleep() { |
| 71 | mCarrierTextCallback.startedGoingToSleep(); |
| 72 | } |
| 73 | }; |
| 74 | |
| 75 | private final KeyguardUpdateMonitorCallback mCallback = new KeyguardUpdateMonitorCallback() { |
| 76 | @Override |
| 77 | public void onRefreshCarrierInfo() { |
| 78 | if (DEBUG) { |
| 79 | Log.d(TAG, "onRefreshCarrierInfo(), mTelephonyCapable: " |
| 80 | + Boolean.toString(mTelephonyCapable)); |
| 81 | } |
| 82 | updateCarrierText(); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public void onTelephonyCapable(boolean capable) { |
| 87 | if (DEBUG) { |
| 88 | Log.d(TAG, "onTelephonyCapable() mTelephonyCapable: " |
| 89 | + Boolean.toString(capable)); |
| 90 | } |
| 91 | mTelephonyCapable = capable; |
| 92 | updateCarrierText(); |
| 93 | } |
| 94 | |
| 95 | public void onSimStateChanged(int subId, int slotId, IccCardConstants.State simState) { |
| 96 | if (slotId < 0) { |
| 97 | Log.d(TAG, "onSimStateChanged() - slotId invalid: " + slotId |
| 98 | + " mTelephonyCapable: " + Boolean.toString(mTelephonyCapable)); |
| 99 | return; |
| 100 | } |
| 101 | |
| 102 | if (DEBUG) Log.d(TAG, "onSimStateChanged: " + getStatusForIccState(simState)); |
| 103 | if (getStatusForIccState(simState) == CarrierTextController.StatusMode.SimIoError) { |
| 104 | mSimErrorState[slotId] = true; |
| 105 | updateCarrierText(); |
| 106 | } else if (mSimErrorState[slotId]) { |
| 107 | mSimErrorState[slotId] = false; |
| 108 | updateCarrierText(); |
| 109 | } |
| 110 | } |
| 111 | }; |
| 112 | |
| 113 | /** |
| 114 | * The status of this lock screen. Primarily used for widgets on LockScreen. |
| 115 | */ |
| 116 | private enum StatusMode { |
| 117 | Normal, // Normal case (sim card present, it's not locked) |
| 118 | NetworkLocked, // SIM card is 'network locked'. |
| 119 | SimMissing, // SIM card is missing. |
| 120 | SimMissingLocked, // SIM card is missing, and device isn't provisioned; don't allow access |
| 121 | SimPukLocked, // SIM card is PUK locked because SIM entered wrong too many times |
| 122 | SimLocked, // SIM card is currently locked |
| 123 | SimPermDisabled, // SIM card is permanently disabled due to PUK unlock failure |
| 124 | SimNotReady, // SIM is not ready yet. May never be on devices w/o a SIM. |
| 125 | SimIoError, // SIM card is faulty |
| 126 | SimUnknown // SIM card is unknown |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Controller that provides updates on text with carriers names or SIM status. |
| 131 | * Used by {@link CarrierText}. |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 132 | * |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 133 | * @param separator Separator between different parts of the text |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 134 | */ |
| 135 | public CarrierTextController(Context context, CharSequence separator, boolean showAirplaneMode, |
| 136 | boolean showMissingSim) { |
| 137 | mContext = context; |
| 138 | mIsEmergencyCallCapable = context.getResources().getBoolean( |
| 139 | com.android.internal.R.bool.config_voice_capable); |
| 140 | |
| 141 | mShowAirplaneMode = showAirplaneMode; |
| 142 | mShowMissingSim = showMissingSim; |
| 143 | |
| 144 | mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); |
| 145 | mSeparator = separator; |
| 146 | mWakefulnessLifecycle = Dependency.get(WakefulnessLifecycle.class); |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Checks if there are faulty cards. Adds the text depending on the slot of the card |
| 151 | * |
| 152 | * @param text: current carrier text based on the sim state |
| 153 | * @param noSims: whether a valid sim card is inserted |
| 154 | * @return text |
| 155 | */ |
| 156 | private CharSequence updateCarrierTextWithSimIoError(CharSequence text, boolean noSims) { |
| 157 | final CharSequence carrier = ""; |
| 158 | CharSequence carrierTextForSimIOError = getCarrierTextForSimState( |
| 159 | IccCardConstants.State.CARD_IO_ERROR, carrier); |
| 160 | for (int index = 0; index < mSimErrorState.length; index++) { |
| 161 | if (mSimErrorState[index]) { |
| 162 | // In the case when no sim cards are detected but a faulty card is inserted |
| 163 | // overwrite the text and only show "Invalid card" |
| 164 | if (noSims) { |
| 165 | return concatenate(carrierTextForSimIOError, |
| 166 | getContext().getText( |
| 167 | com.android.internal.R.string.emergency_calls_only), |
| 168 | mSeparator); |
| 169 | } else if (index == 0) { |
| 170 | // prepend "Invalid card" when faulty card is inserted in slot 0 |
| 171 | text = concatenate(carrierTextForSimIOError, text, mSeparator); |
| 172 | } else { |
| 173 | // concatenate "Invalid card" when faulty card is inserted in slot 1 |
| 174 | text = concatenate(text, carrierTextForSimIOError, mSeparator); |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | return text; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Sets the listening status of this controller. If the callback is null, it is set to |
| 183 | * not listening |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 184 | * |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 185 | * @param callback Callback to provide text updates |
| 186 | */ |
| 187 | public void setListening(CarrierTextCallback callback) { |
| 188 | if (callback != null) { |
| 189 | mCarrierTextCallback = callback; |
| 190 | if (ConnectivityManager.from(mContext).isNetworkSupported( |
| 191 | ConnectivityManager.TYPE_MOBILE)) { |
| 192 | mKeyguardUpdateMonitor = KeyguardUpdateMonitor.getInstance(mContext); |
| 193 | mKeyguardUpdateMonitor.registerCallback(mCallback); |
| 194 | mWakefulnessLifecycle.addObserver(mWakefulnessObserver); |
| 195 | } else { |
| 196 | // Don't listen and clear out the text when the device isn't a phone. |
| 197 | mKeyguardUpdateMonitor = null; |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 198 | callback.updateCarrierInfo(new CarrierTextCallbackInfo("", null, false, null)); |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 199 | } |
| 200 | } else { |
| 201 | mCarrierTextCallback = null; |
| 202 | if (mKeyguardUpdateMonitor != null) { |
| 203 | mKeyguardUpdateMonitor.removeCallback(mCallback); |
| 204 | mWakefulnessLifecycle.removeObserver(mWakefulnessObserver); |
| 205 | } |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | protected void updateCarrierText() { |
| 210 | boolean allSimsMissing = true; |
| 211 | boolean anySimReadyAndInService = false; |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 212 | boolean missingSimsWithSubs = false; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 213 | CharSequence displayText = null; |
| 214 | |
| 215 | List<SubscriptionInfo> subs = mKeyguardUpdateMonitor.getSubscriptionInfo(false); |
| 216 | final int numSubs = subs.size(); |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 217 | final int[] subsIds = new int[numSubs]; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 218 | if (DEBUG) Log.d(TAG, "updateCarrierText(): " + numSubs); |
| 219 | for (int i = 0; i < numSubs; i++) { |
| 220 | int subId = subs.get(i).getSubscriptionId(); |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 221 | subsIds[i] = subId; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 222 | IccCardConstants.State simState = mKeyguardUpdateMonitor.getSimState(subId); |
| 223 | CharSequence carrierName = subs.get(i).getCarrierName(); |
| 224 | CharSequence carrierTextForSimState = getCarrierTextForSimState(simState, carrierName); |
| 225 | if (DEBUG) { |
| 226 | Log.d(TAG, "Handling (subId=" + subId + "): " + simState + " " + carrierName); |
| 227 | } |
| 228 | if (carrierTextForSimState != null) { |
| 229 | allSimsMissing = false; |
| 230 | displayText = concatenate(displayText, carrierTextForSimState, mSeparator); |
| 231 | } |
| 232 | if (simState == IccCardConstants.State.READY) { |
| 233 | ServiceState ss = mKeyguardUpdateMonitor.mServiceStates.get(subId); |
| 234 | if (ss != null && ss.getDataRegState() == ServiceState.STATE_IN_SERVICE) { |
| 235 | // hack for WFC (IWLAN) not turning off immediately once |
| 236 | // Wi-Fi is disassociated or disabled |
| 237 | if (ss.getRilDataRadioTechnology() != ServiceState.RIL_RADIO_TECHNOLOGY_IWLAN |
| 238 | || (mWifiManager.isWifiEnabled() |
| 239 | && mWifiManager.getConnectionInfo() != null |
| 240 | && mWifiManager.getConnectionInfo().getBSSID() != null)) { |
| 241 | if (DEBUG) { |
| 242 | Log.d(TAG, "SIM ready and in service: subId=" + subId + ", ss=" + ss); |
| 243 | } |
| 244 | anySimReadyAndInService = true; |
| 245 | } |
| 246 | } |
| 247 | } |
| 248 | } |
| 249 | if (allSimsMissing) { |
| 250 | if (numSubs != 0) { |
| 251 | // Shows "No SIM card | Emergency calls only" on devices that are voice-capable. |
| 252 | // This depends on mPlmn containing the text "Emergency calls only" when the radio |
| 253 | // has some connectivity. Otherwise, it should be null or empty and just show |
| 254 | // "No SIM card" |
| 255 | // Grab the first subscripton, because they all should contain the emergency text, |
| 256 | // described above. |
| 257 | displayText = makeCarrierStringOnEmergencyCapable( |
| 258 | getMissingSimMessage(), subs.get(0).getCarrierName()); |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 259 | missingSimsWithSubs = true; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 260 | } else { |
| 261 | // We don't have a SubscriptionInfo to get the emergency calls only from. |
| 262 | // Grab it from the old sticky broadcast if possible instead. We can use it |
| 263 | // here because no subscriptions are active, so we don't have |
| 264 | // to worry about MSIM clashing. |
| 265 | CharSequence text = |
| 266 | getContext().getText(com.android.internal.R.string.emergency_calls_only); |
| 267 | Intent i = getContext().registerReceiver(null, |
| 268 | new IntentFilter(TelephonyIntents.SPN_STRINGS_UPDATED_ACTION)); |
| 269 | if (i != null) { |
| 270 | String spn = ""; |
| 271 | String plmn = ""; |
| 272 | if (i.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_SPN, false)) { |
| 273 | spn = i.getStringExtra(TelephonyIntents.EXTRA_SPN); |
| 274 | } |
| 275 | if (i.getBooleanExtra(TelephonyIntents.EXTRA_SHOW_PLMN, false)) { |
| 276 | plmn = i.getStringExtra(TelephonyIntents.EXTRA_PLMN); |
| 277 | } |
| 278 | if (DEBUG) Log.d(TAG, "Getting plmn/spn sticky brdcst " + plmn + "/" + spn); |
| 279 | if (Objects.equals(plmn, spn)) { |
| 280 | text = plmn; |
| 281 | } else { |
| 282 | text = concatenate(plmn, spn, mSeparator); |
| 283 | } |
| 284 | } |
| 285 | displayText = makeCarrierStringOnEmergencyCapable(getMissingSimMessage(), text); |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | displayText = updateCarrierTextWithSimIoError(displayText, allSimsMissing); |
| 290 | // APM (airplane mode) != no carrier state. There are carrier services |
| 291 | // (e.g. WFC = Wi-Fi calling) which may operate in APM. |
| 292 | if (!anySimReadyAndInService && WirelessUtils.isAirplaneModeOn(mContext)) { |
| 293 | displayText = getAirplaneModeMessage(); |
| 294 | } |
| 295 | |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 296 | Handler handler = Dependency.get(Dependency.MAIN_HANDLER); |
| 297 | final CarrierTextCallbackInfo info = new CarrierTextCallbackInfo( |
| 298 | displayText, |
| 299 | displayText.toString().split(mSeparator.toString()), |
| 300 | anySimReadyAndInService && !missingSimsWithSubs, |
| 301 | subsIds); |
Fabian Kozynski | 48343c3 | 2019-02-07 10:28:50 -0500 | [diff] [blame] | 302 | final CarrierTextCallback callback = mCarrierTextCallback; |
| 303 | if (callback != null) { |
| 304 | handler.post(() -> callback.updateCarrierInfo(info)); |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 305 | } |
| 306 | |
| 307 | } |
| 308 | |
| 309 | private Context getContext() { |
| 310 | return mContext; |
| 311 | } |
| 312 | |
| 313 | private String getMissingSimMessage() { |
| 314 | return mShowMissingSim && mTelephonyCapable |
| 315 | ? getContext().getString(R.string.keyguard_missing_sim_message_short) : ""; |
| 316 | } |
| 317 | |
| 318 | private String getAirplaneModeMessage() { |
| 319 | return mShowAirplaneMode |
| 320 | ? getContext().getString(R.string.airplane_mode) : ""; |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Top-level function for creating carrier text. Makes text based on simState, PLMN |
| 325 | * and SPN as well as device capabilities, such as being emergency call capable. |
| 326 | * |
| 327 | * @return Carrier text if not in missing state, null otherwise. |
| 328 | */ |
| 329 | private CharSequence getCarrierTextForSimState(IccCardConstants.State simState, |
| 330 | CharSequence text) { |
| 331 | CharSequence carrierText = null; |
| 332 | CarrierTextController.StatusMode status = getStatusForIccState(simState); |
| 333 | switch (status) { |
| 334 | case Normal: |
| 335 | carrierText = text; |
| 336 | break; |
| 337 | |
| 338 | case SimNotReady: |
| 339 | // Null is reserved for denoting missing, in this case we have nothing to display. |
| 340 | carrierText = ""; // nothing to display yet. |
| 341 | break; |
| 342 | |
| 343 | case NetworkLocked: |
| 344 | carrierText = makeCarrierStringOnEmergencyCapable( |
| 345 | mContext.getText(R.string.keyguard_network_locked_message), text); |
| 346 | break; |
| 347 | |
| 348 | case SimMissing: |
| 349 | carrierText = null; |
| 350 | break; |
| 351 | |
| 352 | case SimPermDisabled: |
| 353 | carrierText = makeCarrierStringOnEmergencyCapable( |
| 354 | getContext().getText( |
| 355 | R.string.keyguard_permanent_disabled_sim_message_short), |
| 356 | text); |
| 357 | break; |
| 358 | |
| 359 | case SimMissingLocked: |
| 360 | carrierText = null; |
| 361 | break; |
| 362 | |
| 363 | case SimLocked: |
| 364 | carrierText = makeCarrierStringOnEmergencyCapable( |
| 365 | getContext().getText(R.string.keyguard_sim_locked_message), |
| 366 | text); |
| 367 | break; |
| 368 | |
| 369 | case SimPukLocked: |
| 370 | carrierText = makeCarrierStringOnEmergencyCapable( |
| 371 | getContext().getText(R.string.keyguard_sim_puk_locked_message), |
| 372 | text); |
| 373 | break; |
| 374 | case SimIoError: |
| 375 | carrierText = makeCarrierStringOnEmergencyCapable( |
| 376 | getContext().getText(R.string.keyguard_sim_error_message_short), |
| 377 | text); |
| 378 | break; |
| 379 | case SimUnknown: |
| 380 | carrierText = null; |
| 381 | break; |
| 382 | } |
| 383 | |
| 384 | return carrierText; |
| 385 | } |
| 386 | |
| 387 | /* |
| 388 | * Add emergencyCallMessage to carrier string only if phone supports emergency calls. |
| 389 | */ |
| 390 | private CharSequence makeCarrierStringOnEmergencyCapable( |
| 391 | CharSequence simMessage, CharSequence emergencyCallMessage) { |
| 392 | if (mIsEmergencyCallCapable) { |
| 393 | return concatenate(simMessage, emergencyCallMessage, mSeparator); |
| 394 | } |
| 395 | return simMessage; |
| 396 | } |
| 397 | |
| 398 | /** |
| 399 | * Determine the current status of the lock screen given the SIM state and other stuff. |
| 400 | */ |
| 401 | private CarrierTextController.StatusMode getStatusForIccState(IccCardConstants.State simState) { |
| 402 | // Since reading the SIM may take a while, we assume it is present until told otherwise. |
| 403 | if (simState == null) { |
| 404 | return CarrierTextController.StatusMode.Normal; |
| 405 | } |
| 406 | |
| 407 | final boolean missingAndNotProvisioned = |
| 408 | !KeyguardUpdateMonitor.getInstance(mContext).isDeviceProvisioned() |
| 409 | && (simState == IccCardConstants.State.ABSENT |
| 410 | || simState == IccCardConstants.State.PERM_DISABLED); |
| 411 | |
| 412 | // Assume we're NETWORK_LOCKED if not provisioned |
| 413 | simState = missingAndNotProvisioned ? IccCardConstants.State.NETWORK_LOCKED : simState; |
| 414 | switch (simState) { |
| 415 | case ABSENT: |
| 416 | return CarrierTextController.StatusMode.SimMissing; |
| 417 | case NETWORK_LOCKED: |
| 418 | return CarrierTextController.StatusMode.SimMissingLocked; |
| 419 | case NOT_READY: |
| 420 | return CarrierTextController.StatusMode.SimNotReady; |
| 421 | case PIN_REQUIRED: |
| 422 | return CarrierTextController.StatusMode.SimLocked; |
| 423 | case PUK_REQUIRED: |
| 424 | return CarrierTextController.StatusMode.SimPukLocked; |
| 425 | case READY: |
| 426 | return CarrierTextController.StatusMode.Normal; |
| 427 | case PERM_DISABLED: |
| 428 | return CarrierTextController.StatusMode.SimPermDisabled; |
| 429 | case UNKNOWN: |
| 430 | return CarrierTextController.StatusMode.SimUnknown; |
| 431 | case CARD_IO_ERROR: |
| 432 | return CarrierTextController.StatusMode.SimIoError; |
| 433 | } |
| 434 | return CarrierTextController.StatusMode.SimUnknown; |
| 435 | } |
| 436 | |
| 437 | private static CharSequence concatenate(CharSequence plmn, CharSequence spn, |
| 438 | CharSequence separator) { |
| 439 | final boolean plmnValid = !TextUtils.isEmpty(plmn); |
| 440 | final boolean spnValid = !TextUtils.isEmpty(spn); |
| 441 | if (plmnValid && spnValid) { |
| 442 | return new StringBuilder().append(plmn).append(separator).append(spn).toString(); |
| 443 | } else if (plmnValid) { |
| 444 | return plmn; |
| 445 | } else if (spnValid) { |
| 446 | return spn; |
| 447 | } else { |
| 448 | return ""; |
| 449 | } |
| 450 | } |
| 451 | |
| 452 | private static List<CharSequence> append(List<CharSequence> list, CharSequence string) { |
| 453 | if (!TextUtils.isEmpty(string)) { |
| 454 | list.add(string); |
| 455 | } |
| 456 | return list; |
| 457 | } |
| 458 | |
| 459 | private CharSequence getCarrierHelpTextForSimState(IccCardConstants.State simState, |
| 460 | String plmn, String spn) { |
| 461 | int carrierHelpTextId = 0; |
| 462 | CarrierTextController.StatusMode status = getStatusForIccState(simState); |
| 463 | switch (status) { |
| 464 | case NetworkLocked: |
| 465 | carrierHelpTextId = R.string.keyguard_instructions_when_pattern_disabled; |
| 466 | break; |
| 467 | |
| 468 | case SimMissing: |
| 469 | carrierHelpTextId = R.string.keyguard_missing_sim_instructions_long; |
| 470 | break; |
| 471 | |
| 472 | case SimPermDisabled: |
| 473 | carrierHelpTextId = R.string.keyguard_permanent_disabled_sim_instructions; |
| 474 | break; |
| 475 | |
| 476 | case SimMissingLocked: |
| 477 | carrierHelpTextId = R.string.keyguard_missing_sim_instructions; |
| 478 | break; |
| 479 | |
| 480 | case Normal: |
| 481 | case SimLocked: |
| 482 | case SimPukLocked: |
| 483 | break; |
| 484 | } |
| 485 | |
| 486 | return mContext.getText(carrierHelpTextId); |
| 487 | } |
| 488 | |
| 489 | /** |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 490 | * Data structure for passing information to CarrierTextController subscribers |
| 491 | */ |
| 492 | public static final class CarrierTextCallbackInfo { |
| 493 | public final CharSequence carrierText; |
| 494 | public final CharSequence[] listOfCarriers; |
| 495 | public final boolean anySimReady; |
| 496 | public final int[] subscriptionIds; |
| 497 | |
Fabian Kozynski | bf6fef3 | 2019-02-04 09:21:38 -0500 | [diff] [blame] | 498 | @VisibleForTesting |
| 499 | public CarrierTextCallbackInfo(CharSequence carrierText, CharSequence[] listOfCarriers, |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 500 | boolean anySimReady, int[] subscriptionIds) { |
| 501 | this.carrierText = carrierText; |
| 502 | this.listOfCarriers = listOfCarriers; |
| 503 | this.anySimReady = anySimReady; |
| 504 | this.subscriptionIds = subscriptionIds; |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | /** |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 509 | * Callback to communicate to Views |
| 510 | */ |
| 511 | public interface CarrierTextCallback { |
| 512 | /** |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 513 | * Provides updated carrier information. |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 514 | */ |
Fabian Kozynski | 1823f11 | 2019-01-18 11:43:29 -0500 | [diff] [blame] | 515 | default void updateCarrierInfo(CarrierTextCallbackInfo info) {}; |
Fabian Kozynski | 02941af | 2019-01-17 17:57:37 -0500 | [diff] [blame] | 516 | |
| 517 | /** |
| 518 | * Notifies the View that the device is going to sleep |
| 519 | */ |
| 520 | default void startedGoingToSleep() {}; |
| 521 | |
| 522 | /** |
| 523 | * Notifies the View that the device finished waking up |
| 524 | */ |
| 525 | default void finishedWakingUp() {}; |
| 526 | } |
| 527 | } |