| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.keyguard; |
| |
| import static com.android.systemui.util.PluralMessageFormaterKt.icuMessageFormat; |
| |
| import android.annotation.NonNull; |
| import android.app.AlertDialog; |
| import android.app.AlertDialog.Builder; |
| import android.app.Dialog; |
| import android.app.ProgressDialog; |
| import android.content.res.ColorStateList; |
| import android.content.res.Resources; |
| import android.content.res.TypedArray; |
| import android.graphics.Color; |
| import android.telephony.PinResult; |
| import android.telephony.SubscriptionInfo; |
| import android.telephony.SubscriptionManager; |
| import android.telephony.TelephonyManager; |
| import android.util.Log; |
| import android.view.View; |
| import android.view.WindowManager; |
| import android.widget.ImageView; |
| |
| import com.android.internal.util.LatencyTracker; |
| import com.android.internal.widget.LockPatternUtils; |
| import com.android.keyguard.KeyguardSecurityModel.SecurityMode; |
| import com.android.systemui.R; |
| import com.android.systemui.classifier.FalsingCollector; |
| import com.android.systemui.flags.FeatureFlags; |
| |
| public class KeyguardSimPinViewController |
| extends KeyguardPinBasedInputViewController<KeyguardSimPinView> { |
| public static final String TAG = "KeyguardSimPinView"; |
| private static final String LOG_TAG = "KeyguardSimPinView"; |
| private static final boolean DEBUG = KeyguardConstants.DEBUG_SIM_STATES; |
| private final KeyguardUpdateMonitor mKeyguardUpdateMonitor; |
| private final TelephonyManager mTelephonyManager; |
| |
| private ProgressDialog mSimUnlockProgressDialog; |
| private CheckSimPin mCheckSimPinThread; |
| private int mRemainingAttempts; |
| // Below flag is set to true during power-up or when a new SIM card inserted on device. |
| // When this is true and when SIM card is PIN locked state, on PIN lock screen, message would |
| // be displayed to inform user about the number of remaining PIN attempts left. |
| private boolean mShowDefaultMessage; |
| private int mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID; |
| private AlertDialog mRemainingAttemptsDialog; |
| private ImageView mSimImageView; |
| |
| KeyguardUpdateMonitorCallback mUpdateMonitorCallback = new KeyguardUpdateMonitorCallback() { |
| @Override |
| public void onSimStateChanged(int subId, int slotId, int simState) { |
| if (DEBUG) Log.v(TAG, "onSimStateChanged(subId=" + subId + ",state=" + simState + ")"); |
| if (simState == TelephonyManager.SIM_STATE_READY) { |
| mRemainingAttempts = -1; |
| resetState(); |
| } else { |
| resetState(); |
| } |
| } |
| }; |
| |
| protected KeyguardSimPinViewController(KeyguardSimPinView view, |
| KeyguardUpdateMonitor keyguardUpdateMonitor, |
| SecurityMode securityMode, LockPatternUtils lockPatternUtils, |
| KeyguardSecurityCallback keyguardSecurityCallback, |
| KeyguardMessageAreaController.Factory messageAreaControllerFactory, |
| LatencyTracker latencyTracker, LiftToActivateListener liftToActivateListener, |
| TelephonyManager telephonyManager, FalsingCollector falsingCollector, |
| EmergencyButtonController emergencyButtonController, FeatureFlags featureFlags) { |
| super(view, keyguardUpdateMonitor, securityMode, lockPatternUtils, keyguardSecurityCallback, |
| messageAreaControllerFactory, latencyTracker, liftToActivateListener, |
| emergencyButtonController, falsingCollector, featureFlags); |
| mKeyguardUpdateMonitor = keyguardUpdateMonitor; |
| mTelephonyManager = telephonyManager; |
| mSimImageView = mView.findViewById(R.id.keyguard_sim); |
| } |
| |
| @Override |
| protected void onViewAttached() { |
| super.onViewAttached(); |
| } |
| |
| @Override |
| void resetState() { |
| super.resetState(); |
| if (DEBUG) Log.v(TAG, "Resetting state"); |
| handleSubInfoChangeIfNeeded(); |
| mMessageAreaController.setMessage(""); |
| if (mShowDefaultMessage) { |
| showDefaultMessage(); |
| } |
| |
| mView.setESimLocked(KeyguardEsimArea.isEsimLocked(mView.getContext(), mSubId), mSubId); |
| } |
| |
| @Override |
| public boolean startDisappearAnimation(Runnable finishRunnable) { |
| return false; |
| } |
| |
| @Override |
| public void onResume(int reason) { |
| super.onResume(reason); |
| mKeyguardUpdateMonitor.registerCallback(mUpdateMonitorCallback); |
| mView.resetState(); |
| } |
| |
| @Override |
| public void onPause() { |
| super.onPause(); |
| mKeyguardUpdateMonitor.removeCallback(mUpdateMonitorCallback); |
| |
| // dismiss the dialog. |
| if (mSimUnlockProgressDialog != null) { |
| mSimUnlockProgressDialog.dismiss(); |
| mSimUnlockProgressDialog = null; |
| } |
| } |
| |
| @Override |
| protected void verifyPasswordAndUnlock() { |
| String entry = mPasswordEntry.getText(); |
| |
| // A SIM PIN is 4 to 8 decimal digits according to |
| // GSM 02.17 version 5.0.1, Section 5.6 PIN Management |
| if ((entry.length() < 4) || (entry.length() > 8)) { |
| // otherwise, display a message to the user, and don't submit. |
| mMessageAreaController.setMessage( |
| com.android.systemui.R.string.kg_invalid_sim_pin_hint); |
| mView.resetPasswordText(true /* animate */, true /* announce */); |
| getKeyguardSecurityCallback().userActivity(); |
| return; |
| } |
| |
| getSimUnlockProgressDialog().show(); |
| |
| if (mCheckSimPinThread == null) { |
| mCheckSimPinThread = new CheckSimPin(mPasswordEntry.getText(), mSubId) { |
| @Override |
| void onSimCheckResponse(final PinResult result) { |
| mView.post(() -> { |
| mRemainingAttempts = result.getAttemptsRemaining(); |
| if (mSimUnlockProgressDialog != null) { |
| mSimUnlockProgressDialog.hide(); |
| } |
| mView.resetPasswordText(true /* animate */, |
| /* announce */ |
| result.getResult() != PinResult.PIN_RESULT_TYPE_SUCCESS); |
| if (result.getResult() == PinResult.PIN_RESULT_TYPE_SUCCESS) { |
| mKeyguardUpdateMonitor.reportSimUnlocked(mSubId); |
| mRemainingAttempts = -1; |
| mShowDefaultMessage = true; |
| getKeyguardSecurityCallback().dismiss( |
| true, KeyguardUpdateMonitor.getCurrentUser(), |
| SecurityMode.SimPin); |
| } else { |
| mShowDefaultMessage = false; |
| if (result.getResult() == PinResult.PIN_RESULT_TYPE_INCORRECT) { |
| if (result.getAttemptsRemaining() <= 2) { |
| // this is getting critical - show dialog |
| getSimRemainingAttemptsDialog( |
| result.getAttemptsRemaining()).show(); |
| } else { |
| // show message |
| mMessageAreaController.setMessage( |
| getPinPasswordErrorMessage( |
| result.getAttemptsRemaining(), false)); |
| } |
| } else { |
| // "PIN operation failed!" - no idea what this was and no way to |
| // find out. :/ |
| mMessageAreaController.setMessage(mView.getResources().getString( |
| R.string.kg_password_pin_failed)); |
| } |
| if (DEBUG) { |
| Log.d(LOG_TAG, "verifyPasswordAndUnlock " |
| + " CheckSimPin.onSimCheckResponse: " + result |
| + " attemptsRemaining=" + result.getAttemptsRemaining()); |
| } |
| } |
| getKeyguardSecurityCallback().userActivity(); |
| mCheckSimPinThread = null; |
| }); |
| } |
| }; |
| mCheckSimPinThread.start(); |
| } |
| } |
| |
| private Dialog getSimUnlockProgressDialog() { |
| if (mSimUnlockProgressDialog == null) { |
| mSimUnlockProgressDialog = new ProgressDialog(mView.getContext()); |
| mSimUnlockProgressDialog.setMessage( |
| mView.getResources().getString(R.string.kg_sim_unlock_progress_dialog_message)); |
| mSimUnlockProgressDialog.setIndeterminate(true); |
| mSimUnlockProgressDialog.setCancelable(false); |
| mSimUnlockProgressDialog.getWindow().setType( |
| WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); |
| } |
| return mSimUnlockProgressDialog; |
| } |
| |
| |
| private Dialog getSimRemainingAttemptsDialog(int remaining) { |
| String msg = getPinPasswordErrorMessage(remaining, false); |
| if (mRemainingAttemptsDialog == null) { |
| Builder builder = new AlertDialog.Builder(mView.getContext()); |
| builder.setMessage(msg); |
| builder.setCancelable(false); |
| builder.setNeutralButton(R.string.ok, null); |
| mRemainingAttemptsDialog = builder.create(); |
| mRemainingAttemptsDialog.getWindow().setType( |
| WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); |
| } else { |
| mRemainingAttemptsDialog.setMessage(msg); |
| } |
| return mRemainingAttemptsDialog; |
| } |
| |
| |
| private String getPinPasswordErrorMessage(int attemptsRemaining, boolean isDefault) { |
| String displayMessage; |
| int msgId; |
| if (attemptsRemaining == 0) { |
| displayMessage = mView.getResources().getString( |
| R.string.kg_password_wrong_pin_code_pukked); |
| } else if (attemptsRemaining > 0) { |
| msgId = isDefault ? R.string.kg_password_default_pin_message : |
| R.string.kg_password_wrong_pin_code; |
| displayMessage = icuMessageFormat(mView.getResources(), msgId, attemptsRemaining); |
| } else { |
| msgId = isDefault ? R.string.kg_sim_pin_instructions : R.string.kg_password_pin_failed; |
| displayMessage = mView.getResources().getString(msgId); |
| } |
| if (KeyguardEsimArea.isEsimLocked(mView.getContext(), mSubId)) { |
| displayMessage = mView.getResources() |
| .getString(R.string.kg_sim_lock_esim_instructions, displayMessage); |
| } |
| if (DEBUG) { |
| Log.d(LOG_TAG, "getPinPasswordErrorMessage: attemptsRemaining=" |
| + attemptsRemaining + " displayMessage=" + displayMessage); |
| } |
| return displayMessage; |
| } |
| |
| private void showDefaultMessage() { |
| setLockedSimMessage(); |
| if (mRemainingAttempts >= 0) { |
| return; |
| } |
| |
| // Sending empty PIN here to query the number of remaining PIN attempts |
| new CheckSimPin("", mSubId) { |
| void onSimCheckResponse(final PinResult result) { |
| Log.d(LOG_TAG, "onSimCheckResponse " + " empty One result " |
| + result.toString()); |
| if (result.getAttemptsRemaining() >= 0) { |
| mRemainingAttempts = result.getAttemptsRemaining(); |
| setLockedSimMessage(); |
| } |
| } |
| }.start(); |
| } |
| |
| /** |
| * Since the IPC can block, we want to run the request in a separate thread |
| * with a callback. |
| */ |
| private abstract class CheckSimPin extends Thread { |
| private final String mPin; |
| private int mSubId; |
| |
| protected CheckSimPin(String pin, int subId) { |
| mPin = pin; |
| mSubId = subId; |
| } |
| |
| abstract void onSimCheckResponse(@NonNull PinResult result); |
| |
| @Override |
| public void run() { |
| if (DEBUG) { |
| Log.v(TAG, "call supplyIccLockPin(subid=" + mSubId + ")"); |
| } |
| TelephonyManager telephonyManager = mTelephonyManager.createForSubscriptionId(mSubId); |
| final PinResult result = telephonyManager.supplyIccLockPin(mPin); |
| if (DEBUG) { |
| Log.v(TAG, "supplyIccLockPin returned: " + result.toString()); |
| } |
| mView.post(() -> onSimCheckResponse(result)); |
| } |
| } |
| |
| private void setLockedSimMessage() { |
| boolean isEsimLocked = KeyguardEsimArea.isEsimLocked(mView.getContext(), mSubId); |
| int count = 1; |
| if (mTelephonyManager != null) { |
| count = mTelephonyManager.getActiveModemCount(); |
| } |
| Resources rez = mView.getResources(); |
| String msg; |
| TypedArray array = mView.getContext().obtainStyledAttributes( |
| new int[] { android.R.attr.textColor }); |
| int color = array.getColor(0, Color.WHITE); |
| array.recycle(); |
| if (count < 2) { |
| msg = rez.getString(R.string.kg_sim_pin_instructions); |
| } else { |
| SubscriptionInfo info = mKeyguardUpdateMonitor.getSubscriptionInfoForSubId(mSubId); |
| CharSequence displayName = info != null ? info.getDisplayName() : ""; // don't crash |
| msg = rez.getString(R.string.kg_sim_pin_instructions_multi, displayName); |
| if (info != null) { |
| color = info.getIconTint(); |
| } |
| } |
| if (isEsimLocked) { |
| msg = rez.getString(R.string.kg_sim_lock_esim_instructions, msg); |
| } |
| |
| if (mView.getVisibility() == View.VISIBLE) { |
| mMessageAreaController.setMessage(msg); |
| } |
| mSimImageView.setImageTintList(ColorStateList.valueOf(color)); |
| } |
| |
| private void handleSubInfoChangeIfNeeded() { |
| int subId = mKeyguardUpdateMonitor |
| .getNextSubIdForState(TelephonyManager.SIM_STATE_PIN_REQUIRED); |
| if (subId != mSubId && SubscriptionManager.isValidSubscriptionId(subId)) { |
| mSubId = subId; |
| mShowDefaultMessage = true; |
| mRemainingAttempts = -1; |
| } |
| } |
| } |
