diff options
Diffstat (limited to 'packages/SystemUI/src/com/android/keyguard/KeyguardSimPinViewController.java')
| -rw-r--r-- | packages/SystemUI/src/com/android/keyguard/KeyguardSimPinViewController.java | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardSimPinViewController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardSimPinViewController.java new file mode 100644 index 000000000000..3c29058e0afc --- /dev/null +++ b/packages/SystemUI/src/com/android/keyguard/KeyguardSimPinViewController.java @@ -0,0 +1,350 @@ +/* + * 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 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; + +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) { + super(view, keyguardUpdateMonitor, securityMode, lockPatternUtils, keyguardSecurityCallback, + messageAreaControllerFactory, latencyTracker, liftToActivateListener); + 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)); + } + + @Override + public boolean startDisappearAnimation(Runnable finishRunnable) { + return mView.startDisappearAnimation(finishRunnable); + } + + @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(); + + if (entry.length() < 4) { + // 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 */); + mKeyguardSecurityCallback.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.getType() != PinResult.PIN_RESULT_TYPE_SUCCESS); + if (result.getType() == PinResult.PIN_RESULT_TYPE_SUCCESS) { + mKeyguardUpdateMonitor.reportSimUnlocked(mSubId); + mRemainingAttempts = -1; + mShowDefaultMessage = true; + mKeyguardSecurityCallback.dismiss( + true, KeyguardUpdateMonitor.getCurrentUser()); + } else { + mShowDefaultMessage = false; + if (result.getType() == 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()); + } + } + mKeyguardSecurityCallback.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.plurals.kg_password_default_pin_message : + R.plurals.kg_password_wrong_pin_code; + displayMessage = mView.getResources() + .getQuantityString(msgId, attemptsRemaining, 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 supplyPinReportResultForSubscriber(subid=" + mSubId + ")"); + } + TelephonyManager telephonyManager = + mTelephonyManager.createForSubscriptionId(mSubId); + final PinResult result = telephonyManager.supplyPinReportPinResult(mPin); + if (result == null) { + Log.e(TAG, "Error result for supplyPinReportResult."); + mView.post(() -> onSimCheckResponse(PinResult.getDefaultFailedResult())); + } else { + if (DEBUG) { + Log.v(TAG, "supplyPinReportResult 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[] { R.attr.wallpaperTextColor }); + 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; + } + } +} |