| /* |
| * Copyright (C) 2010 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.settings; |
| |
| import android.annotation.Nullable; |
| import android.app.Activity; |
| import android.app.Fragment; |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Intent; |
| import android.os.UserHandle; |
| |
| import com.android.internal.widget.LockPatternUtils; |
| |
| public final class ChooseLockSettingsHelper { |
| |
| static final String EXTRA_KEY_TYPE = "type"; |
| static final String EXTRA_KEY_PASSWORD = "password"; |
| public static final String EXTRA_KEY_HAS_CHALLENGE = "has_challenge"; |
| public static final String EXTRA_KEY_CHALLENGE = "challenge"; |
| public static final String EXTRA_KEY_CHALLENGE_TOKEN = "hw_auth_token"; |
| public static final String EXTRA_KEY_FOR_FINGERPRINT = "for_fingerprint"; |
| |
| |
| private LockPatternUtils mLockPatternUtils; |
| private Activity mActivity; |
| private Fragment mFragment; |
| |
| public ChooseLockSettingsHelper(Activity activity) { |
| mActivity = activity; |
| mLockPatternUtils = new LockPatternUtils(activity); |
| } |
| |
| public ChooseLockSettingsHelper(Activity activity, Fragment fragment) { |
| this(activity); |
| mFragment = fragment; |
| } |
| |
| public LockPatternUtils utils() { |
| return mLockPatternUtils; |
| } |
| |
| /** |
| * If a pattern, password or PIN exists, prompt the user before allowing them to change it. |
| * |
| * @param title title of the confirmation screen; shown in the action bar |
| * @return true if one exists and we launched an activity to confirm it |
| * @see Activity#onActivityResult(int, int, android.content.Intent) |
| */ |
| boolean launchConfirmationActivity(int request, CharSequence title) { |
| return launchConfirmationActivity(request, title, null, null, false, false); |
| } |
| |
| /** |
| * If a pattern, password or PIN exists, prompt the user before allowing them to change it. |
| * |
| * @param title title of the confirmation screen; shown in the action bar |
| * @param returnCredentials if true, put credentials into intent. Note that if this is true, |
| * this can only be called internally. |
| * @return true if one exists and we launched an activity to confirm it |
| * @see Activity#onActivityResult(int, int, android.content.Intent) |
| */ |
| boolean launchConfirmationActivity(int request, CharSequence title, boolean returnCredentials) { |
| return launchConfirmationActivity(request, title, null, null, returnCredentials, false); |
| } |
| |
| /** |
| * If a pattern, password or PIN exists, prompt the user before allowing them to change it. |
| * |
| * @param title title of the confirmation screen; shown in the action bar |
| * @param header header of the confirmation screen; shown as large text |
| * @param description description of the confirmation screen |
| * @param returnCredentials if true, put credentials into intent. Note that if this is true, |
| * this can only be called internally. |
| * @param external specifies whether this activity is launched externally, meaning that it will |
| * get a dark theme and allow fingerprint authentication |
| * @return true if one exists and we launched an activity to confirm it |
| * @see Activity#onActivityResult(int, int, android.content.Intent) |
| */ |
| boolean launchConfirmationActivity(int request, @Nullable CharSequence title, |
| @Nullable CharSequence header, @Nullable CharSequence description, |
| boolean returnCredentials, boolean external) { |
| return launchConfirmationActivity(request, title, header, description, |
| returnCredentials, external, false, 0); |
| } |
| |
| /** |
| * If a pattern, password or PIN exists, prompt the user before allowing them to change it. |
| * @param message optional message to display about the action about to be done |
| * @param details optional detail message to display |
| * @param challenge a challenge to be verified against the device credential. |
| * This method can only be called internally. |
| * @return true if one exists and we launched an activity to confirm it |
| * @see #onActivityResult(int, int, android.content.Intent) |
| */ |
| public boolean launchConfirmationActivity(int request, @Nullable CharSequence title, |
| @Nullable CharSequence header, @Nullable CharSequence description, |
| long challenge) { |
| return launchConfirmationActivity(request, title, header, description, |
| false, false, true, challenge); |
| } |
| |
| private boolean launchConfirmationActivity(int request, @Nullable CharSequence title, |
| @Nullable CharSequence header, @Nullable CharSequence description, |
| boolean returnCredentials, boolean external, boolean hasChallenge, |
| long challenge) { |
| boolean launched = false; |
| |
| int effectiveUserId = Utils.getEffectiveUserId(mActivity); |
| |
| switch (mLockPatternUtils.getKeyguardStoredPasswordQuality(effectiveUserId)) { |
| case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: |
| launched = launchConfirmationActivity(request, title, header, description, |
| returnCredentials || hasChallenge |
| ? ConfirmLockPattern.InternalActivity.class |
| : ConfirmLockPattern.class, external, |
| hasChallenge, challenge); |
| break; |
| case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: |
| case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: |
| case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC: |
| case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC: |
| case DevicePolicyManager.PASSWORD_QUALITY_COMPLEX: |
| launched = launchConfirmationActivity(request, title, header, description, |
| returnCredentials || hasChallenge |
| ? ConfirmLockPassword.InternalActivity.class |
| : ConfirmLockPassword.class, external, |
| hasChallenge, challenge); |
| break; |
| } |
| return launched; |
| } |
| |
| private boolean launchConfirmationActivity(int request, CharSequence title, CharSequence header, |
| CharSequence message, Class<?> activityClass, boolean external, boolean hasChallenge, |
| long challenge) { |
| final Intent intent = new Intent(); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.TITLE_TEXT, title); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.HEADER_TEXT, header); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.DETAILS_TEXT, message); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.ALLOW_FP_AUTHENTICATION, external); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.DARK_THEME, external); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.SHOW_CANCEL_BUTTON, external); |
| intent.putExtra(ConfirmDeviceCredentialBaseFragment.SHOW_WHEN_LOCKED, external); |
| intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_HAS_CHALLENGE, hasChallenge); |
| intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE, challenge); |
| intent.setClassName(ConfirmDeviceCredentialBaseFragment.PACKAGE, activityClass.getName()); |
| if (external) { |
| intent.addFlags(Intent.FLAG_ACTIVITY_FORWARD_RESULT); |
| if (mFragment != null) { |
| mFragment.startActivity(intent); |
| } else { |
| mActivity.startActivity(intent); |
| } |
| } else { |
| if (mFragment != null) { |
| mFragment.startActivityForResult(intent, request); |
| } else { |
| mActivity.startActivityForResult(intent, request); |
| } |
| } |
| return true; |
| } |
| } |