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/*
* 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;
import org.cyanogenmod.internal.util.CmLockPatternUtils;
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 CmLockPatternUtils mCmLockPatternUtils;
private Activity mActivity;
private Fragment mFragment;
public ChooseLockSettingsHelper(Activity activity) {
mActivity = activity;
mLockPatternUtils = new LockPatternUtils(activity);
mCmLockPatternUtils = new CmLockPatternUtils(activity);
}
public ChooseLockSettingsHelper(Activity activity, Fragment fragment) {
this(activity);
mFragment = fragment;
}
public LockPatternUtils utils() {
return mLockPatternUtils;
}
public CmLockPatternUtils cmUtils() {
return mCmLockPatternUtils;
}
/**
* 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;
}
}
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