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/*
* Copyright (C) 2015 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.applications;
import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import android.app.Activity;
import android.app.Dialog;
import android.app.admin.DevicePolicyManager;
import android.app.settings.SettingsEnums;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.hardware.usb.IUsbManager;
import android.os.Bundle;
import android.os.IBinder;
import android.os.ServiceManager;
import android.os.UserHandle;
import android.os.UserManager;
import android.text.TextUtils;
import android.util.Log;
import androidx.appcompat.app.AlertDialog;
import androidx.fragment.app.DialogFragment;
import androidx.fragment.app.Fragment;
import com.android.settings.SettingsActivity;
import com.android.settings.SettingsPreferenceFragment;
import com.android.settings.applications.manageapplications.ManageApplications;
import com.android.settings.core.SubSettingLauncher;
import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
import com.android.settings.overlay.FeatureFactory;
import com.android.settingslib.RestrictedLockUtilsInternal;
import com.android.settingslib.applications.ApplicationsState;
import com.android.settingslib.applications.ApplicationsState.AppEntry;
import java.util.ArrayList;
public abstract class AppInfoBase extends SettingsPreferenceFragment
implements ApplicationsState.Callbacks {
public static final String ARG_PACKAGE_NAME = "package";
public static final String ARG_PACKAGE_UID = "uid";
private static final String TAG = "AppInfoBase";
protected EnforcedAdmin mAppsControlDisallowedAdmin;
protected boolean mAppsControlDisallowedBySystem;
protected ApplicationFeatureProvider mApplicationFeatureProvider;
protected ApplicationsState mState;
protected ApplicationsState.Session mSession;
protected ApplicationsState.AppEntry mAppEntry;
protected PackageInfo mPackageInfo;
protected int mUserId;
protected String mPackageName;
protected IUsbManager mUsbManager;
protected DevicePolicyManager mDpm;
protected UserManager mUserManager;
protected PackageManager mPm;
// Dialog identifiers used in showDialog
protected static final int DLG_BASE = 0;
protected boolean mFinishing;
protected boolean mListeningToPackageRemove;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mFinishing = false;
final Activity activity = getActivity();
mApplicationFeatureProvider = FeatureFactory.getFactory(activity)
.getApplicationFeatureProvider(activity);
mState = ApplicationsState.getInstance(activity.getApplication());
mSession = mState.newSession(this, getSettingsLifecycle());
mDpm = (DevicePolicyManager) activity.getSystemService(Context.DEVICE_POLICY_SERVICE);
mUserManager = (UserManager) activity.getSystemService(Context.USER_SERVICE);
mPm = activity.getPackageManager();
IBinder b = ServiceManager.getService(Context.USB_SERVICE);
mUsbManager = IUsbManager.Stub.asInterface(b);
retrieveAppEntry();
startListeningToPackageRemove();
}
@Override
public void onResume() {
super.onResume();
mAppsControlDisallowedAdmin = RestrictedLockUtilsInternal.checkIfRestrictionEnforced(
getActivity(), UserManager.DISALLOW_APPS_CONTROL, mUserId);
mAppsControlDisallowedBySystem = RestrictedLockUtilsInternal.hasBaseUserRestriction(
getActivity(), UserManager.DISALLOW_APPS_CONTROL, mUserId);
if (!refreshUi()) {
setIntentAndFinish(true /* appChanged */);
}
}
@Override
public void onDestroy() {
stopListeningToPackageRemove();
super.onDestroy();
}
protected String retrieveAppEntry() {
final Bundle args = getArguments();
mPackageName = (args != null) ? args.getString(ARG_PACKAGE_NAME) : null;
Intent intent = (args == null) ?
getIntent() : (Intent) args.getParcelable("intent");
if (mPackageName == null) {
if (intent != null && intent.getData() != null) {
mPackageName = intent.getData().getSchemeSpecificPart();
}
}
if (intent != null && intent.hasExtra(Intent.EXTRA_USER_HANDLE)) {
mUserId = ((UserHandle) intent.getParcelableExtra(
Intent.EXTRA_USER_HANDLE)).getIdentifier();
} else {
mUserId = UserHandle.myUserId();
}
mAppEntry = mState.getEntry(mPackageName, mUserId);
if (mAppEntry != null) {
// Get application info again to refresh changed properties of application
try {
mPackageInfo = mPm.getPackageInfoAsUser(mAppEntry.info.packageName,
PackageManager.MATCH_DISABLED_COMPONENTS |
PackageManager.GET_SIGNING_CERTIFICATES |
PackageManager.GET_PERMISSIONS, mUserId);
} catch (NameNotFoundException e) {
Log.e(TAG, "Exception when retrieving package:" + mAppEntry.info.packageName, e);
}
} else {
Log.w(TAG, "Missing AppEntry; maybe reinstalling?");
mPackageInfo = null;
}
return mPackageName;
}
protected void setIntentAndFinish(boolean appChanged) {
Log.i(TAG, "appChanged=" + appChanged);
Intent intent = new Intent();
intent.putExtra(ManageApplications.APP_CHG, appChanged);
SettingsActivity sa = (SettingsActivity) getActivity();
sa.finishPreferencePanel(Activity.RESULT_OK, intent);
mFinishing = true;
}
protected void showDialogInner(int id, int moveErrorCode) {
DialogFragment newFragment = MyAlertDialogFragment.newInstance(id, moveErrorCode);
newFragment.setTargetFragment(this, 0);
newFragment.show(getFragmentManager(), "dialog " + id);
}
protected abstract boolean refreshUi();
protected abstract AlertDialog createDialog(int id, int errorCode);
@Override
public void onRunningStateChanged(boolean running) {
// No op.
}
@Override
public void onRebuildComplete(ArrayList<AppEntry> apps) {
// No op.
}
@Override
public void onPackageIconChanged() {
// No op.
}
@Override
public void onPackageSizeChanged(String packageName) {
// No op.
}
@Override
public void onAllSizesComputed() {
// No op.
}
@Override
public void onLauncherInfoChanged() {
// No op.
}
@Override
public void onLoadEntriesCompleted() {
// No op.
}
@Override
public void onPackageListChanged() {
if (!refreshUi()) {
setIntentAndFinish(true /* appChanged */);
}
}
public static void startAppInfoFragment(Class<?> fragment, String title,
String pkg, int uid, Fragment source, int request, int sourceMetricsCategory) {
final Bundle args = new Bundle();
args.putString(AppInfoBase.ARG_PACKAGE_NAME, pkg);
args.putInt(AppInfoBase.ARG_PACKAGE_UID, uid);
new SubSettingLauncher(source.getContext())
.setDestination(fragment.getName())
.setSourceMetricsCategory(sourceMetricsCategory)
.setTitleText(title)
.setArguments(args)
.setUserHandle(new UserHandle(UserHandle.getUserId(uid)))
.setResultListener(source, request)
.launch();
}
/** Starts app info fragment from SPA pages. */
public static void startAppInfoFragment(Class<?> fragment, String title, ApplicationInfo app,
Context context, int sourceMetricsCategory) {
final Bundle args = new Bundle();
args.putString(AppInfoBase.ARG_PACKAGE_NAME, app.packageName);
args.putInt(AppInfoBase.ARG_PACKAGE_UID, app.uid);
new SubSettingLauncher(context)
.setDestination(fragment.getName())
.setSourceMetricsCategory(sourceMetricsCategory)
.setTitleText(title)
.setArguments(args)
.setUserHandle(UserHandle.getUserHandleForUid(app.uid))
.launch();
}
public static class MyAlertDialogFragment extends InstrumentedDialogFragment {
private static final String ARG_ID = "id";
@Override
public int getMetricsCategory() {
return SettingsEnums.DIALOG_APP_INFO_ACTION;
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
int id = getArguments().getInt(ARG_ID);
int errorCode = getArguments().getInt("moveError");
Dialog dialog = ((AppInfoBase) getTargetFragment()).createDialog(id, errorCode);
if (dialog == null) {
throw new IllegalArgumentException("unknown id " + id);
}
return dialog;
}
public static MyAlertDialogFragment newInstance(int id, int errorCode) {
MyAlertDialogFragment dialogFragment = new MyAlertDialogFragment();
Bundle args = new Bundle();
args.putInt(ARG_ID, id);
args.putInt("moveError", errorCode);
dialogFragment.setArguments(args);
return dialogFragment;
}
}
protected void startListeningToPackageRemove() {
if (mListeningToPackageRemove) {
return;
}
mListeningToPackageRemove = true;
final IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_REMOVED);
filter.addDataScheme("package");
getContext().registerReceiver(mPackageRemovedReceiver, filter);
}
protected void stopListeningToPackageRemove() {
if (!mListeningToPackageRemove) {
return;
}
mListeningToPackageRemove = false;
getContext().unregisterReceiver(mPackageRemovedReceiver);
}
protected void onPackageRemoved() {
getActivity().finishAndRemoveTask();
}
protected final BroadcastReceiver mPackageRemovedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String packageName = intent.getData().getSchemeSpecificPart();
if (!mFinishing && (mAppEntry == null || mAppEntry.info == null
|| TextUtils.equals(mAppEntry.info.packageName, packageName))) {
onPackageRemoved();
}
}
};
}