64e676a586
This allows us to gather metrics about unwanted device admin apps. User consent from Verify Apps is required. Bug: 11253927 Change-Id: I449929772f63f426426f7726d3d21e7c1512e6ce
388 lines
16 KiB
Java
388 lines
16 KiB
Java
/*
|
|
* 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 org.xmlpull.v1.XmlPullParserException;
|
|
|
|
import android.app.Activity;
|
|
import android.app.ActivityManagerNative;
|
|
import android.app.AlertDialog;
|
|
import android.app.Dialog;
|
|
import android.app.admin.DeviceAdminInfo;
|
|
import android.app.admin.DeviceAdminReceiver;
|
|
import android.app.admin.DevicePolicyManager;
|
|
import android.content.ComponentName;
|
|
import android.content.Context;
|
|
import android.content.DialogInterface;
|
|
import android.content.Intent;
|
|
import android.content.pm.ActivityInfo;
|
|
import android.content.pm.PackageManager;
|
|
import android.content.pm.ResolveInfo;
|
|
import android.content.res.Resources;
|
|
import android.os.Bundle;
|
|
import android.os.Handler;
|
|
import android.os.RemoteCallback;
|
|
import android.os.RemoteException;
|
|
import android.text.TextUtils.TruncateAt;
|
|
import android.util.EventLog;
|
|
import android.util.Log;
|
|
import android.view.Display;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
import android.view.WindowManager;
|
|
import android.widget.AppSecurityPermissions;
|
|
import android.widget.Button;
|
|
import android.widget.ImageView;
|
|
import android.widget.TextView;
|
|
|
|
import java.io.IOException;
|
|
import java.util.ArrayList;
|
|
import java.util.HashSet;
|
|
import java.util.List;
|
|
|
|
public class DeviceAdminAdd extends Activity {
|
|
static final String TAG = "DeviceAdminAdd";
|
|
|
|
static final int DIALOG_WARNING = 1;
|
|
|
|
private static final int MAX_ADD_MSG_LINES_PORTRAIT = 5;
|
|
private static final int MAX_ADD_MSG_LINES_LANDSCAPE = 2;
|
|
private static final int MAX_ADD_MSG_LINES = 15;
|
|
|
|
Handler mHandler;
|
|
|
|
DevicePolicyManager mDPM;
|
|
DeviceAdminInfo mDeviceAdmin;
|
|
CharSequence mAddMsgText;
|
|
|
|
ImageView mAdminIcon;
|
|
TextView mAdminName;
|
|
TextView mAdminDescription;
|
|
TextView mAddMsg;
|
|
ImageView mAddMsgExpander;
|
|
boolean mAddMsgEllipsized = true;
|
|
TextView mAdminWarning;
|
|
ViewGroup mAdminPolicies;
|
|
Button mActionButton;
|
|
Button mCancelButton;
|
|
|
|
final ArrayList<View> mAddingPolicies = new ArrayList<View>();
|
|
final ArrayList<View> mActivePolicies = new ArrayList<View>();
|
|
|
|
boolean mAdding;
|
|
boolean mRefreshing;
|
|
|
|
@Override
|
|
protected void onCreate(Bundle icicle) {
|
|
super.onCreate(icicle);
|
|
|
|
mHandler = new Handler(getMainLooper());
|
|
|
|
mDPM = (DevicePolicyManager)getSystemService(Context.DEVICE_POLICY_SERVICE);
|
|
|
|
if ((getIntent().getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) != 0) {
|
|
Log.w(TAG, "Cannot start ADD_DEVICE_ADMIN as a new task");
|
|
finish();
|
|
return;
|
|
}
|
|
|
|
ComponentName cn = (ComponentName)getIntent().getParcelableExtra(
|
|
DevicePolicyManager.EXTRA_DEVICE_ADMIN);
|
|
if (cn == null) {
|
|
Log.w(TAG, "No component specified in " + getIntent().getAction());
|
|
finish();
|
|
return;
|
|
}
|
|
|
|
ActivityInfo ai;
|
|
try {
|
|
ai = getPackageManager().getReceiverInfo(cn, PackageManager.GET_META_DATA);
|
|
} catch (PackageManager.NameNotFoundException e) {
|
|
Log.w(TAG, "Unable to retrieve device policy " + cn, e);
|
|
finish();
|
|
return;
|
|
}
|
|
|
|
// When activating, make sure the given component name is actually a valid device admin.
|
|
// No need to check this when deactivating, because it is safe to deactivate an active
|
|
// invalid device admin.
|
|
if (!mDPM.isAdminActive(cn)) {
|
|
List<ResolveInfo> avail = getPackageManager().queryBroadcastReceivers(
|
|
new Intent(DeviceAdminReceiver.ACTION_DEVICE_ADMIN_ENABLED),
|
|
PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS);
|
|
int count = avail == null ? 0 : avail.size();
|
|
boolean found = false;
|
|
for (int i=0; i<count; i++) {
|
|
ResolveInfo ri = avail.get(i);
|
|
if (ai.packageName.equals(ri.activityInfo.packageName)
|
|
&& ai.name.equals(ri.activityInfo.name)) {
|
|
try {
|
|
// We didn't retrieve the meta data for all possible matches, so
|
|
// need to use the activity info of this specific one that was retrieved.
|
|
ri.activityInfo = ai;
|
|
DeviceAdminInfo dpi = new DeviceAdminInfo(this, ri);
|
|
found = true;
|
|
} catch (XmlPullParserException e) {
|
|
Log.w(TAG, "Bad " + ri.activityInfo, e);
|
|
} catch (IOException e) {
|
|
Log.w(TAG, "Bad " + ri.activityInfo, e);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
Log.w(TAG, "Request to add invalid device admin: " + cn);
|
|
finish();
|
|
return;
|
|
}
|
|
}
|
|
|
|
ResolveInfo ri = new ResolveInfo();
|
|
ri.activityInfo = ai;
|
|
try {
|
|
mDeviceAdmin = new DeviceAdminInfo(this, ri);
|
|
} catch (XmlPullParserException e) {
|
|
Log.w(TAG, "Unable to retrieve device policy " + cn, e);
|
|
finish();
|
|
return;
|
|
} catch (IOException e) {
|
|
Log.w(TAG, "Unable to retrieve device policy " + cn, e);
|
|
finish();
|
|
return;
|
|
}
|
|
|
|
// This admin already exists, an we have two options at this point. If new policy
|
|
// bits are set, show the user the new list. If nothing has changed, simply return
|
|
// "OK" immediately.
|
|
if (DevicePolicyManager.ACTION_ADD_DEVICE_ADMIN.equals(getIntent().getAction())) {
|
|
mRefreshing = false;
|
|
if (mDPM.isAdminActive(cn)) {
|
|
ArrayList<DeviceAdminInfo.PolicyInfo> newPolicies = mDeviceAdmin.getUsedPolicies();
|
|
for (int i = 0; i < newPolicies.size(); i++) {
|
|
DeviceAdminInfo.PolicyInfo pi = newPolicies.get(i);
|
|
if (!mDPM.hasGrantedPolicy(cn, pi.ident)) {
|
|
mRefreshing = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!mRefreshing) {
|
|
// Nothing changed (or policies were removed) - return immediately
|
|
setResult(Activity.RESULT_OK);
|
|
finish();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
mAddMsgText = getIntent().getCharSequenceExtra(DevicePolicyManager.EXTRA_ADD_EXPLANATION);
|
|
|
|
setContentView(R.layout.device_admin_add);
|
|
|
|
mAdminIcon = (ImageView)findViewById(R.id.admin_icon);
|
|
mAdminName = (TextView)findViewById(R.id.admin_name);
|
|
mAdminDescription = (TextView)findViewById(R.id.admin_description);
|
|
|
|
mAddMsg = (TextView)findViewById(R.id.add_msg);
|
|
mAddMsgExpander = (ImageView) findViewById(R.id.add_msg_expander);
|
|
mAddMsg.setOnClickListener(new View.OnClickListener() {
|
|
public void onClick(View v) {
|
|
toggleMessageEllipsis(v);
|
|
}
|
|
});
|
|
|
|
// toggleMessageEllipsis also handles initial layout:
|
|
toggleMessageEllipsis(mAddMsg);
|
|
|
|
mAdminWarning = (TextView) findViewById(R.id.admin_warning);
|
|
mAdminPolicies = (ViewGroup) findViewById(R.id.admin_policies);
|
|
mCancelButton = (Button) findViewById(R.id.cancel_button);
|
|
mCancelButton.setOnClickListener(new View.OnClickListener() {
|
|
public void onClick(View v) {
|
|
EventLog.writeEvent(EventLogTags.EXP_DET_DEVICE_ADMIN_DECLINED_BY_USER,
|
|
mDeviceAdmin.getActivityInfo().applicationInfo.uid);
|
|
finish();
|
|
}
|
|
});
|
|
mActionButton = (Button) findViewById(R.id.action_button);
|
|
mActionButton.setOnClickListener(new View.OnClickListener() {
|
|
public void onClick(View v) {
|
|
if (mAdding) {
|
|
try {
|
|
mDPM.setActiveAdmin(mDeviceAdmin.getComponent(), mRefreshing);
|
|
setResult(Activity.RESULT_OK);
|
|
EventLog.writeEvent(EventLogTags.EXP_DET_DEVICE_ADMIN_ACTIVATED_BY_USER,
|
|
mDeviceAdmin.getActivityInfo().applicationInfo.uid);
|
|
} catch (RuntimeException e) {
|
|
// Something bad happened... could be that it was
|
|
// already set, though.
|
|
Log.w(TAG, "Exception trying to activate admin "
|
|
+ mDeviceAdmin.getComponent(), e);
|
|
if (mDPM.isAdminActive(mDeviceAdmin.getComponent())) {
|
|
setResult(Activity.RESULT_OK);
|
|
}
|
|
}
|
|
finish();
|
|
} else {
|
|
try {
|
|
// Don't allow the admin to put a dialog up in front
|
|
// of us while we interact with the user.
|
|
ActivityManagerNative.getDefault().stopAppSwitches();
|
|
} catch (RemoteException e) {
|
|
}
|
|
mDPM.getRemoveWarning(mDeviceAdmin.getComponent(),
|
|
new RemoteCallback(mHandler) {
|
|
@Override
|
|
protected void onResult(Bundle bundle) {
|
|
CharSequence msg = bundle != null
|
|
? bundle.getCharSequence(
|
|
DeviceAdminReceiver.EXTRA_DISABLE_WARNING)
|
|
: null;
|
|
if (msg == null) {
|
|
try {
|
|
ActivityManagerNative.getDefault().resumeAppSwitches();
|
|
} catch (RemoteException e) {
|
|
}
|
|
mDPM.removeActiveAdmin(mDeviceAdmin.getComponent());
|
|
finish();
|
|
} else {
|
|
Bundle args = new Bundle();
|
|
args.putCharSequence(
|
|
DeviceAdminReceiver.EXTRA_DISABLE_WARNING, msg);
|
|
showDialog(DIALOG_WARNING, args);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
@Override
|
|
protected void onResume() {
|
|
super.onResume();
|
|
updateInterface();
|
|
}
|
|
|
|
@Override
|
|
protected Dialog onCreateDialog(int id, Bundle args) {
|
|
switch (id) {
|
|
case DIALOG_WARNING: {
|
|
CharSequence msg = args.getCharSequence(DeviceAdminReceiver.EXTRA_DISABLE_WARNING);
|
|
AlertDialog.Builder builder = new AlertDialog.Builder(
|
|
DeviceAdminAdd.this);
|
|
builder.setMessage(msg);
|
|
builder.setPositiveButton(R.string.dlg_ok,
|
|
new DialogInterface.OnClickListener() {
|
|
public void onClick(DialogInterface dialog, int which) {
|
|
mDPM.removeActiveAdmin(mDeviceAdmin.getComponent());
|
|
finish();
|
|
}
|
|
});
|
|
builder.setNegativeButton(R.string.dlg_cancel, null);
|
|
return builder.create();
|
|
}
|
|
default:
|
|
return super.onCreateDialog(id, args);
|
|
|
|
}
|
|
}
|
|
|
|
static void setViewVisibility(ArrayList<View> views, int visibility) {
|
|
final int N = views.size();
|
|
for (int i=0; i<N; i++) {
|
|
views.get(i).setVisibility(visibility);
|
|
}
|
|
}
|
|
|
|
void updateInterface() {
|
|
mAdminIcon.setImageDrawable(mDeviceAdmin.loadIcon(getPackageManager()));
|
|
mAdminName.setText(mDeviceAdmin.loadLabel(getPackageManager()));
|
|
try {
|
|
mAdminDescription.setText(
|
|
mDeviceAdmin.loadDescription(getPackageManager()));
|
|
mAdminDescription.setVisibility(View.VISIBLE);
|
|
} catch (Resources.NotFoundException e) {
|
|
mAdminDescription.setVisibility(View.GONE);
|
|
}
|
|
if (mAddMsgText != null) {
|
|
mAddMsg.setText(mAddMsgText);
|
|
mAddMsg.setVisibility(View.VISIBLE);
|
|
} else {
|
|
mAddMsg.setVisibility(View.GONE);
|
|
mAddMsgExpander.setVisibility(View.GONE);
|
|
}
|
|
if (!mRefreshing && mDPM.isAdminActive(mDeviceAdmin.getComponent())) {
|
|
if (mActivePolicies.size() == 0) {
|
|
ArrayList<DeviceAdminInfo.PolicyInfo> policies = mDeviceAdmin.getUsedPolicies();
|
|
for (int i=0; i<policies.size(); i++) {
|
|
DeviceAdminInfo.PolicyInfo pi = policies.get(i);
|
|
View view = AppSecurityPermissions.getPermissionItemView(
|
|
this, getText(pi.label), "", true);
|
|
mActivePolicies.add(view);
|
|
mAdminPolicies.addView(view);
|
|
}
|
|
}
|
|
setViewVisibility(mActivePolicies, View.VISIBLE);
|
|
setViewVisibility(mAddingPolicies, View.GONE);
|
|
mAdminWarning.setText(getString(R.string.device_admin_status,
|
|
mDeviceAdmin.getActivityInfo().applicationInfo.loadLabel(getPackageManager())));
|
|
setTitle(getText(R.string.active_device_admin_msg));
|
|
mActionButton.setText(getText(R.string.remove_device_admin));
|
|
mAdding = false;
|
|
} else {
|
|
if (mAddingPolicies.size() == 0) {
|
|
ArrayList<DeviceAdminInfo.PolicyInfo> policies = mDeviceAdmin.getUsedPolicies();
|
|
for (int i=0; i<policies.size(); i++) {
|
|
DeviceAdminInfo.PolicyInfo pi = policies.get(i);
|
|
View view = AppSecurityPermissions.getPermissionItemView(
|
|
this, getText(pi.label), getText(pi.description), true);
|
|
mAddingPolicies.add(view);
|
|
mAdminPolicies.addView(view);
|
|
}
|
|
}
|
|
setViewVisibility(mAddingPolicies, View.VISIBLE);
|
|
setViewVisibility(mActivePolicies, View.GONE);
|
|
mAdminWarning.setText(getString(R.string.device_admin_warning,
|
|
mDeviceAdmin.getActivityInfo().applicationInfo.loadLabel(getPackageManager())));
|
|
setTitle(getText(R.string.add_device_admin_msg));
|
|
mActionButton.setText(getText(R.string.add_device_admin));
|
|
mAdding = true;
|
|
}
|
|
}
|
|
|
|
|
|
void toggleMessageEllipsis(View v) {
|
|
TextView tv = (TextView) v;
|
|
|
|
mAddMsgEllipsized = ! mAddMsgEllipsized;
|
|
tv.setEllipsize(mAddMsgEllipsized ? TruncateAt.END : null);
|
|
tv.setMaxLines(mAddMsgEllipsized ? getEllipsizedLines() : MAX_ADD_MSG_LINES);
|
|
|
|
mAddMsgExpander.setImageResource(mAddMsgEllipsized ?
|
|
com.android.internal.R.drawable.expander_ic_minimized :
|
|
com.android.internal.R.drawable.expander_ic_maximized);
|
|
}
|
|
|
|
int getEllipsizedLines() {
|
|
Display d = ((WindowManager) getSystemService(Context.WINDOW_SERVICE))
|
|
.getDefaultDisplay();
|
|
|
|
return d.getHeight() > d.getWidth() ?
|
|
MAX_ADD_MSG_LINES_PORTRAIT : MAX_ADD_MSG_LINES_LANDSCAPE;
|
|
}
|
|
|
|
}
|