/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the
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* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package com.android.systemui;
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import static android.view.WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS;
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import android.annotation.Nullable;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.slice.SliceManager;
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import android.app.slice.SliceProvider;
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import android.content.DialogInterface;
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import android.content.DialogInterface.OnClickListener;
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import android.content.DialogInterface.OnDismissListener;
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import android.content.pm.PackageItemInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.net.Uri;
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import android.os.Bundle;
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import android.text.BidiFormatter;
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import android.util.EventLog;
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import android.util.Log;
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import android.widget.CheckBox;
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import android.widget.TextView;
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public class SlicePermissionActivity extends Activity implements OnClickListener,
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OnDismissListener {
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private static final String TAG = "SlicePermissionActivity";
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private CheckBox mAllCheckbox;
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private Uri mUri;
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private String mCallingPkg;
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private String mProviderPkg;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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mUri = getIntent().getParcelableExtra(SliceProvider.EXTRA_BIND_URI);
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mCallingPkg = getIntent().getStringExtra(SliceProvider.EXTRA_PKG);
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if (mUri == null) {
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Log.e(TAG, SliceProvider.EXTRA_BIND_URI + " wasn't provided");
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finish();
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return;
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}
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try {
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PackageManager pm = getPackageManager();
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mProviderPkg = pm.resolveContentProvider(mUri.getAuthority(),
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PackageManager.GET_META_DATA).applicationInfo.packageName;
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verifyCallingPkg();
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CharSequence app1 = BidiFormatter.getInstance().unicodeWrap(pm.getApplicationInfo(
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mCallingPkg, 0).loadSafeLabel(pm, PackageItemInfo.DEFAULT_MAX_LABEL_SIZE_PX,
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PackageItemInfo.SAFE_LABEL_FLAG_TRIM
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| PackageItemInfo.SAFE_LABEL_FLAG_FIRST_LINE).toString());
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CharSequence app2 = BidiFormatter.getInstance().unicodeWrap(pm.getApplicationInfo(
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mProviderPkg, 0).loadSafeLabel(pm, PackageItemInfo.DEFAULT_MAX_LABEL_SIZE_PX,
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PackageItemInfo.SAFE_LABEL_FLAG_TRIM
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| PackageItemInfo.SAFE_LABEL_FLAG_FIRST_LINE).toString());
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AlertDialog dialog = new AlertDialog.Builder(this)
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.setTitle(getString(R.string.slice_permission_title, app1, app2))
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.setView(R.layout.slice_permission_request)
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.setNegativeButton(R.string.slice_permission_deny, this)
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.setPositiveButton(R.string.slice_permission_allow, this)
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.setOnDismissListener(this)
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.create();
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dialog.getWindow().addSystemFlags(SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
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dialog.show();
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TextView t1 = dialog.getWindow().getDecorView().findViewById(R.id.text1);
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t1.setText(getString(R.string.slice_permission_text_1, app2));
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TextView t2 = dialog.getWindow().getDecorView().findViewById(R.id.text2);
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t2.setText(getString(R.string.slice_permission_text_2, app2));
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mAllCheckbox = dialog.getWindow().getDecorView().findViewById(
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R.id.slice_permission_checkbox);
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mAllCheckbox.setText(getString(R.string.slice_permission_checkbox, app1));
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} catch (NameNotFoundException e) {
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Log.e(TAG, "Couldn't find package", e);
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finish();
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}
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}
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@Override
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public void onClick(DialogInterface dialog, int which) {
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if (which == DialogInterface.BUTTON_POSITIVE) {
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getSystemService(SliceManager.class).grantPermissionFromUser(mUri, mCallingPkg,
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mAllCheckbox.isChecked());
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}
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finish();
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}
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@Override
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public void onDismiss(DialogInterface dialog) {
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finish();
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}
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private void verifyCallingPkg() {
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final String providerPkg = getIntent().getStringExtra("provider_pkg");
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if (providerPkg == null || mProviderPkg.equals(providerPkg)) return;
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final String callingPkg = getCallingPkg();
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EventLog.writeEvent(0x534e4554, "159145361", getUid(callingPkg));
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}
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@Nullable
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private String getCallingPkg() {
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final Uri referrer = getReferrer();
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if (referrer == null) return null;
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return referrer.getHost();
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}
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private int getUid(@Nullable final String pkg) {
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if (pkg == null) return -1;
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try {
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return getPackageManager().getApplicationInfo(pkg, 0).uid;
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} catch (NameNotFoundException e) {
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}
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return -1;
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}
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}
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