1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings; 18 19 import android.app.Activity; 20 import android.app.AlertDialog; 21 import android.app.AppGlobals; 22 import android.app.admin.DevicePolicyManager; 23 import android.content.ComponentName; 24 import android.content.Context; 25 import android.content.DialogInterface; 26 import android.content.Intent; 27 import android.content.pm.ActivityInfo; 28 import android.graphics.drawable.Drawable; 29 import android.os.Bundle; 30 import android.os.Process; 31 import android.os.RemoteException; 32 import android.os.UserHandle; 33 import android.os.UserManager; 34 import android.util.Log; 35 import android.view.LayoutInflater; 36 import android.view.View; 37 import android.widget.ImageView; 38 import android.widget.TextView; 39 40 import com.android.settingslib.RestrictedLockUtils; 41 import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; 42 43 import java.util.Objects; 44 45 public class ShowAdminSupportDetailsDialog extends Activity 46 implements DialogInterface.OnDismissListener { 47 48 private static final String TAG = "AdminSupportDialog"; 49 50 private EnforcedAdmin mEnforcedAdmin; 51 private View mDialogView; 52 private String mRestriction = null; 53 54 @Override onCreate(Bundle savedInstanceState)55 protected void onCreate(Bundle savedInstanceState) { 56 super.onCreate(savedInstanceState); 57 58 mEnforcedAdmin = getAdminDetailsFromIntent(getIntent()); 59 mRestriction = getRestrictionFromIntent(getIntent()); 60 61 AlertDialog.Builder builder = new AlertDialog.Builder(this); 62 mDialogView = LayoutInflater.from(builder.getContext()).inflate( 63 R.layout.admin_support_details_dialog, null); 64 initializeDialogViews(mDialogView, mEnforcedAdmin.component, mEnforcedAdmin.userId, 65 mRestriction); 66 builder.setOnDismissListener(this) 67 .setPositiveButton(R.string.okay, null) 68 .setView(mDialogView) 69 .show(); 70 } 71 72 @Override onNewIntent(Intent intent)73 public void onNewIntent(Intent intent) { 74 super.onNewIntent(intent); 75 EnforcedAdmin admin = getAdminDetailsFromIntent(intent); 76 String restriction = getRestrictionFromIntent(intent); 77 if (!mEnforcedAdmin.equals(admin) || !Objects.equals(mRestriction, restriction)) { 78 mEnforcedAdmin = admin; 79 mRestriction = restriction; 80 initializeDialogViews(mDialogView, mEnforcedAdmin.component, mEnforcedAdmin.userId, 81 mRestriction); 82 } 83 } 84 getAdminDetailsFromIntent(Intent intent)85 private EnforcedAdmin getAdminDetailsFromIntent(Intent intent) { 86 EnforcedAdmin admin = new EnforcedAdmin(null, UserHandle.myUserId()); 87 if (intent == null) { 88 return admin; 89 } 90 admin.component = intent.getParcelableExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN); 91 admin.userId = intent.getIntExtra(Intent.EXTRA_USER_ID, UserHandle.myUserId()); 92 return admin; 93 } 94 getRestrictionFromIntent(Intent intent)95 private String getRestrictionFromIntent(Intent intent) { 96 if (intent == null) return null; 97 return intent.getStringExtra(DevicePolicyManager.EXTRA_RESTRICTION); 98 } 99 initializeDialogViews(View root, ComponentName admin, int userId, String restriction)100 private void initializeDialogViews(View root, ComponentName admin, int userId, 101 String restriction) { 102 if (admin != null) { 103 if (!RestrictedLockUtils.isAdminInCurrentUserOrProfile(this, admin) 104 || !RestrictedLockUtils.isCurrentUserOrProfile(this, userId)) { 105 admin = null; 106 } else { 107 ActivityInfo ai = null; 108 try { 109 ai = AppGlobals.getPackageManager().getReceiverInfo(admin, 0 /* flags */, 110 userId); 111 } catch (RemoteException e) { 112 Log.w(TAG, "Missing reciever info", e); 113 } 114 if (ai != null) { 115 Drawable icon = ai.loadIcon(getPackageManager()); 116 Drawable badgedIcon = getPackageManager().getUserBadgedIcon( 117 icon, new UserHandle(userId)); 118 ((ImageView) root.findViewById(R.id.admin_support_icon)).setImageDrawable( 119 badgedIcon); 120 } 121 } 122 } 123 124 setAdminSupportTitle(root, restriction); 125 setAdminSupportDetails(this, root, new EnforcedAdmin(admin, userId), true); 126 } 127 setAdminSupportTitle(View root, String restriction)128 private void setAdminSupportTitle(View root, String restriction) { 129 final TextView titleView = (TextView) root.findViewById(R.id.admin_support_dialog_title); 130 if (titleView == null) { 131 return; 132 } 133 if (restriction == null) { 134 titleView.setText(R.string.disabled_by_policy_title); 135 return; 136 } 137 switch(restriction) { 138 case UserManager.DISALLOW_ADJUST_VOLUME: 139 titleView.setText(R.string.disabled_by_policy_title_adjust_volume); 140 break; 141 case UserManager.DISALLOW_OUTGOING_CALLS: 142 titleView.setText(R.string.disabled_by_policy_title_outgoing_calls); 143 break; 144 case UserManager.DISALLOW_SMS: 145 titleView.setText(R.string.disabled_by_policy_title_sms); 146 break; 147 case DevicePolicyManager.POLICY_DISABLE_CAMERA: 148 titleView.setText(R.string.disabled_by_policy_title_camera); 149 break; 150 case DevicePolicyManager.POLICY_DISABLE_SCREEN_CAPTURE: 151 titleView.setText(R.string.disabled_by_policy_title_screen_capture); 152 break; 153 default: 154 // Use general text if no specialized title applies 155 titleView.setText(R.string.disabled_by_policy_title); 156 } 157 } 158 setAdminSupportDetails(final Activity activity, View root, final EnforcedAdmin enforcedAdmin, final boolean finishActivity)159 public static void setAdminSupportDetails(final Activity activity, View root, 160 final EnforcedAdmin enforcedAdmin, final boolean finishActivity) { 161 if (enforcedAdmin == null) { 162 return; 163 } 164 165 if (enforcedAdmin.component != null) { 166 DevicePolicyManager dpm = (DevicePolicyManager) activity.getSystemService( 167 Context.DEVICE_POLICY_SERVICE); 168 if (!RestrictedLockUtils.isAdminInCurrentUserOrProfile(activity, 169 enforcedAdmin.component) || !RestrictedLockUtils.isCurrentUserOrProfile( 170 activity, enforcedAdmin.userId)) { 171 enforcedAdmin.component = null; 172 } else { 173 if (enforcedAdmin.userId == UserHandle.USER_NULL) { 174 enforcedAdmin.userId = UserHandle.myUserId(); 175 } 176 CharSequence supportMessage = null; 177 if (UserHandle.isSameApp(Process.myUid(), Process.SYSTEM_UID)) { 178 supportMessage = dpm.getShortSupportMessageForUser( 179 enforcedAdmin.component, enforcedAdmin.userId); 180 } 181 if (supportMessage != null) { 182 TextView textView = (TextView) root.findViewById(R.id.admin_support_msg); 183 textView.setText(supportMessage); 184 } 185 } 186 } 187 188 root.findViewById(R.id.admins_policies_list).setOnClickListener( 189 new View.OnClickListener() { 190 @Override 191 public void onClick(View view) { 192 Intent intent = new Intent(); 193 if (enforcedAdmin.component != null) { 194 intent.setClass(activity, DeviceAdminAdd.class); 195 intent.putExtra(DevicePolicyManager.EXTRA_DEVICE_ADMIN, 196 enforcedAdmin.component); 197 intent.putExtra(DeviceAdminAdd.EXTRA_CALLED_FROM_SUPPORT_DIALOG, true); 198 // DeviceAdminAdd class may need to run as managed profile. 199 activity.startActivityAsUser(intent, 200 new UserHandle(enforcedAdmin.userId)); 201 } else { 202 intent.setClass(activity, Settings.DeviceAdminSettingsActivity.class); 203 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 204 // Activity merges both managed profile and parent users 205 // admins so show as same user as this activity. 206 activity.startActivity(intent); 207 } 208 if (finishActivity) { 209 activity.finish(); 210 } 211 } 212 }); 213 } 214 215 @Override onDismiss(DialogInterface dialog)216 public void onDismiss(DialogInterface dialog) { 217 finish(); 218 } 219 } 220