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 */ 16package com.android.packageinstaller.permission.ui.television; 17 18import android.app.ActionBar; 19import android.app.AlertDialog; 20import android.app.Fragment; 21import android.content.Context; 22import android.content.DialogInterface; 23import android.content.DialogInterface.OnClickListener; 24import android.content.Intent; 25import android.graphics.drawable.Drawable; 26import android.os.Bundle; 27import android.support.v14.preference.SwitchPreference; 28import android.support.v4.util.ArrayMap; 29import android.support.v7.preference.Preference; 30import android.support.v7.preference.Preference.OnPreferenceChangeListener; 31import android.support.v7.preference.Preference.OnPreferenceClickListener; 32import android.support.v7.preference.PreferenceScreen; 33import android.util.ArraySet; 34import android.view.Menu; 35import android.view.MenuInflater; 36import android.view.MenuItem; 37import android.view.View; 38import android.widget.TextView; 39 40import com.android.packageinstaller.DeviceUtils; 41import com.android.packageinstaller.R; 42import com.android.packageinstaller.permission.model.AppPermissionGroup; 43import com.android.packageinstaller.permission.model.PermissionApps; 44import com.android.packageinstaller.permission.model.PermissionApps.Callback; 45import com.android.packageinstaller.permission.model.PermissionApps.PermissionApp; 46import com.android.packageinstaller.permission.ui.ReviewPermissionsActivity; 47import com.android.packageinstaller.permission.utils.LocationUtils; 48import com.android.packageinstaller.permission.utils.SafetyNetLogger; 49import com.android.packageinstaller.permission.utils.Utils; 50 51import java.util.ArrayList; 52import java.util.List; 53 54public final class PermissionAppsFragment extends SettingsWithHeader implements Callback, 55 OnPreferenceChangeListener { 56 57 private static final int MENU_SHOW_SYSTEM = Menu.FIRST; 58 private static final int MENU_HIDE_SYSTEM = Menu.FIRST + 1; 59 private static final String KEY_SHOW_SYSTEM_PREFS = "_showSystem"; 60 61 public static PermissionAppsFragment newInstance(String permissionName) { 62 return setPermissionName(new PermissionAppsFragment(), permissionName); 63 } 64 65 private static <T extends Fragment> T setPermissionName(T fragment, String permissionName) { 66 Bundle arguments = new Bundle(); 67 arguments.putString(Intent.EXTRA_PERMISSION_NAME, permissionName); 68 fragment.setArguments(arguments); 69 return fragment; 70 } 71 72 private PermissionApps mPermissionApps; 73 74 private PreferenceScreen mExtraScreen; 75 76 private ArrayMap<String, AppPermissionGroup> mToggledGroups; 77 private ArraySet<String> mLauncherPkgs; 78 private boolean mHasConfirmedRevoke; 79 80 private boolean mShowSystem; 81 private boolean mHasSystemApps; 82 private MenuItem mShowSystemMenu; 83 private MenuItem mHideSystemMenu; 84 85 private Callback mOnPermissionsLoadedListener; 86 87 @Override 88 public void onCreate(Bundle savedInstanceState) { 89 super.onCreate(savedInstanceState); 90 setLoading(true /* loading */, false /* animate */); 91 setHasOptionsMenu(true); 92 final ActionBar ab = getActivity().getActionBar(); 93 if (ab != null) { 94 ab.setDisplayHomeAsUpEnabled(true); 95 } 96 mLauncherPkgs = Utils.getLauncherPackages(getContext()); 97 98 String groupName = getArguments().getString(Intent.EXTRA_PERMISSION_NAME); 99 mPermissionApps = new PermissionApps(getActivity(), groupName, this); 100 mPermissionApps.refresh(true); 101 } 102 103 @Override 104 public void onResume() { 105 super.onResume(); 106 mPermissionApps.refresh(true); 107 } 108 109 @Override 110 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { 111 if (mHasSystemApps) { 112 mShowSystemMenu = menu.add(Menu.NONE, MENU_SHOW_SYSTEM, Menu.NONE, 113 R.string.menu_show_system); 114 mHideSystemMenu = menu.add(Menu.NONE, MENU_HIDE_SYSTEM, Menu.NONE, 115 R.string.menu_hide_system); 116 updateMenu(); 117 } 118 } 119 120 @Override 121 public boolean onOptionsItemSelected(MenuItem item) { 122 switch (item.getItemId()) { 123 case android.R.id.home: 124 getActivity().finish(); 125 return true; 126 case MENU_SHOW_SYSTEM: 127 case MENU_HIDE_SYSTEM: 128 mShowSystem = item.getItemId() == MENU_SHOW_SYSTEM; 129 if (mPermissionApps.getApps() != null) { 130 onPermissionsLoaded(mPermissionApps); 131 } 132 updateMenu(); 133 break; 134 } 135 return super.onOptionsItemSelected(item); 136 } 137 138 private void updateMenu() { 139 mShowSystemMenu.setVisible(!mShowSystem); 140 mHideSystemMenu.setVisible(mShowSystem); 141 } 142 143 @Override 144 protected void onSetEmptyText(TextView textView) { 145 textView.setText(R.string.no_apps); 146 } 147 148 @Override 149 public void onViewCreated(View view, Bundle savedInstanceState) { 150 super.onViewCreated(view, savedInstanceState); 151 bindUi(this, mPermissionApps); 152 } 153 154 private static void bindUi(SettingsWithHeader fragment, PermissionApps permissionApps) { 155 final Drawable icon = permissionApps.getIcon(); 156 final CharSequence label = permissionApps.getLabel(); 157 158 fragment.setHeader(null, null, null, 159 fragment.getString(R.string.permission_apps_decor_title, label)); 160 } 161 162 private void setOnPermissionsLoadedListener(Callback callback) { 163 mOnPermissionsLoadedListener = callback; 164 } 165 166 @Override 167 public void onPermissionsLoaded(PermissionApps permissionApps) { 168 Context context = getPreferenceManager().getContext(); 169 170 if (context == null) { 171 return; 172 } 173 174 boolean isTelevision = DeviceUtils.isTelevision(context); 175 PreferenceScreen screen = getPreferenceScreen(); 176 177 ArraySet<String> preferencesToRemove = new ArraySet<>(); 178 for (int i = 0, n = screen.getPreferenceCount(); i < n; i++) { 179 preferencesToRemove.add(screen.getPreference(i).getKey()); 180 } 181 if (mExtraScreen != null) { 182 for (int i = 0, n = mExtraScreen.getPreferenceCount(); i < n; i++) { 183 preferencesToRemove.add(mExtraScreen.getPreference(i).getKey()); 184 } 185 } 186 187 mHasSystemApps = false; 188 boolean menuOptionsInvalided = false; 189 190 for (PermissionApp app : permissionApps.getApps()) { 191 if (!Utils.shouldShowPermission(app)) { 192 continue; 193 } 194 195 String key = app.getKey(); 196 preferencesToRemove.remove(key); 197 Preference existingPref = screen.findPreference(key); 198 if (existingPref == null && mExtraScreen != null) { 199 existingPref = mExtraScreen.findPreference(key); 200 } 201 202 boolean isSystemApp = Utils.isSystem(app, mLauncherPkgs); 203 204 if (isSystemApp && !menuOptionsInvalided) { 205 mHasSystemApps = true; 206 getActivity().invalidateOptionsMenu(); 207 menuOptionsInvalided = true; 208 } 209 210 if (isSystemApp && !isTelevision && !mShowSystem) { 211 if (existingPref != null) { 212 screen.removePreference(existingPref); 213 } 214 continue; 215 } 216 217 if (existingPref != null) { 218 // If existing preference - only update its state. 219 if (app.isPolicyFixed()) { 220 existingPref.setSummary(getString( 221 R.string.permission_summary_enforced_by_policy)); 222 } 223 existingPref.setPersistent(false); 224 existingPref.setEnabled(!app.isPolicyFixed()); 225 if (existingPref instanceof SwitchPreference) { 226 ((SwitchPreference) existingPref) 227 .setChecked(app.areRuntimePermissionsGranted()); 228 } 229 continue; 230 } 231 232 SwitchPreference pref = new SwitchPreference(context); 233 pref.setOnPreferenceChangeListener(this); 234 pref.setKey(app.getKey()); 235 pref.setIcon(app.getIcon()); 236 pref.setTitle(app.getLabel()); 237 if (app.isPolicyFixed()) { 238 pref.setSummary(getString(R.string.permission_summary_enforced_by_policy)); 239 } 240 pref.setPersistent(false); 241 pref.setEnabled(!app.isPolicyFixed()); 242 pref.setChecked(app.areRuntimePermissionsGranted()); 243 244 if (isSystemApp && isTelevision) { 245 if (mExtraScreen == null) { 246 mExtraScreen = getPreferenceManager().createPreferenceScreen(context); 247 } 248 mExtraScreen.addPreference(pref); 249 } else { 250 screen.addPreference(pref); 251 } 252 } 253 254 if (mExtraScreen != null) { 255 preferencesToRemove.remove(KEY_SHOW_SYSTEM_PREFS); 256 Preference pref = screen.findPreference(KEY_SHOW_SYSTEM_PREFS); 257 258 if (pref == null) { 259 pref = new Preference(context); 260 pref.setKey(KEY_SHOW_SYSTEM_PREFS); 261 pref.setIcon(Utils.applyTint(context, R.drawable.ic_toc, 262 android.R.attr.colorControlNormal)); 263 pref.setTitle(R.string.preference_show_system_apps); 264 pref.setOnPreferenceClickListener(new OnPreferenceClickListener() { 265 @Override 266 public boolean onPreferenceClick(Preference preference) { 267 SystemAppsFragment frag = new SystemAppsFragment(); 268 setPermissionName(frag, getArguments().getString( 269 Intent.EXTRA_PERMISSION_NAME)); 270 frag.setTargetFragment(PermissionAppsFragment.this, 0); 271 getFragmentManager().beginTransaction() 272 .replace(android.R.id.content, frag) 273 .addToBackStack("SystemApps") 274 .commit(); 275 return true; 276 } 277 }); 278 screen.addPreference(pref); 279 } 280 281 int grantedCount = 0; 282 for (int i = 0, n = mExtraScreen.getPreferenceCount(); i < n; i++) { 283 if (((SwitchPreference) mExtraScreen.getPreference(i)).isChecked()) { 284 grantedCount++; 285 } 286 } 287 pref.setSummary(getString(R.string.app_permissions_group_summary, 288 grantedCount, mExtraScreen.getPreferenceCount())); 289 } 290 291 for (String key : preferencesToRemove) { 292 Preference pref = screen.findPreference(key); 293 if (pref != null) { 294 screen.removePreference(pref); 295 } else if (mExtraScreen != null) { 296 pref = mExtraScreen.findPreference(key); 297 if (pref != null) { 298 mExtraScreen.removePreference(pref); 299 } 300 } 301 } 302 303 setLoading(false /* loading */, true /* animate */); 304 305 if (mOnPermissionsLoadedListener != null) { 306 mOnPermissionsLoadedListener.onPermissionsLoaded(permissionApps); 307 } 308 } 309 310 @Override 311 public boolean onPreferenceChange(final Preference preference, Object newValue) { 312 String pkg = preference.getKey(); 313 final PermissionApp app = mPermissionApps.getApp(pkg); 314 315 if (app == null) { 316 return false; 317 } 318 319 if (LocationUtils.isLocationGroupAndProvider(mPermissionApps.getGroupName(), 320 app.getPackageName())) { 321 LocationUtils.showLocationDialog(getContext(), app.getLabel()); 322 return false; 323 } 324 325 addToggledGroup(app.getPackageName(), app.getPermissionGroup()); 326 327 if (app.isReviewRequired()) { 328 Intent intent = new Intent(getActivity(), ReviewPermissionsActivity.class); 329 intent.putExtra(Intent.EXTRA_PACKAGE_NAME, app.getPackageName()); 330 startActivity(intent); 331 return false; 332 } 333 334 if (newValue == Boolean.TRUE) { 335 app.grantRuntimePermissions(); 336 } else { 337 final boolean grantedByDefault = app.hasGrantedByDefaultPermissions(); 338 if (grantedByDefault || (!app.doesSupportRuntimePermissions() 339 && !mHasConfirmedRevoke)) { 340 new AlertDialog.Builder(getContext()) 341 .setMessage(grantedByDefault ? R.string.system_warning 342 : R.string.old_sdk_deny_warning) 343 .setNegativeButton(R.string.cancel, null) 344 .setPositiveButton(R.string.grant_dialog_button_deny_anyway, 345 new OnClickListener() { 346 @Override 347 public void onClick(DialogInterface dialog, int which) { 348 ((SwitchPreference) preference).setChecked(false); 349 app.revokeRuntimePermissions(); 350 if (!grantedByDefault) { 351 mHasConfirmedRevoke = true; 352 } 353 } 354 }) 355 .show(); 356 return false; 357 } else { 358 app.revokeRuntimePermissions(); 359 } 360 } 361 return true; 362 } 363 364 @Override 365 public void onPause() { 366 super.onPause(); 367 logToggledGroups(); 368 } 369 370 private void addToggledGroup(String packageName, AppPermissionGroup group) { 371 if (mToggledGroups == null) { 372 mToggledGroups = new ArrayMap<>(); 373 } 374 // Double toggle is back to initial state. 375 if (mToggledGroups.containsKey(packageName)) { 376 mToggledGroups.remove(packageName); 377 } else { 378 mToggledGroups.put(packageName, group); 379 } 380 } 381 382 private void logToggledGroups() { 383 if (mToggledGroups != null) { 384 final int groupCount = mToggledGroups.size(); 385 for (int i = 0; i < groupCount; i++) { 386 String packageName = mToggledGroups.keyAt(i); 387 List<AppPermissionGroup> groups = new ArrayList<>(); 388 groups.add(mToggledGroups.valueAt(i)); 389 SafetyNetLogger.logPermissionsToggled(packageName, groups); 390 } 391 mToggledGroups = null; 392 } 393 } 394 395 public static class SystemAppsFragment extends SettingsWithHeader implements Callback { 396 PermissionAppsFragment mOuterFragment; 397 398 @Override 399 public void onCreate(Bundle savedInstanceState) { 400 mOuterFragment = (PermissionAppsFragment) getTargetFragment(); 401 setLoading(true /* loading */, false /* animate */); 402 super.onCreate(savedInstanceState); 403 } 404 405 @Override 406 public void onCreatePreferences(Bundle savedInstanceState, String rootKey) { 407 if (mOuterFragment.mExtraScreen != null) { 408 setPreferenceScreen(); 409 } else { 410 mOuterFragment.setOnPermissionsLoadedListener(this); 411 } 412 } 413 414 @Override 415 public void onViewCreated(View view, Bundle savedInstanceState) { 416 super.onViewCreated(view, savedInstanceState); 417 String groupName = getArguments().getString(Intent.EXTRA_PERMISSION_NAME); 418 PermissionApps permissionApps = new PermissionApps(getActivity(), groupName, null); 419 bindUi(this, permissionApps); 420 } 421 422 @Override 423 public void onResume() { 424 super.onResume(); 425 mOuterFragment.mPermissionApps.refresh(true); 426 } 427 428 @Override 429 public void onDestroy() { 430 super.onDestroy(); 431 mOuterFragment.setOnPermissionsLoadedListener(null); 432 } 433 434 435 private static void bindUi(SettingsWithHeader fragment, PermissionApps permissionApps) { 436 final CharSequence label = permissionApps.getLabel(); 437 fragment.setHeader(null, null, null, 438 fragment.getString(R.string.system_apps_decor_title, label)); 439 } 440 441 @Override 442 public void onPermissionsLoaded(PermissionApps permissionApps) { 443 setPreferenceScreen(); 444 } 445 446 private void setPreferenceScreen() { 447 setPreferenceScreen(mOuterFragment.mExtraScreen); 448 setLoading(false /* loading */, true /* animate */); 449 } 450 } 451} 452