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