1 /* 2 * Copyright (C) 2016 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 package com.android.server.pm; 17 18 import android.annotation.NonNull; 19 import android.annotation.Nullable; 20 import android.annotation.UserIdInt; 21 import android.content.ComponentName; 22 import android.content.Intent; 23 import android.content.pm.PackageInfo; 24 import android.content.pm.ShortcutInfo; 25 import android.content.res.Resources; 26 import android.os.PersistableBundle; 27 import android.text.format.Formatter; 28 import android.util.ArrayMap; 29 import android.util.ArraySet; 30 import android.util.Log; 31 import android.util.Slog; 32 33 import com.android.internal.annotations.VisibleForTesting; 34 import com.android.internal.util.Preconditions; 35 import com.android.internal.util.XmlUtils; 36 import com.android.server.pm.ShortcutService.ShortcutOperation; 37 import com.android.server.pm.ShortcutService.Stats; 38 39 import org.json.JSONException; 40 import org.json.JSONObject; 41 import org.xmlpull.v1.XmlPullParser; 42 import org.xmlpull.v1.XmlPullParserException; 43 import org.xmlpull.v1.XmlSerializer; 44 45 import java.io.File; 46 import java.io.IOException; 47 import java.io.PrintWriter; 48 import java.util.ArrayList; 49 import java.util.Collections; 50 import java.util.Comparator; 51 import java.util.List; 52 import java.util.Set; 53 import java.util.function.Predicate; 54 55 /** 56 * Package information used by {@link ShortcutService}. 57 * User information used by {@link ShortcutService}. 58 * 59 * All methods should be guarded by {@code #mShortcutUser.mService.mLock}. 60 */ 61 class ShortcutPackage extends ShortcutPackageItem { 62 private static final String TAG = ShortcutService.TAG; 63 private static final String TAG_VERIFY = ShortcutService.TAG + ".verify"; 64 65 static final String TAG_ROOT = "package"; 66 private static final String TAG_INTENT_EXTRAS_LEGACY = "intent-extras"; 67 private static final String TAG_INTENT = "intent"; 68 private static final String TAG_EXTRAS = "extras"; 69 private static final String TAG_SHORTCUT = "shortcut"; 70 private static final String TAG_CATEGORIES = "categories"; 71 72 private static final String ATTR_NAME = "name"; 73 private static final String ATTR_CALL_COUNT = "call-count"; 74 private static final String ATTR_LAST_RESET = "last-reset"; 75 private static final String ATTR_ID = "id"; 76 private static final String ATTR_ACTIVITY = "activity"; 77 private static final String ATTR_TITLE = "title"; 78 private static final String ATTR_TITLE_RES_ID = "titleid"; 79 private static final String ATTR_TITLE_RES_NAME = "titlename"; 80 private static final String ATTR_TEXT = "text"; 81 private static final String ATTR_TEXT_RES_ID = "textid"; 82 private static final String ATTR_TEXT_RES_NAME = "textname"; 83 private static final String ATTR_DISABLED_MESSAGE = "dmessage"; 84 private static final String ATTR_DISABLED_MESSAGE_RES_ID = "dmessageid"; 85 private static final String ATTR_DISABLED_MESSAGE_RES_NAME = "dmessagename"; 86 private static final String ATTR_INTENT_LEGACY = "intent"; 87 private static final String ATTR_INTENT_NO_EXTRA = "intent-base"; 88 private static final String ATTR_RANK = "rank"; 89 private static final String ATTR_TIMESTAMP = "timestamp"; 90 private static final String ATTR_FLAGS = "flags"; 91 private static final String ATTR_ICON_RES_ID = "icon-res"; 92 private static final String ATTR_ICON_RES_NAME = "icon-resname"; 93 private static final String ATTR_BITMAP_PATH = "bitmap-path"; 94 95 private static final String NAME_CATEGORIES = "categories"; 96 97 private static final String TAG_STRING_ARRAY_XMLUTILS = "string-array"; 98 private static final String ATTR_NAME_XMLUTILS = "name"; 99 100 private static final String KEY_DYNAMIC = "dynamic"; 101 private static final String KEY_MANIFEST = "manifest"; 102 private static final String KEY_PINNED = "pinned"; 103 private static final String KEY_BITMAPS = "bitmaps"; 104 private static final String KEY_BITMAP_BYTES = "bitmapBytes"; 105 106 /** 107 * All the shortcuts from the package, keyed on IDs. 108 */ 109 final private ArrayMap<String, ShortcutInfo> mShortcuts = new ArrayMap<>(); 110 111 /** 112 * # of times the package has called rate-limited APIs. 113 */ 114 private int mApiCallCount; 115 116 /** 117 * When {@link #mApiCallCount} was reset last time. 118 */ 119 private long mLastResetTime; 120 121 private final int mPackageUid; 122 123 private long mLastKnownForegroundElapsedTime; 124 125 private ShortcutPackage(ShortcutUser shortcutUser, 126 int packageUserId, String packageName, ShortcutPackageInfo spi) { 127 super(shortcutUser, packageUserId, packageName, 128 spi != null ? spi : ShortcutPackageInfo.newEmpty()); 129 130 mPackageUid = shortcutUser.mService.injectGetPackageUid(packageName, packageUserId); 131 } 132 133 public ShortcutPackage(ShortcutUser shortcutUser, int packageUserId, String packageName) { 134 this(shortcutUser, packageUserId, packageName, null); 135 } 136 137 @Override 138 public int getOwnerUserId() { 139 // For packages, always owner user == package user. 140 return getPackageUserId(); 141 } 142 143 public int getPackageUid() { 144 return mPackageUid; 145 } 146 147 @Nullable 148 public Resources getPackageResources() { 149 return mShortcutUser.mService.injectGetResourcesForApplicationAsUser( 150 getPackageName(), getPackageUserId()); 151 } 152 153 public int getShortcutCount() { 154 return mShortcuts.size(); 155 } 156 157 @Override 158 protected void onRestoreBlocked() { 159 // Can't restore due to version/signature mismatch. Remove all shortcuts. 160 mShortcuts.clear(); 161 } 162 163 @Override 164 protected void onRestored() { 165 // Because some launchers may not have been restored (e.g. allowBackup=false), 166 // we need to re-calculate the pinned shortcuts. 167 refreshPinnedFlags(); 168 } 169 170 /** 171 * Note this does *not* provide a correct view to the calling launcher. 172 */ 173 @Nullable 174 public ShortcutInfo findShortcutById(String id) { 175 return mShortcuts.get(id); 176 } 177 178 private void ensureNotImmutable(@Nullable ShortcutInfo shortcut) { 179 if (shortcut != null && shortcut.isImmutable()) { 180 throw new IllegalArgumentException( 181 "Manifest shortcut ID=" + shortcut.getId() 182 + " may not be manipulated via APIs"); 183 } 184 } 185 186 public void ensureNotImmutable(@NonNull String id) { 187 ensureNotImmutable(mShortcuts.get(id)); 188 } 189 190 public void ensureImmutableShortcutsNotIncludedWithIds(@NonNull List<String> shortcutIds) { 191 for (int i = shortcutIds.size() - 1; i >= 0; i--) { 192 ensureNotImmutable(shortcutIds.get(i)); 193 } 194 } 195 196 public void ensureImmutableShortcutsNotIncluded(@NonNull List<ShortcutInfo> shortcuts) { 197 for (int i = shortcuts.size() - 1; i >= 0; i--) { 198 ensureNotImmutable(shortcuts.get(i).getId()); 199 } 200 } 201 202 private ShortcutInfo deleteShortcutInner(@NonNull String id) { 203 final ShortcutInfo shortcut = mShortcuts.remove(id); 204 if (shortcut != null) { 205 mShortcutUser.mService.removeIconLocked(shortcut); 206 shortcut.clearFlags(ShortcutInfo.FLAG_DYNAMIC | ShortcutInfo.FLAG_PINNED 207 | ShortcutInfo.FLAG_MANIFEST); 208 } 209 return shortcut; 210 } 211 212 private void addShortcutInner(@NonNull ShortcutInfo newShortcut) { 213 final ShortcutService s = mShortcutUser.mService; 214 215 deleteShortcutInner(newShortcut.getId()); 216 217 // Extract Icon and update the icon res ID and the bitmap path. 218 s.saveIconAndFixUpShortcutLocked(newShortcut); 219 s.fixUpShortcutResourceNamesAndValues(newShortcut); 220 mShortcuts.put(newShortcut.getId(), newShortcut); 221 } 222 223 /** 224 * Add a shortcut, or update one with the same ID, with taking over existing flags. 225 * 226 * It checks the max number of dynamic shortcuts. 227 */ 228 public void addOrUpdateDynamicShortcut(@NonNull ShortcutInfo newShortcut) { 229 230 Preconditions.checkArgument(newShortcut.isEnabled(), 231 "add/setDynamicShortcuts() cannot publish disabled shortcuts"); 232 233 newShortcut.addFlags(ShortcutInfo.FLAG_DYNAMIC); 234 235 final ShortcutInfo oldShortcut = mShortcuts.get(newShortcut.getId()); 236 237 final boolean wasPinned; 238 239 if (oldShortcut == null) { 240 wasPinned = false; 241 } else { 242 // It's an update case. 243 // Make sure the target is updatable. (i.e. should be mutable.) 244 oldShortcut.ensureUpdatableWith(newShortcut); 245 246 wasPinned = oldShortcut.isPinned(); 247 } 248 249 // If it was originally pinned, the new one should be pinned too. 250 if (wasPinned) { 251 newShortcut.addFlags(ShortcutInfo.FLAG_PINNED); 252 } 253 254 addShortcutInner(newShortcut); 255 } 256 257 /** 258 * Remove all shortcuts that aren't pinned nor dynamic. 259 */ 260 private void removeOrphans() { 261 ArrayList<String> removeList = null; // Lazily initialize. 262 263 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 264 final ShortcutInfo si = mShortcuts.valueAt(i); 265 266 if (si.isAlive()) continue; 267 268 if (removeList == null) { 269 removeList = new ArrayList<>(); 270 } 271 removeList.add(si.getId()); 272 } 273 if (removeList != null) { 274 for (int i = removeList.size() - 1; i >= 0; i--) { 275 deleteShortcutInner(removeList.get(i)); 276 } 277 } 278 } 279 280 /** 281 * Remove all dynamic shortcuts. 282 */ 283 public void deleteAllDynamicShortcuts() { 284 final long now = mShortcutUser.mService.injectCurrentTimeMillis(); 285 286 boolean changed = false; 287 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 288 final ShortcutInfo si = mShortcuts.valueAt(i); 289 if (si.isDynamic()) { 290 changed = true; 291 292 si.setTimestamp(now); 293 si.clearFlags(ShortcutInfo.FLAG_DYNAMIC); 294 si.setRank(0); // It may still be pinned, so clear the rank. 295 } 296 } 297 if (changed) { 298 removeOrphans(); 299 } 300 } 301 302 /** 303 * Remove a dynamic shortcut by ID. It'll be removed from the dynamic set, but if the shortcut 304 * is pinned, it'll remain as a pinned shortcut, and is still enabled. 305 * 306 * @return true if it's actually removed because it wasn't pinned, or false if it's still 307 * pinned. 308 */ 309 public boolean deleteDynamicWithId(@NonNull String shortcutId) { 310 final ShortcutInfo removed = deleteOrDisableWithId( 311 shortcutId, /* disable =*/ false, /* overrideImmutable=*/ false); 312 return removed == null; 313 } 314 315 /** 316 * Disable a dynamic shortcut by ID. It'll be removed from the dynamic set, but if the shortcut 317 * is pinned, it'll remain as a pinned shortcut, but will be disabled. 318 * 319 * @return true if it's actually removed because it wasn't pinned, or false if it's still 320 * pinned. 321 */ 322 private boolean disableDynamicWithId(@NonNull String shortcutId) { 323 final ShortcutInfo disabled = deleteOrDisableWithId( 324 shortcutId, /* disable =*/ true, /* overrideImmutable=*/ false); 325 return disabled == null; 326 } 327 328 /** 329 * Disable a dynamic shortcut by ID. It'll be removed from the dynamic set, but if the shortcut 330 * is pinned, it'll remain as a pinned shortcut but will be disabled. 331 */ 332 public void disableWithId(@NonNull String shortcutId, String disabledMessage, 333 int disabledMessageResId, boolean overrideImmutable) { 334 final ShortcutInfo disabled = deleteOrDisableWithId(shortcutId, /* disable =*/ true, 335 overrideImmutable); 336 337 if (disabled != null) { 338 if (disabledMessage != null) { 339 disabled.setDisabledMessage(disabledMessage); 340 } else if (disabledMessageResId != 0) { 341 disabled.setDisabledMessageResId(disabledMessageResId); 342 343 mShortcutUser.mService.fixUpShortcutResourceNamesAndValues(disabled); 344 } 345 } 346 } 347 348 @Nullable 349 private ShortcutInfo deleteOrDisableWithId(@NonNull String shortcutId, boolean disable, 350 boolean overrideImmutable) { 351 final ShortcutInfo oldShortcut = mShortcuts.get(shortcutId); 352 353 if (oldShortcut == null || !oldShortcut.isEnabled()) { 354 return null; // Doesn't exist or already disabled. 355 } 356 if (!overrideImmutable) { 357 ensureNotImmutable(oldShortcut); 358 } 359 if (oldShortcut.isPinned()) { 360 361 oldShortcut.setRank(0); 362 oldShortcut.clearFlags(ShortcutInfo.FLAG_DYNAMIC | ShortcutInfo.FLAG_MANIFEST); 363 if (disable) { 364 oldShortcut.addFlags(ShortcutInfo.FLAG_DISABLED); 365 } 366 oldShortcut.setTimestamp(mShortcutUser.mService.injectCurrentTimeMillis()); 367 368 // See ShortcutRequestPinProcessor.directPinShortcut(). 369 if (mShortcutUser.mService.isDummyMainActivity(oldShortcut.getActivity())) { 370 oldShortcut.setActivity(null); 371 } 372 373 return oldShortcut; 374 } else { 375 deleteShortcutInner(shortcutId); 376 return null; 377 } 378 } 379 380 public void enableWithId(@NonNull String shortcutId) { 381 final ShortcutInfo shortcut = mShortcuts.get(shortcutId); 382 if (shortcut != null) { 383 ensureNotImmutable(shortcut); 384 shortcut.clearFlags(ShortcutInfo.FLAG_DISABLED); 385 } 386 } 387 388 /** 389 * Called after a launcher updates the pinned set. For each shortcut in this package, 390 * set FLAG_PINNED if any launcher has pinned it. Otherwise, clear it. 391 * 392 * <p>Then remove all shortcuts that are not dynamic and no longer pinned either. 393 */ 394 public void refreshPinnedFlags() { 395 // First, un-pin all shortcuts 396 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 397 mShortcuts.valueAt(i).clearFlags(ShortcutInfo.FLAG_PINNED); 398 } 399 400 // Then, for the pinned set for each launcher, set the pin flag one by one. 401 mShortcutUser.mService.getUserShortcutsLocked(getPackageUserId()) 402 .forAllLaunchers(launcherShortcuts -> { 403 final ArraySet<String> pinned = launcherShortcuts.getPinnedShortcutIds( 404 getPackageName(), getPackageUserId()); 405 406 if (pinned == null || pinned.size() == 0) { 407 return; 408 } 409 for (int i = pinned.size() - 1; i >= 0; i--) { 410 final String id = pinned.valueAt(i); 411 final ShortcutInfo si = mShortcuts.get(id); 412 if (si == null) { 413 // This happens if a launcher pinned shortcuts from this package, then backup& 414 // restored, but this package doesn't allow backing up. 415 // In that case the launcher ends up having a dangling pinned shortcuts. 416 // That's fine, when the launcher is restored, we'll fix it. 417 continue; 418 } 419 si.addFlags(ShortcutInfo.FLAG_PINNED); 420 } 421 }); 422 423 // Lastly, remove the ones that are no longer pinned nor dynamic. 424 removeOrphans(); 425 } 426 427 /** 428 * Number of calls that the caller has made, since the last reset. 429 * 430 * <p>This takes care of the resetting the counter for foreground apps as well as after 431 * locale changes. 432 */ 433 public int getApiCallCount() { 434 final ShortcutService s = mShortcutUser.mService; 435 436 // Reset the counter if: 437 // - the package is in foreground now. 438 // - the package is *not* in foreground now, but was in foreground at some point 439 // since the previous time it had been. 440 if (s.isUidForegroundLocked(mPackageUid) 441 || mLastKnownForegroundElapsedTime 442 < s.getUidLastForegroundElapsedTimeLocked(mPackageUid)) { 443 mLastKnownForegroundElapsedTime = s.injectElapsedRealtime(); 444 resetRateLimiting(); 445 } 446 447 // Note resetThrottlingIfNeeded() and resetRateLimiting() will set 0 to mApiCallCount, 448 // but we just can't return 0 at this point, because we may have to update 449 // mLastResetTime. 450 451 final long last = s.getLastResetTimeLocked(); 452 453 final long now = s.injectCurrentTimeMillis(); 454 if (ShortcutService.isClockValid(now) && mLastResetTime > now) { 455 Slog.w(TAG, "Clock rewound"); 456 // Clock rewound. 457 mLastResetTime = now; 458 mApiCallCount = 0; 459 return mApiCallCount; 460 } 461 462 // If not reset yet, then reset. 463 if (mLastResetTime < last) { 464 if (ShortcutService.DEBUG) { 465 Slog.d(TAG, String.format("%s: last reset=%d, now=%d, last=%d: resetting", 466 getPackageName(), mLastResetTime, now, last)); 467 } 468 mApiCallCount = 0; 469 mLastResetTime = last; 470 } 471 return mApiCallCount; 472 } 473 474 /** 475 * If the caller app hasn't been throttled yet, increment {@link #mApiCallCount} 476 * and return true. Otherwise just return false. 477 * 478 * <p>This takes care of the resetting the counter for foreground apps as well as after 479 * locale changes, which is done internally by {@link #getApiCallCount}. 480 */ 481 public boolean tryApiCall() { 482 final ShortcutService s = mShortcutUser.mService; 483 484 if (getApiCallCount() >= s.mMaxUpdatesPerInterval) { 485 return false; 486 } 487 mApiCallCount++; 488 s.scheduleSaveUser(getOwnerUserId()); 489 return true; 490 } 491 492 public void resetRateLimiting() { 493 if (ShortcutService.DEBUG) { 494 Slog.d(TAG, "resetRateLimiting: " + getPackageName()); 495 } 496 if (mApiCallCount > 0) { 497 mApiCallCount = 0; 498 mShortcutUser.mService.scheduleSaveUser(getOwnerUserId()); 499 } 500 } 501 502 public void resetRateLimitingForCommandLineNoSaving() { 503 mApiCallCount = 0; 504 mLastResetTime = 0; 505 } 506 507 /** 508 * Find all shortcuts that match {@code query}. 509 */ 510 public void findAll(@NonNull List<ShortcutInfo> result, 511 @Nullable Predicate<ShortcutInfo> query, int cloneFlag) { 512 findAll(result, query, cloneFlag, null, 0); 513 } 514 515 /** 516 * Find all shortcuts that match {@code query}. 517 * 518 * This will also provide a "view" for each launcher -- a non-dynamic shortcut that's not pinned 519 * by the calling launcher will not be included in the result, and also "isPinned" will be 520 * adjusted for the caller too. 521 */ 522 public void findAll(@NonNull List<ShortcutInfo> result, 523 @Nullable Predicate<ShortcutInfo> query, int cloneFlag, 524 @Nullable String callingLauncher, int launcherUserId) { 525 if (getPackageInfo().isShadow()) { 526 // Restored and the app not installed yet, so don't return any. 527 return; 528 } 529 530 final ShortcutService s = mShortcutUser.mService; 531 532 // Set of pinned shortcuts by the calling launcher. 533 final ArraySet<String> pinnedByCallerSet = (callingLauncher == null) ? null 534 : s.getLauncherShortcutsLocked(callingLauncher, getPackageUserId(), launcherUserId) 535 .getPinnedShortcutIds(getPackageName(), getPackageUserId()); 536 537 for (int i = 0; i < mShortcuts.size(); i++) { 538 final ShortcutInfo si = mShortcuts.valueAt(i); 539 540 // Need to adjust PINNED flag depending on the caller. 541 // Basically if the caller is a launcher (callingLauncher != null) and the launcher 542 // isn't pinning it, then we need to clear PINNED for this caller. 543 final boolean isPinnedByCaller = (callingLauncher == null) 544 || ((pinnedByCallerSet != null) && pinnedByCallerSet.contains(si.getId())); 545 546 if (si.isFloating()) { 547 if (!isPinnedByCaller) { 548 continue; 549 } 550 } 551 final ShortcutInfo clone = si.clone(cloneFlag); 552 553 // Fix up isPinned for the caller. Note we need to do it before the "test" callback, 554 // since it may check isPinned. 555 if (!isPinnedByCaller) { 556 clone.clearFlags(ShortcutInfo.FLAG_PINNED); 557 } 558 if (query == null || query.test(clone)) { 559 result.add(clone); 560 } 561 } 562 } 563 564 public void resetThrottling() { 565 mApiCallCount = 0; 566 } 567 568 /** 569 * Return the filenames (excluding path names) of icon bitmap files from this package. 570 */ 571 public ArraySet<String> getUsedBitmapFiles() { 572 final ArraySet<String> usedFiles = new ArraySet<>(mShortcuts.size()); 573 574 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 575 final ShortcutInfo si = mShortcuts.valueAt(i); 576 if (si.getBitmapPath() != null) { 577 usedFiles.add(getFileName(si.getBitmapPath())); 578 } 579 } 580 return usedFiles; 581 } 582 583 private static String getFileName(@NonNull String path) { 584 final int sep = path.lastIndexOf(File.separatorChar); 585 if (sep == -1) { 586 return path; 587 } else { 588 return path.substring(sep + 1); 589 } 590 } 591 592 /** 593 * @return false if any of the target activities are no longer enabled. 594 */ 595 private boolean areAllActivitiesStillEnabled() { 596 if (mShortcuts.size() == 0) { 597 return true; 598 } 599 final ShortcutService s = mShortcutUser.mService; 600 601 // Normally the number of target activities is 1 or so, so no need to use a complex 602 // structure like a set. 603 final ArrayList<ComponentName> checked = new ArrayList<>(4); 604 605 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 606 final ShortcutInfo si = mShortcuts.valueAt(i); 607 final ComponentName activity = si.getActivity(); 608 609 if (checked.contains(activity)) { 610 continue; // Already checked. 611 } 612 checked.add(activity); 613 614 if ((activity != null) 615 && !s.injectIsActivityEnabledAndExported(activity, getOwnerUserId())) { 616 return false; 617 } 618 } 619 return true; 620 } 621 622 /** 623 * Called when the package may be added or updated, or its activities may be disabled, and 624 * if so, rescan the package and do the necessary stuff. 625 * 626 * Add case: 627 * - Publish manifest shortcuts. 628 * 629 * Update case: 630 * - Re-publish manifest shortcuts. 631 * - If there are shortcuts with resources (icons or strings), update their timestamps. 632 * - Disable shortcuts whose target activities are disabled. 633 * 634 * @return TRUE if any shortcuts have been changed. 635 */ 636 public boolean rescanPackageIfNeeded(boolean isNewApp, boolean forceRescan) { 637 final ShortcutService s = mShortcutUser.mService; 638 final long start = s.injectElapsedRealtime(); 639 640 final PackageInfo pi; 641 try { 642 pi = mShortcutUser.mService.getPackageInfo( 643 getPackageName(), getPackageUserId()); 644 if (pi == null) { 645 return false; // Shouldn't happen. 646 } 647 648 if (!isNewApp && !forceRescan) { 649 // Return if the package hasn't changed, ie: 650 // - version code hasn't change 651 // - lastUpdateTime hasn't change 652 // - all target activities are still enabled. 653 654 // Note, system apps timestamps do *not* change after OTAs. (But they do 655 // after an adb sync or a local flash.) 656 // This means if a system app's version code doesn't change on an OTA, 657 // we don't notice it's updated. But that's fine since their version code *should* 658 // really change on OTAs. 659 if ((getPackageInfo().getVersionCode() == pi.versionCode) 660 && (getPackageInfo().getLastUpdateTime() == pi.lastUpdateTime) 661 && areAllActivitiesStillEnabled()) { 662 return false; 663 } 664 } 665 } finally { 666 s.logDurationStat(Stats.PACKAGE_UPDATE_CHECK, start); 667 } 668 669 // Now prepare to publish manifest shortcuts. 670 List<ShortcutInfo> newManifestShortcutList = null; 671 try { 672 newManifestShortcutList = ShortcutParser.parseShortcuts(mShortcutUser.mService, 673 getPackageName(), getPackageUserId()); 674 } catch (IOException|XmlPullParserException e) { 675 Slog.e(TAG, "Failed to load shortcuts from AndroidManifest.xml.", e); 676 } 677 final int manifestShortcutSize = newManifestShortcutList == null ? 0 678 : newManifestShortcutList.size(); 679 if (ShortcutService.DEBUG) { 680 Slog.d(TAG, String.format("Package %s has %d manifest shortcut(s)", 681 getPackageName(), manifestShortcutSize)); 682 } 683 if (isNewApp && (manifestShortcutSize == 0)) { 684 // If it's a new app, and it doesn't have manifest shortcuts, then nothing to do. 685 686 // If it's an update, then it may already have manifest shortcuts, which need to be 687 // disabled. 688 return false; 689 } 690 if (ShortcutService.DEBUG) { 691 Slog.d(TAG, String.format("Package %s %s, version %d -> %d", getPackageName(), 692 (isNewApp ? "added" : "updated"), 693 getPackageInfo().getVersionCode(), pi.versionCode)); 694 } 695 696 getPackageInfo().updateVersionInfo(pi); 697 698 // For existing shortcuts, update timestamps if they have any resources. 699 // Also check if shortcuts' activities are still main activities. Otherwise, disable them. 700 if (!isNewApp) { 701 Resources publisherRes = null; 702 703 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 704 final ShortcutInfo si = mShortcuts.valueAt(i); 705 706 // Disable dynamic shortcuts whose target activity is gone. 707 if (si.isDynamic()) { 708 if (si.getActivity() == null) { 709 // Note if it's dynamic, it must have a target activity, but b/36228253. 710 s.wtf("null activity detected."); 711 // TODO Maybe remove it? 712 } else if (!s.injectIsMainActivity(si.getActivity(), getPackageUserId())) { 713 Slog.w(TAG, String.format( 714 "%s is no longer main activity. Disabling shorcut %s.", 715 getPackageName(), si.getId())); 716 if (disableDynamicWithId(si.getId())) { 717 continue; // Actually removed. 718 } 719 // Still pinned, so fall-through and possibly update the resources. 720 } 721 } 722 723 if (si.hasAnyResources()) { 724 if (!si.isOriginallyFromManifest()) { 725 if (publisherRes == null) { 726 publisherRes = getPackageResources(); 727 if (publisherRes == null) { 728 break; // Resources couldn't be loaded. 729 } 730 } 731 732 // If this shortcut is not from a manifest, then update all resource IDs 733 // from resource names. (We don't allow resource strings for 734 // non-manifest at the moment, but icons can still be resources.) 735 si.lookupAndFillInResourceIds(publisherRes); 736 } 737 si.setTimestamp(s.injectCurrentTimeMillis()); 738 } 739 } 740 } 741 742 // (Re-)publish manifest shortcut. 743 publishManifestShortcuts(newManifestShortcutList); 744 745 if (newManifestShortcutList != null) { 746 pushOutExcessShortcuts(); 747 } 748 749 s.verifyStates(); 750 751 // This will send a notification to the launcher, and also save . 752 s.packageShortcutsChanged(getPackageName(), getPackageUserId()); 753 return true; // true means changed. 754 } 755 756 private boolean publishManifestShortcuts(List<ShortcutInfo> newManifestShortcutList) { 757 if (ShortcutService.DEBUG) { 758 Slog.d(TAG, String.format( 759 "Package %s: publishing manifest shortcuts", getPackageName())); 760 } 761 boolean changed = false; 762 763 // Keep the previous IDs. 764 ArraySet<String> toDisableList = null; 765 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 766 final ShortcutInfo si = mShortcuts.valueAt(i); 767 768 if (si.isManifestShortcut()) { 769 if (toDisableList == null) { 770 toDisableList = new ArraySet<>(); 771 } 772 toDisableList.add(si.getId()); 773 } 774 } 775 776 // Publish new ones. 777 if (newManifestShortcutList != null) { 778 final int newListSize = newManifestShortcutList.size(); 779 780 for (int i = 0; i < newListSize; i++) { 781 changed = true; 782 783 final ShortcutInfo newShortcut = newManifestShortcutList.get(i); 784 final boolean newDisabled = !newShortcut.isEnabled(); 785 786 final String id = newShortcut.getId(); 787 final ShortcutInfo oldShortcut = mShortcuts.get(id); 788 789 boolean wasPinned = false; 790 791 if (oldShortcut != null) { 792 if (!oldShortcut.isOriginallyFromManifest()) { 793 Slog.e(TAG, "Shortcut with ID=" + newShortcut.getId() 794 + " exists but is not from AndroidManifest.xml, not updating."); 795 continue; 796 } 797 // Take over the pinned flag. 798 if (oldShortcut.isPinned()) { 799 wasPinned = true; 800 newShortcut.addFlags(ShortcutInfo.FLAG_PINNED); 801 } 802 } 803 if (newDisabled && !wasPinned) { 804 // If the shortcut is disabled, and it was *not* pinned, then this 805 // just doesn't have to be published. 806 // Just keep it in toDisableList, so the previous one would be removed. 807 continue; 808 } 809 810 // Note even if enabled=false, we still need to update all fields, so do it 811 // regardless. 812 addShortcutInner(newShortcut); // This will clean up the old one too. 813 814 if (!newDisabled && toDisableList != null) { 815 // Still alive, don't remove. 816 toDisableList.remove(id); 817 } 818 } 819 } 820 821 // Disable the previous manifest shortcuts that are no longer in the manifest. 822 if (toDisableList != null) { 823 if (ShortcutService.DEBUG) { 824 Slog.d(TAG, String.format( 825 "Package %s: disabling %d stale shortcuts", getPackageName(), 826 toDisableList.size())); 827 } 828 for (int i = toDisableList.size() - 1; i >= 0; i--) { 829 changed = true; 830 831 final String id = toDisableList.valueAt(i); 832 833 disableWithId(id, /* disable message =*/ null, /* disable message resid */ 0, 834 /* overrideImmutable=*/ true); 835 } 836 removeOrphans(); 837 } 838 adjustRanks(); 839 return changed; 840 } 841 842 /** 843 * For each target activity, make sure # of dynamic + manifest shortcuts <= max. 844 * If too many, we'll remove the dynamic with the lowest ranks. 845 */ 846 private boolean pushOutExcessShortcuts() { 847 final ShortcutService service = mShortcutUser.mService; 848 final int maxShortcuts = service.getMaxActivityShortcuts(); 849 850 boolean changed = false; 851 852 final ArrayMap<ComponentName, ArrayList<ShortcutInfo>> all = 853 sortShortcutsToActivities(); 854 for (int outer = all.size() - 1; outer >= 0; outer--) { 855 final ArrayList<ShortcutInfo> list = all.valueAt(outer); 856 if (list.size() <= maxShortcuts) { 857 continue; 858 } 859 // Sort by isManifestShortcut() and getRank(). 860 Collections.sort(list, mShortcutTypeAndRankComparator); 861 862 // Keep [0 .. max), and remove (as dynamic) [max .. size) 863 for (int inner = list.size() - 1; inner >= maxShortcuts; inner--) { 864 final ShortcutInfo shortcut = list.get(inner); 865 866 if (shortcut.isManifestShortcut()) { 867 // This shouldn't happen -- excess shortcuts should all be non-manifest. 868 // But just in case. 869 service.wtf("Found manifest shortcuts in excess list."); 870 continue; 871 } 872 deleteDynamicWithId(shortcut.getId()); 873 } 874 } 875 876 return changed; 877 } 878 879 /** 880 * To sort by isManifestShortcut() and getRank(). i.e. manifest shortcuts come before 881 * non-manifest shortcuts, then sort by rank. 882 * 883 * This is used to decide which dynamic shortcuts to remove when an upgraded version has more 884 * manifest shortcuts than before and as a result we need to remove some of the dynamic 885 * shortcuts. We sort manifest + dynamic shortcuts by this order, and remove the ones with 886 * the last ones. 887 * 888 * (Note the number of manifest shortcuts is always <= the max number, because if there are 889 * more, ShortcutParser would ignore the rest.) 890 */ 891 final Comparator<ShortcutInfo> mShortcutTypeAndRankComparator = (ShortcutInfo a, 892 ShortcutInfo b) -> { 893 if (a.isManifestShortcut() && !b.isManifestShortcut()) { 894 return -1; 895 } 896 if (!a.isManifestShortcut() && b.isManifestShortcut()) { 897 return 1; 898 } 899 return Integer.compare(a.getRank(), b.getRank()); 900 }; 901 902 /** 903 * Build a list of shortcuts for each target activity and return as a map. The result won't 904 * contain "floating" shortcuts because they don't belong on any activities. 905 */ 906 private ArrayMap<ComponentName, ArrayList<ShortcutInfo>> sortShortcutsToActivities() { 907 final ArrayMap<ComponentName, ArrayList<ShortcutInfo>> activitiesToShortcuts 908 = new ArrayMap<>(); 909 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 910 final ShortcutInfo si = mShortcuts.valueAt(i); 911 if (si.isFloating()) { 912 continue; // Ignore floating shortcuts, which are not tied to any activities. 913 } 914 915 final ComponentName activity = si.getActivity(); 916 if (activity == null) { 917 mShortcutUser.mService.wtf("null activity detected."); 918 continue; 919 } 920 921 ArrayList<ShortcutInfo> list = activitiesToShortcuts.get(activity); 922 if (list == null) { 923 list = new ArrayList<>(); 924 activitiesToShortcuts.put(activity, list); 925 } 926 list.add(si); 927 } 928 return activitiesToShortcuts; 929 } 930 931 /** Used by {@link #enforceShortcutCountsBeforeOperation} */ 932 private void incrementCountForActivity(ArrayMap<ComponentName, Integer> counts, 933 ComponentName cn, int increment) { 934 Integer oldValue = counts.get(cn); 935 if (oldValue == null) { 936 oldValue = 0; 937 } 938 939 counts.put(cn, oldValue + increment); 940 } 941 942 /** 943 * Called by 944 * {@link android.content.pm.ShortcutManager#setDynamicShortcuts}, 945 * {@link android.content.pm.ShortcutManager#addDynamicShortcuts}, and 946 * {@link android.content.pm.ShortcutManager#updateShortcuts} before actually performing 947 * the operation to make sure the operation wouldn't result in the target activities having 948 * more than the allowed number of dynamic/manifest shortcuts. 949 * 950 * @param newList shortcut list passed to set, add or updateShortcuts(). 951 * @param operation add, set or update. 952 * @throws IllegalArgumentException if the operation would result in going over the max 953 * shortcut count for any activity. 954 */ 955 public void enforceShortcutCountsBeforeOperation(List<ShortcutInfo> newList, 956 @ShortcutOperation int operation) { 957 final ShortcutService service = mShortcutUser.mService; 958 959 // Current # of dynamic / manifest shortcuts for each activity. 960 // (If it's for update, then don't count dynamic shortcuts, since they'll be replaced 961 // anyway.) 962 final ArrayMap<ComponentName, Integer> counts = new ArrayMap<>(4); 963 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 964 final ShortcutInfo shortcut = mShortcuts.valueAt(i); 965 966 if (shortcut.isManifestShortcut()) { 967 incrementCountForActivity(counts, shortcut.getActivity(), 1); 968 } else if (shortcut.isDynamic() && (operation != ShortcutService.OPERATION_SET)) { 969 incrementCountForActivity(counts, shortcut.getActivity(), 1); 970 } 971 } 972 973 for (int i = newList.size() - 1; i >= 0; i--) { 974 final ShortcutInfo newShortcut = newList.get(i); 975 final ComponentName newActivity = newShortcut.getActivity(); 976 if (newActivity == null) { 977 if (operation != ShortcutService.OPERATION_UPDATE) { 978 service.wtf("Activity must not be null at this point"); 979 continue; // Just ignore this invalid case. 980 } 981 continue; // Activity can be null for update. 982 } 983 984 final ShortcutInfo original = mShortcuts.get(newShortcut.getId()); 985 if (original == null) { 986 if (operation == ShortcutService.OPERATION_UPDATE) { 987 continue; // When updating, ignore if there's no target. 988 } 989 // Add() or set(), and there's no existing shortcut with the same ID. We're 990 // simply publishing (as opposed to updating) this shortcut, so just +1. 991 incrementCountForActivity(counts, newActivity, 1); 992 continue; 993 } 994 if (original.isFloating() && (operation == ShortcutService.OPERATION_UPDATE)) { 995 // Updating floating shortcuts doesn't affect the count, so ignore. 996 continue; 997 } 998 999 // If it's add() or update(), then need to decrement for the previous activity. 1000 // Skip it for set() since it's already been taken care of by not counting the original 1001 // dynamic shortcuts in the first loop. 1002 if (operation != ShortcutService.OPERATION_SET) { 1003 final ComponentName oldActivity = original.getActivity(); 1004 if (!original.isFloating()) { 1005 incrementCountForActivity(counts, oldActivity, -1); 1006 } 1007 } 1008 incrementCountForActivity(counts, newActivity, 1); 1009 } 1010 1011 // Then make sure none of the activities have more than the max number of shortcuts. 1012 for (int i = counts.size() - 1; i >= 0; i--) { 1013 service.enforceMaxActivityShortcuts(counts.valueAt(i)); 1014 } 1015 } 1016 1017 /** 1018 * For all the text fields, refresh the string values if they're from resources. 1019 */ 1020 public void resolveResourceStrings() { 1021 final ShortcutService s = mShortcutUser.mService; 1022 boolean changed = false; 1023 1024 Resources publisherRes = null; 1025 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 1026 final ShortcutInfo si = mShortcuts.valueAt(i); 1027 1028 if (si.hasStringResources()) { 1029 changed = true; 1030 1031 if (publisherRes == null) { 1032 publisherRes = getPackageResources(); 1033 if (publisherRes == null) { 1034 break; // Resources couldn't be loaded. 1035 } 1036 } 1037 1038 si.resolveResourceStrings(publisherRes); 1039 si.setTimestamp(s.injectCurrentTimeMillis()); 1040 } 1041 } 1042 if (changed) { 1043 s.packageShortcutsChanged(getPackageName(), getPackageUserId()); 1044 } 1045 } 1046 1047 /** Clears the implicit ranks for all shortcuts. */ 1048 public void clearAllImplicitRanks() { 1049 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 1050 final ShortcutInfo si = mShortcuts.valueAt(i); 1051 si.clearImplicitRankAndRankChangedFlag(); 1052 } 1053 } 1054 1055 /** 1056 * Used to sort shortcuts for rank auto-adjusting. 1057 */ 1058 final Comparator<ShortcutInfo> mShortcutRankComparator = (ShortcutInfo a, ShortcutInfo b) -> { 1059 // First, sort by rank. 1060 int ret = Integer.compare(a.getRank(), b.getRank()); 1061 if (ret != 0) { 1062 return ret; 1063 } 1064 // When ranks are tie, then prioritize the ones that have just been assigned new ranks. 1065 // e.g. when there are 3 shortcuts, "s1" "s2" and "s3" with rank 0, 1, 2 respectively, 1066 // adding a shortcut "s4" with rank 1 will "insert" it between "s1" and "s2", because 1067 // "s2" and "s4" have the same rank 1 but s4 has isRankChanged() set. 1068 // Similarly, updating s3's rank to 1 will insert it between s1 and s2. 1069 if (a.isRankChanged() != b.isRankChanged()) { 1070 return a.isRankChanged() ? -1 : 1; 1071 } 1072 // If they're still tie, sort by implicit rank -- i.e. preserve the order in which 1073 // they're passed to the API. 1074 ret = Integer.compare(a.getImplicitRank(), b.getImplicitRank()); 1075 if (ret != 0) { 1076 return ret; 1077 } 1078 // If they're stil tie, just sort by their IDs. 1079 // This may happen with updateShortcuts() -- see 1080 // the testUpdateShortcuts_noManifestShortcuts() test. 1081 return a.getId().compareTo(b.getId()); 1082 }; 1083 1084 /** 1085 * Re-calculate the ranks for all shortcuts. 1086 */ 1087 public void adjustRanks() { 1088 final ShortcutService s = mShortcutUser.mService; 1089 final long now = s.injectCurrentTimeMillis(); 1090 1091 // First, clear ranks for floating shortcuts. 1092 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 1093 final ShortcutInfo si = mShortcuts.valueAt(i); 1094 if (si.isFloating()) { 1095 if (si.getRank() != 0) { 1096 si.setTimestamp(now); 1097 si.setRank(0); 1098 } 1099 } 1100 } 1101 1102 // Then adjust ranks. Ranks are unique for each activity, so we first need to sort 1103 // shortcuts to each activity. 1104 // Then sort the shortcuts within each activity with mShortcutRankComparator, and 1105 // assign ranks from 0. 1106 final ArrayMap<ComponentName, ArrayList<ShortcutInfo>> all = 1107 sortShortcutsToActivities(); 1108 for (int outer = all.size() - 1; outer >= 0; outer--) { // For each activity. 1109 final ArrayList<ShortcutInfo> list = all.valueAt(outer); 1110 1111 // Sort by ranks and other signals. 1112 Collections.sort(list, mShortcutRankComparator); 1113 1114 int rank = 0; 1115 1116 final int size = list.size(); 1117 for (int i = 0; i < size; i++) { 1118 final ShortcutInfo si = list.get(i); 1119 if (si.isManifestShortcut()) { 1120 // Don't adjust ranks for manifest shortcuts. 1121 continue; 1122 } 1123 // At this point, it must be dynamic. 1124 if (!si.isDynamic()) { 1125 s.wtf("Non-dynamic shortcut found."); 1126 continue; 1127 } 1128 final int thisRank = rank++; 1129 if (si.getRank() != thisRank) { 1130 si.setTimestamp(now); 1131 si.setRank(thisRank); 1132 } 1133 } 1134 } 1135 } 1136 1137 /** @return true if there's any shortcuts that are not manifest shortcuts. */ 1138 public boolean hasNonManifestShortcuts() { 1139 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 1140 final ShortcutInfo si = mShortcuts.valueAt(i); 1141 if (!si.isDeclaredInManifest()) { 1142 return true; 1143 } 1144 } 1145 return false; 1146 } 1147 1148 public void dump(@NonNull PrintWriter pw, @NonNull String prefix) { 1149 pw.println(); 1150 1151 pw.print(prefix); 1152 pw.print("Package: "); 1153 pw.print(getPackageName()); 1154 pw.print(" UID: "); 1155 pw.print(mPackageUid); 1156 pw.println(); 1157 1158 pw.print(prefix); 1159 pw.print(" "); 1160 pw.print("Calls: "); 1161 pw.print(getApiCallCount()); 1162 pw.println(); 1163 1164 // getApiCallCount() may have updated mLastKnownForegroundElapsedTime. 1165 pw.print(prefix); 1166 pw.print(" "); 1167 pw.print("Last known FG: "); 1168 pw.print(mLastKnownForegroundElapsedTime); 1169 pw.println(); 1170 1171 // This should be after getApiCallCount(), which may update it. 1172 pw.print(prefix); 1173 pw.print(" "); 1174 pw.print("Last reset: ["); 1175 pw.print(mLastResetTime); 1176 pw.print("] "); 1177 pw.print(ShortcutService.formatTime(mLastResetTime)); 1178 pw.println(); 1179 1180 getPackageInfo().dump(pw, prefix + " "); 1181 pw.println(); 1182 1183 pw.print(prefix); 1184 pw.println(" Shortcuts:"); 1185 long totalBitmapSize = 0; 1186 final ArrayMap<String, ShortcutInfo> shortcuts = mShortcuts; 1187 final int size = shortcuts.size(); 1188 for (int i = 0; i < size; i++) { 1189 final ShortcutInfo si = shortcuts.valueAt(i); 1190 pw.print(prefix); 1191 pw.print(" "); 1192 pw.println(si.toInsecureString()); 1193 if (si.getBitmapPath() != null) { 1194 final long len = new File(si.getBitmapPath()).length(); 1195 pw.print(prefix); 1196 pw.print(" "); 1197 pw.print("bitmap size="); 1198 pw.println(len); 1199 1200 totalBitmapSize += len; 1201 } 1202 } 1203 pw.print(prefix); 1204 pw.print(" "); 1205 pw.print("Total bitmap size: "); 1206 pw.print(totalBitmapSize); 1207 pw.print(" ("); 1208 pw.print(Formatter.formatFileSize(mShortcutUser.mService.mContext, totalBitmapSize)); 1209 pw.println(")"); 1210 } 1211 1212 @Override 1213 public JSONObject dumpCheckin(boolean clear) throws JSONException { 1214 final JSONObject result = super.dumpCheckin(clear); 1215 1216 int numDynamic = 0; 1217 int numPinned = 0; 1218 int numManifest = 0; 1219 int numBitmaps = 0; 1220 long totalBitmapSize = 0; 1221 1222 final ArrayMap<String, ShortcutInfo> shortcuts = mShortcuts; 1223 final int size = shortcuts.size(); 1224 for (int i = 0; i < size; i++) { 1225 final ShortcutInfo si = shortcuts.valueAt(i); 1226 1227 if (si.isDynamic()) numDynamic++; 1228 if (si.isDeclaredInManifest()) numManifest++; 1229 if (si.isPinned()) numPinned++; 1230 1231 if (si.getBitmapPath() != null) { 1232 numBitmaps++; 1233 totalBitmapSize += new File(si.getBitmapPath()).length(); 1234 } 1235 } 1236 1237 result.put(KEY_DYNAMIC, numDynamic); 1238 result.put(KEY_MANIFEST, numManifest); 1239 result.put(KEY_PINNED, numPinned); 1240 result.put(KEY_BITMAPS, numBitmaps); 1241 result.put(KEY_BITMAP_BYTES, totalBitmapSize); 1242 1243 // TODO Log update frequency too. 1244 1245 return result; 1246 } 1247 1248 @Override 1249 public void saveToXml(@NonNull XmlSerializer out, boolean forBackup) 1250 throws IOException, XmlPullParserException { 1251 final int size = mShortcuts.size(); 1252 1253 if (size == 0 && mApiCallCount == 0) { 1254 return; // nothing to write. 1255 } 1256 1257 out.startTag(null, TAG_ROOT); 1258 1259 ShortcutService.writeAttr(out, ATTR_NAME, getPackageName()); 1260 ShortcutService.writeAttr(out, ATTR_CALL_COUNT, mApiCallCount); 1261 ShortcutService.writeAttr(out, ATTR_LAST_RESET, mLastResetTime); 1262 getPackageInfo().saveToXml(out); 1263 1264 for (int j = 0; j < size; j++) { 1265 saveShortcut(out, mShortcuts.valueAt(j), forBackup); 1266 } 1267 1268 out.endTag(null, TAG_ROOT); 1269 } 1270 1271 private void saveShortcut(XmlSerializer out, ShortcutInfo si, boolean forBackup) 1272 throws IOException, XmlPullParserException { 1273 1274 final ShortcutService s = mShortcutUser.mService; 1275 1276 if (forBackup) { 1277 if (!(si.isPinned() && si.isEnabled())) { 1278 return; // We only backup pinned shortcuts that are enabled. 1279 } 1280 } 1281 // Note: at this point no shortcuts should have bitmaps pending save, but if they do, 1282 // just remove the bitmap. 1283 if (si.isIconPendingSave()) { 1284 s.removeIconLocked(si); 1285 } 1286 out.startTag(null, TAG_SHORTCUT); 1287 ShortcutService.writeAttr(out, ATTR_ID, si.getId()); 1288 // writeAttr(out, "package", si.getPackageName()); // not needed 1289 ShortcutService.writeAttr(out, ATTR_ACTIVITY, si.getActivity()); 1290 // writeAttr(out, "icon", si.getIcon()); // We don't save it. 1291 ShortcutService.writeAttr(out, ATTR_TITLE, si.getTitle()); 1292 ShortcutService.writeAttr(out, ATTR_TITLE_RES_ID, si.getTitleResId()); 1293 ShortcutService.writeAttr(out, ATTR_TITLE_RES_NAME, si.getTitleResName()); 1294 ShortcutService.writeAttr(out, ATTR_TEXT, si.getText()); 1295 ShortcutService.writeAttr(out, ATTR_TEXT_RES_ID, si.getTextResId()); 1296 ShortcutService.writeAttr(out, ATTR_TEXT_RES_NAME, si.getTextResName()); 1297 ShortcutService.writeAttr(out, ATTR_DISABLED_MESSAGE, si.getDisabledMessage()); 1298 ShortcutService.writeAttr(out, ATTR_DISABLED_MESSAGE_RES_ID, 1299 si.getDisabledMessageResourceId()); 1300 ShortcutService.writeAttr(out, ATTR_DISABLED_MESSAGE_RES_NAME, 1301 si.getDisabledMessageResName()); 1302 ShortcutService.writeAttr(out, ATTR_TIMESTAMP, 1303 si.getLastChangedTimestamp()); 1304 if (forBackup) { 1305 // Don't write icon information. Also drop the dynamic flag. 1306 ShortcutService.writeAttr(out, ATTR_FLAGS, 1307 si.getFlags() & 1308 ~(ShortcutInfo.FLAG_HAS_ICON_FILE | ShortcutInfo.FLAG_HAS_ICON_RES 1309 | ShortcutInfo.FLAG_ICON_FILE_PENDING_SAVE 1310 | ShortcutInfo.FLAG_DYNAMIC)); 1311 } else { 1312 // When writing for backup, ranks shouldn't be saved, since shortcuts won't be restored 1313 // as dynamic. 1314 ShortcutService.writeAttr(out, ATTR_RANK, si.getRank()); 1315 1316 ShortcutService.writeAttr(out, ATTR_FLAGS, si.getFlags()); 1317 ShortcutService.writeAttr(out, ATTR_ICON_RES_ID, si.getIconResourceId()); 1318 ShortcutService.writeAttr(out, ATTR_ICON_RES_NAME, si.getIconResName()); 1319 ShortcutService.writeAttr(out, ATTR_BITMAP_PATH, si.getBitmapPath()); 1320 } 1321 1322 { 1323 final Set<String> cat = si.getCategories(); 1324 if (cat != null && cat.size() > 0) { 1325 out.startTag(null, TAG_CATEGORIES); 1326 XmlUtils.writeStringArrayXml(cat.toArray(new String[cat.size()]), 1327 NAME_CATEGORIES, out); 1328 out.endTag(null, TAG_CATEGORIES); 1329 } 1330 } 1331 final Intent[] intentsNoExtras = si.getIntentsNoExtras(); 1332 final PersistableBundle[] intentsExtras = si.getIntentPersistableExtrases(); 1333 final int numIntents = intentsNoExtras.length; 1334 for (int i = 0; i < numIntents; i++) { 1335 out.startTag(null, TAG_INTENT); 1336 ShortcutService.writeAttr(out, ATTR_INTENT_NO_EXTRA, intentsNoExtras[i]); 1337 ShortcutService.writeTagExtra(out, TAG_EXTRAS, intentsExtras[i]); 1338 out.endTag(null, TAG_INTENT); 1339 } 1340 1341 ShortcutService.writeTagExtra(out, TAG_EXTRAS, si.getExtras()); 1342 1343 out.endTag(null, TAG_SHORTCUT); 1344 } 1345 1346 public static ShortcutPackage loadFromXml(ShortcutService s, ShortcutUser shortcutUser, 1347 XmlPullParser parser, boolean fromBackup) 1348 throws IOException, XmlPullParserException { 1349 1350 final String packageName = ShortcutService.parseStringAttribute(parser, 1351 ATTR_NAME); 1352 1353 final ShortcutPackage ret = new ShortcutPackage(shortcutUser, 1354 shortcutUser.getUserId(), packageName); 1355 1356 ret.mApiCallCount = 1357 ShortcutService.parseIntAttribute(parser, ATTR_CALL_COUNT); 1358 ret.mLastResetTime = 1359 ShortcutService.parseLongAttribute(parser, ATTR_LAST_RESET); 1360 1361 final int outerDepth = parser.getDepth(); 1362 int type; 1363 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1364 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1365 if (type != XmlPullParser.START_TAG) { 1366 continue; 1367 } 1368 final int depth = parser.getDepth(); 1369 final String tag = parser.getName(); 1370 if (depth == outerDepth + 1) { 1371 switch (tag) { 1372 case ShortcutPackageInfo.TAG_ROOT: 1373 ret.getPackageInfo().loadFromXml(parser, fromBackup); 1374 continue; 1375 case TAG_SHORTCUT: 1376 final ShortcutInfo si = parseShortcut(parser, packageName, 1377 shortcutUser.getUserId()); 1378 1379 // Don't use addShortcut(), we don't need to save the icon. 1380 ret.mShortcuts.put(si.getId(), si); 1381 continue; 1382 } 1383 } 1384 ShortcutService.warnForInvalidTag(depth, tag); 1385 } 1386 return ret; 1387 } 1388 1389 private static ShortcutInfo parseShortcut(XmlPullParser parser, String packageName, 1390 @UserIdInt int userId) throws IOException, XmlPullParserException { 1391 String id; 1392 ComponentName activityComponent; 1393 // Icon icon; 1394 String title; 1395 int titleResId; 1396 String titleResName; 1397 String text; 1398 int textResId; 1399 String textResName; 1400 String disabledMessage; 1401 int disabledMessageResId; 1402 String disabledMessageResName; 1403 Intent intentLegacy; 1404 PersistableBundle intentPersistableExtrasLegacy = null; 1405 ArrayList<Intent> intents = new ArrayList<>(); 1406 int rank; 1407 PersistableBundle extras = null; 1408 long lastChangedTimestamp; 1409 int flags; 1410 int iconResId; 1411 String iconResName; 1412 String bitmapPath; 1413 ArraySet<String> categories = null; 1414 1415 id = ShortcutService.parseStringAttribute(parser, ATTR_ID); 1416 activityComponent = ShortcutService.parseComponentNameAttribute(parser, 1417 ATTR_ACTIVITY); 1418 title = ShortcutService.parseStringAttribute(parser, ATTR_TITLE); 1419 titleResId = ShortcutService.parseIntAttribute(parser, ATTR_TITLE_RES_ID); 1420 titleResName = ShortcutService.parseStringAttribute(parser, ATTR_TITLE_RES_NAME); 1421 text = ShortcutService.parseStringAttribute(parser, ATTR_TEXT); 1422 textResId = ShortcutService.parseIntAttribute(parser, ATTR_TEXT_RES_ID); 1423 textResName = ShortcutService.parseStringAttribute(parser, ATTR_TEXT_RES_NAME); 1424 disabledMessage = ShortcutService.parseStringAttribute(parser, ATTR_DISABLED_MESSAGE); 1425 disabledMessageResId = ShortcutService.parseIntAttribute(parser, 1426 ATTR_DISABLED_MESSAGE_RES_ID); 1427 disabledMessageResName = ShortcutService.parseStringAttribute(parser, 1428 ATTR_DISABLED_MESSAGE_RES_NAME); 1429 intentLegacy = ShortcutService.parseIntentAttributeNoDefault(parser, ATTR_INTENT_LEGACY); 1430 rank = (int) ShortcutService.parseLongAttribute(parser, ATTR_RANK); 1431 lastChangedTimestamp = ShortcutService.parseLongAttribute(parser, ATTR_TIMESTAMP); 1432 flags = (int) ShortcutService.parseLongAttribute(parser, ATTR_FLAGS); 1433 iconResId = (int) ShortcutService.parseLongAttribute(parser, ATTR_ICON_RES_ID); 1434 iconResName = ShortcutService.parseStringAttribute(parser, ATTR_ICON_RES_NAME); 1435 bitmapPath = ShortcutService.parseStringAttribute(parser, ATTR_BITMAP_PATH); 1436 1437 final int outerDepth = parser.getDepth(); 1438 int type; 1439 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1440 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1441 if (type != XmlPullParser.START_TAG) { 1442 continue; 1443 } 1444 final int depth = parser.getDepth(); 1445 final String tag = parser.getName(); 1446 if (ShortcutService.DEBUG_LOAD) { 1447 Slog.d(TAG, String.format(" depth=%d type=%d name=%s", 1448 depth, type, tag)); 1449 } 1450 switch (tag) { 1451 case TAG_INTENT_EXTRAS_LEGACY: 1452 intentPersistableExtrasLegacy = PersistableBundle.restoreFromXml(parser); 1453 continue; 1454 case TAG_INTENT: 1455 intents.add(parseIntent(parser)); 1456 continue; 1457 case TAG_EXTRAS: 1458 extras = PersistableBundle.restoreFromXml(parser); 1459 continue; 1460 case TAG_CATEGORIES: 1461 // This just contains string-array. 1462 continue; 1463 case TAG_STRING_ARRAY_XMLUTILS: 1464 if (NAME_CATEGORIES.equals(ShortcutService.parseStringAttribute(parser, 1465 ATTR_NAME_XMLUTILS))) { 1466 final String[] ar = XmlUtils.readThisStringArrayXml( 1467 parser, TAG_STRING_ARRAY_XMLUTILS, null); 1468 categories = new ArraySet<>(ar.length); 1469 for (int i = 0; i < ar.length; i++) { 1470 categories.add(ar[i]); 1471 } 1472 } 1473 continue; 1474 } 1475 throw ShortcutService.throwForInvalidTag(depth, tag); 1476 } 1477 1478 if (intentLegacy != null) { 1479 // For the legacy file format which supported only one intent per shortcut. 1480 ShortcutInfo.setIntentExtras(intentLegacy, intentPersistableExtrasLegacy); 1481 intents.clear(); 1482 intents.add(intentLegacy); 1483 } 1484 1485 return new ShortcutInfo( 1486 userId, id, packageName, activityComponent, /* icon =*/ null, 1487 title, titleResId, titleResName, text, textResId, textResName, 1488 disabledMessage, disabledMessageResId, disabledMessageResName, 1489 categories, 1490 intents.toArray(new Intent[intents.size()]), 1491 rank, extras, lastChangedTimestamp, flags, 1492 iconResId, iconResName, bitmapPath); 1493 } 1494 1495 private static Intent parseIntent(XmlPullParser parser) 1496 throws IOException, XmlPullParserException { 1497 1498 Intent intent = ShortcutService.parseIntentAttribute(parser, 1499 ATTR_INTENT_NO_EXTRA); 1500 1501 final int outerDepth = parser.getDepth(); 1502 int type; 1503 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 1504 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 1505 if (type != XmlPullParser.START_TAG) { 1506 continue; 1507 } 1508 final int depth = parser.getDepth(); 1509 final String tag = parser.getName(); 1510 if (ShortcutService.DEBUG_LOAD) { 1511 Slog.d(TAG, String.format(" depth=%d type=%d name=%s", 1512 depth, type, tag)); 1513 } 1514 switch (tag) { 1515 case TAG_EXTRAS: 1516 ShortcutInfo.setIntentExtras(intent, 1517 PersistableBundle.restoreFromXml(parser)); 1518 continue; 1519 } 1520 throw ShortcutService.throwForInvalidTag(depth, tag); 1521 } 1522 return intent; 1523 } 1524 1525 @VisibleForTesting 1526 List<ShortcutInfo> getAllShortcutsForTest() { 1527 return new ArrayList<>(mShortcuts.values()); 1528 } 1529 1530 @Override 1531 public void verifyStates() { 1532 super.verifyStates(); 1533 1534 boolean failed = false; 1535 1536 final ShortcutService s = mShortcutUser.mService; 1537 1538 final ArrayMap<ComponentName, ArrayList<ShortcutInfo>> all = 1539 sortShortcutsToActivities(); 1540 1541 // Make sure each activity won't have more than max shortcuts. 1542 for (int outer = all.size() - 1; outer >= 0; outer--) { 1543 final ArrayList<ShortcutInfo> list = all.valueAt(outer); 1544 if (list.size() > mShortcutUser.mService.getMaxActivityShortcuts()) { 1545 failed = true; 1546 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": activity " + all.keyAt(outer) 1547 + " has " + all.valueAt(outer).size() + " shortcuts."); 1548 } 1549 1550 // Sort by rank. 1551 Collections.sort(list, (a, b) -> Integer.compare(a.getRank(), b.getRank())); 1552 1553 // Split into two arrays for each kind. 1554 final ArrayList<ShortcutInfo> dynamicList = new ArrayList<>(list); 1555 dynamicList.removeIf((si) -> !si.isDynamic()); 1556 1557 final ArrayList<ShortcutInfo> manifestList = new ArrayList<>(list); 1558 dynamicList.removeIf((si) -> !si.isManifestShortcut()); 1559 1560 verifyRanksSequential(dynamicList); 1561 verifyRanksSequential(manifestList); 1562 } 1563 1564 // Verify each shortcut's status. 1565 for (int i = mShortcuts.size() - 1; i >= 0; i--) { 1566 final ShortcutInfo si = mShortcuts.valueAt(i); 1567 if (!(si.isDeclaredInManifest() || si.isDynamic() || si.isPinned())) { 1568 failed = true; 1569 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1570 + " is not manifest, dynamic or pinned."); 1571 } 1572 if (si.isDeclaredInManifest() && si.isDynamic()) { 1573 failed = true; 1574 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1575 + " is both dynamic and manifest at the same time."); 1576 } 1577 if (si.getActivity() == null && !si.isFloating()) { 1578 failed = true; 1579 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1580 + " has null activity, but not floating."); 1581 } 1582 if ((si.isDynamic() || si.isManifestShortcut()) && !si.isEnabled()) { 1583 failed = true; 1584 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1585 + " is not floating, but is disabled."); 1586 } 1587 if (si.isFloating() && si.getRank() != 0) { 1588 failed = true; 1589 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1590 + " is floating, but has rank=" + si.getRank()); 1591 } 1592 if (si.getIcon() != null) { 1593 failed = true; 1594 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1595 + " still has an icon"); 1596 } 1597 if (si.hasAdaptiveBitmap() && !si.hasIconFile()) { 1598 failed = true; 1599 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1600 + " has adaptive bitmap but was not saved to a file."); 1601 } 1602 if (si.hasIconFile() && si.hasIconResource()) { 1603 failed = true; 1604 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1605 + " has both resource and bitmap icons"); 1606 } 1607 if (s.isDummyMainActivity(si.getActivity())) { 1608 failed = true; 1609 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1610 + " has a dummy target activity"); 1611 } 1612 } 1613 1614 if (failed) { 1615 throw new IllegalStateException("See logcat for errors"); 1616 } 1617 } 1618 1619 private boolean verifyRanksSequential(List<ShortcutInfo> list) { 1620 boolean failed = false; 1621 1622 for (int i = 0; i < list.size(); i++) { 1623 final ShortcutInfo si = list.get(i); 1624 if (si.getRank() != i) { 1625 failed = true; 1626 Log.e(TAG_VERIFY, "Package " + getPackageName() + ": shortcut " + si.getId() 1627 + " rank=" + si.getRank() + " but expected to be "+ i); 1628 } 1629 } 1630 return failed; 1631 } 1632 } 1633