Merge "Adding experimental toast for clipboard access." (e2a428c5) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/clipboard/ClipboardService.java

+66 −1

Original line number	Diff line number	Diff line
		@@ -57,10 +57,12 @@ import android.text.TextUtils;
		import android.util.Slog;
		import android.util.SparseArray;
		import android.view.autofill.AutofillManagerInternal;
		import android.widget.Toast;

		import com.android.server.LocalServices;
		import com.android.server.SystemService;
		import com.android.server.SystemService.TargetUser;
		import com.android.server.UiThread;
		import com.android.server.contentcapture.ContentCaptureManagerInternal;
		import com.android.server.uri.UriGrantsManagerInternal;
		import com.android.server.wm.WindowManagerInternal;
		@@ -391,7 +393,9 @@ public class ClipboardService extends SystemService {
		return null;
		}
		addActiveOwnerLocked(intendingUid, pkg);
		return getClipboard(intendingUserId).primaryClip;
		PerUserClipboard clipboard = getClipboard(intendingUserId);
		maybeNotify(pkg, intendingUid, intendingUserId, clipboard);
		return clipboard.primaryClip;
		}
		}

		@@ -821,4 +825,65 @@ public class ClipboardService extends SystemService {

		return appOpsResult == AppOpsManager.MODE_ALLOWED;
		}

		/**
		* Potentially notifies the user (via a toast) about an app accessing the clipboard.
		* TODO(b/167676460): STOPSHIP as we don't want this code as-is to launch. Just an experiment.
		*/
		private void maybeNotify(String callingPackage, int uid, @UserIdInt int userId,
		PerUserClipboard clipboard) {
		if (clipboard.primaryClip == null) {
		return;
		}
		if (Settings.Global.getInt(getContext().getContentResolver(),
		"clipboard_access_toast_enabled", 0) == 0) {
		return;
		}
		// Don't notify if the app accessing the clipboard is the same as the current owner.
		if (UserHandle.isSameApp(uid, clipboard.primaryClipUid)) {
		return;
		}
		// Exclude some special cases. It's a bit wasteful to check these again here, but for now
		// beneficial to have all the logic contained in this single (probably temporary) method.
		String defaultIme = Settings.Secure.getStringForUser(getContext().getContentResolver(),
		Settings.Secure.DEFAULT_INPUT_METHOD, userId);
		if (!TextUtils.isEmpty(defaultIme)) {
		final String imePkg = ComponentName.unflattenFromString(defaultIme).getPackageName();
		if (imePkg.equals(callingPackage)) {
		return;
		}
		}
		if (mContentCaptureInternal != null
		&& mContentCaptureInternal.isContentCaptureServiceForUser(uid, userId)) {
		return;
		}
		if (mAutofillInternal != null
		&& mAutofillInternal.isAugmentedAutofillServiceForUser(uid, userId)) {
		return;
		}
		// Load the labels for the calling app and the app that set the clipboard content.
		final long ident = Binder.clearCallingIdentity();
		try {
		final IPackageManager pm = AppGlobals.getPackageManager();
		String message;
		final CharSequence callingLabel = mPm.getApplicationLabel(
		pm.getApplicationInfo(callingPackage, 0, userId));
		final String[] packagesForUid = pm.getPackagesForUid(clipboard.primaryClipUid);
		if (packagesForUid != null && packagesForUid.length > 0) {
		final CharSequence clipLabel = mPm.getApplicationLabel(
		pm.getApplicationInfo(packagesForUid[0], 0,
		UserHandle.getUserId(clipboard.primaryClipUid)));
		message = callingLabel + " pasted from " + clipLabel;
		} else {
		message = callingLabel + " pasted from clipboard";
		}
		Slog.i(TAG, message);
		Toast.makeText(getContext(), UiThread.get().getLooper(), message, Toast.LENGTH_SHORT)
		.show();
		} catch (RemoteException e) {
		/* ignore */
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		}
		}