Merge "Save calling package when ClipData is set to improve toast attribution." into sc-dev (09826b9f) · Commits · e / os / android_frameworks_base

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

+43 −24

Original line number	Diff line number	Diff line
		@@ -61,7 +61,6 @@ 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;
		@@ -207,7 +206,7 @@ public class ClipboardService extends SystemService {
		new ClipData.Item(contents));
		synchronized(mClipboards) {
		setPrimaryClipInternal(getClipboard(0), clip,
		android.os.Process.SYSTEM_UID);
		android.os.Process.SYSTEM_UID, null);
		}
		}
		});
		@@ -247,6 +246,8 @@ public class ClipboardService extends SystemService {
		ClipData primaryClip;
		/** UID that set {@link #primaryClip}. */
		int primaryClipUid = android.os.Process.NOBODY_UID;
		/** Application label of the app that set {@link #primaryClip}. */
		CharSequence mPrimaryClipAppLabel;

		final HashSet<String> activePermissionOwners
		= new HashSet<String>();
		@@ -365,7 +366,7 @@ public class ClipboardService extends SystemService {
		return;
		}
		checkDataOwnerLocked(clip, intendingUid);
		setPrimaryClipInternal(clip, intendingUid);
		setPrimaryClipInternal(clip, intendingUid, callingPackage);
		}
		}

		@@ -378,7 +379,7 @@ public class ClipboardService extends SystemService {
		intendingUid, intendingUserId)) {
		return;
		}
		setPrimaryClipInternal(null, intendingUid);
		setPrimaryClipInternal(null, intendingUid, callingPackage);
		}
		}

		@@ -509,6 +510,11 @@ public class ClipboardService extends SystemService {
		}

		void setPrimaryClipInternal(@Nullable ClipData clip, int uid) {
		setPrimaryClipInternal(clip, uid, null);
		}

		private void setPrimaryClipInternal(
		@Nullable ClipData clip, int uid, @Nullable String sourcePackage) {
		// Push clipboard to host, if any
		if (mHostClipboardMonitor != null) {
		if (clip == null) {
		@@ -522,9 +528,20 @@ public class ClipboardService extends SystemService {
		}
		}

		// Retrieve the app label of the source of the clip data
		CharSequence sourceAppLabel = null;
		if (clip != null && sourcePackage != null) {
		try {
		sourceAppLabel =
		mPm.getApplicationLabel(mPm.getApplicationInfo(sourcePackage, 0));
		} catch (PackageManager.NameNotFoundException e) {
		// leave label as null
		}
		}

		// Update this user
		final int userId = UserHandle.getUserId(uid);
		setPrimaryClipInternal(getClipboard(userId), clip, uid);
		setPrimaryClipInternal(getClipboard(userId), clip, uid, sourceAppLabel);

		// Update related users
		List<UserInfo> related = getRelatedProfiles(userId);
		@@ -558,7 +575,8 @@ public class ClipboardService extends SystemService {
		final boolean canCopyIntoProfile = !hasRestriction(
		UserManager.DISALLOW_SHARE_INTO_MANAGED_PROFILE, id);
		if (canCopyIntoProfile) {
		setPrimaryClipInternal(getClipboard(id), clip, uid);
		setPrimaryClipInternal(
		getClipboard(id), clip, uid, sourceAppLabel);
		}
		}
		}
		@@ -568,6 +586,11 @@ public class ClipboardService extends SystemService {

		void setPrimaryClipInternal(PerUserClipboard clipboard, @Nullable ClipData clip,
		int uid) {
		setPrimaryClipInternal(clipboard, clip, uid, null);
		}

		private void setPrimaryClipInternal(PerUserClipboard clipboard, @Nullable ClipData clip,
		int uid, @Nullable CharSequence sourceAppLabel) {
		revokeUris(clipboard);
		clipboard.activePermissionOwners.clear();
		if (clip == null && clipboard.primaryClip == null) {
		@@ -576,8 +599,10 @@ public class ClipboardService extends SystemService {
		clipboard.primaryClip = clip;
		if (clip != null) {
		clipboard.primaryClipUid = uid;
		clipboard.mPrimaryClipAppLabel = sourceAppLabel;
		} else {
		clipboard.primaryClipUid = android.os.Process.NOBODY_UID;
		clipboard.mPrimaryClipAppLabel = null;
		}
		if (clip != null) {
		final ClipDescription description = clip.getDescription();
		@@ -861,29 +886,23 @@ public class ClipboardService extends SystemService {
		&& 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();
		CharSequence callingAppLabel = mPm.getApplicationLabel(
		mPm.getApplicationInfo(callingPackage, 0));
		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;
		if (clipboard.mPrimaryClipAppLabel != null) {
		message = callingAppLabel + " pasted from " + clipboard.mPrimaryClipAppLabel;
		} else {
		message = callingLabel + " pasted from clipboard";
		message = callingAppLabel + " 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);
		Binder.withCleanCallingIdentity(() ->
		Toast.makeText(getContext(), UiThread.get().getLooper(), message,
		Toast.LENGTH_SHORT)
		.show());
		} catch (PackageManager.NameNotFoundException e) {
		// do nothing
		}
		}
		}