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Commit 28644395 authored by Mark Renouf's avatar Mark Renouf
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Revert "Prevent sharesheet from previewing unowned URIs [RESTRICT AUTOMERGE]" 

This reverts commit cef32a8b.

Reason for revert: incomplete cherry pick

Bug: 276129326
Bug: 261036568
Change-Id: I493c610e60bb3c60851d09c85340822039723829
parent 8ec061a0

core/java/com/android/internal/app/ChooserActivity.java

+2 −33
Original line number Diff line number Diff line
@@ -21,7 +21,6 @@ import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_CANT 
import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_CANT_SHARE_WITH_PERSONAL;

import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_CANT_SHARE_WITH_WORK;

import static android.app.admin.DevicePolicyResources.Strings.Core.RESOLVER_CROSS_PROFILE_BLOCKED_TITLE;

import static android.content.ContentProvider.getUserIdFromUri;

import static android.stats.devicepolicy.DevicePolicyEnums.RESOLVER_EMPTY_STATE_NO_SHARING_TO_PERSONAL;

import static android.stats.devicepolicy.DevicePolicyEnums.RESOLVER_EMPTY_STATE_NO_SHARING_TO_WORK;
@@ -162,7 +161,6 @@ import java.util.List; 
import java.util.Map;

import java.util.Objects;

import java.util.function.Supplier;

import java.util.stream.Collectors;



/**

 * The Chooser Activity handles intent resolution specifically for sharing intents -
@@ -1426,11 +1424,7 @@ public class ChooserActivity extends ResolverActivity implements 


        String action = targetIntent.getAction();

        if (Intent.ACTION_SEND.equals(action)) {

            Uri uri = targetIntent.getParcelableExtra(Intent.EXTRA_STREAM, android.net.Uri.class);

            if (!validForContentPreview(uri)) {

                contentPreviewLayout.setVisibility(View.GONE);

                return contentPreviewLayout;

            }

            Uri uri = targetIntent.getParcelableExtra(Intent.EXTRA_STREAM);

            imagePreview.findViewById(R.id.content_preview_image_1_large)

                    .setTransitionName(ChooserActivity.FIRST_IMAGE_PREVIEW_TRANSITION_NAME);

            mPreviewCoord.loadUriIntoView(R.id.content_preview_image_1_large, uri, 0);
@@ -1440,7 +1434,7 @@ public class ChooserActivity extends ResolverActivity implements 
            List<Uri> uris = targetIntent.getParcelableArrayListExtra(Intent.EXTRA_STREAM);

            List<Uri> imageUris = new ArrayList<>();

            for (Uri uri : uris) {

                if (validForContentPreview(uri) && isImageType(resolver.getType(uri))) {

                if (isImageType(resolver.getType(uri))) {

                    imageUris.add(uri);

                }

            }
@@ -1550,16 +1544,9 @@ public class ChooserActivity extends ResolverActivity implements 
        String action = targetIntent.getAction();

        if (Intent.ACTION_SEND.equals(action)) {

            Uri uri = targetIntent.getParcelableExtra(Intent.EXTRA_STREAM);

            if (!validForContentPreview(uri)) {

                contentPreviewLayout.setVisibility(View.GONE);

                return contentPreviewLayout;

            }

            loadFileUriIntoView(uri, contentPreviewLayout);

        } else {

            List<Uri> uris = targetIntent.getParcelableArrayListExtra(Intent.EXTRA_STREAM);

            uris = uris.stream()

                    .filter(ChooserActivity::validForContentPreview)

                    .collect(Collectors.toList());

            int uriCount = uris.size();



            if (uriCount == 0) {
@@ -1618,24 +1605,6 @@ public class ChooserActivity extends ResolverActivity implements 
        }

    }



    /**

     * Indicate if the incoming content URI should be allowed.

     *

     * @param uri the uri to test

     * @return true if the URI is allowed for content preview

     */

    private static boolean validForContentPreview(Uri uri) throws SecurityException {

        if (uri == null) {

            return false;

        }

        int userId = getUserIdFromUri(uri, UserHandle.USER_CURRENT);

        if (userId != UserHandle.USER_CURRENT && userId != UserHandle.myUserId()) {

            Log.e(TAG, "dropped invalid content URI belonging to user " + userId);

            return false;

        }

        return true;

    }



    @VisibleForTesting

    protected boolean isImageType(String mimeType) {

        return mimeType != null && mimeType.startsWith("image/");