Provide copy action only when a text is sent

The copy button will be present to the user only when a text without
images is sent i.e. intent action is ACTION_SEND, EXTRA_STREAM does not
have any URI and EXTRA_TEXT is not null.

Fix: 287061873
Fix: 275382122
Fix: 288425116
Test: manual testing
Test: atest ChooserActionFactoryTest
Change-Id: I26c6eef24e7f909842eb066a73286a7525124d21

1 files changed, 38 insertions, 37 deletions

diff --git a/java/src/com/android/intentresolver/ChooserActionFactory.java b/java/src/com/android/intentresolver/ChooserActionFactory.java
index 6ec62753..2308dda5 100644
--- a/java/src/com/android/intentresolver/ChooserActionFactory.java
+++ b/java/src/com/android/intentresolver/ChooserActionFactory.java
@@ -84,6 +84,8 @@ public final class ChooserActionFactory implements ChooserContentPreviewUi.Actio
     private static final String IMAGE_EDITOR_SHARED_ELEMENT = "screenshot_preview_image";
 
     private final Context mContext;
+
+    @Nullable
     private final Runnable mCopyButtonRunnable;
     private final Runnable mEditButtonRunnable;
     private final ImmutableList<ChooserAction> mCustomActions;
@@ -140,7 +142,7 @@ public final class ChooserActionFactory implements ChooserContentPreviewUi.Actio
     @VisibleForTesting
     ChooserActionFactory(
             Context context,
-            Runnable copyButtonRunnable,
+            @Nullable Runnable copyButtonRunnable,
             Runnable editButtonRunnable,
             List<ChooserAction> customActions,
             @Nullable ChooserAction modifyShareAction,
@@ -219,49 +221,24 @@ public final class ChooserActionFactory implements ChooserContentPreviewUi.Actio
         return mExcludeSharedTextAction;
     }
 
+    @Nullable
     private static Runnable makeCopyButtonRunnable(
             Context context,
             Intent targetIntent,
             String referrerPackageName,
             Consumer<Integer> finishCallback,
             ChooserActivityLogger logger) {
+        final ClipData clipData;
+        try {
+            clipData = extractTextToCopy(targetIntent);
+        } catch (Throwable t) {
+            Log.e(TAG, "Failed to extract data to copy", t);
+            return  null;
+        }
+        if (clipData == null) {
+            return null;
+        }
         return () -> {
-            if (targetIntent == null) {
-                finishCallback.accept(null);
-                return;
-            }
-
-            final String action = targetIntent.getAction();
-
-            ClipData clipData = null;
-            if (Intent.ACTION_SEND.equals(action)) {
-                String extraText = targetIntent.getStringExtra(Intent.EXTRA_TEXT);
-                Uri extraStream = targetIntent.getParcelableExtra(Intent.EXTRA_STREAM);
-
-                if (extraText != null) {
-                    clipData = ClipData.newPlainText(null, extraText);
-                } else if (extraStream != null) {
-                    clipData = ClipData.newUri(context.getContentResolver(), null, extraStream);
-                } else {
-                    Log.w(TAG, "No data available to copy to clipboard");
-                    return;
-                }
-            } else if (Intent.ACTION_SEND_MULTIPLE.equals(action)) {
-                final ArrayList<Uri> streams = targetIntent.getParcelableArrayListExtra(
-                        Intent.EXTRA_STREAM);
-                clipData = ClipData.newUri(context.getContentResolver(), null, streams.get(0));
-                for (int i = 1; i < streams.size(); i++) {
-                    clipData.addItem(
-                            context.getContentResolver(),
-                            new ClipData.Item(streams.get(i)));
-                }
-            } else {
-                // expected to only be visible with ACTION_SEND or ACTION_SEND_MULTIPLE
-                // so warn about unexpected action
-                Log.w(TAG, "Action (" + action + ") not supported for copying to clipboard");
-                return;
-            }
-
             ClipboardManager clipboardManager = (ClipboardManager) context.getSystemService(
                     Context.CLIPBOARD_SERVICE);
             clipboardManager.setPrimaryClipAsPackage(clipData, referrerPackageName);
@@ -271,6 +248,30 @@ public final class ChooserActionFactory implements ChooserContentPreviewUi.Actio
         };
     }
 
+    @Nullable
+    private static ClipData extractTextToCopy(Intent targetIntent) {
+        if (targetIntent == null) {
+            return null;
+        }
+
+        final String action = targetIntent.getAction();
+
+        ClipData clipData = null;
+        if (Intent.ACTION_SEND.equals(action)) {
+            String extraText = targetIntent.getStringExtra(Intent.EXTRA_TEXT);
+
+            if (extraText != null) {
+                clipData = ClipData.newPlainText(null, extraText);
+            } else {
+                Log.w(TAG, "No data available to copy to clipboard");
+            }
+        } else {
+            // expected to only be visible with ACTION_SEND (when a text is shared)
+            Log.d(TAG, "Action (" + action + ") not supported for copying to clipboard");
+        }
+        return clipData;
+    }
+
     private static TargetInfo getEditSharingTarget(
             Context context,
             Intent originalIntent,