From c8bfa3db37a191c70c1e1c936da79f14fae0fd20 Mon Sep 17 00:00:00 2001
From: Jim Myers <myersjd@umich.edu>
Date: Tue, 26 Nov 2019 16:38:26 -0500
Subject: [PATCH 1/2] allow previews from older public versions

---
 src/main/webapp/file.xhtml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/webapp/file.xhtml b/src/main/webapp/file.xhtml
index d510dadbcac..1ec175fe9ad 100644
--- a/src/main/webapp/file.xhtml
+++ b/src/main/webapp/file.xhtml
@@ -366,7 +366,7 @@
 
 
                             <p:tab id="previewTab" title="#{bundle['file.previewTab.header']}" rendered="#{FilePage.publiclyDownloadable and (FilePage.toolsWithPreviews.size() > 0) and fileDownloadHelper.canDownloadFile(FilePage.fileMetadata)
-                                                            and FilePage.fileMetadata.datasetVersion == FilePage.fileMetadata.datasetVersion.dataset.latestVersion}">
+                                                            and FilePage.fileMetadata.datasetVersion.isPublished()}">
                                 <!-- Add external tools as an inner tab with buttons to full tool-->
                                     <!-- Preview Button Group -->
                                     <div>

From 37906d3800d6876ebd5fea6911c80d1a87bffac1 Mon Sep 17 00:00:00 2001
From: Jim Myers <myersjd@umich.edu>
Date: Mon, 2 Dec 2019 17:39:22 -0500
Subject: [PATCH 2/2] reapply change

---
 src/main/webapp/file.xhtml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/webapp/file.xhtml b/src/main/webapp/file.xhtml
index fc331040fd9..1ec175fe9ad 100644
--- a/src/main/webapp/file.xhtml
+++ b/src/main/webapp/file.xhtml
@@ -366,7 +366,7 @@
 
 
                             <p:tab id="previewTab" title="#{bundle['file.previewTab.header']}" rendered="#{FilePage.publiclyDownloadable and (FilePage.toolsWithPreviews.size() > 0) and fileDownloadHelper.canDownloadFile(FilePage.fileMetadata)
-                                                            and FilePage.fileMetadata.datasetVersion == FilePage.fileMetadata.datasetVersion.dataset.getLatestVersionForCopy()}">
+                                                            and FilePage.fileMetadata.datasetVersion.isPublished()}">
                                 <!-- Add external tools as an inner tab with buttons to full tool-->
                                     <!-- Preview Button Group -->
                                     <div>