From 13bcdc909569d4056ffd64e50e708d6e64edba61 Mon Sep 17 00:00:00 2001
From: Julien Rebetez <julien@fhtagn.net>
Date: Tue, 20 Oct 2015 17:05:44 +0200
Subject: [PATCH] Keep the attachments even if the cell type changes

---
 notebook/static/notebook/js/notebook.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/notebook/static/notebook/js/notebook.js b/notebook/static/notebook/js/notebook.js
index 3ba7b70ce..a37e83e11 100644
--- a/notebook/static/notebook/js/notebook.js
+++ b/notebook/static/notebook/js/notebook.js
@@ -1298,6 +1298,9 @@ define(function (require) {
                 }
                 //metadata
                 target_cell.metadata = source_cell.metadata;
+                // attachments (we transfer them so they aren't lost if the
+                // cell is turned back into markdown)
+                target_cell.attachments = source_cell.attachments;
 
                 target_cell.set_text(text);
                 // make this value the starting point, so that we can only undo
@@ -1346,6 +1349,8 @@ define(function (require) {
                 }
                 // metadata
                 target_cell.metadata = source_cell.metadata;
+                target_cell.attachments = source_cell.attachments;
+
                 // We must show the editor before setting its contents
                 target_cell.unrender();
                 target_cell.set_text(text);
@@ -1398,6 +1403,10 @@ define(function (require) {
                 }
                 //metadata
                 target_cell.metadata = source_cell.metadata;
+                // attachments (we transfer them so they aren't lost if the
+                // cell is turned back into markdown)
+                target_cell.attachments = source_cell.attachments;
+
                 // We must show the editor before setting its contents
                 target_cell.unrender();
                 target_cell.set_text(text);