Disable versions app JS in public mode

Since the version JS code isn't used in public link mode, disable it to
prevent Chrome freezing bugs due to the t() call being synchronous.

Fixes #4545

Backport of 41c6c44221177da4458f982bb13a5c7a6f90ff8e

diff --git a/apps/files_versions/js/versions.js b/apps/files_versions/js/versions.js
index 2a8b491b9b24590e74396e7274867d292358b5b4..c0a2f7df59b73d36a34667ecb8243daaa54eb590 100644 (file)
--- a/apps/files_versions/js/versions.js
+++ b/apps/files_versions/js/versions.js
@@ -1,4 +1,12 @@
 $(document).ready(function(){
+
+       if ($('#isPublic').val()){
+               // no versions actions in public mode
+               // beware of https://github.com/owncloud/core/issues/4545
+               // as enabling this might hang Chrome
+               return;
+       }
+
        if (typeof FileActions !== 'undefined') {
                // Add versions button to 'files/index.php'
                FileActions.register(