Handle data-post with leading ?

This makes it easier to convert existing code.

Issue #13866

Signed-off-by: Michal Čihař <michal@cihar.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/js/ajax.js b/js/ajax.js
index d6eacfc774..0254b0bc16 100644
--- a/js/ajax.js
+++ b/js/ajax.js
@@ -283,9 +283,14 @@ var AJAX = {
 
         var url = isLink ? href : $(this).attr('action');
         var params = 'ajax_request=true&ajax_page_request=true';
+        var dataPost = AJAX.source.attr('data-post');
         if (! isLink) {
             params += '&' + $(this).serialize();
-        } else if (AJAX.source.attr('data-post')) {
+        } else if (dataPost) {
+            // Strip possible leading ?
+            if (dataPost.startsWith('?')) {
+                dataPost = dataPost.substr(1);
+            }
             params += '&' + AJAX.source.attr('data-post');
             isLink = false;
         }