Bind submit to a form by SN.U.FormXHR() only once.

diff --git a/js/util.js b/js/util.js
index 335ed24bb3697007b9bcb7e7b053c7119a9a3781..5c581afb98becd5dddcf7c74ae72f7806a28d685 100644 (file)
--- a/js/util.js
+++ b/js/util.js
@@ -131,34 +131,37 @@ var SN = { // StatusNet
         },
 
         FormXHR: function(f) {
-            f.bind('submit', function(e) {
-                form_id = $(this)[0].id;
-                $.ajax({
-                    type: 'POST',
-                    dataType: 'xml',
-                    url: $(this)[0].action,
-                    data: $(this).serialize() + '&ajax=1',
-                    beforeSend: function(xhr) {
-                        $('#'+form_id).addClass(SN.C.S.Processing);
-                        $('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
-                        $('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
-                    },
-                    error: function (xhr, textStatus, errorThrown) {
-                        alert(errorThrown || textStatus);
-                    },
-                    success: function(data, textStatus) {
-                        if (typeof($('form', data)[0]) != 'undefined') {
-                            form_new = document._importNode($('form', data)[0], true);
-                            $('#'+form_id).replaceWith(form_new);
-                            $('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
-                        }
-                        else {
-                            $('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
+            if (jQuery.data(f[0], "ElementData") === undefined) {
+                jQuery.data(f[0], "ElementData", {Bind:'submit'});
+                f.bind('submit', function(e) {
+                    form_id = $(this)[0].id;
+                    $.ajax({
+                        type: 'POST',
+                        dataType: 'xml',
+                        url: $(this)[0].action,
+                        data: $(this).serialize() + '&ajax=1',
+                        beforeSend: function(xhr) {
+                            $('#'+form_id).addClass(SN.C.S.Processing);
+                            $('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
+                            $('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
+                        },
+                        error: function (xhr, textStatus, errorThrown) {
+                            alert(errorThrown || textStatus);
+                        },
+                        success: function(data, textStatus) {
+                            if (typeof($('form', data)[0]) != 'undefined') {
+                                form_new = document._importNode($('form', data)[0], true);
+                                $('#'+form_id).replaceWith(form_new);
+                                $('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
+                            }
+                            else {
+                                $('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
+                            }
                         }
-                    }
+                    });
+                    return false;
                 });
-                return false;
-            });
+            }
         },
 
         FormNoticeXHR: function(form) {