[FIX] survey: submit a survey with empty date

Since rev. odoo/odoo@cd05983 it was not possible to submit a survey if a date field was empty (trying to set `toJSON` on `null`). The datepicker `date` function returns `null` if no date has been selected. opw-1832381
2018-04-04 12:55:55 +02:00
parent b6c962e62a
commit 4fc170e0fe
1 changed files with 5 additions and 3 deletions
@@ -135,9 +135,11 @@ if(!the_form.length) {
            for (var i=0; i < date_fields.length; i++) {
                var el = date_fields[i];
                var moment_date = $(el).data('DateTimePicker').date();
-                moment_date.toJSON = function () {
-                    return this.clone().locale('en').format('YYYY-MM-DD');
-                };
+                if (moment_date) {
+                    moment_date.toJSON = function () {
+                        return this.clone().locale('en').format('YYYY-MM-DD');
+                    };
+                }
                var field_obj = _.findWhere(formData, {'name': el.name});
                field_obj.value = JSON.parse(JSON.stringify(moment_date));
            }