From bf26f0f4982b8e95c43bad5aa39d378a1baf5dc4 Mon Sep 17 00:00:00 2001
From: Christophe Matthieu <chm@odoo.com>
Date: Fri, 19 Feb 2016 13:53:46 +0100
Subject: [PATCH] [IMP] web: add an option to avoid deleting a o2m records

issue opw-668776
---
 addons/web/static/src/js/views/form_relational_widgets.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/addons/web/static/src/js/views/form_relational_widgets.js b/addons/web/static/src/js/views/form_relational_widgets.js
index 3f39b45de78..dddda9f8578 100644
--- a/addons/web/static/src/js/views/form_relational_widgets.js
+++ b/addons/web/static/src/js/views/form_relational_widgets.js
@@ -632,6 +632,7 @@ var AbstractManyField = common.AbstractField.extend({
     get_value: function() {
         var self = this,
             is_one2many = this.field.type === "one2many",
+            not_delete = this.options.not_delete,
             starting_ids = this.starting_ids.slice(),
             replace_with_ids = [],
             add_ids = [],
@@ -663,13 +664,13 @@ var AbstractManyField = common.AbstractField.extend({
                 }
                 return;
             }
-            if (!is_one2many || self.dataset.delete_all) {
+            if (!is_one2many || not_delete || self.dataset.delete_all) {
                 replace_with_ids.push(id);
             } else {
                 command_list.push(COMMANDS.link_to(id));
             }
         });
-        if ((!is_one2many || self.dataset.delete_all) && (replace_with_ids.length || starting_ids.length)) {
+        if ((!is_one2many || not_delete || self.dataset.delete_all) && (replace_with_ids.length || starting_ids.length)) {
             _.each(command_list, function (command) {
                 if (command[0] === COMMANDS.UPDATE) {
                     replace_with_ids.push(command[1]);
@@ -679,7 +680,7 @@ var AbstractManyField = common.AbstractField.extend({
         }
 
         _.each(starting_ids, function(id) {
-            if (is_one2many) {
+            if (is_one2many && !not_delete) {
                 command_list.push(COMMANDS.delete(id));
             } else if (is_one2many && !self.dataset.delete_all) {
                 command_list.push(COMMANDS.forget(id));