From 760fb5f595293270315feb0495c8bae40ba02b39 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Iv=C3=A1n=20Todorovich?= <ivan.todorovich@gmail.com>
Date: Tue, 24 Apr 2018 20:07:07 -0300
Subject: [PATCH] [document_page_approval] Allow to quickly cancel&draft from
 'to approve' state

---
 document_page_approval/models/document_page_history.py  | 6 ++++++
 document_page_approval/views/document_page_approval.xml | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/document_page_approval/models/document_page_history.py b/document_page_approval/models/document_page_history.py
index 9a4e3c38..f1411328 100644
--- a/document_page_approval/models/document_page_history.py
+++ b/document_page_approval/models/document_page_history.py
@@ -157,6 +157,12 @@ class DocumentPageHistory(models.Model):
                     ) % (rec.display_name, self.env.user.name)
                 )
 
+    @api.multi
+    def action_cancel_and_draft(self):
+        """Set a change request as draft, cancelling it first"""
+        self.action_cancel()
+        self.action_draft()
+
     @api.multi
     def _compute_am_i_owner(self):
         """Check if current user is the owner"""
diff --git a/document_page_approval/views/document_page_approval.xml b/document_page_approval/views/document_page_approval.xml
index 471395b7..59bc9818 100644
--- a/document_page_approval/views/document_page_approval.xml
+++ b/document_page_approval/views/document_page_approval.xml
@@ -24,6 +24,9 @@
                         <!-- reopen if i am owner or approver -->
                         <button name="action_draft" type="object" string="Back to draft"
                                 attrs="{'invisible':['|','&amp;',('am_i_owner','=',False),('am_i_approver','=',False),('state','not in',['cancelled'])]}"/>
+                        <!-- cancel & reopen, if i am owner or approver -->
+                        <button name="action_draft" type="object" string="Back to draft"
+                                attrs="{'invisible':['|','&amp;',('am_i_owner','=',False),('am_i_approver','=',False),('state','not in',['to approve'])]}"/>
                         <field name="am_i_owner" invisible="1"/>
                         <field name="am_i_approver" invisible="1"/>
                         <field name="is_approval_required" invisible="1"/>