document_page: fix link

document_page/models/document_page.py

@@ -101,6 +101,17 @@ class DocumentPage(models.Model):
         index=True,
         ondelete='cascade',
     )
+    backend_url = fields.Char(
+        string='Backend URL',
+        help='Use it to link resources univocally',
+        compute='_compute_backend_url',
+    )
+
+    @api.depends()
+    def _compute_backend_url(self):
+        tmpl = '/web#id={}&model=document.page&view_type=form'
+        for rec in self:
+            rec.backend_url = tmpl.format(rec.id)
 
     @api.constrains('parent_id')
     def _check_parent_id(self):
@@ -116,11 +127,12 @@ class DocumentPage(models.Model):
             index += ["<li>" + subpage._get_page_index() + "</li>"]
         r = ''
         if link:
-            r = '<a href="#id=%s">%s</a>' % (self.id, self.name)
+            r = '<a href="{}">{}</a>'.format(self.backend_url, self.name)
 
         if index:
             r += "<ul>" + "".join(index) + "</ul>"
         return r
+        
 
     @api.multi
     @api.depends('history_head')

document_page/tests/test_document_page.py

@@ -37,3 +37,13 @@ class TestDocumentPage(common.TransactionCase):
         })
         page.content = 'New content'
         self.assertIsNotNone(page.history_ids[0].diff)
+
+    def test_page_link(self):
+        page = self.page_obj.create({
+            'name': 'Test Page 3',
+            'content': 'Test content'
+        })
+        self.assertEqual(
+            page.backend_url,
+            '/web#id={}&model=document.page&view_type=form'.format(page.id)
+        )