[IMP] chained_swapper: env, date and datetime in constraint expression.

Author: Ernesto Tejeda

chained_swapper/README.rst

@@ -69,6 +69,7 @@ To configure this module, you need to:
 
      `any(p.state == 'done' for p in records.mapped('picking_ids.state'))`
 
+     Other variables you can use are `env`, `date` and `datetime`.
      Each constraint has a name for identifying it, but also for showing that
      name when displaying the error trying to do the swap.
 

chained_swapper/i18n/chained_swapper.pot

@@ -6,8 +6,6 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Odoo Server 12.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-08-14 10:32+0000\n"
-"PO-Revision-Date: 2020-08-14 10:32+0000\n"
 "Last-Translator: <>\n"
 "Language-Team: \n"
 "MIME-Version: 1.0\n"
@@ -16,7 +14,7 @@ msgstr ""
 "Plural-Forms: \n"
 
 #. module: chained_swapper
-#: code:addons/chained_swapper/wizard/chained_swapper_wizard.py:138
+#: code:addons/chained_swapper/wizard/chained_swapper_wizard.py:146
 #, python-format
 msgid "<b>Chained swap done</b>:"
 msgstr ""
@@ -218,7 +216,7 @@ msgid "Name"
 msgstr ""
 
 #. module: chained_swapper
-#: code:addons/chained_swapper/wizard/chained_swapper_wizard.py:25
+#: code:addons/chained_swapper/wizard/chained_swapper_wizard.py:32
 #, python-format
 msgid "Not possible to swap the field due to the constraint"
 msgstr ""

chained_swapper/readme/CONFIGURE.rst

@@ -20,6 +20,7 @@ To configure this module, you need to:
 
      `any(p.state == 'done' for p in records.mapped('picking_ids.state'))`
 
+     Other variables you can use are `env`, `date` and `datetime`.
      Each constraint has a name for identifying it, but also for showing that
      name when displaying the error trying to do the swap.
 

chained_swapper/static/description/icon.png

@@ -419,7 +419,8 @@ <h1><a class="toc-backref" href="#id1">Configuration</a></h1>
 will be referring the selected records for doing the swap. Example: for
 restricting sales orders that have a delivery order validated:</p>
 <p><cite>any(p.state == ‘done’ for p in records.mapped(‘picking_ids.state’))</cite></p>
-<p>Each constraint has a name for identifying it, but also for showing that
+<p>Other variables you can use are <cite>env</cite>, <cite>date</cite> and <cite>datetime</cite>.
+Each constraint has a name for identifying it, but also for showing that
 name when displaying the error trying to do the swap.</p>
 </li>
 </ul>

chained_swapper/static/description/index.html

@@ -2,6 +2,7 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 from lxml import etree
+from datetime import date, datetime
 
 from odoo.tools.safe_eval import safe_eval
 from odoo import _, api, models
@@ -18,10 +19,16 @@ def default_get(self, fields):
         if context.get('chained_swapper_id'):
             records = self.env[context.get('active_model')].browse(
                 context.get('active_ids'))
+            exp_dict = {
+                'records': records,
+                'env': self.env,
+                'date': date,
+                'datetime': datetime,
+            }
             chained_swapper = self.env['chained.swapper'].browse(
                 context.get('chained_swapper_id'))
             for constraint in chained_swapper.constraint_ids:
-                if safe_eval(constraint.expression, {'records': records}):
+                if safe_eval(constraint.expression, exp_dict):
                     raise UserError(_(
                         "Not possible to swap the field due to the constraint"
                     ) + ": " + constraint.name)