slapos_jio: Add script to redirect when payment is Free

      This is used to Sales website when a Invitation token is provided and it will be used when request button will be available on logged user website.

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/PaymentTransaction_redirectToManualFreePayment.py

+""" Return a dict with vads_urls required for payzen."""
+if web_site is None:
+  web_site = context.getWebSiteValue()
+
+if context.PaymentTransaction_getTotalPayablePrice() > 0:
+  # This script cannot be used if Payment has a value to pay
+  raise ValueError("Payment Transaction has a non zero total")
+
+base_url = web_site.absolute_url()
+payment_transaction_url = context.getRelativeUrl()
+
+base = web_site.getLayoutProperty("configuration_payment_url_template",
+                                 "%(url)s/#/%(payment)s?page=slap_payment_result&result=%(result)s")
+
+base_substitution_dict = {
+  "url" : base_url,
+  "payment": payment_transaction_url,
+  "result": "free"
+}
+
+redirect_url = base % base_substitution_dict
+return context.REQUEST.RESPONSE.redirect(redirect_url)

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/PaymentTransaction_redirectToManualFreePayment.xml

+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>Script_magic</string> </key>
+            <value> <int>3</int> </value>
+        </item>
+        <item>
+            <key> <string>_bind_names</string> </key>
+            <value>
+              <object>
+                <klass>
+                  <global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
+                </klass>
+                <tuple/>
+                <state>
+                  <dictionary>
+                    <item>
+                        <key> <string>_asgns</string> </key>
+                        <value>
+                          <dictionary>
+                            <item>
+                                <key> <string>name_container</string> </key>
+                                <value> <string>container</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_context</string> </key>
+                                <value> <string>context</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_m_self</string> </key>
+                                <value> <string>script</string> </value>
+                            </item>
+                            <item>
+                                <key> <string>name_subpath</string> </key>
+                                <value> <string>traverse_subpath</string> </value>
+                            </item>
+                          </dictionary>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_params</string> </key>
+            <value> <string>web_site=None</string> </value>
+        </item>
+        <item>
+            <key> <string>_proxy_roles</string> </key>
+            <value>
+              <tuple>
+                <string>Manager</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>PaymentTransaction_redirectToManualFreePayment</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>