erp5_accounting: adds an init script for the "Balance Transaction" portal_type.

It allows to set up the default ledger on these documents too

bt5/erp5_accounting/PortalTypeTemplateItem/portal_types/Balance%20Transaction.xml

@@ -29,6 +29,12 @@
             <key> <string>acquire_local_roles</string> </key>
             <value> <int>0</int> </value>
         </item>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
         <item>
             <key> <string>content_icon</string> </key>
             <value> <string>transaction_icon.gif</string> </value>
@@ -65,9 +71,7 @@
         </item>
         <item>
             <key> <string>init_script</string> </key>
-            <value>
-              <none/>
-            </value>
+            <value> <string>BalanceTransaction_init</string> </value>
         </item>
         <item>
             <key> <string>permission</string> </key>

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/BalanceTransaction_init.py

+context.Delivery_init(*args, **kw)

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/BalanceTransaction_init.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>*args, **kw</string> </value>
+        </item>
+        <item>
+            <key> <string>guard</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>BalanceTransaction_init</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Guard" module="Products.DCWorkflow.Guard"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>roles</string> </key>
+            <value>
+              <tuple>
+                <string>Owner</string>
+              </tuple>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>