From e719a008a07a4c21806a6e96996682dad71d1c04 Mon Sep 17 00:00:00 2001
From: Arnaud Fontaine <arnaud.fontaine@nexedi.com>
Date: Tue, 19 Oct 2010 15:52:20 +0000
Subject: [PATCH] * add views and portal types for category and property
 existence constraints. * fix field names in Property Sheet and Property Sheet
 Tool views. * add description to Property Sheet view.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@39361 20353a03-c40f-0410-a6d1-a30d3c3de9de
---
 .../predicate.xml                             | 118 +++++++++++++++
 .../view.xml                                  | 124 ++++++++++++++++
 .../predicate.xml                             | 118 +++++++++++++++
 .../view.xml                                  | 124 ++++++++++++++++
 .../allowed_content_types.xml                 |   2 +
 .../property_sheet_list.xml                   |  10 ++
 .../Category%20Existence%20Constraint.xml     | 121 ++++++++++++++++
 .../Property%20Existence%20Constraint.xml     | 121 ++++++++++++++++
 .../CategoryExistenceConstraint_view.xml      | 137 ++++++++++++++++++
 .../my_constraint_base_category_list.xml      | 106 ++++++++++++++
 .../my_constraint_portal_type_list.xml        | 106 ++++++++++++++
 .../my_description.xml                        |  96 ++++++++++++
 .../my_id.xml                                 | 101 +++++++++++++
 ...tegory_not_associated_with_portal_type.xml | 101 +++++++++++++
 .../my_message_category_not_set.xml           | 101 +++++++++++++
 .../PropertyExistenceConstraint_view.xml      | 136 +++++++++++++++++
 .../my_constraint_property_list.xml           | 106 ++++++++++++++
 .../my_description.xml                        |  96 ++++++++++++
 .../my_id.xml                                 | 101 +++++++++++++
 .../my_message_no_such_property.xml           | 101 +++++++++++++
 .../my_message_property_not_set.xml           | 101 +++++++++++++
 .../erp5_core/PropertySheet_view.xml          |   4 +-
 .../erp5_core/PropertySheet_view/listbox.xml  |   4 +-
 .../PropertySheet_view/my_description.xml     |  96 ++++++++++++
 .../listbox.xml                               |   4 +-
 .../ERP5/bootstrap/erp5_core/bt/change_log    |   5 +
 product/ERP5/bootstrap/erp5_core/bt/revision  |   2 +-
 .../erp5_core/bt/template_action_path_list    |   4 +
 ...late_portal_type_allowed_content_type_list |   2 +
 .../erp5_core/bt/template_portal_type_id_list |   2 +
 .../template_portal_type_property_sheet_list  |   6 +
 31 files changed, 2250 insertions(+), 6 deletions(-)
 create mode 100644 product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/predicate.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/view.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/predicate.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/view.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category%20Existence%20Constraint.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Property%20Existence%20Constraint.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_base_category_list.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_portal_type_list.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_description.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_id.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_associated_with_portal_type.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_set.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_constraint_property_list.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_description.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_id.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_no_such_property.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_property_not_set.xml
 create mode 100644 product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/my_description.xml

diff --git a/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/predicate.xml b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/predicate.xml
new file mode 100644
index 0000000000..75ef5cf4ce
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/predicate.xml
@@ -0,0 +1,118 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ActionInformation" module="Products.CMFCore.ActionInformation"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_local_properties</string> </key>
+            <value>
+              <tuple>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>is_indexable</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>reindex_kw</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>category</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>condition</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>icon</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>predicate</string> </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permissions</string> </key>
+            <value>
+              <tuple>
+                <string>View</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Action Information</string> </value>
+        </item>
+        <item>
+            <key> <string>priority</string> </key>
+            <value> <float>2.0</float> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Predicate</string> </value>
+        </item>
+        <item>
+            <key> <string>visible</string> </key>
+            <value> <int>1</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Expression" module="Products.CMFCore.Expression"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>text</string> </key>
+            <value> <string>string:${object_url}/Predicate_view</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/view.xml b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/view.xml
new file mode 100644
index 0000000000..57e7e6bfa3
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Category%20Existence%20Constraint/view.xml
@@ -0,0 +1,124 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ActionInformation" module="Products.CMFCore.ActionInformation"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_local_properties</string> </key>
+            <value>
+              <tuple>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>is_indexable</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>reindex_kw</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple>
+                <string>action_type/object_view</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>category</string> </key>
+            <value> <string>object_view</string> </value>
+        </item>
+        <item>
+            <key> <string>condition</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>icon</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>view</string> </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permissions</string> </key>
+            <value>
+              <tuple>
+                <string>View</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Action Information</string> </value>
+        </item>
+        <item>
+            <key> <string>priority</string> </key>
+            <value> <float>1.0</float> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>View</string> </value>
+        </item>
+        <item>
+            <key> <string>visible</string> </key>
+            <value> <int>1</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Expression" module="Products.CMFCore.Expression"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>text</string> </key>
+            <value> <string>string:${object_url}/CategoryExistenceConstraint_view</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/predicate.xml b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/predicate.xml
new file mode 100644
index 0000000000..75ef5cf4ce
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/predicate.xml
@@ -0,0 +1,118 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ActionInformation" module="Products.CMFCore.ActionInformation"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_local_properties</string> </key>
+            <value>
+              <tuple>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>is_indexable</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>reindex_kw</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>category</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>condition</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>icon</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>predicate</string> </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permissions</string> </key>
+            <value>
+              <tuple>
+                <string>View</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Action Information</string> </value>
+        </item>
+        <item>
+            <key> <string>priority</string> </key>
+            <value> <float>2.0</float> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Predicate</string> </value>
+        </item>
+        <item>
+            <key> <string>visible</string> </key>
+            <value> <int>1</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Expression" module="Products.CMFCore.Expression"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>text</string> </key>
+            <value> <string>string:${object_url}/Predicate_view</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/view.xml b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/view.xml
new file mode 100644
index 0000000000..68d6864db6
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/ActionTemplateItem/portal_types/Property%20Existence%20Constraint/view.xml
@@ -0,0 +1,124 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ActionInformation" module="Products.CMFCore.ActionInformation"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_local_properties</string> </key>
+            <value>
+              <tuple>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>is_indexable</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+                <dictionary>
+                  <item>
+                      <key> <string>id</string> </key>
+                      <value> <string>reindex_kw</string> </value>
+                  </item>
+                  <item>
+                      <key> <string>type</string> </key>
+                      <value> <string>string</string> </value>
+                  </item>
+                </dictionary>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value>
+              <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+            </value>
+        </item>
+        <item>
+            <key> <string>categories</string> </key>
+            <value>
+              <tuple>
+                <string>action_type/object_view</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>category</string> </key>
+            <value> <string>object_view</string> </value>
+        </item>
+        <item>
+            <key> <string>condition</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>icon</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>view</string> </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permissions</string> </key>
+            <value>
+              <tuple>
+                <string>View</string>
+              </tuple>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Action Information</string> </value>
+        </item>
+        <item>
+            <key> <string>priority</string> </key>
+            <value> <float>1.0</float> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>View</string> </value>
+        </item>
+        <item>
+            <key> <string>visible</string> </key>
+            <value> <int>1</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="Expression" module="Products.CMFCore.Expression"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>text</string> </key>
+            <value> <string>string:${object_url}/PropertyExistenceConstraint_view</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/PortalTypeAllowedContentTypeTemplateItem/allowed_content_types.xml b/product/ERP5/bootstrap/erp5_core/PortalTypeAllowedContentTypeTemplateItem/allowed_content_types.xml
index 0066ecc780..0512e406e3 100644
--- a/product/ERP5/bootstrap/erp5_core/PortalTypeAllowedContentTypeTemplateItem/allowed_content_types.xml
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypeAllowedContentTypeTemplateItem/allowed_content_types.xml
@@ -54,8 +54,10 @@
  </portal_type>
  <portal_type id="Property Sheet">
   <item>Acquired Property</item>
+  <item>Category Existence Constraint</item>
   <item>Category Property</item>
   <item>Dynamic Category Property</item>
+  <item>Property Existence Constraint</item>
   <item>Standard Property</item>
  </portal_type>
  <portal_type id="Property Sheet Tool">
diff --git a/product/ERP5/bootstrap/erp5_core/PortalTypePropertySheetTemplateItem/property_sheet_list.xml b/product/ERP5/bootstrap/erp5_core/PortalTypePropertySheetTemplateItem/property_sheet_list.xml
index fd862a640f..ccdd9086a2 100644
--- a/product/ERP5/bootstrap/erp5_core/PortalTypePropertySheetTemplateItem/property_sheet_list.xml
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypePropertySheetTemplateItem/property_sheet_list.xml
@@ -5,9 +5,19 @@
   <item>StandardProperty</item>
   <item>TranslatableProperty</item>
  </portal_type>
+ <portal_type id="Category Existence Constraint">
+  <item>CategoryExistenceConstraint</item>
+  <item>Predicate</item>
+  <item>SimpleItem</item>
+ </portal_type>
  <portal_type id="Dynamic Category Property">
   <item>DynamicCategoryProperty</item>
  </portal_type>
+ <portal_type id="Property Existence Constraint">
+  <item>Predicate</item>
+  <item>PropertyExistenceConstraint</item>
+  <item>SimpleItem</item>
+ </portal_type>
  <portal_type id="Standard Property">
   <item>StandardProperty</item>
   <item>TranslatableProperty</item>
diff --git a/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category%20Existence%20Constraint.xml b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category%20Existence%20Constraint.xml
new file mode 100644
index 0000000000..6d5fc8aade
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category%20Existence%20Constraint.xml
@@ -0,0 +1,121 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="Base Type" module="erp5.portal_type"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_property_domain_dict</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>short_title</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAM=</string> </persistent>
+                    </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>content_icon</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value> <string>A Category Existence Constraint checks whether an object contains the given categories</string> </value>
+        </item>
+        <item>
+            <key> <string>factory</string> </key>
+            <value> <string>addCategoryExistenceConstraint</string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>Category Existence Constraint</string> </value>
+        </item>
+        <item>
+            <key> <string>init_script</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permission</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Base Type</string> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>type_class</string> </key>
+            <value> <string>CategoryExistenceConstraint</string> </value>
+        </item>
+        <item>
+            <key> <string>type_mixin</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="TranslationInformation" module="Products.ERP5Type.TranslationProviderBase"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>domain_name</string> </key>
+            <value> <string>erp5_content</string> </value>
+        </item>
+        <item>
+            <key> <string>property_name</string> </key>
+            <value> <string>short_title</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="3" aka="AAAAAAAAAAM=">
+    <pickle>
+      <global name="TranslationInformation" module="Products.ERP5Type.TranslationProviderBase"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>domain_name</string> </key>
+            <value> <string>erp5_content</string> </value>
+        </item>
+        <item>
+            <key> <string>property_name</string> </key>
+            <value> <string>title</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Property%20Existence%20Constraint.xml b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Property%20Existence%20Constraint.xml
new file mode 100644
index 0000000000..27fe9fec6d
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Property%20Existence%20Constraint.xml
@@ -0,0 +1,121 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="Base Type" module="erp5.portal_type"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_property_domain_dict</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>short_title</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAI=</string> </persistent>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAM=</string> </persistent>
+                    </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>content_icon</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>description</string> </key>
+            <value> <string>A Property Existence Constraint checks whether an object has the given properties</string> </value>
+        </item>
+        <item>
+            <key> <string>factory</string> </key>
+            <value> <string>addPropertyExistenceConstraint</string> </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>Property Existence Constraint</string> </value>
+        </item>
+        <item>
+            <key> <string>init_script</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>is_indexable</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>permission</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>portal_type</string> </key>
+            <value> <string>Base Type</string> </value>
+        </item>
+        <item>
+            <key> <string>reindex_kw</string> </key>
+            <value>
+              <none/>
+            </value>
+        </item>
+        <item>
+            <key> <string>type_class</string> </key>
+            <value> <string>PropertyExistenceConstraint</string> </value>
+        </item>
+        <item>
+            <key> <string>type_mixin</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="2" aka="AAAAAAAAAAI=">
+    <pickle>
+      <global name="TranslationInformation" module="Products.ERP5Type.TranslationProviderBase"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>domain_name</string> </key>
+            <value> <string>erp5_content</string> </value>
+        </item>
+        <item>
+            <key> <string>property_name</string> </key>
+            <value> <string>short_title</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+  <record id="3" aka="AAAAAAAAAAM=">
+    <pickle>
+      <global name="TranslationInformation" module="Products.ERP5Type.TranslationProviderBase"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>domain_name</string> </key>
+            <value> <string>erp5_content</string> </value>
+        </item>
+        <item>
+            <key> <string>property_name</string> </key>
+            <value> <string>title</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view.xml
new file mode 100644
index 0000000000..c892e105eb
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view.xml
@@ -0,0 +1,137 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ERP5Form" module="Products.ERP5Form.Form"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <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/>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_objects</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>enctype</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>group_list</string> </key>
+            <value>
+              <list>
+                <string>left</string>
+                <string>right</string>
+                <string>center</string>
+                <string>bottom</string>
+                <string>hidden</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>groups</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>bottom</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>center</string> </key>
+                    <value>
+                      <list>
+                        <string>my_description</string>
+                      </list>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>left</string> </key>
+                    <value>
+                      <list>
+                        <string>my_id</string>
+                        <string>my_constraint_base_category_list</string>
+                        <string>my_constraint_portal_type_list</string>
+                      </list>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>right</string> </key>
+                    <value>
+                      <list>
+                        <string>my_message_category_not_associated_with_portal_type</string>
+                        <string>my_message_category_not_set</string>
+                      </list>
+                    </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>CategoryExistenceConstraint_view</string> </value>
+        </item>
+        <item>
+            <key> <string>method</string> </key>
+            <value> <string>POST</string> </value>
+        </item>
+        <item>
+            <key> <string>name</string> </key>
+            <value> <string>CategoryExistenceConstraint_view</string> </value>
+        </item>
+        <item>
+            <key> <string>row_length</string> </key>
+            <value> <int>4</int> </value>
+        </item>
+        <item>
+            <key> <string>stored_encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Category Existence Constraint</string> </value>
+        </item>
+        <item>
+            <key> <string>unicode_mode</string> </key>
+            <value> <int>0</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_base_category_list.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_base_category_list.xml
new file mode 100644
index 0000000000..34639fd631
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_base_category_list.xml
@@ -0,0 +1,106 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>title</string>
+                <string>view_separator</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_constraint_base_category_list</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_lines_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Constraint Base Categories</string> </value>
+                </item>
+                <item>
+                    <key> <string>view_separator</string> </key>
+                    <value> <string encoding="cdata"><![CDATA[
+
+<br />\n
+
+
+]]></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_portal_type_list.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_portal_type_list.xml
new file mode 100644
index 0000000000..d03f36ad7e
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_constraint_portal_type_list.xml
@@ -0,0 +1,106 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>title</string>
+                <string>view_separator</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_constraint_portal_type_list</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_lines_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Constraint Portal Types</string> </value>
+                </item>
+                <item>
+                    <key> <string>view_separator</string> </key>
+                    <value> <string encoding="cdata"><![CDATA[
+
+<br />\n
+
+
+]]></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_description.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_description.xml
new file mode 100644
index 0000000000..f5a0120b5a
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_description.xml
@@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>width</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_description</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_description</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>width</string> </key>
+                    <value> <int>40</int> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_id.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_id.xml
new file mode 100644
index 0000000000..c6baa37309
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_id.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_id</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>ID</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_associated_with_portal_type.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_associated_with_portal_type.xml
new file mode 100644
index 0000000000..dddf1515db
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_associated_with_portal_type.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_message_category_not_associated_with_portal_type</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Error message when there is no such category</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_set.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_set.xml
new file mode 100644
index 0000000000..82ab3b2ef0
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/CategoryExistenceConstraint_view/my_message_category_not_set.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_message_category_not_set</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Error message if the category is not set</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view.xml
new file mode 100644
index 0000000000..7fbd1a33d9
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view.xml
@@ -0,0 +1,136 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ERP5Form" module="Products.ERP5Form.Form"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <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/>
+                        </value>
+                    </item>
+                  </dictionary>
+                </state>
+              </object>
+            </value>
+        </item>
+        <item>
+            <key> <string>_objects</string> </key>
+            <value>
+              <tuple/>
+            </value>
+        </item>
+        <item>
+            <key> <string>action</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>enctype</string> </key>
+            <value> <string></string> </value>
+        </item>
+        <item>
+            <key> <string>group_list</string> </key>
+            <value>
+              <list>
+                <string>left</string>
+                <string>right</string>
+                <string>center</string>
+                <string>bottom</string>
+                <string>hidden</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>groups</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>bottom</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>center</string> </key>
+                    <value>
+                      <list>
+                        <string>my_description</string>
+                      </list>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>hidden</string> </key>
+                    <value>
+                      <list/>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>left</string> </key>
+                    <value>
+                      <list>
+                        <string>my_id</string>
+                        <string>my_constraint_property_list</string>
+                      </list>
+                    </value>
+                </item>
+                <item>
+                    <key> <string>right</string> </key>
+                    <value>
+                      <list>
+                        <string>my_message_no_such_property</string>
+                        <string>my_message_property_not_set</string>
+                      </list>
+                    </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>PropertyExistenceConstraint_view</string> </value>
+        </item>
+        <item>
+            <key> <string>method</string> </key>
+            <value> <string>POST</string> </value>
+        </item>
+        <item>
+            <key> <string>name</string> </key>
+            <value> <string>PropertyExistenceConstraint_view</string> </value>
+        </item>
+        <item>
+            <key> <string>row_length</string> </key>
+            <value> <int>4</int> </value>
+        </item>
+        <item>
+            <key> <string>stored_encoding</string> </key>
+            <value> <string>UTF-8</string> </value>
+        </item>
+        <item>
+            <key> <string>title</string> </key>
+            <value> <string>Property Existence Constraint</string> </value>
+        </item>
+        <item>
+            <key> <string>unicode_mode</string> </key>
+            <value> <int>0</int> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_constraint_property_list.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_constraint_property_list.xml
new file mode 100644
index 0000000000..259b5b4332
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_constraint_property_list.xml
@@ -0,0 +1,106 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>title</string>
+                <string>view_separator</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_constraint_property_list</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_lines_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Properties</string> </value>
+                </item>
+                <item>
+                    <key> <string>view_separator</string> </key>
+                    <value> <string encoding="cdata"><![CDATA[
+
+<br />\n
+
+
+]]></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_description.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_description.xml
new file mode 100644
index 0000000000..f5a0120b5a
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_description.xml
@@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>width</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_description</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_description</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>width</string> </key>
+                    <value> <int>40</int> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_id.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_id.xml
new file mode 100644
index 0000000000..c6baa37309
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_id.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_id</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>ID</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_no_such_property.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_no_such_property.xml
new file mode 100644
index 0000000000..e70bd9afbd
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_no_such_property.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_message_no_such_property</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Error message if there is no such property</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_property_not_set.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_property_not_set.xml
new file mode 100644
index 0000000000..56d7e11da8
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertyExistenceConstraint_view/my_message_property_not_set.xml
@@ -0,0 +1,101 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>display_width</string>
+                <string>title</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_message_property_not_set</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>display_width</string> </key>
+                    <value> <int>20</int> </value>
+                </item>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_string_field</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>title</string> </key>
+                    <value> <string>Error message if property is not set</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view.xml
index fcc73ad434..2ec730ea33 100644
--- a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view.xml
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view.xml
@@ -82,7 +82,9 @@
                 <item>
                     <key> <string>center</string> </key>
                     <value>
-                      <list/>
+                      <list>
+                        <string>my_description</string>
+                      </list>
                     </value>
                 </item>
                 <item>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/listbox.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/listbox.xml
index d2a5e13400..d9561f66fc 100644
--- a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/listbox.xml
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/listbox.xml
@@ -78,7 +78,7 @@
                       <list>
                         <tuple>
                           <string>title</string>
-                          <string>Title</string>
+                          <string>Name</string>
                         </tuple>
                         <tuple>
                           <string>portal_type</string>
@@ -101,7 +101,7 @@
                 </item>
                 <item>
                     <key> <string>title</string> </key>
-                    <value> <string>Property Sheet Items</string> </value>
+                    <value> <string>Properties</string> </value>
                 </item>
               </dictionary>
             </value>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/my_description.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/my_description.xml
new file mode 100644
index 0000000000..f5a0120b5a
--- /dev/null
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheet_view/my_description.xml
@@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<ZopeData>
+  <record id="1" aka="AAAAAAAAAAE=">
+    <pickle>
+      <global name="ProxyField" module="Products.ERP5Form.ProxyField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>delegated_list</string> </key>
+            <value>
+              <list>
+                <string>width</string>
+              </list>
+            </value>
+        </item>
+        <item>
+            <key> <string>id</string> </key>
+            <value> <string>my_description</string> </value>
+        </item>
+        <item>
+            <key> <string>message_values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>external_validator_failed</string> </key>
+                    <value> <string>The input failed the external validator.</string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>overrides</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>tales</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string></string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string></string> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+        <item>
+            <key> <string>values</string> </key>
+            <value>
+              <dictionary>
+                <item>
+                    <key> <string>field_id</string> </key>
+                    <value> <string>my_description</string> </value>
+                </item>
+                <item>
+                    <key> <string>form_id</string> </key>
+                    <value> <string>Base_viewFieldLibrary</string> </value>
+                </item>
+                <item>
+                    <key> <string>target</string> </key>
+                    <value> <string>Click to edit the target</string> </value>
+                </item>
+                <item>
+                    <key> <string>width</string> </key>
+                    <value> <int>40</int> </value>
+                </item>
+              </dictionary>
+            </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
+</ZopeData>
diff --git a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheetsTool_viewContentList/listbox.xml b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheetsTool_viewContentList/listbox.xml
index e6d37eb8e3..d80c905239 100644
--- a/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheetsTool_viewContentList/listbox.xml
+++ b/product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/PropertySheetsTool_viewContentList/listbox.xml
@@ -81,8 +81,8 @@
                     <value>
                       <list>
                         <tuple>
-                          <string>title</string>
-                          <string>Title</string>
+                          <string>id</string>
+                          <string>Name</string>
                         </tuple>
                       </list>
                     </value>
diff --git a/product/ERP5/bootstrap/erp5_core/bt/change_log b/product/ERP5/bootstrap/erp5_core/bt/change_log
index 0f3ecb071f..af715500ea 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/change_log
+++ b/product/ERP5/bootstrap/erp5_core/bt/change_log
@@ -1,3 +1,8 @@
+2010-10-19 arnaud.fontaine
+* add views and portal types for category and property existence constraints.
+* fix field names in Property Sheet and Property Sheet Tool views.
+* add description to Property Sheet view.
+
 2010-10-08 arnaud.fontaine
 * rename base_type_interaction_workflow to portal_type_class_interaction_workflow and add interactions specific to ZODB Property Sheets
 * modify type class of Standard Property, Acquired Property and Dynamic Category Property portal types to their respective documents.
diff --git a/product/ERP5/bootstrap/erp5_core/bt/revision b/product/ERP5/bootstrap/erp5_core/bt/revision
index 22dbbf0601..280f1a0985 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/revision
+++ b/product/ERP5/bootstrap/erp5_core/bt/revision
@@ -1 +1 @@
-1745
\ No newline at end of file
+1746
\ No newline at end of file
diff --git a/product/ERP5/bootstrap/erp5_core/bt/template_action_path_list b/product/ERP5/bootstrap/erp5_core/bt/template_action_path_list
index 33d725865d..32d37b0b97 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/template_action_path_list
+++ b/product/ERP5/bootstrap/erp5_core/bt/template_action_path_list
@@ -32,6 +32,8 @@ Cache Factory | statistics
 Cache Factory | view
 Cache Tool | statistics
 Cache Tool | view
+Category Existence Constraint | predicate
+Category Existence Constraint | view
 Category Property | view
 Category Tool | export_category_list
 Category Tool | fast_input
@@ -56,6 +58,8 @@ Preference Tool | view
 Preference | html_style_preferences
 Preference | view
 Preference | view_template
+Property Existence Constraint | predicate
+Property Existence Constraint | view
 Property Sheet Tool | view
 Property Sheet | view
 Python Script | repository_history_view
diff --git a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_allowed_content_type_list b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_allowed_content_type_list
index 21b0fa6af8..8b8e077be9 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_allowed_content_type_list
+++ b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_allowed_content_type_list
@@ -23,8 +23,10 @@ Preference Tool | Preference
 Preference Tool | System Preference
 Property Sheet Tool | Property Sheet
 Property Sheet | Acquired Property
+Property Sheet | Category Existence Constraint
 Property Sheet | Category Property
 Property Sheet | Dynamic Category Property
+Property Sheet | Property Existence Constraint
 Property Sheet | Standard Property
 Simulation Movement | Applied Rule
 Simulation Tool | Applied Rule
diff --git a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_id_list b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_id_list
index 9cb3a767c8..5ce8de7e59 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_id_list
+++ b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_id_list
@@ -11,6 +11,7 @@ Base Type
 Cache Factory
 Cache Tool
 Category
+Category Existence Constraint
 Category Property
 Category Tool
 Class Tool
@@ -35,6 +36,7 @@ Password Tool
 Predicate
 Preference
 Preference Tool
+Property Existence Constraint
 Property Sheet
 Property Sheet Tool
 Python Script
diff --git a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_property_sheet_list b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_property_sheet_list
index 4bcd69f546..c0769a5b1e 100644
--- a/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_property_sheet_list
+++ b/product/ERP5/bootstrap/erp5_core/bt/template_portal_type_property_sheet_list
@@ -2,7 +2,13 @@ Acquired Property | AcquiredProperty
 Acquired Property | SimpleItem
 Acquired Property | StandardProperty
 Acquired Property | TranslatableProperty
+Category Existence Constraint | CategoryExistenceConstraint
+Category Existence Constraint | Predicate
+Category Existence Constraint | SimpleItem
 Dynamic Category Property | DynamicCategoryProperty
+Property Existence Constraint | Predicate
+Property Existence Constraint | PropertyExistenceConstraint
+Property Existence Constraint | SimpleItem
 Standard Property | StandardProperty
 Standard Property | TranslatableProperty
 Trash Bin | Base
-- 
2.30.9