apply caching policy manager in WebSection.__call__.

otherwise Web Section or Web Site without default Web Page does not contain cache related headers.

product/ERP5/Document/WebSection.py

@@ -28,6 +28,7 @@
 ##############################################################################
 
 from AccessControl import ClassSecurityInfo
+from Products.CMFCore.utils import _setCacheHeaders, _ViewEmulator
 from Products.ERP5Type import Permissions, PropertySheet
 from Products.ERP5.Document.Domain import Domain
 from Products.ERP5.mixin.extensible_traversable import DocumentExtensibleTraversableMixin
@@ -199,6 +200,7 @@ class WebSection(Domain, DocumentExtensibleTraversableMixin):
         We use REQUEST parameters so that they are reset for every
         Web transaction and can be accessed from widgets. 
       """
+      _setCacheHeaders(_ViewEmulator().__of__(self), {})
       # Register current web site physical path for later URL generation
       if self.REQUEST.get(self.web_section_key, MARKER) is MARKER:
         self.REQUEST[self.web_section_key] = self.getPhysicalPath()

product/ERP5/tests/testERP5WebWithDms.py

@@ -433,8 +433,17 @@ class TestERP5WebWithDms(ERP5TypeTestCase, ZopeTestCase.Functional):
     """
     request = self.portal.REQUEST
     website = self.setupWebSite()
+    path = website.absolute_url_path()
+    response = self.publish(path)
+    self.assertTrue(response.getHeader('x-cache-headers-set-by'),
+                    'CachingPolicyManager: /erp5/caching_policy_manager')
+
     web_section_portal_type = 'Web Section'
     web_section = website.newContent(portal_type=web_section_portal_type)
+    path = web_section.absolute_url_path()
+    response = self.publish(path)
+    self.assertTrue(response.getHeader('x-cache-headers-set-by'),
+                    'CachingPolicyManager: /erp5/caching_policy_manager')
 
     # unauthenticated
     document_portal_type = 'Text'