officejs_support_request: create web message with the post owner as source

.. not the current logged in user.
This way, it's possible to run the post ingestion as another user, for example
running by an alarm or as a data migration.

bt5/erp5_officejs_support_request_ui/SkinTemplateItem/portal_skins/erp5_officejs_support_request/Post_ingestMailMessageForSupportRequest.py

@@ -25,7 +25,7 @@ if not resource:
   resource = portal.portal_preferences.getPreferredEventResource()
 assert resource, "No resource configured for event"
 
-source_value = portal.portal_membership.getAuthenticatedMember().getUserValue()
+source_value = portal.Base_getUserValueByUserId(context.getOwnerInfo()['id'])
 if source_value is None:
   # try harder to get a source for non-person users.
   source_value = support_request.getSourceSectionValue()

bt5/erp5_officejs_support_request_ui_test/TestTemplateItem/portal_components/test.erp5.testSupportRequest.py

@@ -430,3 +430,31 @@ class TestSupportRequestRSS(SupportRequestTestCase):
         '%s://%s' % (parsed_url.scheme, parsed_url.netloc), '', 1)
     # and check it (this time the request is not basic-authenticated)
     self._checkRSS(self.publish(restricted_access_url))
+
+
+class TestIngestPostAsWebMessage(SupportRequestTestCase):
+  """Tests ingesting HTML Post into web messages.
+  """
+  def test_Post_ingestMailMessageForSupportRequest_as_other_user(self):
+    """Post_ingestMailMessageForSupportRequest should be able to ingest an HTML
+    Post created by another user, so that we can run int in an alarm for example.
+    """
+    support_request = self.portal.support_request_module.erp5_officejs_support_request_ui_test_support_reuqest_001
+    # the owner of this post is self.user
+    post = self.portal.post_module.newContent(
+        portal_type='HTML Post',
+        follow_up_value=support_request,
+        data="Hello"
+    )
+    post.publish()
+    self.tic()
+
+    manager_user_id = 'ERP5TypeTestCase'
+    self.login(manager_user_id)
+    post.Post_ingestMailMessageForSupportRequest(
+      web_site_relative_url=self.getWebSite().getRelativeUrl())
+
+    self.tic()
+    web_message, = post.getAggregateRelatedValueList()
+    self.assertEqual(self.user, web_message.getSourceValue())
+    self.assertEqual(manager_user_id, web_message.getOwnerInfo()['id'])
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