Updated SQLITE builder using GLOBAL_SETTINGS to map 0 to 0, by default 0 -> NULL

Updated CMS_NODE_API, with status, not_published, published and trashed.
Updated Form response to use permission scopes.
Updated sqlquery to retrieve user author.
Added logger info in cms_response
Updated CMS_NODE with a new status attribute.
Updated table nodes to support trashing (or soft deletes) of node using the new status field
Updated Sqlite builder to test different scenarios for users and roles.
Updated NODE_FORM_RESPONSE.edit_form feature to add a delete operation
  if there is a node ie node id >0 and the current user has delete permission on it.
Updated NODE_HANDLER.do_post to handle the operation "DELETE".
Updated queries to retrieve nodes filter by no logical deleted rows (ie. status is trashed).


Signed-off-by: jvelilla <javier.hector@gmail.com>

modules/node/content/cms_node.e

@@ -13,10 +13,6 @@ inherit
 
 	REFACTORING_HELPER
 
---create
---	make,
---	make_empty
-
 feature{NONE} -- Initialization
 
 	make_empty
@@ -35,10 +31,7 @@ feature{NONE} -- Initialization
 			set_creation_date (l_time)
 			set_modification_date (l_time)
 			set_publication_date (l_time)
-
-			debug ("refactor_fixme")
-				fixme ("Remove default harcoded format")
-			end
+			mark_not_published
 		ensure
 			title_set: title = a_title
 		end
@@ -60,6 +53,7 @@ feature -- Conversion
 						a_node.summary,
 						a_node.format
 					)
+			set_status (a_node.status)
 		end
 
 feature -- Access
@@ -78,6 +72,12 @@ feature -- Access
 		deferred
 		end
 
+	status: INTEGER
+			-- Associated status for the current node.
+			-- default:	{CMS_NODE_API}.Not_Published}
+			--			{CMS_NODE_API}.Published
+			--			{CMS_NODE_API}.Trashed
+
 feature -- Access		
 
 	title: READABLE_STRING_32
@@ -211,6 +211,41 @@ feature -- Element change
 			auther_set: author = u
 		end
 
+	mark_not_published
+			-- Set status to not_published.
+		do
+			set_status ({CMS_NODE_API}.not_published)
+		ensure
+			status_not_published: status = {CMS_NODE_API}.not_published
+		end
+
+	mark_published
+			-- Set status to published.
+		do
+			set_status ({CMS_NODE_API}.published)
+		ensure
+			status_published: status = {CMS_NODE_API}.published
+		end
+
+	mark_trashed
+			-- Set status to trashed.
+		do
+			set_status ({CMS_NODE_API}.trashed)
+		ensure
+			status_trash: status = {CMS_NODE_API}.trashed
+		end
+
+
+feature {CMS_NODE_STORAGE_I} -- Access: status change.
+
+	set_status (a_status: like status)
+			-- Assign `status' with `a_status'.
+		do
+			status := a_status
+		ensure
+			status_set:  status = a_status
+		end
+
 note
 	copyright: "2011-2015, Javier Velilla, Jocelyn Fiat, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"