The NULL storage may look into the CMS configuration file.

This allows to run the CMS without any database.

examples/demo/demo-safe.ecf

@@ -24,6 +24,7 @@
 		<library name="cms_oauth_20_module" location="..\..\modules\oauth20\oauth20-safe.ecf" readonly="false"/>
 		<library name="cms_openid_module" location="..\..\modules\openid\openid-safe.ecf" readonly="false"/>
 		<library name="cms_admin_module" location="..\..\modules\admin\admin-safe.ecf" readonly="false"/>
+		<library name="cms_recent_changes_module" location="..\..\modules\recent_changes\recent_changes-safe.ecf" readonly="false"/>
 		<library name="persistence_store_odbc" location="..\..\library\persistence\store_odbc\store_odbc-safe.ecf" readonly="false"/>
 		<!--
 		<library name="persistence_store_mysql" location="..\..\library\persistence\store_mysql\store_mysql-safe.ecf" readonly="false"/>

examples/demo/modules/demo/cms_demo_module.e

@@ -87,8 +87,8 @@ feature -- Hooks
 
 	register_hooks (a_response: CMS_RESPONSE)
 		do
-			a_response.subscribe_to_menu_system_alter_hook (Current)
-			a_response.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
 		end
 
 	block_list: ITERABLE [like {CMS_BLOCK}.name]

examples/demo/site/config/cms.ini

@@ -31,6 +31,9 @@ node=on
 oauth20=on
 openid=on
 
+[blocks]
+#navigation.region=sidebar_first
+
 [admin]
 # CMS Installation, are accessible by "all", "none" or uppon "permission". (default is none)
 installation_access=permission

examples/demo/site/themes/bootstrap/assets/css/style.css

@@ -51,16 +51,24 @@ ul.horizontal li {
 .sidebar {
   padding: 5px;
   margin: 3px;
-  border: solid 1px #ccc;
+  /* border: solid 1px #ccc; */
 }
 .sidebar#sidebar_first {
   width: 250px;
-  float: left;
+  position: fixed;
+  top: 45px;
+  left: 0;
+  bottom: 0;
+  width: 200px;
+  border-right: solid 1px #ddd;
 }
 .sidebar#sidebar_second {
   width: 250px;
   float: right;
 }
+.sidebar + .main {
+  margin-left: 200px;
+}
 
 #primary-tabs ul.horizontal {
   list-style-type: none;

examples/demo/site/themes/bootstrap/assets/scss/style.scss

@@ -55,15 +55,24 @@ ul.horizontal {
 .sidebar {
 	padding: 5px;
 	margin: 3px;
-	border: solid 1px #ccc;
+	/* border: solid 1px #ccc; */
 	&#sidebar_first {
 		width: 250px;
-		float: left;
+		position: fixed;
+		top: 45px;
+		left: 0;
+		bottom: 0;
+		width: 200px;
+		border-right: solid 1px #ddd;
 	}
 	&#sidebar_second {
 		width: 250px;
 		float: right;
 	}
+
+	&+.main {
+		margin-left: 200px;
+	}
 }
 #primary-tabs {
 	ul.horizontal {

examples/demo/site/themes/bootstrap/page.tpl

@@ -49,7 +49,7 @@
 		{/unless}
 
         <!-- Highlighted, Help, Content -->      
-        <div class='span8 main'>
+        <div id='main' class='span8 main'>
           <!-- Highlighted Section -->
           {unless isempty="$page.region_highlighted"}
 		  <div id="highlighted">{$page.region_highlighted/}</div>

examples/demo/site/themes/bootstrap/theme.info

@@ -8,7 +8,7 @@ regions[content] = Content
 regions[highlighted] = Highlighted
 regions[help] = Help
 regions[footer] = Footer
-regions[first_sidebar] = first sidebar
-regions[second_sidebar] = second sidebar
+regions[sidebar_first] = first sidebar
+regions[sidebar_second] = second sidebar
 regions[page_bottom] = Bottom
-navigation=default_nav
+navigation=default_nav

examples/demo/src/ewf_roc_server_execution.e

@@ -78,6 +78,11 @@ feature -- CMS setup
 			create {CMS_BLOG_MODULE} m.make
 			a_setup.register_module (m)
 
+				-- Recent changes
+			create {CMS_RECENT_CHANGES_MODULE} m.make
+			a_setup.register_module (m)
+
+
 				-- Miscellanious
 			create {CMS_DEBUG_MODULE} m.make
 			a_setup.register_module (m)

modules/admin/cms_admin_module.e

@@ -90,6 +90,7 @@ feature -- Security
 			Result.force ("admin users")
 			Result.force ("admin roles")
 			Result.force ("admin modules")
+			Result.force ("install modules")
 		end
 
 feature -- Hooks
@@ -97,8 +98,8 @@ feature -- Hooks
 	register_hooks (a_response: CMS_RESPONSE)
 			-- <Precursor>
 		do
-			a_response.subscribe_to_menu_system_alter_hook (Current)
-			a_response.subscribe_to_response_alter_hook (Current)
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+			a_response.hooks.subscribe_to_response_alter_hook (Current)
 		end
 
 	response_alter (a_response: CMS_RESPONSE)
@@ -117,7 +118,7 @@ feature -- Hooks
 					-- TODO: we should probably use more side menu and less primary_menu.
 				create lnk.make ("Admin", "admin")
 				lnk.set_permission_arguments (<<"manage " + {CMS_ADMIN_MODULE}.name>>)
-				a_menu_system.primary_menu.extend (lnk)
+				a_menu_system.management_menu.extend (lnk)
 			end
 		end
 

modules/admin/handler/role/cms_role_form_response.e

@@ -84,7 +84,7 @@ feature -- Process Edit
 		do
 			create b.make_empty
 			f := new_edit_form (a_role, url (request.percent_encoded_path_info, Void), "edit-user")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.validation_actions.extend (agent edit_form_validate(?,a_role, b))
 				f.submit_actions.extend (agent edit_form_submit(?, a_role, b))
@@ -117,7 +117,7 @@ feature -- Process Delete
 		do
 			create b.make_empty
 			f := new_delete_form (a_role, url (request.percent_encoded_path_info, Void), "edit-user")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.process (Current)
 				fd := f.last_data
@@ -149,7 +149,7 @@ feature -- Process New
 		do
 			create b.make_empty
 			f := new_edit_form (l_role, url (request.percent_encoded_path_info, Void), "create-role")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.validation_actions.extend (agent new_form_validate(?, b))
 				f.submit_actions.extend (agent edit_form_submit(?, l_role, b))

modules/admin/handler/user/cms_user_form_response.e

@@ -86,7 +86,7 @@ feature -- Process Edit
 		do
 			create b.make_empty
 			f := new_edit_form (a_user, url (location, Void), "edit-user")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.submit_actions.extend (agent edit_form_submit (?, a_user, b))
 				f.process (Current)
@@ -118,7 +118,7 @@ feature -- Process Delete
 		do
 			create b.make_empty
 			f := new_delete_form (a_user, url (location, Void), "edit-user")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.process (Current)
 				fd := f.last_data
@@ -151,7 +151,7 @@ feature -- Process New
 		do
 			create b.make_empty
 			f := new_edit_form (l_user, url (location, Void), "create-user")
-			invoke_form_alter (f, fd)
+			hooks.invoke_form_alter (f, fd, Current)
 			if request.is_post_request_method then
 				f.validation_actions.extend (agent new_form_validate (?, b))
 				f.submit_actions.extend (agent edit_form_submit (?, l_user, b))

modules/auth/cms_authentication_module.e

@@ -95,8 +95,8 @@ feature -- Hooks configuration
 			-- Module hooks configuration.
 		do
 			auto_subscribe_to_hooks (a_response)
-			a_response.subscribe_to_block_hook (Current)
-			a_response.subscribe_to_value_table_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_value_table_alter_hook (Current)
 		end
 
 	value_table_alter (a_value: CMS_VALUE_TABLE; a_response: CMS_RESPONSE)

modules/basic_auth/cms_basic_auth_module.e

@@ -105,8 +105,8 @@ feature -- Hooks configuration
 			-- Module hooks configuration.
 		do
 			auto_subscribe_to_hooks (a_response)
-			a_response.subscribe_to_block_hook (Current)
-			a_response.subscribe_to_value_table_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_value_table_alter_hook (Current)
 		end
 
 feature -- Hooks

modules/blog/cms_blog_module.e

@@ -151,8 +151,8 @@ feature -- Hooks
 
 	register_hooks (a_response: CMS_RESPONSE)
 		do
-			a_response.subscribe_to_menu_system_alter_hook (Current)
-			a_response.subscribe_to_response_alter_hook (Current)
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+			a_response.hooks.subscribe_to_response_alter_hook (Current)
 		end
 
 	response_alter (a_response: CMS_RESPONSE)

modules/node/cms_node_api.e

@@ -236,28 +236,43 @@ feature -- Access: Node
 		end
 
 	recent_nodes (params: CMS_DATA_QUERY_PARAMETERS): ITERABLE [CMS_NODE]
-			-- List of the `a_rows' most recent nodes starting from  `a_offset'.
+			-- List of most recent nodes according to `params.offset' and `params.size'.
 		do
 			Result := node_storage.recent_nodes (params.offset.to_integer_32, params.size.to_integer_32)
 		end
 
+	recent_node_changes_before (params: CMS_DATA_QUERY_PARAMETERS; a_date: DATE_TIME): ITERABLE [CMS_NODE]
+			-- List of recent changes, before `a_date', according to `params' settings.
+		do
+			Result := node_storage.recent_node_changes_before (params.offset.to_integer_32, params.size.to_integer_32, a_date)
+		end
+
 	node (a_id: INTEGER_64): detachable CMS_NODE
 			-- Node by ID.
 		do
 			debug ("refactor_fixme")
 				fixme ("Check preconditions")
 			end
-			Result := full_node (node_storage.node_by_id (a_id))
+			Result := safe_full_node (node_storage.node_by_id (a_id))
 		end
 
 	revision_node (a_node_id: INTEGER_64; a_revision_id: INTEGER_64): detachable CMS_NODE
 		do
-			Result := full_node (node_storage.node_by_id_and_revision (a_node_id, a_revision_id))
+			Result := safe_full_node (node_storage.node_by_id_and_revision (a_node_id, a_revision_id))
 		end
 
-	full_node (a_node: detachable CMS_NODE): detachable CMS_NODE
+	safe_full_node (a_node: detachable CMS_NODE): detachable CMS_NODE
+		do
+			if a_node /= Void then
+				Result := full_node (a_node)
+			end
+		end
+
+	full_node (a_node: CMS_NODE): CMS_NODE
 			-- If `a_node' is partial, return the full node from `a_node',
 			-- otherwise return directly `a_node'.
+		require
+			a_node_set: a_node /= Void
 		do
 			if attached {CMS_PARTIAL_NODE} a_node as l_partial_node then
 				if attached node_type_for (l_partial_node) as ct then

modules/node/cms_node_module.e

@@ -23,6 +23,8 @@ inherit
 
 	CMS_HOOK_BLOCK
 
+	CMS_RECENT_CHANGES_HOOK
+
 create
 	make
 
@@ -171,6 +173,7 @@ feature -- Access
 						Result.force ("view revisions own " + l_type_name)
 					end
 				end
+				Result.force ("view trash")
 			end
 		end
 
@@ -222,9 +225,12 @@ feature -- Hooks
 	register_hooks (a_response: CMS_RESPONSE)
 			-- <Precursor>
 		do
-			a_response.subscribe_to_menu_system_alter_hook (Current)
-			a_response.subscribe_to_block_hook (Current)
-			a_response.subscribe_to_response_alter_hook (Current)
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_response_alter_hook (Current)
+
+				-- Module specific hook, if available.
+			a_response.hooks.subscribe_to_hook (Current, {CMS_RECENT_CHANGES_HOOK})
 		end
 
 	response_alter (a_response: CMS_RESPONSE)
@@ -250,16 +256,78 @@ feature -- Hooks
 	menu_system_alter (a_menu_system: CMS_MENU_SYSTEM; a_response: CMS_RESPONSE)
 		local
 			lnk: CMS_LOCAL_LINK
+			perms: ARRAYED_LIST [READABLE_STRING_8]
 		do
 			debug
 				create lnk.make ("List of nodes", "nodes")
-				a_menu_system.primary_menu.extend (lnk)
+				a_menu_system.navigation_menu.extend (lnk)
 			end
 			create lnk.make ("Trash", "trash")
-			a_menu_system.primary_menu.extend (lnk)
+			a_menu_system.navigation_menu.extend (lnk)
+			lnk.set_permission_arguments (<<"view trash">>)
 
 			create lnk.make ("Create ..", "node")
-			a_menu_system.primary_menu.extend (lnk)
+			a_menu_system.navigation_menu.extend (lnk)
+			if attached node_api as l_node_api then
+				create perms.make (2)
+				perms.force ("create any node")
+				across
+					l_node_api.content_types as ic
+				loop
+					perms.force ("create " + ic.item.name)
+				end
+				lnk.set_permission_arguments (perms)
+			end
+		end
+
+	populate_recent_changes (a_changes: CMS_RECENT_CHANGE_CONTAINER; a_sources: LIST [READABLE_STRING_8])
+		local
+			params: CMS_DATA_QUERY_PARAMETERS
+			ch: CMS_RECENT_CHANGE_ITEM
+			n: CMS_NODE
+			l_info: STRING_8
+			l_src: detachable READABLE_STRING_8
+			l_nodes: ITERABLE [CMS_NODE]
+		do
+			create params.make (0, a_changes.limit)
+			if attached node_api as l_node_api then
+				across
+					l_node_api.content_types as ic
+				loop
+					a_sources.force (ic.item.name)
+				end
+				l_src := a_changes.source
+				if attached a_changes.date as l_date then
+					l_nodes := l_node_api.recent_node_changes_before (params, l_date)
+				else
+					l_nodes := l_node_api.recent_node_changes_before (params, create {DATE_TIME}.make_now_utc)
+				end
+				across l_nodes as ic loop
+					n := ic.item
+					if l_src = Void or else l_src.is_case_insensitive_equal_general (n.content_type) then
+						n := l_node_api.full_node (n)
+						create ch.make (n.content_type, create {CMS_LOCAL_LINK}.make (n.title, "node/" + n.id.out), n.modification_date)
+						if n.creation_date ~ n.modification_date then
+							l_info := "new"
+							if not n.is_published then
+								l_info.append (" (unpublished)")
+							end
+						else
+							if n.is_trashed then
+								l_info := "deleted"
+							else
+								l_info := "updated"
+								if not n.is_published then
+									l_info.append (" (unpublished)")
+								end
+							end
+						end
+						ch.set_information (l_info)
+						ch.set_author (n.author)
+						a_changes.force (ch)
+					end
+				end
+			end
 		end
 
 end

modules/node/handler/cms_node_type_webform_manager.e

@@ -62,14 +62,14 @@ feature -- Forms ...
 				sum.set_text_value (a_node.summary)
 			end
 			sum.set_label ("Summary")
-			sum.set_description ("This is the summary")
+			sum.set_description ("Text displayed in short view.")
 			sum.set_is_required (False)
 
 			create fset.make
 
 				-- Add summary
 			fset.extend (sum)
-			fset.extend_html_text("<br />")
+			fset.extend_html_text("<br/>")
 
 				-- Add content
 			fset.extend (ta)
@@ -300,6 +300,7 @@ feature -- Output
 				end
 			end
 			create s.make_empty
+			s.append ("<div class=%"cms-node node-" + a_node.content_type + "%">")
 			s.append ("<div class=%"info%"> ")
 			if attached a_node.author as l_author then
 				s.append (" by ")
@@ -339,6 +340,7 @@ feature -- Output
 
 				s.append ("</p>")
 			end
+			s.append ("</div>")
 
 			a_response.set_title (a_node.title)
 			a_response.set_main_content (s)

modules/node/handler/node_form_response.e

@@ -54,7 +54,7 @@ feature -- Execution
 						node_api.has_permission_for_action_on_node ("edit", l_node, user)
 					then
 						f := new_edit_form (l_node, url (location, Void), "edit-" + l_type.name, l_type)
-						invoke_form_alter (f, fd)
+						hooks.invoke_form_alter (f, fd, Current)
 						if request.is_post_request_method then
 							f.validation_actions.extend (agent edit_form_validate (?, b))
 							f.submit_actions.extend (agent edit_form_submit (?, l_node, l_type, b))
@@ -80,7 +80,7 @@ feature -- Execution
 						node_api.has_permission_for_action_on_node ("delete", l_node, user)
 					then
 						f := new_delete_form (l_node, url (location, Void), "delete-" + l_type.name, l_type)
-						invoke_form_alter (f, fd)
+						hooks.invoke_form_alter (f, fd, Current)
 						if request.is_post_request_method then
 							f.process (Current)
 							fd := f.last_data
@@ -104,7 +104,7 @@ feature -- Execution
 						node_api.has_permission_for_action_on_node ("trash", l_node, user)
 					then
 						f := new_trash_form (l_node, url (location, Void), "trash-" + l_type.name, l_type)
-						invoke_form_alter (f, fd)
+						hooks.invoke_form_alter (f, fd, Current)
 						if request.is_post_request_method then
 							f.process (Current)
 							fd := f.last_data
@@ -137,7 +137,7 @@ feature -- Execution
 				if has_permissions (<<"create any", "create " +  l_type.name>>) then
 					if attached l_type.new_node (Void) as l_node then
 						f := new_edit_form (l_node, url (location, Void), "edit-" + l_type.name, l_type)
-						invoke_form_alter (f, fd)
+						hooks.invoke_form_alter (f, fd, Current)
 						if request.is_post_request_method then
 							f.validation_actions.extend (agent edit_form_validate (?, b))
 							f.submit_actions.extend (agent edit_form_submit (?, l_node, l_type, b))

modules/node/handler/node_handler.e

@@ -274,7 +274,6 @@ feature {NONE} -- Trash:Restore
 			r: GENERIC_VIEW_CMS_RESPONSE
 			b: STRING
 			n: CMS_NODE
-			l_link: CMS_LOCAL_LINK
 		do
 			if attached {WSF_STRING} req.path_parameter ("id") as l_id then
 				if

modules/node/handler/node_view_response.e

@@ -56,7 +56,6 @@ feature -- Execution
 	process
 			-- Computed response message.
 		local
-			b: detachable STRING_8
 			nid: INTEGER_64
 			l_node: like node
 		do

modules/node/node-safe.ecf

@@ -13,6 +13,7 @@
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
 		<library name="cms" location="..\..\cms-safe.ecf"/>
 		<library name="cms_model" location="..\..\library\model\cms_model-safe.ecf" readonly="false"/>
+		<library name="cms_recent_changes_module" location="..\..\modules\recent_changes\recent_changes-safe.ecf" readonly="false"/>
 		<library name="error" location="$ISE_LIBRARY\contrib\library\utility\general\error\error-safe.ecf"/>
 		<library name="http" location="$ISE_LIBRARY\contrib\library\network\protocol\http\http-safe.ecf"/>
 		<library name="http_authorization" location="$ISE_LIBRARY\contrib\library\web\authentication\http_authorization\http_authorization-safe.ecf" readonly="false"/>

modules/node/persistence/cms_node_storage_i.e

@@ -90,6 +90,11 @@ feature -- Access
 		deferred
 		end
 
+	recent_node_changes_before (a_lower: INTEGER; a_count: INTEGER; a_date: DATE_TIME): LIST [CMS_NODE]
+			-- List of recent changes, before `a_date', according to `params' settings.
+		deferred
+		end
+
 	node_by_id (a_id: INTEGER_64): detachable CMS_NODE
 			-- Retrieve node by id `a_id', if any.
 		require

modules/node/persistence/cms_node_storage_null.e

@@ -59,6 +59,12 @@ feature -- Access: node
 			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
 		end
 
+	recent_node_changes_before (a_lower: INTEGER; a_count: INTEGER; a_date: DATE_TIME): LIST [CMS_NODE]
+			-- List of recent changes, before `a_date', according to `params' settings.
+		do
+			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
+		end
+
 	node_by_id (a_id: INTEGER_64): detachable CMS_NODE
 			-- <Precursor>
 		do

modules/node/persistence/cms_node_storage_sql.e

@@ -128,7 +128,7 @@ feature -- Access
 
 			from
 				create l_parameters.make (2)
-				l_parameters.put (a_count, "rows")
+				l_parameters.put (a_count, "size")
 				l_parameters.put (a_lower, "offset")
 				sql_query (sql_select_recent_nodes, l_parameters)
 				sql_start
@@ -142,6 +142,34 @@ feature -- Access
 			end
 		end
 
+	recent_node_changes_before (a_lower: INTEGER; a_count: INTEGER; a_date: DATE_TIME): LIST [CMS_NODE]
+			-- List of recent changes, before `a_date', according to `params' settings.
+		local
+			l_parameters: STRING_TABLE [detachable ANY]
+		do
+			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
+
+			error_handler.reset
+			write_information_log (generator + ".nodes")
+
+			from
+				create l_parameters.make (3)
+				l_parameters.put (a_count, "size")
+				l_parameters.put (a_lower, "offset")
+				l_parameters.put (a_date, "date")
+
+				sql_query (sql_select_recent_node_changes_before, l_parameters)
+				sql_start
+			until
+				sql_after
+			loop
+				if attached fetch_node as l_node then
+					Result.force (l_node)
+				end
+				sql_forth
+			end
+		end
+
 	node_by_id (a_id: INTEGER_64): detachable CMS_NODE
 			-- Retrieve node by id `a_id', if any.
 		local
@@ -402,7 +430,9 @@ feature {NONE} -- Queries
 
 	sql_select_node_by_id_and_revision: STRING = "SELECT nodes.nid, node_revisions.revision, nodes.type, node_revisions.title, node_revisions.summary, node_revisions.content, node_revisions.format, node_revisions.author, nodes.publish, nodes.created, node_revisions.changed, node_revisions.status FROM nodes INNER JOIN node_revisions ON nodes.nid = node_revisions.nid WHERE nodes.nid = :nid AND node_revisions.revision = :revision ORDER BY node_revisions.revision DESC;"
 
-	sql_select_recent_nodes: STRING = "SELECT nid, revision, type, title, summary, content, format, author, publish, created, changed, status FROM nodes ORDER BY nid DESC, publish DESC LIMIT :rows OFFSET :offset ;"
+	sql_select_recent_nodes: STRING = "SELECT nid, revision, type, title, summary, content, format, author, publish, created, changed, status FROM nodes ORDER BY nid DESC, publish DESC LIMIT :size OFFSET :offset ;"
+
+	sql_select_recent_node_changes_before: STRING = "SELECT nid, revision, type, title, summary, content, format, author, publish, created, changed, status FROM nodes WHERE changed <= :date ORDER BY changed DESC, nid DESC LIMIT :size OFFSET :offset ;"
 
 	sql_insert_node: STRING = "INSERT INTO nodes (revision, type, title, summary, content, format, publish, created, changed, status, author) VALUES (:revision, :type, :title, :summary, :content, :format, :publish, :created, :changed, :status, :author);"
 			-- SQL Insert to add a new node.

modules/oauth20/cms_oauth_20_module.e

@@ -192,8 +192,8 @@ feature -- Hooks configuration
 			-- Module hooks configuration.
 		do
 			auto_subscribe_to_hooks (a_response)
-			a_response.subscribe_to_block_hook (Current)
-			a_response.subscribe_to_value_table_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_value_table_alter_hook (Current)
 		end
 
 feature -- Hooks

modules/openid/cms_openid_module.e

@@ -170,8 +170,8 @@ feature -- Hooks configuration
 			-- Module hooks configuration.
 		do
 			auto_subscribe_to_hooks (a_response)
-			a_response.subscribe_to_block_hook (Current)
-			a_response.subscribe_to_value_table_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_value_table_alter_hook (Current)
 		end
 
 feature -- Hooks

modules/recent_changes/cms_recent_change_container.e

@@ -0,0 +1,82 @@
+note
+	description: "Container of recent change items, and associated parameters."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_RECENT_CHANGE_CONTAINER
+
+inherit
+	ITERABLE [CMS_RECENT_CHANGE_ITEM]
+
+create
+	make
+
+feature -- Initialization
+
+	make (a_limit: NATURAL_32; a_date: detachable DATE_TIME; a_source: detachable READABLE_STRING_8)
+		do
+			limit := a_limit
+			date := a_date
+			source := a_source
+			create items.make (a_limit.to_integer_32)
+		end
+
+feature -- Settings
+
+	limit: NATURAL_32
+
+	date: detachable DATE_TIME
+
+	source: detachable READABLE_STRING_8
+
+feature -- Access
+
+	items: ARRAYED_LIST [CMS_RECENT_CHANGE_ITEM]
+			-- List of recent events.	
+
+	count: INTEGER
+			-- Number of change items.
+		do
+			Result := items.count
+		end
+
+feature -- Access
+
+	new_cursor: ITERATION_CURSOR [CMS_RECENT_CHANGE_ITEM]
+			-- <Precursor>
+		do
+			Result := items.new_cursor
+		end
+
+feature -- Change
+
+	force (a_item: CMS_RECENT_CHANGE_ITEM)
+			-- Add `a_item'.
+		do
+			items.force (a_item)
+		end
+
+feature -- Sorting
+
+	sort
+			-- Sort `items' from older, to newer.
+		do
+			change_item_sorter.sort (items)
+		end
+
+	reverse_sort
+			-- Sort `items' from newer to older.
+		do
+			change_item_sorter.reverse_sort (items)
+		end
+
+feature {NONE} -- Implementation
+
+	change_item_sorter: QUICK_SORTER [CMS_RECENT_CHANGE_ITEM]
+			-- New change item sorter.
+		once
+			create Result.make (create {COMPARABLE_COMPARATOR [CMS_RECENT_CHANGE_ITEM]})
+		end
+
+end

modules/recent_changes/cms_recent_change_item.e

@@ -0,0 +1,64 @@
+note
+	description: "Information related to change event."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_RECENT_CHANGE_ITEM
+
+inherit
+	COMPARABLE
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make (a_source: READABLE_STRING_8; lnk: CMS_LOCAL_LINK; a_date_time: DATE_TIME)
+		do
+			source := a_source
+			link := lnk
+			date := a_date_time
+		end
+
+feature -- Access
+
+	link: CMS_LOCAL_LINK
+			-- Local link associated with the resource.
+
+	date: DATE_TIME
+			-- Time of the event item.
+
+	author: detachable CMS_USER
+			-- Optional author.
+
+	source: READABLE_STRING_8
+			-- Source of Current event.
+
+	information: detachable READABLE_STRING_8
+			-- Optional information related to Current event.
+			--| For instance: creation, trashed, modified, ...
+
+feature -- Element change
+
+	set_author (u: like author)
+			-- Set `author' to `u'.
+		do
+			author := u
+		end
+
+	set_information (a_info: like information)
+			-- Set `information' to `a_info'.
+		do
+			information := a_info
+		end
+
+feature -- Comparison
+
+	is_less alias "<" (other: like Current): BOOLEAN
+			-- <Precursor>
+		do
+			Result := date < other.date
+		end
+
+end

modules/recent_changes/cms_recent_changes_hook.e

@@ -0,0 +1,20 @@
+note
+	description: "Hook provided by module {CMS_RECENT_CHANGES_MODULE}."
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_RECENT_CHANGES_HOOK
+
+inherit
+	CMS_HOOK
+
+feature -- Invocation
+
+	populate_recent_changes (a_changes: CMS_RECENT_CHANGE_CONTAINER; a_sources: LIST [READABLE_STRING_8])
+			-- Populate recent changes inside `a_changes' according to associated parameters.
+			-- Also provide sources of information.
+		deferred
+		end
+
+end

modules/recent_changes/cms_recent_changes_module.e

@@ -0,0 +1,242 @@
+note
+	description: "CMS module that bring support for recent changes."
+	date: "$Date: 2015-02-13 13:08:13 +0100 (ven., 13 févr. 2015) $"
+	revision: "$Revision: 96616 $"
+
+class
+	CMS_RECENT_CHANGES_MODULE
+
+inherit
+	CMS_MODULE
+		rename
+			module_api as recent_changes_api
+		redefine
+			register_hooks,
+			permissions
+		end
+
+	CMS_HOOK_MENU_SYSTEM_ALTER
+
+	CMS_HOOK_RESPONSE_ALTER
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make
+			-- Create Current module, disabled by default.
+		do
+			version := "1.0"
+			description := "Service to access recent changes"
+			package := "notification"
+		end
+
+feature -- Access
+
+	name: STRING = "recent_changes"
+
+	permissions: LIST [READABLE_STRING_8]
+			-- List of permission ids, used by this module, and declared.
+		do
+			Result := Precursor
+			Result.force ("view recent changes")
+		end
+
+feature -- Access: router
+
+	setup_router (a_router: WSF_ROUTER; a_api: CMS_API)
+			-- <Precursor>
+		do
+			a_router.handle ("/recent_changes/", create {WSF_URI_AGENT_HANDLER}.make (agent handle_recent_changes (a_api, ?, ?)), a_router.methods_head_get)
+		end
+
+feature -- Handler
+
+	handle_recent_changes (api: CMS_API; req: WSF_REQUEST; res: WSF_RESPONSE)
+		local
+			r: CMS_RESPONSE
+			l_changes: CMS_RECENT_CHANGE_CONTAINER
+			l_sources: ARRAYED_LIST [READABLE_STRING_8]
+			dt, prev_dt: detachable DATE
+			ch: detachable CMS_RECENT_CHANGE_ITEM
+			htdate: HTTP_DATE
+			l_content: STRING
+			l_form: CMS_FORM
+			l_select: WSF_FORM_SELECT
+			l_until_date: detachable DATE_TIME
+			l_filter_source: detachable READABLE_STRING_8
+			l_size: NATURAL_32
+			l_query: STRING
+			opt: WSF_FORM_SELECT_OPTION
+		do
+			if attached {WSF_STRING} req.query_parameter ("date") as p_until_date then
+				create htdate.make_from_timestamp (p_until_date.value.to_integer_64)
+				l_until_date := htdate.date_time
+--				l_until_date.second_add (-1)
+			end
+			if attached {WSF_STRING} req.query_parameter ("filter") as p_filter then
+				l_filter_source := p_filter.url_encoded_value
+			end
+			if attached {WSF_STRING} req.query_parameter ("size") as p_size then
+				l_size := p_size.integer_value.to_natural_32
+			end
+			if l_size = 0 then
+				l_size := 25
+			end
+
+			create {GENERIC_VIEW_CMS_RESPONSE} r.make (req, res, api)
+			if r.has_permission ("view recent changes") then
+				create l_changes.make (l_size, l_until_date, l_filter_source)
+
+				create l_content.make (1024)
+				if attached r.hooks.subscribers ({CMS_RECENT_CHANGES_HOOK}) as lst then
+					create l_sources.make (lst.count)
+					across
+						lst as ic
+					loop
+						if attached {CMS_RECENT_CHANGES_HOOK} ic.item as h then
+							h.populate_recent_changes (l_changes, l_sources)
+						end
+					end
+					create l_form.make (req.percent_encoded_path_info, "recent-changes")
+					create l_select.make ("source")
+					l_select.set_label ("Sources")
+					create opt.make ("", "...")
+					l_select.add_option (opt)
+					across
+						l_sources as ic
+					loop
+						create opt.make (ic.item, ic.item)
+						if l_filter_source /= Void and then ic.item.is_case_insensitive_equal (l_filter_source) then
+							opt.set_is_selected (True)
+						end
+						l_select.add_option (opt)
+					end
+					l_form.extend (l_select)
+					l_form.extend_html_text ("<br/>")
+					l_form.append_to_html (create {CMS_TO_WSF_THEME}.make (r, r.theme), l_content)
+				end
+
+				l_changes.reverse_sort
+				l_content.append ("<table class=%"recent-changes%" style=%"border-spacing: 5px;%">")
+				l_content.append ("<thead>")
+				l_content.append ("<tr>")
+				l_content.append ("<th>Date</th>")
+				l_content.append ("<th>Source</th>")
+				l_content.append ("<th>Resource</th>")
+				l_content.append ("<th>User</th>")
+				l_content.append ("<th>Information</th>")
+				l_content.append ("</tr>")
+				l_content.append ("</thead>")
+				l_content.append ("<tbody>")
+
+				across
+					l_changes as ic
+				loop
+					ch := ic.item
+					dt := ch.date.date
+					if dt /~ prev_dt then
+						l_content.append ("<tr>")
+						l_content.append ("<td class=%"title%" colspan=%"5%">")
+						l_content.append (dt.formatted_out ("ddd, dd mmm yyyy"))
+						l_content.append ("</td>")
+						l_content.append ("</tr>")
+					end
+					prev_dt := dt
+					l_content.append ("<tr>")
+					l_content.append ("<td class=%"date%">")
+					create htdate.make_from_date_time (ch.date)
+					htdate.append_to_rfc1123_string (l_content)
+					l_content.append ("</td>")
+					l_content.append ("<td class=%"source%">" + ch.source + "</td>")
+					l_content.append ("<td class=%"resource%">")
+					l_content.append (r.link (ch.link.title, ch.link.location, Void))
+					l_content.append ("</td>")
+					l_content.append ("<td class=%"user%">")
+					if attached ch.author as u then
+						l_content.append (r.link (u.name, "user/" + u.id.out, Void))
+					end
+					l_content.append ("</td>")
+					l_content.append ("<td class=%"info%">")
+					if attached ch.information as l_info then
+						l_content.append ("<strong>" + l_info + "</strong> ")
+					end
+					l_content.append ("</td>")
+					l_content.append ("</tr>%N")
+				end
+				l_content.append ("</tbody>")
+				l_content.append ("</table>%N")
+
+				if ch /= Void then
+					if l_until_date /= Void then
+						l_content.append (" <a href=%"")
+						l_content.append (r.url (r.location, Void))
+						l_content.append ("?size=" + l_size.out + "%">&lt;&lt;</a> ")
+					end
+
+					if l_until_date /~ ch.date then
+						create htdate.make_from_date_time (ch.date)
+						create l_query.make_from_string ("size=" + l_size.out)
+						l_query.append ("&date=")
+						l_query.append (htdate.timestamp.out)
+						if l_filter_source /= Void then
+							l_query.append ("&filter=")
+							l_query.append (l_filter_source)
+						end
+						l_content.append ("<a href=%"")
+						l_content.append (r.url (r.location, create {CMS_API_OPTIONS}.make_from_manifest (<<["query", l_query]>>)))
+						l_content.append ("%">More  ...</a>")
+					end
+				end
+
+				r.set_main_content (l_content)
+				if l_until_date = Void then
+					r.set_title ("Recent changes")
+				else
+					create htdate.make_from_date_time (l_until_date)
+					r.set_title ("Recent changes before " + htdate.string)
+				end
+			else
+				create {FORBIDDEN_ERROR_CMS_RESPONSE} r.make (req, res, api)
+			end
+
+			r.execute
+		end
+
+feature -- Hooks configuration
+
+	register_hooks (a_response: CMS_RESPONSE)
+			-- Module hooks configuration.
+		do
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+			a_response.hooks.subscribe_to_response_alter_hook (Current)
+		end
+
+feature -- Hook
+
+	response_alter (a_response: CMS_RESPONSE)
+		do
+			a_response.add_additional_head_line ("[
+					<style>
+						table.recent-changes th { padding: 3px; }
+						table.recent-changes td { padding: 3px; border: dotted 1px #ddd; }
+						table.recent-changes td.date { padding-left: 15px; }
+						table.recent-changes td.title { font-weight: bold; }
+						</style>
+				]", True)
+		end
+
+	menu_system_alter (a_menu_system: CMS_MENU_SYSTEM; a_response: CMS_RESPONSE)
+			-- Hook execution on collection of menu contained by `a_menu_system'
+			-- for related response `a_response'.
+		local
+			lnk: CMS_LOCAL_LINK
+		do
+			create lnk.make ("Recent changes", "recent_changes/")
+			lnk.set_permission_arguments (<<"view recent changes">>)
+			a_menu_system.navigation_menu.extend (lnk)
+		end
+
+
+end

modules/recent_changes/recent_changes-safe.ecf

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-13-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-13-0 http://www.eiffel.com/developers/xml/configuration-1-13-0.xsd" name="recent_changes" uuid="1C3893A3-46FC-4E60-86AE-37CB7939BC7F" library_target="recent_changes">
+	<target name="recent_changes">
+		<root all_classes="true"/>
+		<file_rule>
+			<exclude>/EIFGENs$</exclude>
+			<exclude>/CVS$</exclude>
+			<exclude>/.svn$</exclude>
+		</file_rule>
+		<option warning="true" full_class_checking="false" is_attached_by_default="true" void_safety="all" syntax="transitional">
+			<assertions precondition="true" postcondition="true" check="true" invariant="true" loop="true" supplier_precondition="true"/>
+		</option>
+		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
+		<library name="base_extension" location="$ISE_LIBRARY\library\base_extension\base_extension-safe.ecf"/>
+		<library name="time" location="$ISE_LIBRARY\library\time\time-safe.ecf"/>
+		<library name="cms" location="..\..\cms-safe.ecf"/>
+		<library name="cms_model" location="..\..\library\model\cms_model-safe.ecf" readonly="false"/>
+		<library name="error" location="$ISE_LIBRARY\contrib\library\utility\general\error\error-safe.ecf"/>
+		<library name="http" location="$ISE_LIBRARY\contrib\library\network\protocol\http\http-safe.ecf"/>
+		<library name="wsf" location="$ISE_LIBRARY\contrib\library\web\framework\ewf\wsf\wsf-safe.ecf"/>
+		<library name="wsf_extension" location="$ISE_LIBRARY\contrib\library\web\framework\ewf\wsf\wsf_extension-safe.ecf" readonly="false"/>
+		<library name="wsf_html" location="$ISE_LIBRARY\contrib\library\web\framework\ewf\wsf_html\wsf_html-safe.ecf" readonly="false"/>
+		<cluster name="src" location=".\" recursive="true"/>
+	</target>
+</system>

src/hooks/cms_hook.e

@@ -8,4 +8,7 @@ note
 deferred class
 	CMS_HOOK
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/hooks/cms_hook_auto_register.e

@@ -17,24 +17,27 @@ inherit
 feature -- Hook
 
 	auto_subscribe_to_hooks (a_response: CMS_RESPONSE)
+		local
+			l_manager: CMS_HOOK_CORE_MANAGER
 		do
+			l_manager := a_response.hooks
 			if attached {CMS_HOOK_MENU_SYSTEM_ALTER} Current as h_menu_system_alter then
-				a_response.subscribe_to_menu_system_alter_hook (h_menu_system_alter)
+				l_manager.subscribe_to_menu_system_alter_hook (h_menu_system_alter)
 			end
 			if attached {CMS_HOOK_MENU_ALTER} Current as h_menu_alter then
-				a_response.subscribe_to_menu_alter_hook (h_menu_alter)
+				l_manager.subscribe_to_menu_alter_hook (h_menu_alter)
 			end
 			if attached {CMS_HOOK_BLOCK} Current as h_block then
-				a_response.subscribe_to_block_hook (h_block)
+				l_manager.subscribe_to_block_hook (h_block)
 			end
 			if attached {CMS_HOOK_FORM_ALTER} Current as h_form then
-				a_response.subscribe_to_form_alter_hook (h_form)
+				l_manager.subscribe_to_form_alter_hook (h_form)
 			end
 			if attached {CMS_HOOK_VALUE_TABLE_ALTER} Current as h_value then
-				a_response.subscribe_to_value_table_alter_hook (h_value)
+				l_manager.subscribe_to_value_table_alter_hook (h_value)
 			end
 			if attached {CMS_HOOK_RESPONSE_ALTER} Current as h_resp then
-				a_response.subscribe_to_response_alter_hook (h_resp)
+				l_manager.subscribe_to_response_alter_hook (h_resp)
 			end
 		end
 

src/hooks/cms_hook_core_manager.e

@@ -0,0 +1,160 @@
+note
+	description: "[
+			Hook manager specific for Core hooks.
+				- Value Table Alter
+				-
+		]"
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_HOOK_CORE_MANAGER
+
+inherit
+	CMS_HOOK_MANAGER
+
+create
+	make
+
+feature -- Hook: value alter
+
+	subscribe_to_value_table_alter_hook (h: CMS_HOOK_VALUE_TABLE_ALTER)
+			-- Add `h' as subscriber of value table alter hooks CMS_HOOK_VALUE_TABLE_ALTER.		
+		do
+			subscribe_to_hook (h, {CMS_HOOK_VALUE_TABLE_ALTER})
+		end
+
+	invoke_value_table_alter (a_table: CMS_VALUE_TABLE; a_response: CMS_RESPONSE)
+			-- Invoke value table alter hook for table `a_table'.		
+		do
+			if attached subscribers ({CMS_HOOK_VALUE_TABLE_ALTER}) as lst then
+				across
+					lst as ic
+				loop
+					if attached {CMS_HOOK_VALUE_TABLE_ALTER} ic.item as h then
+						h.value_table_alter (a_table, a_response)
+					end
+				end
+			end
+		end
+
+feature -- Hook: response
+
+	subscribe_to_response_alter_hook (h: CMS_HOOK_RESPONSE_ALTER)
+			-- Add `h' as subscriber of response alter hooks CMS_HOOK_RESPONSE_ALTER.		
+		do
+			subscribe_to_hook (h, {CMS_HOOK_RESPONSE_ALTER})
+		end
+
+	invoke_response_alter (a_response: CMS_RESPONSE)
+			-- Invoke response alter hook for response `a_response'.		
+		do
+			if attached subscribers ({CMS_HOOK_RESPONSE_ALTER}) as lst then
+				across
+					lst as ic
+				loop
+					if attached {CMS_HOOK_RESPONSE_ALTER} ic.item as h then
+						h.response_alter (a_response)
+					end
+				end
+			end
+		end
+
+feature -- Hook: menu_system_alter
+
+	subscribe_to_menu_system_alter_hook (h: CMS_HOOK_MENU_SYSTEM_ALTER)
+			-- Add `h' as subscriber of menu system alter hooks CMS_HOOK_MENU_SYSTEM_ALTER.	
+		do
+			subscribe_to_hook (h, {CMS_HOOK_MENU_SYSTEM_ALTER})
+		end
+
+	invoke_menu_system_alter (a_menu_system: CMS_MENU_SYSTEM; a_response: CMS_RESPONSE)
+			-- Invoke menu system alter hook for menu `a_menu_system', and response `a_response'.	
+		do
+			if attached subscribers ({CMS_HOOK_MENU_SYSTEM_ALTER}) as lst then
+				across
+					lst as ic
+				loop
+					if attached {CMS_HOOK_MENU_SYSTEM_ALTER} ic.item as h then
+						h.menu_system_alter (a_menu_system, a_response)
+					end
+				end
+			end
+		end
+
+feature -- Hook: menu_alter
+
+	subscribe_to_menu_alter_hook (h: CMS_HOOK_MENU_ALTER)
+			-- Add `h' as subscriber of menu alter hooks CMS_HOOK_MENU_ALTER.
+		do
+			subscribe_to_hook (h, {CMS_HOOK_MENU_ALTER})
+		end
+
+	invoke_menu_alter (a_menu: CMS_MENU; a_response: CMS_RESPONSE)
+			-- Invoke menu alter hook for menu `a_menu', and response `a_response'.
+		do
+			if attached subscribers ({CMS_HOOK_MENU_ALTER}) as lst then
+				across
+					lst as c
+				loop
+					if attached {CMS_HOOK_MENU_ALTER} c.item as h then
+						h.menu_alter (a_menu, a_response)
+					end
+				end
+			end
+		end
+
+
+feature -- Hook: form_alter
+
+	subscribe_to_form_alter_hook (h: CMS_HOOK_FORM_ALTER)
+			-- Add `h' as subscriber of form alter hooks CMS_HOOK_FORM_ALTER,
+			-- and response `a_response'.
+		do
+			subscribe_to_hook (h, {CMS_HOOK_MENU_ALTER})
+		end
+
+	invoke_form_alter (a_form: CMS_FORM; a_form_data: detachable WSF_FORM_DATA; a_response: CMS_RESPONSE)
+			-- Invoke form alter hook for form `a_form' and associated data `a_form_data'
+		do
+			if attached subscribers ({CMS_HOOK_FORM_ALTER}) as lst then
+				across
+					lst as c
+				loop
+					if attached {CMS_HOOK_FORM_ALTER} c.item as h then
+						h.form_alter (a_form, a_form_data, a_response)
+					end
+				end
+			end
+		end
+
+feature -- Hook: block		
+
+	subscribe_to_block_hook (h: CMS_HOOK_BLOCK)
+			-- Add `h' as subscriber of hooks CMS_HOOK_BLOCK.
+		do
+			subscribe_to_hook (h, {CMS_HOOK_BLOCK})
+		end
+
+	invoke_block (a_response: CMS_RESPONSE)
+			-- Invoke block hook for response `a_response' in order to get block from modules.
+		do
+			if attached subscribers ({CMS_HOOK_BLOCK}) as lst then
+				across
+					lst as c
+				loop
+					if attached {CMS_HOOK_BLOCK} c.item as h then
+						across
+							h.block_list as blst
+						loop
+							h.get_block_view (blst.item, a_response)
+						end
+					end
+				end
+			end
+		end
+
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
+end

src/hooks/cms_hook_manager.e

@@ -0,0 +1,55 @@
+note
+	description: "Hooks manager."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_HOOK_MANAGER
+
+create
+	make
+
+feature {NONE} -- Initialization	
+
+	make
+		do
+			create all_subscribers.make (0)
+		end
+
+feature -- Access
+
+	subscribers (a_type: TYPE [CMS_HOOK]): detachable LIST [CMS_HOOK]
+			-- Subscribers of hook typed `a_type'.
+		do
+			Result := all_subscribers.item (a_type)
+		end
+
+feature -- Change
+
+	subscribe_to_hook (h: CMS_HOOK; a_hook_type: TYPE [CMS_HOOK])
+			-- Subscribe `h' to hooks identified by `a_hook_type'.
+		local
+			lst: detachable LIST [CMS_HOOK]
+		do
+			lst := all_subscribers.item (a_hook_type)
+			if lst = Void then
+				create {ARRAYED_LIST [CMS_HOOK]} lst.make (1)
+				all_subscribers.force (lst, a_hook_type)
+			end
+			if not lst.has (h) then
+				lst.force (h)
+			end
+		end
+
+feature {NONE} -- Implementation
+
+	all_subscribers: HASH_TABLE [LIST [CMS_HOOK], TYPE [CMS_HOOK]]
+
+invariant
+	all_subscribers /= Void
+
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
+end
+

src/kernel/content/cms_block.e

@@ -23,7 +23,12 @@ feature -- Access
 	html_options: detachable CMS_HTML_OPTIONS
 			-- Optional addition html options.
 
-feature -- status report
+feature -- Status report
+
+	is_empty: BOOLEAN
+			-- Is current block empty?
+		deferred
+		end
 
 	is_enabled: BOOLEAN
 			-- Is current block enabled?
@@ -93,4 +98,7 @@ feature -- Status report
 			end
 		end
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/content/cms_block_region.e

@@ -21,11 +21,10 @@ feature {NONE} -- Initialization
 feature -- Access
 
 	name: READABLE_STRING_8
-		-- Block region name.
+			-- Block region name.
 
 	blocks: ARRAYED_LIST [CMS_BLOCK]
-		-- List of blocks.
-
+			-- List of blocks.
 
 feature -- Element change
 
@@ -35,8 +34,15 @@ feature -- Element change
 			blocks.force (b)
 		end
 
-;note
-	copyright: "2011-2014, Jocelyn Fiat, Eiffel Software and others"
+	remove (b: CMS_BLOCK)
+		require
+			has_block_b: blocks.has (b)
+		do
+			blocks.prune_all (b)
+		end
+
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 	source: "[
 			Eiffel Software

src/kernel/content/cms_content_block.e

@@ -49,6 +49,12 @@ feature -- Access
 
 feature -- Status report
 
+	is_empty: BOOLEAN
+			-- Is current block empty?
+		do
+			Result := is_raw and content.is_empty
+		end
+
 	is_raw: BOOLEAN assign set_is_raw
 			-- Is raw?
 			-- If True, do not get wrapped it with block specific div	
@@ -87,7 +93,7 @@ feature -- Conversion
 			end
 		end
 note
-	copyright: "2011-2014, Jocelyn Fiat, Eiffel Software and others"
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 	source: "[
 			Eiffel Software

src/kernel/content/cms_file_block.e

@@ -57,12 +57,39 @@ feature -- Access
 	root_path: detachable PATH
 			-- Root location for files universe.
 
+	resolved_location: PATH
+			-- Path of related file, taking into account `root_path' and `location'.
+		do
+				-- Process html generation
+			if attached root_path as l_root_path then
+				Result := l_root_path.extended_path (location)
+			else
+				Result := location
+			end
+		end
+
 feature -- Status report
 
+	is_empty: BOOLEAN
+			-- Is current block empty?
+		do
+			Result := not exists
+			debug ("cms")
+				Result := True
+			end
+		end
+
 	is_raw: BOOLEAN
 			-- Is raw?
 			-- If True, do not get wrapped it with block specific div	
 
+	exists: BOOLEAN
+		local
+			ut: FILE_UTILITIES
+		do
+			Result := ut.file_path_exists (resolved_location)
+		end
+
 feature -- Element change
 
 	set_is_raw (b: BOOLEAN)
@@ -94,11 +121,7 @@ feature -- Conversion
 			ut: FILE_UTILITIES
 		do
 				-- Process html generation
-			if attached root_path as l_root_path then
-				p := l_root_path.extended_path (location)
-			else
-				p := location
-			end
+			p := resolved_location
 			if ut.file_path_exists (p) then
 				create f.make_with_path (p)
 				if f.exists and then f.is_access_readable then
@@ -145,4 +168,7 @@ feature -- Debug
 			end
 			Result.append ("%N")
 		end
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/content/cms_menu_block.e

@@ -31,6 +31,12 @@ feature -- Access
 
 feature -- Status report
 
+	is_empty: BOOLEAN
+			-- Is current block empty?
+		do
+			Result := menu.is_empty
+		end
+
 	is_horizontal: BOOLEAN assign set_is_horizontal
 		-- Is horizontal layout for the menu?
 
@@ -72,4 +78,7 @@ feature -- Conversion
 			Result := a_theme.menu_html (menu, is_horizontal, html_options)
 		end
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/content/cms_smarty_template_block.e

@@ -69,6 +69,9 @@ feature -- Access
 
 feature -- Status report
 
+	is_empty: BOOLEAN = False
+			-- Is current block empty?
+
 	is_raw: BOOLEAN
 			-- Is raw?
 			-- If True, do not get wrapped it with block specific div	
@@ -192,4 +195,7 @@ feature -- Debug
 			end
 			Result.append ("%N}")
 		end
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/form/cms_editor.e

@@ -8,6 +8,7 @@ deferred class
 	CMS_EDITOR
 
 feature -- Initialisation
+
 	load_assets : STRING
 			-- Loads all assest needed to show the editor
 		deferred
@@ -15,57 +16,55 @@ feature -- Initialisation
 
 feature -- Javascript
 
-	javascript_replace_textarea (a_textarea : WSF_FORM_TEXTAREA) : STRING
+	javascript_replace_textarea (a_textarea : WSF_FORM_TEXTAREA): STRING
 			-- Javascript code that replaces a textarea with the editor. The editor instance should be saved in editor_variable
 		deferred
 		end
 
-	javascript_restore_textarea (a_textarea : WSF_FORM_TEXTAREA) : STRING
+	javascript_restore_textarea (a_textarea : WSF_FORM_TEXTAREA): STRING
 			-- Javascript code that restores a textarea
 		deferred
 		end
 
-	javascript_textarea_to_editor(a_textarea : WSF_FORM_TEXTAREA) : STRING
+	javascript_textarea_to_editor (a_textarea : WSF_FORM_TEXTAREA): STRING
 			-- Javascript code to display the textarea as a WYSIWIG editor as soon as the document is loaded
 		do
-			Result := javascript_ready(javascript_replace_textarea (a_textarea))
+			Result := javascript_ready (javascript_replace_textarea (a_textarea))
 		end
 
-	javascript_textarea_to_editor_if_selected (a_textarea : WSF_FORM_TEXTAREA; a_select_field : WSF_FORM_SELECT; a_value : STRING) : STRING
+	javascript_textarea_to_editor_if_selected (a_textarea: WSF_FORM_TEXTAREA; a_select_field : WSF_FORM_SELECT; a_value : STRING) : STRING
 			-- Javascript code to display the textarea as a WYSIWIG editor if a_select_field has a_value
 		local
-			initial_replace_code, on_select_replace_code : STRING
+			initial_replace_code, on_select_replace_code: STRING
 		do
 			-- Javascript that replaces the textarea if a_value is selected at load time
-			initial_replace_code := javascript_ready(javascript_if_selected(a_select_field, a_value, javascript_replace_textarea(a_textarea)))
+			initial_replace_code := javascript_ready (javascript_if_selected (a_select_field, a_value, javascript_replace_textarea (a_textarea)))
 
 			-- Javascript code that replaces the textarea as soon as value is selected at a_select_field
 			on_select_replace_code := javascript_ready(
-										javascript_init_editor_variable(a_textarea) +
-										javascript_on_select(a_select_field, a_value,
+										javascript_init_editor_variable (a_textarea) +
+										javascript_on_select (a_select_field, a_value,
 											-- If a_value is selected, replace textarea
-											javascript_replace_textarea(a_textarea),
+										javascript_replace_textarea (a_textarea),
 
 											-- Otherwise restore it
-											javascript_restore_textarea(a_textarea)
+										javascript_restore_textarea (a_textarea)
 										)
 									)
 
 			Result := initial_replace_code + " " + on_select_replace_code
 		end
 
-	javascript_init_editor_variable(a_textarea : WSF_FORM_TEXTAREA) : STRING
+	javascript_init_editor_variable (a_textarea : WSF_FORM_TEXTAREA) : STRING
 			-- Returns the javascript code that initializes a local variable to store the editor instance
 		do
-			Result := "var " + editor_variable(a_textarea) + "; "
+			Result := "var " + editor_variable (a_textarea) + "; "
 		end
 
-
-
-	javascript_if_selected(a_select_field : WSF_FORM_SELECT; a_value : STRING; a_code : STRING) : STRING
+	javascript_if_selected (a_select_field : WSF_FORM_SELECT; a_value : STRING; a_code : STRING) : STRING
 			-- Javascript that executes a_code if a_value is selected at a_select_field
 		do
-			Result := "if($('#" + field_id(a_select_field) + "').val() == %"" + a_value + "%"){ " + a_code + " }"
+			Result := "if($('#" + field_id (a_select_field) + "').val() == %"" + a_value + "%"){ " + a_code + " }"
 		end
 
 	javascript_ready (a_code : STRING) : STRING
@@ -77,8 +76,8 @@ feature -- Javascript
 	javascript_on_select (a_select_field : WSF_FORM_SELECT; a_value : STRING; a_then : STRING; a_else : STRING) : STRING
 			-- Javascript code that executes a_then if at the given select_field the given string value is selected, otherwise it executes a_else
 		do
-			Result := "$('#" + field_id(a_select_field) + "').change(function(){" +
-					javascript_if_selected(a_select_field, a_value, a_then) +
+			Result := "$('#" + field_id (a_select_field) + "').change(function(){" +
+					javascript_if_selected (a_select_field, a_value, a_then) +
 				"else{" +
 					a_else +
 				"}" +
@@ -100,7 +99,10 @@ feature -- Helper
 	editor_variable (a_textarea : WSF_FORM_TEXTAREA) : STRING
 			-- Returns the variable name that stores the editor instance of the given textarea
 		do
-			Result := "editor_" + a_textarea.name
+			Result := "cms_ckeditor_" + a_textarea.name
 		end
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/form/cms_editor_ckeditor.e

@@ -23,15 +23,20 @@ feature -- Javascript
 	javascript_replace_textarea (a_textarea : WSF_FORM_TEXTAREA) : STRING
 			-- <Precursor>
 		do
-			-- Replaces the textarea with an editor instance. Save the instance in a variable
-			Result := editor_variable(a_textarea) + " = CKEDITOR.replace( '" + a_textarea.name + "' );"
+				-- Replaces the textarea with an editor instance. Save the instance in a variable
+			Result := "$(%"textarea[name="+ a_textarea.name +"]%").each(function() {"
+			Result.append (editor_variable (a_textarea) + " = CKEDITOR.replace(this);")
+			Result.append ("});")
 		end
 
 	javascript_restore_textarea (a_textarea : WSF_FORM_TEXTAREA) : STRING
 			-- <Precursor>
 		do
-			-- Replaces the textarea with an editor instance. Save the instance in a variable
-			Result := "if (" + editor_variable(a_textarea) + " != undefined) " + editor_variable(a_textarea) + ".destroy();"
+				-- Replaces the textarea with an editor instance. Save the instance in a variable
+			Result := "if (" + editor_variable (a_textarea) + " != undefined) " + editor_variable (a_textarea) + ".destroy();"
 		end
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/form/cms_form.e

@@ -19,7 +19,7 @@ feature -- Basic operation
 
 	prepare (a_response: CMS_RESPONSE)
 		do
-			a_response.invoke_form_alter (Current, Void)
+			a_response.hooks.invoke_form_alter (Current, Void, a_response)
 		end
 
 	process (a_response: CMS_RESPONSE)
@@ -29,7 +29,7 @@ feature -- Basic operation
 
 	on_prepared (a_response: CMS_RESPONSE; fd: WSF_FORM_DATA)
 		do
-			a_response.invoke_form_alter (Current, fd)
+			a_response.hooks.invoke_form_alter (Current, fd, a_response)
 		end
 
 	on_processed (a_response: CMS_RESPONSE; fd: WSF_FORM_DATA)
@@ -39,4 +39,7 @@ feature -- Basic operation
 			end
 		end
 
+note
+	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end

src/kernel/form/cms_form_textarea.e

@@ -24,15 +24,15 @@ feature -- Initialisation
 	make (a_name: like name)
 			-- <Precursor>
 		do
-			precursor(a_name)
+			Precursor (a_name)
 
 				-- By default we don't replace the textarea by an editor
-			editor := False;
+			editor_activated := False;
 		end
 
 feature -- Access
 
-	editor : BOOLEAN
+	editor_activated : BOOLEAN
 			-- True if the textarea should be replaced by the editor. Default is false.
 
 	format_field : detachable WSF_FORM_SELECT
@@ -45,13 +45,13 @@ feature -- Editor
 	show_as_editor
 			-- The textarea will be replaced by a wysiwyg editor
 		do
-			editor := True
+			editor_activated := True
 		end
 
 	show_as_editor_if_selected (a_select_field : WSF_FORM_SELECT; a_value : STRING)
 			-- Replaces the textarea only if a_select_field has a_value (or the value gets selected)
 		do
-			editor := True
+			editor_activated := True
 			format_field := a_select_field
 			condition_value := a_value
 		end
@@ -61,8 +61,8 @@ feature -- Conversion
 	append_item_to_html (a_theme: WSF_THEME; a_html: STRING_8)
 		do
 			-- Add javascript to replace textarea with editor
-			precursor(a_theme, a_html)
-			if editor then
+			Precursor (a_theme, a_html)
+			if editor_activated then
 				a_html.append (load_assets)
 				a_html.append ("<script type=%"text/javascript%">");
 				if attached format_field as l_field and then attached condition_value as l_value then

src/modules/cms_debug_module.e

@@ -51,7 +51,7 @@ feature -- Hooks configuration
 			-- Module hooks configuration.
 		do
 			auto_subscribe_to_hooks (a_response)
-			a_response.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
 		end
 
 feature -- Hooks

src/persistence/cms_storage_null.e

@@ -101,7 +101,19 @@ feature -- Custom
 
 	custom_value (a_name: READABLE_STRING_GENERAL; a_type: detachable READABLE_STRING_8): detachable READABLE_STRING_32
 			-- Data for name `a_name' and type `a_type' (or default if none).
+		local
+			s: STRING_32
 		do
+			if attached api as l_api then
+				create s.make_from_string_general ("custom_values")
+				if a_type /= Void then
+					s.append_character ('.')
+					s.append_string_general (a_type)
+				end
+				s.append_character ('.')
+				s.append_string_general (a_name)
+				Result := l_api.setup.text_item (s)
+			end
 		end
 
 

src/service/response/cms_response.e

@@ -33,7 +33,7 @@ feature {NONE} -- Initialization
 			get_theme
 			create menu_system.make
 			initialize_block_region_settings
-			create hook_subscribers.make (0)
+			create hooks.make
 			register_hooks
 		end
 
@@ -403,19 +403,26 @@ feature -- Blocks initialization
 			create regions.make_caseless (5)
 
 			create l_table.make_caseless (10)
-			l_table["top"] := "top"
-			l_table["header"] := "header"
-			l_table["highlighted"] := "highlighted"
-			l_table["help"] := "help"
-			l_table["content"] := "content"
-			l_table["footer"] := "footer"
-			l_table["management"] := "first_sidebar"
-			l_table["navigation"] := "first_sidebar"
-			l_table["user"] := "first_sidebar"
-			l_table["bottom"] := "page_bottom"
+			l_table["top"] := block_region_preference ("top", "top")
+			l_table["header"] := block_region_preference ("header", "header")
+			l_table["highlighted"] := block_region_preference ("highlighted", "highlighted")
+			l_table["help"] := block_region_preference ("help", "help")
+			l_table["content"] := block_region_preference ("content", "content")
+			l_table["footer"] := block_region_preference ("footer", "footer")
+			l_table["management"] := block_region_preference ("management", "sidebar_first")
+			l_table["navigation"] := block_region_preference ("navigation", "sidebar_first")
+			l_table["user"] := block_region_preference ("user", "sidebar_first")
+			l_table["bottom"] := block_region_preference ("bottom", "page_bottom")
+
 			block_region_settings := l_table
 		end
 
+	block_region_preference (a_block_id: READABLE_STRING_8; a_default_region: READABLE_STRING_8): READABLE_STRING_8
+			-- Region associated with `a_block_id' in configuration, if any.
+		do
+			Result := setup.text_item_or_default ("blocks." + a_block_id + ".region", a_default_region)
+		end
+
 feature -- Blocks regions
 
 	regions: STRING_TABLE [CMS_BLOCK_REGION]
@@ -430,12 +437,15 @@ feature -- Blocks regions
 		do
 			l_region_name := block_region_settings.item (b.name)
 			if l_region_name = Void then
-				if a_default_region /= Void then
+				if attached setup.text_item ("blocks." + b.name + ".region") as l_setup_name then
+					l_region_name := l_setup_name.as_string_8 -- FIXME: potential truncated string 32.
+						-- Remember for later.
+					block_region_settings.force (l_region_name, b.name)
+				elseif a_default_region /= Void then
 					l_region_name := a_default_region
 				else
 						-- Default .. put it in same named region
 						-- Maybe a bad idea
-
 					l_region_name := b.name.as_lower
 				end
 			end
@@ -474,16 +484,16 @@ feature -- Blocks
 			add_block (content_block, "content")
 
 			if attached management_menu_block as l_block then
-				add_block (l_block, "first_sidebar")
+				add_block (l_block, "sidebar_first")
 			end
 			if attached navigation_menu_block as l_block then
-				add_block (l_block, "first_sidebar")
+				add_block (l_block, "sidebar_first")
 			end
 			if attached user_menu_block as l_block then
-				add_block (l_block, "first_sidebar")
+				add_block (l_block, "sidebar_second")
 			end
 
-			invoke_block
+			hooks.invoke_block (Current)
 			debug ("cms")
 				add_block (create {CMS_CONTENT_BLOCK}.make ("made_with", Void, "Made with <a href=%"http://www.eiffel.com/%">EWF</a>", Void), "footer")
 			end
@@ -596,159 +606,8 @@ feature -- Blocks
 
 feature -- Hooks
 
-	hook_subscribers: HASH_TABLE [LIST [CMS_HOOK], TYPE [CMS_HOOK]]
-			-- Hook indexed by hook identifier.
-
-	subscribe_to_hook (h: CMS_HOOK; a_hook_type: TYPE [CMS_HOOK])
-			-- Subscribe `h' to hooks identified by `a_hook_type'.
-		local
-			lst: detachable LIST [CMS_HOOK]
-		do
-			lst := hook_subscribers.item (a_hook_type)
-			if lst = Void then
-				create {ARRAYED_LIST [CMS_HOOK]} lst.make (1)
-				hook_subscribers.force (lst, a_hook_type)
-			end
-			if not lst.has (h) then
-				lst.force (h)
-			end
-		end
-
-feature -- Hook: value alter
-
-	subscribe_to_value_table_alter_hook (h: CMS_HOOK_VALUE_TABLE_ALTER)
-			-- Add `h' as subscriber of value table alter hooks CMS_HOOK_VALUE_TABLE_ALTER.		
-		do
-			subscribe_to_hook (h, {CMS_HOOK_VALUE_TABLE_ALTER})
-		end
-
-	invoke_value_table_alter (a_table: CMS_VALUE_TABLE)
-			-- Invoke value table alter hook for table `a_table'.		
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_VALUE_TABLE_ALTER}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_VALUE_TABLE_ALTER} c.item as h then
-						h.value_table_alter (a_table, Current)
-					end
-				end
-			end
-		end
-
-feature -- Hook: response
-
-	subscribe_to_response_alter_hook (h: CMS_HOOK_RESPONSE_ALTER)
-			-- Add `h' as subscriber of response alter hooks CMS_HOOK_RESPONSE_ALTER.		
-		do
-			subscribe_to_hook (h, {CMS_HOOK_RESPONSE_ALTER})
-		end
-
-	invoke_response_alter (a_response: CMS_RESPONSE)
-			-- Invoke value table alter hook for table `a_table'.		
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_RESPONSE_ALTER}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_RESPONSE_ALTER} c.item as h then
-						h.response_alter (a_response)
-					end
-				end
-			end
-		end
-
-feature -- Hook: menu_system_alter
-
-	subscribe_to_menu_system_alter_hook (h: CMS_HOOK_MENU_SYSTEM_ALTER)
-			-- Add `h' as subscriber of menu system alter hooks CMS_HOOK_MENU_SYSTEM_ALTER.	
-		do
-			subscribe_to_hook (h, {CMS_HOOK_MENU_SYSTEM_ALTER})
-		end
-
-	invoke_menu_system_alter (a_menu_system: CMS_MENU_SYSTEM)
-			-- Invoke menu system alter hook for menu `a_menu_system'.	
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_MENU_SYSTEM_ALTER}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_MENU_SYSTEM_ALTER} c.item as h then
-						h.menu_system_alter (a_menu_system, Current)
-					end
-				end
-			end
-		end
-
-feature -- Hook: menu_alter
-
-	subscribe_to_menu_alter_hook (h: CMS_HOOK_MENU_ALTER)
-			-- Add `h' as subscriber of menu alter hooks CMS_HOOK_MENU_ALTER.
-		do
-			subscribe_to_hook (h, {CMS_HOOK_MENU_ALTER})
-		end
-
-	invoke_menu_alter (a_menu: CMS_MENU)
-			-- Invoke menu alter hook for menu `a_menu'.
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_MENU_ALTER}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_MENU_ALTER} c.item as h then
-						h.menu_alter (a_menu, Current)
-					end
-				end
-			end
-		end
-
-feature -- Hook: form_alter
-
-	subscribe_to_form_alter_hook (h: CMS_HOOK_FORM_ALTER)
-			-- Add `h' as subscriber of form alter hooks CMS_HOOK_FORM_ALTER.
-		do
-			subscribe_to_hook (h, {CMS_HOOK_MENU_ALTER})
-		end
-
-	invoke_form_alter (a_form: CMS_FORM; a_form_data: detachable WSF_FORM_DATA)
-			-- Invoke form alter hook for form `a_form' and associated data `a_form_data'
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_FORM_ALTER}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_FORM_ALTER} c.item as h then
-						h.form_alter (a_form, a_form_data, Current)
-					end
-				end
-			end
-		end
-
-feature -- Hook: block		
-
-	subscribe_to_block_hook (h: CMS_HOOK_BLOCK)
-			-- Add `h' as subscriber of hooks CMS_HOOK_BLOCK.
-		do
-			subscribe_to_hook (h, {CMS_HOOK_BLOCK})
-		end
-
-	invoke_block
-			-- Invoke block hook in order to get block from modules.
-		do
-			if attached hook_subscribers.item ({CMS_HOOK_BLOCK}) as lst then
-				across
-					lst as c
-				loop
-					if attached {CMS_HOOK_BLOCK} c.item as h then
-						across
-							h.block_list as blst
-						loop
-							h.get_block_view (blst.item, Current)
-						end
-					end
-				end
-			end
-		end
+	hooks: CMS_HOOK_CORE_MANAGER
+			-- Manager handling hook subscriptions.
 
 feature -- Menu: change
 
@@ -771,9 +630,6 @@ feature -- Menu: change
 
 	add_to_menu (lnk: CMS_LINK; m: CMS_MENU)
 		do
---			if attached {CMS_LOCAL_LINK} lnk as l_local then
---				l_local.get_is_active (request)
---			end
 			m.extend (lnk)
 		end
 
@@ -882,13 +738,15 @@ feature -- Generation
 	prepare (page: CMS_HTML_PAGE)
 		local
 			lnk: CMS_LINK
+			l_region: CMS_BLOCK_REGION
 			l_menu_list_prepared: ARRAYED_LIST [CMS_LINK_COMPOSITE]
+			l_empty_blocks: detachable ARRAYED_LIST [CMS_BLOCK]
 		do
 				-- Menu
 			create {CMS_LOCAL_LINK} lnk.make ("Home", "")
 			lnk.set_weight (-10)
 			add_to_primary_menu (lnk)
-			invoke_menu_system_alter (menu_system)
+			hooks.invoke_menu_system_alter (menu_system, Current)
 
 			if api.enabled_modules.count = 0 then
 				add_to_primary_menu (create {CMS_LOCAL_LINK}.make ("Install", "admin/install"))
@@ -900,14 +758,29 @@ feature -- Generation
 			across
 				regions as reg_ic
 			loop
+				l_region := reg_ic.item
 				across
-					reg_ic.item.blocks as ic
+					l_region.blocks as ic
 				loop
 					if attached {CMS_MENU_BLOCK} ic.item as l_menu_block then
 						l_menu_list_prepared.force (l_menu_block.menu)
 						prepare_links (l_menu_block.menu)
+						if l_menu_block.menu.is_empty then
+							if l_empty_blocks = Void then
+								create l_empty_blocks.make (1)
+							end
+							l_empty_blocks.force (l_menu_block)
+						end
 					end
 				end
+				if l_empty_blocks /= Void then
+					across
+						l_empty_blocks as ic
+					loop
+						l_region.remove (ic.item)
+					end
+					l_empty_blocks := Void
+				end
 			end
 
 				-- Prepare menu not in a block.
@@ -931,10 +804,10 @@ feature -- Generation
 			custom_prepare (page)
 
 				-- Cms response
-			invoke_response_alter (Current)
+			hooks.invoke_response_alter (Current)
 
 				-- Cms values
-			invoke_value_table_alter (values)
+			hooks.invoke_value_table_alter (values, Current)
 
 				-- Predefined values
 			page.register_variable (page, "page") -- DO NOT REMOVE