Updated theme example, to have only 2 feeds.

- for block {block_id}, to have a cache with 3600 seconds of expiration,
    declare in the cms.ini
     [blocks]
     {block_id}.expiration=3600

Added support for size in feed aggregation with new field "size"

examples/demo/demo-safe.ecf

@@ -19,6 +19,7 @@
 		<library name="cms_blog_module" location="..\..\modules\blog\cms_blog_module-safe.ecf" readonly="false"/>
 		<library name="cms_demo_module" location="modules\demo\cms_demo_module-safe.ecf" readonly="false"/>
 		<library name="cms_email_service" location="..\..\library\email\email-safe.ecf" readonly="false"/>
+		<library name="cms_feed_aggregator_module" location="..\..\modules\feed_aggregator\feed_aggregator-safe.ecf" readonly="false"/>
 		<library name="cms_model" location="..\..\library\model\cms_model-safe.ecf" readonly="false"/>
 		<library name="cms_node_module" location="..\..\modules\node\node-safe.ecf" readonly="false"/>
 		<library name="cms_oauth_20_module" location="..\..\modules\oauth20\oauth20-safe.ecf" readonly="false"/>

examples/demo/install_modules.bat

@@ -10,3 +10,4 @@ set ROC_CMS_DIR=%~dp0
 %ROC_CMD% install --module ..\..\modules\oauth20	--dir %ROC_CMS_DIR%
 %ROC_CMD% install --module ..\..\modules\openid	--dir %ROC_CMS_DIR%
 %ROC_CMD% install --module ..\..\modules\recent_changes	--dir %ROC_CMS_DIR%
+%ROC_CMD% install --module ..\..\modules\feed_aggregator	--dir %ROC_CMS_DIR%

examples/demo/modules/demo/cms_demo_module.e

@@ -93,7 +93,7 @@ feature -- Hooks
 
 	block_list: ITERABLE [like {CMS_BLOCK}.name]
 		do
-			Result := <<"demo-info">>
+			Result := <<"?demo-info">>
 		end
 
 	get_block_view (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
@@ -103,8 +103,8 @@ feature -- Hooks
 			m: CMS_MENU
 			lnk: CMS_LOCAL_LINK
 		do
-			if a_block_id.is_case_insensitive_equal_general ("demo-info") then
+			if a_block_id.same_string ("demo-info") then
-				if a_response.request.request_uri.starts_with ("/demo/") then
+				if a_response.location.starts_with_general ("demo/") then
 					create m.make_with_title (a_block_id, "Demo", 2)
 					create lnk.make ("demo: abc", "demo/abc")
 					m.extend (lnk)

examples/demo/site/config/cms.ini

@@ -20,7 +20,7 @@ smtp=localhost:25
 # Default is "on"
 # for each module, this can be overwritten with
 #  module_name= on or off
-*=off
+*=all
 admin=on
 auth=on
 basic_auth=on
@@ -33,6 +33,17 @@ openid=on
 
 [blocks]
 #navigation.region=sidebar_first
+feed.eiffel.region=feed_eiffel
+feed.eiffel.condition=is_front
+
+feed.forum.region=feed_forum
+feed.forum.condition=is_front
+
+feed.stackoverflow.region=feed_stackoverflow
+feed.stackoverflow.condition=is_front
+
+#management.condition=is_front
+#navigation.condition=is_front
 
 [admin]
 # CMS Installation, are accessible by "all", "none" or uppon "permission". (default is none)

examples/demo/site/config/modules/feed_aggregator/feeds.json

@@ -0,0 +1,28 @@
+{
+	"ids": ["eiffel", "forum"],
+	"feeds": { 
+			"eiffel": {
+				"title": "Eiffel related posts.", 
+				"expiration": "21600",
+				"size": 10,
+				"locations": [
+						"https://bertrandmeyer.com/feed/",
+						"https://room.eiffel.com/blog/feed",
+						"https://room.eiffel.com/article/feed",
+						"https://room.eiffel.com/library/feed"
+						]
+				, "categories": ["Eiffel"]
+				,"option_description": "enabled"
+				},
+			"forum": {
+				"title": "Eiffel Forum",
+				"expiration": "21600",
+				"size": 10,
+				"locations": [
+						"https://groups.google.com/forum/feed/eiffel-users/msgs/atom.xml?num=15".
+						"http://stackoverflow.com/feeds/tag?tagnames=eiffel&sort=newest"
+					]
+				,"option_description": "enabled"
+			}
+	}
+}

examples/demo/site/modules/feed_aggregator/files/css/feed_aggregator.css

@@ -0,0 +1,53 @@
+div.feed ul {
+  list-style: none;
+  position: relative;
+  padding: 0;
+  margin: 0;
+  width: 99%;
+}
+div.feed li {
+  /* border-top: solid 1px #ddd; */
+  padding: 0;
+  margin: 0 0 5px 0;
+}
+div.feed li a {
+  font-weight: bold;
+}
+div.feed li .date {
+  font-weight: bold;
+  font-size: small;
+}
+div.feed li .category {
+  margin-left: 20px;
+  font-size: 8px;
+  height: 9px;
+  overflow: hidden;
+  color: #999;
+}
+div.feed li .description {
+  margin-left: 20px;
+  font-size: small;
+  height: 18px;
+  overflow: hidden;
+  color: #999;
+}
+div.feed li:hover {
+  margin-bottom: 23px;
+}
+div.feed li:hover .description {
+  padding: 5px;
+  position: absolute;
+  height: auto;
+  overflow-y: scroll;
+  overflow-x: scroll;
+  color: #000;
+  background-color: #fff;
+  border: solid 1px #000;
+  z-index: 10;
+}
+div.feed li:hover:last-child {
+  margin-bottom: 28px;
+}
+div.feed li .description::after {
+  content: "...";
+}

examples/demo/site/modules/feed_aggregator/files/scss/feed_aggregator.scss

@@ -0,0 +1,54 @@
+div.feed {
+	ul {
+		list-style: none;
+		position: relative;
+		padding: 0;
+		margin: 0;
+		width: 99%;
+	}
+	li {
+		/* border-top: solid 1px #ddd; */
+		padding: 0;
+		margin: 0 0 5px 0;
+
+		a {
+			font-weight: bold;
+		}
+		.date {
+			font-weight: bold;
+			font-size: small;
+		}
+		.category {
+			margin-left: 20px;
+			font-size: 8px;
+			height: 9px;
+			overflow: hidden;
+			color: #999;
+		}
+		.description {
+			margin-left: 20px;
+			font-size: small;
+			height: 18px;
+			overflow: hidden;
+			color: #999;
+		}
+		&:hover {
+			margin-bottom: 23px;
+			.description {
+				padding: 5px;
+				position: absolute;
+				height: auto;
+				overflow-y: scroll;
+				overflow-x: scroll;
+				color: #000;
+				background-color: #fff;
+				border: solid 1px #000;
+				z-index: 10;
+			}
+			&:last-child {
+				margin-bottom: 28px;
+			}
+		}
+		.description::after { content: "..."; }
+	}
+}

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

@@ -62,9 +62,15 @@
           <!-- Main Content Section -->
 		  {unless isempty="$page_title"}<h1 class="page-title">{$page_title/}</h1>{/unless}
           {$page.region_content/}   
+		  {if condition="$page.is_front"}
+			  {if isset="$page.region_feed_eiffel"}
+				<div class="column" style="width: 45%; float: left">{$page.region_feed_eiffel/}</div>
+			  {/if}
+			  {if isset="$page.region_feed_forum"}
+				<div class="column" style="width: 45%; float: left">{$page.region_feed_forum/}</div>
+			  {/if}
+		  {/if}
           </div>
-
-
       </div>
     </div>
 

examples/demo/src/ewf_roc_server_execution.e

@@ -82,6 +82,9 @@ feature -- CMS setup
 			create {CMS_RECENT_CHANGES_MODULE} m.make
 			a_setup.register_module (m)
 
+				-- Recent changes
+			create {FEED_AGGREGATOR_MODULE} m.make
+			a_setup.register_module (m)
 
 				-- Miscellanious
 			create {CMS_DEBUG_MODULE} m.make

library/configuration/src/config_reader.e

@@ -33,11 +33,53 @@ feature -- Query
 			end
 		end
 
+	resolved_text_list_item (k: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
+			-- List of String item associated with key `k',
+			-- and expanded values to resolved variables ${varname}.
+		do
+			if attached text_list_item (k) as lst then
+				from
+					lst.start
+				until
+					lst.after
+				loop
+					lst.replace (resolved_expression (lst.item))
+					lst.forth
+				end
+			end
+		end
+
+	resolved_text_table_item (k: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Table of String item associated with key `k',
+			-- and expanded values to resolved variables ${varname}.
+		do
+			if attached text_table_item (k) as tb then
+				from
+					tb.start
+				until
+					tb.after
+				loop
+					tb.replace (resolved_expression (tb.item_for_iteration), tb.key_for_iteration)
+					tb.forth
+				end
+			end
+		end
+
 	text_item (k: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
 			-- String item associated with key `k'.
 		deferred
 		end
 
+	text_list_item (k: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
+			-- List of String item associated with key `k'.
+		deferred
+		end
+
+	text_table_item (k: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Table of String item associated with key `k'.
+		deferred
+		end
+		
 	integer_item (k: READABLE_STRING_GENERAL): INTEGER
 			-- Integer item associated with key `k'.
 		deferred
@@ -109,7 +151,7 @@ feature -- Duplication
 		end
 
 note
-	copyright: "2011-2014, Jocelyn Fiat, Eiffel Software and others"
+	copyright: "2011-2015, Jocelyn Fiat, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 	source: "[
 			Eiffel Software

library/configuration/src/ini_config.e

@@ -119,14 +119,47 @@ feature -- Access: Config Reader
 
 	text_item (k: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
 			-- String item associated with key `k'.	
-		local
-			obj: like item
 		do
-			obj := item (k)
+			Result := value_to_string_32 (item (k))
-			if attached {READABLE_STRING_32} obj as s32 then
+		end
-				Result := s32
+
-			elseif attached {READABLE_STRING_8} obj as s then
+	text_list_item (k: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
-				Result := utf.utf_8_string_8_to_escaped_string_32 (s)
+			-- List of String item associated with key `k'.
+		do
+			if attached {LIST [READABLE_STRING_8]} item (k) as l_list then
+				create {ARRAYED_LIST [READABLE_STRING_32]} Result.make (l_list.count)
+				Result.compare_objects
+				across
+					l_list as ic
+				until
+					Result = Void
+				loop
+					if attached value_to_string_32 (ic.item) as s32 then
+						Result.force (s32)
+					else
+						Result := Void
+					end
+				end
+			end
+		end
+
+	text_table_item (k: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Table of String item associated with key `k'.
+		do
+			if attached {STRING_TABLE [READABLE_STRING_8]} item (k) as l_list then
+				create {STRING_TABLE [READABLE_STRING_32]} Result.make (l_list.count)
+				Result.compare_objects
+				across
+					l_list as ic
+				until
+					Result = Void
+				loop
+					if attached value_to_string_32 (ic.item) as s32 then
+						Result.force (s32, ic.key)
+					else
+						Result := Void
+					end
+				end
 			end
 		end
 
@@ -226,6 +259,15 @@ feature -- Access
 
 feature {NONE} -- Implementation
 
+	value_to_string_32 (obj: detachable ANY): detachable STRING_32
+		do
+			if attached {READABLE_STRING_32} obj as s32 then
+				Result := s32
+			elseif attached {READABLE_STRING_8} obj as s then
+				Result := utf.utf_8_string_8_to_escaped_string_32 (s)
+			end
+		end
+
 	item_from_values (a_values: STRING_TABLE [ANY]; k: READABLE_STRING_GENERAL): detachable ANY
 		local
 			i,j: INTEGER
@@ -460,7 +502,7 @@ feature {NONE} -- Implementation
 invariant
 
 note
-	copyright: "2011-2014, Jocelyn Fiat, Eiffel Software and others"
+	copyright: "2011-2015, Jocelyn Fiat, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 	source: "[
 			Eiffel Software

library/configuration/src/json_config.e

@@ -63,10 +63,46 @@ feature -- Access: Config Reader
 	text_item (k: READABLE_STRING_GENERAL): detachable READABLE_STRING_32
 			-- String item associated with query `k'.
 		do
-			if attached {JSON_STRING} item (k) as l_string then
+			Result := value_to_string_32 (item (k))
-				Result := l_string.unescaped_string_32
+		end
-			elseif attached {JSON_NUMBER} item (k) as l_number then
+
-				Result := l_number.item
+	text_list_item (k: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
+			-- List of String item associated with key `k'.
+		do
+			if attached {JSON_ARRAY} item (k) as l_array then
+				create {ARRAYED_LIST [READABLE_STRING_32]} Result.make (l_array.count)
+				Result.compare_objects
+				across
+					l_array as ic
+				until
+					Result = Void
+				loop
+					if attached value_to_string_32 (ic.item) as s32 then
+						Result.force (s32)
+					else
+						Result := Void
+					end
+				end
+			end
+		end
+
+	text_table_item (k: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Table of String item associated with key `k'.
+		do
+			if attached {JSON_OBJECT} item (k) as obj then
+				create {STRING_TABLE [READABLE_STRING_32]} Result.make (obj.count)
+				Result.compare_objects
+				across
+					obj as ic
+				until
+					Result = Void
+				loop
+					if attached value_to_string_32 (ic.item) as s32 then
+						Result.force (s32, ic.key.item)
+					else
+						Result := Void
+					end
+				end
 			end
 		end
 
@@ -105,6 +141,15 @@ feature -- Access
 
 feature {NONE} -- Implementation
 
+	value_to_string_32 (v: detachable ANY): detachable STRING_32
+		do
+			if attached {JSON_STRING} v as l_string then
+				Result := l_string.unescaped_string_32
+			elseif attached {JSON_NUMBER} v as l_number then
+				Result := l_number.item
+			end
+		end
+
 	object_json_value (a_object: JSON_OBJECT; a_query: READABLE_STRING_32): detachable JSON_VALUE
 			-- Item associated with query `a_query' from object `a_object' if any.
 		local
@@ -163,7 +208,7 @@ feature {NONE} -- JSON
 		end
 
 note
-	copyright: "2011-2014, Jocelyn Fiat, Eiffel Software and others"
+	copyright: "2011-2015, Jocelyn Fiat, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 	source: "[
 			Eiffel Software

library/configuration/tests/test_config_reader_set.e

@@ -21,6 +21,18 @@ feature -- Test
 			create {INI_CONFIG} cfg.make_from_string ("[
 				foo = bar
 				
+				collection[] = a
+				collection[] = b
+				collection[] = c
+				collection[] = 1
+				collection[] = 2
+				collection[] = 3
+				
+				table[a] = 1
+				table[b] = 2
+				table[c] = 3
+				table[d] = test
+				
 				[first]
 				abc = 1
 				def = and so on
@@ -58,6 +70,21 @@ feature -- Test
 			assert ("has_item (second.is)", cfg.has_item ("second.is"))
 			assert ("item (second.is)",  attached cfg.text_item ("second.is")  as v and then v.same_string_general ("2"))
 
+			assert ("has_item (collection)", cfg.has_item ("collection"))
+			assert ("item (collection)",  attached cfg.text_list_item ("collection") as lst and then (
+							lst.has ("a") and lst.has ("b") and lst.has ("c") and lst.has ("1") and lst.has ("2") and lst.has ("3")
+						)
+					)
+					
+			assert ("has_item (table)", cfg.has_item ("table"))
+			assert ("item (table)",  attached cfg.text_table_item ("table") as tb and then (
+							tb.item ("a") ~ {STRING_32} "1" and 
+							tb.item ("b") ~ {STRING_32} "2" and 
+							tb.item ("c") ~ {STRING_32} "3" and 
+							tb.item ("d") ~ {STRING_32} "test"							
+						)
+					)
+
 			if attached cfg.sub_config ("second") as cfg_second then
 				assert ("has_item (is)", cfg_second.has_item ("is"))
 				assert ("item (is)",  attached cfg_second.text_item ("is")  as v and then v.same_string_general ("2"))
@@ -141,7 +168,9 @@ feature -- Test
 						"is": 2,
 						"the": 3,
 						"end": 4
-					}
+					},
+					"collection": ["a", "b", "c", 1, 2, 3],
+					"table": { "a": 1, "b": 2, "c": 3, "d" : "test" }
 				}
 			]")
 
@@ -164,6 +193,21 @@ feature -- Test
 			assert ("item (second.the)",  attached cfg.text_item ("second.the")  as v and then v.same_string_general ("3"))
 			assert ("item (second.end)",  attached cfg.text_item ("second.end")  as v and then v.same_string_general ("4"))
 
+			assert ("has_item (collection)", cfg.has_item ("collection"))
+			assert ("item (collection)",  attached cfg.text_list_item ("collection") as lst and then (
+							lst.has ("a") and lst.has ("b") and lst.has ("c") and lst.has ("1") and lst.has ("2") and lst.has ("3")
+						)
+					)
+					
+			assert ("has_item (table)", cfg.has_item ("table"))
+			assert ("item (table)",  attached cfg.text_table_item ("table") as tb and then (
+							tb.item ("a") ~ {STRING_32} "1" and 
+							tb.item ("b") ~ {STRING_32} "2" and 
+							tb.item ("c") ~ {STRING_32} "3" and 
+							tb.item ("d") ~ {STRING_32} "test"							
+						)
+					)
+
 			if attached cfg.sub_config ("second") as cfg_second then
 				assert ("has_item (is)", cfg_second.has_item ("is"))
 				assert ("item (is)",  attached cfg_second.text_item ("is")  as v and then v.same_string_general ("2"))

modules/auth/cms_authentication_module.e

@@ -521,26 +521,26 @@ feature {NONE} -- Helpers
 
 feature {NONE} -- Block views
 
-	get_block_view_login (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
+--	get_block_view_login (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
-		local
+--		local
---			vals: CMS_VALUE_TABLE
+----			vals: CMS_VALUE_TABLE
-		do
+--		do
-			if attached template_block (a_block_id, a_response) as l_tpl_block then
+--			if attached template_block (a_block_id, a_response) as l_tpl_block then
---				create vals.make (1)
+----				create vals.make (1)
---					-- add the variable to the block
+----					-- add the variable to the block
---				value_table_alter (vals, a_response)
+----				value_table_alter (vals, a_response)
---				across
+----				across
---					vals as ic
+----					vals as ic
---				loop
+----				loop
---					l_tpl_block.set_value (ic.item, ic.key)
+----					l_tpl_block.set_value (ic.item, ic.key)
+----				end
+--				a_response.put_required_block (l_tpl_block, "content")
+--			else
+--				debug ("cms")
+--					a_response.add_warning_message ("Error with block [" + a_block_id + "]")
 --				end
-				a_response.add_block (l_tpl_block, "content")
+--			end
-			else
+--		end
-				debug ("cms")
-					a_response.add_warning_message ("Error with block [" + a_block_id + "]")
-				end
-			end
-		end
 
 	get_block_view_register (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
 		do
@@ -579,7 +579,6 @@ feature {NONE} -- Block views
 			end
 		end
 
-
 	get_block_view_reactivate (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
 		do
 			if a_response.request.is_get_request_method then

modules/feed_aggregator/feed_aggregation.e

@@ -0,0 +1,115 @@
+note
+	description: "Feed aggregation parameters."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	FEED_AGGREGATION
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make (a_name: READABLE_STRING_GENERAL)
+		do
+			create name.make_from_string_general (a_name)
+			create {ARRAYED_LIST [READABLE_STRING_8]} locations.make (0)
+			expiration := 60*60
+			description_enabled := True
+			size := 10
+		end
+
+feature -- Access
+
+	name: IMMUTABLE_STRING_32
+			-- Associated name.
+
+	expiration: INTEGER
+			-- Suggested expiration time in seconds (default: 1 hour).
+			-- If negative then never expires.
+
+	size: INTEGER
+			-- Number of entries to display per page.
+
+	description: detachable IMMUTABLE_STRING_32
+			-- Optional description.
+
+	locations: LIST [READABLE_STRING_8]
+			-- List of feed location aggregated into current.
+
+	included_categories: detachable LIST [READABLE_STRING_32]
+			-- Optional categories to filter.
+			-- If Void, include any.
+
+	description_enabled: BOOLEAN
+			-- Display description?
+
+feature -- Element change
+
+	set_description (a_desc: detachable READABLE_STRING_GENERAL)
+		do
+			if a_desc = Void then
+				description := Void
+			else
+				create description.make_from_string_general (a_desc)
+			end
+		end
+
+	set_expiration (nb_seconds: INTEGER)
+			-- Set `expiration' to `nb_seconds'.
+		do
+			expiration := nb_seconds
+		end
+
+	set_size (nb: INTEGER)
+			-- Set `size' to `nb'.
+		do
+			size := nb
+		end
+
+	set_description_enabled (b: BOOLEAN)
+			-- Set `description_enabled' to `b'.
+		do
+			description_enabled := b
+		end
+
+	reset_categories
+		do
+			included_categories := Void
+		end
+
+	include_category (a_cat: READABLE_STRING_GENERAL)
+		local
+			lst: like included_categories
+			s32: STRING_32
+		do
+			lst := included_categories
+			if lst = Void then
+				create {ARRAYED_LIST [READABLE_STRING_32]} lst.make (1)
+				included_categories := lst
+				lst.compare_objects
+			end
+			s32 := a_cat.to_string_32
+			if not lst.has (s32) then
+				lst.force (s32)
+			end
+		end
+
+feature -- Status report
+
+	is_included (e: FEED_ITEM): BOOLEAN
+		do
+			Result := True
+			if attached e.categories as e_cats then
+				if attached included_categories as lst then
+					Result := across lst as ic some
+							across e_cats as e_ic some
+								e_ic.item.same_string (ic.item)
+							end
+						end
+				end
+			end
+		end
+
+end

modules/feed_aggregator/feed_aggregator-safe.ecf

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-14-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-14-0 http://www.eiffel.com/developers/xml/configuration-1-14-0.xsd" name="feed_aggregator" uuid="6A78AB37-9B07-4C42-9E24-0CA7D3C61E12" library_target="feed_aggregator">
+	<target name="feed_aggregator">
+		<root all_classes="true"/>
+		<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="feed" location="$ISE_LIBRARY\contrib\library\text\parser\feed\feed-safe.ecf"/>
+		<library name="http" location="$ISE_LIBRARY\contrib\library\network\protocol\http\http-safe.ecf"/>
+		<library name="http_client" location="$ISE_LIBRARY\contrib\library\network\http_client\http_client-safe.ecf"/>
+		<library name="wsf" location="$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>

modules/feed_aggregator/feed_aggregator_api.e

@@ -0,0 +1,146 @@
+note
+	description: "API for Feed aggregator module."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	FEED_AGGREGATOR_API
+
+inherit
+	CMS_MODULE_API
+
+create
+	make
+
+feature -- Access
+
+	aggregations: HASH_TABLE [FEED_AGGREGATION, STRING]
+			-- List of feed aggregations.
+		local
+			agg: FEED_AGGREGATION
+			l_feed_id: READABLE_STRING_32
+			l_title: detachable READABLE_STRING_GENERAL
+			l_location_list: detachable LIST [READABLE_STRING_32]
+			utf: UTF_CONVERTER
+			l_table: like internal_aggregations
+		do
+			l_table := internal_aggregations
+			if l_table /= Void then
+				Result := l_table
+			else
+				create Result.make (0)
+				internal_aggregations := Result
+				if attached cms_api.module_configuration_by_name ({FEED_AGGREGATOR_MODULE}.name, "feeds") as cfg then
+					if attached cfg.text_list_item ("ids") as l_ids then
+						across
+							l_ids as ic
+						loop
+							l_feed_id := ic.item
+							l_location_list := cfg.text_list_item ({STRING_32} "feeds." + l_feed_id + ".locations")
+							if
+								attached cfg.text_item ({STRING_32} "feeds." + l_feed_id + ".location") as l_location
+							then
+								if l_location_list = Void then
+									create {ARRAYED_LIST [READABLE_STRING_32]} l_location_list.make (1)
+								end
+								l_location_list.force (l_location)
+							end
+							if l_location_list /= Void and then not l_location_list.is_empty then
+								l_title := cfg.text_item ({STRING_32} "feeds." + l_feed_id + ".title")
+								if l_title = Void then
+									l_title := l_feed_id
+								end
+								create agg.make (l_title)
+								if attached cfg.text_item ({STRING_32} "feeds." + l_feed_id + ".expiration") as l_expiration then
+									if l_expiration.is_integer then
+										agg.set_expiration (l_expiration.to_integer)
+									end
+								end
+								if attached cfg.text_item ({STRING_32} "feeds." + l_feed_id + ".size") as l_size then
+									if l_size.is_integer then
+										agg.set_size (l_size.to_integer)
+									end
+								end
+								if attached cfg.text_item ({STRING_32} "feeds." + l_feed_id + ".option_description") as l_description_opt then
+										agg.set_description_enabled (not l_description_opt.is_case_insensitive_equal_general ("disabled"))
+								end
+								across
+									l_location_list as loc_ic
+								loop
+									agg.locations.force (utf.utf_32_string_to_utf_8_string_8 (loc_ic.item))
+								end
+								Result.force (agg, l_feed_id)
+								if attached cfg.text_list_item ({STRING_32} "feeds." + l_feed_id + ".categories") as l_cats then
+									across
+										l_cats as cats_ic
+									loop
+										agg.include_category (cats_ic.item)
+									end
+								end
+							end
+						end
+					end
+				end
+			end
+		end
+
+	aggregation (a_name: READABLE_STRING_GENERAL): detachable FEED_AGGREGATION
+		do
+			if attached a_name.is_valid_as_string_8 then
+				Result := aggregations.item (a_name.as_string_8)
+			end
+		end
+
+feature {NONE} -- Access: implementation
+
+	internal_aggregations: detachable like aggregations
+			-- Cache value for `aggregations'.
+
+feature -- Operation
+
+	feed (a_location: READABLE_STRING_8): detachable FEED
+		local
+			fac: FEED_DEFAULT_PARSERS
+			ctx: detachable HTTP_CLIENT_REQUEST_CONTEXT
+		do
+			create fac
+			if attached new_http_client_session (a_location).get ("", ctx) as res then
+				if attached res.body as l_content then
+					Result := fac.feed_from_string (l_content)
+				end
+			end
+		end
+
+	aggregation_feed (agg: FEED_AGGREGATION): detachable FEED
+			-- Feed from aggregation `agg'.
+		local
+			fac: FEED_DEFAULT_PARSERS
+			f: detachable FEED
+		do
+			create fac
+			across
+				agg.locations as ic
+			loop
+				if attached new_http_client_session (ic.item).get ("", Void).body as res then
+					f := fac.feed_from_string (res)
+					if Result /= Void then
+						if f /= Void then
+							Result := Result + f
+						end
+					else
+						Result := f
+					end
+				end
+			end
+		end
+
+	new_http_client_session (a_url: READABLE_STRING_8): HTTP_CLIENT_SESSION
+		local
+			cl: LIBCURL_HTTP_CLIENT
+		do
+			create cl.make
+			Result := cl.new_session (a_url)
+			Result.set_is_insecure (True)
+		end
+
+end

modules/feed_aggregator/feed_aggregator_module.e

@@ -0,0 +1,308 @@
+note
+	description: "CMS module bringing support for feed aggregation."
+	date: "$Date: 2015-02-13 13:08:13 +0100 (ven., 13 févr. 2015) $"
+	revision: "$Revision: 96616 $"
+
+class
+	FEED_AGGREGATOR_MODULE
+
+inherit
+	CMS_MODULE
+		rename
+			module_api as feed_aggregator_api
+		redefine
+			initialize,
+			register_hooks,
+			permissions,
+			feed_aggregator_api
+		end
+
+	CMS_HOOK_BLOCK
+
+	CMS_HOOK_RESPONSE_ALTER
+
+	CMS_HOOK_MENU_SYSTEM_ALTER
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make
+			-- Create Current module, disabled by default.
+		do
+			version := "1.0"
+			description := "Feed aggregation"
+			package := "feed"
+		end
+
+feature -- Access
+
+	name: STRING = "feed_aggregator"
+
+	permissions: LIST [READABLE_STRING_8]
+			-- List of permission ids, used by this module, and declared.
+		do
+			Result := Precursor
+			Result.force ("manage feed aggregator")
+		end
+
+feature {CMS_API} -- Module Initialization			
+
+	initialize (api: CMS_API)
+			-- <Precursor>
+		do
+			Precursor (api)
+			create feed_aggregator_api.make (api)
+		end
+
+feature {CMS_API} -- Access: API
+
+	feed_aggregator_api: detachable FEED_AGGREGATOR_API
+			-- Eventual module api.
+
+feature -- Access: router
+
+	setup_router (a_router: WSF_ROUTER; a_api: CMS_API)
+			-- <Precursor>
+		local
+			h: WSF_URI_TEMPLATE_HANDLER
+		do
+			a_router.handle ("/admin/feed_aggregator/", create {WSF_URI_AGENT_HANDLER}.make (agent handle_feed_aggregator_admin (a_api, ?, ?)), a_router.methods_head_get_post)
+			create {WSF_URI_TEMPLATE_AGENT_HANDLER} h.make (agent handle_feed_aggregation (a_api, ?, ?))
+			a_router.handle ("/feed_aggregation/", h, a_router.methods_head_get)
+			a_router.handle ("/feed_aggregation/{feed_id}", h, a_router.methods_head_get)
+		end
+
+feature -- Handle
+
+	handle_feed_aggregator_admin (a_api: CMS_API; req: WSF_REQUEST; res: WSF_RESPONSE)
+		local
+			nyi: NOT_IMPLEMENTED_ERROR_CMS_RESPONSE
+		do
+			create nyi.make (req, res, a_api)
+			nyi.execute
+		end
+
+	handle_feed_aggregation	(a_api: CMS_API; req: WSF_REQUEST; res: WSF_RESPONSE)
+		local
+			r: CMS_RESPONSE
+			s: STRING
+			nb: INTEGER
+		do
+			if attached {WSF_STRING} req.query_parameter ("size") as p_size and then p_size.is_integer then
+				nb := p_size.integer_value
+			else
+				nb := -1
+			end
+			create {GENERIC_VIEW_CMS_RESPONSE} r.make (req, res, a_api)
+			if attached {WSF_STRING} req.path_parameter ("feed_id") as p_feed_id then
+				if attached feed_aggregation (p_feed_id.value) as l_agg then
+					create s.make_empty
+					s.append ("<h1>")
+					s.append (r.html_encoded (l_agg.name))
+					s.append ("</h1>")
+					if attached l_agg.included_categories as l_categories then
+						s.append ("<span class=%"category%">")
+						across
+							l_categories as cats_ic
+						loop
+							s.append (" [")
+							s.append (r.html_encoded (cats_ic.item))
+							s.append ("]")
+						end
+						s.append ("</span>")
+					end
+					if attached l_agg.description as l_desc and then l_desc.is_valid_as_string_8 then
+						s.append ("<div class=%"description%">")
+						s.append (l_desc.as_string_8)
+						s.append ("</div>")
+					end
+					s.append ("<ul>")
+					across
+						l_agg.locations as ic
+					loop
+						s.append ("<li><a href=%"")
+						s.append (ic.item)
+						s.append ("%">")
+						s.append (ic.item)
+						s.append ("</a></li>")
+					end
+					s.append ("</ul>")
+
+					if attached feed_to_html (p_feed_id.value, nb, True, r) as l_html then
+						s.append (l_html)
+					end
+					r.set_main_content (s)
+				else
+					create {NOT_FOUND_ERROR_CMS_RESPONSE} r.make (req, res, a_api)
+				end
+			else
+				if attached feed_aggregator_api as l_feed_agg_api then
+					create s.make_empty
+					across
+						l_feed_agg_api.aggregations as ic
+					loop
+						s.append ("<li>")
+						s.append (r.link (ic.key, "feed_aggregation/" + r.url_encoded (ic.key), Void))
+						if attached ic.item.included_categories as l_categories then
+							s.append ("<span class=%"category%">")
+							across
+								l_categories as cats_ic
+							loop
+								s.append (" [")
+								s.append (r.html_encoded (cats_ic.item))
+								s.append ("]")
+							end
+							s.append ("</span>")
+						end
+						if attached ic.item.description as l_desc then
+							if l_desc.is_valid_as_string_8 then
+								s.append ("<div class=%"description%">")
+								s.append (l_desc.as_string_8)
+								s.append ("</div>")
+							end
+						end
+						s.append ("</li>")
+					end
+					r.set_main_content (s)
+				else
+					create {BAD_REQUEST_ERROR_CMS_RESPONSE} r.make (req, res, a_api)
+				end
+			end
+			r.execute
+		end
+
+feature -- Hooks configuration
+
+	register_hooks (a_response: CMS_RESPONSE)
+			-- Module hooks configuration.
+		do
+			a_response.hooks.subscribe_to_block_hook (Current)
+			a_response.hooks.subscribe_to_response_alter_hook (Current)
+			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
+		end
+
+feature -- Hook
+
+	block_list: ITERABLE [like {CMS_BLOCK}.name]
+			-- List of block names, managed by current object.
+		local
+			res: ARRAYED_LIST [like {CMS_BLOCK}.name]
+			l_aggs: HASH_TABLE [FEED_AGGREGATION, STRING_8]
+		do
+			if attached feed_aggregator_api as l_feed_api then
+				l_aggs := l_feed_api.aggregations
+				create res.make (l_aggs.count)
+				across
+					l_aggs as ic
+				loop
+					res.force ("?feed." + ic.key)
+				end
+			else
+				create res.make (0)
+			end
+			Result := res
+		end
+
+	get_block_view (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
+			-- Get block object identified by `a_block_id' and associate with `a_response'.
+		local
+			s: READABLE_STRING_8
+			b: CMS_CONTENT_BLOCK
+			pref: STRING
+		do
+			if attached feed_aggregator_api as l_feed_api then
+				pref := "feed."
+				if a_block_id.starts_with (pref) then
+					s := a_block_id.substring (pref.count + 1, a_block_id.count)
+				else
+					s := a_block_id
+				end
+				if attached feed_to_html (s, 0, True, a_response) as l_content then
+					create b.make (a_block_id, Void, l_content, Void)
+					b.set_is_raw (True)
+					a_response.add_block (b, "feed_" + s)
+				end
+			end
+		end
+
+	feed_aggregation (a_feed_id: READABLE_STRING_GENERAL): detachable FEED_AGGREGATION
+		do
+			if attached feed_aggregator_api as l_feed_api then
+				Result := l_feed_api.aggregation (a_feed_id)
+			end
+		end
+
+	feed_to_html (a_feed_id: READABLE_STRING_GENERAL; a_count: INTEGER; with_feed_info: BOOLEAN; a_response: CMS_RESPONSE): detachable STRING
+		local
+			nb: INTEGER
+			i: INTEGER
+			e: FEED_ITEM
+			l_cache: CMS_FILE_STRING_8_CACHE
+			lnk: detachable FEED_LINK
+			vis: FEED_TO_XHTML_VISITOR
+			s: STRING
+		do
+			if attached feed_aggregator_api as l_feed_api then
+				if attached l_feed_api.aggregation (a_feed_id) as l_agg then
+					create l_cache.make (a_response.api.files_location.extended (".cache").extended (name).extended ("feed__" + a_feed_id + "__" + a_count.out + "_" + with_feed_info.out))
+					Result := l_cache.item
+					if Result = Void or l_cache.expired (Void, l_agg.expiration) then
+
+						create Result.make (1024)
+						Result.append ("<!-- ")
+						Result.append ("Updated: " + l_cache.cache_date_time.out)
+						Result.append (" -->")
+
+						create vis.make (Result)
+						if a_count = 0 then
+							nb := l_agg.size
+						else
+							nb := a_count
+						end
+						vis.set_limit (nb)
+						vis.set_description_enabled (l_agg.description_enabled)
+
+						if with_feed_info then
+							create s.make_empty
+							if attached l_agg.description as l_desc then
+								s.append ("<div class=%"description%">")
+								s.append_string_general (l_desc)
+								s.append ("</div>")
+							end
+							vis.set_header (s)
+						end
+						create s.make_empty
+						s.append_string ("<liv class=%"nav%">")
+						s.append_string (a_response.link ("See more ...", "feed_aggregation/" + a_response.url_encoded (a_feed_id), Void))
+						s.append_string ("</li>")
+						vis.set_footer (s)
+
+						if attached l_feed_api.aggregation_feed (l_agg) as l_feed then
+							l_feed.accept (vis)
+						end
+						l_cache.put (Result)
+					end
+				end
+			end
+		end
+
+feature -- Hook
+
+	response_alter (a_response: CMS_RESPONSE)
+		do
+			a_response.add_style (a_response.url ("/module/" + name + "/files/css/feed_aggregator.css", Void), Void)
+		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'.
+		do
+			a_menu_system.navigation_menu.extend (create {CMS_LOCAL_LINK}.make ("Feeds", "feed_aggregation/"))
+			if a_response.has_permission ("manage feed aggregator") then
+				a_menu_system.management_menu.extend (create {CMS_LOCAL_LINK}.make ("Feeds (admin)", "admin/feed_aggregator/"))
+			end
+		end
+
+end

modules/feed_aggregator/site/files/css/feed_aggregator.css

@@ -0,0 +1,53 @@
+div.feed ul {
+  list-style: none;
+  position: relative;
+  padding: 0;
+  margin: 0;
+  width: 99%;
+}
+div.feed li {
+  /* border-top: solid 1px #ddd; */
+  padding: 0;
+  margin: 0 0 5px 0;
+}
+div.feed li a {
+  font-weight: bold;
+}
+div.feed li .date {
+  font-weight: bold;
+  font-size: small;
+}
+div.feed li .category {
+  margin-left: 20px;
+  font-size: 8px;
+  height: 9px;
+  overflow: hidden;
+  color: #999;
+}
+div.feed li .description {
+  margin-left: 20px;
+  font-size: small;
+  height: 18px;
+  overflow: hidden;
+  color: #999;
+}
+div.feed li:hover {
+  margin-bottom: 23px;
+}
+div.feed li:hover .description {
+  padding: 5px;
+  position: absolute;
+  height: auto;
+  overflow-y: scroll;
+  overflow-x: scroll;
+  color: #000;
+  background-color: #fff;
+  border: solid 1px #000;
+  z-index: 10;
+}
+div.feed li:hover:last-child {
+  margin-bottom: 28px;
+}
+div.feed li .description::after {
+  content: "...";
+}

modules/feed_aggregator/site/files/scss/feed_aggregator.scss

@@ -0,0 +1,54 @@
+div.feed {
+	ul {
+		list-style: none;
+		position: relative;
+		padding: 0;
+		margin: 0;
+		width: 99%;
+	}
+	li {
+		/* border-top: solid 1px #ddd; */
+		padding: 0;
+		margin: 0 0 5px 0;
+
+		a {
+			font-weight: bold;
+		}
+		.date {
+			font-weight: bold;
+			font-size: small;
+		}
+		.category {
+			margin-left: 20px;
+			font-size: 8px;
+			height: 9px;
+			overflow: hidden;
+			color: #999;
+		}
+		.description {
+			margin-left: 20px;
+			font-size: small;
+			height: 18px;
+			overflow: hidden;
+			color: #999;
+		}
+		&:hover {
+			margin-bottom: 23px;
+			.description {
+				padding: 5px;
+				position: absolute;
+				height: auto;
+				overflow-y: scroll;
+				overflow-x: scroll;
+				color: #000;
+				background-color: #fff;
+				border: solid 1px #000;
+				z-index: 10;
+			}
+			&:last-child {
+				margin-bottom: 28px;
+			}
+		}
+		.description::after { content: "..."; }
+	}
+}

modules/node/cms_node_module.e

@@ -244,7 +244,7 @@ feature -- Hooks
 	block_list: ITERABLE [like {CMS_BLOCK}.name]
 			-- <Precursor>
 		do
-			Result := <<"node-info">>
+			Result := <<"?node-info">>
 		end
 
 	get_block_view (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)

modules/recent_changes/cms_recent_changes_module.e

@@ -1,5 +1,5 @@
 note
-	description: "CMS module that bring support for recent changes."
+	description: "CMS module that brings support for recent changes."
 	date: "$Date: 2015-02-13 13:08:13 +0100 (ven., 13 févr. 2015) $"
 	revision: "$Revision: 96616 $"
 
@@ -19,6 +19,8 @@ inherit
 
 	CMS_HOOK_RESPONSE_ALTER
 
+	CMS_HOOK_BLOCK
+
 create
 	make
 
@@ -49,10 +51,132 @@ feature -- Access: router
 			-- <Precursor>
 		do
 			a_router.handle ("/recent_changes/", create {WSF_URI_AGENT_HANDLER}.make (agent handle_recent_changes (a_api, ?, ?)), a_router.methods_head_get)
+			a_router.handle ("/recent_changes/feed", create {WSF_URI_AGENT_HANDLER}.make (agent handle_recent_changes_feed (a_api, ?, ?)), a_router.methods_head_get)
+		end
+
+feature -- Hook		
+
+	block_list: ITERABLE [like {CMS_BLOCK}.name]
+			-- List of block names, managed by current object.
+			-- If prefixed by "?", condition will be check
+			-- to determine if it should be displayed (and computed) or not.
+		do
+			Result := <<"?recent_changes">>
+		end
+
+	get_block_view (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
+			-- Get block object identified by `a_block_id' and associate with `a_response'.
+		local
+			b: CMS_CONTENT_BLOCK
+			s, l_content: STRING
+			gen: FEED_TO_XHTML_VISITOR
+		do
+			if a_block_id.same_string_general ("recent_changes") then
+				create l_content.make (1024)
+				create gen.make (l_content)
+
+				create s.make_empty
+				s.append_string ("<liv class=%"nav%">")
+				s.append_string (a_response.link ("See more ...", "recent_changes/", Void))
+				s.append_string ("</li>")
+				gen.set_footer (s)
+
+				recent_changes_feed (a_response, 10, Void).accept (gen)
+
+				create b.make (a_block_id, Void, l_content, Void)
+				a_response.put_block (b, Void, False)
+			end
+		end
+
+	recent_changes_feed (a_response: CMS_RESPONSE; a_size: NATURAL_32; a_source: detachable READABLE_STRING_8): FEED
+		local
+			l_changes: CMS_RECENT_CHANGE_CONTAINER
+			ch: CMS_RECENT_CHANGE_ITEM
+			l_user: detachable CMS_USER
+			l_feed: FEED
+			l_feed_item: FEED_ITEM
+			lnk: FEED_LINK
+			nb: NATURAL_32
+		do
+			l_user := Void -- Public access for the feed!
+			create l_changes.make (a_size, create {DATE_TIME}.make_now_utc, a_source)
+			if attached a_response.hooks.subscribers ({CMS_RECENT_CHANGES_HOOK}) as lst then
+				across
+					lst as ic
+				loop
+					if attached {CMS_RECENT_CHANGES_HOOK} ic.item as h then
+						if attached h.recent_changes_sources as h_sources then
+							if
+								a_source = Void
+								or else across h_sources as h_ic some h_ic.item.is_case_insensitive_equal (a_source) end
+							then
+								h.populate_recent_changes (l_changes, l_user)
+							end
+						end
+					end
+				end
+			end
+			create l_feed.make ("CMS Recent changes")
+			l_feed.set_date (create {DATE_TIME}.make_now_utc)
+			nb := a_size
+			across
+				l_changes as ic
+			until
+				nb = 0
+			loop
+				ch := ic.item
+				create l_feed_item.make (ch.link.title)
+				l_feed_item.set_date (ch.date)
+				l_feed_item.set_description (ch.information)
+				l_feed_item.set_category (ch.source)
+				create lnk.make (a_response.absolute_url (ch.link.location, Void))
+				l_feed_item.links.force (lnk, "")
+				l_feed.extend (l_feed_item)
+				nb := nb - 1
+			end
+			l_feed.sort
+			Result := l_feed
 		end
 
 feature -- Handler
 
+	handle_recent_changes_feed (api: CMS_API; req: WSF_REQUEST; res: WSF_RESPONSE)
+		local
+			r: CMS_RESPONSE
+			htdate: HTTP_DATE
+			l_content: STRING
+			l_until_date: detachable DATE_TIME
+			l_until_date_timestamp: INTEGER_64
+			l_filter_source: detachable READABLE_STRING_8
+			l_size: NATURAL_32
+			mesg: CMS_CUSTOM_RESPONSE_MESSAGE
+		do
+			if attached {WSF_STRING} req.query_parameter ("date") as p_until_date then
+				l_until_date_timestamp := p_until_date.value.to_integer_64
+				create htdate.make_from_timestamp (l_until_date_timestamp)
+				l_until_date := htdate.date_time
+			end
+			if attached {WSF_STRING} req.query_parameter ("source") as p_filter then
+				l_filter_source := p_filter.url_encoded_value
+				if l_filter_source.is_empty then
+					l_filter_source := Void
+				end
+			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)
+			create l_content.make (1024)
+			recent_changes_feed (r, l_size, l_filter_source).accept (create {ATOM_FEED_GENERATOR}.make (l_content))
+			create mesg.make ({HTTP_STATUS_CODE}.ok)
+			mesg.set_payload (l_content)
+			res.send (mesg)
+		end
+
 	handle_recent_changes (api: CMS_API; req: WSF_REQUEST; res: WSF_RESPONSE)
 		local
 			r: CMS_RESPONSE
@@ -243,7 +367,7 @@ feature -- Handler
 						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>")
+						l_content.append ("%">See more ...</a>")
 					end
 				end
 
@@ -268,6 +392,7 @@ feature -- Hooks configuration
 		do
 			a_response.hooks.subscribe_to_menu_system_alter_hook (Current)
 			a_response.hooks.subscribe_to_response_alter_hook (Current)
+			a_response.hooks.subscribe_to_block_hook (Current)
 		end
 
 feature -- Hook

modules/recent_changes/recent_changes-safe.ecf

@@ -16,6 +16,7 @@
 		<library name="cms" location="..\..\cms-safe.ecf"/>
 		<library name="cms_model" location="..\..\library\model\cms_model-safe.ecf" readonly="false"/>
 		<library name="error" location="$ISE_LIBRARY\contrib\library\utility\general\error\error-safe.ecf"/>
+		<library name="feed" location="$ISE_LIBRARY\contrib\library\text\parser\feed\feed-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"/>

package.iron

@@ -1,4 +1,4 @@
-package ROC_cms
+package ROC
 
 project
 	cms = "cms-safe.ecf"
@@ -19,6 +19,21 @@ project
 	basic_auth = "modules/basic_auth/basic_auth.ecf"
 	node = "modules/node/node-safe.ecf"
 	node = "modules/node/node.ecf"
+	demo = "examples/demo/demo-safe.ecf"
+	cms_demo_module = "examples/demo/modules/demo/cms_demo_module-safe.ecf"
+	config_tests = "library/configuration/tests/config_tests-safe.ecf"
+	email_service = "library/email/email-safe.ecf"
+	persistence_sqlite3 = "library/persistence/sqlite3/persistence_sqlite3-safe.ecf"
+	store_mysql = "library/persistence/store_mysql/store_mysql-safe.ecf"
+	persistence_store_odbc = "library/persistence/store_odbc/store_odbc-safe.ecf"
+	tests_store_odbc = "library/persistence/store_odbc/tests/tests-safe.ecf"
+	admin = "modules/admin/admin-safe.ecf"
+	auth_module = "modules/auth/auth-safe.ecf"
+	cms_blog_module = "modules/blog/cms_blog_module-safe.ecf"
+	feed_aggregator = "modules/feed_aggregator/feed_aggregator-safe.ecf"
+	oauth_module = "modules/oauth20/oauth20-safe.ecf"
+	openid_module = "modules/openid/openid-safe.ecf"
+	recent_changes = "modules/recent_changes/recent_changes-safe.ecf"
 
 note
 	title: ROC CMS
@@ -27,5 +42,6 @@ note
 	license: Eiffel Forum v2
 	copyright: Jocelyn Fiat, Javier Velilla, Eiffel Software
 	link[source]: "Github" https://github.com/EiffelWebFramework/ROC.git
+--	link[doc]: "Documentation" http:// 
 
 end

src/cache/cms_cache.e

@@ -0,0 +1,94 @@
+note
+	description: "Abstract interface for cache of value conforming to formal {G}."
+	date: "$Date: 2014-12-03 16:12:08 +0100 (mer., 03 déc. 2014) $"
+	revision: "$Revision: 96232 $"
+
+deferred class
+	CMS_CACHE [G -> ANY]
+
+feature -- Status report
+
+	exists: BOOLEAN
+			-- Do associated cache file exists?
+		deferred
+		end
+
+	expired (a_reference_date: detachable DATE_TIME; a_duration_in_seconds: INTEGER): BOOLEAN
+			-- Is associated cached item expired?
+			-- If `a_reference_date' is attached, cache is expired if `a_reference' is more recent than cached item.
+		local
+			d1, d2: DATE_TIME
+		do
+			if exists then
+				if
+					a_reference_date /= Void and then
+					a_reference_date > cache_date_time
+				then
+					Result := True
+				else
+					if a_duration_in_seconds = -1 then
+						Result := False -- Never expires
+					elseif a_duration_in_seconds = 0 then
+						Result := True -- Always expires
+					elseif a_duration_in_seconds > 0 then
+						d1 := cache_date_time
+						d2 := current_date_time
+						d2.second_add (- a_duration_in_seconds) --| do not modify `cache_date_time'
+						Result := d2 > d1 -- cached date + duration is older than current date
+					else
+							-- Invalid expiration value
+							-- thus always expired.
+						Result := True
+					end
+				end
+			else
+				Result := True
+			end
+		end
+
+feature -- Access
+
+	item: detachable G
+			-- Value from the cache.
+		deferred
+		end
+
+	cache_date_time: DATE_TIME
+			-- Date time for current cache if exists.
+			-- Note: it may be UTC or not , depending on cache type.
+		deferred
+		end
+
+	cache_duration_in_seconds: INTEGER_64
+			-- Number of seconds since cache was set.
+		require
+			exists: exists
+		local
+			d1, d2: DATE_TIME
+		do
+			d1 := cache_date_time
+			d2 := current_date_time
+			Result := d2.relative_duration (d1).seconds_count
+		end
+
+	current_date_time: DATE_TIME
+			-- Current date time for relative duration with cache_date_time.
+		deferred
+		end
+
+feature -- Element change
+
+	delete
+			-- Remove cache.
+		deferred
+		end
+
+	put (g: G)
+			-- Put `g' into cache.
+		deferred
+		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/cache/cms_file_cache.e

@@ -0,0 +1,150 @@
+note
+	description: "Cache using a local file."
+	date: "$Date: 2015-09-24 18:24:06 +0200 (jeu., 24 sept. 2015) $"
+	revision: "$Revision: 97926 $"
+
+deferred class
+	CMS_FILE_CACHE [G -> ANY]
+
+inherit
+	CMS_CACHE [G]
+
+feature {NONE} -- Initialization
+
+	make (a_cache_filename: PATH)
+		do
+			path := a_cache_filename
+		end
+
+	path: PATH
+
+feature -- Status report
+
+	exists: BOOLEAN
+			-- Do associated cache file exists?
+		local
+			ut: FILE_UTILITIES
+		do
+			Result := ut.file_path_exists (path)
+		end
+
+feature -- Access
+
+	cache_date_time: DATE_TIME
+			-- <Precursor>	
+		local
+			f: RAW_FILE
+		do
+			create f.make_with_path (path)
+			if f.exists then
+				Result := utc_file_date_time (f)
+			else
+				create Result.make_now_utc
+			end
+		end
+
+	current_date_time: DATE_TIME
+			-- <Precursor>
+		do
+				-- UTC, since `cache_date_time' is UTC!
+			create Result.make_now_utc
+		end
+
+	file_size: INTEGER
+			-- Associated file size.
+		require
+			exists: exists
+		local
+			f: RAW_FILE
+		do
+			create f.make_with_path (path)
+			if f.exists and then f.is_access_readable then
+				Result := f.count
+			end
+		end
+
+	item: detachable G
+		local
+			f: RAW_FILE
+			retried: BOOLEAN
+		do
+			if not retried then
+				create f.make_with_path (path)
+				if f.exists and then f.is_access_readable then
+					f.open_read
+					Result := file_to_item (f)
+					f.close
+				end
+			end
+		rescue
+			retried := True
+			retry
+		end
+
+feature -- Element change
+
+	delete
+			-- <Precursor>
+		local
+			f: RAW_FILE
+			retried: BOOLEAN
+		do
+			if not retried then
+				create f.make_with_path (path)
+					-- Create recursively parent directory if it does not exists.
+				if f.exists and then f.is_access_writable then
+					f.delete
+				end
+			end
+		rescue
+			retried := True
+			retry
+		end
+
+	put (g: G)
+			-- <Precursor>
+		local
+			f: RAW_FILE
+			d: DIRECTORY
+		do
+			create f.make_with_path (path)
+				-- Create recursively parent directory if it does not exists.
+			create d.make_with_path (path.parent)
+			if not d.exists then
+				d.recursive_create_dir
+			end
+			if not f.exists or else f.is_access_writable then
+				f.open_write
+				item_to_file (g, f)
+				f.close
+			end
+		end
+
+feature -- Helpers
+
+	utc_file_date_time (f: FILE): DATE_TIME
+			-- Last change date for file `f'.
+		require
+			f.exists
+		do
+			create Result.make_from_epoch (f.date.as_integer_32)
+		end
+
+feature {NONE} -- Implementation
+
+	file_to_item (f: FILE): detachable G
+		require
+			is_open_write: f.is_open_read
+		deferred
+		end
+
+	item_to_file (g: G; f: FILE)
+		require
+			is_open_write: f.is_open_write
+		deferred
+		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/cache/cms_file_object_cache.e

@@ -0,0 +1,49 @@
+note
+	description: "Cache for value conforming to formal {G}, and implemented using local file."
+	date: "$Date: 2014-10-30 12:13:25 +0100 (jeu., 30 oct. 2014) $"
+	revision: "$Revision: 96016 $"
+
+class
+	CMS_FILE_OBJECT_CACHE [G -> ANY]
+
+inherit
+	CMS_FILE_CACHE [G]
+
+	SED_STORABLE_FACILITIES
+
+create
+	make
+
+feature {NONE} -- Implementation
+
+	file_to_item (f: FILE): detachable G
+		local
+			retried: BOOLEAN
+			l_reader: SED_MEDIUM_READER_WRITER
+			l_void: detachable G
+		do
+			if retried then
+				Result := l_void
+			else
+				create l_reader.make_for_reading (f)
+				if attached {G} retrieved (l_reader, True) as l_data then
+					Result := l_data
+				end
+			end
+		rescue
+			retried := True
+			retry
+		end
+
+	item_to_file (a_data: G; f: FILE)
+		local
+			l_writer: SED_MEDIUM_READER_WRITER
+		do
+			create l_writer.make_for_writing (f)
+			basic_store (a_data, l_writer, True)
+		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/cache/cms_file_string_8_cache.e

@@ -0,0 +1,69 @@
+note
+	description: "Cache system for STRING_8 value."
+	date: "$Date: 2014-10-30 12:13:25 +0100 (jeu., 30 oct. 2014) $"
+	revision: "$Revision: 96016 $"
+
+class
+	CMS_FILE_STRING_8_CACHE
+
+inherit
+	CMS_FILE_CACHE [STRING]
+
+create
+	make
+
+feature -- Access
+
+	append_to (a_output: STRING)
+			-- Append `item' to `a_output'.
+		local
+			f: RAW_FILE
+			retried: BOOLEAN
+		do
+			if not retried then
+				create f.make_with_path (path)
+				if f.exists and then f.is_access_readable then
+					f.open_read
+					if attached file_to_item (f) as s then
+						a_output.append (s)
+					end
+					f.close
+				end
+			end
+		rescue
+			retried := True
+			retry
+		end
+
+feature {NONE} -- Implementation
+
+	file_to_item (f: FILE): detachable STRING
+		local
+			retried: BOOLEAN
+		do
+			if retried then
+				Result := Void
+			else
+				from
+					create Result.make_empty
+				until
+					f.exhausted or f.end_of_file
+				loop
+					f.read_stream_thread_aware (1_024)
+					Result.append (f.last_string)
+				end
+			end
+		rescue
+			retried := True
+			retry
+		end
+
+	item_to_file (a_data: STRING; f: FILE)
+		do
+			f.put_string (a_data)
+		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/cache/cms_memory_cache.e

@@ -0,0 +1,61 @@
+note
+	description: "Cache relying on memory."
+	date: "$Date: 2014-12-03 16:57:00 +0100 (mer., 03 déc. 2014) $"
+	revision: "$Revision: 96234 $"
+
+deferred class
+	CMS_MEMORY_CACHE [G -> ANY]
+
+inherit
+	CMS_CACHE [G]
+
+feature {NONE} -- Initialization
+
+	make
+		do
+			cache_date_time := current_date_time
+		end
+
+
+feature -- Status report
+
+	exists: BOOLEAN
+			-- Do associated cache memory exists?
+		do
+			Result := item /= Void
+		end
+
+feature -- Access
+
+	cache_date_time: DATE_TIME
+
+	current_date_time: DATE_TIME
+			-- <Precursor>
+		do
+			create Result.make_now_utc
+		end
+
+	item: detachable G
+
+feature -- Element change
+
+	delete
+			-- <Precursor>
+		local
+			l_default: detachable G
+		do
+			item := l_default
+			cache_date_time := current_date_time
+		end
+
+	put (g: G)
+			-- <Precursor>
+		do
+			item := g
+			cache_date_time := current_date_time
+		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/configuration/cms_default_setup.e

@@ -68,6 +68,18 @@ feature -- Access
 			Result := configuration.resolved_text_item (a_name)
 		end
 
+	text_list_item (a_name: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
+			-- Configuration values associated with `a_name', if any.
+		do
+			Result := configuration.text_list_item (a_name)
+		end
+
+	text_table_item (a_name: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Configuration indexed values associated with `a_name', if any.
+		do
+			Result := configuration.text_table_item (a_name)
+		end
+
 	string_8_item (a_name: READABLE_STRING_GENERAL): detachable READABLE_STRING_8
 			-- String 8 configuration value associated with `a_name', if any.
 		local

src/configuration/cms_setup.e

@@ -196,6 +196,16 @@ feature -- Query
 		deferred
 		end
 
+	text_list_item (a_name: READABLE_STRING_GENERAL): detachable LIST [READABLE_STRING_32]
+			-- Configuration values associated with `a_name', if any.
+		deferred
+		end
+
+	text_table_item (a_name: READABLE_STRING_GENERAL): detachable STRING_TABLE [READABLE_STRING_32]
+			-- Configuration indexed values associated with `a_name', if any.
+		deferred
+		end
+
 	text_item_or_default (a_name: READABLE_STRING_GENERAL; a_default_value: READABLE_STRING_GENERAL): READABLE_STRING_32
 			-- `text_item' associated with `a_name' or if none, `a_default_value'.
 		do

src/hooks/cms_hook_block.e

@@ -15,6 +15,8 @@ feature -- Hook
 
 	block_list: ITERABLE [like {CMS_BLOCK}.name]
 			-- List of block names, managed by current object.
+			-- If prefixed by "?", condition will be check
+			-- to determine if it should be displayed (and computed) or not.
 		deferred
 		end
 
@@ -23,4 +25,7 @@ feature -- Hook
 		deferred
 		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_core_manager.e

@@ -138,6 +138,11 @@ feature -- Hook: block
 
 	invoke_block (a_response: CMS_RESPONSE)
 			-- Invoke block hook for response `a_response' in order to get block from modules.
+		local
+			bl: READABLE_STRING_8
+			bl_optional: BOOLEAN
+			l_ok: BOOLEAN
+			l_block_cache: detachable TUPLE [block: CMS_CACHE_BLOCK; region: READABLE_STRING_8; expired: BOOLEAN]
 		do
 			if attached subscribers ({CMS_HOOK_BLOCK}) as lst then
 				across
@@ -147,7 +152,25 @@ feature -- Hook: block
 						across
 							h.block_list as blst
 						loop
-							h.get_block_view (blst.item, a_response)
+							l_ok := False
+							bl := blst.item
+							bl_optional := bl.count > 0 and bl[1] = '?'
+							if bl_optional then
+								bl := bl.substring (2, bl.count)
+								if a_response.is_block_included (bl, False) then
+									l_ok := True
+								end
+							else
+								l_ok := True
+							end
+							if l_ok then
+								l_block_cache := a_response.block_cache (bl)
+								if l_block_cache /= Void and then not l_block_cache.expired then
+									a_response.add_block (l_block_cache.block, l_block_cache.region)
+								else
+									h.get_block_view (bl, a_response)
+								end
+							end
 						end
 					end
 				end

src/kernel/content/block/condition/cms_block_condition.e

@@ -0,0 +1,24 @@
+note
+	description: "Condition for block to be displayed."
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_BLOCK_CONDITION
+
+feature -- Access
+
+	description: READABLE_STRING_32
+		deferred
+		end
+
+feature -- Evaluation
+
+	satisfied_for_response (res: CMS_RESPONSE): BOOLEAN
+		deferred
+		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/block/condition/cms_block_expression_condition.e

@@ -0,0 +1,60 @@
+note
+	description: "Condition for block to be displayed."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_BLOCK_EXPRESSION_CONDITION
+
+inherit
+	CMS_BLOCK_CONDITION
+
+create
+	make,
+	make_none
+
+feature {NONE} -- Initialization
+
+	make (a_exp: READABLE_STRING_8)
+		do
+			expression := a_exp
+		end
+
+	make_none
+		do
+			make ("<none>")
+		end
+
+feature -- Access
+
+	description: STRING_32
+		do
+			create Result.make_from_string_general ("Expression: %"")
+			Result.append_string_general (expression)
+			Result.append_character ('%"')
+		end
+
+	expression: STRING
+
+feature -- Evaluation
+
+	satisfied_for_response (res: CMS_RESPONSE): BOOLEAN
+		local
+			exp: like expression
+		do
+			exp := expression
+			if exp.same_string ("is_front") then
+				Result := res.is_front
+			elseif exp.same_string ("*") then
+				Result := True
+			elseif exp.same_string ("<none>") then
+				Result := False
+			elseif exp.starts_with ("path:") then
+				Result := res.location.same_string (exp.substring (6, exp.count))
+			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/block/condition/cms_block_location_condition.e

@@ -0,0 +1,45 @@
+note
+	description: "Condition for block to be displayed based on location."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_BLOCK_LOCATION_CONDITION
+
+inherit
+	CMS_BLOCK_CONDITION
+
+create
+	make_with_location
+
+feature {NONE} -- Initialization
+
+	make_with_location (a_location: READABLE_STRING_8)
+		do
+			location := a_location
+		end
+
+feature -- Access
+
+	description: STRING_32
+		do
+			create Result.make_from_string_general ("Location: %"")
+			Result.append_string_general (location)
+			Result.append_character ('%"')
+		end
+
+	location: STRING
+
+feature -- Evaluation
+
+	satisfied_for_response (res: CMS_RESPONSE): BOOLEAN
+		local
+			loc: like location
+		do
+			Result := res.location.same_string (loc)
+		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.e

@@ -39,6 +39,9 @@ feature -- Status report
 		deferred
 		end
 
+	conditions: detachable LIST [CMS_BLOCK_CONDITION]
+			-- Optional block condition to be enabled.
+
 feature -- Element change
 
 	add_css_class (a_class: READABLE_STRING_8)
@@ -67,6 +70,19 @@ feature -- Element change
 			opts.remove_css_class (a_class)
 		end
 
+	add_condition (a_condition: CMS_BLOCK_CONDITION)
+			-- Add condition `a_condition'.
+		local
+			l_conditions: like conditions
+		do
+			l_conditions := conditions
+			if l_conditions = Void then
+				create {ARRAYED_LIST [CMS_BLOCK_CONDITION]} l_conditions.make (1)
+				conditions := l_conditions
+			end
+			l_conditions.force (a_condition)
+		end
+
 feature -- Conversion
 
 	to_html (a_theme: CMS_THEME): STRING_8

src/kernel/content/cms_cache_block.e

@@ -0,0 +1,99 @@
+note
+	description: "[
+			CMS_BLOCK implemented with a `cache'
+			as caching solution.
+		]"
+	date: "$Date: 2014-11-18 10:13:13 +0100 (mar., 18 nov. 2014) $"
+	revision: "$Revision: 96110 $"
+
+class
+	CMS_CACHE_BLOCK
+
+inherit
+	CMS_BLOCK
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make (a_name: like name; a_cache: like cache)
+		require
+			a_name_not_blank: not a_name.is_whitespace
+		do
+			is_enabled := True
+			name := a_name
+			cache := a_cache
+			set_is_raw (True)
+		end
+
+feature -- Access
+
+	name: READABLE_STRING_8
+			-- <Precursor>
+
+	title: detachable READABLE_STRING_32
+			-- <Precursor>
+
+	cache: CMS_CACHE [READABLE_STRING_8]
+			-- Cache content.
+
+feature -- Status report
+
+	is_empty: BOOLEAN
+			-- Is current block empty?
+		do
+			Result := is_raw and not cache.exists
+		end
+
+	is_raw: BOOLEAN assign set_is_raw
+			-- Is raw?
+			-- If True, do not get wrapped it with block specific div	
+
+feature -- Element change
+
+	set_is_raw (b: BOOLEAN)
+		do
+			is_raw := b
+		end
+
+	set_name (n: like name)
+			-- Set `name' to `n'.
+		require
+			not n.is_whitespace
+		do
+			name := n
+		end
+
+	set_title (a_title: like title)
+			-- Set `title' to `a_title'.
+		do
+			title := a_title
+		end
+
+feature -- Conversion
+
+	to_html (a_theme: CMS_THEME): STRING_8
+		do
+			debug
+				print ("REUSE CACHE for [" + name + "]!!!%N")
+			end
+				-- Why in this particular case theme is not used to generate the content?
+			if attached cache.item as l_content then
+				Result := l_content
+			else
+				Result := ""
+				check exists: False 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)"
+	source: "[
+			Eiffel Software
+			5949 Hollister Ave., Goleta, CA 93117 USA
+			Telephone 805-685-1006, Fax 805-685-6869
+			Website http://www.eiffel.com
+			Customer support http://support.eiffel.com
+		]"
+end

src/modules/cms_debug_module.e

@@ -58,7 +58,7 @@ feature -- Hooks
 
 	block_list: ITERABLE [like {CMS_BLOCK}.name]
 		do
-			Result := <<"debug-info">>
+			Result := <<"?debug-info">>
 		end
 
 	get_block_view (a_block_id: READABLE_STRING_8; a_response: CMS_RESPONSE)
@@ -67,14 +67,13 @@ feature -- Hooks
 			dbg: WSF_DEBUG_INFORMATION
 			s: STRING
 		do
-			if a_response.theme.has_region ("debug") then
+			create dbg.make
-				create dbg.make
+			create s.make_empty
-				create s.make_empty
+			dbg.append_information_to (a_response.request, a_response.response, s)
-				dbg.append_information_to (a_response.request, a_response.response, s)
+			append_info_to ("Storage", a_response.api.storage.generator, a_response, s)
-				append_info_to ("Storage", a_response.api.storage.generator, a_response, s)
+			create b.make ("debug-info", "Debug", s, a_response.formats.plain_text)
-				create b.make ("debug-info", "Debug", s, a_response.formats.plain_text)
+			b.add_condition (create {CMS_BLOCK_EXPRESSION_CONDITION}.make_none)
-				a_response.add_block (b, "footer")
+			a_response.add_block (b, "footer")
-			end
 		end
 
 feature -- Handler		

src/service/response/cms_response.e

@@ -423,6 +423,59 @@ feature -- Blocks initialization
 			Result := setup.text_item_or_default ("blocks." + a_block_id + ".region", a_default_region)
 		end
 
+	block_conditions (a_block_id: READABLE_STRING_8): detachable ARRAYED_LIST [CMS_BLOCK_EXPRESSION_CONDITION]
+				-- Condition associated with `a_block_id' in configuration, if any.
+		do
+			if attached setup.text_item ("blocks." + a_block_id + ".condition") as s then
+				create Result.make (1)
+				Result.force (create {CMS_BLOCK_EXPRESSION_CONDITION}.make (s))
+			end
+			if attached setup.text_list_item ("blocks." + a_block_id + ".conditions") as lst then
+				if Result = Void then
+					create Result.make (lst.count)
+					across
+						lst as ic
+					loop
+						Result.force (create {CMS_BLOCK_EXPRESSION_CONDITION}.make (ic.item))
+					end
+				end
+			end
+		end
+
+	is_block_included (a_block_id: READABLE_STRING_8; dft: BOOLEAN): BOOLEAN
+			-- Is block `a_block_id' included in current response?
+			-- If no preference, return `dft'.
+		do
+			if attached block_conditions (a_block_id) as l_conditions then
+				Result := across l_conditions as ic some ic.item.satisfied_for_response (Current) end
+			else
+				Result := dft
+			end
+		end
+
+	block_cache (a_block_id: READABLE_STRING_8): detachable TUPLE [block: CMS_CACHE_BLOCK; region: READABLE_STRING_8; expired: BOOLEAN]
+			-- Cached version of block `a_block_id'.
+		local
+			l_cache: CMS_FILE_STRING_8_CACHE
+		do
+			if
+				attached setup.text_item ("blocks." + a_block_id + ".expiration") as nb_secs and then
+				nb_secs.is_integer
+			then
+				if attached block_region_preference (a_block_id, "none") as l_region and then not l_region.same_string_general ("none") then
+					create l_cache.make (api.files_location.extended (".cache").extended ("blocks").extended (a_block_id).appended_with_extension ("html"))
+					if
+						l_cache.exists and then
+						not l_cache.expired (Void, nb_secs.to_integer)
+					then
+						Result := [create {CMS_CACHE_BLOCK} .make (a_block_id, l_cache), l_region, False]
+					else
+						Result := [create {CMS_CACHE_BLOCK} .make (a_block_id, l_cache), l_region, True]
+					end
+				end
+			end
+		end
+
 feature -- Blocks regions
 
 	regions: STRING_TABLE [CMS_BLOCK_REGION]
@@ -459,8 +512,23 @@ feature -- Blocks regions
 
 feature -- Blocks
 
+	put_block (b: CMS_BLOCK; a_default_region: detachable READABLE_STRING_8; is_block_included_by_default: BOOLEAN)
+			-- Add block `b' to associated region or `a_default_region' if provided
+			-- and check optional associated condition.
+			-- If no condition then use `is_block_included_by_default' to
+			-- decide if block is included or not.
+		local
+			l_region: detachable like block_region
+		do
+			if is_block_included (b.name, is_block_included_by_default) then
+				l_region := block_region (b, a_default_region)
+				l_region.extend (b)
+			end
+		end
+
 	add_block (b: CMS_BLOCK; a_default_region: detachable READABLE_STRING_8)
 			-- Add block `b' to associated region or `a_default_region' if provided.
+			-- WARNING: ignore any block condition! USE WITH CARE!
 		local
 			l_region: detachable like block_region
 		do
@@ -473,29 +541,29 @@ feature -- Blocks
 			debug ("refactor_fixme")
 				fixme ("find a way to have this in configuration or database, and allow different order")
 			end
-			add_block (top_header_block, "top")
+			put_block (top_header_block, "top", True)
-			add_block (header_block, "header")
+			put_block (header_block, "header", True)
 			if attached message_block as m then
-				add_block (m, "content")
+				put_block (m, "content", True)
 			end
 			if attached primary_tabs_block as m then
-				add_block (m, "content")
+				put_block (m, "content", True)
 			end
-			add_block (content_block, "content")
+			add_block (content_block, "content") -- Can not be disabled!
 
 			if attached management_menu_block as l_block then
-				add_block (l_block, "sidebar_first")
+				put_block (l_block, "sidebar_first", True)
 			end
 			if attached navigation_menu_block as l_block then
-				add_block (l_block, "sidebar_first")
+				put_block (l_block, "sidebar_first", True)
 			end
 			if attached user_menu_block as l_block then
-				add_block (l_block, "sidebar_second")
+				put_block (l_block, "sidebar_second", True)
 			end
 
 			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")
+				put_block (create {CMS_CONTENT_BLOCK}.make ("made_with", Void, "Made with <a href=%"https://www.eiffel.org/%">EWF</a>", Void), "footer", True)
 			end
 		end
 
@@ -741,6 +809,7 @@ feature -- Generation
 			l_region: CMS_BLOCK_REGION
 			l_menu_list_prepared: ARRAYED_LIST [CMS_LINK_COMPOSITE]
 			l_empty_blocks: detachable ARRAYED_LIST [CMS_BLOCK]
+			l_block_html: STRING
 		do
 				-- Menu
 			create {CMS_LOCAL_LINK} lnk.make ("Home", "")
@@ -839,7 +908,13 @@ feature -- Generation
 							end
 						end
 					end
-					page.add_to_region (theme.block_html (ic.item), reg_ic.item.name)
+					l_block_html := theme.block_html (ic.item)
+					if attached {CMS_CACHE_BLOCK} ic.item then
+
+					elseif attached block_cache (ic.item.name) as l_cache_block then
+						l_cache_block.block.cache.put (l_block_html)
+					end
+					page.add_to_region (l_block_html, reg_ic.item.name)
 				end
 			end