Added feed aggregation module.

Improved the CMS Block system to support condition.

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 +1,46 @@
+note
+	description: "Condition for block to be displayed."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_BLOCK_EXPRESSION_CONDITION
+
+inherit	
+	CMS_BLOCK_CONDITION
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	make (a_exp: READABLE_STRING_8)
+		do
+			expression := a_exp
+		end
+
+feature -- Access
+
+	description: READABLE_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
+		do
+			if expression.same_string ("is_front") then
+				Result := res.is_front
+			elseif expression.starts_with ("path=") then
+			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.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)