Added feed aggregations ids.

This is used to avoid computing the whole feed aggregation to decide if a feed block is included or not.

modules/feed_aggregator/feed_aggregator_api.e

@@ -14,6 +14,20 @@ create
 
 feature -- Access
 
+	aggregations_ids: detachable ITERABLE [READABLE_STRING_GENERAL]
+		local
+			l_table: like internal_aggregations
+		do
+			l_table := internal_aggregations
+			if l_table /= Void then
+				Result := l_table.current_keys
+			elseif 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
+					Result := l_ids
+				end
+			end
+		end
+
 	aggregations: HASH_TABLE [FEED_AGGREGATION, STRING]
 			-- List of feed aggregations.
 		local

modules/feed_aggregator/feed_aggregator_module.e

@@ -214,15 +214,17 @@ feature -- Hook
 			-- List of block names, managed by current object.
 		local
 			res: ARRAYED_LIST [like {CMS_BLOCK}.name]
-			l_aggs: HASH_TABLE [FEED_AGGREGATION, STRING_8]
+			utf_conv: UTF_CONVERTER
 		do
-			if attached feed_aggregator_api as l_feed_api then
-				l_aggs := l_feed_api.aggregations
-				create res.make (l_aggs.count)
+			if
+				attached feed_aggregator_api as l_feed_api and then
+				attached l_feed_api.aggregations_ids as l_aggs
+			then
+				create res.make (1)
 				across
 					l_aggs as ic
 				loop
-					res.force ("?feed." + ic.key)
+					res.force ("?feed." + utf_conv.utf_32_string_to_utf_8_string_8 (ic.item))
 				end
 			else
 				create res.make (0)