Added first steps toward Taxonomy module.

modules/taxonomy/cms_taxonomy_api.e

@@ -0,0 +1,84 @@
+note
+	description: "[
+				API to handle taxonomy vocabularies and terms.
+			]"
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_TAXONOMY_API
+
+inherit
+	CMS_MODULE_API
+		redefine
+			initialize
+		end
+
+	REFACTORING_HELPER
+
+create
+	make
+
+feature {NONE} -- Initialization
+
+	initialize
+			-- <Precursor>
+		do
+			Precursor
+
+				-- Create the node storage for type blog
+			if attached {CMS_STORAGE_SQL_I} storage as l_storage_sql then
+				create {CMS_TAXONOMY_STORAGE_SQL} taxonomy_storage.make (l_storage_sql)
+			else
+				create {CMS_TAXONOMY_STORAGE_NULL} taxonomy_storage.make
+			end
+		end
+
+feature {CMS_MODULE} -- Access nodes storage.
+
+	taxonomy_storage: CMS_TAXONOMY_STORAGE_I
+
+feature -- Access node
+
+	vocabulary_count: INTEGER_64
+			-- Number of vocabulary.
+		do
+			Result := taxonomy_storage.vocabulary_count
+		end
+
+	vocabularies (a_limit: NATURAL_32; a_offset: NATURAL_32): LIST [CMS_VOCABULARY]
+			-- List of vocabularies ordered by weight and limited by limit and offset.
+		do
+			Result := taxonomy_storage.vocabularies (a_limit, a_offset)
+		end
+
+	vocabulary (a_id: INTEGER): detachable CMS_VOCABULARY
+			-- Vocabulary associated with id `a_id'.
+		require
+			valid_id: a_id > 0
+		do
+			Result := taxonomy_storage.vocabulary (a_id)
+		end
+
+	term_count_from_vocabulary (a_vocab: CMS_VOCABULARY): INTEGER_64
+			-- Number of terms from vocabulary `a_vocab'.
+		require
+			has_id: a_vocab.has_id
+		do
+			Result := taxonomy_storage.term_count_from_vocabulary (a_vocab)
+		end
+
+	terms (a_vocab: CMS_VOCABULARY; a_limit: NATURAL_32; a_offset: NATURAL_32): LIST [CMS_TERM]
+			-- List of terms ordered by weight and limited by limit and offset.
+		require
+			has_id: a_vocab.has_id
+		do
+			Result := taxonomy_storage.terms (a_vocab, a_limit, a_offset)
+		end
+
+	term_by_id (a_tid: INTEGER): detachable CMS_TERM
+		do
+			Result := taxonomy_storage.term_by_id (a_tid)
+		end
+
+end