lib/librarian/chef/source/local.rb in librarian-0.0.20 vs lib/librarian/chef/source/local.rb in librarian-0.0.21

@@ -1,13 +1,61 @@
-require 'librarian/chef/source/local/manifest'
+require 'librarian/chef/manifest_reader'
 
 module Librarian
   module Chef
     module Source
       module Local
 
-        def manifest_class
-          Manifest
+        def install!(manifest)
+          manifest.source == self or raise ArgumentError
+
+          debug { "Installing #{manifest}" }
+
+          name, version = manifest.name, manifest.version
+          found_path = found_path(name)
+
+          install_path = environment.install_path.join(name)
+          if install_path.exist?
+            debug { "Deleting #{relative_path_to(install_path)}" }
+            install_path.rmtree
+          end
+
+          debug { "Copying #{relative_path_to(found_path)} to #{relative_path_to(install_path)}" }
+          FileUtils.cp_r(found_path, install_path)
+        end
+
+        def fetch_version(name, extra)
+          manifest_data(name)["version"]
+        end
+
+        def fetch_dependencies(name, version, extra)
+          manifest_data(name)["dependencies"]
+        end
+
+      private
+
+        def manifest_data(name)
+          @manifest_data ||= { }
+          @manifest_data[name] ||= fetch_manifest_data(name)
+        end
+
+        def fetch_manifest_data(name)
+          expect_manifest!(name)
+
+          found_path = found_path(name)
+          manifest_path = ManifestReader.manifest_path(found_path)
+          ManifestReader.read_manifest(name, manifest_path)
+        end
+
+        def manifest?(name, path)
+          ManifestReader.manifest?(name, path)
+        end
+
+        def expect_manifest!(name)
+          found_path = found_path(name)
+          return if found_path && ManifestReader.manifest_path(found_path)
+
+          raise Error, "No metadata file found for #{name} from #{self}! If this should be a cookbook, you might consider contributing a metadata file upstream or forking the cookbook to add your own metadata file."
         end
 
       end
     end
   end