Move extract_response_text into Middleman::Util

middleman-core/lib/middleman-core/util.rb

@@ -31,6 +31,26 @@ module Middleman
     def self.normalize_path(path)
       path.sub(/^\//, "").gsub("%20", " ")
     end
+
+    # Extract the text of a Rack response as a string.
+    # Useful for extensions implemented as Rack middleware.
+    # @param response The response from #call
+    # @return [String] The whole response as a string.
+    def self.extract_response_text(response)
+      case(response)
+      when String
+        response
+      when Array
+        response.join
+      when Rack::Response
+        response.body.join
+      when Rack::File
+        File.read(response.path)
+      else
+        response.to_s
+      end
+    end
+  end
     
     # Simple shared cache implementation
     class Cache
@@ -87,4 +107,4 @@ module Middleman
       end
     end
   end
-end
+end

middleman-more/lib/middleman-more/extensions/asset_hash.rb

@@ -69,7 +69,7 @@ module Middleman::Extensions
         dirpath = Pathname.new(File.dirname(path))
 
         if path =~ /(^\/$)|(\.(htm|html|php|css|js)$)/
-          body = extract_response_text(response)
+          body = ::Middleman.Util.extract_response_text(response)
 
           if body
             # TODO: This regex will change some paths in plan HTML (not in a tag) - is that OK?
@@ -94,23 +94,6 @@ module Middleman::Extensions
         end
         [status, headers, response]
       end
-
-      private
-
-      def extract_response_text(response)
-        case(response)
-        when String
-          response
-        when Array
-          response.join
-        when Rack::Response
-          response.body.join
-        when Rack::File
-          File.read(response.path)
-        else
-          response.to_s
-        end
-      end
     end
   end
   

middleman-more/lib/middleman-more/extensions/minify_css.rb

@@ -52,7 +52,7 @@ module Middleman
           path = env["PATH_INFO"]
 
           if (path.end_with?('.html') || path.end_with?('.php')) && @inline
-            uncompressed_source = extract_response_text(response)
+            uncompressed_source = ::Middleman.Util.extract_response_text(response)
 
             minified = uncompressed_source.gsub(/(<style[^>]*>\s*(?:\/\*<!\[CDATA\[\*\/\n)?)(.*?)((?:(?:\n\s*)?\/\*\]\]>\*\/)?\s*<\/style>)/m) do |match|
               first = $1
@@ -76,24 +76,7 @@ module Middleman
 
           [status, headers, response]
         end
-
-        private
-
-        def extract_response_text(response)
-          case(response)
-          when String
-            response
-          when Array
-            response.join
-          when ::Rack::Response
-            response.body.join
-          when ::Rack::File
-            File.read(response.path)
-          else
-            response.to_s
-          end
-        end
       end
     end
   end
-end
+end

middleman-more/lib/middleman-more/extensions/minify_javascript.rb

@@ -54,7 +54,7 @@ module Middleman
 
           begin
             if (path.end_with?('.html') || path.end_with?('.php')) && @inline
-              uncompressed_source = extract_response_text(response)
+              uncompressed_source = ::Middleman.Util.extract_response_text(response)
 
               minified = uncompressed_source.gsub(/(<script[^>]*>\s*(?:\/\/(?:(?:<!--)|(?:<!\[CDATA\[))\n)?)(.*?)((?:(?:\n\s*)?\/\/(?:(?:-->)|(?:\]\]>)))?\s*<\/script>)/m) do |match|
                 first = $1
@@ -88,24 +88,7 @@ module Middleman
 
           [status, headers, response]
         end
-
-        private
-
-        def extract_response_text(response)
-          case(response)
-          when String
-            response
-          when Array
-            response.join
-          when ::Rack::Response
-            response.body.join
-          when ::Rack::File
-            File.read(response.path)
-          else
-            response.to_s
-          end
-        end
       end
     end
   end
-end
+end