Blindly attempt to imrpove encoding situation

middleman-core/lib/middleman-core/core_extensions/front_matter.rb

@@ -185,7 +185,7 @@ module Middleman::CoreExtensions
 
       # Avoid weird race condition when a file is renamed.
       content = begin
-        File.read(full_path)
+        read_data_file(full_path)
       rescue ::EOFError
       rescue ::IOError
       rescue ::Errno::ENOENT
@@ -208,6 +208,15 @@ module Middleman::CoreExtensions
       [data, content]
     end
 
+    def read_data_file(path)
+      data = File.open(path, 'rb') { |io| io.read }
+      if data.respond_to?(:force_encoding)
+        # Set it to the default external (without verifying)
+        data.force_encoding(Encoding.default_external) if Encoding.default_external
+      end
+      data
+    end
+
     def normalize_path(path)
       path.sub(%r{^#{Regexp.escape(app.source_dir)}\/}, '')
     end

middleman-core/lib/middleman-core/core_extensions/rendering.rb

@@ -217,10 +217,19 @@ module Middleman
             # Render the partial if found, otherwide throw exception
             _render_with_all_renderers(found_partial, locals, self, options, &block)
           else
-            File.read(found_partial)
+            read_template_file(found_partial)
           end
         end
 
+        def read_template_file(path)
+          data = ::File.open(path, 'rb') { |io| io.read }
+          if data.respond_to?(:force_encoding)
+            # Set it to the default external (without verifying)
+            data.force_encoding(::Encoding.default_external) if ::Encoding.default_external
+          end
+          data
+        end
+
         # Partial locator.
         #
         # @param [String] partial_name
@@ -277,6 +286,7 @@ module Middleman
           extension = File.extname(path)
           options = opts.dup.merge(options_for_ext(extension))
           options[:outvar] ||= '@_out_buf'
+          options[:default_encoding] ||= 'UTF-8'
           options.delete(:layout)
 
           # Overwrite with frontmatter options
@@ -299,6 +309,8 @@ module Middleman
             ::Tilt.new(path, 1, options) { body }
           end
 
+          ', :default_encoding => 'Big5'
+
           # Render using Tilt
           content = template.render(context || ::Object.new, locs, &block)
 
@@ -326,7 +338,7 @@ module Middleman
         # @param [String] path
         # @return [String]
         def template_data_for_file(path)
-          File.read(File.expand_path(path, source_dir))
+          read_template_file(File.expand_path(path, source_dir))
         end
 
         # Get a hash of configuration options for a given file extension, from

middleman-core/lib/middleman-core/step_definitions/server_steps.rb

@@ -1,5 +1,3 @@
-# encoding: UTF-8
-
 require 'rspec/expectations'
 require 'capybara/cucumber'