frontmatter extensions. closes #191

features/front-matter.feature

@@ -6,6 +6,10 @@ Feature: YAML Front Matter
     When I go to "/front-matter.html"
     Then I should see "<h1>This is the title</h1>"
     Then I should not see "---"
+    When I go to "/front-matter-2.php"
+    Then I should see "<h1>This is the title</h1>"
+    Then I should see "<?php"
+    Then I should not see "---"
 
   Scenario: A template changes frontmatter during preview
     Given the Server is running at "test-app"

fixtures/test-app/source/front-matter-2.php.erb

@@ -0,0 +1,7 @@
+---
+layout: false
+title: This is the title
+---
+
+<h1><%= data.page.title %></h1>
+<?php echo "sup"; ?>

fixtures/test-app/source/index.html.slim

@@ -1,7 +1,7 @@
 h1 Welcome
 
-= image_tag "Chrome_Logo.svg"
-= image_tag "cfb_tomb-perennial-energy.svgz"
+== image_tag "Chrome_Logo.svg"
+== image_tag "cfb_tomb-perennial-energy.svgz"
 
 markdown:
   ## H2

lib/middleman/core_extensions/front_matter.rb

@@ -4,6 +4,7 @@ require "tilt"
 module Middleman::CoreExtensions::FrontMatter
   class << self
     def registered(app)
+      app.set :frontmatter_extensions, %w(.htm .html .php)
       app.extend ClassMethods
       app.send :include, InstanceMethods
     end
@@ -22,15 +23,18 @@ module Middleman::CoreExtensions::FrontMatter
     def initialize
       super
       
-      file_changed FrontMatter.matcher do |file|
+      exts = frontmatter_extensions.join("|").gsub(".", "\.")
+      matcher = %r{source/.*(#{exts})}
+      
+      file_changed matcher do |file|
         frontmatter.touch_file(file)
       end
 
-      file_deleted FrontMatter.matcher do |file|
+      file_deleted matcher do |file|
         frontmatter.remove_file(file)
       end
 
-      provides_metadata FrontMatter.matcher do |path|
+      provides_metadata matcher do |path|
         relative_path = path.sub(source_dir, "")
 
         data = if frontmatter.has_data?(relative_path)
@@ -70,12 +74,6 @@ module Middleman::CoreExtensions::FrontMatter
   end
   
   class FrontMatter
-    class << self
-      def matcher
-        %r{source/.*\.html}
-      end
-    end
-    
     def initialize(app)
       @app = app
       @source = File.expand_path(@app.source, @app.root)

lib/middleman/step_definitions/server_steps.rb

@@ -28,6 +28,7 @@ Given /^the Server is running at "([^\"]*)"$/ do |app_path|
   initialize_commands.unshift lambda { 
     set :root, File.join(PROJECT_ROOT_PATH, "fixtures", app_path)
     set :environment, @current_env || :development
+    set :show_exceptions, false
   }
   
   @server_inst = Middleman.server.inst do