load helper dynamic

Author: Tom Hanoldt

dev_root/shared/helper/activesupport_override.rb

@@ -0,0 +1,40 @@
+module ActivesupportOverride
+  def stylesheet_link_tag(path, media='screen')
+    '<link href="'+path_to_css(path)+'" media="'+media+'" rel="stylesheet" type="text/css" />'
+  end
+
+  def javascript_include_tag(path)
+    '<script src="'+path_to_js(path)+'"></script>'
+  end
+
+  def meta_tag(type, content)
+    '<meta name="'+type+'" content="'+content+'" />'
+  end
+
+  def meta_tag_http(type, content)
+    '<meta http-equiv="'+type+'" content="'+content+'" />'
+  end
+
+  def link_tag(source, relation, type)
+    '<link rel="'+relation+'" href="'+source+'" type="'+type+'" />'
+  end
+
+  def path_to_css(path)
+    return path if external_path?(path)
+    "css/#{path}"
+  end
+
+  def path_to_js(path)
+    return path if external_path? path
+    "js/#{path}"
+  end
+
+  def path_to_image(path)
+    return path if external_path? path
+    "images/#{path}"
+  end
+
+  def external_path? path
+    path.start_with?('//') || path.start_with?('http')
+  end
+end

dev_root/shared/helper/shared_helper.rb

@@ -0,0 +1,5 @@
+module SharedHelper
+  def sharedhelper_method
+    'sharedhelper_method'
+  end
+end

dev_root/test1/helper/test_helper.rb

@@ -0,0 +1,5 @@
+module TestHelper
+  def testhelper_method
+    'testhelper_method'
+  end
+end

dev_root/test1/index.haml

@@ -5,3 +5,11 @@
   Here is the index page content.
 %p
   And more index content.
+
+%p
+  this comes from shared/shared_helper.rb:
+  = sharedhelper_method
+
+%p
+  this comes from test1/test_helper.rb:
+  = testhelper_method

lib/generator/haml_generator.rb

@@ -1,6 +1,10 @@
 require 'fileutils'
 require 'haml'
-require_relative '../activesupport_emulation_helper'
+require 'action_view'
+
+#require shared helper
+$shared_helper = Dir.glob('./dev_root/shared/helper/*.rb')
+$shared_helper.each do |file| require file end
 
 module Generator
   class HamlGenerator
@@ -42,25 +46,33 @@ def write file, content
     end
   end
 
-  # TODO include shared/helper dynamic
-  # Dir.glob(File.join('.', 'dev_root', 'shared', 'helper', '*.rb'), &method(:require))
-
-
   # Calls to "render" can take a context object that will be accessible from the templates.
   class Context
     # Any properties of this object are available in the Haml templates.
     attr_reader :example_boolean
 
-    include ActivesupportEmulationHelper
+    include ActionView::Helpers
 
-    #Dir.glob(File.join('dev_root', 'shared', 'helper', '*.rb'), &method(:include))
+    $shared_helper.each do |path|
+      file_without_ext = path.split('/')[-1].split('.').first
+      module_name      = file_without_ext.classify
+      STDERR.puts 'loading helper -> '+module_name
+      include module_name.constantize
+    end
 
     def initialize(example_boolean, scope, options, input_folder, output_folder)
       @example_boolean = example_boolean
       @scope = scope
       @options = options
       @input_folder = input_folder
       @output_folder = output_folder
+      Dir.glob("./#{input_folder}/helper/*.rb").each do |path|
+        require path
+        file_without_ext = path.split('/')[-1].split('.').first
+        module_name      = file_without_ext.classify
+        STDERR.puts 'loading project helper -> '+module_name
+        self.class.send(:include, module_name.constantize)
+      end
     end
 
     # This function is no different from the "copyright_year" function above. It just uses some

web_root/test1/index.html

@@ -35,6 +35,14 @@ <h1 class="test1">
     <p>
       And more index content.
     </p>
+    <p>
+      this comes from shared/shared_helper.rb:
+      sharedhelper_method
+    </p>
+    <p>
+      this comes from test1/test_helper.rb:
+      testhelper_method
+    </p>
     FOOTER
   </body>
 </html>