Module: HtmlNamespacing::Plugin::Rails

Defined in:
lib/html_namespacing/plugin/rails.rb

Defined Under Namespace

Modules: Helpers

Class Method Summary collapse

Class Method Details

.handle_exception(e, template, view) ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 25

def self.handle_exception(e, template, view)
  if func = @options[:handle_exception_callback]
    func.call(e, template, view)
  else
    raise(e)
  end
end

.install(options = {}) ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 11

def self.install(options = {})
  @options = options
  install_rails_2_3(options)
end

.install_rails_2_3(options = {}) ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 94

def self.install_rails_2_3(options = {})
  if options[:javascript]
    ::ActionView::Base.class_eval do
      attr_writer(:html_namespacing_rendered_paths)
      def html_namespacing_rendered_paths
        @html_namespacing_rendered_paths ||= []
      end
    end
  end

  ::ActionView::Template.class_eval do
    def render_with_html_namespacing(view, local_assigns = {})
      html = render_without_html_namespacing(view, local_assigns)

      view.html_namespacing_rendered_paths << path_without_format_and_extension if view.respond_to?(:html_namespacing_rendered_paths)

      if HtmlNamespacing::Plugin::Rails.template_formats.include?(format)
        add_namespace_to_html(html, view)
      else
        html
      end
    end
    alias_method_chain :render, :html_namespacing

    private

    def add_namespace_to_html(html, view)
      HtmlNamespacing::add_namespace_to_html(html, html_namespace)
    rescue ArgumentError => e
      HtmlNamespacing::Plugin::Rails.handle_exception(e, self, view)
      html # unless handle_exception() raised something
    end

    def html_namespace
      HtmlNamespacing::Plugin::Rails.path_to_namespace(path_without_format_and_extension)
    end
  end
end

.javascript_optional_suffix ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 37

def self.javascript_optional_suffix
  @options[:javascript_optional_suffix]
end

.javascript_root ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 33

def self.javascript_root
  @options[:javascript_root] || RAILS_ROOT + '/app/javascripts/views'
end

.path_to_namespace(relative_path) ⇒ Object

Called by ActionView



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# File 'lib/html_namespacing/plugin/rails.rb', line 17

def self.path_to_namespace(relative_path)
  if func = @options[:path_to_namespace_callback]
    func.call(relative_path)
  else
    HtmlNamespacing::Plugin.default_relative_path_to_namespace(relative_path)
  end
end

.template_formats ⇒ Object 



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# File 'lib/html_namespacing/plugin/rails.rb', line 41

def self.template_formats
  @formats ||= Set.new(@options[:template_formats] || ['html'])
end