Module: Library::SiteController

Defined in:
lib/library/site_controller.rb

Class Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/library/site_controller.rb', line 4

def self.included(base)

  base.class_eval {

    def find_page_with_tags(url)
      url = clean_url(url)
      page = find_page_without_tags(url)
      return page unless page.is_a?(LibraryPage)
      page.add_request_tags(Tag.in_this_list(params[:tag])) if params[:tag]      
      raise LibraryPage::RedirectRequired, page.url unless page.url == url     # to handle removal of tags and ensure consistent addressing. should also allow cache hit.
      page
    end
    alias_method_chain :find_page, :tags

    def show_page_with_tags
      show_page_without_tags
    rescue LibraryPage::RedirectRequired => e
      redirect_to e.message
    end
    alias_method_chain :show_page, :tags
  
  protected
    def clean_url(url)
      "/#{ url.strip }/".gsub(%r{//+}, '/')
    end
  
  }
end