Module: Cms::S3::ContentController

Defined in:
lib/bcms_s3/s3_module.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(controller_class) ⇒ Object 



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# File 'lib/bcms_s3/s3_module.rb', line 41

def self.included(controller_class)
  controller_class.alias_method_chain :render_page_with_caching, :s3
  controller_class.alias_method_chain :try_to_stream_file, :s3
end

Instance Method Details

#render_page_with_caching_with_s3 ⇒ Object 



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# File 'lib/bcms_s3/s3_module.rb', line 45

def render_page_with_caching_with_s3
  render_page
  response.headers['Cache-Control'] = 'public, max-age=300' if Cms::S3.heroku_caching
end

#try_to_stream_file_with_s3 ⇒ Object 



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# File 'lib/bcms_s3/s3_module.rb', line 49

def try_to_stream_file_with_s3
  split = @paths.last.to_s.split('.')
  ext  = split.size > 1 ? split.last.to_s.downcase : nil

  #Only try to stream cache file if it has an extension
  unless ext.blank?

    #Check access to file
    @attachment    = ::Attachment.find_live_by_file_path(@path)
    if @attachment
      raise Cms::Errors::AccessDenied unless current_user.able_to_view?(@attachment)

      if Cms::S3.enabled
        #get the file off S3
        if Cms::S3.options[:s3_cname]
          redirect_to("http://#{Cms::S3.options[:s3_cname]}/#{@attachment.file_location}")
        else
          redirect_to("http://#{Cms::S3.options[:bucket]}.s3.amazonaws.com/#{@attachment.file_location}")
        end
      else
        #Construct a path to where this file would be if it were cached
        @file = @attachment.full_file_location

        #Stream the file if it exists
        if @path != "/" && File.exists?(@file)
          send_file(@file, 
          :filename    => @attachment.file_name,
          :type        => @attachment.file_type,
          :disposition => "inline"
          )
        end
      end
    end
  end
end