Module: ActsAsFlyingSaucer::Controller::InstanceMethods

Defined in:
lib/acts_as_flying_saucer/acts_as_flying_saucer_controller.rb

Overview

InstanceMethods

Instance Method Summary collapse

Instance Method Details

#render_pdf(options = {}) ⇒ Object

render_pdf



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# File 'lib/acts_as_flying_saucer/acts_as_flying_saucer_controller.rb', line 31

def render_pdf(options = {})
    tidy_clean = options[:clean] || false
  self.pdf_mode = :create
     if options[:url]
       tidy_clean = true
       if options[:url].match(/\Ahttp/)
         html = Net::HTTP.get_response(URI.parse(options[:url])).body rescue options[:url]
       elsif File.exist?(options[:url])
         html =  File.read(options[:url]) rescue  ""
       else
         html = options[:url]
       end
     elsif defined?(Rails)
       host = ActionController::Base.asset_host
      ActionController::Base.asset_host = request.protocol + request.host_with_port if host.blank?
    html = render_to_string options
    if options[:debug_html]
      #    ActionController::Base.asset_host = host
      response.header["Content-Type"] = "text/html; charset=utf-8"
      render :text => html and return
    end
    #sinatra
  elsif defined?(Sinatra)
    html = options[:template]
    if options[:debug_html]
      response.header["Content-Type"] = "text/html; charset=utf-8"
      response.body << html and return
    end
  end
  # saving the file
  tmp_dir = ActsAsFlyingSaucer::Config.options[:tmp_path]
     html = TidyFFI::Tidy.new(html,:output_xhtml=>true,:numeric_entities=>true).clean if tidy_clean
  html_digest = Digest::MD5.hexdigest(html)
  input_file =File.join(File.expand_path("#{tmp_dir}"),"#{html_digest}.html")

  #logger.debug("html file: #{input_file}")

  output_file = (options.has_key?(:pdf_file)) ? options[:pdf_file] : File.join(File.expand_path("#{tmp_dir}"),"#{html_digest}.pdf")
  password = (options.has_key?(:password)) ? options[:password] : ""


  generate_options = ActsAsFlyingSaucer::Config.options.merge({
                                                                      :input_file => input_file,
                                                                      :output_file => output_file,
                                                                      :html => html
                                                              })

  ActsAsFlyingSaucer::Xhtml2Pdf.write_pdf(generate_options)
  if  password != ""
    op=output_file.split(".")
    op.pop
    op  << "a"
    op=op.to_s+".pdf"
    output_file_name =  op
    ActsAsFlyingSaucer::Xhtml2Pdf.encrypt_pdf(generate_options,output_file_name,password)
    output_file = op
  end
  # restoring the host
  if defined?(Rails)
   ActionController::Base.asset_host = host
  end

  # sending the file to the client
     if options[:send_to_client] == false
       output_file
     else
    if options[:send_file]

      send_file_options = {
              :filename => File.basename(output_file)
              #:x_sendfile => true,
      }
      send_file_options.merge!(options[:send_file]) if options.respond_to?(:merge)
      send_file(output_file, send_file_options)
    end
     end
end