Class: PDFEmbedder::PDFTag

Inherits:
Liquid::Tag
  • Object
show all
Defined in:
lib/embed_pdf.rb

Instance Method Summary collapse

Constructor Details

#initialize(tag_name, url, tokens) ⇒ PDFTag

Returns a new instance of PDFTag.



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# File 'lib/embed_pdf.rb', line 6

def initialize(tag_name, url, tokens)
  super
  @url = url
end

Instance Method Details

#render(context) ⇒ Object 



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# File 'lib/embed_pdf.rb', line 11

def render(context)
  # current directory
  filedir = File.dirname(context.registers[:page]["path"])

  # if the path is relative than we have escape up one level
  if !Pathname.new(@url.strip).absolute?
    pdfpath = File.path(File.join("..", @url.strip))
  else
    pdfpath = @url.strip
  end

  result = "<div class=\"pdf-wrapper\">"
  result += "<embed src=\"#{pdfpath}\"/>"
  result += "<div class=\"caption\">Original file: <a href=\"#{pdfpath}\">#{File.basename(pdfpath)}</a></div>"
  result += "</div>"
end