title: PDF/postscript or HTML to ZPL(Zebra Printing Language) code
body: <p>I have a pdf file or the post-script file of that pdf. My Requirement is to convert this file to ZPL code so that my thermal printer can print that.
  I searched a lot on google but not able to find any solution which can meet my requirements.
  Please suggest any way forward if you encountered this situation before.
  Thanks</p>