#!/bin/kuroko
import os
import kuroko

try:
    os.stat('/usr/bin/pdfviewer')
    os.execl('/usr/bin/pdfviewer','pdfviewer',kuroko.argv[1])
except os.OSError:
    if os.system('showdialog "PDF Viewer" "/usr/share/icons/48/pdf.png" "Do you want to install the PDF viewer from the Package Manager?"') == 0:
        os.system('terminal gsudo sh -c "msk update; msk install mupdf"')
        os.execl('/usr/bin/pdfviewer','pdfviewer',kuroko.argv[1])