From cb209aad2b8c634287b64bc7535e9c2501342395 Mon Sep 17 00:00:00 2001
From: Jonathan Hodgson <git@jonathanh.co.uk>
Date: Tue, 16 Nov 2021 10:48:18 +0000
Subject: [PATCH] Adds script for generating pdf containing js

---
 bin/.bin/payload-generation/js-in-pdf | 42 +++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100755 bin/.bin/payload-generation/js-in-pdf

diff --git a/bin/.bin/payload-generation/js-in-pdf b/bin/.bin/payload-generation/js-in-pdf
new file mode 100755
index 00000000..8f963494
--- /dev/null
+++ b/bin/.bin/payload-generation/js-in-pdf
@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+
+# Requires pdflatex
+# May need to install texlive-acrotex - depends on your tex distrobution
+
+if [ "$1" = "-h" ]; then
+	echo 'js-in-pdf <pdf file> [<js file>]'
+	exit 0
+fi
+
+pdffile="$1"
+jsfile="${2}"
+
+if [ -n "$jsfile" ]; then
+	js="$(cat "$jsfile")"
+else
+	js='app.alert("The date is " + Date());'
+fi
+
+tempdir="$(mktemp -d)"
+
+trap "rm -rf $tempdir" EXIT
+
+cp "$pdffile" "$tempdir"
+
+echo "\documentclass{article}
+\usepackage[pdftex]{insdljs}
+\usepackage{pdfpages}
+\usepackage{blindtext}
+ 
+
+\OpenAction{\JS{%
+$js
+}}
+ 
+\begin{document}
+\includepdf[pages=-]{$pdffile}
+\end{document}" | tee "$tempdir/payload.tex"
+
+pdflatex -output-directory="$tempdir" "$tempdir/payload.tex"
+
+cp "$tempdir/payload.pdf" "${pdffile%.*}-payload.pdf"