From: Colin P. Mccabe <colin@cmccabe.xyz>
Date: Thu, 22 Jul 2021 23:28:54 +0000 (-0700)
Subject: Add remove-pdf-password.sh
X-Git-Url: http://www.club.cc.cmu.edu/~cmccabe/cgi-bin/gitweb.cgi?p=cmccabe-bin;a=commitdiff_plain;h=dbee9b8e02b9ac3e9d76886d8d8b4059204c5187

Add remove-pdf-password.sh
---

diff --git a/remove-pdf-password.sh b/remove-pdf-password.sh
new file mode 100755
index 0000000..79c8a6e
--- /dev/null
+++ b/remove-pdf-password.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+die() {
+    echo $@
+    exit 1
+}
+
+[[ $# -eq 1 ]] || die "this script takes exactly one argument: the name of a pdf"
+INPUT=$1
+INPUT_BASE=${INPUT%.pdf}
+[[ -f "${INPUT}" ]] || die "input file ${INPUT} does not exist."
+echo -n Password: 
+read -s PASSWORD
+echo
+exec qpdf -password="${PASSWORD}" -decrypt "${INPUT}" "${INPUT_BASE}.decrypted.pdf"