blob: 3bae3db6f7e8efff0fa172478e3f65652c0486fa (
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#!/bin/bash
__NAME__=pdf-decrypt
function pdf-decrypt() {
function pdf-decrypt-error-handler() {
local errno=$1
if [ $errno -gt 0 ]; then
echo "The program 'qpdf' exited with code $errno!" > /dev/stderr
echo "Press Enter to exit." > /dev/stderr
read
exit $errno
fi
}
local errno=''
case $1 in -h|--help|''):
echo Usage: \"$0 [file]\".
echo Removes passwort-protection from PDF-File called [file].
exit 0
;;
esac
if [ -f "$1" ]; then
local file="$1"
local encryptionStatus="$(qpdf --show-encryption $file 2>/dev/null)"
local tempFile=""
local password=""
if [[ "$encryptionStatus" == "File is not encrypted" ]]; then
echo $encryptionStatus.
else
echo "Passwort: "
read password
tempFile=$(mktemp)
qpdf --password="$password" --decrypt "$file" "$tempFile" && \
mv "$tempFile" "$file"
pdf-decrypt-error-handler $?
fi
else
echo \"$1\" is not a file. > /dev/stderr
exit 1
fi
}
if [[ $0 == *${__NAME__}* ]]; then
$__NAME__ "$@"
fi
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