#!/bin/bash

# Check the version of openssl.
if [[ `openssl version` < 'OpenSSL 0.9.8e' ]]; then
  echo "openssl is too old - must be version 0.9.8e or later."
  exit 1
fi

# Set our Access Key Id, and Secret Access Key.
readonly ACCESS_KEY_ID='xxxxxxxxxxxxxxxxxxxx'
readonly SECRET_ACCESS_KEY='xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'

# Get the status from PDF Alchemy.
DATE=`date --rfc-2822 --utc`
REQUEST="/$ACCESS_KEY_ID/status"
CLEARTEXT=`echo -e "GET\n$ACCESS_KEY_ID\n$DATE\n$REQUEST"`
SIGNATURE=`echo -n "$CLEARTEXT" | openssl dgst -sha1 -hmac "$SECRET_ACCESS_KEY" -binary | openssl base64`
curl -H "Date: $DATE" -H "X-PDF-Alchemy-Signature: $SIGNATURE" "http://www.pdfalchemy.com/$ACCESS_KEY_ID/status"