#!/usr/bin/env sh

# Download PDF files for a planning application from Sutton Council planning website
# If you run this more than once it'll only download the new files uploaded for that application.
# Usage: $ get.sh <application number>, e.g. $ get.sh B2015/71962
# Install curl and wget before use. Mac users can install them with Homebrew.
# Windows users: Try running this in Cygwin or install Linux in a virtual machine.
# Adrian Short 26 Feb 2016

COOKIEJAR=cookiejar.txt
URLS=urls.txt
BASEURL=https://fastweb.sutton.gov.uk/FASTWEB

mkdir -p $1
cd $1

echo "Getting session cookies"
curl -s -c $COOKIEJAR "$BASEURL/welcome.asp" > /dev/null # Get the session cookies
echo "OK"
echo

echo "Getting list of PDF files. This could take several minutes if there are a large number of documents for this application."
curl -s -c $COOKIEJAR \
  --data "cbxCopyrightStatement=on" \
  --data "ApplicationNumber=$1" \
  "$BASEURL/images.asp" \
   | grep -E -o 'http.+?\.(pdf|PDF)' > $URLS
echo "OK"

echo "Downloading PDFs"
wget --no-check-certificate --no-clobber -i $URLS
echo "Downloading complete"

rm $COOKIEJAR
ls -lht
cd -