This script is to semi-automatically re-send all REWE eBons to k118.de.

ReweBonMailer.sh

#!/bin/bash

to="<fillthisout>@reweebon.k118.de"
filetype="*.pdf";

cnt=$(ls -1q $filetype | wc -l)
i=0
for f in $filetype; 
do
  let i++;
  thunderbird -compose "subject='Autosend $f',to=$to,body=$f ,attachment=$(pwd)/$f" &
  # Wait for the window to open
  sleep 2
  xdotool key ctrl+Return
  echo "$f"
  echo $i/$cnt
done

This script is to batch-send all REWE eBon receipts.
You can download a zip of the receipts at https://shop.rewe.de/mydata/meine-einkaeufe/im-markt (click eBon Service verwalten and Alle eBons herunterladen).

To use this script, you need to have a working https://www.thunderbird.net installation as well as xdotool installed.
Simply put the script in your eBon-folder, change the recipient mail to the address found at https://k118.de/rewe and you're good to go.