Script to book a shift as soon as booking opens. Parameters need to be exact matches. No error handling.

kvdienstplan-sniper.sh

#!/bin/bash
# Copyright 2022 Thomas Weitzel

# This script has some dependencies:
# - needs bash compatible shell (https://www.gnu.org/software/bash/)
# - curl (https://curl.se/)
# - ripgrep (https://github.com/BurntSushi/ripgrep/)
# Install these tools before using it

# Login form parameters (example)
sectionId="demo" # One of: covid19-oal, memmingen, allgaeu, kf-oal, demo
lanr7="100"
pwd="100"

# Shift parameters (example)
shiftType="Sitzdienst"
shiftLocation="Bpx Klinikum Braliensee"
shiftId="DRP1"
shiftBegin="Di 02.02.2021 18:00"
shiftEnd="Di 02.02.2021 22:00"

### DO NOT MAKE CHANGES BELOW THIS LINE! ###

# Base URL
baseUrl="https://kvdienstplan.de/kvd/page"

# Save cookie in file for later use
cookieFile="cookie.txt"

# Login and create cookie file
curl --cookie-jar $cookieFile --data-binary 'sectionId='"$sectionId"'&lanr7='"$lanr7"'&pwd='"$pwd"'&logon=logon' $baseUrl/login

# Wait for <ENTER>
echo "Logged in on `date`"
echo "Shift $shiftType / $shiftLocation / $shiftId / $shiftBegin / $shiftEnd"
read -p "Press <ENTER> within 30 minutes to book shift"

# Request PLAN page and extract relevant shift Id
uuid=$(curl --cookie $cookieFile $baseUrl/plan | rg --replace '$1' --multiline "^.*?<td>$shiftType</td><td>$shiftLocation</td><td>$shiftId</td><td>$shiftBegin</td><td>$shiftEnd</td>[</td>0-9]+(<input[^>]+>).*$" | rg --replace '$1' "^.*?value=\"([^\"]+)\".*$")

# Book shift
curl --cookie $cookieFile --data-binary 'reserve='"$uuid"'&save=save' $baseUrl/plan | rg --replace '$1' --multiline "^.*?<h1>Plan</h1>\n<p><span class=\"[^\"]+\">([^>]+)</span>.*$"

# Clean up cookie file
rm $cookieFile