#!/bin/bash
set -euo pipefail

domain=eh22.easterhegg.eu

## fetch pages
set +e
wget -r --domains=$domain --adjust-extension --page-requisites --convert-links https://$domain/start
set -e

## cleanup
echo "-- cleaning up the HTML"
cd $domain

## remove intern
rm -f intern:start.html

## fix wget breaking internal anchor links
for page in *.html; do
  sed "s/$page#/#/g" $page > $page.patched && mv $page.patched $page
done;

## cleanup dokuwiki UI: remove "Website-Werkzeuge", "Benutzer-Werkzeuge" and login link
purge_start_end() {
  file=$1
  start=$2
  end=$3

  awk "/$start/,/$end/ { next } 1" $file > $file.patched && mv $file.patched $file
}

purge_line() {
  file=$1
  line=$2

  awk "!/$line/" $file > $file.patched && mv $file.patched $file
}

for page in *.html; do
  ## -> login link in header
  purge_start_end $page '<nav id="dokuwiki__usertools" class="nav-usertools ">' '<\/nav>'
  purge_line $page '<a rel="nofollow" href="#dokuwiki__usertools">Benutzer-Werkzeuge<\/a><span class="sr-out"> \/<\/span>'

  ## -> website and user tools in sidebar
  purge_start_end $page '<nav class="nav-usermenu">' '<\/nav>'

  purge_start_end $page '<div class="nav"><a href="#sidebar-site-tools" role="heading" aria-level="2">' '<\/div>'
  purge_start_end $page '<div class="nav-panel level1">' '<\/div>'
done;
for page in _detail/*.html; do
  ## -> login link in header
  purge_start_end $page '<nav id="dokuwiki__usertools" class="nav-usertools ">' '<\/nav>'
  purge_line $page '<a rel="nofollow" href="#dokuwiki__usertools">Benutzer-Werkzeuge<\/a><span class="sr-out"> \/<\/span>'

  ## -> website and user tools in sidebar
  purge_start_end $page '<nav class="nav-usermenu">' '<\/nav>'

  purge_start_end $page '<div class="nav"><a href="#sidebar-site-tools" role="heading" aria-level="2">' '<\/div>'
  purge_start_end $page '<div class="nav-panel level1">' '<\/div>'
done;

for page in *.html; do
  ## -> taskrunner.php
  purge_line $page 'taskrunner.php'
done;
for page in _detail/*.html; do
  purge_line $page 'taskrunner.php'
done;
for page in _export/xhtml/*.html; do
  purge_line $page 'taskrunner.php'
done;
purge_line lib/tpl/base.html 'taskrunner.php'

## cleanup downloaded get queries
rm -f *\?*.html
rm -f lib/exe/taskrunner.php*

## TODO: Add svg.php from inside CSS