#!/bin/bash

# Capturing the wiki page
# ---------------------------------------------------------------
# the wiki page that you wrote as an argument in the command line,
# is stored in this variable
WIKIPAGE=$1
echo ">>> making a booklet from the wiki page: $WIKIPAGE"

# Feature: local CSS edits first!
# ---------------------------------------------------------------
# The script will only download a local "booklet-stylesheet.css"
# if you don't have this file on your computer yet;
# In other words: it never overwrites your local edits.
# This allows for making custom modifications to the stylesheet
# for a specific booklet. :)
if [[ $(ls booklet-stylesheet.css) ]]; then
        echo ">>> local booklet-sylesheet.css found"
else
        echo ">>> downloading booklet-sylesheet.css"
        curl --silent  https://pzwiki.wdka.nl/mediadesign/User:Manetta/Booklet-stylesheet.css?action=raw > booklet-stylesheet.css
fi

curl --silent  https://pzwiki.wdka.nl/mediadesign/User:Manetta/Booklet-stylesheet.css?action=raw > booklet-stylesheet.css.tmp

DIFF=$(diff booklet-stylesheet.css.tmp booklet-stylesheet.css)
if [[ $DIFF ]]; then
        echo ">>> checking booklet-sylesheet.css: local edits were made"
else
        echo ">>> checking booklet-sylesheet.css: in sync with User:Manetta/Booklet-stylesheet.css"
fi

rm booklet-stylesheet.css.tmp

# Turn the HTML page into a PDF with weasyprint
# ---------------------------------------------------------------
PDFNAME=$(echo "$WIKIPAGE" | tr :/#%{}\&\\\<\>*?/\!\'\"@+\`= _)
echo ">>> generating $PDFNAME.pdf (with weasyprint)"
weasyprint https://pzwiki.wdka.nl/mediadesign/$WIKIPAGE?action=render --stylesheet booklet-stylesheet.css $PDFNAME.pdf

# And turn the PDF into an A5 booklet PDF for printing
# ---------------------------------------------------------------
# pdfbook2 is part of the texlive-extra-utils package in Debian
echo ">>> generating $PDFNAME-book.pdf (with pdfbook2)"
pdfbook2 --paper=a4paper --short-edge --no-crop $PDFNAME.pdf