#!/bin/bash
#
# Generator vizitek z brmlabi wiki
#   $1 = nazev projektu pro ktery se ma vizitka vygenerovat, pokud neni zadano, vygeneruji se vsechny
# Zavislosti: pdflatex (+ amssymb, tikz, multicol, xcolor, calc, graphicx), wget
#

if [ "$1" = "WikiViz" ]; then
  echo "Too meta"
  exit
fi

wiki=$(wget https://brmlab.cz/project/start -O - 2>/dev/null | grep -e '^<div class="mosaicMain">.*$' | sed -e $"s/<\/a>/<\/a>\n/g")
if [ "$1" != "" ]; then
  wiki=$(echo "$wiki" | grep "$1")
fi

while IFS='' read -r w || [[ -n "$w" ]]; do
	t=$(echo "$w" | grep -o -e ' title="[A-Za-z0-9_+ -]*">' | sed -e 's/ title="//g' -e 's/>//g' | tr -d '"')
	i=$(echo "$w" | grep -o -e 'background-image:url([^?]*' | sed -e 's/background-image:url(//g')
	u=$(echo "$w" | grep -o -e 'href="[^"]*' | cut -b 6- | tr -d '"')
	img=$(echo "$i" | grep -o -e '[^/]*$')
	url=$(echo "$u" | sed -e 's/\//%2F/g' -e 's/:/%3A/g')

	echo "$t $i $img $u"

	wget "$i" -O "$img" 2>/dev/null
	wget "https://api.qrserver.com/v1/create-qr-code/?data=$url&size=220x220&margin=10" -O ./qr.png 2>/dev/null
	cat ./wikiviz_sample.tex | sed -e "s/__LOGO__/$img/g" | sed -e "s/__PROJECT__/$t/g" > "./$t.tex"

	# Pustit dvakrat kvuli prepoctu velikosti
	pdflatex -synctex=1 -interaction=nonstopmode "./$t.tex" >/dev/null
	sleep 1
	pdflatex -synctex=1 -interaction=nonstopmode "./$t.tex" >/dev/null

	#atril "./$t.pdf"
done <<< "$wiki"