#!/bin/bash

#usage: getCal [link] [outDir]

t=$(date +%s)
if [[ ! -z $2 ]]; then
  outDir="$2"
else
  outDir=$(pwd)
fi
if [[ ! -d $outDir ]]; then mkdir -p $outDir; fi
cd $outDir

wget -O .$t.linkPage "$1"
n=$(cat .$t.linkPage|grep "[0-9][0-9] of"|sed -n 1p|sed 's/<\/span>.*//'|awk '{print $NF}')
rootLnk=$(echo $1|awk -F '/' 'NF{NF-=1};1'|sed 's/ /\//g')
fullList=$(cat .$t.linkPage|grep ">Next<"|sed -n 1p|sed 's/>Next<.*//;s/.*href="//;s/start=26"/start=1/'|sed "s/num=25/num=$(echo $n)/")
wget -O .$t.linkPage2 "$rootLnk$fullList"

cat .$t.linkPage2|grep '"button"><a'|sed 's/.*href="//;s/">.*//' > .$t.links
while read link
do
  wget $(echo $rootLnk)$(echo $link)
done < .$t.links

rm -f ./.$t.*