#!/usr/bin/env bash

function log() {
    echo -e "\033[33m$@\033[0m"
}

function dl() {
    echo "Downloading $1 to $2…"
    curl --silent "$1" > "$2"
    if [ $? -ne 0 ]
    then
        echo "Failed!"
    fi
}


log "Retrieving rules…"
rm -f rules*/*.cache.*
dl https://easylist.to/easylist/easyprivacy.txt rules_adblock/easyprivacy.cache.txt
dl https://filters.adtidy.org/extension/chromium/filters/3.txt rules_adblock/adguard.cache.txt

log "Retrieving TLD list…"
dl http://data.iana.org/TLD/tlds-alpha-by-domain.txt temp/all_tld.temp.list
grep -v '^#' temp/all_tld.temp.list | awk '{print tolower($0)}' > temp/all_tld.list

log "Retrieving nameservers…"
dl https://public-dns.info/nameservers.txt nameservers/public-dns.cache.list

log "Retrieving top subdomains…"
dl http://s3-us-west-1.amazonaws.com/umbrella-static/top-1m.csv.zip top-1m.csv.zip
unzip top-1m.csv.zip
sed 's|^[0-9]\+,||' top-1m.csv > temp/cisco-umbrella_popularity.fresh.list
rm top-1m.csv top-1m.csv.zip
if [ -f subdomains/cisco-umbrella_popularity.cache.list ]
then
    cp subdomains/cisco-umbrella_popularity.cache.list temp/cisco-umbrella_popularity.old.list
    pv -f temp/cisco-umbrella_popularity.old.list temp/cisco-umbrella_popularity.fresh.list | sort -u > subdomains/cisco-umbrella_popularity.cache.list
    rm temp/cisco-umbrella_popularity.old.list temp/cisco-umbrella_popularity.fresh.list
else
    mv temp/cisco-umbrella_popularity.fresh.list subdomains/cisco-umbrella_popularity.cache.list
fi