rutracker rss feed

#! /bin/bash

trCMD="transmission-remote localhost:9091 -n USER:PASS"
WDIR='/home/USER/public/transmission'
ruLog='/home/USER/jobs/katLog.txt'
atURL='http://feed.rutracker.org/atom/f/1087.atom'

uAgent='User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:45.0) Gecko/20100101 Firefox/45.0'
aceptX='Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'
aceptL='Accept-Language: pt-PT,pt;q=0.8,en;q=0.5,en-US;q=0.3'
keepA='Connection: keep-alive'

ruFeed () { DELAY; curl -sm10 "$atURL" -H 'Host: feed.rutracker.org' -H "$uAgent" -H "$aceptX" -H "$aceptL" -H "$keepA"; }
ScraP () { DELAY; curl -sm10 "$ruTpic" -H 'Host: rutracker.org' -H "$uAgent" -H "$aceptX" -H "$aceptL" -H "$keepA"; }
dFiltR () { urlencode -d "$(egrep -o 'magnet:.*[0-9A-F]{40}.*3Fmagnet' <<< "$ruScrap")"; }
DELAY () { sleep `shuf -i 3-9 -n 1`; }
myDMin() { echo `date +"%d%#b  %R"`; }

while :; do

    while read ruRSS; do
        ruTpic="${ruRSS##* }"; viewt="${ruTpic##*\?}"
        fRLS="${ruRSS%% *}" ; ruRLS="${fRLS//\//.}"
        [[ $ruRLS =~ ^(http:|<.xml) ]] && continue
        #[[ ! $ruRLS =~ ^SolidWorks.*SP ]] && continue
        grep -q " $viewt " "$ruLog" && continue
        ruScrap="$(ScraP)"; mgnet="$(dFiltR)"
        echo "`myDMin` $viewt $mgnet  $ruRLS" | tee -a "$ruLog"
        $trCMD -a "$mgnet" -w"$WDIR" -sr 2.00 1>/dev/null
    done < <(sed -n 's/\[CDATA\[/\n/gp'<<<`ruFeed` | sed -r 's/ +/./g ; s/\.?[([].*href="(.*)"..>.*/ \1/ ; s/\&amp;/\&/g')

    sleep `shuf -i 550-700 -n 1`

done