Twitter image grabber

#!/bin/bash

# coded by shutdown57

echo -n "Twitter : "
read med
echo "Loading ...."
wget https://twitter.com/$med/media -O shutdown57.twitter.temp > /dev/null 2>&1
echo "getting page media ... "
sleep 1
if [[ -f "shutdown57.twitter.temp" ]]; then
    lo=`cat shutdown57.twitter.temp | grep -Po "https:\/\/pbs.twimg.com\/media\/(.*)\.jpg"`
    n=1
    echo "Creating directory result ..."
    mkdir $med
    for tw in $lo
    do
        IFS="/" read -r -a img <<< "$tw"
        nama=${img[4]}
        if [[ -f $med/$nama ]]; then
            echo ""
        else
            echo "shutdown57 : "$tw" Downloading ... "
            wget $tw -O $med/$nama > /dev/null 2>&1
            if [[ -f $med/$nama ]]; then
                echo "shutdown57 : "$med"/"$nama" Saved !"
            fi
        fi

    done
    rm shutdown57.twitter.temp
fi