Watch xclip clipboard for http links, shove them into a sqlite database

watch_clipboard.sh

#!/bin/bash -f

# capture URLS from the clipboard and push them into the urls sqlite db

while [ 1 ]; do
    t=`xclip -o `
    echo "clip board is $t"
    echo $t | grep http > /dev/null
    if [ "$?" == "0" ]; then
        # query the database to see if its already there
        uid=$(sqlite3 ~/urls.db "select uid from urls where url='$t';")
        if [ "$uid" == "" ]; then
            sqlite3 ~/urls.db "insert into urls (url) values ('$t');"
            notify-send "Added $t to download db"
        fi
    fi
    sleep 5
done