#!/bin/bash 
#
# By <gamboa AT_NO_FUCKING_SPAM pdvel.com>
#

_BASEURL="http://www.youtube.com" 

_BASEURL_ENCODED="http%3A//www.youtube.com"

_URL_VIDEODOWNLOADER="http://videodownloader.net/get/?url="

_INITPATH="/profile_videos?user=" 

_USERPATH_1="/profile_videos?user="
_USERPATH_2="&p=r&page="

if [ -z $1 ]; then 
    echo "ERROR: USE: $0 <youtube_username> <destiny_directory>";
    exit;
else 
    _URL=`echo $_BASEURL$_INITPATH$1`;
    _URL_PAGER=`echo $_BASEURL$_USERPATH_1$1$_USERPATH_2`
fi 

if [ -z $2 ]; then
    echo "USE: $0 <youtube_username> <destiny_directory>";
    exit;
else
    _DIR=`echo $2`;
fi

## 
# get num of videos 
_TOTAL_VIDEOS=`GET "$_URL" |grep -i videos |grep '-' |grep -i of |awk -F ' ' '{print $6}'`; 

if [ -z $_TOTAL_VIDEOS ]; then
    echo 
    echo "Nothing found";
    echo 
    exit 0;
else 
    echo 
    echo "Found $_TOTAL_VIDEOS videos"
    echo 
fi

##
# total of pages 
_TOTAL_PAGES=`echo "$_TOTAL_VIDEOS / 20"|bc`
_TOTAL_PAGES=`echo "$_TOTAL_PAGES + 1" |bc`

echo 
echo "Found $_TOTAL_PAGES pages";
echo


if [ "$_TOTAL_PAGES" == "0" ]; then
    echo 
    echo "Done";
    echo 
    exit 0;
else 
    for i in `seq 1 $_TOTAL_PAGES`; do 
        echo 
        echo "Page number $i "
        echo 
        _VIDEOS=(`GET "$_URL_PAGER$i" |grep -i 'watch?v='|grep -i onclick |grep -i '<a href' |awk -F '"' '{print $2}' |sed -e 's/\?/\%3F/g' |sed  -e 's/=/%3D/g' |xargs`);
        for j in ${_VIDEOS[@]}; do
            _URL_DOWNLOAD=`GET "$_URL_VIDEODOWNLOADER$_BASEURL_ENCODED$j&orig=ffp&ver=1"|sed -e 's/</\n/g' |grep -i get_video |awk -F '"' '{print $2}'`;
            if [ ! -z $_URL_DOWNLOAD ]; then 
                echo "DOWNLOAD: "$_URL_DOWNLOAD;
                wget -c -P$_DIR "$_URL_DOWNLOAD"
            else 
                echo "Failed URL: $_URL_VIDEODOWNLOADER$_BASEURL_ENCODED$j&orig=ffp&ver=1"
            fi
            sleep 2;
        done
    done
fi

echo 
echo "Done";
echo 
exit;