shell script for downloading/streaming music from pre defined websites

fplay

#!/bin/bash
red=`tput setaf 1`
green=`tput setaf 2`
yellow=`tput setaf 3`
blue=`tput setaf 4`
cyan=`tput setaf 6`
magenta=`tput setaf 5`
tput setaf 5     #define one of above colours 
cd "/mnt/INT2/music" # Define your music dir, So that any downloads will land in the music directory
######################################### Initial Values and Declarations ######################################
declare -r settings_file='/usr/local/settings/PlayMusic.settings';line_number=0;declare SITES=();declare -A Tracks;declare -r OlD="$IFS";declare all=false;
declare player='mplayer';declare FILE;declare TIMES=1;declare FILE2;declare no_choice=true;declare only_download=false;declare restricted=false;
############################################## Functions ##############################################
function Play { # Function for playing music according to user preferences
    if $2 && [[ ${#1} -lt 23 ]];then notify-send "Now Playing: \"$1\" .." "$track";fi # Notifing the user,only if he'll play freely ($2 ) & the track's name isn't too long
    for ((i=0; i<TIMES; i++));do $player "$1";done
}
function Find { # function to look for a previously downloaded file on disk
    unset FILE;echo "Looking for '$1' on disk .. "; # Informing the user, if that's going to take long ( which depends on the contents of his home directory )
    local FILES=$(find ~ -name "$1*.mp3" 2>/dev/null);clear # The main file ( the found file, or null if not found ) ..
    if [[ $(echo "$FILES" | wc -l) -gt 1 ]];then
        IFS=$'\n';echo 'File was found at various places .. Which one to use ?';local file
        select file in $FILES; do
            [[ -n $file ]] || continue
            FILE="$file";break
        done
        read -p 'Do you want to Delete the other ones ? ' rrf
        if IsYes $rrf;then for file in $FILES;do if ! [[ "$file" == "$FILE" ]];then rm "$file";fi;done;IFS="$OlD";fi
    else FILE="$FILES";fi;clear
}
function IsYes { d=$(echo $1 | tr [[:upper:]] [[:lower:]]);if ([[ "${d:0:1}" == 'y' ]] && [[  "${#d}" -le 4 ]]) || [[ $d == 'ok' ]];then return 0; else return 1;fi; }
function create_settings_file {
    local tmp_file="$HOME/Desktop/File_$RANDOM"
    cat > $tmp_file <<- EOF
mplayer \# the first line is always the media player
\# other than that is only sites ..
http://ccmixter.org/view/media/samples/mixed
http://ccmixter.org/view/media/remix
http://mp3.com/top-downloads/genre/jazz/
http://mp3.com/top-downloads/
http://mp3.com/top-downloads/genre/rock/
\# empty or fully-commented lines are ignored ..

http://mp3.com/top-downloads/genre/emo/
http://mp3.com/top-downloads/genre/pop/
\# PS: '#' is marking a comment , and is ignored by the settings parser ..
EOF
    sudo mv $tmp_file '/usr/local/settings/PlayMusic.settings'
    rm $tmp_file &>/dev/null # just in case ..
}
function DOWNLOAD {
    local name="$track.mp3";Find "$track" # Looking for the specified track on disk
    if [[ -n $FILE ]] ;then # if the track was found on disk
        [[ $(dirname "$FILE") == "$HOME/Music" ]] || { # if the found file is not in the music directory
            notify-send "$track was found at ($(dirname $FILE)) and was moved to ($HOME/Music)" # inform the user of the changes
            mv "$FILE" "$HOME/Music" &>/dev/null;FILE="$HOME/Music/$name" # move the file to the music home directory
        }
        name="$FILE"
    fi;notify-send "Downloading ($track) .." "in [ $PWD ] ..";wget -cO "$name" "${Tracks[$track]}" && Play "$name" true
}
function UNINSTALL {
    read -p 'Do you want to keep settings ? '
    if ! IsYes $REPLY;then sudo rm '/usr/local/settings/PlayMusic.settings';fi
    sudo rm '/usr/local/bin/PlayMusic'
    sudo rm '/usr/local/man/man1/PlayMusic.1.gz'
    echo 'Uninstallation Success !';exit 0
}
function load_sites {
    local counter=0;IFS="$OlD" # recreating Everything ..
    for SITE in "${SITES[@]}";do
        echo -e "\tSite #$((++counter)): '$SITE'"
        for site in $(lynx -source "$SITE" | egrep -o 'http://.*\.mp3');do # Grabbing all music links ( newline delimeted )
            local name="$(echo $site | sed -Ee 's/_/ /g' -e 's#.*/##g' -e 's#.mp3##g' -e 's#.*%2D ##g' -e 's#%2B# #g' |
                         sed -Ee "s#%2527#\'#g" -e 's#%2528#(#g' -e 's#%2529#)#g' -e 's#.* - ##' -e "s#(\w+) (s$|s )#\1'\2#")" # Filtering names out of sites ..
            if echo "$name" | grep -q '%';then continue;fi
            if $restricted;then
                local dupp=false;local Ty
                for Ty in "${!Tracks[@]}";do if (echo "$Ty" | grep -Eq ".* - $name") || (echo "$name" | grep -Eq ".* - $Ty");then dupp=true;break;fi;done
                if $dupp;then continue;fi
            fi
            Tracks[$name]="$site" # Adding the name as the key, and the site as the value
        done
    done;clear
    if [[ ${#Tracks[@]} == 0 ]];then echo 'No Music was Found ! '
    echo 'Please either check your internet connection or recreate the settings file using "( '"$(basename $0) -s )"'"' >&2;exit 1;fi # Just in Case ;)
}
function parse_settings  { # function to parse settings file
    IFS=$'\n'
    if [[ -f $settings_file ]];then
        for line in $(cat /usr/local/settings/PlayMusic.settings | sed -Ee 's/^ +//g' -e 's/(.*) *#.*/\1/g' -e 's/( *)$//g' -e 's/ *#.*//g');do
            [[ -n $line ]] || continue
            case $((++line_number)) in
                1 ) player="$line";;
                * ) SITES[${#SITES[@]}]="$line";;
            esac
        done
    else
        notify-send "Settings File not Found .. !";read -p "You haven't created your settings file .. Do you want to create it ? ";
        if IsYes $REPLY; then create_settings_file;sudo nano $settings_file;notify-send 'Done !'
        else echo 'Then, The Default settings are going to be used this time ..';fi
    fi;IFS="$IFS";if [[ ${#SITES[@]} == 0 ]];then SITES=('http://ccmixter.org/view/media/remix/latest');fi # If no Site was specified in the settings file
}
############################################### Parsing Arguments #################################
while getopts r:svdupaR opt;do # Getting options
    case $opt in
        r ) if IsNum "$OPTARG" && [[ "$OPTARG" -gt 1 ]];then TIMES="$OPTARG";else echo 'Invalid Number of Times ..' >&2;fi;;
        s ) create_settings_file;notify-send "Settings File Recreated Successfully !";exit 0;;
        v ) read -p 'Editor ? ';sudo $REPLY '/usr/local/settings/PlayMusic.settings';exit 0;;
        u ) read -p 'Are you sure you want to UnInstall ? ';if IsYes $REPLY;then UNINSTALL;fi;;
        d ) only_download=true;no_choice=false;; # download without asking
        p ) only_download=false;no_choice=false;; # play online without asking
        a ) all=true;;
        R ) restricted=true;; # turn on restricted mode ( it is an experimantal feature for now .. )
    esac
done
############################################### Starting Work #####################################
parse_settings;clear;echo "Loading (${#SITES[@]}) Sites .. ♫♬ Pump Up Teh Volume: ♫♬ ";load_sites
function EVERYTHING {
    if ! $no_choice;then
        $only_download && notify-send 'Downloading Everything .. !' || notify-send 'Playing Everything .. !'
        for track in "${!Tracks[@]}";do
            $only_download && DOWNLOAD || Play "${Tracks[$track]}"
        done;exit 0
    fi
        echo 'What "all" ? '
        select opt in 'Download All' 'Play All' 'Cancel'
            do [[ -n $opt ]] || continue;no_choice=false;
            [[ "$opt" == 'Download All' ]] && only_download=true
            [[ "$opt" == 'Cancel' ]] && { all=false;return 1;no_choice=true; }
        break;done
        EVERYTHING
}
tput setaf 6  #define colour
$all && EVERYTHING
select track in "${!Tracks[@]}";do # interacting with the USER ..
    [[ -n $track ]] || continue # Continues the loop if choice is empty ( meaning that user's choice wasn't appropriate ) ..
    clear;if $only_download && ! $no_choice;then DOWNLOAD;exit 0;elif ! $only_download && ! $no_choice;then Play "${Tracks[$track]}" true;fi
    echo 'What do you want to do ?';name="$track.mp3" # Setting the name and asking the user ..
    select choice in "Download then Play" "Just Play Online";do [[ -n $choice ]] || continue # ( already demonstrated )
        if [[ $choice == "Download then Play" ]];then DOWNLOAD
        else Play "${Tracks[$track]}" true # Play Online
        fi;break
    done;break
done;exit 0

PlayMusic.settings (paste contents when asked to create settings file)

#/usr/local/settings/PlayMusic.settings
mplayer  #first line should be player
http://ccmixter.org/view/media/samples/mixed
http://ccmixter.org/view/media/remix
http://mp3.com/top-downloads/genre/jazz/
http://mp3.com/top-downloads/
http://mp3.com/top-downloads/genre/rock/
http://ccmixter.org/view/media/playlists
#-------- i think only downloads work with these sites, no streaming -----
http://www.last.fm/music/+free-music-downloads
http://www.last.fm/music/+free-music-downloads?page=2
http://www.last.fm/music/+free-music-downloads?page=3
http://www.last.fm/music/+free-music-downloads?page=4
http://www.last.fm/music/+free-music-downloads?page=5
http://www.last.fm/music/+free-music-downloads?page=6
http://www.last.fm/music/+free-music-downloads?page=7
http://www.last.fm/music/+free-music-downloads?page=8
http://www.last.fm/music/+free-music-downloads?page=9
http://www.last.fm/music/+free-music-downloads?page=10
http://www.last.fm/music/+free-music-downloads?page=11
http://www.last.fm/music/+free-music-downloads?page=12
http://www.epitonic.com/genres/industrial/
http://www.epitonic.com/genres/electronic/
http://www.epitonic.com/genres/electro/
http://www.epitonic.com/genres/drum-and-bass/

Blank lines are your friend.