#!/bin/bash
#####################################
#   DESCRIPTION                                             
#   StreamManager: script which delete non-wanted songs
#   recorded by streamripper and which create a blank file
#   with the same name in order to not re-record it.
#                                                               
#####################################
# INFO 
# Author : ZeBob - zebob.m AT gmail DOT com
# Licence : GNU GPL
# Dependency : zenity
# History : 22.01.2006 : v0.1                                          
# Install                                                       
#    Put in ~/.gnome2/nautilus-scripts/                         
#    In a console :                                             
#       chmod u+x ~/.gnome2/nautilus-scripts/streammanager      
#
######################################
# Use                                                           
#    Select files to delete in Nautilus or just run the script 
#    to list all music files in the folder                      
# Todo                                                          
#    More localization                                          
#    Add a zenity progress dialog when loading files            
# Known bugs                                                    
#    Don't work for file beginning with '-'                     
#                                                               
######################################


######################################
#    TRADUCTIONS (todo)

######################################

        ###### English #####
titre="StreamManager "$version""
choisir="Choose the files you want to delete and replace by blank files."

colonne="Files"
efface=" has been deleted and replaced."

case $LANG in
        ###### French #####
fr* )
    titre="StreamManager "$version""
    choisir="Choississez les fichiers que vous voulez supprimer et remplacer par des versions vides."

    colonne="Fichiers"
    efface=" a été supprimé et remplacé."
    
    ###### Add others #####
esac

#################################################################
#    VARIABLES                                                  #

#################################################################

liste=            #array with selected files or the folder where the script is run
liste_choisie=        #array with selected files after the zenity dialog

fichier_a_supprimer=    #variable with the current file to delete
resultat=        #variable which contains the results
sm_dir="$HOME/.Trash/streammanager" #the path of the deleted files

#################################################################

#    PROGRAM                                                    #
#################################################################

if [ $# -eq 0 ]; then #check if there is files in command line parameter, if not select all the file in the folder

    for fichier in *
    do    
        #check if the file is: writeable, ogg or mp3
        if [ -w "${fichier}" ]; then
            if [ "$(file -bi "${fichier}")" == "application/ogg" \

        -o "$(file -bi "${fichier}")" == "audio/mpeg" ]; then 
                liste=("${liste[@]}" "TRUE" "${fichier}") #then put all files in an array

            fi
        fi        
        
    done
else
    for fichier
    do
        if [ -w "${fichier}" ]; then                #same as above
            if [ "$(file -bi "${fichier}")" == "application/ogg" \

        -o "$(file -bi "${fichier}")" == "audio/mpeg" ]; then 
                liste=("${liste[@]}" "TRUE" "${fichier}")
            fi
        fi

    done
fi

#show a zenity dialog with files in order to choose which to delete
liste_choisie=$(zenity --title="${titre}" --width=640 --height=480 --list --text="${choisir}" --checklist \

 --separator=";" --column="   " --column="${colonne}" "${liste[@]:1}")

if [ -n "${liste_choisie}" ]; then
    
    if [ ! -e $sm_dir ]; then #check if the streammanager folder exists in the trash

        mkdir $sm_dir
    elif [ ! -d $sm_dir ]; then
        rm $sm_dir
        mkdir $sm_dir
    fi

    IFS=";"    
    for fichier_a_supprimer in ${liste_choisie[@]}
    do
        mv "${fichier_a_supprimer}" "${sm_dir}/${fichier_a_supprimer}"     #move the file to trash

        touch "${fichier_a_supprimer}" #create a blank file with the same name
        resultat=("${resultat[@]}" "${fichier_a_supprimer}${efface}")
    done
    unset resultat[0]

    zenity --title="${titre}" --text="" --width=640 --height=480  --list --column="${colonne}" "${resultat[@]}"
    
fi

exit 0