#!/bin/bash

##############################################################
# Crear carpetas compartidas en Linux (GTK)                  #
# U. Modificacion: 03-08-2021                                #
# Autor: q3aql                                               #
# Contacto: q3aql@protonmail.ch                              #
# Licencia: GPL v2.0                                         #
##############################################################
VERSION="1.6.2 (GTK)"
M_DATE="030821"

# Variables
iconPath="/usr/share/icons/easy-samba/easy-samba.png"
imagesPath="/usr/share/icons/easy-samba/img"

# Parametros globales
linuxSambaFolder="/opt/easy-samba"
sambaConfig="/etc/samba/smb.conf"
sambaBackup="/etc/samba/smb.conf.orig"
homeUsers="/home"
homeUsersList="/tmp/easy-samba-users.list"
sambaFoldersList="/tmp/easy-samba-folders.list"
sambaSedFolder="/tmp/easy-samba/word/"

# Funcion para comprobar permisos de administrador
function rootMessage() {
  mkdir -p /etc/root &> /dev/null
  administrador=$?
  if [ ${administrador} -eq 0 ] ; then
    rm -rf /etc/root
  else
    zenity --title "easy-samba-gtk ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=340 --text "Son necesarios permisos de administrador"
    echo ""
    echo "* easy-samba-gtk ${VERSION} (${M_DATE}) (GPL v2.0)"
    echo ""
    echo "* Son necesarios permisos de administrador"
    echo ""
    exit
  fi
}

# Funcion para realizar copia del fichero smb.conf original
function backupSmbConf() {
  if [ -f ${sambaBackup} ] ; then
    echo "OK" > /dev/null
  else
    echo "" >> ${sambaConfig}
    echo "" >> ${sambaConfig}
    cp -rf ${sambaConfig} ${sambaBackup} 2> /dev/null
  fi
}

# Funcion para eliminar espacios y simbolos
# Sintaxis: convertText "<text>"
function convertText() {
  wordToConvert=${1}
  sambaSedFile="${sambaSedFolder}/easy-samba-${RANDOM}.txt"
  mkdir -p ${sambaSedFolder} && chmod 777 -R ${sambaSedFolder} 2> /dev/null
  echo "${wordToConvert}" > ${sambaSedFile}
  # Borrar espacios
  sed -i 's/ /_/g' "${sambaSedFile}" &> /dev/null
  # Borrar simbolos
  symbolsList="[ ] @ { } | \ / ~ # $ % & ? ¿ = ( ) < > ! ¡"
  for findSymbol in ${symbolsList} ; do
    sed -i "s/${findSymbol}//g" "${sambaSedFile}" &> /dev/null
  done
  # Borrar el resto de simbolos
  sed -i 's/*//g' "${sambaSedFile}" &> /dev/null
  sed -i 's/"//g' "${sambaSedFile}" &> /dev/null
  sed -i "s/^//g" "${sambaSedFile}" &> /dev/null
  # Cambiar algunos simbolos
  sed -i 's/+/_/g' "${sambaSedFile}" &> /dev/null
  sed -i 's/:/-/g' "${sambaSedFile}" &> /dev/null
  sed -i 's/;/-/g' "${sambaSedFile}" &> /dev/null
  # Mostrar texto convertido
  wordToConvert=$(cat ${sambaSedFile})
  echo ${wordToConvert}
}

# Funcion para extraer el nombre de la carpeta de una ruta
function extractFolder() {
  pathToExtract="${1}/"
  findFolder=0
  count=1
  nameFolder=$(echo ${pathToExtract} | cut -d "/" -f ${count})
  count=$(expr $count + 1)
  while [ ${findFolder} -eq 0 ] ; do
    nameFolderTemp=$(echo ${pathToExtract} | cut -d "/" -f ${count})
    if [ -z "${nameFolderTemp}" ] ; then
      findFolder=1
    else
      nameFolder="${nameFolderTemp}"
      count=$(expr $count + 1)
    fi
  done
  echo "${nameFolder}"
}

# Funcion para crear enlace en el escritorio/home de los usuarios
# Sintaxis: createFolderLink [carpeta]

function createFolderLink() {
  zenity --question --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --cancel-label="No" --ok-label="Si" --width=530 \
  --text "Deseas crear un enlace en el escritorio/home para los usuarios locales?"
  createLink=$?
  if [ ${createLink} -eq 1 ] ; then
    echo "nule" > /dev/null
  else
    if [ "$(ls -A ${homeUsers})" ] ; then
      cd ${homeUsers}
      ls > ${homeUsersList}
      for userDetected in $(cat ${homeUsersList}) ; do
        if [ -d ${homeUsers}/${userDetected}/Desktop ] ; then
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/Desktop/ 2> /dev/null
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/ 2> /dev/null
          output=$?
        elif [ -d ${homeUsers}/${userDetected}/Escritorio ] ; then
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/Escritorio/ 2> /dev/null
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/ 2> /dev/null
          output=$?
        elif [ -d ${homeUsers}/${userDetected}/Escriptori ] ; then
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/Escriptori/ 2> /dev/null
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/ 2> /dev/null
          output=$?
        else
          ln -s ${linuxSambaFolder}/${1} ${homeUsers}/${userDetected}/ 2> /dev/null
          output=$?
        fi
      done
      if [ ${output} -eq 0 ] ; then
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=280 --text "Enlaces creados correctamente!"
      else
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=280 --text "Error: Fallo al crear los enlaces!"
      fi
    else
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=310 --text "Usuarios no encontrados en ${homeUsers}"
    fi
  fi
}

# Funcion para borrar los enlaces en el escritorio/home de los usuarios
# Sintaxis: deleteFolderLink [carpeta]
function deleteFolderLink() {
  zenity --question --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --cancel-label="No" --ok-label="Si" --width=530 \
  --text "Deseas borrar los enlaces en el escritorio/home de los usuarios locales?"
  deleteLink=$?
  if [ ${deleteLink} -eq 1 ] ; then
    echo "nule" > /dev/null
  else
    if [ "$(ls -A ${homeUsers})" ] ; then
      cd ${homeUsers}
      ls > ${homeUsersList}
      for userDetected in $(cat ${homeUsersList}) ; do
        if [ -d ${homeUsers}/${userDetected}/Desktop ] ; then
          rm -f ${homeUsers}/${userDetected}/Desktop/${1} 2> /dev/null
          rm -f ${homeUsers}/${userDetected}/${1} 2> /dev/null
          output=$?
        elif [ -d ${homeUsers}/${userDetected}/Escritorio ] ; then
          rm -f ${homeUsers}/${userDetected}/Escritorio/${1} 2> /dev/null
          rm -f ${homeUsers}/${userDetected}/${1} 2> /dev/null
          output=$?
        elif [ -d ${homeUsers}/${userDetected}/Escriptori ] ; then
          rm -f ${homeUsers}/${userDetected}/Escriptori/${1} 2> /dev/null
          rm -f ${homeUsers}/${userDetected}/${1} 2> /dev/null
          output=$?
        else
          rm -f ${homeUsers}/${userDetected}/${1} 2> /dev/null
          output=$?
        fi
      done
      if [ ${output} -eq 0 ] ; then
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=280 --text "Enlaces borrados correctamente!"
      else
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=290 --text "Error: Fallo al borrar los enlaces!"
      fi
    else
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=310 --text "Usuarios no encontrados en ${homeUsers}"
    fi
  fi
}

# Funcion para corregir los permisos en la home de un usuario
# Sintaxis: fixHomePermissions <directorio>
function fixHomePermissions() {
  homeFolder="${1}"
  checkHomeFolder=$(echo ${homeFolder} | grep "/home")
  if [ -z ${checkHomeFolder} ] ; then
    echo "null" > /dev/null
  else
    userFolder=$(echo ${homeFolder} | cut -d "/" -f 3)
    chmod o+rx "/home/${userFolder}"
  fi
}

# Funcion para agregar una carpeta a Samba
function addNewFolder() {
  folder=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce la ruta absoluta de la carpeta a agregar:")
  pathExtracted=$(extractFolder "${folder}")
  endFolder=$(convertText "${pathExtracted}")
  if [ -z ${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=410 --text "Debes introducir la ruta absoluta de una carpeta!"
  elif [ -d "${folder}" ] ; then
    if [ -d ${linuxSambaFolder}/${endFolder} ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=530 --text "Una carpeta con el mismo nombre ya se encuentra agregada o creada!"
    else
      fixHomePermissions "${folder}"
      ln -s "${folder}" ${linuxSambaFolder}/${endFolder} 2> /dev/null
      output=$?
      if [ ${output} -ne 0 ] ; then
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=520 --text "Error: Fallo al agregar la carpeta '${folder}'"
      else
        echo "[${endFolder}]" >> ${sambaConfig}
        echo "# Folder to ${linuxSambaFolder}/${endFolder} # 00bc00" >> ${sambaConfig}
        echo "path = ${linuxSambaFolder}/${endFolder}" >> ${sambaConfig}
        echo "comment = Folder by easy-samba ${VERSION} (${M_DATE})" >> ${sambaConfig}
        echo "browseable = yes" >> ${sambaConfig}
        echo "writeable = yes" >> ${sambaConfig}
        echo "read only = no" >> ${sambaConfig}
        echo "guest ok = yes" >> ${sambaConfig}
        echo "" >> ${sambaConfig}
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=390 --text "Carpeta '${folder}' agregada con exito!"
        createFolderLink ${endFolder}
      fi
    fi
  else
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=300 --text "La carpeta introducida no existe!"
  fi
}

# Funcion para crear carpeta compartida con acceso para todos
function newFolderEveryone() {
  folder=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce el nombre de la carpeta que deseas crear (sin acentos):")
  formatText=$(convertText "${folder}")
  folder=${formatText}
  if [ -z ${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=350 --text "Debes introducir un nombre de carpeta!"
  elif [ -d ${linuxSambaFolder}/${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=530 --text "La carpeta '${folder}' ya esta creada, elige otro nombre"
  else
    mkdir -p ${linuxSambaFolder}/${folder} 2> /dev/null
    output=$?
    if [ ${output} -ne 0 ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=520 --text "Error: Fallo al crear la carpeta compartida '${folder}'"
    else
      chmod 777 -R ${linuxSambaFolder}/${folder}
      echo "[${folder}]" >> ${sambaConfig}
      echo "# Folder to ${linuxSambaFolder}/${folder} # 00bc00" >> ${sambaConfig}
      echo "path = ${linuxSambaFolder}/${folder}" >> ${sambaConfig}
      echo "comment = Folder by easy-samba ${VERSION} (${M_DATE})" >> ${sambaConfig}
      echo "browseable = yes" >> ${sambaConfig}
      echo "writeable = yes" >> ${sambaConfig}
      echo "read only = no" >> ${sambaConfig}
      echo "guest ok = yes" >> ${sambaConfig}
      echo "" >> ${sambaConfig}
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=530 --text "Carpeta compartida '${folder}' creada con exito!"
      createFolderLink ${folder}
    fi
  fi
}

# Funcion para crear carpeta compartida de solo lectura
function newFolderReadOnly() {
  folder=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce el nombre de la carpeta que deseas crear (sin acentos):")
  formatText=$(convertText "${folder}")
  folder=${formatText}
  if [ -z ${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=350 --text "Debes introducir un nombre de carpeta!"
  elif [ -d ${linuxSambaFolder}/${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=530 --text "La carpeta '${folder}' ya esta creada, elige otro nombre"
  else
    mkdir -p ${linuxSambaFolder}/${folder} 2> /dev/null
    output=$?
    if [ ${output} -ne 0 ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=520 --text "Error: Fallo al crear la carpeta compartida '${folder}'"
    else
      chmod 777 -R ${linuxSambaFolder}/${folder}
      echo "[${folder}]" >> ${sambaConfig}
      echo "# Folder to ${linuxSambaFolder}/${folder} # 00bc00" >> ${sambaConfig}
      echo "path = ${linuxSambaFolder}/${folder}" >> ${sambaConfig}
      echo "comment = Folder by easy-samba ${VERSION} (${M_DATE})" >> ${sambaConfig}
      echo "browseable = yes" >> ${sambaConfig}
      echo "writeable = no" >> ${sambaConfig}
      echo "read only = yes" >> ${sambaConfig}
      echo "guest ok = yes" >> ${sambaConfig}
      echo "" >> ${sambaConfig}
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=530 --text "Carpeta compartida '${folder}' (solo lectura) creada con exito!"
      createFolderLink ${folder}
    fi
  fi
}

# Crear carpeta compartida para un usuario
function newFolderForUser() {
  folder=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce el nombre de la carpeta que deseas crear (sin acentos):")
  formatText=$(convertText "${folder}")
  folder=${formatText}
  if [ -z ${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=350 --text "Debes introducir un nombre de carpeta!"
  elif [ -d ${linuxSambaFolder}/${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=530 --text "La carpeta '${folder}' ya esta creada, elige otro nombre"
  else
    mkdir -p ${linuxSambaFolder}/${folder} 2> /dev/null
    output=$?
    if [ ${output} -ne 0 ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=520 --text "Error: Fallo al crear la carpeta compartida '${folder}'"
    else
      forUser=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce el nombre del usuario:")
      randomFolder=/tmp/easy-samba/${RANDOM}-${RANDOM}
      mkdir -p ${randomFolder}
      chown ${forUser} ${randomFolder} 2> /dev/null
      output=$?
      if [ ${output} -ne 0 ] ; then
        rm -rf ${linuxSambaFolder}/${folder}
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=330 --text "Error: No existe el usuario especificado!"
      else
        chmod 755 -R ${linuxSambaFolder}/${folder}
        chown ${forUser} -R ${linuxSambaFolder}/${folder}
        echo "[${folder}]" >> ${sambaConfig}
        echo "# Folder to ${linuxSambaFolder}/${folder} # 00bc00" >> ${sambaConfig}
        echo "path = ${linuxSambaFolder}/${folder}" >> ${sambaConfig}
        echo "comment = Folder by easy-samba ${VERSION} (${M_DATE})" >> ${sambaConfig}
        echo "browseable = yes" >> ${sambaConfig}
        echo "writeable = yes" >> ${sambaConfig}
        echo "read only = no" >> ${sambaConfig}
        echo "guest ok = yes" >> ${sambaConfig}
        echo "" >> ${sambaConfig}
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=530 --text "Carpeta compartida '${folder}' (para ${forUser}) creada con exito!"
        createFolderLink ${folder}
      fi
    fi
  fi
}

# Crear carpeta compartida para imprimir
function newFolderPrintable() {
  folder=$(zenity --entry --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --text "Introduce el nombre de la carpeta que deseas crear (sin acentos):")
  formatText=$(convertText "${folder}")
  folder=${formatText}
  if [ -z ${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=350 --text "Debes introducir un nombre de carpeta!"
  elif [ -d ${linuxSambaFolder}/${folder} ] ; then
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=530 --text "La carpeta '${folder}' ya esta creada, elige otro nombre"
  else
    mkdir -p ${linuxSambaFolder}/${folder} 2> /dev/null
    output=$?
    if [ ${output} -ne 0 ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=520 --text "Error: Fallo al crear la carpeta compartida '${folder}'"
    else
      chmod 777 -R ${linuxSambaFolder}/${folder}
      echo "[${folder}]" >> ${sambaConfig}
      echo "# Folder to ${linuxSambaFolder}/${folder} # 00bc00" >> ${sambaConfig}
      echo "path = ${linuxSambaFolder}/${folder}" >> ${sambaConfig}
      echo "comment = Folder by easy-samba ${VERSION} (${M_DATE})" >> ${sambaConfig}
      echo "browseable = yes" >> ${sambaConfig}
      echo "writeable = yes" >> ${sambaConfig}
      echo "printable = yes" >> ${sambaConfig}
      echo "guest ok = yes" >> ${sambaConfig}
      echo "" >> ${sambaConfig}
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=530 --text "Carpeta compartida '${folder}' (printable) creada con exito!"
      createFolderLink ${folder}
    fi
  fi
}

# Funcion de reinicio de samba
function reiniciandoSamba() {
  sleep 2
  /etc/init.d/samba restart &> /dev/null
  systemctl restart smbd.service 2> /dev/null
  systemctl restart nmbd.service 2> /dev/null
  systemctl restart smb.service 2> /dev/null
}

# Funcion para reiniciar el servicio de Samba
function restartSamba() {
  zenity --question --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --cancel-label="No" --ok-label="Si" --width=320 --text "Deseas reiniciar los servicios de Samba?"
  sambaSN=$?
  if [ "${sambaSN}" == "1" ] ; then
    echo "nule" > /dev/null
  else
    reiniciandoSamba | zenity --progress --pulsate --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --auto-close --text "Reiniciando servicios de Samba"
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=300 --text "Servicios de Samba reiniciados"
  fi
}

# Funcion para borrar todas las carpetas compartidas
function restoreSmb() {
  echo ""
  zenity --question --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --cancel-label="No" --ok-label="Si" --width=530 \
  --text "Nota: Se van a eliminar todas las carpetas compartidas y su contenido\n\nImportante: Se volvera al estado inicial del fichero 'smb.conf' antes de\nejecutar 'easy-samba' por primera vez\n\nDeseas continuar?"
  deleteFolder=$?
  if [ ${deleteFolder} -eq 0 ] ; then
    sleep 2 | zenity --progress --pulsate --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --auto-close --text "Borrando carpetas"
    rm -rf ${linuxSambaFolder}/* | zenity --progress --pulsate --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --auto-close --text "Finalizando proceso de borrado"
    output=$?
    if [ ${output} -eq 0 ] ; then
      cp -rf ${sambaBackup} ${sambaConfig} 2> /dev/null
      #rm -rf ${sambaBackup} 2> /dev/null
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=350 --text "Carpetas borradas con exito!"
      restartSamba
    else
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=360 --text "Error al borrar las carpetas compartidas"
    fi
  else
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=360 --text "Se ha anulado el proceso de restauracion"
  fi
}

# Funcion para mostrar carpetas compartidas
function viewFolders() {
  if [ "$(ls -A ${linuxSambaFolder})" ] ; then
    cd ${linuxSambaFolder}
    ls > ${sambaFoldersList}
    folderList=""
    for folderDetected in $(cat ${sambaFoldersList}) ; do
      folderList="${folderList} ${folderDetected}"
    done
    folder=$(zenity --width=390 --height=300 --list --title "easy-samba ${VERSION} ($M_DATE)" \
    --window-icon=${iconPath} --column "Lista de carpetas compartidas disponibles:" ${folderList})
    if [ -z ${folder} ] ; then
      echo "nule" > /dev/null
    elif [ -d ${linuxSambaFolder}/${folder} ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=350 --text "Nombre de carpeta: ${folder}\n\nRuta: ${linuxSambaFolder}/${folder}"
    else
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=400 --text "Error: La carpeta '${folder}' no existe!"
    fi
  else
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=370 --text "Actualmente no hay carpetas compartidas!"
  fi
}

# Funcion para borrar una carpeta compartida
function removeFolder() {
  if [ "$(ls -A ${linuxSambaFolder})" ] ; then
    cd ${linuxSambaFolder}
    ls > ${sambaFoldersList}
    folderList=""
    for folderDetected in $(cat ${sambaFoldersList}) ; do
      folderList="${folderList} ${folderDetected}"
    done
    folder=$(zenity --width=390 --height=300 --list --title "easy-samba ${VERSION} ($M_DATE)" \
    --window-icon=${iconPath} --column "Selecciona una carpeta para borrar:" ${folderList})
    if [ -z ${folder} ] ; then
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=350 --text "Debes seleccionar una carpeta de la lista"
    elif [ -d ${linuxSambaFolder}/${folder} ] ; then
      sleep 2 | zenity --progress --pulsate --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --auto-close --text "Borrando carpeta..."
      rm -rf ${linuxSambaFolder}/${folder} 2> /dev/null
      output=$?
      if [ ${output} -eq 0 ] ; then
        readLine=$(cat ${sambaConfig} | grep "# Folder to ${linuxSambaFolder}/${folder} # 00bc00" -n | cut -d ":" -f 1)
        if [ -z ${readLine} ] ; then
          zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=530 --text "La carpeta '${folder}' ha sido borrada pero no se ha encontrado en 'smb.conf'"
        else
          initLine=$(expr ${readLine} - 1)
          endLine=$(expr ${readLine} + 7)
          totalLines=$(cat /etc/samba/smb.conf | wc -l)
          count=1
          mkdir -p /tmp/easy-samba/
          echo > /tmp/easy-samba/smb.conf
          while [ ${count} -lt $initLine ] ; do
            cat /etc/samba/smb.conf | head -${count} | tail -1 >> /tmp/easy-samba/smb.conf
            count=$(expr ${count} + 1)
          done
          count=$(expr ${endLine} + 1)
          while [ ${count} -le ${totalLines} ] ; do
            cat ${sambaConfig} | head -${count} | tail -1 >> /tmp/easy-samba/smb.conf
            count=$(expr ${count} + 1)
          done
          cp -rf /tmp/easy-samba/smb.conf ${sambaConfig}
          zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=460 --text "La carpeta '${folder}' ha sido borrada con exito!"
          deleteFolderLink ${folder}
          restartSamba
        fi
      else
        zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=450 --text "Error: No se ha podido borrar la carpeta '${folder}'"
      fi
    else
      zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --error --width=400 --text "Error: La carpeta '${folder}' no existe!"
    fi
  else
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --info --width=350 --text "No hay carpetas disponibles para borrar!"
  fi
}

# Funcion para mostrar el "acerca" del programa
function mostrarAcerca() {
  zenity --title "Acerca" --window-icon=${iconPath} --info --width=330 \
  --text "Software: easy-samba ${VERSION} (${M_DATE})\nAutor: q3aql\nContacto: q3aql@protonmail.ch\nLicencia: GPL v2.0"
}

# Mostrar menu con todas las opciones
mostrarMenu=0
rootMessage
backupSmbConf
while [ ${mostrarMenu} -eq 0 ] ; do
  clear
  opcion=$(zenity --width=380 --height=440 --list --title "easy-samba ${VERSION} ($M_DATE)" \
  --window-icon=${iconPath} --imagelist --column "Icono" --column "Opcion" \
  ${imagesPath}/add-folder-samba.png "Agregar carpeta a Samba" \
  ${imagesPath}/create-shared-folder.png "Crear carpeta compartida" \
  ${imagesPath}/create-shared-folder-read-only.png "Crear carpeta compartida (solo lectura)" \
  ${imagesPath}/create-shared-folder-user.png "Crear carpeta compartida (para un usuario)" \
  ${imagesPath}/create-shared-folder-printable.png "Crear carpeta compartida (printable)" \
  ${imagesPath}/restart-samba-services.png "Reiniciar servicios de Samba" \
  ${imagesPath}/view-shared-folders.png "Ver carpetas compartidas disponibles" ${imagesPath}/delete-shared-folder.png "Borrar carpeta compartida" \
  ${imagesPath}/restore-smb-conf.png "Restaurar smb.conf" ${imagesPath}/about.png "Acerca" \
  ${imagesPath}/exit.png "Salir")
  if [ "${opcion}" == "${imagesPath}/add-folder-samba.png" ] ; then
    addNewFolder
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/create-shared-folder.png" ] ; then
    newFolderEveryone
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/create-shared-folder-read-only.png" ] ; then
    newFolderReadOnly
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/create-shared-folder-user.png" ] ; then
    newFolderForUser
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/create-shared-folder-printable.png" ] ; then
    newFolderPrintable
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/restart-samba-services.png" ] ; then
    restartSamba
  elif [ "${opcion}" == "${imagesPath}/view-shared-folders.png" ] ; then
    viewFolders
  elif [ "${opcion}" == "${imagesPath}/delete-shared-folder.png" ] ; then
    removeFolder
  elif [ "${opcion}" == "${imagesPath}/restore-smb-conf.png" ] ; then
    restoreSmb
  elif [ "${opcion}" == "${imagesPath}/about.png" ] ; then
    mostrarAcerca
  elif [ "${opcion}" == "${imagesPath}/exit.png" ] ; then
    mostrarMenu=1
  else
    zenity --title "easy-samba ${VERSION} (${M_DATE})" --window-icon=${iconPath} --warning --width=300 --text "Elige una de las opciones del menu"
  fi
done