Install-Weka.bash

#!/bin/bash

# Defining variables
version="3-8-6"
download_file_name="weka-${version}-azul-zulu-linux.zip"
url_weka_zip_file="https://prdownloads.sourceforge.net/weka/${download_file_name}"
path_download_file="/tmp/${download_file_name}"
path_installation_dir="${HOME}/.local/share"

if ! [ -d "$path_installation_dir" ]; then
  path_weka_dir="${path_installation_dir}/weka-${version}"
  path_weka_bin="${path_weka_dir}/weka.sh"
  path_weka_icon="${path_weka_dir}/weka.ico"

  # Creating directories if they do not exist
  sudo mkdir -p "$(dirname "$path_download_file")"
  mkdir -p "$path_installation_dir"

  # Installing requirements
  bash ./Install-Curl.bash
  bash ./Install-Unzip.bash

  # Downloading Weka
  curl -L "$url_weka_zip_file" --output "$path_download_file"

  # Unzipping weka
  unzip -o "$path_download_file" -d "$path_installation_dir"

  # Creating shortcut
  path_shortcut="${HOME}/.local/share/applications/Weka.desktop"
   {
      echo "[Desktop Entry]"
      echo "Version=1.5"
      echo "Name=Weka"
      echo "Type=Application"
      echo "Exec=bash $path_weka_bin"
      echo "Icon=$path_weka_icon"
      echo "StartupNotify=true"
      echo "Categories=Education;Science;"
    } > "$path_shortcut"
fi