lducmd

#==============================================================================
# • Ligni Download URL by cmd
#==============================================================================
# Author: Dax
# Version: 1.0
# Site: www.dax-soft.weebly.com
# Requeriments: ldufcmd.exe (download at my website, just there)
#==============================================================================
# • Desc:
#------------------------------------------------------------------------------
#  Allow you download files from web, direct by your rpg maker project.
#==============================================================================
# • How to Use:
#------------------------------------------------------------------------------
# lducmd(url, filename, ext, path)
#   url : your web link url
#   filename : For default is '-f', that is mean: original filename from link.
#   ext : For default is '-e', that is mean: original extension file from link.
#         If are you gonna change, don't put on a '.'... example: 'jpg'
#   path : For default is '-p', that is mean: original directory where the
# app is.
#------------------------------------------------------------------------------
# url = "http://dax-soft.weebly.com/uploads/1/5/7/2/15724724/plugin.exe"
# lducmd(url)
#==============================================================================
class << Kernel
  #----------------------------------------------------------------------------
  # • Method:
  #    Return to boolean status
  #----------------------------------------------------------------------------
  def lducmd(url, filename="-f", ext="-e", path="-p")
    # setup
    path = "-p" if path.nil? or path.empty?
    filename = "-f" if filename.nil? or filename.empty?
    ext = "-e" if ext.nil? or ext.empty?
    filename = filename.gsub(" ", "_") unless filename == "-f"
    # call the program
    system("start ./ldufcmd.exe -s #{url} #{path} #{filename} #{ext}")
    # loop while downloading
    loop {
     # if runnig
     status = `tasklist | find "ldufcmd.exe"`
     # end?
     if status.empty?
       break if filename == "-f"
       # get the recent file add
       _file =  Dir.glob("*").sort {|a,b| File.ctime(a) <=> File.ctime(b)}.last
       # get the path
       _path = ->(file) {
          x = File.absolute_path(file).split("/")
          ext = File.extname(x.last)
          x.delete_at(x.size.pred)
          str = ""
          x.each { |i| str += i + "/" }
          return [str, ext]
       }
       # filename change
       filename = filename.gsub("_", " ") + _path[_file][1]
       # change the name to filename origal
       File.rename(_path[_file][0] + _file, _path[_file][0] + filename) rescue break
       break # bye
     end
    }
    return true
  end
end