# User: Vitalie Lazu
# Date: Jan 17, 2007
# Time: 12:08:42 PM

require "fileutils"
require 'inifile'

class ControlTool
  include FileUtils::Verbose
  attr_accessor :config, :settings
  
  DU_CMD = "/usr/bin/du -s" # -b option does not work on FreeBSD - to show summary in bytes
  TAR = "/bin/tar"

  def fix_project_name(name)
    return name.gsub(/[^a-z0-9_\-]/i, '')
  end

  def disk_space(settings)
    0
  end

  # Do a self check to look for runtime problems and log them
  def check
  end

  def dir_disk_space(dir)
    if FileTest.directory?(dir)
      IO.popen("#{DU_CMD} '#{dir}'") do |f|
        s = f.read

        if s =~ /^(\d+)/
          return $1.to_i * 1024
        end
      end
    else
      $log.info("disk space: dir does not exists: #{dir}")
    end

    0
  end

  def run(cmd)
    $log.info(cmd)
    rez = system(cmd)
    $log.info(rez ? 'success' : 'failed')

    rez
  end

  def update_permissions repository_name, allow_anonymous
    ini = IniFile.new(breakout_ini_file(dest_dir(repository_name)))
    ini['breakout']['allow_anonymous'] = allow_anonymous ? 'yes' : 'no'
    ini.write
  end
  
  def dest_dir dir
    raise "Not implemented here"
  end
  
  def create_breakout_ini(dest_dir, settings)
    File.open(breakout_ini_file(dest_dir), "w") { |aFile|
      aFile << "[breakout]\n"
      aFile << "secretKey = #{settings['secret_key']}\n"
      aFile << "space_tool_id = #{settings['space_tool_id']}\n"
      aFile << "allow_anonymous = yes\n" if settings['allow_anonymous']
    }
  end
  
  def breakout_ini_file dir
    File.join dir, "breakout.ini"
  end

  def base_dir
    $base_dir
  end

  def tmp_dir
    base_dir + "/tmp"
  end

  def logger
    $log
  end
end