<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2010 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 *
 * @package
 * @license     http://opensource.org/licenses/gpl-3.0 GPLv3
 * @link        www.phraseanet.com
 */
function print_usage(&$argt)
{
  global $argc, $argv;
  printf("usage: %s [options]\noptions:\n", $argv[0]);
  foreach ($argt as $n => $v)
    printf("\t%s%s\n", $n, $v["usage"]);
}

function parse_cmdargs(&$argt, &$err)
{
  $err = "";
  global $argc, $argv;

  for ($a = 1; $a < $argc; $a++)
  {
    //echo "parse_cmdargs :: $a\n";

    $arg = $argv[$a];


    if ($arg == "--" || $arg == "-")
      continue;
    if (($p = strpos($arg, "=")) === false)
    {
      parse_arg($arg, $argt, $err);
    }
    else
    {
      parse_arg(substr($arg, 0, $p), $argt, $err);
      parse_arg("=", $argt, $err);
      parse_arg(substr($arg, $p + 1), $argt, $err);
    }
  }
  foreach ($argt as $n => $v)
  {
    if (!isset($v["values"][0]) && isset($v["default"]))
    {
      $argt[$n]["set"] = true;
      $argt[$n]["values"][] = $v["default"];
    }
  }

  return($err == "");
}

function parse_arg($arg, &$argt, &$err)
{
  static $last_arg = "";
  static $curopt = null;

  if ($arg != "=")
  {
    if ($last_arg != "=")
    {
      if (isset($argt[$arg]))
        $argt[$curopt = $arg]["set"] = true;
      else
      {
        $err .= "option '" . $arg . "' inconnue.\n";
        if (isset($argt["--help"]))
          $argt["--help"]["set"] = true;
      }
    }
    else
    {
      if ($curopt)
        $argt[$curopt]["values"][] = $arg;
      else
      {
        $err .= "'=' doit suivre un nom d'option.\n";
        if (isset($argt["--help"]))
          $argt["--help"]["set"] = true;
      }
    }
  }
  $last_arg = $arg;
}

?>