[JS]_GET/_COOKIE

[code]
/**
 * requestVars.js
 *
 * This file contains functions to access the content of cookies
 * and GET parameters easily for javascript.
 * They are inspired by their PHP equivalent.
 *
 * This source file is subject to version 2.1 of the GNU Lesser
 * General Public License (LPGL), found in the file LICENSE that is
 * included with this package, and is also available at
 * http://www.gnu.org/copyleft/lesser.html.
 * @package     Javascript
 *
 * @author      Dieter Raber <[email protected]>
 * @copyright   2004-12-27
 * @version     1.0
 * @license     http://www.gnu.org/copyleft/lesser.html
 *
 */

/**
 * TOC
 *
 * - readGet
 * - readCookies
 */


/**
 * _GET is the equivalent to PHP's $_GET
 * An associative array of variables passed to the current script
 * via the HTTP GET method. This function is called onload.
 * This means that as soon as this file is included _GET will be available
 *
 * example:
 *   If the curent URL contains GET parameters e.g.
 *   myurl.htm?color1=red&color2=blue
 *   then _GET['color1'] will contain 'red'
 *   and  _GET['color2'] will contain 'blue'
 */

function readGet()
{
  var _GET    = new Array();
  var uriStr  = window.location.href.replace(/&amp;/g, '&');
  var paraArr, paraSplit;

  if (uriStr.indexOf('?') > -1)
  {
    var uriArr  = uriStr.split('?');
    var paraStr = uriArr[1];
  }
  else
  {
    return _GET;
  }

  if (paraStr.indexOf('&') > -1)
  {
    paraArr = paraStr.split('&');
  }
  else
  {
    paraArr = new Array(paraStr)
  }

  for(var i = 0; i < paraArr.length; i++)
  {
    paraArr[i] = paraArr[i].indexOf('=') > -1
               ? paraArr[i]
               : paraArr[i] + '=';
    paraSplit  = paraArr[i].split('=')
    _GET[paraSplit[0]] = decodeURI(paraSplit[1].replace(/\+/g, ' '));
  }
  return _GET;
}
var _GET = readGet();



/**
 * _COOKIE is the equivalent to PHP's $_COOKIE
 * An associative array of variables passed to the current script
 * via the HTTP COOKIE method. This function is called onload.
 * This means that as soon as this file is included _COOKIE will be available
 *
 * example:
 *   This function is called onload
 *   If two cookies are set, e.g.
 *   foo=yellow and bar=pink
 *   then _COOKIE['foo'] will contain 'yellow'
 *   and  _COOKIE['bar'] will contain 'pink'
 */
function readCookie()
{
  var _COOKIE = new Array()
  var cookieStr = document.cookie ? document.cookie : '';
  var cookieSplit, cookieKey;
  if(cookieStr)
  {
    cookieStr = cookieStr.replace(/; /, ';')
    var cookieArr = cookieStr.indexOf(';') > -1
                  ? cookieStr.split(';')
                  : new Array(document.cookie);
    for(var i = 0; i < cookieArr.length; i++)
    {
      cookieArr[i].indexOf('=') > -1 ? cookieArr[i] : cookieArr[i] + '=';
      cookieSplit = cookieArr[i].split('=');
      cookieKey = cookieSplit[0].charAt(0) == ' '
                ? cookieSplit[0].substring(1, cookieSplit[0].length)
                : cookieSplit[0];
      _COOKIE[cookieKey] = cookieSplit[1].replace(/\+/g, ' ');
    }
  }
  return _COOKIE
}

var _COOKIE = readCookie();
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