jaromirmuller/J50Npi.js

## add.php
<?php
header('Content-type: application/javascript');

$cookie_name = 'ss_session';
$result = array();

if ( isset($_GET['callback']) && isset($_GET['session_id']) ) {

		$jsonp = $_GET['callback'];

		$data[] =  "your session_id is '" . $_GET['session_id']."'";

		$result[] = $jsonp . "(" . json_encode($data) . ");";

} else {

	$result[] = "alert('huh');";

}

echo implode("\n", $result);

## cookies.js
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License (AFL 3.0)
 * that is bundled with this package in the file LICENSE_AFL.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/afl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     js
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */
// old school cookie functions grabbed off the web

if (!window.Mage) var Mage = {};

Mage.Cookies = {};
Mage.Cookies.expires  = null;
Mage.Cookies.path     = '/';
Mage.Cookies.domain   = null;
Mage.Cookies.secure   = false;
Mage.Cookies.set = function(name, value){
     var argv = arguments;
     var argc = arguments.length;
     var expires = (argc > 2) ? argv[2] : Mage.Cookies.expires;
     var path = (argc > 3) ? argv[3] : Mage.Cookies.path;
     var domain = (argc > 4) ? argv[4] : Mage.Cookies.domain;
     var secure = (argc > 5) ? argv[5] : Mage.Cookies.secure;
     document.cookie = name + "=" + escape (value) +
       ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
       ((path == null) ? "" : ("; path=" + path)) +
       ((domain == null) ? "" : ("; domain=" + domain)) +
       ((secure == true) ? "; secure" : "");
};

Mage.Cookies.get = function(name){
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i = 0;
    var j = 0;
    while(i < clen){
        j = i + alen;
        if (document.cookie.substring(i, j) == arg)
            return Mage.Cookies.getCookieVal(j);
        i = document.cookie.indexOf(" ", i) + 1;
        if(i == 0)
            break;
    }
    return null;
};

Mage.Cookies.clear = function(name) {
  if(Mage.Cookies.get(name)){
    document.cookie = name + "=" +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
};

Mage.Cookies.getCookieVal = function(offset){
   var endstr = document.cookie.indexOf(";", offset);
   if(endstr == -1){
       endstr = document.cookie.length;
   }
   return unescape(document.cookie.substring(offset, endstr));
};

## index.html
<html>
	<head>
		<title>A - website</title>
		<script type="text/javascript" src="J50Npi.js"></script>
		<script type="text/javascript" src="cookies.js"></script>
	</head>

	<body>

		<script type="text/javascript">

			var session_plugin = function () {
				var _id = false;

				var sessionService = {
					cookie_name : 'ss_session',
					jsonp_url : 'http://sessionservice.somewebsite.co.uk/?callback=J50Npi.success'
				}

				var _session_receive_jsonp = function ( sessionService, callback ) {
					console.log( '_session_receive_jsonp' );

					var url = sessionService.jsonp_url;

					// No specific data need to be sent there
					var data = {};

					// We need a function callback to be executed after the response is received
					var _callback = function(session){
						_session_set_cookie(sessionService, session.session, callback);

					};

					// And here is the magic:
					J50Npi.getJSON(url, data, _callback);

				}

				var _session_check_cookie = function ( sessionService, callback ) {

					console.log( '_session_check_cookie' );

					var my_session = Mage.Cookies.get(sessionService.cookie_name);
					console.log( sessionService.cookie_name, my_session );

					if ( my_session ) {
						_id = my_session;
						callback(my_session);	// ok, we're done
					} else {
						_session_receive_jsonp(sessionService, callback);
					}

				}

				var _session_set_cookie = function ( sessionService, session_id, callback ) {
					console.log( '_session_set_cookie' );
					_id = session_id;
					Mage.Cookies.set(sessionService.cookie_name, session_id);
				}

				var _getId = function ( callback ) {
					console.log( '_getId' );
					_session_check_cookie(sessionService, callback);
				}

				return {
					id : _getId
				}


			}

			var print_session = function ( message ) {
				console.log( "Your session ID is " + message );
			}

			var ss = session_plugin();
			ss.id( print_session );


		</script>

	</body>

</html>

## J50Npi.js
var J50Npi = {
    currentScript: null,
    getJSON: function(url, data, callback) {
      var src = url + (url.indexOf("?")+1 ? "&" : "?");
      var head = document.getElementsByTagName("head")[0];
      var newScript = document.createElement("script");
      var params = [];
      var param_name = ""

      this.success = callback;

      data["callback"] = "J50Npi.success";
      for(param_name in data){
          params.push(param_name + "=" + encodeURIComponent(data[param_name]));
      }
      src += params.join("&")

      newScript.type = "text/javascript";
      newScript.src = src;

      if(this.currentScript) head.removeChild(currentScript);
      head.appendChild(newScript);
    },
    success: null
};

## jsonp_pass_session_id.html
<html>
	<head>
		<title>A - website</title>
		<script type="text/javascript" src="J50Npi.js"></script>
		<script type="text/javascript" src="cookies.js"></script>
	</head>

	<body>

		<script type="text/javascript">

			var url = "http://sessionservice.localhost-bcc.nl/add.php?callback=J50Npi.success";
			var data = {'session_id': 'this_session_id'};
			var callback = function(data){ console.log(data)};

			J50Npi.getJSON(url, data, callback);


		</script>

	</body>

</html>

## jsonp_response.js
// response for http://sessionservice.somewebsite.co.uk/?callback=J50Npi.success service
J50Npi.success({"session":"c7479aa13927ba16741fa00846be9c62"});

## post.form.html
<form action="https://secure.bcc.nl/schapi/basket/add" method="POST">
	<inptu type="hidden" name="session_id" value="rtnsiull4qhpsi9ji577ugpv81" />
	<input type="hidden" name="source_system_id" value="fdc30101-2580-4686-bda3-da33a5494ae9" />
	<input type="hidden" name="source_hash" value="somehash" />
	<input type="hidden" name="show_pre_basket" value="true" />
	<input type="hidden" name="item_sku" value="SKU-123" />
	<input type="hidden" name="qty" value="1" />
	<input type="hidden" name="sales_price" value="99.99" />
	<input type="hidden" name="delivery_type" value="hd" />
	<input type="hidden" name="additional_params[url]" value="http://dgsite.com/product.html" />
	<input type="hidden" name="additional_params[image]" value="http://dgsite.com/image.jpg" />
</form>
	<?php
	header('Content-type: application/javascript');

	$cookie_name = 'ss_session';
	$result = array();

	if ( isset($_GET['callback']) && isset($_GET['session_id']) ) {

	$jsonp = $_GET['callback'];

	$data[] = "your session_id is '" . $_GET['session_id']."'";

	$result[] = $jsonp . "(" . json_encode($data) . ");";

	} else {

	$result[] = "alert('huh');";

	}

	echo implode("\n", $result);
	/**
	* Magento
	*
	* NOTICE OF LICENSE
	*
	* This source file is subject to the Academic Free License (AFL 3.0)
	* that is bundled with this package in the file LICENSE_AFL.txt.
	* It is also available through the world-wide-web at this URL:
	* http://opensource.org/licenses/afl-3.0.php
	* If you did not receive a copy of the license and are unable to
	* obtain it through the world-wide-web, please send an email
	* to license@magentocommerce.com so we can send you a copy immediately.
	*
	* DISCLAIMER
	*
	* Do not edit or add to this file if you wish to upgrade Magento to newer
	* versions in the future. If you wish to customize Magento for your
	* needs please refer to http://www.magentocommerce.com for more information.
	*
	* @category Mage
	* @package js
	* @copyright Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
	* @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0)
	*/
	// old school cookie functions grabbed off the web

	if (!window.Mage) var Mage = {};

	Mage.Cookies = {};
	Mage.Cookies.expires = null;
	Mage.Cookies.path = '/';
	Mage.Cookies.domain = null;
	Mage.Cookies.secure = false;
	Mage.Cookies.set = function(name, value){
	var argv = arguments;
	var argc = arguments.length;
	var expires = (argc > 2) ? argv[2] : Mage.Cookies.expires;
	var path = (argc > 3) ? argv[3] : Mage.Cookies.path;
	var domain = (argc > 4) ? argv[4] : Mage.Cookies.domain;
	var secure = (argc > 5) ? argv[5] : Mage.Cookies.secure;
	document.cookie = name + "=" + escape (value) +
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path == null) ? "" : ("; path=" + path)) +
	((domain == null) ? "" : ("; domain=" + domain)) +
	((secure == true) ? "; secure" : "");
	};

	Mage.Cookies.get = function(name){
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	var j = 0;
	while(i < clen){
	j = i + alen;
	if (document.cookie.substring(i, j) == arg)
	return Mage.Cookies.getCookieVal(j);
	i = document.cookie.indexOf(" ", i) + 1;
	if(i == 0)
	break;
	}
	return null;
	};

	Mage.Cookies.clear = function(name) {
	if(Mage.Cookies.get(name)){
	document.cookie = name + "=" +
	"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
	};

	Mage.Cookies.getCookieVal = function(offset){
	var endstr = document.cookie.indexOf(";", offset);
	if(endstr == -1){
	endstr = document.cookie.length;
	}
	return unescape(document.cookie.substring(offset, endstr));
	};
	<html>
	<head>
	<title>A - website</title>
	<script type="text/javascript" src="J50Npi.js"></script>
	<script type="text/javascript" src="cookies.js"></script>
	</head>

	<body>

	<script type="text/javascript">

	var session_plugin = function () {
	var _id = false;

	var sessionService = {
	cookie_name : 'ss_session',
	jsonp_url : 'http://sessionservice.somewebsite.co.uk/?callback=J50Npi.success'
	}

	var _session_receive_jsonp = function ( sessionService, callback ) {
	console.log( '_session_receive_jsonp' );

	var url = sessionService.jsonp_url;

	// No specific data need to be sent there
	var data = {};

	// We need a function callback to be executed after the response is received
	var _callback = function(session){
	_session_set_cookie(sessionService, session.session, callback);

	};

	// And here is the magic:
	J50Npi.getJSON(url, data, _callback);

	}

	var _session_check_cookie = function ( sessionService, callback ) {

	console.log( '_session_check_cookie' );

	var my_session = Mage.Cookies.get(sessionService.cookie_name);
	console.log( sessionService.cookie_name, my_session );

	if ( my_session ) {
	_id = my_session;
	callback(my_session); // ok, we're done
	} else {
	_session_receive_jsonp(sessionService, callback);
	}

	}

	var _session_set_cookie = function ( sessionService, session_id, callback ) {
	console.log( '_session_set_cookie' );
	_id = session_id;
	Mage.Cookies.set(sessionService.cookie_name, session_id);
	}

	var _getId = function ( callback ) {
	console.log( '_getId' );
	_session_check_cookie(sessionService, callback);
	}

	return {
	id : _getId
	}


	}

	var print_session = function ( message ) {
	console.log( "Your session ID is " + message );
	}

	var ss = session_plugin();
	ss.id( print_session );


	</script>

	</body>

	</html>
	var J50Npi = {
	currentScript: null,
	getJSON: function(url, data, callback) {
	var src = url + (url.indexOf("?")+1 ? "&" : "?");
	var head = document.getElementsByTagName("head")[0];
	var newScript = document.createElement("script");
	var params = [];
	var param_name = ""

	this.success = callback;

	data["callback"] = "J50Npi.success";
	for(param_name in data){
	params.push(param_name + "=" + encodeURIComponent(data[param_name]));
	}
	src += params.join("&")

	newScript.type = "text/javascript";
	newScript.src = src;

	if(this.currentScript) head.removeChild(currentScript);
	head.appendChild(newScript);
	},
	success: null
	};
	// response for http://sessionservice.somewebsite.co.uk/?callback=J50Npi.success service
	J50Npi.success({"session":"c7479aa13927ba16741fa00846be9c62"});
	<form action="https://secure.bcc.nl/schapi/basket/add" method="POST">
	<inptu type="hidden" name="session_id" value="rtnsiull4qhpsi9ji577ugpv81" />
	<input type="hidden" name="source_system_id" value="fdc30101-2580-4686-bda3-da33a5494ae9" />
	<input type="hidden" name="source_hash" value="somehash" />
	<input type="hidden" name="show_pre_basket" value="true" />
	<input type="hidden" name="item_sku" value="SKU-123" />
	<input type="hidden" name="qty" value="1" />
	<input type="hidden" name="sales_price" value="99.99" />
	<input type="hidden" name="delivery_type" value="hd" />
	<input type="hidden" name="additional_params[url]" value="http://dgsite.com/product.html" />
	<input type="hidden" name="additional_params[image]" value="http://dgsite.com/image.jpg" />
	</form>