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	diff --git a/controllers/anonymous.php b/controllers/anonymous.php
	--- a/controllers/anonymous.php
	+++ b/controllers/anonymous.php
	@@ -1,152 +1,152 @@
	<?php

	/**
	* Content for anonymous users
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* This controller handles the pages for not logged in users.
	*
	* It recognizes the following URLs:
	- * /tour a redirect to tour.html file, a visite guid馥 drom Zed ;
	+ * /tour a redirect to tour.html file, a visite guidﾃｩe drom Zed ;
	* /invite the page to claim the invites.
	*
	* In all other cases, it prints the login form.
	*
	* @package Zed
	* @subpackage Controllers
	- * @author S饕astien Santoro aka Dereckson <dereckson@espace-win.org>
	- * @copyright 2010 S饕astien Santoro aka Dereckson
	+ * @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	+ * @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	//
	// Prepares the page
	//

	switch ($url[0]) {
	case 'tour':
	//The user have forgotten .html, let's redirect him
	header('Location: ' . $Config['StaticContentURL'] . '/tour.html');
	exit;

	case 'invite':
	//Invite form
	if ($_POST['form'] == 'account.create') {
	//User tries to claim its invite to create an account
	require_once('includes/objects/invite.php');
	require_once('includes/objects/user.php');

	//Gets invite
	$invite = new Invite($_POST['invite_code']);
	if ($invite->lastError != '') {
	//Not existant invite.
	$smarty->assign('NOTIFY', lang_get("IncorrectInviteCode"));
	} elseif ($invite->is_claimed()) {
	//The invitation have already claimed by someone else.
	$smarty->assign('NOTIFY', lang_get("InviteCodeAlreadyClaimed"));
	} else {
	//Checks if the given information is correct
	//We ignore bad mails. All we really need is a login and a pass.
	//We fill our array $errors with all the errors
	$errors = array();
	if (!$_POST['username']) {
	$errors[] = lang_get('MissingUsername');
	} elseif (!User::is_available_login($_POST['username'])) {
	$errors[] = lang_get('LoginUnavailable');
	}

	if (User::get_username_from_email($_POST['email']) !== false) {
	$errors[] = "There is already an account with this e-mail.";
	}

	if (!$_POST['passwd']) {
	$errors[] = lang_get('MissingPassword');
	}

	if (count($errors)) {
	$smarty->assign('WAP', join('<br />', $errors));
	} else {
	//Creates account
	$user = new User();
	$user->regdate = time();
	$user->generate_id();
	$user->name = $_POST['username'];
	$user->active = 1;
	$user->email = $_POST['email'];
	$user->set_password($_POST['passwd']);
	$user->save_to_database();

	//Updates invite
	$invite->to_user_id = $user->id;
	$invite->save_to_database();

	//Notifies inviter
	require_once('includes/objects/message.php');
	$message = new Message();
	$message->from = 0;
	$message->to = $invite->from_perso_id;
	$message->text = sprintf(lang_get('InviteHaveBeenClaimed'), $invite->code);
	$message->send();

	//Logs in user
	login($user->id, $user->name);

	//Prints confirm message
	$smarty->assign('WAP', lang_get("AccountCreated"));

	//Redirects users to homepage
	header('refresh: 5; url=' . get_url());

	//Calls void controller
	$smarty->assign('screen', 'user.create');
	define('NO_FOOTER_EXTRA', true);
	include("void.php");

	exit;
	}
	}

	//Keeps username, email, invite code printed on account create form
	$smarty->assign('username', $_POST['username']);
	$smarty->assign('invite_code', $_POST['invite_code']);
	$smarty->assign('email', $_POST['email']);
	}

	//If the invite code is specified, checks format
	if ($url[1]) {
	if (preg_match("/^([A-Z]){3}([0-9]){3}$/i", $url[1])) {
	$smarty->assign('invite_code', strtoupper($url[1]));
	} else {
	$smarty->assign('NOTIFY', lang_get("IncorrectInviteCode"));
	}
	}

	$template = 'account_create.tpl';
	break;

	default:
	//Login form
	if (array_key_exists('LastUsername', $_COOKIE))
	$smarty->assign('username', $_COOKIE['LastUsername']);
	if (array_key_exists('LastOpenID', $_COOKIE))
	$smarty->assign('OpenID', $_COOKIE['LastOpenID']);
	$smarty->assign('LoginError', $LoginError);
	$template = 'login.tpl';
	break;
	}

	//
	// HTML output
	//

	if ($template) $smarty->display($template);

	?>
	\ No newline at end of file
	diff --git a/includes/SmartLine/SmartLine.php b/includes/SmartLine/SmartLine.php
	--- a/includes/SmartLine/SmartLine.php
	+++ b/includes/SmartLine/SmartLine.php
	@@ -1,524 +1,523 @@
	<?php

	/**
	* SmartLine 0.1
	*
	- * http://www.espace-win.org/EWOSP/SmartLine
	- * (c) 2007 Espace Win Open Source Project, some rights reserved.
	- * Released under BSD License
	+ * Zed. The immensity of stars. The HyperShip. The people.
	*
	- * Developer leader: Sﾃｩbastien Santoro aka Dereckson
	- * http://purl.espace-win.org/Who/Dereckson
	- *
	- * Support: http://purl.espace-win.org/EWOSP/Support
	- *
	+ * (c) 2010, Dereckson, some rights reserved.
	+ * Released under BSD license.
	+ *
	* 0.1 2007-07-28 01:36 [DcK] Initial release
	* 2010-07-02 00:39 [Dck] Documentation
	*
	- * @package SmartLine
	+ * @package Zed
	+ * @subpackage SmartLine
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	- * @copyright 2007 Espace Win Open Source Project
	+ * @copyright 2007 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	+ * @link http://scherzo.dereckson.be/doc/zed
	+ * @link http://zed.dereckson.be/
	+ * @link http://bitbucket.org/dereckson/smartline
	* @filesource
	- */

	///////////////////////////////////////////////////////////////////////////////
	// SECTION I - INITIALIZATION
	///////////////////////////////////////////////////////////////////////////////

	//Constants

	/**
	* The standard, regular output (like STDOUT on POSIX systems)
	*/
	if (!defined('STDOUT')) define('STDOUT', 1, true);

	/**
	* The error output (like STDERR on POSIX systems)
	*/
	if (!defined('STDERR')) define('STDERR', -1, true);

	///////////////////////////////////////////////////////////////////////////////
	// SECTION Ibis - L10n
	///////////////////////////////////////////////////////////////////////////////

	//Ensures $lang is a standard array
	if (empty($lang) \|\| !is_array($lang)) {
	$lang = array();
	}

	$lang = array_merge($lang, array(
	//Errors
	'InvalidCommand' => "Invalid command %s. Use <strong>showcommands</strong> to show all commands.",
	'RegisteredButNotExistingCommand' => "[CRITICAL ERROR] The command %s has correctly been registered but its method or class doesn't exist.",
	'NotYetHelpForThiscommand' => "This command hasn't been documented yet.",

	//Help
	'DefaultHelp' => "This SmartLine is a command line interface.
	<br /><br /><strong>showcommands</strong> prints the list.
	<br /><strong>help <command></strong> prints help for this command.",
	'Help' => array(
	'help' => "<strong>help <command></strong> prints command help.",
	'showcommands' => 'show available commands'
	)
	));

	///////////////////////////////////////////////////////////////////////////////
	// SECTION II - HELPERS FUNCTIONS
	///////////////////////////////////////////////////////////////////////////////

	/**
	* Error handler called during SmartLine command execution.
	*
	* Any error occuring during command execution will be set in STDERR.
	*
	* To get an array with all the errors:
	* <code>$errors = $yourSmartLine->gets_all(STDERR)</code>
	*
	* Or to prints all the error:
	* <code>$yourSmartLine->prints_all(STDERR)</code>
	*
	* Or to pops (gets and deletes) only the last error:
	* <code>$lastError = $yourSmartLine->gets(STDERR)</code>
	*
	* @link http://www.php.net/manual/en/function.set-error-handler.php set_error_handler, PHP manual
	* @link http://www.php.net/manual/en/errorfunc.examples.php Error handling examples, PHP manual
	*
	* @param int $level The PHP error level
	* @param string $error The error description
	* @param string $file The script where the error occured
	* @param int $line The line where the error occured
	*/
	function SmartLineHandler($level, $error, $file, $line) {
	switch ($level) {
	case E_NOTICE:
	$type = 'Notice';
	break;

	CASE E_WARNING:
	$type = 'Warning';
	break;

	CASE E_ERROR:
	$type = 'Error';
	break;

	default:
	$type = "#$level";
	}
	$_SESSION['SmartLineOutput'][STDERR][] = "[PHP $type] $error ";
	return true;
	}

	///////////////////////////////////////////////////////////////////////////////
	// SECTION III - BASE CLASSES
	///////////////////////////////////////////////////////////////////////////////

	//SmartLineCommand is a class implemanting a SmartLine command.
	//If you want to create a more complex command, extends this class.

	/**
	* The SmartLine command base class.
	*
	* To add a command, create an instance of the class, like:
	* <code>
	* class HelloWorldSmartLineCommand extends SmartLineCommand {
	* public function run ($argv, $argc) {
	* $this->SmartLine->puts('Hello World!');
	* }
	* }
	* </code>
	*
	* Then, registers your command:
	* <code>
	* $yourSmartLine->register_object('hello', 'HelloWorldSmartLineCommand');
	* </code>
	*
	* @see SmartLine::register_object
	*/
	class SmartLineCommand {
	/**
	* Initializes a new instance of the SmartLine Command
	*
	* @param SmartLine $SmartLine the SmartLine the command belongs
	*/
	public function __construct ($SmartLine) {
	$this->SmartLine = $SmartLine;
	}

	/**
	* Gets the command help text or indicates help should be fetched from $lang array
	*
	* @return string\|bool a string containing the command help or the bool value false, to enable the default behavior (ie prints $lang['help']['nameOfTheCommand'])
	*/
	public function help () {
	return false;
	}

	/**
	* Runs the command
	*
	* @param array $argv an array of string, each item a command argument
	* @param int $argc the number of arguments
	*/
	public function run ($argv, $argc) {

	}

	/**
	* The SmartLine where this instance of the command is registered
	*
	* @var SmartLine
	*/
	public $SmartLine;
	}

	/**
	* This class represents a SmartLine instance
	*
	* If you use only register_object, you can use it directly.
	* If you use register_method, extends this class in your SmartLine.
	*/
	class SmartLine {
	/**
	* Initializes a new instance of the SmartLine object.
	*/
	public function __construct () {
	//Assumes we've an empty array where store registered commands.
	$this->commands = array();

	//Let's register standard commands
	$this->register_object('showcommands', 'ShowCommandsSmartLineCommand');
	$this->register_object('help', 'HelpSmartLineCommand');
	}

	/**
	* Registers a private method as command.
	*
	* @param string $command The name of the command to register
	* @param string $method The method to register [OPTIONAL]. If omitted, the method regisered will be the method having the same name as the command.
	* @param bool $useArgvArgc If true, indicates the method uses $argv, $argc as parameters. If false, indicates the method uses its parameters (default behavior). [OPTIONAL]
	*
	* @return bool true if the command have successfully been registered ; otherwise, false.
	*/
	public function register_method ($command, $method = null, $useArgvArgc = false) {
	if (is_null($function)) $method = $command;

	if (!method_exists($this, $method)) {
	$this->lastError = "Registration failed. Unknown method $method";
	return false;
	}

	$className = ucfirst($method) . 'SmartLineCommand';
	//If class exists, add a uniqid after function
	while (class_exists($method)) {
	$className = uniqid(ucfirst($method)) . 'SmartLineCommand';
	}
	//Creates the class
	if ($useArgvArgc) {
	$call = "$this->SmartLine->$method(\$argv, \$argc);";
	} else {
	//We don't know how many args we've, so we use call_user_func_array
	$call = "array_shift(\$argv);
	call_user_func_array(
	array(&\$this->SmartLine, '$method'),
	\$argv
	);";
	}
	$code = "class $className extends SmartLineCommand {
	public function run (\$argv, \$argc) {
	$call
	}
	}";
	eval($code);
	$this->register_object($command, $className);
	return true;
	}

	/**
	* Registers an object extending SmartLineCommand as command.
	*
	* @param string $command The name of the command to register
	* @param SmartLineCommand\|string $object The object extending SmartLineCommand. This can be the name of the class (string) or an instance already initialized of the object (SmartLineCommand).
	* @return bool true if the command have successfully been registered ; otherwise, false.
	*/
	public function register_object ($command, $object) {
	if (is_object($object)) {
	//Sets SmartLine property
	$object->SmartLine = $this;
	} elseif (is_string($object)) {
	//Creates a new instance of $object
	$object = new $object($this);
	} else {
	$this->lastError = "Registration failed. register_object second parameter must be a class name (string) or an already initialized instance of such class (object) and not a " . gettype($object);
	return false;
	}
	if (!$this->caseSensitive) $command = strtolower($command);
	$this->commands[$command] = $object;
	return true;
	}

	/**
	* Determines wheter the specified command have been registered.
	*
	* @param string $command The name of the command to check
	* @return true if the specified command have been registered ; otherwise, false.
	*/
	public function isRegistered ($command) {
	if (!$this->caseSensitive) $command = strtolower($command);
	return array_key_exists($command, $this->commands);
	}

	/**
	* Executes the specified expression.
	*
	* If an error occurs during the command execution:
	* the STDERR output will contains the errors,
	* the value returned by this methos will be false.
	*
	* To execute the command and prints error:
	* <code>
	* $fooSmartLine = new SmartLine();
	* //...
	* $result = $fooSmartLine->execute($expression);
	* $fooSmartLine->prints_all();
	* if (!$result) {
	* //Errors!
	* echo "<h3>Errors</h3>";
	* $fooSmartLine->prints_all(STDERR);
	* }
	* </code>
	*
	* @param string $expression The expression containing the command to execute
	* @return bool true if the command have been successfuly executed ; otherwise, false.
	*/
	public function execute ($expression) {
	//Does nothing if blank line
	if (!$expression) return;

	//Prepares $argv and $argc
	$argv = $this->expression2argv($expression);
	$argc = count($argv);

	//Gets command
	$command = $this->caseSensitive ? $argv[0] : strtolower($argv[0]);

	//If command doesn't exist, throws an error
	if (!array_key_exists($command, $this->commands)) {
	global $lang;
	$this->puts(sprintf($lang['InvalidCommand'], $command), STDERR);
	return false;
	}

	//Executes command, intercepting error and returns result
	set_error_handler("SmartLineHandler");
	try {
	$result = $this->commands[$command]->run($argv, $argc);
	} catch (Exception $ex) {
	$this->puts("<pre>$ex</pre>", STDERR);
	}
	restore_error_handler();
	return $result;
	}

	/**
	* Adds a message to the specified output queue.
	*
	* @param string $message the message to queue
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	*/
	public function puts ($message, $output = STDOUT) {
	//
	$_SESSION['SmartLineOutput'][$output][] = $message;
	}

	/**
	* Truncates the specified output queue.
	*
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	*/
	public function truncate ($output = STDOUT) {
	unset($_SESSION['SmartLineOutput'][$output]);
	}

	/**
	* Pops (gets and clears) the first message from the specified output queue.
	*
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	* @return string the message
	*/
	public function gets ($output = STDOUT) {
	if (count($_SESSION['SmartLineOutput'][$output] > 0))
	return array_pop($_SESSION['SmartLineOutput'][$output]);
	}

	/**
	* Gets the number of messages in the specified output queue.
	*
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	*/
	public function count ($output = STDOUT) {
	return count($_SESSION['SmartLineOutput'][$output]);
	}

	/**
	* Gets all the message from the specified output queue.
	*
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	* @param string $prefix The string to prepend each message with. It's an optionnal parameter ; if ommited, '<p>'.
	* @param string $suffix The string to append each message with. It's an optionnal parameter ; if ommited, '</p>'.
	* @return Array an array of string, each item a message from the specified output queue
	*/
	public function gets_all ($output = STDOUT, $prefix = '<p>', $suffix = '</p>') {
	$count = count($_SESSION['SmartLineOutput'][$output]);
	if ($count == 0) return;
	for ($i = 0 ; $i < $count ; $i++)
	$buffer .= $prefix . $_SESSION['SmartLineOutput'][$output][$i] . $suffix;
	unset ($_SESSION['SmartLineOutput'][$output]);
	return $buffer;
	}

	/**
	* Prints all the message from the specified output queue.
	*
	* @param int $output The output queue (common values are STDERR and STDOUT constants). It's an optionnal parameter ; if ommited, the default value will be STDOUT.
	* @param string $prefix The string to prepend each message with. It's an optionnal parameter ; if ommited, '<p>'.
	* @param string $suffix The string to append each message with. It's an optionnal parameter ; if ommited, '</p>'.
	*/
	public function prints_all ($output = STDOUT, $prefix = '<p>', $suffix = '</p>') {
	$count = count($_SESSION['SmartLineOutput'][$output]);
	if ($count == 0) return;
	for ($i = 0 ; $i < $count ; $i++)
	echo $prefix, $_SESSION['SmartLineOutput'][$output][$i], $suffix;
	unset ($_SESSION['SmartLineOutput'][$output]);
	}

	/**
	* Gets the command help
	*
	* @param string $command The command to get help from
	* @param string The command help
	*/
	public function gethelp ($command) {
	return $this->commands[$command]->help();
	}

	/**
	* Gets an an argv array from the specified expression
	*
	* @param string $expression The expression to transform into a argv array
	* @return Array An array of string, the first item the command, the others those arguments.
	*/
	private function expression2argv ($expression) {
	//Checks if expression contains "
	$pos1 = strpos($expression, '"');

	//We isolate "subexpression"
	if ($pos1 !== false) {
	$pos2 = $pos1;
	do {
	$pos2 = strpos($expression, '"', $pos2 + 1);
	} while ($pos2 !== false && ($expression[$pos2 - 1] == "\\" && $expression[$pos2 - 2] != "\\"));

	if ($pos2 === false) {
	//If final quote is missing, throws a warning and autoadds it.
	$this->puts("[Warning] Final \" missing in $expression.", STDERR);
	$argv = $this->expression2argv(substr($expression, 0, $pos1));
	$argv[] = substr($expression, $pos1 + 1);
	return $argv;
	}
	return array_merge(
	$this->expression2argv(substr($expression, 0, $pos1)),
	array(substr($expression, $pos1 + 1, $pos2 - $pos1 - 1)),
	$this->expression2argv(substr($expression, $pos2 + 1))
	);
	}

	//Standard expression (ie without ")
	$argv = array();
	$items = explode(' ', $expression);
	foreach ($items as $item) {
	$item = trim($item);
	if (!$item) {
	//blank, we ignore
	continue;
	}
	$argv[] = $item;
	}
	return $argv;
	}

	//Contains last error
	public $lastError = '';

	//If true, command isn't equal to Command
	public $caseSensitive = true;
	}

	///////////////////////////////////////////////////////////////////////////////
	// SECTION IV - STANDARD COMMANDS
	///////////////////////////////////////////////////////////////////////////////

	/*
	* These commands are availaible in all default smartlines instance
	*/

	/**
	* The standard command "showcommands"
	*
	* This command returns a list, with all the available commands
	*/
	class ShowCommandsSmartLineCommand extends SmartLineCommand {
	/**
	* Runs the command
	*
	* @param array $argv an array of string, each item a command argument
	* @param int $argc the number of arguments
	*/
	public function run ($argv, $argc) {
	$commands = array_keys($this->SmartLine->commands);
	sort($commands);
	$this->SmartLine->puts(implode(' ', $commands));
	}
	}

	/**
	* The standard command "help"
	*
	* This command prints command help.
	*
	* Help could be defined
	* in the command classes, as a return value from the help method ;
	* in the $lang['Help'] array, at the command key (e.g. $lang['Help']['quux'] for the quux command).
	*/
	class HelpSmartLineCommand extends SmartLineCommand {
	/**
	* Runs the command
	*
	* @param array $argv an array of string, each item a command argument
	* @param int $argc the number of arguments
	*/
	public function run ($argv, $argc) {
	global $lang;
	if ($argc == 1) {
	$this->SmartLine->puts($lang['DefaultHelp']);
	} elseif (!$this->SmartLine->isRegistered($argv[1])) {
	$this->SmartLine->puts(sprintf($lang['InvalidCommand'], str_replace(' ', ' ', $argv[1])), STDERR);
	} else {
	$command = strtolower($argv[1]);
	if (!$help = $this->SmartLine->gethelp($command)) {
	if (array_key_exists($command, $lang['Help'])) {
	$help = $lang['Help'][$command];
	} else {
	$help = $lang['NotYetHelpForThiscommand'];
	}
	}
	$this->SmartLine->puts($help);
	}
	}
	}

	///////////////////////////////////////////////////////////////////////////////

	?>
	\ No newline at end of file
	diff --git a/includes/cache/cache.php b/includes/cache/cache.php
	--- a/includes/cache/cache.php
	+++ b/includes/cache/cache.php
	@@ -1,91 +1,91 @@
	<?php

	/**
	* Cache calling class.
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* This file provides a calling class, which read the configuration, ensures
	* the cache class for the cache engine given in config exists and initializes
	* it.
	*
	* You'll find a sample of implementation in the CacheMemcached.
	* @see CacheMemcached
	*
	* If no caching mechanism, a "blackhole" void cache will be used.
	* @see CacheVoid.
	*
	* The class to call is determined from the following preference:
	* <code>
	* $Config['cache']['engine'] = 'memcached'; //will use CacheMemcached class.
	* </code>
	*
	* 0.1 2010-07-06 22:45 Initial version [DcK]
	*
	* @package Zed
	* @subpackage Cache
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	/**
	* Cache caller
	*/
	class Cache {
	/**
	* Gets the cache instance, initializing it if needed
	*
	* The correct cache instance to initialize will be determined from the
	* $Config['cache']['engine'] preference.
	*
	* The class cache to use will be Cache + (preference engine, capitalized)
	*
	* This method will creates an instance of the specified object,
	* calling the load static method from this object class.
	*
	* Example:
	* <code>
	* $Config['cache']['engine'] = 'quux';
	* $cache = Cache::load(); //Cache:load() will call CacheQuux:load();
	* </code>
	*
	- * @eturn Cache the cache instance, or null if nothing is cached
	+ * @return Cache the cache instance, or null if nothing is cached
	*/
	static function load () {
	global $Config;
	if (
	!array_key_exists('cache', $Config) \|\|
	!array_key_exists('engine', $Config['cache'])
	) {
	//cache is not configured or engine is not specified
	$engine = 'void';
	} else {
	//engine is specified in the configuration
	$engine = $Config['cache']['engine'];
	}

	$engine_file = 'includes/cache/' . $engine . '.php';
	$engine_class = 'Cache' . ucfirst($engine);

	if (!file_exists($engine_file)) {
	message_die(GENERAL_ERROR, "Can't initialize $engine cache engine.<br />$engine_file not found.", 'Cache');
	}

	require_once($engine_file);
	if (!class_exists($engine_class)) {
	message_die(GENERAL_ERROR, "Can't initialize $engine cache engine.<br />$engine_class class not found.", 'Cache');
	}

	return call_user_func(array($engine_class, 'load'));
	}
	}

	?>
	\ No newline at end of file
	diff --git a/includes/cache/memcached.php b/includes/cache/memcached.php
	--- a/includes/cache/memcached.php
	+++ b/includes/cache/memcached.php
	@@ -1,112 +1,112 @@
	<?php

	/**
	* Memcached cache.
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* Cache class: memcached
	*
	* 0.1 2010-07-06 22:55 Initial version [DcK]
	*
	* @package Zed
	* @subpackage Cache
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	/**
	* Memcached cache
	*
	* !!! This class uses the Memcached extension AND NOT the Memcache ext !!!!
	*
	* References:
	- * @linkhttp://www.php.net/manual/en/book/memcached.php
	- * @lnk http://memcached.org
	+ * @link http://www.php.net/manual/en/book/memcached.php
	+ * @link http://memcached.org
	*
	* This class implements a singleton pattern.
	*/
	class CacheMemcached {

	/**
	* The current cache instance
	*
	* @var CacheMemcached
	*/
	static $instance = null;

	/**
	* The Memcached object
	*
	* @var Memcached
	*/
	private $memcached = null;

	/**
	* Gets the cache instance, initializing it if needed
	*
	- * @eturn Cache the cache instance, or null if nothing is cached
	+ * @return Cache the cache instance, or null if nothing is cached
	*/
	static function load () {
	//Checks extension is okay
	if (!extension_loaded('memcached')) {
	if (extension_loaded('memcache')) {
	message_die(GENERAL_ERROR, "Can't initialize $engine cache engine.<br />PHP extension memcached not loaded.<br /><strong>!!! This class uses the Memcached extension AND NOT the Memcache extension (this one is loaded) !!!</strong>", 'Cache');
	} else {
	message_die(GENERAL_ERROR, "Can't initialize $engine cache engine.<br />PHP extension memcached not loaded.", 'Cache');
	}
	}

	//Creates the Memcached object if needed
	if (self::$instance === null) {
	global $Config;

	self::$instance = new CacheMemcached();
	self::$instance->memcached = new Memcached();
	self::$instance->memcached->addServer(
	$Config['cache']['server'],
	$Config['cache']['port']
	);
	}

	return self::$instance;
	}

	/**
	* Gets the specified key's data
	*
	* @param string $key the key to fetch
	* @return mixed the data at the specified key
	*/
	function get ($key) {
	return $this->memcached->get($key);
	}

	/**
	* Sets the specified data at the specified key
	*
	* @param string $key the key where to store the specified data
	* @param mixed $value the data to store
	*/
	function set ($key, $value) {
	return $this->memcached->set($key, $value);
	}

	/**
	* Deletes the specified key's data
	*
	* @param string $key the key to delete
	*/
	function delete ($key) {
	return $this->memcached->delete($key);
	}
	}
	?>
	\ No newline at end of file
	diff --git a/includes/cache/void.php b/includes/cache/void.php
	--- a/includes/cache/void.php
	+++ b/includes/cache/void.php
	@@ -1,81 +1,81 @@
	<?php

	/**
	* "Blackhole" void cache.
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* Cache class: void
	*
	* 0.1 2010-07-06 22:55 Initial version [DcK]
	*
	* @package Zed
	* @subpackage Cache
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	/**
	* "blackhole" void cache
	*
	* This class doesn't cache information, it'a void wrapper
	* get will always return null
	* set and delete do nothing
	*
	* It will be used by default if no cache is specified.
	*
	* This class implements a singleton pattern.
	*/
	class CacheVoid {
	/**
	* @var CacheVoid the current cache instance
	*/
	static $instance = null;

	/**
	* Gets the cache instance, initializing it if needed
	*
	- * @eturn Cache the cache instance, or null if nothing is cached
	+ * @return Cache the cache instance, or null if nothing is cached
	*/
	static function load () {
	if (self::$instance === null) {
	self::$instance = new CacheVoid();
	}

	return self::$instance;
	}

	/**
	* Gets the specified key's data
	*
	* @param string $key the key to fetch
	* @return mixed the data at the specified key
	*/
	function get ($key) {
	return null;
	}

	/**
	* Sets the specified data at the specified key
	*
	* @param string $key the key where to store the specified data
	* @param mixed $value the data to store
	*/
	function set ($key, $value) { }

	/**
	* Deletes the specified key's data
	*
	* @param string $key the key to delete
	*/
	function delete ($key) { }
	}
	?>
	\ No newline at end of file
	diff --git a/includes/objects/application.php b/includes/objects/application.php
	--- a/includes/objects/application.php
	+++ b/includes/objects/application.php
	@@ -1,177 +1,177 @@
	-<?php
	-
	-/**
	- * Application class
	- *
	- * Zed. The immensity of stars. The HyperShip. The people.
	- *
	- * (c) 2010, Dereckson, some rights reserved.
	- * Released under BSD license.
	- *
	- * 0.1 2010-02-10 02:40 Autogenerated by Pluton Scaffolding
	- * Some API bits
	- *
	- * @package Zed
	- * @subpackage Model
	- * @author S饕astien Santoro aka Dereckson <dereckson@espace-win.org>
	- * @copyright 2010 S饕astien Santoro aka Dereckson
	- * @license http://www.opensource.org/licenses/bsd-license.php BSD
	- * @version 0.1
	- * @link http://scherzo.dereckson.be/doc/zed
	- * @link http://zed.dereckson.be/
	- * @filesource
	- */
	-
	-require_once('perso.php');
	-
	-/**
	- * Application class
	- *
	- * This class maps the Application table.
	- *
	- * This class also provides methods application API helper methods, to generate
	- * an application user key or to gets the perso ID from such a key.
	- */
	-class Application {
	-
	- public $id;
	- public $code;
	- public $name;
	- public $api_key;
	- public $description;
	-
	- /**
	- * Initializes a new instance
	- *
	- * @param int $id the primary key
	- */
	- function __construct ($id = null) {
	- if ($id) {
	- $this->id = $id;
	- $this->load_from_database();
	- }
	- }
	-
	- /**
	- * Loads the object Application (ie fill the properties) from the $_POST array
	- */
	- function load_from_form () {
	- if (array_key_exists('code', $_POST)) $this->code = $_POST['code'];
	- if (array_key_exists('name', $_POST)) $this->name = $_POST['name'];
	- if (array_key_exists('api_key', $_POST)) $this->api_key = $_POST['api_key'];
	- if (array_key_exists('description', $_POST)) $this->description = $_POST['description'];
	- }
	-
	- /**
	- * Loads the object Application (ie fill the properties) from the database
	- */
	- function load_from_database () {
	- global $db;
	- $id = $db->sql_escape($this->id);
	- $sql = "SELECT * FROM applications WHERE application_id = '" . $id . "'";
	- if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query applications", '', __LINE__, __FILE__, $sql);
	- if (!$row = $db->sql_fetchrow($result)) {
	- $this->lastError = "Application unkwown: " . $this->id;
	- return false;
	- }
	- $this->code = $row['application_code'];
	- $this->name = $row['application_name'];
	- $this->api_key = $row['api_key'];
	- $this->description = $row['application_description'];
	- return true;
	- }
	-
	- /**
	- * Saves to database
	- */
	- function save_to_database () {
	- global $db;
	-
	- $id = $this->id ? "'" . $db->sql_escape($this->id) . "'" : 'NULL';
	- $code = $db->sql_escape($this->code);
	- $name = $db->sql_escape($this->name);
	- $api_key = $db->sql_escape($this->api_key);
	- $description = $db->sql_escape($this->description);
	-
	- //Updates or inserts
	- $sql = "REPLACE INTO applications (`application_id`, `application_code`, `application_name`, `api_key`, `application_description`) VALUES ($id, '$code', '$name', '$api_key', '$description')";
	- if (!$db->sql_query($sql)) {
	- message_die(SQL_ERROR, "Unable to save", '', __LINE__, __FILE__, $sql);
	- }
	-
	- if (!$id) {
	- //Gets new record id value
	- $this->id = $db->sql_nextid();
	- }
	- }
	-
	- /*
	- * ----------------------------------------------------------------------- *
	- * Application API methods
	- * ----------------------------------------------------------------------- *
	- */
	-
	- /**
	- * Loads an Application object from its API key
	- *
	- * @param string Application API key GUID
	- * @return Application the application matching the API key
	- */
	- static function from_api_key ($key) {
	- global $db;
	- $key = $db->sql_escape($key);
	- $sql = "SELECT * FROM applications WHERE api_key = '" . $key . "'";
	- if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query applications", '', __LINE__, __FILE__, $sql);
	- if (!$row = $db->sql_fetchrow($result))
	- return null;
	-
	- //Fills app information
	- $app = new Application();
	- $app->id = $row['application_id'];
	- $app->code = $row['application_code'];
	- $app->name = $row['application_name'];
	- $app->api_key = $row['api_key'];
	- $app->description = $row['application_description'];
	-
	- return $app;
	- }
	-
	- /**
	- * Gets the perso ID from an application user key
	- *
	- * @param string $userkey User application key GUID
	- * @return int the perso ID
	- */
	- function get_perso_id ($userkey) {
	- global $db;
	-
	- $id = $db->sql_escape($this->id);
	- $userkey = $db->sql_escape($userkey);
	-
	- $sql = "SELECT perso_id FROM applications_userkeys WHERE api_userkey = '$userkey' AND application_id = '$id'";
	- return $db->sql_query_express($sql);
	- }
	-
	- /**
	- * Generates a key for the specified perso and current application.
	- *
	- * @param int $perso_id The perso ID
	- * @param string $userkey User application key GUID (optionnal)
	- * @return Application User application key GUID
	- */
	- function generate_userkey ($perso_id = null, $userkey = null) {
	- global $CurrentPerso;
	-
	- //Ensures we've a key and someone to be assigned it
	- if ($userkey === null) $userkey = new_guid();
	- $perso = ($perso_id === null) ? $CurrentPerso : Perso::get($perso_id);
	-
	- //Saves key
	- $perso->set_flag('api.app.keys.' . $this->id, $userkey);
	-
	- //Returns it
	- return $userkey;
	- }
	-}
	-
	+<?php
	+
	+/**
	+ * Application class
	+ *
	+ * Zed. The immensity of stars. The HyperShip. The people.
	+ *
	+ * (c) 2010, Dereckson, some rights reserved.
	+ * Released under BSD license.
	+ *
	+ * 0.1 2010-02-10 02:40 Autogenerated by Pluton Scaffolding
	+ * Some API bits
	+ *
	+ * @package Zed
	+ * @subpackage Model
	+ * @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	+ * @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	+ * @license http://www.opensource.org/licenses/bsd-license.php BSD
	+ * @version 0.1
	+ * @link http://scherzo.dereckson.be/doc/zed
	+ * @link http://zed.dereckson.be/
	+ * @filesource
	+ */
	+
	+require_once('perso.php');
	+
	+/**
	+ * Application class
	+ *
	+ * This class maps the Application table.
	+ *
	+ * This class also provides methods application API helper methods, to generate
	+ * an application user key or to gets the perso ID from such a key.
	+ */
	+class Application {
	+
	+ public $id;
	+ public $code;
	+ public $name;
	+ public $api_key;
	+ public $description;
	+
	+ /**
	+ * Initializes a new instance
	+ *
	+ * @param int $id the primary key
	+ */
	+ function __construct ($id = null) {
	+ if ($id) {
	+ $this->id = $id;
	+ $this->load_from_database();
	+ }
	+ }
	+
	+ /**
	+ * Loads the object Application (ie fill the properties) from the $_POST array
	+ */
	+ function load_from_form () {
	+ if (array_key_exists('code', $_POST)) $this->code = $_POST['code'];
	+ if (array_key_exists('name', $_POST)) $this->name = $_POST['name'];
	+ if (array_key_exists('api_key', $_POST)) $this->api_key = $_POST['api_key'];
	+ if (array_key_exists('description', $_POST)) $this->description = $_POST['description'];
	+ }
	+
	+ /**
	+ * Loads the object Application (ie fill the properties) from the database
	+ */
	+ function load_from_database () {
	+ global $db;
	+ $id = $db->sql_escape($this->id);
	+ $sql = "SELECT * FROM applications WHERE application_id = '" . $id . "'";
	+ if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query applications", '', __LINE__, __FILE__, $sql);
	+ if (!$row = $db->sql_fetchrow($result)) {
	+ $this->lastError = "Application unkwown: " . $this->id;
	+ return false;
	+ }
	+ $this->code = $row['application_code'];
	+ $this->name = $row['application_name'];
	+ $this->api_key = $row['api_key'];
	+ $this->description = $row['application_description'];
	+ return true;
	+ }
	+
	+ /**
	+ * Saves to database
	+ */
	+ function save_to_database () {
	+ global $db;
	+
	+ $id = $this->id ? "'" . $db->sql_escape($this->id) . "'" : 'NULL';
	+ $code = $db->sql_escape($this->code);
	+ $name = $db->sql_escape($this->name);
	+ $api_key = $db->sql_escape($this->api_key);
	+ $description = $db->sql_escape($this->description);
	+
	+ //Updates or inserts
	+ $sql = "REPLACE INTO applications (`application_id`, `application_code`, `application_name`, `api_key`, `application_description`) VALUES ($id, '$code', '$name', '$api_key', '$description')";
	+ if (!$db->sql_query($sql)) {
	+ message_die(SQL_ERROR, "Unable to save", '', __LINE__, __FILE__, $sql);
	+ }
	+
	+ if (!$id) {
	+ //Gets new record id value
	+ $this->id = $db->sql_nextid();
	+ }
	+ }
	+
	+ /*
	+ * ----------------------------------------------------------------------- *
	+ * Application API methods
	+ * ----------------------------------------------------------------------- *
	+ */
	+
	+ /**
	+ * Loads an Application object from its API key
	+ *
	+ * @param string Application API key GUID
	+ * @return Application the application matching the API key
	+ */
	+ static function from_api_key ($key) {
	+ global $db;
	+ $key = $db->sql_escape($key);
	+ $sql = "SELECT * FROM applications WHERE api_key = '" . $key . "'";
	+ if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query applications", '', __LINE__, __FILE__, $sql);
	+ if (!$row = $db->sql_fetchrow($result))
	+ return null;
	+
	+ //Fills app information
	+ $app = new Application();
	+ $app->id = $row['application_id'];
	+ $app->code = $row['application_code'];
	+ $app->name = $row['application_name'];
	+ $app->api_key = $row['api_key'];
	+ $app->description = $row['application_description'];
	+
	+ return $app;
	+ }
	+
	+ /**
	+ * Gets the perso ID from an application user key
	+ *
	+ * @param string $userkey User application key GUID
	+ * @return int the perso ID
	+ */
	+ function get_perso_id ($userkey) {
	+ global $db;
	+
	+ $id = $db->sql_escape($this->id);
	+ $userkey = $db->sql_escape($userkey);
	+
	+ $sql = "SELECT perso_id FROM applications_userkeys WHERE api_userkey = '$userkey' AND application_id = '$id'";
	+ return $db->sql_query_express($sql);
	+ }
	+
	+ /**
	+ * Generates a key for the specified perso and current application.
	+ *
	+ * @param int $perso_id The perso ID
	+ * @param string $userkey User application key GUID (optionnal)
	+ * @return Application User application key GUID
	+ */
	+ function generate_userkey ($perso_id = null, $userkey = null) {
	+ global $CurrentPerso;
	+
	+ //Ensures we've a key and someone to be assigned it
	+ if ($userkey === null) $userkey = new_guid();
	+ $perso = ($perso_id === null) ? $CurrentPerso : Perso::get($perso_id);
	+
	+ //Saves key
	+ $perso->set_flag('api.app.keys.' . $this->id, $userkey);
	+
	+ //Returns it
	+ return $userkey;
	+ }
	+}
	+
	?>
	\ No newline at end of file
	diff --git a/includes/objects/perso.php b/includes/objects/perso.php
	--- a/includes/objects/perso.php
	+++ b/includes/objects/perso.php
	@@ -1,517 +1,517 @@
	<?php

	/**
	* Perso class
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	* 0.1 2010-01-27 00:39 Autogenerated by Pluton Scaffolding
	* 0.2 2010-01-29 14:39 Adding flags support
	* 0.3 2010-02-06 17:50 Adding static perso hashtable
	*
	* @package Zed
	* @subpackage Model
	* @author S饕astien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 S饕astien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	require_once("includes/geo/location.php");

	/**
	* Perso class
	*
	* This class maps the persos table.
	*
	* The class also provides methods
	* to move or locate a perso,
	* to gets and sets perso's flags and notes (tables persos_flags and persos_notes),
	* to gets user's perso or check if a perso is online,
	* to handle on select and logout events.
	*
	*/
	class Perso {

	public $id;
	public $user_id;
	public $name;
	public $nickname;
	public $race;
	public $sex;
	public $avatar;
	public $location_global;
	public $location_local;

	public $flags;

	public static $hashtable_id = array();
	public static $hashtable_name = array();

	/**
	* Initializes a new instance
	*
	* @param mixed $data perso ID or nickname
	*/
	function __construct ($data = null) {
	if ($data) {
	if (is_numeric($data)) {
	$this->id = $data;
	} else {
	$this->nickname = $data;
	}

	$this->load_from_database();
	} else {
	$this->generate_id();
	}
	}

	/**
	* Initializes a new Perso instance if needed or get already available one.
	*
	* @param mixed $data perso ID or nickname
	- * @eturn Perso the perso instance
	+ * @return Perso the perso instance
	*/
	static function get ($data = null) {
	if ($data) {
	//Checks in the hashtables if we already have loaded this instance
	if (is_numeric($data)) {
	if (array_key_exists($data, Perso::$hashtable_id)) {
	return Perso::$hashtable_id[$data];
	}
	} else {
	if (array_key_exists($data, Perso::$hashtable_name)) {
	return Perso::$hashtable_name[$data];
	}
	}
	}

	$perso = new Perso($data);
	return $perso;
	}

	/**
	* Loads the object Perso (ie fill the properties) from the $_POST array
	*/
	function load_from_form () {
	if (array_key_exists('user_id', $_POST)) $this->user_id = $_POST['user_id'];
	if (array_key_exists('name', $_POST)) $this->name = $_POST['name'];
	if (array_key_exists('nickname', $_POST)) $this->nickname = $_POST['nickname'];
	if (array_key_exists('race', $_POST)) $this->race = $_POST['race'];
	if (array_key_exists('sex', $_POST)) $this->sex = $_POST['sex'];
	if (array_key_exists('avatar', $_POST)) $this->avatar = $_POST['avatar'];
	if (array_key_exists('location_global', $_POST)) $this->location_global = $_POST['location_global'];
	if (array_key_exists('location_local', $_POST)) $this->location_local = $_POST['location_local'];
	}

	/**
	* Loads the object Perso (ie fill the properties) from the database
	*/
	function load_from_database () {
	global $db;

	//Gets perso
	$sql = "SELECT * FROM " . TABLE_PERSOS;
	if ($this->id) {
	$id = $db->sql_escape($this->id);
	$sql .= " WHERE perso_id = '" . $id . "'";
	} else {
	$nickname = $db->sql_escape($this->nickname);
	$sql .= " WHERE perso_nickname = '" . $nickname . "'";
	}
	if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query persos", '', __LINE__, __FILE__, $sql);
	if (!$row = $db->sql_fetchrow($result)) {
	$this->lastError = "Perso unkwown: " . $this->id;
	return false;
	}

	$this->id = $row['perso_id'];
	$this->user_id = $row['user_id'];
	$this->name = $row['perso_name'];
	$this->nickname = $row['perso_nickname'];
	$this->race = $row['perso_race'];
	$this->sex = $row['perso_sex'];
	$this->avatar = $row['perso_avatar'];
	$this->location_global = $row['location_global'];
	$this->location_local = $row['location_local'];

	//Gets flags
	$sql = "SELECT flag_key, flag_value FROM " . TABLE_PERSOS_FLAGS .
	" WHERE perso_id = $this->id";
	if (!$result = $db->sql_query($sql)) {
	message_die(SQL_ERROR, "Can't get flags", '', __LINE__, __FILE__, $sql);
	}
	while ($row = $db->sql_fetchrow($result)) {
	$this->flags[$row["flag_key"]] = $row["flag_value"];
	}

	//Gets location
	$this->location = new GeoLocation(
	$this->location_global,
	$this->location_local
	);

	//Puts object in hashtables
	Perso::$hashtable_id[$this->id] = $this;
	Perso::$hashtable_name[$this->nickname] = $this;

	return true;
	}

	/**
	* Saves to database
	*/
	function save_to_database () {
	global $db;

	$id = $this->id ? "'" . $db->sql_escape($this->id) . "'" : 'NULL';
	$user_id = $db->sql_escape($this->user_id);
	$name = $db->sql_escape($this->name);
	$nickname = $db->sql_escape($this->nickname);
	$race = $db->sql_escape($this->race);
	$sex = $db->sql_escape($this->sex);
	$avatar = $db->sql_escape($this->avatar);
	$location_global = $this->location_global ? "'" . $db->sql_escape($this->location_global) . "'" : 'NULL';
	$location_local = $this->location_local ? "'" . $db->sql_escape($this->location_local) . "'" : 'NULL';

	//Updates or inserts
	$sql = "REPLACE INTO " . TABLE_PERSOS . " (`perso_id`, `user_id`, `perso_name`, `perso_nickname`, `perso_race`, `perso_sex`, `perso_avatar`, `location_global`, `location_local`) VALUES ($id, '$user_id', '$name', '$nickname', '$race', '$sex', '$avatar', $location_global, $location_local)";
	if (!$db->sql_query($sql)) {
	message_die(SQL_ERROR, "Unable to save", '', __LINE__, __FILE__, $sql);
	}

	if (!$id) {
	//Gets new record id value
	$this->id = $db->sql_nextid();
	}
	}

	/**
	* Updates the specified field in the database record
	*
	* @param string $field The field to save
	*/
	function save_field ($field) {
	global $db;
	if (!$this->id) {
	message_die(GENERAL_ERROR, "You're trying to update a perso record not yet saved in the database: $field");
	}
	$id = $db->sql_escape($this->id);
	$value = $db->sql_escape($this->$field);
	$sql = "UPDATE " . TABLE_PERSOS . " SET `$field` = '$value' WHERE perso_id = '$id'";
	if (!$db->sql_query($sql)) {
	message_die(SQL_ERROR, "Unable to save $field field", '', __LINE__, __FILE__, $sql);
	}
	}

	/**
	* Gets perso location
	*
	* @return string The location names
	*/
	public function where () {
	return $this->location->__toString();
	}

	/**
	* Moves the perso to a new location
	*
	* @param string $global the global target location
	* @param string $global the local target location
	*/
	public function move_to ($global = null, $local = null) {

	//Sets global location
	if ($global != null) {
	$this->location_global = $global;
	}

	//Sets local location
	if ($local != null) {
	$this->location_local = $local;
	}

	//Updates database record
	if ($global != null && $local != null) {
	global $db;
	$perso_id = $db->sql_escape($this->id);
	$g = $db->sql_escape($this->location_global);
	$l = $db->sql_escape($this->location_local);
	$sql = "UPDATE " . TABLE_PERSOS .
	" SET location_global = '$g', location_local = '$l'" .
	" WHERE perso_id = '$perso_id'";
	if (!$db->sql_query($sql))
	message_die(SQL_ERROR, "Can't save new $global $local location.", '', __LINE__, __FILE__, $sql);
	} elseif ($global != null) {
	$this->save_field('location_global');
	} elseif ($local != null) {
	$this->save_field('location_local');
	}

	//Updates location member
	$this->location = new GeoLocation(
	$this->location_global,
	$this->location_local
	);
	}

	/**
	* Gets the specified flag value
	*
	* @param string $key flag key
	* @param mixed $defaultValue default value if the flag doesn't exist
	* @return mixed the flag value (string) or null if not existing
	*/
	public function get_flag ($key, $defaultValue = null) {
	return $this->flag_exists($key) ? $this->flags[$key] : $defaultValue;
	}

	/**
	* Determines if the specified flag exists
	*
	* @param string $key the flag key to check
	* @return boolean true if the specified flag exists ; otherwise, false.
	*/
	public function flag_exists ($key) {
	return array_key_exists($key, $this->flags);
	}

	/**
	* Sets the specified flag
	*
	* @param string $key flag key
	* @param string $value flag value (optional, default value: 1)
	*/
	public function set_flag ($key, $value = 1) {
	//Checks if flag isn't already set at this value
	if ($this->flags != null && array_key_exists($key, $this->flags) && $this->flags[$key] === $value)
	return;

	//Saves flag to database
	global $db;
	$id = $db->sql_escape($this->id);
	$key = $db->sql_escape($key);
	$value = $db->sql_escape($value);
	$sql = "REPLACE " . TABLE_PERSOS_FLAGS . " SET perso_id = '$id', flag_key = '$key', flag_value = '$value'";
	if (!$db->sql_query($sql))
	message_die(SQL_ERROR, "Can't save flag", '', __LINE__, __FILE__, $sql);

	//Sets flag in this perso instance
	$this->flags[$key] = $value;
	}

	/**
	* Deletes the specified flag
	*
	* @param string $key flag key
	*/
	public function delete_flag ($key) {
	global $db;
	if (!array_key_exists($key, $this->flags)) return;

	$id = $db->sql_escape($this->id);
	$key = $db->sql_escape($key);
	$sql = "DELETE FROM " . TABLE_PERSOS_FLAGS .
	" WHERE flag_key = '$key' AND perso_id = '$id' LIMIT 1";
	if (!$db->sql_query($sql))
	message_die(SQL_ERROR, "Can't delete flag", '', __LINE__, __FILE__, $sql);
	}

	/**
	* Ensures the current perso have the specified flag or exits.
	*
	*
	* @param string $flag the flag to assert
	* @param int $threshold value the flasg must stricly be greater than (optional, the default value is 0)
	*
	* Example:
	* <code>
	* $perso->set_flag('quux.foo', 1);
	* //The perso wants to read quux, which we allow with the flag quux.foo
	* $perso->request_flag('quux.foo'); //will be okay
	*
	* //The perso wants also to write quux, which we all allow if quux.foo = 2
	* //The threshold will so be 1, as 2 > 1
	* $perso->request_flag('quux.foo', 1); //Will exits, with a "You don't have quux.foo permission" message
	* </code>
	*/
	public function request_flag ($flag, $threshold = 0) {
	if (!array_key_exists($flag, $this->flags) \|\| $this->flags[$flag] <= $threshold) {
	message_die(HACK_ERROR, "You don't have $flag permission.", "Permissions");
	}
	}

	/**
	* Gets the specified note
	*
	* @param string $code the note code
	* @return string the note content
	*/
	public function get_note ($code) {
	global $db;
	$id = $db->sql_escape($this->id);
	$code = $db->sql_escape($code);
	$sql = "SELECT note_text FROM " . TABLE_PERSOS_NOTES . " WHERE perso_id = '$id' AND note_code LIKE '$code'";
	return $db->sql_query_express($sql);
	}

	/**
	* Sets the specified note
	*
	* @param string $code the note code
	* @param string $text the note content
	*/
	public function set_note ($code, $text) {
	global $db;
	$id = $db->sql_escape($this->id);
	$code = $db->sql_escape($code);
	$text = $db->sql_escape($text);
	$sql = "REPLACE INTO " . TABLE_PERSOS_NOTES . " (perso_id, note_code, note_text) VALUES ('$id', '$code', '$text')";
	if (!$db->sql_query($sql))
	message_die(SQL_ERROR, "Can't save note", '', __LINE__, __FILE__, $sql);
	}

	/**
	* Counts the amount of notes the perso have saved
	*
	* @return int the amount of notes assigned to the this perso
	*/
	public function count_notes () {
	global $db;
	$id = $db->sql_escape($this->id);
	$sql = "SELECT COUNT(*) FROM " . TABLE_PERSOS_NOTES . " WHERE perso_id = '$id'";
	return $db->sql_query_express($sql);
	}

	/*
	* Determines if the specified ID is available
	*
	* @param integer $id The perso ID to check
	* @return boolean true if the specified ID is available ; otherwise, false
	*/
	public static function is_available_id ($id) {
	global $db;

	$sql = "SELECT COUNT(*) FROM " . TABLE_PERSOS . " WHERE perso_id = $id LOCK IN SHARE MODE";
	if (!$result = $db->sql_query($sql)) {
	message_die(SQL_ERROR, "Can't access users table", '', __LINE__, __FILE__, $sql);
	}
	$row = $db->sql_fetchrow($result);
	return ($row[0] == 0);
	}

	/**
	* Generates a unique ID for the current object
	*/
	private function generate_id () {
	do {
	$this->id = rand(2001, 5999);
	} while (!Perso::is_available_id($this->id));
	}

	/**
	* Checks if the nickname is available
	*
	* @param string $nickname the nickname to check
	*/
	public static function is_available_nickname ($nickname) {
	global $db;
	$nickname = $db->sql_escape($nickname);
	$sql = "SELECT COUNT(*) FROM " . TABLE_PERSOS . " WHERE perso_nickname LIKE '$nickname' LOCK IN SHARE MODE;";
	if (!$result = $db->sql_query($sql)) {
	message_die(SQL_ERROR, "Utilisateurs non parsable", '', __LINE__, __FILE__, $sql);
	}
	$row = $db->sql_fetchrow($result);
	return ($row[0] == 0);
	}

	/**
	* Counts the perso a user have
	*
	* @param int user_id the user ID
	* @return the user's perso count
	*/
	public static function get_persos_count ($user_id) {
	global $db;
	$sql = "SELECT COUNT(*) FROM " . TABLE_PERSOS . " WHERE user_id = $user_id";
	return $db->sql_query_express($sql);

	}

	/**
	* Gets an array with all the perso of the specified user
	*
	* @param int $user_id the user ID
	*/
	public static function get_persos ($user_id) {
	global $db;
	$user_id = $db->sql_escape($user_id);
	$sql = "SELECT perso_id FROM " . TABLE_PERSOS . " WHERE user_id = $user_id";
	if (!$result = $db->sql_query($sql)) {
	message_die(SQL_ERROR, "Can't get persos", '', __LINE__, __FILE__, $sql);
	}

	while ($row = $db->sql_fetchrow($result)) {
	$persos[] = Perso::get($row[perso_id]);
	}
	return $persos;
	}

	/**
	* Gets the first perso a user have
	* (typically to be used when get_persos_count returns 1 to autoselect)
	*
	* @param int user_id the user ID
	*/
	public static function get_first_perso ($user_id) {
	global $db;
	$sql = "SELECT perso_id FROM " . TABLE_PERSOS ." WHERE user_id = $user_id LIMIT 1";
	if ($perso_id = $db->sql_query_express($sql)) {
	return new Perso($perso_id);
	}
	}

	/**
	* Determines wheter the perso is online
	*
	* @return bool true if the perso is online ; otherwise, false.
	*/
	public function is_online () {
	global $db;
	$id = $db->sql_escape($this->id);
	$sql = "SELECT MAX(online) FROM " . TABLE_SESSIONS ." WHERE perso_id = $id";
	if (!$result = $db->sql_query($sql)) {
	message_die(SQL_ERROR, "Unable to query the table", '', __LINE__, __FILE__, $sql);
	}
	$row = $db->sql_fetchrow($result);
	return ($row[0] == 1);
	}

	/**
	* This event method is called when the user selects a new perso
	*/
	public function on_select () {
	//Session
	set_info('perso_id', $this->id);
	$this->set_flag("site.lastlogin", $_SERVER['REQUEST_TIME']);
	define("PersoSelected", true);
	}

	/**
	* This event method is called when the user logs off its account or perso
	*/
	public function on_logout () {
	//Clears perso information in $_SESSION and session table
	set_info('perso_id', null);
	clean_session();
	}
	}

	?>
	\ No newline at end of file
	diff --git a/includes/objects/ship.php b/includes/objects/ship.php
	--- a/includes/objects/ship.php
	+++ b/includes/objects/ship.php
	@@ -1,321 +1,321 @@
	-<?php
	-
	-/**
	- * Ship class
	- *
	- * Zed. The immensity of stars. The HyperShip. The people.
	- *
	- * (c) 2010, Dereckson, some rights reserved.
	- * Released under BSD license.
	- *
	- * 0.1 2010-02-05 18:51 Autogenerated by Pluton Scaffolding
	- * 0.2 2010-02-06 17:30 Ship API
	- *
	- * @package Zed
	- * @subpackage Model
	- * @author S饕astien Santoro aka Dereckson <dereckson@espace-win.org>
	- * @copyright 2010 S饕astien Santoro aka Dereckson
	- * @license http://www.opensource.org/licenses/bsd-license.php BSD
	- * @version 0.1
	- * @link http://scherzo.dereckson.be/doc/zed
	- * @link http://zed.dereckson.be/
	- * @filesource
	- */
	-
	-require_once("perso.php");
	-require_once("includes/geo/location.php");
	-
	-/**
	- * Ship class
	- *
	- * This class maps the ship table.
	- *
	- * It also provides helper methods to handle landing and fly out,
	- * or locate the ship.
	- *
	- * The class also provides methods for the ship API.
	- */
	-class Ship {
	-
	- /*
	- * ----------------------------------------------------------------------- *
	- * Ship class definition
	- * ----------------------------------------------------------------------- *
	- */
	-
	- public $id;
	- public $name;
	- public $location_global;
	- public $location_local;
	- public $api_key;
	- public $description;
	-
	- private static $hashtable = array();
	-
	- /**
	- * Initializes a new instance
	- *
	- * @param int $id the primary key
	- */
	- function __construct ($id = null) {
	- if ($id) {
	- if (preg_match("/^S[0-9]{5}$/", $id)) {
	- $id = substr($id, 1);
	- }
	-
	- $this->id = $id;
	- $this->load_from_database();
	- }
	- }
	-
	- /**
	- * Initializes a new Ship instance if needed or gets already available one.
	- *
	- * @param mixed $data ship ID
	- * @eturn Ship the ship instance
	- */
	- static function get ($data = null) {
	- if ($data !== null) {
	- //Checks in the hashtable if we already have loaded this instance
	- if (array_key_exists($data, self::$hashtable)) {
	- return self::$hashtable[$data];
	- }
	- }
	-
	- $ship = new Ship($data);
	- return $ship;
	- }
	-
	- /**
	- * Loads the object Ship (ie fill the properties) from the $_POST array
	- */
	- function load_from_form () {
	- if (array_key_exists('name', $_POST)) $this->name = $_POST['name'];
	- if (array_key_exists('location_global', $_POST)) $this->location = $_POST['location_global'];
	- if (array_key_exists('location_local', $_POST)) $this->location = $_POST['location_local'];
	- if (array_key_exists('api_key', $_POST)) $this->api_key = $_POST['api_key'];
	- if (array_key_exists('description', $_POST)) $this->description = $_POST['description'];
	- }
	-
	- /**
	- * Loads the object Ship (ie fill the properties) from the database
	- */
	- function load_from_database () {
	- global $db;
	- $id = $db->sql_escape($this->id);
	- $sql = "SELECT * FROM ships WHERE ship_id = '" . $id . "'";
	- if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query Ships", '', __LINE__, __FILE__, $sql);
	- if (!$row = $db->sql_fetchrow($result)) {
	- $this->lastError = "Ship unkwown: " . $this->id;
	- return false;
	- }
	- $this->name = $row['ship_name'];
	- $this->location_global = $row['location_global'];
	- $this->location_local = $row['location_local'];
	- $this->api_key = $row['api_key'];
	- $this->description = $row['ship_description'];
	-
	-
	- //Puts object in hashtables
	- self::$hashtable[$this->id] = $this;
	-
	- return true;
	- }
	-
	- /**
	- * Saves to database
	- */
	- function save_to_database () {
	- global $db;
	-
	- $id = $this->id ? "'" . $db->sql_escape($this->id) . "'" : 'NULL';
	- $name = $db->sql_escape($this->name);
	- $location_global = $db->sql_escape($this->location_global);
	- $location_local = $db->sql_escape($this->location_local);
	- $api_key = $db->sql_escape($this->api_key);
	- $description = $db->sql_escape($this->description);
	-
	- //Updates or inserts
	- $sql = "REPLACE INTO ships (`ship_id`, `ship_name`, `location_global`, `location_local`, `api_key`, `ship_description`) VALUES ($id, '$name', '$location_global', '$location_location', '$api_key', '$description')";
	- if (!$db->sql_query($sql)) {
	- message_die(SQL_ERROR, "Unable to save", '', __LINE__, __FILE__, $sql);
	- }
	-
	- if (!$id) {
	- //Gets new record id value
	- $this->id = $db->sql_nextid();
	- }
	- }
	-
	- /**
	- * Gets the ship code, as a string representation of the instance.
	- *
	- * @return the ship's code
	- */
	- function __toString () {
	- return $this->get_code();
	- }
	-
	- /**
	- * Get ships at specified location
	- *
	- * @param string $location_global global location
	- * @param string $location_local local location
	- * @return array An array of Ship items, each one a ship at the specified location
	- */
	- static function get_ships_at ($location_global, $location_local = null) {
	- global $db;
	-
	- //Gets ships
	- $sql = "SELECT ship_id, location_global, location_local FROM " . TABLE_SHIPS . " WHERE location_global IS NOT NULL";
	- if (!$result = $db->sql_query($sql)) {
	- message_die(SQL_ERROR, "Can't get ships", '', __LINE__, __FILE__, $sql);
	- }
	- $ships = array();
	- $location = new GeoLocation($location_global, $location_local);
	- while ($row = $db->sql_fetchrow($result)) {
	- $shipLocation = new GeoLocation($row['location_global'], $row['location_local']);
	- if ($location->equals($shipLocation)) {
	- $ships[] = self::get($row['ship_id']);
	- }
	- }
	- return $ships;
	- }
	-
	- /*
	- * ----------------------------------------------------------------------- *
	- * Helper methods
	- * ----------------------------------------------------------------------- *
	- */
	-
	- /**
	- * Gets ship code, e.g. S00001
	- *
	- * @return string the ship code
	- */
	- function get_code () {
	- return sprintf("S%05d", $this->id);
	- }
	-
	- /**
	- * Determines if the ship is at a spatioport (or assimilated)
	- *
	- * @return bool true if the ship is at a spatioport ; false if the ship is in space
	- */
	- function in_spatioport () {
	- return $this->location_local !== null;
	- }
	-
	- /**
	- * Flies in the sip
	- *
	- * @param string $location_local the spatioport location
	- *
	- * @todo Completes location global e.g. B00001 -> B00001003
	- */
	- function fly_in ($location_local = null) {
	- $this->location_local = ($location_local == null) ? 0 : $location_local;
	- }
	-
	- /**
	- * Flies out.
	- */
	- function fly_out () {
	- $this->location_local = null;
	- }
	-
	- /*
	- * ----------------------------------------------------------------------- *
	- * Ship API methods
	- * ----------------------------------------------------------------------- *
	- */
	-
	- /**
	- * Requests the specified perso to authenticate to this ship
	- *
	- * @param mixed $perso_data the perso id or name
	- */
	- function request_perso_authenticate ($perso_data) {
	- $perso = Perso::get($perso_data);
	- $flag = sprintf("request.api.ship.auth.%s", $this->get_code());
	- $perso->set_flag($flag);
	- $perso->set_flag("site.requests");
	- }
	-
	- /**
	- * Determines if a perso is authenticated to this ship
	- *
	- * @param mixed $perso_data the perso id or name
	- * @return boolean true if the specified perso name is authenticated to this ship ; otherwise, false.
	- */
	- function is_perso_authenticated ($perso_data) {
	- $flag = sprintf("api.ship.auth.%s", $this->get_code());
	- return Perso::get($perso_data)->flags[$flag] == 1;
	- }
	-
	- /**
	- * Requests the specified perso to confirm the ship API session
	- *
	- * @param string $session_id a session ID provided by calling application
	- * @param mixed $perso_data the perso id or name
	- */
	- function request_perso_confirm_session ($session_id, $perso_data) {
	- $perso = Perso::get($perso_data);
	- $flag = sprintf("request.api.ship.session.%s.%s", $this->get_code(), $session_id);
	- $perso->set_flag($flag);
	- $perso->set_flag("site.requests");
	- }
	-
	- /**
	- * Cleans ship API temporary sessions
	- */
	- static function clean_ship_sessions () {
	- //Cleans old sessions
	- global $db;
	- $sql = "DELETE FROM " . TABLE_REGISTRY . " WHERE registry_key LIKE 'api.ship.session.%' AND registry_updated < NOW() - 7200";
	- if (!$db->sql_query($sql))
	- message_die(SQL_ERROR, "Can't delete old ship API sessions", '', __LINE__, __FILE__, $sql);
	- }
	-
	- /**
	- * Gets perso id from specified session
	- *
	- * @param string $session_id a session ID provided by calling application
	- * @return mixed the session
	- */
	- function get_perso_from_session ($session_id) {
	- //Cleands old session
	- self::clean_ship_sessions();
	-
	- //Reads api.ship.session.S00001.$session_id
	- //This registry key contains perso_id if it exists and valid
	- $key = sprintf("api.ship.session.%s.%s", $this->get_code(), $session_id);
	- return registry_get($key);
	- }
	-
	- /**
	- * Loads a Ship object from its API key
	- *
	- * @param string $key API key GUID
	- * @return Ship the ship matching the API key
	- */
	- static function from_api_key ($key) {
	- global $db;
	- $key = $db->sql_escape($key);
	- $sql = "SELECT * FROM ships WHERE api_key = '" . $key . "'";
	- if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query ships", '', __LINE__, __FILE__, $sql);
	- if (!$row = $db->sql_fetchrow($result))
	- return null;
	-
	- //Fills ship information
	- $ship = new Ship();
	- $ship->id = $row['ship_id'];
	- $ship->name = $row['ship_name'];
	- $ship->location = $row['ship_location'];
	- $ship->api_key = $row['api_key'];
	- $ship->description = $row['ship_description'];
	- return $ship;
	- }
	-}
	-
	-?>
	+<?php
	+
	+/**
	+ * Ship class
	+ *
	+ * Zed. The immensity of stars. The HyperShip. The people.
	+ *
	+ * (c) 2010, Dereckson, some rights reserved.
	+ * Released under BSD license.
	+ *
	+ * 0.1 2010-02-05 18:51 Autogenerated by Pluton Scaffolding
	+ * 0.2 2010-02-06 17:30 Ship API
	+ *
	+ * @package Zed
	+ * @subpackage Model
	+ * @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	+ * @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	+ * @license http://www.opensource.org/licenses/bsd-license.php BSD
	+ * @version 0.1
	+ * @link http://scherzo.dereckson.be/doc/zed
	+ * @link http://zed.dereckson.be/
	+ * @filesource
	+ */
	+
	+require_once("perso.php");
	+require_once("includes/geo/location.php");
	+
	+/**
	+ * Ship class
	+ *
	+ * This class maps the ship table.
	+ *
	+ * It also provides helper methods to handle landing and fly out,
	+ * or locate the ship.
	+ *
	+ * The class also provides methods for the ship API.
	+ */
	+class Ship {
	+
	+ /*
	+ * ----------------------------------------------------------------------- *
	+ * Ship class definition
	+ * ----------------------------------------------------------------------- *
	+ */
	+
	+ public $id;
	+ public $name;
	+ public $location_global;
	+ public $location_local;
	+ public $api_key;
	+ public $description;
	+
	+ private static $hashtable = array();
	+
	+ /**
	+ * Initializes a new instance
	+ *
	+ * @param int $id the primary key
	+ */
	+ function __construct ($id = null) {
	+ if ($id) {
	+ if (preg_match("/^S[0-9]{5}$/", $id)) {
	+ $id = substr($id, 1);
	+ }
	+
	+ $this->id = $id;
	+ $this->load_from_database();
	+ }
	+ }
	+
	+ /**
	+ * Initializes a new Ship instance if needed or gets already available one.
	+ *
	+ * @param mixed $data ship ID
	+ * @return Ship the ship instance
	+ */
	+ static function get ($data = null) {
	+ if ($data !== null) {
	+ //Checks in the hashtable if we already have loaded this instance
	+ if (array_key_exists($data, self::$hashtable)) {
	+ return self::$hashtable[$data];
	+ }
	+ }
	+
	+ $ship = new Ship($data);
	+ return $ship;
	+ }
	+
	+ /**
	+ * Loads the object Ship (ie fill the properties) from the $_POST array
	+ */
	+ function load_from_form () {
	+ if (array_key_exists('name', $_POST)) $this->name = $_POST['name'];
	+ if (array_key_exists('location_global', $_POST)) $this->location = $_POST['location_global'];
	+ if (array_key_exists('location_local', $_POST)) $this->location = $_POST['location_local'];
	+ if (array_key_exists('api_key', $_POST)) $this->api_key = $_POST['api_key'];
	+ if (array_key_exists('description', $_POST)) $this->description = $_POST['description'];
	+ }
	+
	+ /**
	+ * Loads the object Ship (ie fill the properties) from the database
	+ */
	+ function load_from_database () {
	+ global $db;
	+ $id = $db->sql_escape($this->id);
	+ $sql = "SELECT * FROM ships WHERE ship_id = '" . $id . "'";
	+ if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query Ships", '', __LINE__, __FILE__, $sql);
	+ if (!$row = $db->sql_fetchrow($result)) {
	+ $this->lastError = "Ship unkwown: " . $this->id;
	+ return false;
	+ }
	+ $this->name = $row['ship_name'];
	+ $this->location_global = $row['location_global'];
	+ $this->location_local = $row['location_local'];
	+ $this->api_key = $row['api_key'];
	+ $this->description = $row['ship_description'];
	+
	+
	+ //Puts object in hashtables
	+ self::$hashtable[$this->id] = $this;
	+
	+ return true;
	+ }
	+
	+ /**
	+ * Saves to database
	+ */
	+ function save_to_database () {
	+ global $db;
	+
	+ $id = $this->id ? "'" . $db->sql_escape($this->id) . "'" : 'NULL';
	+ $name = $db->sql_escape($this->name);
	+ $location_global = $db->sql_escape($this->location_global);
	+ $location_local = $db->sql_escape($this->location_local);
	+ $api_key = $db->sql_escape($this->api_key);
	+ $description = $db->sql_escape($this->description);
	+
	+ //Updates or inserts
	+ $sql = "REPLACE INTO ships (`ship_id`, `ship_name`, `location_global`, `location_local`, `api_key`, `ship_description`) VALUES ($id, '$name', '$location_global', '$location_location', '$api_key', '$description')";
	+ if (!$db->sql_query($sql)) {
	+ message_die(SQL_ERROR, "Unable to save", '', __LINE__, __FILE__, $sql);
	+ }
	+
	+ if (!$id) {
	+ //Gets new record id value
	+ $this->id = $db->sql_nextid();
	+ }
	+ }
	+
	+ /**
	+ * Gets the ship code, as a string representation of the instance.
	+ *
	+ * @return the ship's code
	+ */
	+ function __toString () {
	+ return $this->get_code();
	+ }
	+
	+ /**
	+ * Get ships at specified location
	+ *
	+ * @param string $location_global global location
	+ * @param string $location_local local location
	+ * @return array An array of Ship items, each one a ship at the specified location
	+ */
	+ static function get_ships_at ($location_global, $location_local = null) {
	+ global $db;
	+
	+ //Gets ships
	+ $sql = "SELECT ship_id, location_global, location_local FROM " . TABLE_SHIPS . " WHERE location_global IS NOT NULL";
	+ if (!$result = $db->sql_query($sql)) {
	+ message_die(SQL_ERROR, "Can't get ships", '', __LINE__, __FILE__, $sql);
	+ }
	+ $ships = array();
	+ $location = new GeoLocation($location_global, $location_local);
	+ while ($row = $db->sql_fetchrow($result)) {
	+ $shipLocation = new GeoLocation($row['location_global'], $row['location_local']);
	+ if ($location->equals($shipLocation)) {
	+ $ships[] = self::get($row['ship_id']);
	+ }
	+ }
	+ return $ships;
	+ }
	+
	+ /*
	+ * ----------------------------------------------------------------------- *
	+ * Helper methods
	+ * ----------------------------------------------------------------------- *
	+ */
	+
	+ /**
	+ * Gets ship code, e.g. S00001
	+ *
	+ * @return string the ship code
	+ */
	+ function get_code () {
	+ return sprintf("S%05d", $this->id);
	+ }
	+
	+ /**
	+ * Determines if the ship is at a spatioport (or assimilated)
	+ *
	+ * @return bool true if the ship is at a spatioport ; false if the ship is in space
	+ */
	+ function in_spatioport () {
	+ return $this->location_local !== null;
	+ }
	+
	+ /**
	+ * Flies in the sip
	+ *
	+ * @param string $location_local the spatioport location
	+ *
	+ * @todo Completes location global e.g. B00001 -> B00001003
	+ */
	+ function fly_in ($location_local = null) {
	+ $this->location_local = ($location_local == null) ? 0 : $location_local;
	+ }
	+
	+ /**
	+ * Flies out.
	+ */
	+ function fly_out () {
	+ $this->location_local = null;
	+ }
	+
	+ /*
	+ * ----------------------------------------------------------------------- *
	+ * Ship API methods
	+ * ----------------------------------------------------------------------- *
	+ */
	+
	+ /**
	+ * Requests the specified perso to authenticate to this ship
	+ *
	+ * @param mixed $perso_data the perso id or name
	+ */
	+ function request_perso_authenticate ($perso_data) {
	+ $perso = Perso::get($perso_data);
	+ $flag = sprintf("request.api.ship.auth.%s", $this->get_code());
	+ $perso->set_flag($flag);
	+ $perso->set_flag("site.requests");
	+ }
	+
	+ /**
	+ * Determines if a perso is authenticated to this ship
	+ *
	+ * @param mixed $perso_data the perso id or name
	+ * @return boolean true if the specified perso name is authenticated to this ship ; otherwise, false.
	+ */
	+ function is_perso_authenticated ($perso_data) {
	+ $flag = sprintf("api.ship.auth.%s", $this->get_code());
	+ return Perso::get($perso_data)->flags[$flag] == 1;
	+ }
	+
	+ /**
	+ * Requests the specified perso to confirm the ship API session
	+ *
	+ * @param string $session_id a session ID provided by calling application
	+ * @param mixed $perso_data the perso id or name
	+ */
	+ function request_perso_confirm_session ($session_id, $perso_data) {
	+ $perso = Perso::get($perso_data);
	+ $flag = sprintf("request.api.ship.session.%s.%s", $this->get_code(), $session_id);
	+ $perso->set_flag($flag);
	+ $perso->set_flag("site.requests");
	+ }
	+
	+ /**
	+ * Cleans ship API temporary sessions
	+ */
	+ static function clean_ship_sessions () {
	+ //Cleans old sessions
	+ global $db;
	+ $sql = "DELETE FROM " . TABLE_REGISTRY . " WHERE registry_key LIKE 'api.ship.session.%' AND registry_updated < NOW() - 7200";
	+ if (!$db->sql_query($sql))
	+ message_die(SQL_ERROR, "Can't delete old ship API sessions", '', __LINE__, __FILE__, $sql);
	+ }
	+
	+ /**
	+ * Gets perso id from specified session
	+ *
	+ * @param string $session_id a session ID provided by calling application
	+ * @return mixed the session
	+ */
	+ function get_perso_from_session ($session_id) {
	+ //Cleands old session
	+ self::clean_ship_sessions();
	+
	+ //Reads api.ship.session.S00001.$session_id
	+ //This registry key contains perso_id if it exists and valid
	+ $key = sprintf("api.ship.session.%s.%s", $this->get_code(), $session_id);
	+ return registry_get($key);
	+ }
	+
	+ /**
	+ * Loads a Ship object from its API key
	+ *
	+ * @param string $key API key GUID
	+ * @return Ship the ship matching the API key
	+ */
	+ static function from_api_key ($key) {
	+ global $db;
	+ $key = $db->sql_escape($key);
	+ $sql = "SELECT * FROM ships WHERE api_key = '" . $key . "'";
	+ if ( !($result = $db->sql_query($sql)) ) message_die(SQL_ERROR, "Unable to query ships", '', __LINE__, __FILE__, $sql);
	+ if (!$row = $db->sql_fetchrow($result))
	+ return null;
	+
	+ //Fills ship information
	+ $ship = new Ship();
	+ $ship->id = $row['ship_id'];
	+ $ship->name = $row['ship_name'];
	+ $ship->location = $row['ship_location'];
	+ $ship->api_key = $row['api_key'];
	+ $ship->description = $row['ship_description'];
	+ return $ship;
	+ }
	+}
	+
	+?>
	diff --git a/includes/story/choice.php b/includes/story/choice.php
	--- a/includes/story/choice.php
	+++ b/includes/story/choice.php
	@@ -1,107 +1,110 @@
	<?php

	/**
	* Story choice.
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	+ *
	+ * @package Zed
	+ * @subpackage Story
	+ * @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	+ * @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	+ * @license http://www.opensource.org/licenses/bsd-license.php BSD
	+ * @version 0.1
	+ * @link http://scherzo.dereckson.be/doc/zed
	+ * @link http://zed.dereckson.be/
	+ * @filesource
	+ */
	+
	+/**
	+ * Story choice class
	*
	* This class is a PHP mapping from the Story XML format's <choice> tag.
	*
	* <code>
	* $xml = "<choice goto=\"city.entry\">Descendre vers le centre ville</choice>";
	* $parser = new SimpleXmlElement($xml);
	* $choice = StoryChoice::from_xml($parser);
	*
	* echo $choice->text; //That will output Descendre vers le centre ville
	* echo $choice->goto; //That will output city.entry
	* echo $choice->guid; //That will output any guid generated for this instance
	*
	* $thesamechoice = StoryChoice::from_xml($parser);
	* echo $thesamechoice->guid; //That will ouput another guid
	* </code>
	- *
	- * @package Zed
	- * @subpackage Story
	- * @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	- * @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	- * @license http://www.opensource.org/licenses/bsd-license.php BSD
	- * @version 0.1
	- * @link http://scherzo.dereckson.be/doc/zed
	- * @link http://zed.dereckson.be/
	- * @filesource
	*/
	-
	class StoryChoice {
	/**
	* The section key this choices links to
	*
	* @var string
	*/
	public $goto;

	/**
	* The choice text
	*
	* @var string
	*/
	public $text;

	/**
	* The choice GUID
	*
	* It will be automatically generated by the constructor, and so is an
	* ephemere data for this StoryChoice instance.
	*
	* @see new_guid
	*
	* @var string
	*/
	public $guid;

	/**
	* Constructor
	*/
	function __construct () {
	//The guid allows to build temporary URLs to get to right choice
	$this->guid = new_guid();
	}

	/**
	* Gets the story text as a string representation of the class
	*
	* @return string The story text
	*/
	function __toString () {
	return $this->text;
	}

	/**
	* Initializes a new instance of StoryChoice class from a XML element
	*
	* @param SimpleXMLElement the xml element to parse
	* @return StoryChoice the story choice class
	*/
	static function from_xml ($xml) {
	$choice = new StoryChoice();

	//Parses attribute
	foreach ($xml->attributes() as $key => $value) {
	switch ($key) {
	case 'goto':
	$choice->$key = (string)$value;
	break;

	default:
	message_die(GENERAL_ERROR, "Unknown attribute: $key = \"$value\"", "Story error");
	}
	}

	//Parses content
	$choice->text = (string)$xml;

	return $choice;
	}
	}
	\ No newline at end of file
	diff --git a/includes/story/hook.php b/includes/story/hook.php
	--- a/includes/story/hook.php
	+++ b/includes/story/hook.php
	@@ -1,100 +1,101 @@
	<?php
	/**
	* Story hook class
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	- * This class allows to hook PHP code to a textual story.
	- *
	- * It allows the story to be completed by site elements.
	- *
	- * @example hook_demo.php for a class implementation example
	- *
	* @package Zed
	* @subpackage Story
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	/**
	* Story hook class
	+ *
	+ * This class allows to hook PHP code to a textual story.
	+ *
	+ * It allows the story to be completed by site elements.
	+ *
	+ * For a class implementation example:
	+ * @see DemoStoryHook
	*/
	abstract class StoryHook {
	/**
	* The current story
	*
	* @var Story
	*/
	public $story;

	/*
	* The current story section
	*
	* @var StorySection
	*/
	public $section;

	/**
	* The character involved in the story
	*
	* @var Perso
	*/
	public $perso;

	/**
	* Constructor
	*
	* @param Story $story The story including this hook
	* @param StorySection $section The section including this hook
	*/
	function __construct ($story, $section) {
	$this->story = $story;
	$this->section = $section;
	$this->perso = $GLOBALS['CurrentPerso'];

	$this->initialize();
	}

	/**
	* Initializes hook. Called after constructor.
	*/
	abstract function initialize ();

	/**
	* Gets choices extra links
	*
	* @param Array $links the hooks links array
	*/
	function get_choices_links (&$links) {}

	/**
	* Updates description
	*
	* @param string the description text (from section and previous hooks)
	*/
	function update_description (&$description) {}

	/**
	* Adds HTML code AT THE END of the story content block
	*
	* @return string HTML code to print
	*/
	function add_content () {}

	/**
	* Adds HTML code AFTER the content block
	*
	* @return string HTML code to print
	*/
	function add_html () {}
	}

	?>
	\ No newline at end of file
	diff --git a/includes/story/section.php b/includes/story/section.php
	--- a/includes/story/section.php
	+++ b/includes/story/section.php
	@@ -1,160 +1,160 @@
	<?php

	/**
	* Story section class
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	*
	- * This class is a PHP mapping from the Story XML format's <section> tag.
	- *
	- * This class also a method to get the section where a specific choice links to.
	- *
	* @package Zed
	* @subpackage Story
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	require_once('choice.php');
	require_once('hook.php');

	/**
	* Story section class
	+ *
	+ * This class is a PHP mapping from the Story XML format's <section> tag.
	+ *
	+ * This class also a method to get the section where a specific choice links to.
	*/
	class StorySection {
	/**
	* The section ID
	*
	* @var string
	*/
	public $id;

	/**
	* The section title
	*
	* @var string
	*/
	public $title;

	/**
	* The section description
	*
	* @var string
	*/
	public $description;

	/**
	* @var string the local location
	*/
	public $location_local;

	/**
	* @var Array the section choices (array of StoryChoice items)
	*/
	public $choices = array();

	/*
	* @var Array the section hooks (array of StoryHook items)
	*/
	public $hooks = array();

	/**
	* @var boolean if true, it's the story start ; otherwise, false;
	*/
	public $start;

	/**
	* @var Story the story calling the section
	*/
	public $story;

	/**
	* Initializes a new instance of StorySection class
	*/
	function __construct ($id, $story = null) {
	$this->id = $id;
	if ($story !== null) {
	$this->story = $story;
	}
	}

	/**
	* Gets choice from specified guid
	*
	* @return StoryChoice the wanted choice, or null if it doesn't exist
	*/
	function get_choice ($guid) {
	foreach ($this->choices as $choice) {
	if ($choice->guid == $guid)
	return $choice;
	}

	return null;
	}

	/**
	* Initializes a story section from an SimpleXMLElement XML fragment
	*
	* @param SimpleXMLElement $xml the XML fragment
	* @param Story $story the calling story
	* @return StorySection the section instance
	*/
	static function from_xml ($xml, $story = null) {
	//Reads attributes
	$id = '';
	$start = false;
	foreach ($xml->attributes() as $key => $value) {
	switch ($key) {
	case 'start':
	if ($value) $start = true;
	break;

	case 'id':
	$id = (string)$value;
	break;

	default:
	message_die(GENERAL_ERROR, "Unknown attribute: $key = \"$value\"", "Story error");
	}
	}

	if (!$id) {
	message_die(GENERAL_ERROR, "Section without id. Please add id='' in <section> tag", "Story error");
	}

	$section = new StorySection($id, $story);
	$section->title = (string)$xml->title;
	$section->description = (string)$xml->description;
	$section->location_local = (string)$xml->local;
	$section->start = $start;

	//Adds choices
	if ($xml->choices) {
	foreach ($xml->choices->choice as $choice) {
	$section->choices[] = StoryChoice::from_xml($choice);
	}
	}

	//Adds hooks
	if ($xml->hooks) {
	foreach ($xml->hooks->hook as $hook) {
	//<hook type="spatioport" /> will assign 'spatioport' to $hook;
	$hook = (string)$hook->attributes()->type;
	require_once("hook_$hook.php");
	$section->hooks[] = new $class($section->story, $section);
	}
	}

	return $section;
	}
	}

	?>
	diff --git a/includes/story/story.php b/includes/story/story.php
	--- a/includes/story/story.php
	+++ b/includes/story/story.php
	@@ -1,133 +1,133 @@
	<?php

	/**
	* Story class
	*
	* Zed. The immensity of stars. The HyperShip. The people.
	*
	* (c) 2010, Dereckson, some rights reserved.
	* Released under BSD license.
	- *
	- * This class is a PHP mapping from the Story XML format.
	- *
	- * This class also provides a collection of helper methods to explore the story.
	*
	* @package Zed
	* @subpackage Story
	* @author Sﾃｩbastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @copyright 2010 Sﾃｩbastien Santoro aka Dereckson
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @version 0.1
	* @link http://scherzo.dereckson.be/doc/zed
	* @link http://zed.dereckson.be/
	* @filesource
	*/

	/**
	* Story class
	+ *
	+ * This class is a PHP mapping from the Story XML format.
	+ *
	+ * This class also provides a collection of helper methods to explore the story.
	*/
	class Story {
	/**
	* The file path
	*
	* @var string
	*/
	public $file;

	/**
	* The story title
	*
	* @var string
	*/
	public $title;

	/**
	* An array of StorySection elements
	*
	* @var Array
	*/
	public $sections = array();

	/**
	* The SimpleXML parser
	*
	* @var SimpleXMLElement
	*/
	private $xml;

	/**
	* The index of start section in sections array
	*
	* @var string
	*/
	private $startSection = null;

	/**
	* An array of StorySection elements, indexed by location
	*
	* @var Array
	*/
	private $sectionsByLocation = array();

	function __construct ($file) {
	//Opens .xml
	if (!file_exists($file)) {
	message_die(GENERAL_ERROR, "$file not found.", "Story loading error");
	}

	$this->file = $file;
	$this->parse();
	}

	/**
	* Gets start section
	*
	* @return StorySection the section where the story starts, or null if not defined
	*/
	function get_start_section () {
	return ($this->startSection != null) ? $this->sections[$this->startSection] : null;
	}

	/**
	* Gets section from local location
	*
	* @return StorySection the default section at this location, or null if not defined
	*/
	function get_section_from_location ($location) {
	return array_key_exists($location, $this->sectionsByLocation) ? $this->sectionsByLocation[$location] : null;
	}

	/**
	* Parses XML file
	*/
	function parse () {
	//Parses it
	$this->xml = simplexml_load_file($this->file);
	$this->title = (string)$this->xml->title;
	foreach ($this->xml->section as $section) {
	//Gets section
	$section = StorySection::from_xml($section, $this);

	//Have we a start section?
	if ($section->start) {
	//Ensures we've only one start section
	if ($this->startSection != null) {
	message_die(GENERAL_ERROR, "Two sections have start=\"true\": $section->id and $this->startSection.", "Story error");
	}
	$this->startSection = $section->id;
	}

	//By location
	if ($section->location_local) {
	$this->sectionsByLocation[$section->location_local] = $section;
	}

	//Adds to sections array
	$this->sections[$section->id] = $section;
	}
	}
	}



	?>
	\ No newline at end of file

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