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<?php
// $Id$
/**
* Implementation of hook_menu().
*/
function session_test_menu() {
$items['session-test/get'] = array(
'title' => t('Session value'),
'page callback' => '_session_test_get',
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
$items['session-test/id'] = array(
'title' => t('Session ID value'),
'page callback' => '_session_test_id',
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
$items['session-test/set/%'] = array(
'title' => t('Set Session value'),
'page callback' => '_session_test_set',
'page arguments' => array(2),
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
$items['session-test/no-set/%'] = array(
'title' => t('Disabled session set value'),
'page callback' => '_session_test_no_set',
'page arguments' => array(2),
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
$items['session-test/set-message'] = array(
'title' => t('Session value'),
'page callback' => '_session_test_set_message',
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
$items['session-test/set-not-started'] = array(
'title' => t('Session value'),
'page callback' => '_session_test_set_not_started',
'access arguments' => array('access content'),
'type' => MENU_CALLBACK,
);
return $items;
}
/**
* Implement hook_boot().
*/
function session_test_boot() {
header('X-Session-Cookie: ' . intval(isset($_COOKIE[session_name()])));
header('X-Session-Started: ' . intval(drupal_session_is_started()));
header('X-Session-Empty: ' . intval(empty($_SESSION)));
}
/**
* Implement hook_init().
*/
function session_test_init() {
// hook_init() is called later in the bootstrap process, but not in cached
// requests. Here the header set in hook_boot() is overwritten, so the
// session state is reported as late in the bootstrap process as possible.
header('X-Session-Started: ' . intval(drupal_session_is_started()));
}
/**
* Page callback, prints the stored session value to the screen.
*/
function _session_test_get() {
if (!empty($_SESSION['session_test_value'])) {
return t('The current value of the stored session variable is: %val', array('%val' => $_SESSION['session_test_value']));
}
else {
return "";
}
}
/**
* Page callback, stores a value in $_SESSION['session_test_value'].
*/
function _session_test_set($value) {
drupal_set_session('session_test_value', $value);
return t('The current value of the stored session variable has been set to %val', array('%val' => $value));
}
/**
* Menu callback: turns off session saving and then tries to save a value
* anyway.
*/
function _session_test_no_set($value) {
drupal_save_session(FALSE);
_session_test_set($value);
return t('session saving was disabled, and then %val was set', array('%val' => $value));
}
/**
* Menu callback: print the current session ID.
*/
function _session_test_id() {
return 'session_id:' . session_id() . "\n";
}
/**
* Menu callback, sets a message to me displayed on the following page.
*/
function _session_test_set_message() {
drupal_set_message(t('This is a dummy message.'));
print t('A message was set.');
// Do not return anything, so the current request does not result in a themed
// page with messages. The message will be displayed in the following request
// instead.
}
/**
* Menu callback, stores a value in $_SESSION['session_test_value'] without
* having started the session in advance.
*/
function _session_test_set_not_started() {
if (!drupal_session_is_started()) {
$_SESSION['session_test_value'] = t('Session was not started');
}
}
/**
* Implementation of hook_user().
*/
function session_test_user_login($edit = array(), $user = NULL) {
if ($edit['name'] == 'session_test_user') {
// Exit so we can verify that the session was regenerated
// before hook_user() was called.
exit;
}
}
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