function sess_read in Drupal 5
Same name and namespace in other branches
- 4 includes/session.inc \sess_read()
- 6 includes/session.inc \sess_read()
1 string reference to 'sess_read'
- _drupal_bootstrap in includes/
bootstrap.inc
File
- includes/
session.inc, line 16 - User session handling functions.
Code
function sess_read($key) {
global $user;
// Write and Close handlers are called after destructing objects since PHP 5.0.5
// Thus destructors can use sessions but session handler can't use objects.
// So we are moving session closure before destructing objects.
register_shutdown_function('session_write_close');
// Handle the case of first time visitors and clients that don't store cookies (eg. web crawlers).
if (!isset($_COOKIE[session_name()])) {
$user = drupal_anonymous_user();
return '';
}
// Otherwise, if the session is still active, we have a record of the client's session in the database.
$user = db_fetch_object(db_query("SELECT u.*, s.* FROM {users} u INNER JOIN {sessions} s ON u.uid = s.uid WHERE s.sid = '%s'", $key));
// We found the client's session record and they are an authenticated,
// active user.
if ($user && $user->uid > 0 && $user->status == 1) {
// This is done to unserialize the data member of $user
$user = drupal_unpack($user);
// Add roles element to $user
$user->roles = array();
$user->roles[DRUPAL_AUTHENTICATED_RID] = 'authenticated user';
$result = db_query("SELECT r.rid, r.name FROM {role} r INNER JOIN {users_roles} ur ON ur.rid = r.rid WHERE ur.uid = %d", $user->uid);
while ($role = db_fetch_object($result)) {
$user->roles[$role->rid] = $role->name;
}
}
else {
$session = isset($user->session) ? $user->session : '';
$user = drupal_anonymous_user($session);
}
return $user->session;
}