72 lines
2.0 KiB
PHP
72 lines
2.0 KiB
PHP
<?php
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// $Id$
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/**
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* @file
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* User session handling functions.
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*/
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/*** Session functions *****************************************************/
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function sess_open($save_path, $session_name) {
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return 1;
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}
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function sess_close() {
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return 1;
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}
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function sess_read($key) {
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global $user;
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$result = db_query_range("SELECT u.*, s.* FROM {users} u INNER JOIN {sessions} s ON u.uid = s.uid WHERE s.sid = '%s' AND u.status < 3", $key, 0, 1);
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if (!db_num_rows($result)) {
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db_query("INSERT INTO {sessions} (sid, uid, hostname, timestamp) VALUES ('%s', 0, '%s', %d)", $key, $_SERVER["REMOTE_ADDR"], time());
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$result = db_query("SELECT u.* FROM {users} u WHERE u.uid = 0");
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}
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$user = db_fetch_object($result);
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$user = drupal_unpack($user);
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$user->roles = array();
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$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", $user->uid);
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while ($role = db_fetch_object($result)) {
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$user->roles[$role->rid] = $role->name;
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}
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return !empty($user->session) ? $user->session : '';
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}
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function sess_write($key, $value) {
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global $user;
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db_query("UPDATE {sessions} SET uid = %d, cache = %d, hostname = '%s', session = '%s', timestamp = %d WHERE sid = '%s'", $user->uid, $user->cache, $_SERVER["REMOTE_ADDR"], $value, time(), $key);
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if ($user->uid) {
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db_query("UPDATE {users} SET access = %d WHERE uid = %d", time(), $user->uid);
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}
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return '';
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}
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function sess_destroy($key) {
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db_query("DELETE FROM {sessions} WHERE sid = '%s'", $key);
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}
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function sess_gc($lifetime) {
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/*
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** Be sure to adjust 'php_value session.gc_maxlifetime' to a large enough
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** value. For example, if you want user sessions to stay in your database
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** for three weeks before deleting them, you need to set gc_maxlifetime
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** to '1814400'. At that value, only after a user doesn't log in after
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** three weeks (1814400 seconds) will his/her session be removed.
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*/
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db_query("DELETE FROM {sessions} WHERE timestamp < %d", time() - $lifetime);
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return 1;
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}
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