ttrss/include/sessions.php

116 lines
2.5 KiB
PHP

<?php
// Original from http://www.daniweb.com/code/snippet43.html
require_once "config.php";
require_once "db.php";
$session_expire = max(SESSION_COOKIE_LIFETIME, 86400);
$session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME;
if (@$_SERVER['HTTPS'] == "on") {
$session_name .= "_ssl";
ini_set("session.cookie_secure", true);
}
ini_set("session.gc_probability", 50);
ini_set("session.name", $session_name);
ini_set("session.use_only_cookies", true);
ini_set("session.gc_maxlifetime", $session_expire);
function ttrss_open ($s, $n) {
global $session_connection;
$session_connection = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
return true;
}
function ttrss_read ($id){
global $session_connection,$session_read;
$query = "SELECT data FROM ttrss_sessions WHERE id='$id'";
$res = db_query($session_connection, $query);
if (db_num_rows($res) != 1) {
return "";
} else {
$session_read = db_fetch_assoc($res);
$session_read["data"] = base64_decode($session_read["data"]);
return $session_read["data"];
}
}
function ttrss_write ($id, $data) {
if (! $data) {
return false;
}
global $session_connection, $session_read, $session_expire;
$expire = time() + $session_expire;
$data = db_escape_string($session_connection, base64_encode($data), false);
if ($session_read) {
$query = "UPDATE ttrss_sessions SET data='$data',
expire='$expire' WHERE id='$id'";
} else {
$query = "INSERT INTO ttrss_sessions (id, data, expire)
VALUES ('$id', '$data', '$expire')";
}
db_query($session_connection, $query);
return true;
}
function ttrss_close () {
global $session_connection;
//db_close($session_connection);
return true;
}
function ttrss_destroy ($id) {
global $session_connection;
$query = "DELETE FROM ttrss_sessions WHERE id = '$id'";
db_query($session_connection, $query);
return true;
}
function ttrss_gc ($expire) {
global $session_connection;
$query = "DELETE FROM ttrss_sessions WHERE expire < " . time();
db_query($session_connection, $query);
}
if (!SINGLE_USER_MODE /* && DB_TYPE == "pgsql" */) {
session_set_save_handler("ttrss_open",
"ttrss_close", "ttrss_read", "ttrss_write",
"ttrss_destroy", "ttrss_gc");
}
if (!defined('TTRSS_SESSION_NAME') || TTRSS_SESSION_NAME != 'ttrss_api_sid') {
if (isset($_COOKIE[$session_name])) {
@session_start();
if (!isset($_SESSION["uid"] || !$_SESSION["uid"]) {
session_destroy();
setcookie(session_name(), '', time()-42000, '/');
}
}
}
?>