// Original from http://www.daniweb.com/code/snippet43.html
require_once "config.php";
- require_once "db.php";
-
- $session_expire = SESSION_EXPIRE_TIME; //seconds
+ require_once "classes/db.php";
+ require_once "autoload.php";
+ require_once "errorhandler.php";
+ require_once "lib/accept-to-gettext.php";
+ require_once "lib/gettext/gettext.inc";
+ require_once "version.php";
+
+ $session_expire = max(SESSION_COOKIE_LIFETIME, 86400);
$session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME;
if (@$_SERVER['HTTPS'] == "on") {
ini_set("session.cookie_secure", true);
}
- ini_set("session.gc_probability", 50);
+ ini_set("session.gc_probability", 75);
ini_set("session.name", $session_name);
ini_set("session.use_only_cookies", true);
- ini_set("session.gc_maxlifetime", SESSION_EXPIRE_TIME);
+ ini_set("session.gc_maxlifetime", $session_expire);
+ ini_set("session.cookie_lifetime", min(0, SESSION_COOKIE_LIFETIME));
- function ttrss_open ($s, $n) {
+ function session_get_schema_version($nocache = false) {
+ global $schema_version;
- global $session_connection;
+ if (!$schema_version) {
+ $result = Db::get()->query("SELECT schema_version FROM ttrss_version");
+ $version = Db::get()->fetch_result($result, 0, "schema_version");
+ $schema_version = $version;
+ return $version;
+ } else {
+ return $schema_version;
+ }
+ }
- $session_connection = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
+ function validate_session() {
+ if (SINGLE_USER_MODE) return true;
+
+ if (VERSION_STATIC != $_SESSION["version"]) return false;
+
+ $check_ip = $_SESSION['ip_address'];
+
+ switch (SESSION_CHECK_ADDRESS) {
+ case 0:
+ $check_ip = '';
+ break;
+ case 1:
+ $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
+ break;
+ case 2:
+ $check_ip = substr($check_ip, 0, strrpos($check_ip, '.'));
+ $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1);
+ break;
+ };
+
+ if ($check_ip && strpos($_SERVER['REMOTE_ADDR'], $check_ip) !== 0) {
+ $_SESSION["login_error_msg"] =
+ __("Session failed to validate (incorrect IP)");
+ return false;
+ }
- return true;
- }
+ if ($_SESSION["ref_schema_version"] != session_get_schema_version(true)) {
+ $_SESSION["login_error_msg"] =
+ __("Session failed to validate (schema version changed)");
+ return false;
+ }
- function ttrss_read ($id){
+ if (sha1($_SERVER['HTTP_USER_AGENT']) != $_SESSION["user_agent"]) {
+ $_SESSION["login_error_msg"] =
+ __("Session failed to validate (user agent changed)");
+ return false;
+ }
- global $session_connection,$session_read;
+ if ($_SESSION["uid"]) {
+ $result = Db::get()->query(
+ "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'");
- $query = "SELECT data FROM ttrss_sessions WHERE id='$id'";
+ // user not found
+ if (Db::get()->num_rows($result) == 0) {
- $res = db_query($session_connection, $query);
+ $_SESSION["login_error_msg"] =
+ __("Session failed to validate (user not found)");
- if (db_num_rows($res) != 1) {
- return "";
- } else {
- $session_read = db_fetch_assoc($res);
- $session_read["data"] = base64_decode($session_read["data"]);
- return $session_read["data"];
+ return false;
+ } else {
+ $pwd_hash = Db::get()->fetch_result($result, 0, "pwd_hash");
+
+ if ($pwd_hash != $_SESSION["pwd_hash"]) {
+
+ $_SESSION["login_error_msg"] =
+ __("Session failed to validate (password changed)");
+
+ return false;
+ }
+ }
}
+
+ return true;
}
- function ttrss_write ($id, $data) {
- if (! $data) {
- return false;
- }
+ function ttrss_open ($s, $n) {
+ return true;
+ }
- global $session_connection, $session_read, $session_expire;
+ function ttrss_read ($id){
+ global $session_expire;
- $expire = time() + $session_expire;
+ $res = Db::get()->query("SELECT data FROM ttrss_sessions WHERE id='$id'");
- $data = db_escape_string(base64_encode($data), $session_connection);
+ if (Db::get()->num_rows($res) != 1) {
- if ($session_read) {
- $query = "UPDATE ttrss_sessions SET data='$data',
- expire='$expire' WHERE id='$id'";
+ $expire = time() + $session_expire;
+
+ Db::get()->query("INSERT INTO ttrss_sessions (id, data, expire)
+ VALUES ('$id', '', '$expire')");
+
+ return "";
} else {
- $query = "INSERT INTO ttrss_sessions (id, data, expire)
- VALUES ('$id', '$data', '$expire')";
+ return base64_decode(Db::get()->fetch_result($res, 0, "data"));
}
- db_query($session_connection, $query);
- return true;
}
- function ttrss_close () {
+ function ttrss_write ($id, $data) {
+ global $session_expire;
- global $session_connection;
+ $data = base64_encode($data);
+ $expire = time() + $session_expire;
- db_close($session_connection);
+ Db::get()->query("UPDATE ttrss_sessions SET data='$data', expire='$expire' WHERE id='$id'");
return true;
}
- function ttrss_destroy ($id) {
-
- global $session_connection;
-
- $query = "DELETE FROM ttrss_sessions WHERE id = '$id'";
+ function ttrss_close () {
+ return true;
+ }
- db_query($session_connection, $query);
+ function ttrss_destroy($id) {
+ Db::get()->query("DELETE FROM ttrss_sessions WHERE id = '$id'");
return true;
}
function ttrss_gc ($expire) {
-
- global $session_connection;
-
- $query = "DELETE FROM ttrss_sessions WHERE expire < " . time();
-
- db_query($session_connection, $query);
+ Db::get()->query("DELETE FROM ttrss_sessions WHERE expire < " . time());
}
- if (!SINGLE_USER_MODE && DB_TYPE == "pgsql") {
+ if (!SINGLE_USER_MODE /* && DB_TYPE == "pgsql" */) {
session_set_save_handler("ttrss_open",
"ttrss_close", "ttrss_read", "ttrss_write",
"ttrss_destroy", "ttrss_gc");
+ register_shutdown_function('session_write_close');
}
- session_set_cookie_params(SESSION_COOKIE_LIFETIME);
-
- if (!defined('TTRSS_SESSION_NAME') || TTRSS_SESSION_NAME != 'ttrss_api_sid') {
- session_start();
+ if (!defined('NO_SESSION_AUTOSTART')) {
+ if (isset($_COOKIE[session_name()])) {
+ @session_start();
+ }
}
?>