From 7476d8dccc184c8916962724def2c6aaf2a8a481 Mon Sep 17 00:00:00 2001
From: Max Kostikov <max@kostikov.co>
Date: Fri, 19 Mar 2021 20:06:59 +0000
Subject: Implement custom Redis session backend

---
 Zotlabs/Web/Session.php | 36 +++++++++++++++++++++++-------------
 1 file changed, 23 insertions(+), 13 deletions(-)

(limited to 'Zotlabs/Web/Session.php')

diff --git a/Zotlabs/Web/Session.php b/Zotlabs/Web/Session.php
index fe0a3fbf9..6f92a0319 100644
--- a/Zotlabs/Web/Session.php
+++ b/Zotlabs/Web/Session.php
@@ -29,34 +29,44 @@ class Session {
 		/*
 		 * Set our session storage functions.
 		 */
-		
+
 		if($this->custom_handler) {
 			/* Custom handler (files, memached, redis..) */
 
 			$session_save_handler = strval(get_config('system', 'session_save_handler', Null));
 			$session_save_path = strval(get_config('system', 'session_save_path', Null));
-			$session_gc_probability = intval(get_config('system', 'session_gc_probability', 1));
-			$session_gc_divisor = intval(get_config('system', 'session_gc_divisor', 100));
-			if(!$session_save_handler || !$session_save_path) {
-				logger('Session save handler or path not set.',LOGGER_NORMAL,LOG_ERR);
+
+			if(is_null($session_save_handler) || is_null($session_save_path)) {
+				logger('Session save handler or path not set', LOGGER_NORMAL, LOG_ERR);
 			}
 			else {
-				ini_set('session.save_handler', $session_save_handler);
-				ini_set('session.save_path', $session_save_path);
-				ini_set('session.gc_probability', $session_gc_probability);
-				ini_set('session.gc_divisor', $session_gc_divisor);
+				// Check if custom sessions backend exists
+				$clsname = '\Zotlabs\Web\Session' . ucfirst(strtolower($session_save_handler));
+				if (class_exists($clsname)) {
+					$handler = new $clsname($session_save_path);
+				}
+				else {
+					ini_set('session.save_handler', $session_save_handler);
+					ini_set('session.save_path', $session_save_path);
+					ini_set('session.gc_probability', intval(get_config('system', 'session_gc_probability', 1)));
+					ini_set('session.gc_divisor', intval(get_config('system', 'session_gc_divisor', 100)));
+				}
 			}
 		}
 		else {
-			$handler = new \Zotlabs\Web\SessionHandler();
+			$handler = new SessionHandler();
+		}
+
+		if (isset($handler)) {
 
 			$this->handler = $handler;
 
-		   	$x = session_set_save_handler($handler,false);
-		   	if(! $x)
-		   		logger('Session save handler initialisation failed.',LOGGER_NORMAL,LOG_ERR);
+			$x = session_set_save_handler($handler, false);
+			if(! $x)
+				logger('Session save handler initialisation failed.',LOGGER_NORMAL,LOG_ERR);
 		}
 
+
 		// Force cookies to be secure (https only) if this site is SSL enabled. 
 		// Must be done before session_start().
 
-- 
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