Fix update from older versions

CHANGELOG

@@ -1,3 +1,12 @@
+Version 1.23.4 - Jan. 23, 2017
+Fix update from older versions
+
+Version 1.23.3 - Jan. 17, 2017
+Fix restoring members in backup and restore
+
+Version 1.23.2 - Jan. 1, 2017
+Restructure initalization code to fix setting up new chats
+
 Version 1.23.1 - Dec. 30, 2016
 Replace configurable static size for notes and post textarea with css
 Let offline members be ignored

chat.php

@@ -47,9 +47,6 @@ if(!isset($_REQUEST['session']) && isset($_COOKIE[COOKIENAME])){
 }
 load_lang();
 check_db();
-if(!check_init()){
-	send_init();
-}
 cron();
 route();
 
@@ -57,7 +54,6 @@ route();
 function route(){
 	global $U;
 	if(!isset($_REQUEST['action'])){
-		update_db();
 		send_login();
 	}elseif($_REQUEST['action']==='view'){
 		check_session();
@@ -149,8 +145,6 @@ function route(){
 		send_admin(route_admin());
 	}elseif($_REQUEST['action']==='setup'){
 		route_setup();
-	}elseif($_REQUEST['action']==='init'){
-		init_chat();
 	}else{
 		send_login();
 	}
@@ -225,7 +219,6 @@ function route_admin(){
 
 function route_setup(){
 	global $U;
-	update_db();
 	if(!valid_admin()){
 		send_alogin();
 	}
@@ -762,7 +755,7 @@ function restore_backup($C){
 					$member[$setting]=0;
 				}
 			}
-			$stmt->execute([$member['nickname'], $member['passhash'], $member['status'], $member['refresh'], $member['bgcolour'], $member['regedby'], $member['lastlogin'], $member['timestamps'], $member['embed'], $member['incognito'], $member['style'], $member['nocache'], $member['tz'], $member['eninbox'], $member['sortupdown'], $member['hidechatters']]);
+			$stmt->execute([$member['nickname'], $member['passhash'], $member['status'], $member['refresh'], $member['bgcolour'], $member['regedby'], $member['lastlogin'], $member['timestamps'], $member['embed'], $member['incognito'], $member['style'], $member['nocache'], $member['tz'], $member['eninbox'], $member['sortupdown'], $member['hidechatters'], $member['nocache_old']]);
 		}
 	}
 	if(isset($_REQUEST['notes']) && isset($code['notes'])){
@@ -3640,7 +3633,7 @@ function init_chat(){
 			'incognito'	=>0,
 			'nocache'	=>0,
 			'nocache_old'	=>1,
-			'tz'		=>0,
+			'tz'		=>'UTC',
 			'eninbox'	=>0,
 			'sortupdown'	=>0,
 			'hidechatters'	=>0,
@@ -4095,6 +4088,14 @@ function check_db(){
 		$memcached=new Memcached();
 		$memcached->addServer(MEMCACHEDHOST, MEMCACHEDPORT);
 	}
+	if(!isset($_REQUEST['action']) || $_REQUEST['action']==='setup'){
+		if(!check_init()){
+			send_init();
+		}
+	}elseif($_REQUEST['action']==='init'){
+		init_chat();
+	}
+	update_db();
 }
 
 function load_fonts(){
@@ -4149,7 +4150,7 @@ function load_lang(){
 
 function load_config(){
 	mb_internal_encoding('UTF-8');
-	define('VERSION', '1.23.1'); // Script version
+	define('VERSION', '1.23.4'); // Script version
 	define('DBVERSION', 41); // Database layout version
 	define('MSGENCRYPTED', false); // Store messages encrypted in the database to prevent other database users from reading them - true/false - visit the setup page after editing!
 	define('ENCRYPTKEY', 'MY_KEY'); // Encryption key for messages