Fix for Warning: ini_set(): A session is active. You cannot change the session module's ini settings at this time

Author: Sergey Matvienko

lib/config/config/factories.yml

@@ -38,6 +38,7 @@ default:
     class: sfSessionStorage
     param:
       session_name: symfony
+      timeout:      1800
 
   view_cache_manager:
     class: sfViewCacheManager

lib/storage/sfSessionStorage.class.php

@@ -90,6 +90,12 @@ public function initialize($options = null)
       session_cache_limiter($this->options['session_cache_limiter']);
     }
 
+    // force the max lifetime for session garbage collector to be greater than timeout
+    if (ini_get('session.gc_maxlifetime') < $this->options['timeout'])
+    {
+      ini_set('session.gc_maxlifetime', $this->options['timeout']);
+    }
+
     if ($this->options['auto_start'] && !self::$sessionStarted)
     {
       session_start();

lib/user/sfBasicSecurityUser.class.php

@@ -251,12 +251,6 @@ public function initialize(sfEventDispatcher $dispatcher, sfStorage $storage, $o
       $this->options['timeout'] = 1800;
     }
 
-    // force the max lifetime for session garbage collector to be greater than timeout
-    if (ini_get('session.gc_maxlifetime') < $this->options['timeout'])
-    {
-      ini_set('session.gc_maxlifetime', $this->options['timeout']);
-    }
-
     // read data from storage
     $this->authenticated = $storage->read(self::AUTH_NAMESPACE);
     $this->credentials   = $storage->read(self::CREDENTIAL_NAMESPACE);