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-rw-r--r--engine/lib/sessions.php77
1 files changed, 75 insertions, 2 deletions
diff --git a/engine/lib/sessions.php b/engine/lib/sessions.php
index f6dbaa1a6..4e1a0a494 100644
--- a/engine/lib/sessions.php
+++ b/engine/lib/sessions.php
@@ -186,8 +186,11 @@
*/
function session_init($event, $object_type, $object) {
- if (!is_db_installed()) return false;
-
+ if (!is_db_installed()) return false;
+
+ // Use database for sessions
+ //session_set_save_handler("__elgg_session_open", "__elgg_session_close", "__elgg_session_read", "__elgg_session_write", "__elgg_session_destroy", "__elgg_session_gc");
+
session_name('Elgg');
session_start();
@@ -285,6 +288,76 @@
forward();
}
}
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_open($save_path, $session_name)
+ {
+ return true;
+ }
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_close()
+ {
+ return true;
+ }
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_read($id)
+ {
+ global $CONFIG;
+
+ $id = sanitise_string($id);
+
+ $result = get_data("SELECT * from {$CONFIG->dbprefix}users_sessions where session='$id'");
+ if ($result)
+ return $result->data;
+
+ return '';
+ }
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_write($id, $sess_data)
+ {
+ global $CONFIG;
+
+ $id = sanitise_string($id);
+ $sess_data = sanitise_string($sess_data);
+ $time = time();
+
+ return (bool)insert_data("INSERT INTO {$CONFIG->dbprefix}users_sessions (session, ts, data) VALUES ('$id', '$time', '$sess_data') ON DUPLICATE set ts='$time', data='$sess_data'");
+ }
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_destroy($id)
+ {
+ global $CONFIG;
+
+ $id = sanitise_string($id);
+
+ return (bool)delete_data("DELETE from {$CONFIG->dbprefix}users_sessions where session='$id'");
+ }
+
+ /**
+ * DB Based session handling code.
+ */
+ function __elgg_session_gc($maxlifetime)
+ {
+ global $CONFIG;
+
+ $life = time()-$maxlifetime;
+
+ return (bool)delete_data("DELETE from {$CONFIG->dbprefix}users_sessions where ts<'$life'");
+ }
register_elgg_event_handler("boot","system","session_init",1);