1 files changed, 88 insertions, 0 deletions
diff --git a/Zotlabs/Web/SessionHandler.php b/Zotlabs/Web/SessionHandler.php
new file mode 100644
index 000000000..6980a6408
--- /dev/null
+++ b/Zotlabs/Web/SessionHandler.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace Zotlabs\Web;
+
+
+class SessionHandler implements \SessionHandlerInterface {
+
+
+	function open ($s, $n) {
+		return true;
+	}
+
+	// IMPORTANT: if we read the session and it doesn't exist, create an empty record.
+	// We rely on this due to differing PHP implementation of session_regenerate_id()
+	// some which call read explicitly and some that do not. So we call it explicitly
+	// just after sid regeneration to force a record to exist.
+
+	function read ($id) {
+
+		if($id) {
+			$r = q("SELECT `data` FROM `session` WHERE `sid`= '%s'", dbesc($id));
+
+			if($r) {
+				return $r[0]['data'];
+			}
+			else {
+				q("INSERT INTO `session` (sid, expire) values ('%s', '%s')",
+					dbesc($id),
+					dbesc(time() + 300)
+				);
+			}
+		}
+
+		return '';
+	}
+
+
+	function write ($id, $data) {
+
+		if(! $id || ! $data) {
+			return false;
+		}
+
+		// Unless we authenticate somehow, only keep a session for 5 minutes
+		// The viewer can extend this by performing any web action using the
+		// original cookie, but this allows us to cleanup the hundreds or 
+		// thousands of empty sessions left around from web crawlers which are
+		// assigned cookies on each page that they never use. 
+
+		$expire = time() + 300;
+
+		if($_SESSION) {
+			if(array_key_exists('remember_me',$_SESSION) && intval($_SESSION['remember_me']))
+				$expire = time() + (60 * 60 * 24 * 365);
+			elseif(local_channel())
+				$expire = time() + (60 * 60 * 24 * 3);
+			elseif(remote_channel())
+				$expire = time() + (60 * 60 * 24 * 1);
+		}
+
+		q("UPDATE `session`
+			SET `data` = '%s', `expire` = '%s' WHERE `sid` = '%s'",
+			dbesc($data),
+			dbesc($expire),
+			dbesc($id)
+		);
+
+		return true;
+	}
+
+	
+	function close() {
+		return true;
+	}
+
+
+	function destroy ($id) {
+		q("DELETE FROM `session` WHERE `sid` = '%s'", dbesc($id));
+		return true;
+	}
+
+
+	function gc($expire) {
+		q("DELETE FROM session WHERE expire < %d", dbesc(time()));
+		return true;
+	}
+
+}