Added eventlog class, improved db-update machanism.

A warning will be shown in the main menu bar if the database schema needs to be updated.

1 files changed, 14 insertions, 0 deletions

diff --git a/inc/database.inc.php b/inc/database.inc.php
index e7a16ba1..a729b7fc 100644
--- a/inc/database.inc.php
+++ b/inc/database.inc.php
@@ -9,6 +9,20 @@ class Database
 
 	private static $dbh = false;
 	private static $statements = array();
+	
+	/**
+	 * Get database schema version - used for checking for updates
+	 * @return int Version of db schema
+	 */
+	public static function getExpectedSchemaVersion()
+	{
+		return 5;
+	}
+	
+	public static function needSchemaUpdate()
+	{
+		return Property::getCurrentSchemaVersion() < self::getExpectedSchemaVersion();
+	}
 
 	/**
 	 * Connect to the DB if not already connected.