From e4e79982dd3c447a4ced762a6069db553e246f59 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Wed, 28 May 2014 18:18:34 +0200
Subject: Fixed some bugs from Sateserver v05

---
 inc/property.inc.php | 57 +++++++++++++++++++++++++++++-----------------------
 1 file changed, 32 insertions(+), 25 deletions(-)

(limited to 'inc/property.inc.php')

diff --git a/inc/property.inc.php b/inc/property.inc.php
index 5c316517..77d2b985 100644
--- a/inc/property.inc.php
+++ b/inc/property.inc.php
@@ -6,8 +6,9 @@
  */
 class Property
 {
+
 	private static $cache = false;
-	
+
 	/**
 	 * Retrieve value from property store.
 	 *
@@ -18,90 +19,96 @@ class Property
 	private static function get($key, $default = false)
 	{
 		if (self::$cache === false) {
+			if (mt_rand(1, 20) === 10) {
+				Database::exec("DELETE FROM property WHERE dateline <> 0 AND dateline < UNIX_TIMESTAMP()");
+			}
 			$res = Database::simpleQuery("SELECT name, value FROM property");
 			while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
 				self::$cache[$row['name']] = $row['value'];
 			}
 		}
-		if (!isset(self::$cache[$key])) return $default;
+		if (!isset(self::$cache[$key]))
+			return $default;
 		return self::$cache[$key];
 	}
-	
+
 	/**
 	 * Set value in property store.
 	 *
 	 * @param string $key key of value to set
 	 * @param type $value the value to store for $key
+	 * @param int minage how long to keep this entry around at least, in minutes. 0 for infinite
 	 */
-	private static function set($key, $value)
+	private static function set($key, $value, $minage = 0)
 	{
-		Database::exec("INSERT INTO property (name, value) VALUES (:key, :value)"
-			. " ON DUPLICATE KEY UPDATE value = VALUES(value)", array(
-				'key' => $key,
-				'value' => $value
-			));
+		Database::exec("INSERT INTO property (name, value, dateline) VALUES (:key, :value, :dateline)"
+			. " ON DUPLICATE KEY UPDATE value = VALUES(value), dateline = VALUES(dateline)", array(
+			'key' => $key,
+			'value' => $value,
+			'dateline' => time() + ($minage * 60)
+		));
 		if (self::$cache !== false) {
 			self::$cache[$key] = $value;
 		}
 	}
-	
+
 	public static function getServerIp()
 	{
 		return self::get('server-ip', 'none');
 	}
-	
+
 	public static function setServerIp($value)
 	{
 		self::set('server-ip', $value);
 	}
-	
+
 	public static function getIPxeIp()
 	{
-		return self::get('ipxe-ip', 'none');
+		return self::get('ipxe-ip', 'not-set');
 	}
-	
+
 	public static function setIPxeIp($value)
 	{
 		self::set('ipxe-ip', $value);
 	}
-	
+
 	public static function getIPxeTaskId()
 	{
 		return self::get('ipxe-task');
 	}
-	
+
 	public static function setIPxeTaskId($value)
 	{
 		self::set('ipxe-task', $value);
 	}
-	
+
 	public static function getBootMenu()
 	{
 		return json_decode(self::get('ipxe-menu'), true);
 	}
-	
+
 	public static function setBootMenu($value)
 	{
 		self::set('ipxe-menu', json_encode($value));
 	}
-	
+
 	public static function getVersionCheckTaskId()
 	{
 		return self::get('versioncheck-task');
 	}
-	
+
 	public static function setVersionCheckTaskId($value)
 	{
 		self::set('versioncheck-task', $value);
 	}
-	
+
 	public static function getVersionCheckInformation()
 	{
 		$data = json_decode(self::get('versioncheck-data'), true);
 		if (isset($data['time']) && $data['time'] + 120 > time())
 			return $data;
 		$task = Taskmanager::submit('DownloadText', array(
-			'url' => CONFIG_REMOTE_ML . '/list.php'
+				'url' => CONFIG_REMOTE_ML . '/list.php'
 		));
 		if (!isset($task['id']))
 			return false;
@@ -116,17 +123,17 @@ class Property
 		self::setVersionCheckInformation($data);
 		return $data;
 	}
-	
+
 	public static function setVersionCheckInformation($value)
 	{
 		self::set('versioncheck-data', json_encode($value));
 	}
-	
+
 	public static function getVmStoreConfig()
 	{
 		return json_decode(self::get('vmstore-config'), true);
 	}
-	
+
 	public static function setVmStoreConfig($value)
 	{
 		self::set('vmstore-config', json_encode($value));
-- 
cgit v1.2.3-55-g7522