Trying to fix MySQL server has gone away, thx for all the hints and help - let us hope it works, ref #1025

Signed-off-by: Florian Aders (EleRas) <eleras@froxlor.org>

lib/classes/database/class.db.php

@@ -29,56 +29,56 @@ class db
 	 * @var int
 	 */
 
-	var $link_id = 0;
+	public $link_id = 0;
 
 	/**
 	 * Query ID for every query
 	 * @var int
 	 */
 
-	var $query_id = 0;
+	private $query_id = 0;
 
 	/**
 	 * Errordescription, if an error occures
 	 * @var string
 	 */
 
-	var $errdesc = '';
+	public $errdesc = '';
 
 	/**
 	 * Errornumber, if an error occures
 	 * @var int
 	 */
 
-	var $errno = 0;
+	public $errno = 0;
 
 	/**
 	 * Servername
 	 * @var string
 	 */
 
-	var $server = '';
+	private $server = '';
 
 	/**
 	 * Username
 	 * @var string
 	 */
 
-	var $user = '';
+	private $user = '';
 
 	/**
 	 * Password
 	 * @var string
 	 */
 
-	var $password = '';
+	private $password = '';
 
 	/**
 	 * Database
 	 * @var string
 	 */
 
-	var $database = '';
+	private $database = '';
 
 	/**
 	 * Class constructor. Connects to Databaseserver and selects Database
@@ -188,8 +188,19 @@ class db
 
 	function query($query_str, $unbuffered = false, $suppress_error = false)
 	{
+
 		global $numbqueries;
 
+		if (!mysql_ping($this->link_id))
+		{
+			$this->link_id = mysql_connect($this->server,$this->user,$this->password);
+			if(!$this->database)
+			{
+				return false;
+			}
+			mysql_select_db($this->database);
+		}
+
 		if(!$unbuffered)
 		{
 			if($suppress_error)

lib/cron_init.php

@@ -155,7 +155,6 @@ if($db->link_id == 0)
 
 fwrite($debugHandler, 'Database-connection established' . "\n");
 unset($sql);
-unset($db->password);
 $result = $db->query("SELECT `settingid`, `settinggroup`, `varname`, `value` FROM `" . TABLE_PANEL_SETTINGS . "`");
 
 while($row = $db->fetch_array($result))

lib/functions/froxlor/function.openRootDB.php

@@ -58,7 +58,6 @@ function openRootDB($debugHandler = false, $lockfile = false)
 		die('root can\'t connect to mysqlserver. Please check userdata.inc.php! Exiting...');
 	}
 
-	unset($db_root->password);
 	if(isset($debugHandler) && $debugHandler !== false)
 	{
 		fwrite($debugHandler, 'Database-rootconnection established' . "\n");

lib/init.php

@@ -117,7 +117,6 @@ require ('./lib/tables.inc.php');
 
 $db = new db($sql['host'], $sql['user'], $sql['password'], $sql['db']);
 unset($sql['password']);
-unset($db->password);
 
 // we will try to unset most of the $sql information if they are not needed
 // by the calling script.