diff --git a/inc/inc.ClassSettings.php b/inc/inc.ClassSettings.php
index ee2a95ad3..29667e9cc 100644
--- a/inc/inc.ClassSettings.php
+++ b/inc/inc.ClassSettings.php
@@ -376,7 +376,7 @@ class Settings { /* {{{ */
 	 * @param string $var value
 	 * @return true/false
 	 */
-	function boolVal($var) { /* {{{ */
+	protected static function boolVal($var) { /* {{{ */
 		$var = strtolower(strval($var));
 		switch ($var) {
 			case 'true':
@@ -417,7 +417,7 @@ class Settings { /* {{{ */
 	 * @param string $stringValue string value
 	 *
 	 */
-	function setViewOnlineFileTypesFromString($stringValue) { /* {{{ */
+	protected function setViewOnlineFileTypesFromString($stringValue) { /* {{{ */
 		$this->_viewOnlineFileTypes = explode(";", $stringValue);
 	} /* }}} */
 
@@ -427,7 +427,7 @@ class Settings { /* {{{ */
 	 * @return string value
 	 *
 	 */
-	function getViewOnlineFileTypesToString() { /* {{{ */
+	protected function getViewOnlineFileTypesToString() { /* {{{ */
 		return implode(";", $this->_viewOnlineFileTypes);
 	} /* }}} */
 
@@ -437,7 +437,7 @@ class Settings { /* {{{ */
 	 * @param string $stringValue string value
 	 *
 	 */
-	function setEditOnlineFileTypesFromString($stringValue) { /* {{{ */
+	protected function setEditOnlineFileTypesFromString($stringValue) { /* {{{ */
 		$this->_editOnlineFileTypes = explode(";", $stringValue);
 	} /* }}} */
 
@@ -447,7 +447,7 @@ class Settings { /* {{{ */
 	 * @return string value
 	 *
 	 */
-	function getEditOnlineFileTypesToString() { /* {{{ */
+	protected function getEditOnlineFileTypesToString() { /* {{{ */
 		return implode(";", $this->_editOnlineFileTypes);
 	} /* }}} */
 
@@ -1196,7 +1196,7 @@ class Settings { /* {{{ */
 	 * If none was found a final try will be made checking /etc/seeddms
 	 * @return NULL|string config directory
 	 */
-	static function getConfigDir() { /* {{{ */
+	protected static function getConfigDir() { /* {{{ */
 		if(defined("SEEDDMS_CONFIG_FILE"))
 			return dirname(SEEDDMS_CONFIG_FILE);
 		elseif(getenv("SEEDDMS_CONFIG_FILE"))
@@ -1698,5 +1698,22 @@ class Settings { /* {{{ */
 		$this->_extensions[$extname]['__disable__'] = true;
 	} /* }}} */
 
+	/**
+	 * Get maximum upload size
+	 *
+	 * Determine the maximum upload size by checking the php config
+	 * variables upload_max_filesize, post_max_size and the seeddms
+	 * setting maxUploadSize
+	 * @return int
+	 */
+	public function getMaximumUploadSize() { /* {{{ */
+		$mus = [];
+		$mus[] = SeedDMS_Core_File::parse_filesize(ini_get("upload_max_filesize"));
+		$mus[] = SeedDMS_Core_File::parse_filesize(ini_get("post_max_size"));
+		if(is_numeric($this->_maxUploadSize) && $this->_maxUploadSize > 0)
+			$mus[] = SeedDMS_Core_File::parse_filesize($this->_maxUploadSize);
+		return min($mus);
+	} /* }}} */
+
 } /* }}} */