fixed bug 3107124, config/shell parsing

lam/HISTORY

@@ -1,6 +1,8 @@
 December 2010 3.3.0
   - additional usability enhancements
   - PDF export: higher resolution for logos
+  - fixed bugs:
+   -> ignore comment lines in shells file (3107124)
   
 
 28.10.2010 3.2.0

lam/lib/account.inc

@@ -39,24 +39,23 @@ $Id$
 * @return array list of shell names
 */
 function getshells() {
+	$return = array();
 	$shellPath = dirname(__FILE__) . '/../config/shells';
-	// Load shells from file
+	// load shells from file
 	if (file_exists($shellPath)) {
 		$shells = file($shellPath);
-		$i = 0;
+		for ($i = 0; $i < sizeof($shells); $i++) {
-		while (count($shells) > $i) {
+			// remove whitespaces and line end
-			// remove whitespaces
+			$shells[$i] = trim($shells[$i]);
-			trim($shells[$i]);
-			// remove lineend
-			$shells[$i] = substr($shells[$i], 0, strpos($shells[$i], "\n"));
 			// remove comments
-			if ($shells[$i]{0}=='#') unset ($shells[$i]);
+			if ((strlen($shells[$i]) == 0) || $shells[$i]{0}=='#') {
-			 else $i++;
+				continue;
+			}
+			$return[] = $shells[$i];
 		}
-		// $shells is array with all valid shells
+		return $return;
-		return $shells;
 	}
-	else return array();
+	return $return;
 }