Added autoloader for LS library and base exception class.

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/limesurvey_ci@10940 b72ed6b6-b9f8-46b5-92b4-906544132732

application/libraries/LS/Exception.php

@@ -0,0 +1,23 @@
+<?php
+/*
+ * LimeSurvey
+ * Copyright (C) 2007 The LimeSurvey Project Team / Carsten Schmitz
+ * All rights reserved.
+ * License: GNU/GPL License v2 or later, see LICENSE.php
+ * LimeSurvey is free software. This version may have been modified pursuant
+ * to the GNU General Public License, and as distributed it includes or
+ * is derivative of works licensed under the GNU General Public License or
+ * other free or open source software licenses.
+ * See COPYRIGHT.php for copyright notices and details.
+ *
+ * $Id$
+ */
+
+/**
+ * LS Base Exception Class
+ * 
+ * @author mot
+ */
+class LS_Exception extends Exception
+{
+}

application/libraries/LS/LS.php

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+<?php
+/*
+ * LimeSurvey
+ * Copyright (C) 2007 The LimeSurvey Project Team / Carsten Schmitz
+ * All rights reserved.
+ * License: GNU/GPL License v2 or later, see LICENSE.php
+ * LimeSurvey is free software. This version may have been modified pursuant
+ * to the GNU General Public License, and as distributed it includes or
+ * is derivative of works licensed under the GNU General Public License or
+ * other free or open source software licenses.
+ * See COPYRIGHT.php for copyright notices and details.
+ *
+ * $Id$
+ * 
+ * LS Library bootstrap file, work in progress.
+ * 
+ * Currently requires require_once to use the library.
+ */
+
+/**
+ * LS Library autoloader
+ * 
+ * @param string $class
+ */
+function LS_autoload($class)
+{
+    $namespace = 'LS';
+    $separator = '_';
+    if (0 !== strpos($class, $namespace.$separator))
+        return;
+
+    $translated = str_replace($separator, DIRECTORY_SEPARATOR, $class);
+    $libpath = dirname(dirname(__FILE__)); 
+    $file = $libpath.DIRECTORY_SEPARATOR.$translated.'.php';
+
+    require $file; # provoke fatal error if file does not exists.
+}
+
+spl_autoload_register('LS_autoload');