Refactoring of code base - modularized code, introduced configuration, started working on a PDO based DB connector

lib/filter.php

@@ -0,0 +1,34 @@
+<?php
+/**
+ * ZeroBin
+ *
+ * a zero-knowledge paste bin
+ *
+ * @link      http://sebsauvage.net/wiki/doku.php?id=php:zerobin
+ * @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
+ * @license   http://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
+ * @version   0.15
+ */
+
+/**
+ * filter
+ *
+ * Provides data filtering functions.
+ */
+class filter
+{
+    /**
+     * strips slashes deeply
+     *
+     * @access public
+     * @static
+     * @param  mixed $value
+     * @return mixed
+     */
+    public static function stripslashes_deep($value)
+    {
+        return is_array($value) ?
+            array_map('filter::stripslashes_deep', $value) :
+            stripslashes($value);
+    }
+}