From bc31ed0e4647a568a1596cc2e09664675479a70d Mon Sep 17 00:00:00 2001
From: Pim van den Berg
Date: Fri, 1 Jan 2010 19:36:31 +0100
Subject: better validation of possible user input (get)

---
 inc/functions.inc.php | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 inc/functions.inc.php

(limited to 'inc/functions.inc.php')

diff --git a/inc/functions.inc.php b/inc/functions.inc.php
new file mode 100644
index 0000000..2906530
--- /dev/null
+++ b/inc/functions.inc.php
@@ -0,0 +1,27 @@
+<?php
+
+# global functions
+
+function validate_get($value, $type) {
+	switch($type) {
+		case 'host':
+			if (!preg_match('/^[\d\w\W]+$/', $value))
+				return NULL;
+		break;
+		case 'plugin':
+		case 'type':
+			if (!preg_match('/^\w+$/', $value))
+				return NULL;
+		break;
+		case 'pinstance':
+		case 'tinstance':
+			if (!preg_match('/^[\d\w-]+$/', $value))
+				return NULL;
+		break;
+	}
+
+	return $value;
+}
+
+
+?>
-- 
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