From 5e66007f0629ab5a9b4449ca6ea4070f372bd656 Mon Sep 17 00:00:00 2001
From: msquare <msquare@notrademark.de>
Date: Sun, 2 Oct 2016 23:00:01 +0200
Subject: introduce ShiftsFilter

---
 includes/sys_page.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'includes/sys_page.php')

diff --git a/includes/sys_page.php b/includes/sys_page.php
index e336261d..27e3e8ba 100644
--- a/includes/sys_page.php
+++ b/includes/sys_page.php
@@ -18,6 +18,19 @@ function raw_output($output) {
   die();
 }
 
+/**
+ * Returns an int[] from given request param name.
+ *
+ * @param String $name
+ *          Name of the request param
+ */
+function check_request_int_array($name) {
+  if (isset($_REQUEST[$name]) && is_array($_REQUEST[$name])) {
+    return array_filter($_REQUEST[$name], 'is_numeric');
+  }
+  return [];
+}
+
 /**
  * Checks if given request item (name) can be parsed to a date.
  * If not parsable, given error message is put into msg() and null is returned.
-- 
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