-

bl-kernel/helpers/valid.class.php

@@ -0,0 +1,36 @@
+<?php defined('BLUDIT') or die('Bludit CMS.');
+
+class Valid {
+
+	public static function ip($ip)
+	{
+		return filter_var($ip, FILTER_VALIDATE_IP);
+	}
+
+	// Returns the email filtered or FALSE if the filter fails.
+	public static function email($email)
+	{
+		return filter_var($email, FILTER_VALIDATE_EMAIL);
+	}
+
+	public static function int($int)
+	{
+		if($int === 0) {
+			return true;
+		}
+		elseif(filter_var($int, FILTER_VALIDATE_INT) === false ) {
+			return false;
+		}
+
+		return true;
+	}
+
+	// Thanks, http://php.net/manual/en/function.checkdate.php#113205
+	public static function date($date, $format='Y-m-d H:i:s')
+	{
+		$tmp = DateTime::createFromFormat($format, $date);
+
+		return $tmp && $tmp->format($format)==$date;
+	}
+
+}