From fe09bbb472c9d939550d592b8199aada0d2f0cdd Mon Sep 17 00:00:00 2001
From: Markus Ankenbrand <markus@ankenbrand.me>
Date: Mon, 12 Sep 2016 20:01:49 +0200
Subject: [PATCH] Add person filter

---
 functions.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/functions.php b/functions.php
index 6ad43ce..a2c1997 100644
--- a/functions.php
+++ b/functions.php
@@ -24,6 +24,13 @@ add_filter('acf/fields/google_map/api', 'my_acf_google_map_api');
 function my_home_category( $query ) {
 	if ( $query->is_home() && $query->is_main_query() ) {
 		$query->set( 'cat', '2');
+		if ( !empty( $_GET['person'] ) ) {
+			$query->set( 'meta_query', array(
+				'key'     => 'mitreisende',
+				'value'   => '"' . $_GET['person'] . '"',
+				'compare' => 'LIKE'
+			) );
+		}
 	}
 }