From 0e2710d164cc7d7676c98377e6e13900b24f7556 Mon Sep 17 00:00:00 2001
From: Florian Meyer <florian.meyer@project-engineers.de>
Date: Thu, 18 Jan 2018 17:52:32 +0100
Subject: [PATCH] Fixed error on empty content field

---
 Model/KnpResultSet.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Model/KnpResultSet.php b/Model/KnpResultSet.php
index 63d6e1f..035d4e4 100644
--- a/Model/KnpResultSet.php
+++ b/Model/KnpResultSet.php
@@ -74,6 +74,7 @@ public function getResults($offset = 0, $limit = null) {
 	public function getExcerpt(BaseDocument $document) {
 		$content = $document->getFieldValue(BaseDocument::FIELD_CONTENT);
 		$content = !is_array($content) ? $content : implode(' ', $content);
+		if($content === null) return null;
 		return Utils::highlight(Utils::excerpt($content, $this->term), $this->term);
 	}
 }
\ No newline at end of file