From 1351f1155176a8fc2bb698ef39904fb048a6fe2d Mon Sep 17 00:00:00 2001
From: Matias Griese <matias@trilbymedia.com>
Date: Thu, 5 Mar 2020 21:43:53 +0200
Subject: [PATCH] Added field validation for array of lines

---
 system/src/Grav/Common/Data/Validation.php | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/system/src/Grav/Common/Data/Validation.php b/system/src/Grav/Common/Data/Validation.php
index 08e2e3ac9..f37958108 100644
--- a/system/src/Grav/Common/Data/Validation.php
+++ b/system/src/Grav/Common/Data/Validation.php
@@ -208,6 +208,17 @@ class Validation
         return \is_array($value) ? true : self::typeText($value, $params, $field);
     }
 
+    /**
+     * @param mixed $value
+     * @param array $params
+     * @param array $field
+     * @return array|array[]|false|string[]
+     */
+    protected static function filterLines($value, array $params, array $field)
+    {
+        return \is_array($value) ? $value : preg_split('/\s*[\r\n]+\s*/', $value, -1, PREG_SPLIT_NO_EMPTY);
+    }
+
     /**
      * @param mixed $value
      * @param array $params