From f7228d96af13d800324f75d711ba05cc1df042b4 Mon Sep 17 00:00:00 2001
From: Florian Mortgat <florian.mortgat@atm-consulting.fr>
Date: Fri, 20 Nov 2020 19:12:59 +0100
Subject: [PATCH] FIX 12.0 - when the cronjob 'params' field is empty, the cron
 method is called with one empty string param instead of no params at all

---
 htdocs/cron/class/cronjob.class.php | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/htdocs/cron/class/cronjob.class.php b/htdocs/cron/class/cronjob.class.php
index 39220f0cebe..ba7adfd320f 100644
--- a/htdocs/cron/class/cronjob.class.php
+++ b/htdocs/cron/class/cronjob.class.php
@@ -1052,7 +1052,10 @@ class Cronjob extends CommonObject
 				$object = new $this->objectname($this->db);
 				if ($this->entity > 0) $object->entity = $this->entity; // We work on a dedicated entity
 
-				$params_arr = array_map('trim', explode(",", $this->params));
+				$params_arr = array();
+				if (!empty($this->params) || $this->params === '0'){
+					$params_arr = array_map('trim', explode(",", $this->params));
+				}
 
 				if (!is_array($params_arr))
 				{
@@ -1113,7 +1116,7 @@ class Cronjob extends CommonObject
 			}
 
 			dol_syslog(get_class($this)."::run_jobs ".$this->libname."::".$this->methodename."(".$this->params.");", LOG_DEBUG);
-			$params_arr = explode(", ", $this->params);
+				$params_arr = explode(", ", $this->params);
 			if (!is_array($params_arr))
 			{
 				$result = call_user_func($this->methodename, $this->params);