From 31b548291a720ae50d84cf474fd56938d6b60ff5 Mon Sep 17 00:00:00 2001
From: Roger Dueck <rdueck@mcmillan-mcgee.com>
Date: Mon, 29 May 2023 10:17:22 -0600
Subject: [PATCH] Fix undefined and invalid access issues

---
 htdocs/projet/element.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/htdocs/projet/element.php b/htdocs/projet/element.php
index 9dc6090c3d776..a4d847c50236d 100644
--- a/htdocs/projet/element.php
+++ b/htdocs/projet/element.php
@@ -1164,7 +1164,7 @@
 			for ($i = 0; $i < $num; $i++) {
 				$tmp = explode('_', $elementarray[$i]);
 				$idofelement = $tmp[0];
-				$idofelementuser = $tmp[1];
+				$idofelementuser = $tmp[1] ?? null;
 
 				$element->fetch($idofelement);
 				if ($idofelementuser) {
@@ -1192,7 +1192,7 @@
 					$total_ht_by_third = 0;
 					$total_ttc_by_third = 0;
 				}
-				$saved_third_id = $element->thirdparty->id;
+				$saved_third_id = $element->thirdparty->id ?? null;
 
 				$qualifiedfortotal = true;
 				if ($key == 'invoice') {
@@ -1239,7 +1239,8 @@
 
 					$element_doc = $element->element;
 					$filename = dol_sanitizeFileName($element->ref);
-					$filedir = $conf->{$element_doc}->multidir_output[$element->entity].'/'.dol_sanitizeFileName($element->ref);
+					$path = $conf?->{$element_doc}?->multidir_output[$element->entity] ?? null;
+					$filedir = $path.'/'.dol_sanitizeFileName($element->ref);
 
 					if ($element_doc === 'order_supplier') {
 						$element_doc = 'commande_fournisseur';
@@ -1489,7 +1490,8 @@
 					$total_ht_by_third += $total_ht_by_line;
 					$total_ttc_by_third += $total_ttc_by_line;
 
-					$total_time = $total_time + $total_time_by_line;
+					if (!isset($total_time)) $total_time = $total_time_by_line;
+					else $total_time += $total_time_by_line;
 				}
 
 				if (canApplySubtotalOn($tablename)) {