Update functions.lib.php

Author: eldy

htdocs/core/lib/functions.lib.php

@@ -9285,15 +9285,12 @@ function dol_eval($s, $returnvalue = 0, $hideerrors = 1, $onlysimplestring = '1'
 			return 'Bad string syntax to evaluate (value is Array) '.var_export($s, true);
 		}
 
-		// Disallow double colon
-		if (getDolGlobalString('MAIN_DISALLOW_DOUBLE_COLON_IN_DOL_EVAL')) {
-			if (strpos($s, '::') !== false) {
-				if ($returnvalue) {
-					return 'Bad string syntax to evaluate (double : char is forbidden): '.$s;
-				} else {
-					dol_syslog('Bad string syntax to evaluate (double : char is forbidden): '.$s);
-					return '';
-				}
+		if (!getDolGlobalString('MAIN_ALLOW_DOUBLE_COLON_IN_DOL_EVAL') && strpos($s, '::') !== false) {
+			if ($returnvalue) {
+				return 'Bad string syntax to evaluate (double : char is forbidden without setting MAIN_ALLOW_DOUBLE_COLON_IN_DOL_EVAL): '.$s;
+			} else {
+				dol_syslog('Bad string syntax to evaluate (double : char is forbidden without setting MAIN_ALLOW_DOUBLE_COLON_IN_DOL_EVAL): '.$s, LOG_WARNING);
+				return '';
 			}
 		}