diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 04b7d4985cd..294e605125e 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -569,6 +569,28 @@ abstract class CommonObject
 		return dol_trunc($ret, $maxlen);
 	}
 
+	/**
+	 * Set to upper or ucwords/lower if needed
+	 *
+	 * @return void;
+	 */
+	public function setUpperOrLowerCase()
+	{
+		global $conf;
+		if (!empty($conf->global->MAIN_FIRST_TO_UPPER)) {
+			$this->lastname = dol_ucwords(dol_strtolower($this->lastname));
+			$this->firstname = dol_ucwords(dol_strtolower($this->firstname));
+			$this->name = dol_ucwords(dol_strtolower($this->name));
+		}
+		if (!empty($conf->global->MAIN_ALL_TO_UPPER)) {
+			$this->lastname = dol_strtoupper($this->lastname);
+			$this->name = dol_strtoupper($this->name);
+		}
+		if (!empty($conf->global->MAIN_ALL_TOWN_TO_UPPER)) {
+			$this->town = dol_strtoupper($this->town);
+		}
+	}
+
 	/**
 	 *	Return clicable link of object (with eventually picto)
 	 *