Debug v18

htdocs/core/lib/functions2.lib.php

@@ -2909,3 +2909,42 @@ function acceptLocalLinktoMedia()
 	//return 1;
 	return $acceptlocallinktomedia;
 }
+
+
+/**
+ * Remove first and last parenthesis but only if first is the opening and last the closing of the same group
+ *
+ * @param 	string	$string		String to sanitize
+ * @return 	string				String without global parenthesis
+ */
+function removeGlobalParenthesis($string)
+{
+	$string = trim($string);
+
+	// If string does not start and end with parenthesis, we return $string as is.
+	if (! preg_match('/^\(.*\)$/', $string)) {
+		return $string;
+	}
+
+	$nbofchars = dol_strlen($string);
+	$i = 0; $g = 0;
+	$countparenthesis = 0;
+	while ($i < $nbofchars) {
+		$char = dol_substr($string, $i, 1);
+		if ($char == '(') {
+			$countparenthesis++;
+		} elseif ($char == ')') {
+			$countparenthesis--;
+			if ($countparenthesis <= 0) {	// We reach the end of an independent group of parenthesis
+				$g++;
+			}
+		}
+		$i++;
+	}
+
+	if ($g <= 1) {
+		return preg_replace('/^\(/', '', preg_replace('/\)$/', '', $string));
+	}
+
+	return $string;
+}