10a5b05ebSAndreas Gohr<?php 20a5b05ebSAndreas Gohr 30a5b05ebSAndreas Gohrnamespace dokuwiki\plugin\config\core\Setting; 40a5b05ebSAndreas Gohr 50a5b05ebSAndreas Gohr/** 60a5b05ebSAndreas Gohr * Class setting_numericopt 70a5b05ebSAndreas Gohr */ 88c7c53b0SAndreas Gohrclass SettingNumericopt extends SettingNumeric 98c7c53b0SAndreas Gohr{ 100a5b05ebSAndreas Gohr // just allow an empty config 11467c1427SAndreas Gohr protected $pattern = '/^(|[-]?\d+(?:[-+*]\d+)*)$/'; 120a5b05ebSAndreas Gohr 130a5b05ebSAndreas Gohr /** 140a5b05ebSAndreas Gohr * @inheritdoc 150a5b05ebSAndreas Gohr * Empty string is valid for numericopt 160a5b05ebSAndreas Gohr */ 17*d868eb89SAndreas Gohr public function update($input) 18*d868eb89SAndreas Gohr { 190a5b05ebSAndreas Gohr if ($input === '') { 20f37fd93eSAndreas Gohr if ($input == $this->local) return false; 21f37fd93eSAndreas Gohr $this->local = $input; 220a5b05ebSAndreas Gohr return true; 230a5b05ebSAndreas Gohr } 240a5b05ebSAndreas Gohr 250a5b05ebSAndreas Gohr return parent::update($input); 260a5b05ebSAndreas Gohr } 270a5b05ebSAndreas Gohr} 28