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1 <?php 2 3 namespace dokuwiki\plugin\config\core\Setting; 4 5 /** 6 * Class setting_numeric 7 */ 8 class SettingNumeric extends SettingString { 9 // This allows for many PHP syntax errors... 10 // var $_pattern = '/^[-+\/*0-9 ]*$/'; 11 // much more restrictive, but should eliminate syntax errors. 12 protected $pattern = '/^[-+]? *[0-9]+ *(?:[-+*] *[0-9]+ *)*$/'; 13 protected $min = null; 14 protected $max = null; 15 16 /** @inheritdoc */ 17 public function update($input) { 18 $local = $this->local; 19 $valid = parent::update($input); 20 if($valid && !(is_null($this->min) && is_null($this->max))) { 21 $numeric_local = (int) eval('return ' . $this->local . ';'); 22 if((!is_null($this->min) && $numeric_local < $this->min) || 23 (!is_null($this->max) && $numeric_local > $this->max)) { 24 $this->error = true; 25 $this->input = $input; 26 $this->local = $local; 27 $valid = false; 28 } 29 } 30 return $valid; 31 } 32 33 /** @inheritdoc */ 34 public function out($var, $fmt = 'php') { 35 if($fmt != 'php') return ''; 36 37 $local = $this->local === '' ? "''" : $this->local; 38 $out = '$' . $var . "['" . $this->getArrayKey() . "'] = " . $local . ";\n"; 39 40 return $out; 41 } 42 }
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