includes/htmlform/fields/HTMLFloatField.php

   1 <?php
   2
   3 namespace MediaWiki\HTMLForm\Field;
   4
   5 /**
   6  * A field that will contain a numeric value
   7  *
   8  * @stable to extend
   9  */
  10 class HTMLFloatField extends HTMLTextField {
  11         public function getSize() {
  12                 return $this->mParams['size'] ?? 20;
  13         }
  14
  15         public function validate( $value, $alldata ) {
  16                 $p = parent::validate( $value, $alldata );
  17
  18                 if ( $p !== true ) {
  19                         return $p;
  20                 }
  21
  22                 $value = trim( $value ?? '' );
  23
  24                 # https://www.w3.org/TR/html5/infrastructure.html#floating-point-numbers
  25                 # with the addition that a leading '+' sign is ok.
  26                 if ( !preg_match( '/^((\+|\-)?\d+(\.\d+)?(E(\+|\-)?\d+)?)?$/i', $value ) ) {
  27                         return $this->msg( 'htmlform-float-invalid' );
  28                 }
  29
  30                 # The "int" part of these message names is rather confusing.
  31                 # They make equal sense for all numbers.
  32                 if ( isset( $this->mParams['min'] ) ) {
  33                         $min = $this->mParams['min'];
  34
  35                         if ( $min > $value ) {
  36                                 return $this->msg( 'htmlform-int-toolow', $min );
  37                         }
  38                 }
  39
  40                 if ( isset( $this->mParams['max'] ) ) {
  41                         $max = $this->mParams['max'];
  42
  43                         if ( $max < $value ) {
  44                                 return $this->msg( 'htmlform-int-toohigh', $max );
  45                         }
  46                 }
  47
  48                 return true;
  49         }
  50
  51         /**
  52          * @inheritDoc
  53          * @stable to override
  54          */
  55         protected function getInputWidget( $params ) {
  56                 return new \OOUI\NumberInputWidget( $params );
  57         }
  58 }
  59
  60 /** @deprecated class alias since 1.42 */
  61 class_alias( HTMLFloatField::class, 'HTMLFloatField' );