includes/htmlform/fields/HTMLIntField.php

   1 <?php
   2
   3 namespace MediaWiki\HTMLForm\Field;
   4
   5 /**
   6  * A field that must contain a number
   7  *
   8  * @stable to extend
   9  */
  10 class HTMLIntField extends HTMLFloatField {
  11
  12         /**
  13          * @inheritDoc
  14          * @stable to override
  15          */
  16         public function validate( $value, $alldata ) {
  17                 $p = parent::validate( $value, $alldata );
  18
  19                 if ( $p !== true ) {
  20                         return $p;
  21                 }
  22
  23                 # https://www.w3.org/TR/html5/infrastructure.html#signed-integers
  24                 # with the addition that a leading '+' sign is ok. Note that leading zeros
  25                 # are fine, and will be left in the input, which is useful for things like
  26                 # phone numbers when you know that they are integers (the HTML5 type=tel
  27                 # input does not require its value to be numeric).  If you want a tidier
  28                 # value to, eg, save in the DB, clean it up with intval().
  29                 if ( !preg_match( '/^((\+|\-)?\d+)?$/', trim( $value ?? '' ) ) ) {
  30                         return $this->msg( 'htmlform-int-invalid' );
  31                 }
  32
  33                 return true;
  34         }
  35 }
  36
  37 /** @deprecated class alias since 1.42 */
  38 class_alias( HTMLIntField::class, 'HTMLIntField' );