IntegerDef.php

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<?php
 
namespace Wikimedia\ParamValidator\TypeDef;
 
use Wikimedia\Message\MessageValue;
use Wikimedia\ParamValidator\ParamValidator;
 
class IntegerDef extends NumericDef {
 
    public function validate( $name, $value, array $settings, array $options ) {
        if ( is_array( $value ) || !preg_match( '/^[+-]?\d+$/D', $value ) ) {
            $this->failure( 'badinteger', $name, $value, $settings, $options );
        }
        $ret = intval( $value, 10 );
 
        // intval() returns min/max on overflow, so check that
        if ( $ret === PHP_INT_MAX || $ret === PHP_INT_MIN ) {
            $tmp = ( $ret < 0 ? '-' : '' ) . ltrim( $value, '-0' );
            if ( $tmp !== (string)$ret ) {
                $this->failure( 'badinteger', $name, $value, $settings, $options );
            }
        }
 
        return $this->checkRange( $ret, $name, $value, $settings, $options );
    }
 
    public function getHelpInfo( $name, array $settings, array $options ) {
        $info = parent::getHelpInfo( $name, $settings, $options );
 
        $info[ParamValidator::PARAM_TYPE] = MessageValue::new( 'paramvalidator-help-type-integer' )
            ->params( empty( $settings[ParamValidator::PARAM_ISMULTI] ) ? 1 : 2 );
 
        return $info;
    }
 
    public function stringifyValue( $name, $value, array $settings, array $options ) {
        if ( !is_array( $value ) ) {
            return parent::stringifyValue( $name, $value, $settings, $options );
        }
 
        return ParamValidator::implodeMultiValue( $value );
    }
 
}