Custom Array Validation for Laravel

ArrayValidation.php

<?php

class ArrayValidation extends Illuminate\Validation\Validator
{
    public function validatePeriodArray($field, $values, $params)
    {
        $valid = true;

        foreach($values as $value)
        {
            $validator = Validator::make(
                array('period' => $value),
                array('period' => array('required', 'date_format:d-m-Y - d-m-Y'))
            );

            if ($validator->fails())
            {
                $valid = false;
                break;
            }
        }

        if($valid)
        {
            return true;
        }
        else
        {
            return false;
        }
    }

    public function validatePricePerDayArray($field, $values, $params)
    {
        $valid = true;

        foreach($values as $value)
        {
            $validator = Validator::make(
                array('price_per_day' => $value),
                array('price_per_day' => array('required', 'numeric', 'min:0'))
            );

            if ($validator->fails())
            {
                $valid = false;
                break;
            }
        }

        if($valid)
        {
            return true;
        }
        else
        {
            return false;
        }
    }
}

global.php

<?php

//... other stuff

/*
ArrayValidation class that extends Validation class
*/
Validator::resolver(function($translator, $data, $rules, $messages)
{
    return new ArrayValidation($translator, $data, $rules, $messages);
});

Usage.md

'required_with:rent|array|pricePerDayArray', 'period' => 'required_with:price_per_day|array|periodArray' ); ```

Thank you, can you check my second question in laracasts forum? tia.