Validate local and international mobile no. Extract local mobile no.

MobileNumberValidator.php

<?php

namespace App\Http\Requests;


class MobileNumberValidator
{
    /**
     * Validate local/international Mobile No
     *
     */


    private $local_regex = '/^(?:\+88|01)?(?:\d{11}|\d{13})$/';


    // reference: https://stackoverflow.com/a/6967885
    private $international_regex = '/\+(9[976]\d|8[987530]\d|6[987]\d|5[90]\d|42\d|3[875]\d|
        2[98654321]\d|9[8543210]|8[6421]|6[6543210]|5[87654321]|
        4[987654310]|3[9643210]|2[70]|7|1)\d{1,14}$/';


    private $prefix_regex = '/^(\+88|88|0088)?(01[135-8])/';


    /**
     * Validate the number
     * @param $mobile_no
     * @return array
     *      is_valid: true/false
     *      validation type: local, international, null
     *      operator_code: 017/018/016
     */
    public function validate($mobile_no)
    {
        $mobile_no = preg_replace("/[^0-9+]/", '', $mobile_no); //removing all non numeric characters

        $returnable = [
            'is_valid' => false,
            'type' => '',
        ];

        if(empty($mobile_no)) {
            $returnable = [
                'is_valid' => false,
                'type' => 'empty',
            ];
            return $returnable;
        }

        if (preg_match($this->local_regex, $mobile_no, $match)) {
            $prefix = [];
            if (preg_match($this->prefix_regex, $mobile_no, $getPrefix)) {
                $prefix = [
                    'operator_code' => $getPrefix[2],
//                    'mobile_no' => $mobile_no,
//                    'operator_code' => $getPrefix[1],
                ];
            }

            $returnable = [
                    'is_valid' => true,
                    'type' => 'local',
                    'mobile_no' => $mobile_no,
                ] + $prefix;

        } elseif (preg_match($this->international_regex, $mobile_no)) {
            $returnable = [
                'is_valid' => true,
                'type' => 'international',
                'mobile_no' => $mobile_no,
            ];
        }

        return $returnable;
    }
}

/**
 * Uses:
 *
 * $mobile_no = '+8801822 141954';
 * return (new \App\Http\Requests\MobileNumberValidator())->validate($mobile_no);
 */