php

<?php
namespace PortoContactForm;
session_start();

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

require 'php/php-mailer/src/PHPMailer.php';
require 'php/php-mailer/src/SMTP.php';
require 'php/php-mailer/src/Exception.php';

// Step 1 - Enter your email address below.
$email = 'you@domain.com';

// If the e-mail is not working, change the debug option to 2 | $debug = 2;
$debug = 0;

if(isset($_POST['emailSent'])) {

    // If contact form don't has the subject input change the value of subject here
    $subject = ( isset($_POST['subject']) ) ? $_POST['subject'] : 'Define subject in php/contact-form.php line 29';

    if(isset($_POST['g-recaptcha-response']) && !empty($_POST['g-recaptcha-response'])) {

        // Your Google reCAPTCHA generated Secret Key here
        $secret = 'YOUR_RECAPTCHA_SECRET_KEY';

        if( ini_get('allow_url_fopen') ) {
            //reCAPTCHA - Using file_get_contents()
            $verifyResponse = file_get_contents('https://www.google.com/recaptcha/api/siteverify?secret='.$secret.'&response='.$_POST['g-recaptcha-response']);
            $responseData = json_decode($verifyResponse);
        } else if( function_exists('curl_version') ) {
            // reCAPTCHA - Using CURL
            $fields = array(
                'secret'    =>  $secret,
                'response'  =>  $_POST['g-recaptcha-response'],
                'remoteip'  =>  $_SERVER['REMOTE_ADDR']
            );

            $verifyResponse = curl_init("https://www.google.com/recaptcha/api/siteverify");
            curl_setopt($verifyResponse, CURLOPT_RETURNTRANSFER, true);
            curl_setopt($verifyResponse, CURLOPT_TIMEOUT, 15);
            curl_setopt($verifyResponse, CURLOPT_POSTFIELDS, http_build_query($fields));
            $responseData = json_decode(curl_exec($verifyResponse));
            curl_close($verifyResponse);
        } else {
            $arrResult = array ('response'=>'error','errorMessage'=>'You need CURL or file_get_contents() activated in your server. Please contact your host to activate.');
            echo json_encode($arrResult);
            die();
        }

        if($responseData->success) {

            $message = '';

            foreach($_POST as $label => $value) {
                if( !in_array( $label, array( 'emailSent', 'captcha' ) ) ) {
                    $label = ucwords($label);

                    // Use the commented code below to change label texts. On this example will change "Email" to "Email Address"

                    // if( $label == 'Email' ) {
                    //  $label = 'Email Address';
                    // }

                    // Checkboxes
                    if( is_array($value) ) {
                        // Store new value
                        $value = implode(', ', $value);
                    }

                    $message .= $label.": " . htmlspecialchars($value, ENT_QUOTES) . "<br>\n";
                }
            }

            $mail = new PHPMailer(true);

            try {

                $mail->SMTPDebug = $debug;                            // Debug Mode

                // Step 3 (Optional) - If you don't receive the email, try to configure the parameters below:

                //$mail->IsSMTP();                                         // Set mailer to use SMTP
                //$mail->Host = 'mail.yourserver.com';                     // Specify main and backup server
                //$mail->SMTPAuth = true;                                  // Enable SMTP authentication
                //$mail->Username = 'user@example.com';                    // SMTP username
                //$mail->Password = 'secret';                              // SMTP password
                //$mail->SMTPSecure = 'tls';                               // Enable encryption, 'ssl' also accepted
                //$mail->Port = 587;                                       // TCP port to connect to

                $mail->AddAddress($email);                                 // Add a recipient

                //$mail->AddAddress('person2@domain.com', 'Person 2');     // Add another recipient
                //$mail->AddCC('person3@domain.com', 'Person 3');          // Add a "Cc" address.
                //$mail->AddBCC('person4@domain.com', 'Person 4');         // Add a "Bcc" address.

                // From - Name
                $fromName = ( isset($_POST['name']) ) ? $_POST['name'] : 'Website User';
                $mail->SetFrom($email, $fromName);

                // Repply To
                if( isset($_POST['email']) ) {
                    $mail->AddReplyTo($_POST['email'], $fromName);
                }

                $mail->IsHTML(true);                                        // Set email format to HTML

                $mail->CharSet = 'UTF-8';

                $mail->Subject = $subject;
                $mail->Body    = $message;

                // Step 4 - If you don't want to attach any files, remove that code below
                if (isset($_FILES['attachment']) && $_FILES['attachment']['error'] == UPLOAD_ERR_OK) {
                    $mail->AddAttachment($_FILES['attachment']['tmp_name'], $_FILES['attachment']['name']);
                }

                $mail->Send();

                $arrResult = array ('response'=>'success');

            } catch (Exception $e) {
                $arrResult = array ('response'=>'error','errorMessage'=>$e->errorMessage());
            } catch (\Exception $e) {
                $arrResult = array ('response'=>'error','errorMessage'=>$e->getMessage());
            }

        } else {
            $arrResult = array ('response'=>'error','errorMessage'=>'Robot verification failed, please try again');
        }

    } else {
        $arrResult = array ('response'=>'error','errorMessage'=>'Please click on the reCAPTCHA box.');
    }
}
?>