anpdf/app/routes/email.php

<?php

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


function sendmail($config, $mail) {
    ini_set('display_errors', 1);
    ini_set('display_startup_errors', 1);
    error_reporting(E_ALL);

    $send = new PHPMailer(true);

    try {
        //$send->SMTPDebug = 2; // Включить отладку
        //$send->Debugoutput = 'html';

        $send->isSMTP();
        $send->Host = 'mail.argumenti.ru';
        $send->SMTPAuth = true;
        $send->CharSet = 'UTF-8';
        $send->Username = 'klan@mail.argumenti.ru';
        $send->Password = 'Adfhj789-jkhgk6F';
        $send->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;
        $send->Port =  587;

        $send->setFrom('klan@mail.argumenti.ru', 'Аргументы Недели');
        $send->addAddress($mail['mail'], $mail['mail']);
        
        if (isset($mail['html'])) {
            $send->isHTML(true);
        } else {
            $send->ContentType = 'text/plain';
            $send->isHTML(false);
        }

        $send->Subject = $mail['subject'];
        $send->Body = $mail['message'];

        return $send->send();
    } catch (Exception $e) {
        //echo "Ошибка отправки: {$e->getMessage()}";
		echo '<p>К сожалению в данный момент письмо невозможно отправить.</p><p>Попробуйте позже.</p>';
    }
}


function sendmail_old($config, $mail){

    $send = new PHPMailer;
	$send->isSMTP();
	//$send->SMTPDebug=3;                                      // Set mailer to use SMTP
	$send->Host = $config['host'];  // Specify main and backup SMTP servers
	$send->Username = $config['login'];                 // SMTP username
	$send->Password = $config['password']; 
    
    if (isset($config['secure'])) {
		$send->SMTPSecure = $config['secure'];
		$send->SMTPAuth = true; 
	}	
	else {
		$send->SMTPSecure = false;
		$send->SMTPAutoTLS = false;
    }
    
	$send->Port = $config['port'];                                    // TCP port to connect to
	$send->setFrom($config['login'], $config['name']);
	$send->addAddress($mail['mail'], $mail['mail']);     // Add a recipient
	$send->CharSet = 'UTF-8';

	if (isset($mail['html'])){
		$send->isHTML(True);  // Set email format to HTML
	}
	else {
		$send->ContentType = 'text/plain'; 
		$send->isHTML(False); 
	}	

	$send->Subject = $mail['subject'];
	$send->Body = $mail['message'];
					
	return $send->send();

}