EmailSender.php

<?php

namespace WPDesk\Library\WPEmail;

use WPDesk\Library\WPEmail\Abstracts\EmailInterface;
use WPDesk\Library\WPEmail\Parser\HTMLDecorator;
use WPDesk\View\Renderer\Renderer;
use WPDesk\View\Renderer\SimplePhpRenderer;
use WPDesk\View\Resolver\ChainResolver;
use WPDesk\View\Resolver\DirResolver;
use WPDesk\View\Resolver\WPThemeResolver;

class EmailSender {

    /**
     * @var EmailInterface[]
     */
    private $emails = [];

    /**
     * @var string
     */
    private $from = 'wordpress@wordpress.org';

    /**
     * @var string
     */
    private $from_name = 'WordPress';

    /**
     * @var Renderer
     */
    private $renderer;

    /**
     * @param $from
     * @param $from_name
     */
    public function __construct() {
        $this->init_renderer();
    }

    public function init_renderer() {
        $resolver = new ChainResolver();
        $resolver->appendResolver( new DirResolver( __DIR__ ) );

        $this->renderer = new SimplePhpRenderer( $resolver );
    }

    public function set_renderer( Renderer $renderer ) {
        $this->renderer = $renderer;
    }

    public function add_email( EmailInterface $email ) {
        $this->emails[ $email->get_id() ] = $email;
    }

    public function get_emails(): array {
        return $this->emails;
    }

    public function set_from( string $from ) {
        $this->from = $from;
    }


    /**
     * WordPress callback for setting the from email
     *
     * @param string $email