<?php

/**
 * @copyright (C) 2013 iJoomla, Inc. - All rights reserved.
 * @license GNU General Public License, version 2 (http://www.gnu.org/licenses/gpl-2.0.html)
 * @author iJoomla.com <webmaster@ijoomla.com>
 * @url https://www.jomsocial.com/license-agreement
 * The PHP code portions are distributed under the GPL license. If not otherwise stated, all images, manuals, cascading style sheets, and included JavaScript *are NOT GPL, and are released under the IJOOMLA Proprietary Use License v1.0
 * More info at https://www.jomsocial.com/license-agreement
 */

use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Uri\Uri;

// no direct access
defined('_JEXEC') or die('Restricted access');

class CMailq {

    /**
     * Do a batch send
     */
    public function send($total = 100) {
        $app         = Factory::getApplication();
        $mailqModel  = CFactory::getModel('mailq');
        $userModel   = CFactory::getModel('user');
        $mails       = $mailqModel->get($total);
        $mailer      = Factory::getMailer();
        $config      = CFactory::getConfig();
        $senderEmail = Factory::getConfig()->get('mailfrom');
        $senderName  = Factory::getConfig()->get('fromname');
        $sitename    = Factory::getConfig()->get('config.sitename');


        if (empty($mails)) {
            return;
        }

        foreach ($mails as $row) {
            // mark email as sent no matter success or not
            $mailqModel->markSent($row->id);

            if ( $row->email_type === 'etype_friends_invite_users' ) {
                /* for invite email */
                $raw = isset($row->params) ? $row->params : '';
                $rowParams = new CParameter ($row->params);
                $userid = Uri::getInstance($rowParams->get('actor_url'))->getVar('userid');
            }else {
                // @rule: only send emails that is valid.
                // @rule: make sure recipient is not blocked!
                $userid = $userModel->getUserFromEmail($row->recipient);
            }

            $user = CFactory::getUser($userid);

            //verify user email list settting
            $user_params = $user->getParams();
            $validate = true;
           
            if (!empty($row->email_type)) {
                if ($row->email_type == 'etype_request_invite' || $row->email_type == 'etype_pages_invite') {
                    $validate = true;
                } else {
                    $validate = ($user_params->get($row->email_type, $config->get($row->email_type)) == 1 ) ? true : false;
                }
            }
            
            if (!$user->isBlocked() && !CStringHelper::stristr($row->recipient, 'foo.bar') && $validate) {

                $mailer->setSender(array($senderEmail, $senderName));
                $mailer->addRecipient($row->recipient);

                // Replace any occurences of custom variables within the braces scoe { }
                $row->subject = CContentHelper::injectTags($row->subject, $row->params, false);
                // clean email subject
                $row->subject = str_replace('@', '', $row->subject);

                $mailer->setSubject($row->subject);
                
                $tmpl = new CTemplate();
                $raw = isset($row->params) ? $row->params : '';
                $params = new CParameter($row->params);
                $base = $config->get('htmlemail') ? 'email.html' : 'email.text';

                //convert tags to username if needed
                $row->body = CUserHelper::replaceAliasURL($row->body, false, true);

                if ($config->get('htmlemail')) {
                    $row->body = CString::str_ireplace(array("<p>\r\n", "<p>\r", "<p>\n"), '<p>', $row->body);
                    $row->body = CString::str_ireplace(array("</p>\r\n", "</p>\r", "</p>\n"), '</p>', $row->body);
                    $row->body = CString::str_ireplace(array("\r\n", "\r", "\n"), '<br />', $row->body);
                    // fix image overlapping mail client
                    $row->body = CString::str_ireplace('<img ', '<img style="max-width:100%" ', $row->body);

                    $mailer->IsHTML(true);
                } else {
                    //@rule: Some content might contain 'html' tags. Strip them out since this mail should never contain html tags.
                    $row->body = CStringHelper::escape(strip_tags($row->body));
                }
                $copyrightemail = trim($config->get('copyrightemail'));

                $tmpl->set('email_type', $row->email_type);
                $tmpl->set('avatar', $user->getAvatar());
                $tmpl->set('thumbAvatar', $user->getThumbAvatar());
                $tmpl->set('name', ($userid) ? $user->getDisplayName() : Text::_('COM_COMMUNITY_ACTIVITIES_GUEST'));
                $tmpl->set('email', $user->email);
                $tmpl->set('sitename', $sitename);
                $tmpl->set('unsubscribeLink', CRoute::getExternalURL('index.php?option=com_community&view=profile&task=preferences#email'), false);
                $tmpl->set('userid', $userid);
                $tmpl->set('copyrightemail', $copyrightemail);
                $tmpl->set('recepientemail', $row->recipient);
                $tmpl->set('content', $row->body);
                $tmpl->set('template', Uri::root(true) . '/components/com_community/templates/' . $config->get('template'));
                $tmpl->set('sitename', $config->get('sitename'));

                $row->body = $tmpl->fetch($base);

                // Replace any occurences of custom variables within the braces scoe { }
                if (!empty($row->body)) {
                    $row->body = CContentHelper::injectTags($row->body, $row->params, false);
                }
                unset($tmpl);
                $mailer->setBody($row->body);

                try {
                    if($mailer->send()){
                        $validate = true;
                    }else{
                        $validate = false;
                    }
                } catch (\Throwable $th) {
                    $validate = false;
                }
            }

            if (!$validate) { //email is blocked by user settings
                $mailqModel->markEmailStatus($row->id, 2);
            }

            $mailer->ClearAllRecipients();
        }
    }

}

/**
 * Maintain classname compatibility with JomSocial 1.6 below
 */
class CMailqLibrary extends CMailq {

}