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gustavooth
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<?php
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namespace FluentMail\App\Services\Mailer;
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use Exception;
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use InvalidArgumentException;
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use FluentMail\App\Models\Logger;
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use FluentMail\Includes\Support\Arr;
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use FluentMail\Includes\Core\Application;
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use FluentMail\App\Services\Mailer\Manager;
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use FluentMail\App\Services\Mailer\ValidatorTrait;
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class BaseHandler
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{
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use ValidatorTrait;
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protected $app = null;
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protected $params = [];
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protected $manager = null;
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protected $phpMailer = null;
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protected $settings = [];
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protected $attributes = [];
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protected $response = null;
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protected $existing_row_id = null;
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public function __construct(?Application $app = null, ?Manager $manager = null)
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{
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$this->app = $app ?: fluentMail();
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$this->manager = $manager ?: fluentMail(Manager::class);
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}
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public function setPhpMailer($phpMailer)
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{
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$this->phpMailer = $phpMailer;
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if(!$this->phpMailer->CharSet) {
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$this->phpMailer->CharSet = 'UTF-8';
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}
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return $this;
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}
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public function setSettings($settings)
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{
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$this->settings = $settings;
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return $this;
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}
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protected function preSend()
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{
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$this->attributes = [];
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if ($this->isForced('from_name')) {
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$this->phpMailer->FromName = $this->getSetting('sender_name');
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}
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if ($this->getSetting('return_path') == 'yes') {
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$this->phpMailer->Sender = $this->phpMailer->From;
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}
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$this->attributes = $this->setAttributes();
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return true;
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}
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protected function isForced($key)
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{
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return $this->getSetting("force_{$key}") == 'yes';
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}
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public function isForcedEmail()
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{
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return $this->getSetting("force_from_email") != 'no';
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}
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public function isActive()
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{
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return $this->getSetting('is_active') == 'yes';
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}
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protected function getDefaultParams()
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{
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$timeout = (int)ini_get('max_execution_time');
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return [
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'timeout' => $timeout ?: 30,
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'httpversion' => '1.1',
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'blocking' => true,
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];
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}
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protected function setAttributes()
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{
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$from = $this->setFrom();
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$replyTos = $this->setRecipientsArray(array_values(
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$this->phpMailer->getReplyToAddresses()
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));
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$contentType = $this->phpMailer->ContentType;
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$customHeaders = $this->setFormattedCustomHeaders();
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$recipients = [
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'to' => $this->setRecipientsArray($this->phpMailer->getToAddresses()),
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'cc' => $this->setRecipientsArray($this->phpMailer->getCcAddresses()),
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'bcc' => $this->setRecipientsArray($this->phpMailer->getBccAddresses())
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];
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return array_merge($this->attributes, [
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'from' => $from,
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'to' => $recipients['to'],
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'subject' => $this->phpMailer->Subject,
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'message' => $this->phpMailer->Body,
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'alt_body' => $this->phpMailer->AltBody,
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'attachments' => $this->phpMailer->getAttachments(),
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'custom_headers' => $customHeaders,
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'headers' => [
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'reply-to' => $replyTos,
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'cc' => $recipients['cc'],
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'bcc' => $recipients['bcc'],
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'content-type' => $contentType
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]
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]);
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}
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protected function setFrom()
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{
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$name = $this->getSetting('sender_name');
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$email = $this->getSetting('sender_email');
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$overrideName = $this->getSetting('force_from_name');
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if ($name && ($overrideName == 'yes' || $this->phpMailer->FromName == 'WordPress')) {
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$this->attributes['sender_name'] = $name;
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$this->attributes['sender_email'] = $email;
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$from = $name . ' <' . $email . '>';
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} elseif ($this->phpMailer->FromName) {
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$this->attributes['sender_email'] = $email;
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$this->attributes['sender_name'] = $this->phpMailer->FromName;
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$from = $this->phpMailer->FromName . ' <' . $email . '>';
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} else {
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$from = $this->attributes['sender_email'] = $email;
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}
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return $from;
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}
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protected function setRecipientsArray($array)
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{
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$recipients = [];
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foreach ($array as $key => $recipient) {
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$recipient = array_filter($recipient);
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if (!$recipient) continue;
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$recipients[$key] = [
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'email' => array_shift($recipient)
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];
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if ($recipient) {
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$recipients[$key]['name'] = array_shift($recipient);
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}
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}
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return $recipients;
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}
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protected function setFormattedCustomHeaders()
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{
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$headers = [];
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$customHeaders = $this->phpMailer->getCustomHeaders();
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foreach ($customHeaders as $key => $header) {
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if ($header[0] == 'Return-Path') {
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if ($this->getSetting('options.return_path') == 'no') {
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if (!empty($header[1])) {
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$this->phpMailer->Sender = $header[1];
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}
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}
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unset($customHeaders[$key]);
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} else {
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$headers[] = [
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'key' => $header[0],
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'value' => $header[1]
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];
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}
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}
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$this->phpMailer->clearCustomHeaders();
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foreach ($customHeaders as $customHeader) {
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$this->phpMailer->addCustomHeader($customHeader[0], $customHeader[1]);
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}
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return $headers;
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}
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public function getSetting($key = null, $default = null)
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{
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try {
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return $key ? Arr::get($this->settings, $key, $default) : $this->settings;
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} catch (Exception $e) {
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return $default;
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}
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}
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protected function getParam($key = null, $default = null)
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{
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try {
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return $key ? Arr::get($this->attributes, $key, $default) : $this->attributes;
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} catch (Exception $e) {
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return $default;
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}
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}
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protected function getHeader($key, $default = null)
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{
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try {
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return Arr::get(
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$this->attributes['headers'], $key, $default
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);
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} catch (Exception $e) {
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return $default;
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}
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}
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public function getSubject()
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{
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$subject = '';
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if (isset($this->attributes['subject'])) {
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$subject = $this->attributes['subject'];
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}
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return $subject;
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}
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protected function getExtraParams()
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{
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$this->attributes['extra']['provider'] = $this->getSetting('provider');
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return $this->attributes['extra'];
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}
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public function handleResponse($response)
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{
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if ( is_wp_error($response) ) {
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$code = $response->get_error_code();
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if (!is_numeric($code)) {
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$code = 400;
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}
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$message = $response->get_error_message();
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$errorResponse = [
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'code' => $code,
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'message' => $message,
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'errors' => $response->get_error_data()
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];
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$status = $this->processResponse($errorResponse, false);
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if ( !$status ) {
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throw new \PHPMailer\PHPMailer\Exception($message, $code); // phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped
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} else {
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return $status;
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}
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} else {
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return $this->processResponse($response, true);
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}
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}
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public function processResponse($response, $status)
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{
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if ($this->shouldBeLogged($status)) {
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$data = [
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'to' => $this->serialize($this->attributes['to']),
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'from' => $this->attributes['from'],
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'subject' => sanitize_text_field($this->attributes['subject']),
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'body' => $this->attributes['message'],
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'attachments' => $this->serialize($this->attributes['attachments']),
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'status' => $status ? 'sent' : 'failed',
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'response' => $this->serialize($response),
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'headers' => $this->serialize($this->getParam('headers')),
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'extra' => $this->serialize($this->getExtraParams())
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];
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if($this->existing_row_id) {
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$row = (new Logger())->find($this->existing_row_id);
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if($row) {
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$row['response'] = (array) $row['response'];
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if($status) {
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$row['response']['fallback'] = __('Sent using fallback connection ', 'fluent-smtp') . $this->attributes['from'];
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$row['response']['fallback_response'] = $response;
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} else {
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$row['response']['fallback'] = __('Tried to send using fallback but failed. ', 'fluent-smtp') . $this->attributes['from'];
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$row['response']['fallback_response'] = $response;
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}
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$data['response'] = $this->serialize( $row['response']);
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$data['retries'] = $row['retries'] + 1;
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(new Logger())->updateLog($data, ['id' => $row['id']]);
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if(!$status) {
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do_action('fluentmail_email_sending_failed_no_fallback', $row['id'], $this, $data);
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}
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}
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} else {
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$logId = (new Logger)->add($data);
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if(!$status) {
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// We have to fire an action for this failed job
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$status = apply_filters('fluentmail_email_sending_failed', $status, $logId, $this, $data);
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}
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}
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}
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return $status;
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}
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protected function shouldBeLogged($status)
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{
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if($this->existing_row_id) {
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return true;
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}
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if (defined('FLUENTMAIL_LOG_OFF') && FLUENTMAIL_LOG_OFF) {
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return false;
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}
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if (!$status) {
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return true;
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}
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$miscSettings = $this->manager->getConfig('misc');
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$isLogOn = $miscSettings['log_emails'] == 'yes';
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return apply_filters('fluentmail_will_log_email', $isLogOn, $miscSettings, $this);
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}
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protected function serialize(array $data)
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{
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foreach ($data as $key => $item) {
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if (is_array($item)) {
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$this->serialize($item);
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}
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if (is_object($item) || is_resource($item)) {
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throw new InvalidArgumentException(
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"Invalid Data: Array cannot contain an object or resource."
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);
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}
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if (is_string($item)) {
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if (is_serialized($item)) {
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throw new InvalidArgumentException(
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"Invalid Data: Array cannot contain serialized data."
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);
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}
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if (filter_var($item, FILTER_VALIDATE_EMAIL)) {
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$data[$key] = sanitize_email($item);
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} elseif (filter_var($item, FILTER_VALIDATE_URL)) {
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$data[$key] = esc_url_raw($item);
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} else {
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$data[$key] = sanitize_text_field($item);
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}
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}
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}
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return serialize($data);
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}
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protected function fireWPMailFailedAction($data)
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{
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$code = is_numeric($data['code']) ? $data['code'] : 400;
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$code = strlen($code) < 3 ? 400 : $code;
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$mail_error_data['phpmailer_exception_code'] = $code;
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$mail_error_data['errors'] = $data['errors'];
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$error = new \WP_Error(
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$code, $data['message'], $mail_error_data
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);
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$this->app->doAction('wp_mail_failed', $error);
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}
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protected function updatedLog($id, $data)
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{
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try {
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$data['updated_at'] = current_time('mysql');
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(new Logger)->updateLog($data, ['id' => $id]);
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} catch (Exception $e) {
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error_log($e->getMessage());
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}
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}
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public function getValidSenders($connection)
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{
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return [$connection['sender_email']];
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}
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public function checkConnection($connection)
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{
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return true;
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}
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public function getConnectionInfo($connection)
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{
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return [
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'info' => (string) fluentMail('view')->make('admin.general_connection_info', [
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'connection' => $connection
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])
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];
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}
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public function getPhpMailer()
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{
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return $this->phpMailer;
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}
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public function setRowId($id)
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{
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$this->existing_row_id = $id;
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}
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public function addNewSenderEmail($connection, $email)
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{
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return new \WP_Error('not_implemented', __('Not implemented', 'fluent-smtp'));
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}
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public function removeSenderEmail($connection, $email)
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{
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return new \WP_Error('not_implemented', __('Not implemented', 'fluent-smtp'));
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}
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}
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Block a user