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<?php
namespace WPMailSMTP\Providers\Sendinblue;
use WPMailSMTP\Admin\DebugEvents\DebugEvents;
use WPMailSMTP\Debug;
use WPMailSMTP\MailCatcherInterface;
use WPMailSMTP\Providers\MailerAbstract;
use WPMailSMTP\Vendor\SendinBlue\Client\ApiException;
use WPMailSMTP\Vendor\SendinBlue\Client\Model\CreateSmtpEmail;
use WPMailSMTP\Vendor\SendinBlue\Client\Model\SendSmtpEmail;
use WPMailSMTP\WP;
/**
* Class Mailer.
*
* @since 1.6.0
*/
class Mailer extends MailerAbstract {
/**
* Which response code from HTTP provider is considered to be successful?
*
* @since 1.6.0
*
* @var int
*/
protected $email_sent_code = 201;
/**
* URL to make an API request to.
* Not actually used, because we use a lib to make requests.
*
* @since 1.6.0
*
* @var string
*/
protected $url = 'https://api.sendinblue.com/v3';
/**
* The list of allowed attachment files extensions.
*
* @see https://developers.sendinblue.com/reference#sendTransacEmail_attachment__title
*
* @since 1.6.0
*
* @var array
*/
// @formatter:off
protected $allowed_attach_ext = array( 'xlsx', 'xls', 'ods', 'docx', 'docm', 'doc', 'csv', 'pdf', 'txt', 'gif', 'jpg', 'jpeg', 'png', 'tif', 'tiff', 'rtf', 'bmp', 'cgm', 'css', 'shtml', 'html', 'htm', 'zip', 'xml', 'ppt', 'pptx', 'tar', 'ez', 'ics', 'mobi', 'msg', 'pub', 'eps', 'odt', 'mp3', 'm4a', 'm4v', 'wma', 'ogg', 'flac', 'wav', 'aif', 'aifc', 'aiff', 'mp4', 'mov', 'avi', 'mkv', 'mpeg', 'mpg', 'wmv' );
// @formatter:on
/**
* Mailer constructor.
*
* @since 1.6.0
*
* @param MailCatcherInterface $phpmailer The MailCatcher object.
*/
public function __construct( $phpmailer ) {
parent::__construct( $phpmailer );
if ( ! $this->is_php_compatible() ) {
return;
}
}
/**
* @inheritDoc
*
* @since 1.6.0
*/
public function set_header( $name, $value ) {
$name = sanitize_text_field( $name );
$this->body['headers'][ $name ] = WP::sanitize_value( $value );
}
/**
* Set the From information for an email.
*
* @since 1.6.0
*
* @param string $email
* @param string $name
*/
public function set_from( $email, $name ) {
if ( ! filter_var( $email, FILTER_VALIDATE_EMAIL ) ) {
return;
}
$this->body['sender'] = array(
'email' => $email,
'name' => ! empty( $name ) ? WP::sanitize_value( $name ) : '',
);
}
/**
* Set email recipients: to, cc, bcc.
*
* @since 1.6.0
*
* @param array $recipients
*/
public function set_recipients( $recipients ) {
if ( empty( $recipients ) ) {
return;
}
// Allow for now only these recipient types.
$default = array( 'to', 'cc', 'bcc' );
$data = array();
foreach ( $recipients as $type => $emails ) {
if (
! in_array( $type, $default, true ) ||
empty( $emails ) ||
! is_array( $emails )
) {
continue;
}
$data[ $type ] = array();
// Iterate over all emails for each type.
// There might be multiple cc/to/bcc emails.
foreach ( $emails as $email ) {
$holder = array();
$addr = isset( $email[0] ) ? $email[0] : false;
$name = isset( $email[1] ) ? $email[1] : false;
if ( ! filter_var( $addr, FILTER_VALIDATE_EMAIL ) ) {
continue;
}
$holder['email'] = $addr;
if ( ! empty( $name ) ) {
$holder['name'] = $name;
}
array_push( $data[ $type ], $holder );
}
}
foreach ( $data as $type => $type_recipients ) {
$this->body[ $type ] = $type_recipients;
}
}
/**
* @inheritDoc
*
* @since 1.6.0
*/
public function set_subject( $subject ) {
$this->body['subject'] = $subject;
}
/**
* Set email content.
*
* @since 1.6.0
*
* @param string|array $content
*/
public function set_content( $content ) {
if ( empty( $content ) ) {
return;
}
if ( is_array( $content ) ) {
if ( ! empty( $content['text'] ) ) {
$this->body['textContent'] = $content['text'];
}
if ( ! empty( $content['html'] ) ) {
$this->body['htmlContent'] = $content['html'];
}
} else {
if ( $this->phpmailer->ContentType === 'text/plain' ) {
$this->body['textContent'] = $content;
} else {
$this->body['htmlContent'] = $content;
}
}
}
/**
* Doesn't support this.
*
* @since 1.6.0
*
* @param string $email
*/
public function set_return_path( $email ) {
}
/**
* Set the Reply To headers if not set already.
*
* @since 1.6.0
*
* @param array $emails
*/
public function set_reply_to( $emails ) {
if ( empty( $emails ) ) {
return;
}
$data = array();
foreach ( $emails as $user ) {
$holder = array();
$addr = isset( $user[0] ) ? $user[0] : false;
$name = isset( $user[1] ) ? $user[1] : false;
if ( ! filter_var( $addr, FILTER_VALIDATE_EMAIL ) ) {
continue;
}
$holder['email'] = $addr;
if ( ! empty( $name ) ) {
$holder['name'] = $name;
}
$data[] = $holder;
}
if ( ! empty( $data ) ) {
$this->body['replyTo'] = $data[0];
}
}
/**
* Set attachments for an email.
*
* @since 1.6.0
*
* @param array $attachments
*/
public function set_attachments( $attachments ) {
if ( empty( $attachments ) ) {
return;
}
foreach ( $attachments as $attachment ) {
$file = false;
/*
* We are not using WP_Filesystem API as we can't reliably work with it.
* It is not always available, same as credentials for FTP.
*/
try {
if ( is_file( $attachment[0] ) && is_readable( $attachment[0] ) ) {
$ext = pathinfo( $attachment[0], PATHINFO_EXTENSION );
if ( in_array( $ext, $this->allowed_attach_ext, true ) ) {
$file = file_get_contents( $attachment[0] ); // phpcs:ignore
}
}
}
catch ( \Exception $e ) {
$file = false;
}
if ( $file === false ) {
continue;
}
$this->body['attachment'][] = array(
'name' => $attachment[2],
'content' => base64_encode( $file ),
);
}
}
/**
* @inheritDoc
*
* @since 1.6.0
*
* @return SendSmtpEmail
*/
public function get_body() {
return new SendSmtpEmail( $this->body );
}
/**
* Use a library to send emails.
*
* @since 1.6.0
*/
public function send() {
try {
$api = new Api();
$response = $api->get_smtp_client()->sendTransacEmail( $this->get_body() );
DebugEvents::add_debug(
esc_html__( 'An email request was sent to the Sendinblue API.' )
);
$this->process_response( $response );
} catch ( ApiException $e ) {
$error = json_decode( $e->getResponseBody() );
if ( json_last_error() === JSON_ERROR_NONE && ! empty( $error ) ) {
$message = '[' . sanitize_key( $error->code ) . ']: ' . esc_html( $error->message );
} else {
$message = $e->getMessage();
}
$this->error_message = $message;
Debug::set( 'Mailer: Sendinblue' . PHP_EOL . $message );
} catch ( \Exception $e ) {
$this->error_message = $e->getMessage();
Debug::set( 'Mailer: Sendinblue' . PHP_EOL . $e->getMessage() );
return;
}
}
/**
* Save response from the API to use it later.
* All the actually response processing is done in send() method,
* because SendinBlue throws exception if any error occurs.
*
* @since 1.6.0
*
* @param CreateSmtpEmail $response The Sendinblue Email object.
*/
protected function process_response( $response ) {
$this->response = $response;
if (
is_a( $response, 'WPMailSMTP\Vendor\SendinBlue\Client\Model\CreateSmtpEmail' ) &&
method_exists( $response, 'getMessageId' )
) {
$this->phpmailer->MessageID = $response->getMessageId();
$this->verify_sent_status = true;
}
}
/**
* Check whether the email was sent.
*
* @since 1.6.0
*
* @return bool
*/
public function is_email_sent() {
$is_sent = false;
if ( $this->response instanceof CreateSmtpEmail ) {
$is_sent = $this->response->valid();
}
// Clear debug messages if email is successfully sent.
if ( $is_sent ) {
Debug::clear();
}
return $is_sent;
}
/**
* @inheritdoc
*
* @since 1.6.0
*/
public function get_debug_info() {
$mailjet_text[] = '<strong>API Key:</strong> ' . ( $this->is_mailer_complete() ? 'Yes' : 'No' );
return implode( '<br>', $mailjet_text );
}
/**
* @inheritdoc
*
* @since 1.6.0
*/
public function is_mailer_complete() {
$options = $this->options->get_group( $this->mailer );
// API key is the only required option.
if ( ! empty( $options['api_key'] ) ) {
return true;
}
return false;
}
}