forked from LiveCarta/LiveCartaWP
244 lines
7.6 KiB
PHP
244 lines
7.6 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly.
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}
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if ( ! class_exists( 'PostmanSweegoMailEngine' ) ) {
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require_once 'Services/Sweego/Handler.php';
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/**
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* Sends mail with the Sweego API.
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*/
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class PostmanSweegoMailEngine implements PostmanMailEngine {
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protected $logger;
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private $transcript;
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private $apiKey;
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public function __construct( $apiKey ) {
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assert( ! empty( $apiKey ) );
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$this->apiKey = $apiKey;
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$this->logger = new PostmanLogger( get_class( $this ) );
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}
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/**
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* Send an email via Sweego, including attachments if provided.
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*
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* @param PostmanMessage $message The message object.
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* @return void
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* @throws Exception On error.
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*/
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public function send( PostmanMessage $message ) {
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$options = PostmanOptions::getInstance();
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$sweego = new PostmanSweego( $this->apiKey );
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$recipients = [];
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$duplicates = []; // Sender.
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$sender = $message->getFromAddress();
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$senderEmail = ! empty( $sender->getEmail() ) ? $sender->getEmail() : $options->getMessageSenderEmail();
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$senderName = ! empty( $sender->getName() ) ? $sender->getName() : $options->getMessageSenderName();
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$sender->log( $this->logger, 'From' );
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// Recipients.
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foreach ( (array) $message->getToRecipients() as $recipient ) {
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if ( ! in_array( $recipient->getEmail(), $duplicates ) ) {
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$recipients[] = $recipient->getEmail();
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$duplicates[] = $recipient->getEmail();
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}
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}
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// Subject and Body.
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$subject = $message->getSubject();
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$textPart = $message->getBodyTextPart();
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$htmlPart = $message->getBodyHtmlPart();
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$htmlContent = ! empty( $htmlPart ) ? $htmlPart : nl2br( $textPart );
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if ( empty( $htmlContent ) ) {
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$htmlContent = '<p>(No content)</p>';
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}
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// Prepare content for Sweego API
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$content = [
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'provider' => 'string',
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'campaign-type' => 'market',
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'from' => [
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'email' => $senderEmail,
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'name' => $senderName,
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],
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'recipients' => [],
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'subject' => $subject,
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'message-html' => $htmlContent,
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'message-txt' => wp_strip_all_tags( $textPart ?: $htmlPart ),
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];
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// Add recipients
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foreach ( (array) $message->getToRecipients() as $recipient ) {
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$content['recipients'][] = [
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'email' => $recipient->getEmail(),
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'name' => $recipient->getName() ?: '',
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];
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}
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// Add CC recipients if any
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$ccRecipients = $message->getCcRecipients();
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if ( ! empty( $ccRecipients ) ) {
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$content['cc'] = [];
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foreach ( $ccRecipients as $ccRecipient ) {
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$content['cc'][] = [
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'email' => $ccRecipient->getEmail(),
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'name' => $ccRecipient->getName() ?: '',
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];
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}
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}
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// Add BCC recipients if any
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$bccRecipients = $message->getBccRecipients();
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if ( ! empty( $bccRecipients ) ) {
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$content['bcc'] = [];
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foreach ( $bccRecipients as $bccRecipient ) {
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$content['bcc'][] = [
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'email' => $bccRecipient->getEmail(),
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'name' => $bccRecipient->getName() ?: '',
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];
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}
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}
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// Add Reply-To if set
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$replyTo = $message->getReplyTo();
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if ( $replyTo ) {
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$content['replyTo'] = [
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'email' => $replyTo->getEmail(),
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'name' => $replyTo->getName() ?: '',
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];
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} // Attachments.
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$attachments = $this->addAttachmentsToMail( $message );
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if ( ! empty( $attachments ) ) {
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$content['attachments'] = $attachments;
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}
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// Send.
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try {
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$this->logger->debug( 'Sending mail via Sweego' );
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// Make API call using Sweego Handler
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$response = $sweego->send( $content );
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$responseCode = $sweego->get_response_code();
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$responseBody = $sweego->get_response_body();
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// Log the response for debugging
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$this->logger->debug( 'Sweego API Response Code: ' . $responseCode );
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$this->logger->debug( 'Sweego API Response Body: ' . $responseBody );
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if ( $responseCode === 200 || $responseCode === 202 ) {
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$this->transcript = 'Email sent successfully via Sweego API.' . PHP_EOL;
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$this->transcript .= 'Response Code: ' . $responseCode . PHP_EOL;
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$this->transcript .= 'Response: ' . $responseBody . PHP_EOL;
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$this->transcript .= PostmanModuleTransport::RAW_MESSAGE_FOLLOWS . PHP_EOL;
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$this->transcript .= print_r( $content, true );
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$this->logger->debug( 'Transcript=' . $this->transcript );
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} else {
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$decodedBody = json_decode( $responseBody, true );
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$errorMessage = $this->extractErrorMessage( $decodedBody, $responseCode );
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$this->logger->error( 'Sweego API Error: ' . $errorMessage );
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throw new Exception( $errorMessage );
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}
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} catch ( Exception $e ) {
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$this->transcript = $e->getMessage() . PHP_EOL;
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$this->transcript .= PostmanModuleTransport::RAW_MESSAGE_FOLLOWS . PHP_EOL;
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$this->transcript .= print_r( $content, true );
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$this->logger->debug( 'Transcript=' . $this->transcript );
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throw $e;
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}
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}
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/**
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* Prepares attachments for the API.
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*
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* @param PostmanMessage $message The message object.
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* @return array
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*/
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private function addAttachmentsToMail( PostmanMessage $message ) {
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$attachments = $message->getAttachments();
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$attArray = is_array( $attachments ) ? $attachments : explode( PHP_EOL, $attachments );
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$result = [];
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foreach ( $attArray as $file ) {
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if ( ! empty( $file ) ) {
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$this->logger->debug( 'Adding attachment: ' . $file );
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$fileName = basename( $file );
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$fileType = wp_check_filetype( $file );
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$result[] = [
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'content' => base64_encode( file_get_contents( $file ) ),
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'type' => $fileType['type'],
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'filename' => $fileName,
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'disposition' => 'attachment',
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'name' => pathinfo( $fileName, PATHINFO_FILENAME ),
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];
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}
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}
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return $result;
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}
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/**
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* Return debug transcript.
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*
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* @return string
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*/
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public function getTranscript() {
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return $this->transcript;
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}
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/**
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* Extracts the error message from a JSON-decoded response.
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*
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* @param array $decodedBody The response body.
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* @param int $responseCode HTTP code.
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* @return string
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*/
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private function extractErrorMessage( $decodedBody, $responseCode ) {
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if ( is_array( $decodedBody ) ) {
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if ( isset( $decodedBody['message'] ) && is_string( $decodedBody['message'] ) ) {
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return $decodedBody['message'];
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}
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if ( isset( $decodedBody['error'] ) ) {
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return is_string( $decodedBody['error'] )
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? $decodedBody['error']
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: ( $decodedBody['error']['message'] ?? $this->getErrorMessageFromCode( $responseCode ) );
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}
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}
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return $this->getErrorMessageFromCode( $responseCode );
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}
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/**
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* Return a user-friendly error message based on HTTP response code.
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*
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* @param int $response_code HTTP status code returned by the Sweego API.
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* @return string Translated error message.
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*/
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private function getErrorMessageFromCode( $response_code ) {
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switch ( $response_code ) {
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case 400:
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return __( 'Bad request. Please check your email data.', 'post-smtp' );
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case 401:
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return __( 'Unauthorized. Please check your API key.', 'post-smtp' );
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case 403:
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return __( 'Forbidden. Access denied.', 'post-smtp' );
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case 404:
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return __( 'Not found. Please check the API endpoint.', 'post-smtp' );
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case 422:
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return __( 'Domain verification required. Your sending domain must be verified in Sweego before you can send emails. Please verify your domain in your Sweego dashboard.', 'post-smtp' );
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case 429:
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return __( 'Rate limit exceeded. Please try again later.', 'post-smtp' );
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case 500:
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return __( 'Internal server error. Please try again later.', 'post-smtp' );
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default:
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// translators: %d is the HTTP error code.
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return sprintf( __( 'HTTP error %d occurred.', 'post-smtp' ), $response_code );
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}
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}
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}
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}
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