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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
require_once 'PostmanModuleTransport.php';
require_once 'PostmanZendMailTransportConfigurationFactory.php';
/**
*
* @author jasonhendriks
*/
class PostmanTransportRegistry {
private $transports;
private $logger;
/**
*/
private function __construct() {
$this->logger = new PostmanLogger( get_class( $this ) );
}
// singleton instance
public static function getInstance() {
static $inst = null;
if ( $inst === null ) {
$inst = new PostmanTransportRegistry();
}
return $inst;
}
public function registerTransport( PostmanModuleTransport $instance ) {
$this->transports [ $instance->getSlug() ] = $instance;
$instance->init();
}
public function getTransports() {
return $this->transports;
}
/**
* Retrieve a Transport by slug
* Look up a specific Transport use:
* A) when retrieving the transport saved in the database
* B) when querying what a theoretical scenario involving this transport is like
* (ie.for ajax in config screen)
*
* @param mixed $slug
*/
public function getTransport( $slug ) {
$transports = $this->getTransports();
if ( isset( $transports [ $slug ] ) ) {
return $transports [ $slug ];
}
}
/**
* A short-hand way of showing the complete delivery method
*
* @param PostmanModuleTransport $transport
* @return string
*/
public function getPublicTransportUri( PostmanModuleTransport $transport ) {
return $transport->getPublicTransportUri();
}
/**
* Determine if a specific transport is registered in the directory.
*
* @param mixed $slug
*/
public function isRegistered( $slug ) {
$transports = $this->getTransports();
return isset( $transports [ $slug ] );
}
/**
* Retrieve the transport Postman is currently configured with.
*
* @return PostmanModuleTransport
* @deprecated
*/
public function getCurrentTransport() {
$selectedTransport = PostmanOptions::getInstance()->getTransportType();
$transports = $this->getTransports();
if ( ! isset( $transports [ $selectedTransport ] ) ) {
return $transports ['default'];
} else {
return $transports [ $selectedTransport ];
}
}
/**
*
* @param PostmanOptions $options
* @param PostmanOAuthToken $token
* @return boolean
*/
public function getActiveTransport() {
$selectedTransport = PostmanOptions::getInstance()->getTransportType();
$transports = $this->getTransports();
if ( isset( $transports [ $selectedTransport ] ) ) {
$transport = $transports [ $selectedTransport ];
if ( $transport->getSlug() == $selectedTransport && $transport->isConfiguredAndReady() ) {
return $transport;
}
}
return $transports ['default'];
}
/**
* Retrieve the transport Postman is currently configured with.
*
* @return PostmanModuleTransport
*/
public function getSelectedTransport() {
$selectedTransport = PostmanOptions::getInstance()->getTransportType();
$transports = $this->getTransports();
if ( isset( $transports [ $selectedTransport ] ) ) {
return $transports [ $selectedTransport ];
} else {
return $transports ['default'];
}
}
/**
* Determine whether to show the Request Permission link on the main menu
*
* This link is displayed if
* 1. the current transport requires OAuth 2.0
* 2. the transport is properly configured
* 3. we have a valid Client ID and Client Secret without an Auth Token
*
* @param PostmanOptions $options
* @return boolean
*/
public function isRequestOAuthPermissionAllowed( PostmanOptions $options, PostmanOAuthToken $authToken ) {
// does the current transport use OAuth 2.0
$oauthUsed = self::getSelectedTransport()->isOAuthUsed( $options->getAuthenticationType() );
// is the transport configured
if ( $oauthUsed ) {
$configured = self::getSelectedTransport()->isConfiguredAndReady();
}
return $oauthUsed && $configured;
}
/**
* Polls all the installed transports to get a complete list of sockets to probe for connectivity
*
* @param mixed $hostname
* @param mixed $isGmail
* @return multitype:
*/
public function getSocketsForSetupWizardToProbe( $hostname = 'localhost', $smtpServerGuess = null ) {
$hosts = array();
if ( $this->logger->isDebug() ) {
$this->logger->debug( sprintf( 'Getting sockets for Port Test given hostname %s and smtpServerGuess %s', $hostname, $smtpServerGuess ) );
}
$transports = $this->getTransports();
if ( $hostname !== 'smtp.gmail.com' ) {
unset( $transports['gmail_api'] );
}
foreach ( $transports as $transport ) {
$socketsToTest = $transport->getSocketsForSetupWizardToProbe( $hostname, $smtpServerGuess );
if ( $this->logger->isTrace() ) {
$this->logger->trace( 'sockets to test:' );
$this->logger->trace( $socketsToTest );
}
$hosts = array_merge( $hosts, $socketsToTest );
if ( $this->logger->isDebug() ) {
$this->logger->debug( sprintf( 'Transport %s returns %d sockets ', $transport->getName(), sizeof( $socketsToTest ) ) );
}
}
return $hosts;
}
/**
* If the host port is a possible configuration option, recommend it
*
* $hostData includes ['host'] and ['port']
*
* response should include ['success'], ['message'], ['priority']
*
* @param mixed $hostData
*/
public function getRecommendation( PostmanWizardSocket $hostData, $userAuthOverride, $originalSmtpServer ) {
$scrubbedUserAuthOverride = $this->scrubUserOverride( $hostData, $userAuthOverride );
$transport = $this->getTransport( $hostData->transport );
$recommendation = $transport->getConfigurationBid( $hostData, $scrubbedUserAuthOverride, $originalSmtpServer );
if ( $this->logger->isDebug() ) {
$this->logger->debug( sprintf( 'Transport %s bid %s', $transport->getName(), $recommendation ['priority'] ) );
}
return $recommendation;
}
/**
*
* @param PostmanWizardSocket $hostData
* @param mixed $userAuthOverride
* @return NULL
*/
private function scrubUserOverride( PostmanWizardSocket $hostData, $userAuthOverride ) {
$this->logger->trace( 'before scrubbing userAuthOverride: ' . $userAuthOverride );
// validate userAuthOverride
if ( ! ($userAuthOverride == 'oauth2' || $userAuthOverride == 'password' || $userAuthOverride == 'none') ) {
$userAuthOverride = null;
}
// validate the userAuthOverride
if ( ! $hostData->auth_xoauth ) {
if ( $userAuthOverride == 'oauth2' ) {
$userAuthOverride = null;
}
}
if ( ! $hostData->auth_crammd5 && ! $hostData->authPlain && ! $hostData->auth_login ) {
if ( $userAuthOverride == 'password' ) {
$userAuthOverride = null;
}
}
if ( ! $hostData->auth_none ) {
if ( $userAuthOverride == 'none' ) {
$userAuthOverride = null;
}
}
$this->logger->trace( 'after scrubbing userAuthOverride: ' . $userAuthOverride );
return $userAuthOverride;
}
/**
*/
public function getReadyMessage() {
if ( $this->getCurrentTransport()->isConfiguredAndReady() ) {
if ( PostmanOptions::getInstance()->getRunMode() != PostmanOptions::RUN_MODE_PRODUCTION ) {
return array(
'error' => true,
'message' => __( 'Postman is in <em>non-Production</em> mode and is dumping all emails.', 'post-smtp' ),
);
} else {
return array(
'error' => false,
'message' => __( 'Postman is configured.', 'post-smtp' ),
);
}
} else {
return array(
'error' => true,
'message' => __( 'Postman is <em>not</em> configured and is mimicking out-of-the-box WordPress email delivery.', 'post-smtp' ),
);
}
}
}
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