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KawaiiPunk
2020-04-07 13:03:04 +00:00
committed by Gitium
commit 00f842d9bf
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283
wp-content/plugins/wp-mail-smtp/src/Providers/Gmail/Auth.php Normal file
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<?php
namespace WPMailSMTP\Providers\Gmail;
use WPMailSMTP\Admin\Area;
use WPMailSMTP\Debug;
use WPMailSMTP\Options as PluginOptions;
use WPMailSMTP\Providers\AuthAbstract;
/**
* Class Auth to request access and refresh tokens.
*
* @since 1.0.0
*/
class Auth extends AuthAbstract {
/**
* Auth constructor.
*
* @since 1.0.0
*/
public function __construct() {
$options = new PluginOptions();
$this->mailer_slug = $options->get( 'mail', 'mailer' );
if ( $this->mailer_slug !== Options::SLUG ) {
return;
}
$this->options = $options->get_group( $this->mailer_slug );
if ( $this->is_clients_saved() ) {
$this->include_vendor_lib();
$this->client = $this->get_client();
}
}
/**
* Get the url, that users will be redirected back to finish the OAuth process.
*
* @since 1.5.2 Returned to the old, pre-1.5, structure of the link to preserve BC.
*
* @return string
*/
public static function get_plugin_auth_url() {
return add_query_arg(
array(
'page' => Area::SLUG,
'tab' => 'auth',
),
admin_url( 'options-general.php' )
);
}
/**
* Init and get the Google Client object.
*
* @since 1.0.0
* @since 1.5.0 Add ability to apply custom options to the client via a filter.
*
* @return \Google_Client
*/
public function get_client() {
// Doesn't load client twice + gives ability to overwrite.
if ( ! empty( $this->client ) ) {
return $this->client;
}
$this->include_vendor_lib();
$client = new \Google_Client(
array(
'client_id' => $this->options['client_id'],
'client_secret' => $this->options['client_secret'],
'redirect_uris' => array(
self::get_plugin_auth_url(),
),
)
);
$client->setApplicationName( 'WP Mail SMTP v' . WPMS_PLUGIN_VER );
$client->setAccessType( 'offline' );
$client->setApprovalPrompt( 'force' );
$client->setIncludeGrantedScopes( true );
// We request only the sending capability, as it's what we only need to do.
$client->setScopes( array( \Google_Service_Gmail::MAIL_GOOGLE_COM ) );
$client->setRedirectUri( self::get_plugin_auth_url() );
// Apply custom options to the client.
$client = apply_filters( 'wp_mail_smtp_providers_gmail_auth_get_client_custom_options', $client );
if (
$this->is_auth_required() &&
! empty( $this->options['auth_code'] )
) {
try {
$creds = $client->fetchAccessTokenWithAuthCode( $this->options['auth_code'] );
} catch ( \Exception $e ) {
$creds['error'] = $e->getMessage();
Debug::set(
'Mailer: Gmail' . "\r\n" .
$creds['error']
);
}
// Bail if we have an error.
if ( ! empty( $creds['error'] ) ) {
return $client;
}
$this->update_access_token( $client->getAccessToken() );
$this->update_refresh_token( $client->getRefreshToken() );
}
if ( ! empty( $this->options['access_token'] ) ) {
$client->setAccessToken( $this->options['access_token'] );
}
// Refresh the token if it's expired.
if ( $client->isAccessTokenExpired() ) {
$refresh = $client->getRefreshToken();
if ( empty( $refresh ) && isset( $this->options['refresh_token'] ) ) {
$refresh = $this->options['refresh_token'];
}
if ( ! empty( $refresh ) ) {
try {
$creds = $client->fetchAccessTokenWithRefreshToken( $refresh );
} catch ( \Exception $e ) {
$creds['error'] = $e->getMessage();
Debug::set(
'Mailer: Gmail' . "\r\n" .
$e->getMessage()
);
}
// Bail if we have an error.
if ( ! empty( $creds['error'] ) ) {
return $client;
}
$this->update_access_token( $client->getAccessToken() );
$this->update_refresh_token( $client->getRefreshToken() );
}
}
return $client;
}
/**
* Get the auth code from the $_GET and save it.
* Redirect user back to settings with an error message, if failed.
*
* @since 1.0.0
*/
public function process() {
if ( ! ( isset( $_GET['tab'] ) && $_GET['tab'] === 'auth' ) ) {
wp_safe_redirect( wp_mail_smtp()->get_admin()->get_admin_page_url() );
exit;
}
// We can't process without saved client_id/secret.
if ( ! $this->is_clients_saved() ) {
Debug::set(
esc_html__( 'There was an error while processing the Google authentication request. Please make sure that you have Client ID and Client Secret both valid and saved.', 'wp-mail-smtp' )
);
wp_safe_redirect(
add_query_arg(
'error',
'google_no_clients',
wp_mail_smtp()->get_admin()->get_admin_page_url()
)
);
exit;
}
$this->include_vendor_lib();
$code = '';
$scope = '';
$error = '';
if ( isset( $_GET['error'] ) ) {
$error = sanitize_key( $_GET['error'] );
}
// In case of any error: display a message to a user.
if ( ! empty( $error ) ) {
wp_safe_redirect(
add_query_arg(
'error',
'google_' . $error,
wp_mail_smtp()->get_admin()->get_admin_page_url()
)
);
exit;
}
if ( isset( $_GET['code'] ) ) {
$code = $_GET['code'];
}
if ( isset( $_GET['scope'] ) ) {
$scope = urldecode( $_GET['scope'] );
}
// Let's try to get the access token.
if (
! empty( $code ) &&
(
$scope === \Google_Service_Gmail::MAIL_GOOGLE_COM . ' ' . \Google_Service_Gmail::GMAIL_SEND ||
$scope === \Google_Service_Gmail::GMAIL_SEND . ' ' . \Google_Service_Gmail::MAIL_GOOGLE_COM ||
$scope === \Google_Service_Gmail::GMAIL_SEND ||
$scope === \Google_Service_Gmail::MAIL_GOOGLE_COM
)
) {
// Save the auth code. So \Google_Client can reuse it to retrieve the access token.
$this->update_auth_code( $code );
} else {
wp_safe_redirect(
add_query_arg(
'error',
'google_no_code_scope',
wp_mail_smtp()->get_admin()->get_admin_page_url()
)
);
exit;
}
wp_safe_redirect(
add_query_arg(
'success',
'google_site_linked',
wp_mail_smtp()->get_admin()->get_admin_page_url()
)
);
exit;
}
/**
* Get the auth URL used to proceed to Provider to request access to send emails.
*
* @since 1.0.0
*
* @return string
*/
public function get_auth_url() {
if (
! empty( $this->client ) &&
class_exists( 'Google_Client', false ) &&
$this->client instanceof \Google_Client
) {
return filter_var( $this->client->createAuthUrl(), FILTER_SANITIZE_URL );
}
return '#';
}
/**
* Get user information (like email etc) that is associated with the current connection.
*
* @since 1.5.0
*
* @return array
*/
public function get_user_info() {
$gmail = new \Google_Service_Gmail( $this->get_client() );
try {
$email = $gmail->users->getProfile( 'me' )->getEmailAddress();
} catch ( \Exception $e ) {
$email = '';
}
return array( 'email' => $email );
}
}

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wp-content/plugins/wp-mail-smtp/src/Providers/Gmail/Mailer.php Normal file
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<?php
namespace WPMailSMTP\Providers\Gmail;
use WPMailSMTP\Debug;
use WPMailSMTP\MailCatcher;
use WPMailSMTP\Providers\MailerAbstract;
/**
* Class Mailer.
*
* @since 1.0.0
*/
class Mailer extends MailerAbstract {
/**
* URL to make an API request to.
* Not used for Gmail, as we are using its API.
*
* @since 1.0.0
*
* @var string
*/
protected $url = 'https://www.googleapis.com/upload/gmail/v1/users/{userId}/messages/send';
/**
* Gmail message.
*
* @since 1.0.0
*
* @var \Google_Service_Gmail_Message
*/
protected $message;
/**
* Mailer constructor.
*
* @since 1.0.0
*
* @param \WPMailSMTP\MailCatcher $phpmailer
*/
public function __construct( $phpmailer ) {
parent::__construct( $phpmailer );
if ( ! $this->is_php_compatible() ) {
return;
}
}
/**
* Re-use the MailCatcher class methods and properties.
*
* @since 1.2.0
*
* @param \WPMailSMTP\MailCatcher $phpmailer
*/
public function process_phpmailer( $phpmailer ) {
// Make sure that we have access to MailCatcher class methods.
if (
! $phpmailer instanceof MailCatcher &&
! $phpmailer instanceof \PHPMailer
) {
return;
}
$this->phpmailer = $phpmailer;
}
/**
* Use Google API Services to send emails.
*
* @since 1.0.0
*/
public function send() {
// Include the Google library.
require_once wp_mail_smtp()->plugin_path . '/vendor/autoload.php';
$auth = new Auth();
$message = new \Google_Service_Gmail_Message();
/*
* Right now Gmail doesn't allow to redefine From and Sender email headers.
* It always uses the email address that was used to connect to its API.
* With code below we are making sure that Email Log archive and single Email Log
* have the save value for From email header.
*/
$gmail_creds = $auth->get_user_info();
if ( ! empty( $gmail_creds['email'] ) ) {
$this->phpmailer->From = $gmail_creds['email'];
$this->phpmailer->Sender = $gmail_creds['email'];
}
// Get the raw MIME email using MailCatcher data.
// We need here to make base64URL-safe string.
$base64 = str_replace(
array( '+', '/', '=' ),
array( '-', '_', '' ),
base64_encode( $this->phpmailer->getSentMIMEMessage() )
);
$message->setRaw( $base64 );
$service = new \Google_Service_Gmail( $auth->get_client() );
try {
$response = $service->users_messages->send( 'me', $message );
$this->process_response( $response );
} catch ( \Exception $e ) {
Debug::set(
'Mailer: Gmail' . "\r\n" .
$e->getMessage()
);
return;
}
}
/**
* Save response from the API to use it later.
*
* @since 1.0.0
* @since 1.5.0 Added action "wp_mail_smtp_providers_gmail_mailer_process_response" with $response.
*
* @param \Google_Service_Gmail_Message $response
*/
protected function process_response( $response ) {
$this->response = $response;
do_action( 'wp_mail_smtp_providers_gmail_mailer_process_response', $this->response, $this->phpmailer );
}
/**
* Check whether the email was sent.
*
* @since 1.0.0
*
* @return bool
*/
public function is_email_sent() {
$is_sent = false;
if ( method_exists( $this->response, 'getId' ) ) {
$message_id = $this->response->getId();
if ( ! empty( $message_id ) ) {
$is_sent = true;
}
}
// Clear debug messages if email is successfully sent.
if ( $is_sent ) {
Debug::clear();
}
return $is_sent;
}
/**
* @inheritdoc
*/
public function get_debug_info() {
$gmail_text = array();
$options = new \WPMailSMTP\Options();
$gmail = $options->get_group( 'gmail' );
$curl_ver = 'No';
if ( function_exists( 'curl_version' ) ) {
$curl = curl_version(); // phpcs:ignore
$curl_ver = $curl['version'];
}
$gmail_text[] = '<strong>Client ID/Secret:</strong> ' . ( ! empty( $gmail['client_id'] ) && ! empty( $gmail['client_secret'] ) ? 'Yes' : 'No' );
$gmail_text[] = '<strong>Auth Code:</strong> ' . ( ! empty( $gmail['auth_code'] ) ? 'Yes' : 'No' );
$gmail_text[] = '<strong>Access Token:</strong> ' . ( ! empty( $gmail['access_token'] ) ? 'Yes' : 'No' );
$gmail_text[] = '<br><strong>Server:</strong>';
$gmail_text[] = '<strong>OpenSSL:</strong> ' . ( extension_loaded( 'openssl' ) && defined( 'OPENSSL_VERSION_TEXT' ) ? OPENSSL_VERSION_TEXT : 'No' );
$gmail_text[] = '<strong>PHP.allow_url_fopen:</strong> ' . ( ini_get( 'allow_url_fopen' ) ? 'Yes' : 'No' );
$gmail_text[] = '<strong>PHP.stream_socket_client():</strong> ' . ( function_exists( 'stream_socket_client' ) ? 'Yes' : 'No' );
$gmail_text[] = '<strong>PHP.fsockopen():</strong> ' . ( function_exists( 'fsockopen' ) ? 'Yes' : 'No' );
$gmail_text[] = '<strong>PHP.curl_version():</strong> ' . $curl_ver; // phpcs:ignore
if ( function_exists( 'apache_get_modules' ) ) {
$modules = apache_get_modules();
$gmail_text[] = '<strong>Apache.mod_security:</strong> ' . ( in_array( 'mod_security', $modules, true ) || in_array( 'mod_security2', $modules, true ) ? 'Yes' : 'No' );
}
if ( function_exists( 'selinux_is_enabled' ) ) {
$gmail_text[] = '<strong>OS.SELinux:</strong> ' . ( selinux_is_enabled() ? 'Yes' : 'No' );
}
if ( function_exists( 'grsecurity_is_enabled' ) ) {
$gmail_text[] = '<strong>OS.grsecurity:</strong> ' . ( grsecurity_is_enabled() ? 'Yes' : 'No' );
}
return implode( '<br>', $gmail_text );
}
/**
* @inheritdoc
*/
public function is_mailer_complete() {
if ( ! $this->is_php_compatible() ) {
return false;
}
$auth = new Auth();
if (
$auth->is_clients_saved() &&
! $auth->is_auth_required()
) {
return true;
}
return false;
}
}

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wp-content/plugins/wp-mail-smtp/src/Providers/Gmail/Options.php Normal file
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<?php
namespace WPMailSMTP\Providers\Gmail;
use WPMailSMTP\Providers\OptionsAbstract;
/**
* Class Option.
*
* @since 1.0.0
*/
class Options extends OptionsAbstract {
/**
* Mailer slug.
*
* @since 1.5.0
*/
const SLUG = 'gmail';
/**
* Gmail Options constructor.
*
* @since 1.0.0
*/
public function __construct() {
parent::__construct(
array(
'logo_url' => wp_mail_smtp()->assets_url . '/images/providers/google.svg',
'slug' => self::SLUG,
'title' => esc_html__( 'Gmail', 'wp-mail-smtp' ),
'description' => sprintf(
wp_kses( /* translators: %s - URL to our Gmail doc. */
__( 'Send emails using your Gmail or G Suite (formerly Google Apps) account, all while keeping your login credentials safe. Other Google SMTP methods require enabling less secure apps in your account and entering your password. However, this integration uses the Google API to improve email delivery issues while keeping your site secure.<br><br>Read our <a href="%s" target="_blank" rel="noopener noreferrer">Gmail documentation</a> to learn how to configure Gmail or G Suite.', 'wp-mail-smtp' ),
array(
'br' => array(),
'a' => array(
'href' => array(),
'rel' => array(),
'target' => array(),
),
)
),
'https://wpmailsmtp.com/docs/how-to-set-up-the-gmail-mailer-in-wp-mail-smtp/'
),
'notices' => array(
'educational' => esc_html__( 'The Gmail mailer works well for sites that send low numbers of emails. However, Gmail\'s API has rate limitations and a number of additional restrictions that can lead to challenges during setup. If you expect to send a high volume of emails, or if you find that your web host is not compatible with the Gmail API restrictions, then we recommend considering a different mailer option.', 'wp-mail-smtp' ),
),
'php' => '5.5',
)
);
}
/**
* @inheritdoc
*/
public function display_options() {
// Do not display options if PHP version is not correct.
if ( ! $this->is_php_correct() ) {
$this->display_php_warning();
return;
}
?>
<!-- Client ID -->
<div id="wp-mail-smtp-setting-row-<?php echo esc_attr( $this->get_slug() ); ?>-client_id"
class="wp-mail-smtp-setting-row wp-mail-smtp-setting-row-text wp-mail-smtp-clear">
<div class="wp-mail-smtp-setting-label">
<label for="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_id"><?php esc_html_e( 'Client ID', 'wp-mail-smtp' ); ?></label>
</div>
<div class="wp-mail-smtp-setting-field">
<input name="wp-mail-smtp[<?php echo esc_attr( $this->get_slug() ); ?>][client_id]" type="text"
value="<?php echo esc_attr( $this->options->get( $this->get_slug(), 'client_id' ) ); ?>"
<?php echo $this->options->is_const_defined( $this->get_slug(), 'client_id' ) ? 'disabled' : ''; ?>
id="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_id" spellcheck="false"
/>
</div>
</div>
<!-- Client Secret -->
<div id="wp-mail-smtp-setting-row-<?php echo esc_attr( $this->get_slug() ); ?>-client_secret"
class="wp-mail-smtp-setting-row wp-mail-smtp-setting-row-text wp-mail-smtp-clear">
<div class="wp-mail-smtp-setting-label">
<label for="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_secret"><?php esc_html_e( 'Client Secret', 'wp-mail-smtp' ); ?></label>
</div>
<div class="wp-mail-smtp-setting-field">
<?php if ( $this->options->is_const_defined( $this->get_slug(), 'client_secret' ) ) : ?>
<input type="text" disabled value="****************************************"
id="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_secret"
/>
<?php $this->display_const_set_message( 'WPMS_GMAIL_CLIENT_SECRET' ); ?>
<?php else : ?>
<input type="password" spellcheck="false"
name="wp-mail-smtp[<?php echo esc_attr( $this->get_slug() ); ?>][client_secret]"
value="<?php echo esc_attr( $this->options->get( $this->get_slug(), 'client_secret' ) ); ?>"
id="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_secret"
/>
<?php endif; ?>
</div>
</div>
<!-- Authorized redirect URI -->
<div id="wp-mail-smtp-setting-row-<?php echo esc_attr( $this->get_slug() ); ?>-client_redirect"
class="wp-mail-smtp-setting-row wp-mail-smtp-setting-row-text wp-mail-smtp-clear">
<div class="wp-mail-smtp-setting-label">
<label for="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_redirect"><?php esc_html_e( 'Authorized redirect URI', 'wp-mail-smtp' ); ?></label>
</div>
<div class="wp-mail-smtp-setting-field">
<input type="text" readonly="readonly"
value="<?php echo esc_attr( Auth::get_plugin_auth_url() ); ?>"
id="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_redirect"
/>
<button type="button" class="wp-mail-smtp-btn wp-mail-smtp-btn-md wp-mail-smtp-btn-light-grey wp-mail-smtp-setting-copy"
title="<?php esc_attr_e( 'Copy URL to clipboard', 'wp-mail-smtp' ); ?>"
data-source_id="wp-mail-smtp-setting-<?php echo esc_attr( $this->get_slug() ); ?>-client_redirect">
<span class="dashicons dashicons-admin-page"></span>
</button>
<p class="desc">
<?php esc_html_e( 'Please copy this URL into the "Authorized redirect URIs" field of your Google web application.', 'wp-mail-smtp' ); ?>
</p>
</div>
</div>
<!-- Auth users button -->
<div id="wp-mail-smtp-setting-row-<?php echo esc_attr( $this->get_slug() ); ?>-authorize"
class="wp-mail-smtp-setting-row wp-mail-smtp-setting-row-text wp-mail-smtp-clear">
<div class="wp-mail-smtp-setting-label">
<label><?php esc_html_e( 'Authorization', 'wp-mail-smtp' ); ?></label>
</div>
<div class="wp-mail-smtp-setting-field">
<?php $this->display_auth_setting_action(); ?>
</div>
</div>
<?php
}
/**
* Display either an "Allow..." or "Remove..." button.
*
* @since 1.3.0
*/
protected function display_auth_setting_action() {
// Do the processing on the fly, as having ajax here is too complicated.
$this->process_provider_remove();
$auth = new Auth();
?>
<?php if ( $auth->is_clients_saved() ) : ?>
<?php if ( $auth->is_auth_required() ) : ?>
<a href="<?php echo esc_url( $auth->get_auth_url() ); ?>" class="wp-mail-smtp-btn wp-mail-smtp-btn-md wp-mail-smtp-btn-orange">
<?php esc_html_e( 'Allow plugin to send emails using your Google account', 'wp-mail-smtp' ); ?>
</a>
<p class="desc">
<?php esc_html_e( 'Click the button above to confirm authorization.', 'wp-mail-smtp' ); ?>
</p>
<?php else : ?>
<a href="<?php echo esc_url( wp_nonce_url( wp_mail_smtp()->get_admin()->get_admin_page_url(), 'gmail_remove', 'gmail_remove_nonce' ) ); ?>#wp-mail-smtp-setting-row-<?php echo esc_attr( $this->get_slug() ); ?>-authorize" class="wp-mail-smtp-btn wp-mail-smtp-btn-md wp-mail-smtp-btn-red js-wp-mail-smtp-provider-remove">
<?php esc_html_e( 'Remove Connection', 'wp-mail-smtp' ); ?>
</a>
<span class="connected-as">
<?php
$user = $auth->get_user_info();
if ( ! empty( $user['email'] ) ) {
printf(
/* translators: %s - email address, as received from Google API. */
esc_html__( 'Connected as %s', 'wp-mail-smtp' ),
'<code>' . esc_html( $user['email'] ) . '</code>'
);
}
?>
</span>
<p class="desc">
<?php esc_html_e( 'Removing the connection will give you an ability to redo the connection or link to another Google account.', 'wp-mail-smtp' ); ?>
</p>
<?php endif; ?>
<?php else : ?>
<p class="inline-notice inline-error">
<?php esc_html_e( 'You need to save settings with Client ID and Client Secret before you can proceed.', 'wp-mail-smtp' ); ?>
</p>
<?php
endif;
}
/**
* Remove Provider connection.
*
* @since 1.3.0
*/
public function process_provider_remove() {
if ( ! is_super_admin() ) {
return;
}
if (
! isset( $_GET['gmail_remove_nonce'] ) ||
! wp_verify_nonce( $_GET['gmail_remove_nonce'], 'gmail_remove' ) // phpcs:ignore
) {
return;
}
$options = new \WPMailSMTP\Options();
if ( $options->get( 'mail', 'mailer' ) !== $this->get_slug() ) {
return;
}
$old_opt = $options->get_all();
foreach ( $old_opt[ $this->get_slug() ] as $key => $value ) {
// Unset everything except Client ID and Secret.
if ( ! in_array( $key, array( 'client_id', 'client_secret' ), true ) ) {
unset( $old_opt[ $this->get_slug() ][ $key ] );
}
}
$options->set( $old_opt );
}
}