array(
'type' => array(),
'id' => array(),
'name' => array(),
'value' => array(),
'class' => array(),
'placeholder' => array(),
'size' => array(),
'checked' => array(),
'required' => array(),
'data-error' => array(),
'readonly' => array(),
'disabled' => array()
),
'div' => array(
'class' => array()
),
'label' => array(
'class' => array()
),
'span' => array(
'class' => array()
),
'b' => array(),
'a' => array(
'href' => array(),
'target' => array(),
'class' => array(),
'id' => array()
),
'p' => array(),
'h3' => array(),
'select' => array(
'name' => array()
),
'option' => array(
'value' => array(),
'selected' => array()
),
'hr' => array()
);
private $socket_sequence = array();
/**
* Constructor for the class
*
* @since 2.7.0
* @version 1.0.0
*/
public function __construct() {
$this->socket_sequence = array(
'gmail_api',
'resend_api',
'sendinblue_api',
'mailtrap_api',
'sendgrid_api',
'mailgun_api',
'elasticemail_api',
'mandrill_api',
'postmark_api',
'sparkpost_api',
'mailjet_api',
'smtp2go_api',
'sendpulse_api',
'mailersend_api',
'emailit_api',
'maileroo_api',
'sweego_api'
);
if( !is_plugin_active( 'post-smtp-pro/post-smtp-pro.php' ) ) {
$this->socket_sequence[] = 'office365_api';
$this->socket_sequence[] = 'aws_ses_api';
$this->socket_sequence[] = 'zohomail_api';
}
$this->socket_sequence[] = 'smtp';
$this->socket_sequence[] = 'default';
add_filter( 'post_smtp_legacy_wizard', '__return_false' );
add_action( 'post_smtp_new_wizard', array( $this, 'load_wizard' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
add_action( 'wp_ajax_ps-save-wizard', array( $this, 'save_wizard' ) );
add_action( 'wp_ajax_update_post_smtp_pro_option', array( $this, 'update_post_smtp_pro_option_callback' ) );
add_action( 'wp_ajax_update_post_smtp_pro_option_office365', array( $this, 'update_post_smtp_pro_option_office365_callback' ) );
add_action( 'admin_action_zoho_auth_request', array( $this, 'auth_zoho' ) );
add_action( 'admin_post_remove_oauth_action', array( $this, 'post_smtp_remove_oauth_action' ) );
add_action( 'admin_init', array( $this, 'handle_gmail_oauth_redirect' ) );
add_action( 'admin_init', array( $this, 'handle_office365_oauth_redirect' ) );
add_action( 'admin_post_remove_365_oauth_action', array( $this, 'post_smtp_remove_365_oauth_action' ) );
if( isset( $_GET['wizard'] ) && $_GET['wizard'] == 'legacy' ) {
add_filter( 'post_smtp_legacy_wizard', '__return_true' );
}
$this->options_array = get_option( PostmanOptions::POSTMAN_OPTIONS );
}
/**
* Load the wizard | Action Callback
*
* @since 2.7.0
* @version 1.0.0
*/
public function load_wizard() {
$transports = PostmanTransportRegistry::getInstance()->getTransports();
//Not for wizard
$settings_registry = new PostmanSettingsRegistry();
$this->options = PostmanOptions::getInstance();
$is_active = ( isset( $_GET['step'] ) && $_GET['step'] == 2 ) ? 'ps-active-nav' : 'ps-in-active-nav';
$in_active = ( isset( $_GET['step'] ) && $_GET['step'] != 1 ) ? '' : 'ps-active-nav';
$selected_tansport = $this->options->getTransportType();
$socket = isset( $_GET['socket'] ) ? "{$_GET['socket']}-outer" : '';
// Add popup trigger file
require_once POST_SMTP_PATH. '/Postman/Popup/popup.php';
?>
__( 'Select a socket type to continue.', 'post-smtp' ),
'Step2E2' => __( 'Please enter From Email.', 'post-smtp' ),
'Step2E3' => __( 'Please try again, something went wrong.', 'post-smtp' ),
'Step3E4' => __( 'Please enter recipient email address.', 'post-smtp' ),
'finish' => __( 'Finish', 'post-smtp' ),
'adminURL' => admin_url(),
'connectivityTestMsg' => sprintf(
'%1$s %2$s %4$s %5$s',
'' . esc_html__( 'You can set up any SMTP of your choice, but it is important to remember that custom SMTP may not have adequate security.', 'post-smtp' ) . '
';
$html .= '' . esc_html__( 'Kindly check our ', 'post-smtp' ) . '' . esc_html__( 'SMTP documentation', 'post-smtp' ) . ' ' . esc_html__( ' before implementation.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
';
return $html;
}
/**
* Render Gmail API Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_gmail_settings() {
// Get the Client ID and Client Secret from options
$client_id = ! is_null( $this->options->getClientId() ) ? esc_attr( $this->options->getClientId() ) : '';
$client_secret = ! is_null( $this->options->getClientSecret() ) ? esc_attr( $this->options->getClientSecret() ) : '';
// Check if the 'success' parameter exists in URL
$required = isset( $_GET['success'] ) && $_GET['success'] == 1 ? '' : 'required';
// Retrieve options for premium features and extensions
$post_smtp_pro_options = get_option( 'post_smtp_pro', [] );
$postman_auth_token = get_option( 'postman_auth_token' );
$bonus_extensions = isset( $post_smtp_pro_options['extensions'] ) ? $post_smtp_pro_options['extensions'] : [];
$gmail_oneclick_enabled = in_array( 'gmail-oneclick', $bonus_extensions );
$auth_url = get_option( 'post_smtp_gmail_auth_url' );
// Setup classes and attributes for form visibility
$hidden_class = $gmail_oneclick_enabled ? 'ps-hidden' : '';
$client_id_required = $gmail_oneclick_enabled ? '' : 'required';
$client_secret_required = $gmail_oneclick_enabled ? '' : 'required';
$one_click_class = 'ps-enable-gmail-one-click';
$url = POST_SMTP_URL . '/Postman/Wizard/assets/images/wizard-google.png';
$transport_name = __( '1-Click Google Mailer Setup?', 'post-smtp' );
$product_url = postman_is_bfcm() ?
'https://postmansmtp.com/cyber-monday-sale?utm_source=plugin&utm_medium=section_name&utm_campaign=BFCM&utm_id=BFCM_2024' :
'https://postmansmtp.com/pricing/?utm_source=plugin&utm_medium=wizard_gmail_one_click&utm_campaign=plugin';
if ( isset( $_GET['success'] ) && $_GET['success'] == 1 ) {
$client_id_required = '';
$client_secret_required = '';
}
// Prepare data for JSON encoding
$data = [
'url' => $url,
'transport_name' => $transport_name,
'product_url' => $product_url
];
$json_data = htmlspecialchars( json_encode( $data ), ENT_QUOTES, 'UTF-8' );
// Begin HTML output
$html = '' . esc_html__( 'Post SMTP offers two ways to connect Gmail API with WordPress: One-Click Setup (fastest) and Manual (free).', 'post-smtp' ) . '
';
$html .= '%1$s ', __( 'One-Click Setup', 'post-smtp' ) );
} else {
$html .= sprintf(
'%1$s %2$s ',
__( 'One-Click Setup', 'post-smtp' ),
__( 'PRO', 'post-smtp' )
);
$one_click = 'disabled';
$one_click_class .= ' disabled';
}
$html .= __( 'Enable the option for a quick and easy way to connect with Google without the need of manually creating an app.
', 'post-smtp' );
// One-click switch control
$html .= "
";
// Client ID and Secret inputs
$html .= '
' . esc_html__( 'Manual Setup (FREE)', 'post-smtp' ) . '
' . esc_html__( 'The free Gmail mailer requires you to create an app manually to generate the Client ID and Client Secret.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
' . __( 'Authorization (Required)', 'post-smtp' ) . '
' . __( 'Before continuing, you\'ll need to allow this plugin to send emails using Gmail API.', 'post-smtp' ) . '
' . __( 'Connect to Gmail API', 'post-smtp' ) . ' ';
// Remove OAuth action button
$html .= '
';
$html .= '';
if ( post_smtp_has_pro() ) {
if ( $postman_auth_token && isset( $postman_auth_token['user_email'] ) ) {
$nonce = wp_create_nonce( 'remove_oauth_action' );
$action_url = esc_url( add_query_arg(
[
'_wpnonce' => $nonce,
'action' => 'remove_oauth_action',
],
admin_url( 'admin-post.php' )
) );
if ( isset( $postman_auth_token['user_email'] ) ) {
$html .= '
' . sprintf( esc_html__('Connected with: %s', 'post-smtp'), esc_html( $postman_auth_token['user_email'] ) ) . ' ';
}
$html .= '
';
$html .= esc_html__( 'Remove Authorization', 'post-smtp' );
$html .= ' ';
}else {
$html .= '
' . esc_html__( 'Authorization (Required)', 'post-smtp' ) . ' ';
$html .= '
' . esc_html__( 'Before continuing, you\'ll need to allow this plugin to send emails using Gmail API.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= esc_html__( 'Sign in with Google', 'post-smtp' );
$html .= ' ';
$html .= "
By signing in with Google, you can send emails using different 'From' addresses. To do this, disable the 'Force From Email' setting and use your registered aliases as the 'From' address across your WordPress site.
Removing the OAuth connection will give you the ability to redo the OAuth connection or link to another Google account.
";
}
}
$html .= '
%2$s %3$s
',
esc_url( 'https://emailit.com/' ),
__( 'Emailit', 'post-smtp' ),
__( 'is a transactional email provider. Enter your API Key and Endpoint below.', 'post-smtp' )
);
$html .= '
';
return $html;
}
/**
* Render Emailit Settings
*/
public function render_sweego_settings() {
$api_key = null !== $this->options->getSweegoApiKey() ? esc_attr ( $this->options->getSweegoApiKey() ) : '';
$html = sprintf(
'
%1$s %3$s %4$s
',
__( 'Integrating Sweego with your WordPress site. We recommend checking the', 'post-smtp' ),
esc_url( 'https://postmansmtp.com/docs/mailers/how-to-setup-sweego-with-post-smtp/' ),
__( 'documentation', 'post-smtp' ),
__( 'for a successful integration.', 'post-smtp' )
);
$html .= '
';
return $html;
}
/**
* Render Maileroo Settings
*/
public function render_maileroo_settings() {
$api_key = null !== $this->options->getMailerooApiKey() ? esc_attr ( $this->options->getMailerooApiKey() ) : '';
$html = sprintf(
'%2$s %3$s
',
esc_url( 'https://maileroo.com/' ),
__( 'Maileroo', 'post-smtp' ),
__( 'is a transactional email provider. Enter your API Key and Endpoint below.', 'post-smtp' )
);
$html .= '
';
return $html;
}
/**
* Render Mandrill Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_mandrill_settings() {
$api_key = null !== $this->options->getMandrillApiKey() ? esc_attr ( $this->options->getMandrillApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Mandrill mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render SendGrid Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_sendgrid_settings() {
$api_key = null !== $this->options->getSendGridApiKey() ? esc_attr ( $this->options->getSendGridApiKey() ) : '';
$selected_region = $this->options->getSendGridRegion() ? esc_attr( $this->options->getSendGridRegion() ) : 'AG';
$html = '' . esc_html__( 'It is easy to integrate SendGrid mailer to your WordPress website. We recommend you to check the ', 'post-smtp' ) . '' . esc_html__( 'documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
// Region dropdown.
$html .= '';
return $html;
}
/**
* Render MailerSend Settings
*
* @since 3.3.0
* @version 1.0.0
*/
public function render_mailersend_settings() {
$api_key = null !== $this->options->getMailerSendApiKey() ? esc_attr ( $this->options->getMailerSendApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate MailerSend API mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render Mailgun Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_mailgun_settings() {
$api_key = null !== $this->options->getMailgunApiKey() ? esc_attr ( $this->options->getMailgunApiKey() ) : '';
$domain_name = null !== $this->options->getMailgunDomainName() ? esc_attr ( $this->options->getMailgunDomainName() ) : '';
$region = null !== $this->options->getMailgunRegion() ? ' checked' : '';
$html = '' . esc_html__( 'It is easy to integrate Mailgun mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= '
';
return $html;
}
/**
* Render Brevo Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_brevo_settings() {
$api_key = null !== $this->options->getSendinblueApiKey() ? esc_attr ( $this->options->getSendinblueApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Brevo mailer to your WordPress website. We recommend you to check the documentation for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render Mailtrap Settings
*
* @since 2.9.0
* @version 1.0.0
*/
public function render_mailtrap_settings() {
$api_key = null !== $this->options->getMailtrapApiKey() ? esc_attr ( $this->options->getMailtrapApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Mailtrap mailer to your WordPress website. We recommend you to check the documentation for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render Resend Settings
*
* @since 3.2.0
* @version 1.0.0
*/
public function render_resend_settings() {
$api_key = null !== $this->options->getResendApiKey() ? esc_attr ( $this->options->getResendApiKey() ) : '';
$html = sprintf(
'Resend %2$s
%3$s
%4$s %6$s ',
esc_url( 'https://resend.com/' ),
__( 'is a modern email API provider built for developers. It provides reliable email delivery with simple APIs and excellent deliverability.', 'post-smtp' ),
__( 'Resend offers a free plan to send up to 100 emails per day and 3,000 emails per month. You can start testing immediately and upgrade when needed.', 'post-smtp' ),
__( 'Let\'s get started with our', 'post-smtp' ),
esc_url( 'https://postmansmtp.com/documentation/sockets-addons/how-to-setup-resend-with-post-smtp/' ),
__( 'Resend Documentation', 'post-smtp' )
);
$html .= '
';
return $html;
}
/**
* Render Postmark Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_postmark_settings() {
$api_key = null !== $this->options->getPostmarkApiKey() ? esc_attr ( $this->options->getPostmarkApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Postmark mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render Sparkpost Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_sparkpost_settings() {
$api_key = null !== $this->options->getSparkPostApiKey() ? esc_attr ( $this->options->getSparkPostApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate SparkPost mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render ElasticEmail Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_elasticemail_settings() {
$api_key = null !== $this->options->getElasticEmailApiKey() ? esc_attr ( $this->options->getElasticEmailApiKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Elastic Email mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
return $html;
}
/**
* Render Mailjet Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_mailjet_settings() {
$api_key = null !== $this->options->getMailjetApiKey() ? esc_attr ( $this->options->getMailjetApiKey() ) : '';
$secret_key = null !== $this->options->getMailjetApiKey() ? esc_attr ( $this->options->getMailjetSecretKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate Mailjet mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
return $html;
}
/**
* Render SendPulse Settings
*
* @since 2.9.0
* @version 1.0.0
*/
public function render_sendpulse_settings() {
$api_key = null !== $this->options->getSendpulseApiKey() ? esc_attr ( $this->options->getSendpulseApiKey() ) : '';
$secret_key = null !== $this->options->getSendpulseSecretKey() ? esc_attr ( $this->options->getSendpulseSecretKey() ) : '';
$html = '' . esc_html__( 'It is easy to integrate SendPulse mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
$html .= '
'
;
$html .= '
';
return $html;
}
/**
* Render Amazon SES Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_amazonses_settings() {
$access_key_id = isset( $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_ACCESS_KEY_ID ] ) ? base64_decode( $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_ACCESS_KEY_ID ] ) : '';
$access_key_secret = isset( $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_SECRET_ACCESS_KEY ] ) ? base64_decode( $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_SECRET_ACCESS_KEY ] ) : '';
$region = isset( $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_REGION ] ) ? $this->options_array[ PostSMTPSES\PostSmtpAmazonSesTransport::OPTION_REGION ] : '';
$html = '' . esc_html__( 'Due to the technical nature of this SMTP implementation, it is recommended to study this step-by-step guide at the time of setup.', 'post-smtp' ) . '
';
$html .= '⚠️ ' . esc_html__( 'You must have a working SSL certificate installed on your WordPress site to use it with Amazon SES.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= '
';
return $html;
}
/**
* Render Office365 Settings
*
* @since 2.7.0
* @version 1.0.0
*/
public function render_office365_settings() {
$options = get_option( PostmanOptions::POSTMAN_OPTIONS );
$app_client_id = isset( $options['office365_app_id'] ) ? base64_decode( $options['office365_app_id'] ) : '';
$app_client_secret = isset( $options['office365_app_password'] ) ? base64_decode( $options['office365_app_password'] ) : '';
$redirect_uri = admin_url();
// Check if access token exists for Office 365
$office365_oauth = get_option( 'postman_office365_oauth' );
$has_access_token = $office365_oauth && isset( $office365_oauth['access_token'] ) && ! empty( $office365_oauth['access_token'] );
// Retrieve options for premium features and extensions
$post_smtp_pro_options = get_option( 'post_smtp_pro', [] );
$postman_office365_auth_token = get_option( 'postman_office365_oauth' );
$extensions = isset( $post_smtp_pro_options['extensions'] ) ? $post_smtp_pro_options['extensions'] : [];
$office365_oneclick_enabled = in_array( 'microsoft-one-click', $extensions );
$office365_auth_url = get_option( 'post_smtp_office365_auth_url' );
$html = '' . esc_html__( 'To establish a SMTP connection, you will need to create an app in your Azure account. This step-by-step guide will walk you through the whole process.', 'post-smtp' ) . '
';
// Setup classes and attributes for form visibility
$hidden_class = $office365_oneclick_enabled ? 'ps-hidden' : '';
// Conditional 'required' attribute for the fields - consider access token when one-click is enabled
$client_secret_required = $office365_oneclick_enabled ? '' : 'required';
$client_id_required = $office365_oneclick_enabled ? '' : 'required';
$one_click_class = 'ps-enable-office365-one-click';
$url = POST_SMTP_URL . '/Postman/Wizard/assets/images/ms365.png';
$transport_name = __( 'One-Click Microsoft Mailer Setup?', 'post-smtp' );
$product_url = postman_is_bfcm() ?
'https://postmansmtp.com/cyber-monday-sale?utm_source=plugin&utm_medium=section_name&utm_campaign=BFCM&utm_id=BFCM_2024' :
'https://postmansmtp.com/pricing/?utm_source=plugin&utm_medium=wizard_microsoft&utm_campaign=plugin';
// Prepare data for JSON encoding
$data = [
'url' => $url,
'transport_name' => $transport_name,
'product_url' => $product_url
];
$json_data = htmlspecialchars( json_encode( $data ), ENT_QUOTES, 'UTF-8' );
// Determine whether we have both token and email stored for Office365
// Only treat stored user_email as valid when one-click is enabled.
$has_email = false;
if ( $office365_oneclick_enabled && $office365_oauth && isset( $office365_oauth['user_email'] ) && ! empty( $office365_oauth['user_email'] ) ) {
$has_email = true;
}
// Set required based on context:
// - For one-click: skip if success param is set OR both access token and email exist
// - For normal setup: skip if success param is set OR both access token and email exist
if ( $office365_oneclick_enabled ) {
$required = ( ( isset( $_GET['success'] ) && $_GET['success'] == 1 ) || ( $has_access_token && $has_email ) ) ? '' : 'required';
} else {
$required = ( ( isset( $_GET['success'] ) && $_GET['success'] == 1 ) || ( $has_access_token && $has_email ) ) && $client_id_required ? '' : 'required';
}
$html .= __( 'The configuration steps are more technical than other options, so our detailed guide will walk you through the whole process.', 'post-smtp' );
$html .= '%1$s ', __( 'One-Click Setup', 'post-smtp' ) );
} else {
$html .= sprintf(
'%1$s %2$s ',
__( 'One-Click Setup', 'post-smtp' ),
__( 'PRO', 'post-smtp' )
);
$one_click = 'disabled';
$one_click_class .= ' disabled';
}
$html .= __( 'Enable the option for a quick and easy way to connect with Microsoft 365 / Outlook without the need of manually creating an app', 'post-smtp' );
// Check if user has business plan for Office 365 one-click
$is_business_plan = false;
if ( function_exists( 'pspro_fs' ) && pspro_fs()->is_plan( 'business' ) ) {
$is_business_plan = true;
}
// Check Post SMTP Pro version if user has business plan
$show_version_warning = false;
$required_pro_version = '1.5.0';
if ( $is_business_plan && defined( 'POST_SMTP_PRO_VERSION' ) ) {
$current_pro_version = POST_SMTP_PRO_VERSION;
if ( version_compare( $current_pro_version, $required_pro_version, '<' ) ) {
$show_version_warning = true;
}
}
// One-click switch control
$html .= "";
// Show business plan upgrade notice if needed
if ( post_smtp_has_pro() && !$is_business_plan ) {
$html .= '';
$html .= '
' . __( 'Microsoft 365 (Outlook)', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
' . __( 'Please update your Post SMTP Pro plugin to use this feature.', 'post-smtp' ) . '
';
$html .= '
';
$html .= sprintf(
'
%2$s %3$s
%5$s ',
esc_url( 'https://azure.microsoft.com/en-us/pricing/purchase-options/azure-account?icid=azurefreeaccount' ),
__( 'Office 365', 'post-smtp' ),
__( 'is a popular transactional email provider that sends more than 35 billion emails every month. If you\'re just starting out, the free plan allows you to send up to 100 emails each day without entering your credit card details', 'post-smtp' ),
esc_url( 'https://postmansmtp.com/docs/mailers/microsoft-365-one-click-smtp/' ),
__( 'Read how to setup Office 365', 'post-smtp' )
);
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
'.__( 'Authorization (Required)', 'post-smtp' ).'
'.__( 'Before continuing, you\'ll need to allow this plugin to send emails using your Office 365 account.', 'post-smtp' ).'
Connect to Office 365 ';
$html .= '
';
if ( post_smtp_has_pro() ) {
if ( $postman_office365_auth_token && isset( $postman_office365_auth_token['user_email'] ) ) {
$nonce = wp_create_nonce( 'remove_365_oauth_action' );
$action_url = esc_url( add_query_arg(
[
'_wpnonce' => $nonce,
'action' => 'remove_365_oauth_action',
],
admin_url( 'admin-post.php' )
) );
if ( isset( $postman_office365_auth_token['user_email'] ) ) {
$html .= '
' . sprintf( esc_html__('Connected with: %s', 'post-smtp'), esc_html( $postman_office365_auth_token['user_email'] ) ) . ' ';
}
$html .= '
';
$html .= esc_html__( 'Remove Authorization', 'post-smtp' );
$html .= ' ';
}else {
$html .= '
' . esc_html__( 'Authorization (Required)', 'post-smtp' ) . ' ';
$html .= '
' . esc_html__( 'Before continuing, you\'ll need to allow this plugin to send emails using Office 365 API.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= esc_html__( 'Sign in with Microsoft', 'post-smtp' );
$html .= ' ';
}
}
$html .= '
' . esc_html__( 'It is recommended to study the ', 'post-smtp' ) . '' . esc_html__( 'Zoho Mail integration doc', 'post-smtp' ) . ' ' . esc_html__( ' at the time of setup.', 'post-smtp' ) . '
';
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
';
$html .= '
'.__( 'Authorization (Required)', 'post-smtp' ).'
'.__( 'Before continuing, you\'ll need to allow this plugin to send emails using Zoho.', 'post-smtp' ).'
Connect to Zoho ';
return $html;
}
public function render_smtp2go_settings() {
ob_start();
$api_key = null === $this->options->getSmtp2GoApiKey() ? '' : esc_attr( $this->options->getSmtp2GoApiKey() );
echo '' . esc_html__( 'It is easy to integrate SMTP2GO mailer to your WordPress website. We recommend you to ', 'post-smtp' ) . '' . esc_html__( 'check the documentation', 'post-smtp' ) . ' ' . esc_html__( ' for a successful integration.', 'post-smtp' ) . '
';
echo '';
return ob_get_clean();
}
/**
* Save Wizard | AJAX Callback
*
* @since 2.7.0
* @version 1.0.0
*/
public function save_wizard() {
$form_data = array();
parse_str( $_POST['FormData'], $form_data );
$response = false;
if(
isset( $_POST['action'] )
&&
'ps-save-wizard' == $_POST['action']
&&
isset( $form_data['security'] )
&&
wp_verify_nonce( $form_data['security'], 'post-smtp' )
) {
if( isset( $form_data['postman_options'] ) && !empty( $form_data['postman_options'] ) ) {
$sanitized = post_smtp_sanitize_array( $form_data['postman_options'] );
$options = get_option( PostmanOptions::POSTMAN_OPTIONS );
$_options = $options;
$options = $options ? $options : array();
//for the checkboxes
$sanitized['prevent_sender_email_override'] = isset( $sanitized['prevent_sender_email_override'] ) ? 1 : '';
$sanitized['prevent_sender_name_override'] = isset( $sanitized['prevent_sender_name_override'] ) ? 1 : '';
//Envelop Email Address
$sanitized['envelope_sender'] = isset( $sanitized['sender_email'] ) ? $sanitized['sender_email'] : '';
//Encode API Keys
$sanitized['office365_app_id'] = isset( $sanitized['office365_app_id'] ) ? $sanitized['office365_app_id'] : '';
$sanitized['office365_app_password'] = isset( $sanitized['office365_app_password'] ) ? $sanitized['office365_app_password'] : '';
$sanitized[PostmanOptions::SENDINBLUE_API_KEY] = isset( $sanitized[PostmanOptions::SENDINBLUE_API_KEY] ) ? $sanitized[PostmanOptions::SENDINBLUE_API_KEY] : '';
$sanitized[PostmanOptions::MAILTRAP_API_KEY] = isset( $sanitized[PostmanOptions::MAILTRAP_API_KEY] ) ? $sanitized[PostmanOptions::MAILTRAP_API_KEY] : '';
$sanitized['sparkpost_api_key'] = isset( $sanitized['sparkpost_api_key'] ) ? $sanitized['sparkpost_api_key'] : '';
$sanitized['postmark_api_key'] = isset( $sanitized['postmark_api_key'] ) ? $sanitized['postmark_api_key'] : '';
$sanitized['mailgun_api_key'] = isset( $sanitized['mailgun_api_key'] ) ? $sanitized['mailgun_api_key'] : '';
$sanitized[PostmanOptions::SENDGRID_API_KEY] = isset( $sanitized[PostmanOptions::SENDGRID_API_KEY] ) ? $sanitized[PostmanOptions::SENDGRID_API_KEY] : '';
$sanitized['sendgrid_region'] = isset( $sanitized['sendgrid_region'] ) ? $sanitized['sendgrid_region'] : '';
$sanitized['resend_api_key'] = isset( $sanitized['resend_api_key'] ) ? $sanitized['resend_api_key'] : '';
$sanitized[PostmanOptions::EMAILIT_API_KEY] = isset( $sanitized[PostmanOptions::EMAILIT_API_KEY] ) ? $sanitized[PostmanOptions::EMAILIT_API_KEY] : '';
$sanitized[PostmanOptions::MAILEROO_API_KEY] = isset( $sanitized[PostmanOptions::MAILEROO_API_KEY] ) ? $sanitized[PostmanOptions::MAILEROO_API_KEY] : '';
$sanitized[PostmanOptions::SWEEGO_API_KEY] = isset( $sanitized[PostmanOptions::SWEEGO_API_KEY] ) ? $sanitized[PostmanOptions::SWEEGO_API_KEY] : '';
$sanitized['mandrill_api_key'] = isset( $sanitized['mandrill_api_key'] ) ? $sanitized['mandrill_api_key'] : '';
$sanitized[PostmanOptions::MAILERSEND_API_KEY] = isset( $sanitized[PostmanOptions::MAILERSEND_API_KEY] ) ? $sanitized[PostmanOptions::MAILERSEND_API_KEY] : '';
$sanitized['elasticemail_api_key'] = isset( $sanitized['elasticemail_api_key'] ) ? $sanitized['elasticemail_api_key'] : '';
$sanitized[PostmanOptions::MAILJET_API_KEY] = isset( $sanitized[PostmanOptions::MAILJET_API_KEY] ) ? $sanitized[PostmanOptions::MAILJET_API_KEY] : '';
$sanitized[PostmanOptions::MAILJET_SECRET_KEY] = isset( $sanitized[PostmanOptions::MAILJET_SECRET_KEY] ) ? $sanitized[PostmanOptions::MAILJET_SECRET_KEY] : '';
$sanitized['basic_auth_password'] = isset( $sanitized['basic_auth_password'] ) ? $sanitized['basic_auth_password'] : '';
$sanitized['ses_access_key_id'] = isset( $sanitized['ses_access_key_id'] ) ? $sanitized['ses_access_key_id'] : '';
$sanitized['ses_secret_access_key'] = isset( $sanitized['ses_secret_access_key'] ) ? $sanitized['ses_secret_access_key'] : '';
$sanitized['ses_region'] = isset( $sanitized['ses_region'] ) ? $sanitized['ses_region'] : '';
$sanitized['enc_type'] = 'tls';
$sanitized['auth_type'] = 'login';
$sanitized['slack_token'] = base64_decode( isset( $options['slack_token'] ) ? $options['slack_token'] : '' );
$sanitized['pushover_user'] = base64_decode( isset( $options['pushover_user'] ) ? $options['pushover_user'] : '' );
$sanitized['pushover_token'] = base64_decode( isset( $options['pushover_token'] ) ? $options['pushover_token'] : '' );
foreach( $sanitized as $key => $value ) {
$options[$key] = $value;
}
if( $options == $_options ) {
$response = true;
} else {
$response = update_option( PostmanOptions::POSTMAN_OPTIONS , $options );
}
}
}
//Prevent redirection
delete_transient( PostmanSession::ACTION );
wp_send_json( array(), 200 );
}
/**
* Callback function to handle AJAX requests for updating the 'post_smtp_pro' option.
*
* This function listens for AJAX requests and updates the 'bonus_extensions' array
* in the 'post_smtp_pro' option. It adds or removes the 'gmail-oneclick' extension
* based on whether the checkbox is checked or not.
*
* @return void
*/
public function update_post_smtp_pro_option_callback() {
// Capability check: Only allow admins
if ( ! current_user_can( 'manage_options' ) ) {
wp_send_json_error( array( 'message' => 'Unauthorized.' ) );
return;
}
// Nonce check for CSRF protection
if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'update_post_smtp_pro_option' ) ) {
wp_send_json_error( array( 'message' => 'Invalid or missing nonce.' ) );
return;
}
if ( ! isset( $_POST['enabled'] ) ) {
wp_send_json_error( array( 'message' => 'Invalid request.' ) );
return;
}
$options = get_option( 'post_smtp_pro', [] );
if ( ! isset( $options['extensions'] ) ) {
$options['extensions'] = [];
}
$enabled_value = sanitize_text_field( $_POST['enabled'] );
if ( ! empty( $enabled_value ) ) {
if ( ! in_array( $enabled_value, $options['extensions'] ) ) {
$options['extensions'][] = $enabled_value;
}
} else {
$options['extensions'] = array_diff( $options['extensions'], ['gmail-oneclick'] );
}
update_option( 'post_smtp_pro', $options );
wp_send_json_success( array( 'message' => 'Option updated successfully!' ) );
}
/**
* Update Post SMTP Pro Option for Office365 One-Click
*
* @since 2.7.0
* @version 1.0.0
*
* @return void
*/
public function update_post_smtp_pro_option_office365_callback() {
// Capability check: Only allow admins
if ( ! current_user_can( 'manage_options' ) ) {
wp_send_json_error( array( 'message' => 'Unauthorized.' ) );
return;
}
// Nonce check for CSRF protection
if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'update_post_smtp_pro_option' ) ) {
wp_send_json_error( array( 'message' => 'Invalid or missing nonce.' ) );
return;
}
if ( ! isset( $_POST['enabled'] ) ) {
wp_send_json_error( array( 'message' => 'Invalid request.' ) );
return;
}
$options = get_option( 'post_smtp_pro', [] );
if ( ! isset( $options['extensions'] ) ) {
$options['extensions'] = [];
}
$enabled_value = sanitize_text_field( $_POST['enabled'] );
// Check version requirement for Office 365 one-click
if ( ! empty( $enabled_value ) ) {
$required_pro_version = '1.5.0';
if ( defined( 'POST_SMTP_PRO_VERSION' ) ) {
$current_pro_version = POST_SMTP_PRO_VERSION;
if ( version_compare( $current_pro_version, $required_pro_version, '<' ) ) {
wp_send_json_error( array(
'message' => sprintf(
__( 'Post SMTP Pro version %1$s or higher is required for Office 365 One-Click Setup. Current version: %2$s', 'post-smtp' ),
$required_pro_version,
$current_pro_version
)
) );
return;
}
} else {
wp_send_json_error( array( 'message' => 'Post SMTP Pro version could not be determined.' ) );
return;
}
}
// Remove existing Office 365 related extensions
$options['extensions'] = array_diff( $options['extensions'], ['microsoft-365', 'microsoft-one-click'] );
if ( ! empty( $enabled_value ) ) {
// If one-click is enabled, add both microsoft-365 and microsoft-one-click
$options['extensions'][] = 'microsoft-365';
$options['extensions'][] = 'microsoft-one-click';
} else {
// If one-click is disabled, only add microsoft-365
$options['extensions'][] = 'microsoft-365';
}
// Remove duplicates
$options['extensions'] = array_unique( $options['extensions'] );
update_option( 'post_smtp_pro', $options );
// Check for Office 365 OAuth token and user email
$office365_oauth = get_option( 'postman_office365_oauth' );
$has_access_token = false;
$has_email = false;
$user_email = '';
if ( $office365_oauth && is_array( $office365_oauth ) ) {
if ( isset( $office365_oauth['access_token'] ) && ! empty( $office365_oauth['access_token'] ) ) {
$has_access_token = true;
}
if ( isset( $office365_oauth['user_email'] ) && ! empty( $office365_oauth['user_email'] ) ) {
$has_email = true;
$user_email = sanitize_email( $office365_oauth['user_email'] );
}
}
wp_send_json_success( array(
'message' => 'Option updated successfully!',
'has_access_token' => $has_access_token,
'has_email' => $has_email,
'user_email' => $user_email,
) );
}
/**
* Redirect to Zoho Authentication
*
* @since 2.7.0
* @version 1.0.0
*/
public function auth_zoho() {
$zoho_mailer = new PostSMTP_ZohoMail();
$oauthClient = $zoho_mailer->zohomail_configuration();
$PostmanOauthClient = new ZohoMailPostSMTP\ZohoMailOauth( $oauthClient );
$state = get_transient( PostSMTP_ZohoMail::STATE );
// Save client state so we can validate in response
if ( $state === false ) {
$state = bin2hex( random_bytes( 32 / 2 ) );
set_transient( PostSMTP_ZohoMail::STATE, $state, 5 * MINUTE_IN_SECONDS );
}
// // Generate the auth URL
$redirect_url = $PostmanOauthClient->getZohoMailAuthURL( array(
'state' => $state,
) );
wp_redirect( $redirect_url );
}
/**
* Handles the removal of Office 365 OAuth credentials from the WordPress database.
*
* This function removes only the sensitive fields (tokens, email, and expiration)
* from the stored Office 365 OAuth option instead of deleting the entire record.
*/
public function post_smtp_remove_365_oauth_action() {
// Verify nonce for security
if ( ! isset( $_GET['_wpnonce'] ) || ! wp_verify_nonce( $_GET['_wpnonce'], 'remove_365_oauth_action' ) ) {
wp_die( esc_html__( 'Nonce verification failed. Please try again.', 'post-smtp' ) );
}
// Get the saved Office 365 OAuth data
$oauth_data = get_option( 'postman_office365_oauth', [] );
if ( ! empty( $oauth_data ) && is_array( $oauth_data ) ) {
// Unset only sensitive fields
unset(
$oauth_data['access_token'],
$oauth_data['refresh_token'],
$oauth_data['token_expires'],
$oauth_data['user_email']
);
// Update the option with sanitized data
update_option( 'postman_office365_oauth', $oauth_data );
}
// Redirect back to configuration wizard page
wp_redirect( admin_url( "admin.php?socket=office365_api&step=2&page=postman/configuration_wizard" ) );
exit;
}
/**
* Handles the Office 365 OAuth redirect, retrieves the token parameters from the URL,
* saves them in WordPress options, and redirects the user to a settings page.
*
* This function is used when OAuth authorization is completed and the user is
* redirected back with the access token, refresh token, expiration time, message,
* and user email. It sanitizes the URL parameters and saves them to the WordPress
* options table to be used later in the application.
*
* After processing, the user is redirected to a settings page for confirmation.
*/
public function handle_office365_oauth_redirect() {
// Check if the required OAuth parameters are present in the URL.
if ( isset( $_GET['action'] ) && $_GET['action'] === 'office365_oauth_redirect' ) {
// Sanitize and retrieve URL parameters
$access_token = sanitize_text_field( $_GET['access_token'] );
$refresh_token = isset( $_GET['refresh_token'] ) ? sanitize_text_field( $_GET['refresh_token'] ) : null;
$expires_in = isset( $_GET['expires_in'] ) ? intval( $_GET['expires_in'] ) : 0;
$msg = isset( $_GET['msg'] ) ? sanitize_text_field( $_GET['msg'] ) : '';
$user_email = isset( $_GET['user_email'] ) ? sanitize_email( $_GET['user_email'] ) : '';
$auth_token_expires = time() + $expires_in;
$redirect_uri = admin_url();
// Prepare the OAuth data array for storing in WordPress options
$oauth_data = array(
'access_token' => $access_token,
'refresh_token' => $refresh_token,
'token_expires' => $auth_token_expires,
'user_email' => $user_email,
'OAUTH_REDIRECT_URI' => $redirect_uri,
'OAUTH_SCOPES' => 'openid profile offline_access Mail.Send Mail.Send.Shared',
'OAUTH_AUTHORITY' => 'https://login.microsoftonline.com/common',
'OAUTH_AUTHORIZE_ENDPOINT' => '/oauth2/v2.0/authorize',
'OAUTH_TOKEN_ENDPOINT' => '/oauth2/v2.0/token',
);
// Save the OAuth parameters to the WordPress options table.
update_option( 'postman_office365_oauth', $oauth_data );
}
}
/**
* Handles the removal of Gmail OAuth credentials from the WordPress database.
*
* This function processes a form submission to delete the stored OAuth access token
* and user email associated with Gmail API integration. It validates the request's
* nonce for security, performs the deletion, and redirects the user back to the settings
* page with a success message.
*/
public function post_smtp_remove_oauth_action() {
// Verify the nonce to ensure the request is secure and valid.
if ( ! isset( $_GET['_wpnonce'] ) || ! wp_verify_nonce( $_GET['_wpnonce'], 'remove_oauth_action' ) ) {
wp_die( esc_html__( 'Nonce verification failed. Please try again.', 'post-smtp' ) );
}
// Remove the OAuth access token option from the WordPress database.
delete_option( 'postman_auth_token' );
// Redirect the user back to the settings page with a success query parameter.
wp_redirect( admin_url( "admin.php?socket=gmail_api&step=2&page=postman/configuration_wizard" ) );
// Terminate script execution to prevent further processing after the redirect.
exit;
}
/**
* Handles the OAuth redirect, retrieves the token parameters from the URL,
* saves them in WordPress options, and redirects the user to a settings page.
*
* This function is used when OAuth authorization is completed and the user is
* redirected back with the access token, refresh token, expiration time, message,
* and user email. It sanitizes the URL parameters and saves them to the WordPress
* options table to be used later in the application.
*
* After processing, the user is redirected to a settings page for confirmation.
*/
public function handle_gmail_oauth_redirect() {
// Check if the required OAuth parameters are present in the URL.
if ( isset( $_GET['action'] ) && $_GET['action'] === 'gmail_oauth_redirect' ) {
// Capability check: Only allow administrators to update OAuth tokens
if ( ! current_user_can( 'manage_options' ) ) {
wp_die( esc_html__( 'You do not have sufficient permissions to access this page.', 'post-smtp' ) );
}
// CSRF protection: Verify nonce (required by security report)
if ( ! isset( $_GET['_wpnonce'] ) || empty( $_GET['_wpnonce'] ) ) {
wp_die( esc_html__( 'Security check failed. Nonce is missing.', 'post-smtp' ) );
}
// Verify the nonce
$nonce = sanitize_text_field( $_GET['_wpnonce'] );
if ( ! wp_verify_nonce( $nonce, 'gmail_oauth_redirect' ) ) {
wp_die( esc_html__( 'Security check failed. Invalid nonce. Please try again.', 'post-smtp' ) );
}
// Sanitize and retrieve URL parameters
$access_token = isset( $_GET['access_token'] ) ? sanitize_text_field( $_GET['access_token'] ) : null;
$refresh_token = isset( $_GET['refresh_token'] ) ? sanitize_text_field( $_GET['refresh_token'] ) : null;
$expires_in = isset( $_GET['expires_in'] ) ? intval( $_GET['expires_in'] ) : 0;
$msg = isset( $_GET['msg'] ) ? sanitize_text_field( $_GET['msg'] ) : '';
$user_email = isset( $_GET['user_email'] ) ? sanitize_email( $_GET['user_email'] ) : '';
$auth_token_expires = time() + $expires_in;
if ( $access_token ) {
$oauth_data = array(
'access_token' => $access_token,
'refresh_token' => $refresh_token,
'auth_token_expires'=> $auth_token_expires,
'vendor_name' => 'google',
'user_email' => $user_email,
);
// Save the OAuth parameters to the WordPress options table.
update_option( 'postman_auth_token', $oauth_data );
}
}
}
}
new Post_SMTP_New_Wizard();
endif;  . '/images/logos/post-smtp-logo-large.svg'; ?>){kind=logo}